1 2009-10-15 Jakub Jelinek <jakub@redhat.com>
4 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
5 * dwarf2out.c (mem_loc_descriptor): Don't handle
6 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
7 punt if it is not lowpart subreg or if inner mode isn't
10 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
12 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
13 investigating previous or next insns.
15 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
17 * tree-sra.c (build_ref_for_offset_1): Update comment.
19 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
21 * config/s390/s390.md (atype): Added missing values.
23 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26 * pa.md (casesi): Use sign extended index in call to
28 (casesi64p): Update pattern to reflect above.
30 2009-10-15 Steve Ellcey <sje@cup.hp.com>
32 PR rtl-optimization/41697
33 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
35 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
38 * config/rs6000/predicates.md: Update copyright year.
39 * config/rs6000/altivec.md: Ditto.
41 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
42 (MD_INCLUDES): Add a2.md.
44 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
45 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
46 (builtin_classify): New static vector to classify various builtins
47 to get the tree attributes correct.
48 (def_builtin): Set the attributes of builtins based on what the
49 builtin does (i.e. memory operation, floating point, saturation
50 need special attributes, others are pure functions).
52 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
54 (enum rs6000_builtins): Include rs6000-builtin.def to define the
55 builtins. Change the end marker to MAX_RS6000_BUILTINS from
57 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
60 * config/rs6000/rs6000-builtin.def: New file that combines the
61 builtin enumeration name and attributes.
63 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
65 * config/i386/linux.h (ASM_SPEC): Add --32.
67 2009-10-15 Jakub Jelinek <jakub@redhat.com>
69 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
70 and DW_TAG_template_alias.
71 (dwarf_attr_name): Handle DW_AT_main_subprogram,
72 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
73 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
74 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
75 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
76 and DW_AT_GNU_odr_signature.
77 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
78 DW_FORM_flag_present and DW_FORM_ref_sig8.
79 (output_signature): Only print name on the first byte.
80 (output_die): Likewise for dw_val_class_data8.
82 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
84 * doc/invoke.texi: Clarify that most optimizations are not enabled
87 2009-10-15 Richard Guenther <rguenther@suse.de>
90 * gimple.c (compare_type_names_p): Handle anonymous names
91 differently based on new mode argument.
92 (gimple_types_compatible_p): For structs also compare the tags.
93 (iterative_hash_type_name): Rename to ...
94 (iterative_hash_name): ... this. Hash all names.
95 (iterative_hash_gimple_type): Fix hashing the struct tag of
96 pointer targets. Hash field decl names.
98 2009-10-15 Richard Guenther <rguenther@suse.de>
101 * gimple.c (gimple_get_alias_set): Avoid recursing on
102 invalid type topology.
104 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
106 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
108 2009-10-15 Richard Guenther <rguenther@suse.de>
110 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
112 2009-10-15 Jakub Jelinek <jakub@redhat.com>
114 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
115 add --with-tune{,-32,-64} configured default for -mtune if explicit
118 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
120 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds
123 2009-10-14 DJ Delorie <dj@redhat.com>
125 * config/h8300/h8300.c (F): New.
127 (h8300_emit_stack_adjustment): Call them.
129 (h8300_push_pop): Likewise.
130 (h8300_expand_prologue): Likewise.
131 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
132 (MUST_USE_SJLJ_EXCEPTIONS): Define.
133 (INCOMING_RETURN_ADDR_RTX): Define.
134 (INCOMING_FRAME_SP_OFFSET): Define.
135 (DWARF_CIE_DATA_ALIGNMENT): Define.
137 2009-10-14 Jakub Jelinek <jakub@redhat.com>
139 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
140 fields in builtin structs.
141 (finalize_record_size): Likewise.
143 2009-10-14 Richard Guenther <rguenther@suse.de>
145 * gimple.c (gtc_ob): New global.
146 (struct type_pair_d): Replace pointers with type UIDs.
147 (type_pair_hash): Adjust.
148 (type_pair_eq): Likewise.
149 (lookup_type_pair): Likewise. Allocate from an obstack.
150 (gimple_force_type_merge): Adjust.
151 (gimple_types_compatible_p): Likewise.
152 (free_gimple_type_tables): Free the obstack.
154 2009-10-14 Jakub Jelinek <jakub@redhat.com>
156 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
157 stmts setting DEBUG_EXPR_DECLs.
159 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
160 Don't crash if mode1 is VOIDmode.
162 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
164 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
165 * params.h (IRA_LOOP_RESERVED_REGS): New
166 * tree-pass.h (pass_subregs_of_mode_init,
167 pass_subregs_of_mode_finish): Remove.
168 * passes.c (pass_subregs_of_mode_init,
169 pass_subregs_of_mode_finish): Remove.
170 (pass_reginfo_init): Move before loop optimizations.
171 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
172 * common.opt (fira-loop-pressure): New.
173 * toplev.h (flag_ira_loop_pressure): New.
174 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
176 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
177 Make external and void type functions.
178 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
179 pass_subregs_of_mode_finish): Remove.
180 * ira-costs.c (init_costs): Call init_subregs_of_mode.
181 * regmove.c: Include ira.h.
182 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
183 register pressure calculation in loops.
184 * loop-invariant.c: Include REGS_H and ira.h.
185 (struct loop_data): New members max_reg_pressure, regs_ref, and
187 (struct invariant): New member orig_regno.
188 (curr_loop): New variable.
189 (find_exits): Initialize regs_ref and regs_live.
190 (create_new_invariant): Initialize orig_regno.
191 (get_cover_class_and_nregs): New.
192 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
193 array. Add code for flag_ira_loop_pressure.
194 (gain_for_invariant): Make new_regs an array. Add code for
195 flag_ira_loop_pressure.
196 (best_gain_for_invariant): Ditto.
197 (set_move_mark): New parameter gain. Use it for debugging output.
198 (find_invariants_to_move): Make regs_needed and new_regs an array.
199 Add code for flag_ira_loop_pressure.
200 (move_invariant_reg): Set up orig_regno.
201 (move_invariants): Set up reg classes for pseudos for
202 flag_ira_loop_pressure.
203 (free_loop_data): Clear regs_ref and regs_live.
204 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
205 get_regno_cover_class, change_pressure, mark_regno_live,
206 mark_regno_death, mark_reg_store, mark_reg_clobber,
207 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
208 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
209 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
210 register pressure calculation in loops if new regs were added.
211 Call finish_subregs_of_mode.
212 * opts.c (decode_options): Set up flag_ira_loop_pressure.
213 * Makefile.in (loop-invariant.o): Add ira.h.
215 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
217 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
219 2009-10-14 Richard Guenther <rguenther@suse.de>
221 * lto-symtab.c (lto_symtab_compatible): Fold in ...
222 (lto_symtab_merge): ... here. Rewrite both to take the
223 prevailing and a to-be-merged entry and to queue diagnostics
225 (lto_symtab_resolve_replaceable_p): New predicate for
227 (lto_symtab_resolve_can_prevail_p): Likewise.
228 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
229 handles merging commons by choosing the largest decl. Fold
230 in code that gives ODR errors.
231 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
233 (lto_symtab_merge_decls_1): Re-structure. Deal with the
234 case of no prevailing decl here. Diagnose mismatches
235 in object types here. Drop all but the prevailing decls.
236 (lto_symtab_prevailing_decl): Return the single prevailing decl.
237 * lto-streamer-in.c (lto_input_tree_ref): Deal with
238 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
240 2009-10-14 Richard Guenther <rguenther@suse.de>
243 * lto-streamer-in.c (input_bb): Replace debug stmts with
244 nops instead of dropping them.
246 2009-10-14 Nick Clifton <nickc@redhat.com>
248 * gcc/doc/extended.texi: Replace the dash character with
249 @minus{} in situations where it is being used as a minus
251 * gcc/doc/tm.texi: Likewise.
252 * gcc/doc/md.texi: Likewise.
254 2009-10-14 Jakub Jelinek <jakub@redhat.com>
256 PR preprocessor/41543
257 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
258 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
259 * tree.c: Include intl.h.
260 (expand_location): Handle BUILTINS_LOCATION.
261 * Makefile.in (tree.o): Depend on intl.h.
264 * dwarf2out.c (dwarf2out_var_location): Always clear
265 last_postcall_label when changing last_label.
267 2009-10-14 Pascal Obry <obry@adacore.com>
269 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
270 (process_command): Handle -E as done with -c and -S. Do not add
271 the target executable suffix to the output file when -E is used.
272 (main): Adjust error message accordingly.
274 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
280 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
282 (tree_code_size): Likewise.
284 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
286 * builtins.c (fold_builtin_1): Support complex "arc" functions.
287 * real.h (HAVE_mpc_arc): Define.
289 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
291 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
292 (struct builtin_description): Add fndecl field.
293 (bdesc): Remove const qualifier. Update initializer.
294 (sh_media_init_builtins): Remove const qualifier for d. Record
295 the result of add_builtin_function to the fndecl field.
296 (sh_builtin_decl): New.
297 (sh_media_builtin_decl): New.
299 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
302 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
303 requests between special registers.
305 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
307 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
309 2009-10-13 Richard Henderson <rth@redhat.com>
311 PR tree-optimization/41377
312 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
313 (cleanup_empty_eh_merge_phis): New change_region parameter;
314 pass it on to redirect_eh_edge_1. Update callers.
315 (cleanup_empty_eh_unsplit): Don't require an existing EH label
316 at the destination block.
318 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
320 * passes.c (register_pass): Replaced gcc_unreachable by
321 fatal_error on failure. Mentions plugins in comments & messages.
323 2009-10-13 Jakub Jelinek <jakub@redhat.com>
326 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
327 * sched-vis.c (print_value): Use it.
328 * cselib.c (cselib_hash_rtx): Likewise.
329 * print-rtl.c (print_rtx): Likewise.
330 * cfgexpand.c (expand_debug_rtx): Likewise.
331 * var-tracking.c (vt_expand_loc_callback): Likewise.
333 2009-10-13 Richard Guenther <rguenther@suse.de>
336 * opts.c (handle_option): Split out code to handle setting
337 the options flag var ...
338 (set_option): ... here.
339 * opts.h (set_option): Declare.
340 * lto-opts.c (register_user_option_p): Include -fexceptions
341 and all position independent code variants.
342 (handle_common_option): Remove.
343 (lto_reissue_options): Use set_option.
345 2009-10-13 Martin Jambor <mjambor@suse.cz>
347 PR tree-optimization/41661
348 * ipa-prop.c (compute_complex_pass_through): Allow only operations
349 that are tcc_comparisons or do not change the type in any
351 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
352 folding tcc_comparison operations.
354 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
356 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
359 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
365 * tree.def (DEBUG_EXPR_DECL): New.
366 * rtl.def (DEBUG_EXPR): New.
367 * gengtype.c (adjust_field_rtx_def): Handle it.
368 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
369 (insert_debug_temp_for_var_def): ... this. Drop support for
370 moving. Take iterator for def stmt; insert debug stmt before it.
371 Scan early for use count and kind in debug stmts.
372 (propagate_defs_into_debug_stmts): Rename to...
373 (insert_debug_temps_for_defs): ... this. Likewise.
374 * tree.h (DEBUG_TEMP_UID): New.
375 * tree.c (next_debug_decl_uid): New.
376 (make_node_stat): Count debug decls separately.
377 (copy_node_stat): Likewise.
378 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
379 * var-tracking.c (dv_is_decl_p): Recognize it.
380 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
381 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
382 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
383 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
384 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
385 (cselib_hash_rtx): Likewise.
386 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
387 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
389 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
390 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
391 * rtl.c (copy_rtx): Likewise.
392 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
393 * print-rtl.c (print_rtx): Likewise.
394 * sched-vis.c (print_value): Likewise.
395 (print_insn): Handle DEBUG_EXPR_DECL.
396 * tree-dump.c (dequeue_and_dump): Likewise.
397 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
398 * gimple-iterator (gsi_replace): Check for same lhs.
399 (gsi_remove): Insert debug temps.
400 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
401 (move_computations_stmt): Drop explicit propagation into debug stmts.
402 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
403 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
404 * tree-ssa-sink.c (statement_sink_location): Likewise.
405 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
406 * tree-ssanames.c (release_ssa_name): Adjust for rename.
407 * tree-flow.h: Likewise.
408 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
409 debug temps without values.
410 (eliminate_unnecessary_stmts): Don't discard just-inserted
413 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
416 * config/cris/cris.md (andu): Check that operand 1 is one of the
417 general registers. Fix typo in head comment.
419 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
421 * config/i386/i386.md (vswapmov): New.
422 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
423 (ix86_function_ms_hook_prologue): New.
424 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
425 * configure.ac: Test for swap suffix support in as.
426 * configure: Rebuild.
428 2009-10-12 Jakub Jelinek <jakub@redhat.com>
431 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
432 paradoxical subregs to prevent partial register stalls if the inner
433 mode is integer mode.
435 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
437 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
439 2009-10-12 Dodji Seketeli <dodji@redhat.com>
442 * gcc/dwarf2out.c (template_parameter_pack_die,
443 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
445 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
448 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
450 (maybe_register_def): Likewise. Take stmt iterator.
451 (rewrite_update_stmt): Take stmt iterator and pass it on.
452 (rewrite_update_enter_block): Pass stmt iterator.
454 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
456 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
457 (spu_builtin_decl): New function.
459 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
461 * config/i386/i386.md (SWIM): New mode iterator.
462 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
463 using SWIM mode iterator.
464 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
465 patterns using SWI48 mode iterator.
466 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
467 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
468 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
469 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
470 patterns using SWI248 mode iterator.
471 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
472 gen_x86_movdicc_0_m1_rex64 for renamed function
474 2009-10-11 Jose Ruiz <ruiz@adacore.com>
475 Eric Botcazou <ebotcazou@adacore.com>
478 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
479 * config/sparc/sol2-unwind.h: New file.
481 2009-10-11 Olivier Hainque <hainque@adacore.com>
482 Eric Botcazou <ebotcazou@adacore.com>
485 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
486 * config/i386/sol2-unwind.h: New file.
488 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
491 * config/i386/i386.md (addsi_1_zext): Get the proper second
494 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
496 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
497 all OLD_RTXes, not just REGs. Use copy_rtx to create the
500 2009-10-11 Richard Guenther <rguenther@suse.de>
502 * gimple.c (iterative_hash_type_name): Do not handle special
505 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
507 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
508 (*setcc_si_1_and): Ditto.
509 (*setcc_si_1_movzbl): Ditto.
510 (*setcc_<mode>_2): Ditto.
511 (*setcc_qi): Rename from *setcc_1.
512 (*setcc_qi_slp): Rename from *setcc_2.
514 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
515 (*zero_extendqisi2_movzbw_and splitter): Ditto.
517 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
518 "if" condition, there is already assert with reload_completed present.
520 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
522 * plugin.c (try_init_one_plugin): Improve constness of variable err.
524 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
526 * doc/install.texi (Final install): Refer to
527 http://gcc.gnu.org/bugs/ for bug reporting.
529 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
531 * configure.ac: Add test for dci instruction.
532 * configure: Regenerate.
533 * config.in: Likewise.
534 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
535 * doc/invoke.texi: Add cpu_type 476 and 476fp.
536 (-mmulhw): Add 476 to description.
538 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
539 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
540 (processor_target_table): Add 476 and 476fp entries.
541 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
542 (rs6000_issue_rate): Add CPU_PPC476.
543 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
544 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
545 (processor_type): Add PROCESSOR_PPC476.
546 (EXTRA_SPECS): Add asm_cpu_476 string.
547 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
548 (define_attr "cpu"): Add ppc476.
550 Update comments for 476.
551 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
552 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
553 Update copyright year.
554 * config/rs6000/476.md: New file.
555 * config/rs6000/40x.md: Add description for "isel" attribute.
556 Update copyright year.
557 * config/rs6000/440.md: Likewise.
558 * config/rs6000/603.md: Likewise.
559 * config/rs6000/6xx.md: Likewise.
560 * config/rs6000/7450.md: Likewise.
561 * config/rs6000/7xx.md: Likewise.
562 * config/rs6000/8540.md: Likewise.
563 * config/rs6000/cell.md: Likewise.
564 * config/rs6000/e300c2c3.md: Likewise.
565 * config/rs6000/e500mc.md: Likewise.
566 * config/rs6000/mpc.md: Likewise.
567 * config/rs6000/power4.md: Likewise.
568 * config/rs6000/power5.md: Likewise.
569 * config/rs6000/power6.md: Likewise.
570 * config/rs6000/power7.md: Likewise.
571 * config/rs6000/rios1.md: Likewise.
572 * config/rs6000/rios2.md: Likewise.
573 * config/rs6000/rs64.md: Likewise.
575 2009-10-10 Richard Guenther <rguenther@suse.de>
577 PR tree-optimization/41654
578 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
579 a cond expr before calling gimple_cond_set_condition_from_tree.
580 (ifcombine_iforif): Likewise.
582 2009-10-09 Ian Lance Taylor <iant@google.com>
584 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
585 * configure: Rebuild.
587 2009-10-09 Neil Vachharajani <nvachhar@google.com>
589 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
592 2009-10-09 Richard Guenther <rguenther@suse.de>
595 * target-def.h (TARGET_BUILTIN_DECL): Define.
596 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
597 * target.h (struct gcc_target): Add builtin_decl target hook.
598 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
599 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
601 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
603 (lto_output_builtin_tree): Sorry if the target does not support
604 streaming target builtins.
605 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
606 (rs6000_builtin_decl): New function.
607 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
608 (ix86_builtin_decl): New function.
610 2009-10-09 Jakub Jelinek <jakub@redhat.com>
612 PR preprocessor/41445
613 * c-ppoutput.c (do_line_change): New function.
614 (cb_line_change): Use it.
615 (scan_translation_unit): Call do_line_change if
616 avoid_paste or PREV_WHITE and token location is on a different line
620 * dwarf2out.c (dwarf2out_init): Test whether
621 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
624 PR rtl-optimization/41646
625 * calls.c (expand_call): For BLKmode types returned in registers
626 avoid likely spilled hard regs in copy_blkmode_from_reg generated
629 2009-10-09 Richard Guenther <rguenther@suse.de>
631 PR tree-optimization/41634
632 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
633 we remove the correct elements.
634 (optimize_stmt): Make sure to update stmt operands before
635 optimizing redundancies.
637 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
639 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
641 2009-10-09 Richard Guenther <rguenther@suse.de>
644 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
646 (lto_wrapper_exit): New function.
648 (fatal_perror): Likewise.
649 (fork_execute): Use global args_name, do not free it.
650 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
651 * lto-streamer.h: Remove duplicate prototypes.
653 2009-10-09 Richard Guenther <rguenther@suse.de>
655 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
656 before calling stmt_can_throw_external.
658 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
660 PR tree-optimization/40071
661 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
662 pointer if the original data reference doesn't conflict with the
663 created vector data reference. Fix long line.
665 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
667 * config/i386/i386.md (any_div): New code iterator.
668 (u): Handle div and udiv.
670 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
672 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
673 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
674 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
675 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
677 2009-10-08 Joseph Myers <joseph@codesourcery.com>
679 * gcc.c (main): Remove trailing "." from diagnostics.
681 2009-10-08 Cary Coutant <ccoutant@google.com>
683 Add support for debugging with ICF (Identical Code Folding).
684 * calls.c (debug.h): New #include.
685 (emit_call_1): Call virtual_call_token debug hook.
686 * common.opt (-fenable-icf-debug): New option.
687 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
688 locations in the source).
689 (poc_label_num): New variable.
690 (dcall_entry, vcall_entry): New typedefs.
691 (dcall_table, vcall_table): New variables.
692 (struct vcall_insn): New type.
693 (vcall_insn_table): New variable.
694 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
695 (size_of_dcall_table): New function.
696 (output_dcall_table): New function.
697 (size_of_vcall_table): New function.
698 (output_vcall_table): New function.
699 (dwarf2out_direct_call): New function.
700 (vcall_insn_table_hash): New function.
701 (vcall_insn_table_eq): New function.
702 (dwarf2out_virtual_call_token): New function.
703 (dwarf2out_virtual_call): New function.
704 (dwarf2out_init): Allocate new tables and sections.
705 (prune_unused_types): Mark DIEs referenced from direct call table.
706 (dwarf2out_finish): Output direct and virtual call tables.
707 * final.c (final_scan_insn): Call direct_call and virtual_call
709 * debug.h (struct gcc_debug_hooks): Add direct_call,
710 virtual_call_token, virtual_call hooks.
711 (debug_nothing_uid): New function.
712 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
713 (debug_nothing_uid): New function.
714 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
715 (xcoff_debug_hooks): Likewise.
716 * sdbout.c (sdb_debug_hooks): Likewise.
717 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
718 * doc/invoke.texi (-fenable-icf-debug): New option.
720 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
723 * regmove.c (regmove_backward_pass): Replace src with dst in the
724 debug insn, and check for dst before rather than after.
726 2009-10-08 Janis Johnson <janis187@us.ibm.com>
728 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
729 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
731 2009-10-08 Jan Hubicka <jh@suse.cz>
734 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
735 do not mark cgraph nodes as needed.
736 (record_references_in_initializer): Add new only_vars parameter.
737 * cgraph.h (record_references_in_initializer): New parameter.
738 * varasm.c (assemble_variable): Update call.
739 * varpool.c (varpool_analyze_pending_decls): Always look for
742 2009-10-08 Anatoly Sokolov <aesok@post.ru>
744 * config/avr/avr.c (last_insn_address) Remove variable.
745 (expand_prologue): Don't initialise last_insn_address variable.
746 (final_prescan_insn): Don't output insn size.
747 * config/avr/avr.opt (msize): Remove switch.
748 * doc/invoke.texi (AVR Options): Remove documentation of -msize
751 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
753 * combine.c (label_tick_ebb_start): Fix comment.
754 (combine_instructions): Set label_tick and label_tick_ebb_start before
755 calling setup_incoming_promotions. Start them from 1. Increment
756 label_tick instead of deriving it from the BB index. Rather than
757 comparing ticks use the block from the previous iteration to decide
758 whether to start a new EBB. Remove empty lines before function.
760 2009-10-08 Michael Matz <matz@suse.de>
763 * builtins.c (fold_builtin_isascii): Use fold_build2.
764 (fold_builtin_isdigit): Ditto.
765 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
766 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
767 remove_useless_stmts_cond, remove_useless_stmts_tf,
768 remove_useless_stmts_tc, remove_useless_stmts_bind,
769 remove_useless_stmts_goto, remove_useless_stmts_label,
770 remove_useless_stmts_1, remove_useless_stmts,
771 pass_remove_useless_stmts): Remove.
772 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
773 * passes.c (init_optimization_passes): Don't add
774 pass_remove_useless_stmts.
775 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
776 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
778 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
779 for static constants.
780 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
781 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
783 2009-10-08 Richard Guenther <rguenther@suse.de>
785 * gimple.c (free_gimple_type_tables): New function.
786 * gimple.h (free_gimple_type_tables): Declare.
788 2009-10-07 Mark Heffernan <meheff@google.com>
790 * ipa-prop.c (ipa_print_node_params) Only print
791 names of named arguments.
793 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
795 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
796 being statically linked.
798 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
800 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
802 2009-10-08 Jan Hubicka <jh@suse.cz>
805 * ipa.c (cgraph_externally_visible_p,
806 function_and_variable_visibility,
807 whole_program_function_and_variable_visibility): Skip non-finalized
810 2009-10-08 Nick Clifton <nickc@redhat.com>
812 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
815 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
818 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
820 2009-10-07 Joseph Myers <joseph@codesourcery.com>
823 * c-common.c (c_fully_fold_internal): Strip nops from the result
824 of recursive calls to c_fully_fold_internal.
825 (c_wrap_maybe_const): New.
826 (c_save_expr): Use c_wrap_maybe_const.
827 * c-common.h (c_wrap_maybe_const): Declare.
828 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
829 build_binary_op): Use c_wrap_maybe_const.
831 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
833 * real.c: Fix comment to reflect actual exponent size.
835 2009-10-08 Ben Elliston <bje@au.ibm.com>
837 * config/rs6000/a2.md: Add FSF comment header.
839 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
841 * config/i386/i386.md (any_extend): New code iterator.
842 (u, s): New code attributes.
844 (DWIH): Rewrite as code iterator for SI and DI modes.
845 (DWI): Rewrite as mode attribute.
846 (dwi): New mode attribute.
847 (di): Depend on SI mode and DI mode.
848 (doubleint_general_operand): Remove mode attribute.
850 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
853 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
854 (*sub<mode>3_doubleword): Ditto.
856 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
857 using SWIM248 mode iterator.
858 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
859 using SWI48 mode iterator.
860 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
861 patterns using DWIH mode iterator and any_extend code iterator.
862 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
863 using any_extend code iterator.
864 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
865 patterns using DWIH mode iterator and any_extend code iterator.
866 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
867 using any_extend code iterator.
868 (<s>mul<mode>3_highpart): Macroize expander from
869 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
870 and any_extend code iterator.
871 (*<s>muldi3_highpart_1): Macroize insn from
872 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
873 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
874 patterns using any_extend code iterator.
875 (*<s>mulsi3_highpart_zext): Macroize insn from
876 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
878 2009-10-07 Jakub Jelinek <jakub@redhat.com>
880 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
881 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
882 refering to a DIE with DW_AT_const_value.
884 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
887 * ira-lives.c (check_and_make_def_conflict): Process all operands.
889 2009-10-06 Jan Hubicka <jh@suse.cz>
891 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
894 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
896 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
897 *lea_2_rex64): Move before *add<mode>_1 pattern.
899 2009-10-07 Jan Hubicka <jh@suse.cz>
901 * collect2.c (main): Add -fno-whole-program.
902 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
904 2009-10-07 Jan Hubicka <jh@suse.cz>
906 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
907 has no address taken.
908 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
910 (cgraph_clone_node): Clear externally_visible flag for clones.
911 * cgraph.h (cgraph_only_called_directly_p,
912 cgraph_can_remove_if_no_direct_calls_p): New predicates.
913 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
914 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
915 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
916 ipcp_insert_stage): Likwise.
917 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
918 externally_visible flag.
919 (verify_cgraph_node): Verify that inline clones look right.
920 (process_function_and_variable_attributes): Do not set
921 externally_visible flags.
922 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
924 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
926 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
927 clear externally_visible when turning into inline clones
928 (cgraph_mark_inline_edge): Use new predicates.
929 (cgraph_estimate_growth): Likewise.
930 (cgraph_decide_inlining): Likewise.
931 * ipa.c (cgraph_postorder): Likewise.
932 (cgraph_remove_unreachable_nodes): Likewise; sanity check
933 that inline clones are not needed.
934 (cgraph_externally_visible_p): New predicate.
935 (function_and_variable_visibility): Add whole_program parameter;
936 always set externally_visible flag; handle COMDAT function
938 (local_function_and_variable_visibility): New function.
939 (gate_whole_program_function_and_variable_visibility): New function.
940 (whole_program_function_and_variable_visibility): New function.
941 (pass_ipa_whole_program_visibility): New function.
942 * passes.c (init_optimization_passes): Add whole program visibility
944 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
945 not care about needed/reachable flags.
946 * varpool.c: Include flags.h
947 (decide_is_variable_needed): When doing LTO assume whole-program mode.
948 (varpool_finalize_decl): When we are in LTO read-back, all variables
950 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
952 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
954 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
957 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
959 * config.gcc: Don't include the makefile fragments intended for
961 * config/s390/fixdfdi.h: File removed.
962 * config/s390/libgcc-glibc.ver: File removed.
963 * config/s390/s390.h: Remove the fixdfdi.h hack.
964 * config/s390/t-crtstuff: File moved to libgcc dir.
965 * config/s390/t-linux: Likewise.
966 * config/s390/t-tpf: libgcc specific parts removed.
967 * config/s390/t-linux64: Likewise.
969 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
971 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
972 (lto-compress.o): Likewise.
974 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
977 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
978 dllexport to class members here.
979 (i386_pe_determine_dllimport_p): Only check static class data for
981 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
982 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
983 functions for vague linkage.
984 (i386_pe_type_dllexport_p): Fix formatting.
985 (maybe_add_dllexport) New function.
986 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
989 2009-10-07 Ben Elliston <bje@au.ibm.com>
991 * config/rs6000/a2.md: Remove duplicated lines.
993 2009-10-07 Ben Elliston <bje@au.ibm.com>
995 * config.gcc (powerpc*-*-*): Handle a2.
996 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
997 * config/rs6000/a2.md: New file.
998 * config/rs6000/rs6000.opt (mno-update): New.
999 (mupdate): Return to using a mask, not a var.
1000 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1001 (enum processor_type): Add PROCESSOR_PPCA2.
1002 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1003 (rs6000_override_options): Add "a2" to processor_target_table.
1004 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1005 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1007 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1009 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1010 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1011 reference to nonexistent gen_truncxfxf2 function.
1013 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1015 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1016 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1017 (general_operand): Handle TI mode.
1018 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1019 using SDWIM mode iterator.
1020 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1021 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1022 using DWI mode iterator.
1023 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1024 patterns using SWI mode iterator.
1025 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1026 using SWI48 mode iterator.
1027 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1028 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1029 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1030 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1031 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1032 using SDWIM mode iterator.
1033 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1034 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1035 using DWI mode iterator.
1036 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1037 patterns using SWI mode iterator.
1038 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1039 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1040 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1041 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1042 patterns using plusminus code iterator.
1043 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1044 sub<mode>3 patterns using plusminus code iterator.
1045 * config/i386/i386.c (override_options): Update the call to
1046 gen_subdi_carry_rex64 for renamed function.
1047 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1048 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1049 calls to instruction expanders.
1051 2009-10-06 Martin Jambor <mjambor@suse.cz>
1054 * opts.c (decode_options): Run IPA-SRA at -O2.
1056 2009-10-06 Richard Guenther <rguenther@suse.de>
1058 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1060 2009-10-06 Tobias Burnus <burnus@net-b.de>
1063 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1064 -flto and -fwhole-program flags can be combined.
1066 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1069 * gcc.c (process_command): Check that -o argument was specified.
1071 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1073 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1075 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1077 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1078 * doc/invoke.texi (Warning Options): Annotate allowed languages
1079 for -Wunsuffixed-float-constants.
1081 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1083 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1084 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1085 same name and isn't the main variant.
1088 * dwarf2out.c (loc_by_reference): Removed.
1089 (dw_loc_list_1): New function.
1090 (dw_loc_list): Remove toplev argument, add want_address argument.
1091 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1092 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1093 want_address == 2 to dw_loc_list. For successful dw_loc_list
1094 set have_address to 1 only if want_address is not 0.
1096 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1098 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1099 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1100 a code block followed by two pointers.
1101 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1102 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1103 (MIPS_MOVE): Likewise.
1104 (MIPS_LUI): Likewise.
1105 (MIPS_JR): Likewise.
1106 (MIPS_BAL): Likewise.
1107 (MIPS_NOP): Likewise.
1108 (mips_asm_trampoline_template): Delete.
1109 (mips_trampoline_code_size): New function.
1110 (mips_trampoline_init): Add shorter sequences for all cases
1111 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1112 Calculate the opcodes directly, rather than copying from a template.
1113 Only flush the code part of the trampoline.
1114 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1116 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1118 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1119 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1120 (INCOMING_RETURN_ADDR_RTX): Likewise.
1121 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1123 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1124 with RETURN_ADDR_REGNUM.
1125 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1126 * config/mips/mips.c (mips16_build_call_stub): Replace
1127 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1128 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1129 (mips_print_operand_punctuation): Likewise.
1130 (mips_frame_set): Likewise.
1131 (mips16e_output_save_restore): Likewise.
1132 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1133 (mips_save_reg_p): Likewise.
1134 (mips_return_addr): Likewise.
1135 (mips_set_return_address): Likewise.
1136 (mips_direct_save_slot_move_p): Likewise.
1137 (mips_output_function_prologue): Likewise.
1138 (mips_restore_reg): Likewise.
1139 (mips_expand_epilogue): Likewise.
1140 (mips_epilogue_uses): Likewise.
1141 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1142 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1143 (clear_hazard_<mode>): Likewise.
1144 (call_internal): Likewise.
1145 (call_internal_direct): Likewise.
1146 (call_direct_split): Likewise.
1147 (call_value_internal): Likewise.
1148 (call_value_split): Likewise.
1149 (call_value_internal_direct): Likewise.
1150 (call_value_direct_split): Likewise.
1151 (call_value_multiple_internal): Likewise.
1152 (call_value_multiple_split): Likewise.
1154 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1155 Jakub Jelinek <jakub@redhat.com>
1157 PR rtl-optimization/41511
1158 * combine.c (record_value_for_reg): Pass explicit values as argument
1159 to get_last_value_validate.
1160 (get_last_value_validate): Document INSN parameter.
1161 For non-readonly MEMs, assume they might have been modified if INSN
1162 was in another basic block.
1163 (get_last_value): Minor reformatting.
1165 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1168 * final.c (asm_str_count): Split out from asm_insn_count.
1169 * rtl.h (asm_str_count): New prototype.
1170 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1173 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1175 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1177 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1178 Rafael Espindola <espindola@google.com>
1180 * gengtype.c (write_types): Moved call to write_func_for_structure
1181 into seperate loops.
1183 2009-10-05 Richard Guenther <rguenther@suse.de>
1186 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1187 (input_cgraph_1): Input toplevel asms.
1189 2009-10-05 Richard Guenther <rguenther@suse.de>
1192 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1193 (external_aggregate_decl_p): Likewise.
1194 (lto_symtab_compatible): Re-structure. Remove dead code.
1195 For variables ignore toplevel qualifiers when comparing types.
1196 Issue warnings, not errors for mismatched user-alignment.
1198 2009-10-05 Richard Guenther <rguenther@suse.de>
1202 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1203 (struct lto_symtab_identifier_def): Likewise.
1204 (struct lto_symtab_decl_def): Likewise.
1205 (struct lto_symtab_entry_def): New.
1206 (lto_symtab_identifier_t): Rename to ...
1207 (lto_symtab_entry_t): ... this.
1208 (lto_symtab_decls): Remove.
1209 (lto_symtab_base_hash): Rename to ...
1210 (lto_symtab_entry_hash): ... this.
1211 (lto_symtab_base_eq): Rename to ...
1212 (lto_symtab_entry_eq): ... this.
1213 (lto_symtab_base_marked_p): Rename to ...
1214 (lto_symtab_entry_marked_p): ... this.
1215 (lto_symtab_identifier_marked_p): Remove.
1216 (lto_symtab_decl_marked_p): Likewise.
1217 (lto_symtab_maybe_init_hash_tables): Rename to ...
1218 (lto_symtab_maybe_init_hash_table): ... this.
1219 (lto_symtab_set_resolution_and_file_data): Remove.
1220 (lto_symtab_register_decl): New function.
1221 (lto_symtab_get_identifier): Remove.
1222 (lto_symtab_get): New function.
1223 (lto_symtab_get_resolution): Adjust.
1224 (lto_symtab_get_identifier_decl): Remove.
1225 (lto_symtab_set_identifier_decl): Likewise.
1226 (lto_symtab_merge_decl): Rename to ...
1227 (lto_symtab_merge): ... this. Rewrite.
1228 (lto_symtab_merge_var): Remove.
1229 (lto_symtab_merge_fn): Likewise.
1230 (lto_symtab_prevailing_decl): Adjust.
1231 (lto_cgraph_replace_node): New function.
1232 (lto_symtab_merge_decls_2): Likewise.
1233 (lto_symtab_merge_decls_1): Likewise.
1234 (lto_symtab_fixup_var_decls): Likewise.
1235 (lto_symtab_resolve_symbols): Likewise.
1236 (lto_symtab_merge_decls): Likewise.
1237 (lto_symtab_prevailing_decl): Adjust.
1238 (lto_symtab_get_symtab_def): Remove.
1239 (lto_symtab_get_file_data): Likewise.
1240 (lto_symtab_clear_resolution): Adjust.
1241 (lto_symtab_clear_resolution): Likewise.
1242 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1243 (input_cgraph_1): Likewise.
1244 * lto-streamer-in.c (get_resolution): Do not provide fake
1245 symbol resolutions here.
1246 (deferred_global_decls): Remove.
1247 (lto_register_deferred_decls_in_symtab): Likewise.
1248 (lto_register_var_decl_in_symtab): Change signature, register
1249 variable via lto_symtab_register_decl.
1250 (lto_register_function_decl_in_symtab): Likewise.
1251 (lto_read_tree): Adjust.
1252 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1253 (lto_symtab_merge_var): Likewise.
1254 (lto_symtab_merge_fn): Likewise.
1255 (lto_symtab_register_decl): Declare.
1256 (lto_symtab_merge_decls): Likewise.
1258 2009-10-05 Richard Guenther <rguenther@suse.de>
1260 PR tree-optimization/23821
1261 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1262 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1263 simple IV increments.
1265 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1267 * config/arm/arm.c (arm_override_options): Really initialize
1268 flag_dwarf2_cfi_asm to 0.
1270 2009-10-05 Doug Kwan <dougkwan@google.com>
1272 PR rtl-optimization/41574
1273 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1274 floating point and we are not doing unsafe math optimizations.
1276 2009-10-03 Simon Baldwin <simonb@google.com>
1277 Cary Coutant <ccoutant@google.com>
1278 Rafael Espindola <espindola@google.com>
1279 Richard Guenther <rguenther@suse.de>
1280 Jan Hubicka <jh@suse.cz>
1281 Doug Kwan <dougkwan@google.com>
1282 H.J. Lu <hongjiu.lu@intel.com>
1283 Bill Maddox <maddox@google.com>
1284 Ryan Mansfield <rmansfield@qnx.com>
1285 Diego Novillo <dnovillo@google.com>
1286 Ollie Wild <aaw@google.com>
1287 Kenneth Zadeck <zadeck@naturalbridge.com>
1289 * lto-cgraph.c: New file.
1290 * lto-compress.c: New file.
1291 * lto-compress.h: New file.
1292 * lto-opts.c: New file.
1293 * lto-section-in.c: New file.
1294 * lto-section-out.c: New file.
1295 * lto-streamer-in.c: New file.
1296 * lto-streamer-out.c: New file.
1297 * lto-streamer.c: New file.
1298 * lto-streamer.h: New file.
1299 * lto-symtab.c: New file.
1300 * lto-wpa-fixup.c: New file.
1301 * lto-wrapper.c: New file.
1303 2009-10-03 Simon Baldwin <baldwin@google.com>
1304 Ben Elliston <bje@au.ibm.com>
1305 Rafael Espindola <espindola@google.com>
1306 Nathan Froyd <froydnj@codesourcery.com>
1307 Jan Hubicka <jh@suse.cz>
1308 Doug Kwan <dougkwan@google.com>
1309 Diego Novillo <dnovillo@google.com>
1310 Kenneth Zadeck <zadeck@naturalbridge.com>
1312 * Makefile.in (enable_lto): New.
1313 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1314 (LINKER_PLUGIN_API_H): Define.
1315 (LTO_SYMTAB_H): Define.
1316 (LTO_STREAMER_H): Define.
1317 (TREE_VECTORIZER_H): Define.
1318 (INCLUDES): Add LIBELFINC.
1319 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1320 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1321 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1322 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1323 (native): Add lto-wrapper$(exeext)
1324 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1325 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1326 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1327 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1328 (varasm.o): Add dependency on tree-iterator.h.
1329 (cgraph.o): Add dependency on cif-code.def.
1330 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1331 (ipa-pure-const.o): Likewise.
1332 (GTFILES): Add lto-symtab.c.
1333 (install-lto-wrapper): New.
1334 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1335 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1336 * config.in: Regenerate.
1338 2009-10-03 Rafael Espindola <espindola@google.com>
1339 Diego Novillo <dnovillo@google.com>
1341 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1342 ipa_write_summaries.
1343 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1345 (cgraph_optimize): Make extern.
1347 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1348 Kenneth Zadeck <zadeck@naturalbridge.com>
1350 * toplev.c (in_lto_p): Declare.
1351 * collect2.c (scan_prog_file): Read all the output when reading
1352 information for LTO.
1353 (enum lto_mode_d): Declare.
1355 2009-10-03 Richard Guenther <rguenther@suse.de>
1356 Diego Novillo <dnovillo@google.com>
1358 * gimple.c: Include target.h and alias.h.
1359 (gimple_types): Declare.
1360 (type_hash_cache): Declare.
1361 (gimple_alloc_stat): Make extern.
1362 (gimple_build_eh_must_not_throw): Call
1363 gimple_eh_must_not_throw_set_fndecl.
1364 (struct type_pair_d): Declare.
1365 (type_pair_t): Declare.
1366 (type_pair_hash): New.
1367 (type_pair_eq): New.
1368 (lookup_type_pair): New.
1369 (gimple_force_type_merge): New.
1370 (compare_type_names_p): New.
1371 (compare_field_offset): New.
1372 (gimple_types_compatible_p): New.
1373 (struct sccs): Declare.
1374 (next_dfs_num): Declare.
1375 (iterative_hash_gimple_type): New.
1377 (iterative_hash_type_name): New.
1378 (iterative_hash_gimple_type): New.
1379 (gimple_type_hash): New.
1380 (gimple_type_eq): New.
1381 (gimple_register_type): New.
1382 (print_gimple_types_stats): New.
1383 (gimple_signed_or_unsigned_type): New.
1384 (gimple_unsigned_type): New.
1385 (gimple_signed_type): New.
1386 (gimple_get_alias_set): New.
1387 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1388 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1389 (gimple_force_type_merge): Declare.
1390 (gimple_types_compatible_p): Declare.
1391 (gimple_register_type): Declare.
1392 (print_gimple_types_stats): Declare.
1393 (gimple_unsigned_type): Declare.
1394 (gimple_signed_type): Declare.
1395 (gimple_get_alias_set): Declare.
1396 (gimple_eh_must_not_throw_set_fndecl): New.
1398 2009-10-03 Jan Hubicka <jh@suse.cz>
1399 Kenneth Zadeck <zadeck@naturalbridge.com>
1401 * ipa-pure-const.c: Include lto-streamer.h.
1402 (register_hooks): Factor out of ...
1403 (generate_summary): ... here.
1404 (pure_const_write_summary): New.
1405 (pure_const_read_summary): New.
1406 (pass_ipa_pure_const): Add pure_const_write_summary and
1407 pure_const_read_summary.
1408 * ipa-reference.c: Include lto-streamer.h.
1409 (add_new_function): New.
1410 (remove_node_data): New.
1411 (duplicate_node_data): New.
1412 (ipa_init): Guard against multiple calls.
1413 Move hook setup from analyze_function.
1414 (write_node_summary_p): New.
1415 (ipa_reference_write_summary): New.
1416 (ipa_reference_read_summary): New.
1417 (pass_ipa_reference): Add ipa_reference_write_summary and
1418 ipa_reference_read_summary.
1419 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1420 (struct cgraph_edge): Add fields lto_stmt_uid and
1421 call_stmt_cannot_inline_p.
1422 (cgraph_optimize): Declare.
1423 (cgraph_decide_is_function_needed): Declare.
1424 (reset_inline_failed): Declare.
1425 (enum LTO_cgraph_tags): Declare.
1426 (LTO_cgraph_tag_names): Declare.
1427 (LCC_NOT_FOUND): Define.
1429 2009-10-03 Doug Kwan <dougkwan@google.com>
1430 Rafael Espindola <espindola@google.com>
1431 Jan Hubicka <jh@suse.cz>
1432 Diego Novillo <dnovillo@google.com>
1433 Kenneth Zadeck <zadeck@naturalbridge.com>
1435 * passes.c (all_regular_ipa_passes): New.
1436 (all_ipa_passes): Rename to all_small_ipa_passes.
1437 (init_optimization_passes): Init all_regular_ipa_passes.
1438 * tree-pass.h (all_regular_ipa_passes): New.
1439 (all_ipa_passes): Rename to all_small_ipa_passes.
1440 * passes.c (all_lto_gen_passes): New.
1441 (init_optimization_passes): Initialize all_lto_gen_passes.
1442 (execute_ipa_summary_passes): Make non-static.
1443 (ipa_write_summaries_1): New.
1444 (ipa_write_summaries_2): New.
1445 (ipa_write_summaries): New.
1446 (ipa_write_summaries_of_cgraph_node_set): New.
1447 (ipa_read_summaries_1): New.
1448 (ipa_read_summaries): New.
1449 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1450 (execute_regular_ipa_pass_list): Remove.
1451 (init_optimization_passes): Schedule
1452 pass_rebuild_cgraph_edges and pass_early_inline outside
1453 of pass_all_early_optimizations. Document reason.
1454 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1455 pass_ipa_lto_finish_out): New pass.
1456 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1457 (execute_all_ipa_transforms): New.
1458 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1459 (dump_properties, debug_properties): New.
1460 * tree-optimize.c (gate_all_early_local_passes): Return
1461 false if we are in lto1.
1462 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1463 * tree-pass.h (execute_all_ipa_transforms): Declare.
1464 (pass_ipa_function_and_variable_visibility): Declare.
1465 (pass_ipa_early_inline): Declare.
1466 (pass_ipa_lto_gimple_out): Declare.
1467 (pass_ipa_lto_wpa_fixup): Declare.
1468 (pass_ipa_lto_finish_out): Declare.
1469 (all_small_ipa_passes, all_regular_ipa_passes,
1470 all_lto_gen_passes): Declare.
1471 (execute_ipa_summary_passes): Declare.
1472 (execute_all_ipa_transforms): Declare.
1473 (ipa_write_summaries): Declare
1474 (ipa_write_summaries_of_cgraph_node_set): Declare.
1475 (ipa_read_summaries): Declare.
1477 2009-10-03 Doug Kwan <dougkwan@google.com>
1478 Ollie Wild <aaw@google.com>
1480 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1482 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1483 (lto_mode): New variable.
1484 (maybe_run_lto_and_relink): Handle the -fwpa option.
1485 (main): Handle the -fwpa option.
1486 (maybe_unlink_list): New function.
1487 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1488 * common.opt (flto): New flag.
1489 * toplev.c (flag_generate_lto): Declare.
1491 2009-10-03 Simon Baldwin <simonb@google.com>
1493 * common.opt (flto-compression-level): New flag.
1495 * opts.c: Include lto-opts.h.
1496 (handle_option): Call lto_register_user_option for each
1497 valid option handled.
1498 (decode_options): Clear registered options before the options
1501 2009-10-03 Cary Coutant <ccoutant@google.com>
1503 * collect2.c (is_elf): New function.
1504 (scan_prog_file): Require LTO object to be in ELF format.
1506 2009-10-03 Rafael Espindola <espindola@google.com>
1508 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1509 libgcc to the linker.
1511 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1513 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1514 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1516 * collect2.h (collect_execute): Add flags argument.
1517 * tlink.c (tlink_execute): Update call to collect_execute.
1518 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1519 (use_linker_plugin): New.
1520 (use_linker_plugin_spec_function): New.
1521 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1522 (linker_plugin_file_spec): New.
1523 (lto_wrapper_spec): New.
1524 (lto_gcc_spec): New.
1525 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1526 (static_spec_functions): Add use-linker-plugin.
1527 (process_command): Handle -use-linker-plugin.
1528 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1529 linker_plugin_file_spec and lto_gcc_spec.
1530 (use_linker_plugin_spec_function): New.
1532 2009-10-03 Richard Guenther <rguenther@suse.de>
1536 * tree.h (is_lang_specific): Include LANG_TYPE.
1537 * tree.c (find_decls_types_r): Manually add interesting parts
1538 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1540 * gimple.c (type_pair_hash): Make symmetric.
1541 (type_pair_eq): Likewise.
1542 (lookup_type_pair): Increase initial hashtable size.
1543 (gimple_force_type_merge): Rely on type-pair symmetry.
1544 (visit): Remove excessive checking code.
1545 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1546 (gimple_register_type): Remove getenv calls, shrink initial
1550 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1551 inline functions if not generating lto output.
1554 * toplev.c (finalize): In WPA mode remove the asm file.
1556 2009-10-03 Doug Kwan <dougkwan@google.com>
1558 * ipa-inline.c (cgraph_mark_inline): Check
1559 edge->call_stmt_cannot_inline_p instead of calling
1560 gimple_call_cannot_inline_p.
1561 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1562 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1563 (inline_generate_summary): Do nothing in LTRANS.
1564 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1565 exists before calling gimple_call_cannot_inline_p.
1566 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1567 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1568 Update new_edge->lto_stmt_uid.
1569 * cgraphbuild.c (reset_inline_failed): New.
1571 * common.opt (fwpa): New flag.
1572 (fltrans): New option.
1573 * gcc.c (gcc_lto_option_t): New type.
1574 (current_lto_option): New variable.
1575 (lto_single_spec_function): Remove and is replaced by ..
1576 (lto_option_spec_function): New function.
1577 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1578 passing the -flto flag.
1579 (cc1_options): Separate non-LTO related parts into ..
1580 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1581 (lto1_options): New spec for lto FE.
1582 (link_lto_options): New spec for handling LTO flags in linker.
1583 (invoke_lto_single): Re-format to fit in 80 column. Replace
1584 lto-single with lto-option.
1585 (static_specs): Add cc1_non_lto_options, lto1_options and
1587 (static_spec_function): Replace lto-single with lto-option.
1588 (process_command): Handle -flto, -fwpa and -fltran by setting
1589 current_lto_option and not passing it to subprocess unconditionally.
1591 2009-10-03 Bill Maddox <maddox@google.com>
1593 Add `gcc' driver support for link-time code generation (LTO).
1595 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1596 (lto_flag, lto_objects, lto_o_file): New variables.
1597 (struct lto_object, struct lto_object_list): New structures.
1598 (collect_exit, handler): Remove LTO temporary output file on exit.
1599 (add_lto_object): New function.
1600 (maybe_run_lto_and_relink): New function. Perform link time code
1601 generation and relinking for object files containing LTO information.
1602 (main): Invoke maybe_run_lto_and_relink().
1603 (dump_argv): New function. For debugging, currently disabled.
1604 (scan_prog_file): Add LTO information pass.
1605 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1607 * toplev.c (compile_file): Emit assembler directive to create
1608 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1610 2009-10-03 Diego Novillo <dnovillo@google.com>
1612 * c.opt: Add LTO to warn_abi and warn_psabi.
1614 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1615 inline function. Ignore language-specific nodes. Update all users.
1616 (find_decls_types_r): Do not traverse the subtrees of
1617 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1618 * tree.h (is_lang_specific): New.
1619 * langhooks.h (struct lang_hooks_for_decls): Remove
1620 may_need_assembler_name_p. Update all users.
1622 * c-common.c (set_builtin_user_assembler_name): Move ...
1623 * builtins.c (set_builtin_user_assembler_name): ... here.
1624 (is_builtin_name): Add comment
1625 (is_builtin_fn): New.
1626 * except.c (output_ttype): Only call
1627 lookup_type_for_runtime if TYPE is not a runtime type.
1629 * passes.c (register_pass): Call position_pass on
1630 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1631 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1632 (TV_IPA_LTO_DECL_IO): Define.
1633 (TV_IPA_LTO_CGRAPH_IO): Define.
1635 (TV_WHOPR_WPA): Define.
1636 (TV_WHOPR_WPA_IO): Define.
1637 (TV_WHOPR_LTRANS): Define.
1638 (TV_WHOPR_WPA_FIXUP): Define.
1639 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1640 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1641 * tree-flow.h (tree_node_can_be_shared): Declare.
1642 * tree-inline.c (tree_can_inline_p): Check that E has a
1643 statement associated with it.
1644 * tree.c (free_lang_data_in_binf): Factor out of ...
1645 (free_lang_data_in_type): ... here.
1646 Call RECORD_OR_UNION_TYPE_P.
1647 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1648 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1649 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1650 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1651 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1652 (gate_free_lang_data): Return true if flag_generate_lto is set.
1653 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1654 * c-common.h (set_builtin_user_assembler_name): Move ...
1655 * tree.h (set_builtin_user_assembler_name): ... here.
1657 * common.opt (flto-report): New flag.
1658 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1659 * collect2.c (scan_prog_file): Send the error output of
1660 'nm' to HOST_BIT_BUCKET.
1662 2009-10-03 Ollie Wild <aaw@google.com>
1664 * langhooks-def.h (lhd_begin_section): New function declaration.
1665 (lhd_write_section): New function declaration.
1666 (lhd_end_section): New function declaration.
1667 (LANG_HOOKS_BEGIN_SECTION): New macro.
1668 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1669 (LANG_HOOKS_END_SECTION): New macro.
1670 (LANG_HOOKS_LTO): New macro.
1671 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1672 * langhooks.c (output.h): Add include.
1673 (saved_section): New static variable.
1674 (lhd_begin_section): New function.
1675 (lhd_write_section_data): New function.
1676 (lhd_end_section): New function.
1677 * langhooks.h (struct lang_hooks_for_lto): New structure.
1678 (struct lang_hooks): Add member lto.
1679 * Makefile.in (langhooks.o): Add dependency on output.h.
1681 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1683 2009-10-03 Richard Guenther <rguenther@suse.de>
1685 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1688 2009-10-03 Simon Baldwin <simonb@google.com>
1689 Richard Guenther <rguenther@suse.de>
1690 Janis Johnson <janis187@us.ibm.com>
1691 Doug Kwan <dougkwan@google.com>
1692 Diego Novillo <dnovillo@google.com>
1693 Ramana Radhakrishnan <ramana.r@gmail.com>
1694 Ollie Wild <aaw@google.com>
1696 * doc/install.texi: Add documentation for libelf and --enable-lto.
1697 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1698 -flto-report, -flto-compression-level and -use-linker-plugin.
1699 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1700 Add section for LTO Testing.
1702 2009-10-02 Cary Coutant <ccoutant@google.com>
1704 Add support for comdat type sections for DWARF v4.
1705 Merge from dwarf4 branch.
1707 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1708 (dw_die_ref): Define vector type.
1709 (enum dw_val_class): Add dw_val_class_data8.
1710 (struct dw_val_struct): Add v.val_data8.
1711 (comdat_type_node_ref): New type.
1712 (struct die_struct): Move die_symbol into a union; add new field
1713 die_type_node. Change all uses.
1714 (comdat_type_node): New type.
1715 (skeleton_chain_node): New type.
1716 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1717 (comdat_type_list): New variable.
1718 (dwarf_tag_name): Add DW_TAG_type_unit.
1719 (dwarf_attr_name): Add DW_AT_signature.
1720 (add_AT_data8): New function.
1721 (replace_child): New function.
1722 (move_all_children): New function.
1723 (print_signature): New function.
1724 (print_die): Print signature information; add dw_val_class_data8.
1725 (attr_checksum): Support dw_val_class_data8.
1726 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1727 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1728 (checksum_sleb128, checksum_uleb128): New functions.
1729 (checksum_die_context): New function.
1730 (loc_checksum_ordered): New function.
1731 (attr_checksum_ordered): New function.
1732 (struct checksum_attributes): New structure.
1733 (collect_checksum_attributes): New function.
1734 (die_checksum_ordered): New function.
1735 (generate_type_signature): New function.
1736 (same_dw_val_p): Add dw_val_class_data8.
1737 (is_symbol_die): Use new is_declaration_die function.
1738 (is_declaration_die): New function.
1739 (should_move_die_to_comdat): New function.
1740 (clone_die): New function.
1741 (clone_tree): New function.
1742 (clone_as_declaration): New function.
1743 (copy_declaration_context): New function.
1744 (generate_skeleton_ancestor_tree): New function.
1745 (generate_skeleton_bottom_up): New function.
1746 (generate_skeleton): New function.
1747 (remove_child_or_replace_with_skeleton): New function.
1748 (break_out_comdat_types): New function.
1749 (struct decl_table_entry): New type.
1750 (htab_decl_hash): New function.
1751 (htab_decl_eq): New function.
1752 (htab_decl_del): New function.
1753 (copy_ancestor_tree): New function.
1754 (copy_decls_walk): New function.
1755 (copy_decls_for_unworthy_types): New function.
1756 (build_abbrev_table): Don't assert on missing die_symbol when doing
1757 comdat type sections.
1758 (size_of_die): Use DW_FORM_sig8 for external references. Add
1760 (unmark_dies): Don't assert for unmarked dies when doing comdat
1762 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1763 (output_signature): New function.
1764 (output_die): Likewise.
1765 (output_compilation_unit_header): Mark output as DWARF version 3
1766 even if generating DWARF 4.
1767 (output_comdat_type_unit): New function.
1768 (output_line_info): Mark output as DWARF version 3 even if generating
1770 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1772 (dwarf2out_end_source_file): Likewise.
1773 (prune_unused_types_walk_attribs): Don't follow references into
1774 comdat type sections.
1775 (prune_unused_types_mark): When generating type units, do not mark
1776 children of non-defining declarations of types; do mark children of
1778 (prune_unused_types): Process comdat type sections.
1779 (htab_ct_hash): New function.
1780 (htab_ct_eq): New function.
1781 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1782 Add a pointer to the line table from type unit entries so
1783 DW_AT_decl_file has meaning.
1784 * varasm.c (default_elf_asm_named_section): Use identifier name as
1785 comdat key instead of lang hook.
1787 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1789 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1791 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1793 * config/i386/i386.md (SWIM248): New mode iterator.
1794 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1795 divmodhi4 patterns using SWIM248 macro.
1796 (*divmod<mode>4): Macroize insn_and_split pattern from
1797 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1798 and their corresponding splitters usign SWIM248 macro. Split SImode
1799 insn to generate cltd and DImode insn to generate cqto instead of
1800 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1801 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1802 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1803 *divmodsi_noext patterns using SWIM248 macro.
1804 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1805 udivmodhi4 patterns using SWIM248 macro.
1806 (*udivmod<mode>4): Macroize insn_and_split pattern from
1807 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1808 corresponding splitters using SWIM248 macro.
1809 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1810 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1812 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1814 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1815 of zero-sized element is zero-sized regardless of its extent.
1817 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1820 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1821 * configure: Regenerated.
1822 * config.in: Regenerated.
1823 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1824 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1825 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1826 not emitting .eh_frame, emit .cfi_sections .debug_frame
1831 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1832 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1834 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1835 vars use DECL_RTL with resetting it back to NULL afterwards.
1836 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1837 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1838 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1839 the attribute type allows it, otherwise use DW_FORM_dataN.
1840 (mem_loc_descriptor): Handle CONST_STRING.
1841 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1842 Handle MEM with CONST_STRING address using add_AT_string.
1843 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1844 CONST_STRING for const arrays initialized with a string literal.
1845 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1846 (dwarf2out_finish): Call resolve_addr.
1848 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1849 Maxim Kuvyrkov <maxim@codesourcery.com>
1851 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1853 2009-10-02 Nick Clifton <nickc@redhat.com>
1855 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1856 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1858 2009-10-01 Jan Hubicka <jh@suse.cz>
1860 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1861 (cgraph_create_virtual_clone): Just pass redirect_callers
1863 * cgraph.h (cgraph_clone_node): Update prototype.
1864 * ipa-pure-const.c (self_recursive_p): New function.
1865 (propagate): Use it.
1866 * ipa-inline.c (cgraph_clone_inlined_nodes,
1867 cgraph_decide_recursive_inlining): Update.
1869 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1871 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1872 instructions for TARGET_OCTEON.
1874 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1876 * config/arm/arm.c (arm_override_options): Turn off
1877 flag_dwarf2_cfi_asm for AAPCS variants.
1879 2009-10-01 Martin Jambor <mjambor@suse.cz>
1882 * tree-sra.c (convert_callers): Do not call
1883 compute_inline_parameters on one caller more than once.
1885 2009-10-01 Nick Clifton <nickc@redhat.com>
1887 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1888 an empty string if not already defined.
1890 2009-10-01 Martin Jambor <mjambor@suse.cz>
1893 * tree-sra.c (is_va_list_type): New function.
1894 (find_var_candidates): Call is_va_list_type.
1895 (find_param_candidates): Check that the type or the type pointed
1896 to are not va_list types.
1898 2009-10-01 Martin Jambor <mjambor@suse.cz>
1901 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1902 DECL_ARTIFICIAL (param_decl) is true.
1904 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1906 * tree.h (tree_decl_common::lang_flag_8): New.
1907 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1909 * c-common.h (RID_CONSTEXPR): New.
1911 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1913 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1914 Use ref-all pointers.
1915 (alpha_gimplify_va_arg): Ditto.
1917 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1920 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1921 before insn counting loop now that BB_END (bb) is counted. Ensure
1922 the return value isn't zero.
1924 2009-09-30 Nick Clifton <nickc@redhat.com>
1926 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1927 with separate definitions of c_target_objs and cxx_target_objs.
1928 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1930 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1931 sh_symbian_import_export_class.
1932 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1933 * config/sh/symbian.c: Delete, moving code into...
1934 * config/sh/symbian-base.c: ... here
1935 * config/sh/symbian-c.c: ... and here
1936 * config/sh/symbian-cxx.c: ... and here.
1938 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1941 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1942 of plus RTX into register.
1944 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1946 * doc/install.texi: Linguistic and markup fixes.
1947 (Configuration) <--disable-cpp>: Remove description.
1948 <--enable-maintainer-mode>: Autotools files are affected, too.
1949 <--with-sysroot>: Improve description.
1950 (Building): Bump required GNU make version.
1952 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1954 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1955 (x86_64-*-*): Ditto.
1957 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1958 intrinisics for FMA4.
1959 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1960 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1961 Add FMA4 check and fma4intrin.h.
1962 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1964 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1965 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1966 constant for FMA4 support.
1967 (UNSPEC_FMA4_FMADDSUB): Ditto.
1968 (UNSPEC_FMA4_FMSUBADD): Ditto.
1969 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1970 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1971 (ix86_expand_fma4_multiple_memory): Ditto.
1972 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1973 (OPTION_MASK_ISA_FMA4_UNSET): New.
1974 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1975 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1976 (ix86_handle_option): Handle -mfma4.
1977 (isa_opts): Handle -mfma4.
1978 (enum pta_flags): Add PTA_FMA4.
1979 (override_options): Add FMA4 support.
1980 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1981 (IX86_BUILTIN_VFMADDSD): Ditto.
1982 (IX86_BUILTIN_VFMADDPS): Ditto.
1983 (IX86_BUILTIN_VFMADDPD): Ditto.
1984 (IX86_BUILTIN_VFMSUBSS): Ditto.
1985 (IX86_BUILTIN_VFMSUBSD): Ditto.
1986 (IX86_BUILTIN_VFMSUBPS): Ditto.
1987 (IX86_BUILTIN_VFMSUBPD): Ditto.
1988 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1989 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1990 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1991 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1992 (IX86_BUILTIN_VFNMADDSS): Ditto.
1993 (IX86_BUILTIN_VFNMADDSD): Ditto.
1994 (IX86_BUILTIN_VFNMADDPS): Ditto.
1995 (IX86_BUILTIN_VFNMADDPD): Ditto.
1996 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1997 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1998 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1999 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2000 (IX86_BUILTIN_VFMADDPS256): Ditto.
2001 (IX86_BUILTIN_VFMADDPD256): Ditto.
2002 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2003 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2004 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2005 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2006 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2007 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2008 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2009 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2010 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2011 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2012 (enum multi_arg_type): New enum for describing the various FMA4
2013 intrinsic argument types.
2014 (bdesc_multi_arg): New table for FMA4 intrinsics.
2015 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2016 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2018 (ix86_expand_builtin): Add FMA4 intrinsic support.
2019 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2020 operand instructions.
2021 (ix86_expand_fma4_multiple_memory): New function to split the
2022 second memory reference from FMA4 instructions.
2023 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2024 (ssemodesuffixf2s): Ditto.
2025 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2027 (fma4_fmsub<mode>4): Ditto.
2028 (fma4_fnmadd<mode>4): Ditto.
2029 (fma4_fnmsub<mode>4): Ditto.
2030 (fma4_vmfmadd<mode>4): Ditto.
2031 (fma4_vmfmsub<mode>4): Ditto.
2032 (fma4_vmfnmadd<mode>4): Ditto.
2033 (fma4_vmfnmsub<mode>4): Ditto.
2034 (fma4_fmadd<mode>4256): Ditto.
2035 (fma4_fmsub<mode>4256): Ditto.
2036 (fma4_fnmadd<mode>4256): Ditto.
2037 (fma4_fnmsub<mode>4256): Ditto.
2038 (fma4_fmaddsubv8sf4): Ditto.
2039 (fma4_fmaddsubv4sf4): Ditto.
2040 (fma4_fmaddsubv4df4): Ditto.
2041 (fma4_fmaddsubv2df4): Ditto.
2042 (fma4_fmsubaddv8sf4): Ditto.
2043 (fma4_fmsubaddv4sf4): Ditto.
2044 (fma4_fmsubaddv4df4): Ditto.
2045 (fma4_fmsubaddv2df4): Ditto.
2046 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2047 instructions for intrinsics.
2048 (fma4i_fmsub<mode>4): Ditto.
2049 (fma4i_fnmadd<mode>4): Ditto.
2050 (fma4i_fnmsub<mode>4): Ditto.
2051 (fma4i_vmfmadd<mode>4): Ditto.
2052 (fma4i_vmfmsub<mode>4): Ditto.
2053 (fma4i_vmfnmadd<mode>4): Ditto.
2054 (fma4i_vmfnmsub<mode>4): Ditto.
2055 (fma4i_fmadd<mode>4256): Ditto.
2056 (fma4i_fmsub<mode>4256): Ditto.
2057 (fma4i_fnmadd<mode>4256): Ditto.
2058 (fma4i_fnmsub<mode>4256): Ditto.
2059 (fma4i_fmaddsubv8sf4): Ditto.
2060 (fma4i_fmaddsubv4sf4): Ditto.
2061 (fma4i_fmaddsubv4df4): Ditto.
2062 (fma4i_fmaddsubv2df4): Ditto.
2063 (fma4i_fmsubaddv8sf4): Ditto.
2064 (fma4i_fmsubaddv4sf4): Ditto.
2065 (fma4i_fmsubaddv4df4): Ditto.
2066 (fma4i_fmsubaddv2df4): Ditto.
2068 * doc/invoke.texi (-mfma4): Add documentation.
2069 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2071 2009-09-29 Richard Henderson <rth@redhat.com>
2073 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2074 an edge to the new destination block.
2076 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2079 * pa.c (hppa_profile_hook): Use
2080 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2082 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2083 Alexander Monakov <amonakov@ispras.ru>
2086 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2087 (not_postinc_memory_operand): New.
2088 (not_postinc_move_operand): New.
2089 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2090 (*cmovsi_internal): Ditto.
2092 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2094 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2095 restrict issue_rate in first pass when scheduling for register
2098 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2099 Rafael Avila de Espindola <espindola@google.com>
2101 * gengtype.c (plugin_output): New.
2102 (get_output_file_with_visibility): Return plugin_output for plugins.
2103 (main): Parse and use the -P option.
2104 * gty.texi: Update the command line format.
2106 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2109 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2111 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2112 out if !const_ok_for_output.
2115 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2116 case VAR_LOCATION>: Remove gcc_unreachable ().
2118 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2120 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2121 (x86_64-*-*): Ditto.
2122 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2123 back to smmintrin.h.
2124 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2125 * config/i386/x86intrin.h: Remove SSE5.
2126 * config/i386/mmintrin-common.h: Delete file.
2127 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2129 2009-09-29 Richard Guenther <rguenther@suse.de>
2131 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2132 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2134 2009-09-29 Nick Clifton <nickc@redhat.com>
2136 * function.c (current_function_name): If there is no current
2137 function just return "<none>".
2139 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2141 * tree-pass.h (register_pass_info): New structure.
2142 (pass_positioning_ops): Move enum from gcc-plugin.h.
2143 (register_pass): New function.
2144 * gcc-plugin.h (plugin_pass): Delete structure.
2145 (pass_positioning_ops): Delete enum.
2146 * plugin.c (regsiter_pass): Delete function.
2147 (position_pass): Delete function.
2148 (added_pass_nodes): Delete variable.
2149 (prev_added_pass_nodes): Delete variable.
2150 (pass_list_node): Delete structure.
2151 * passes.c (make_pass_instance): New function.
2152 (next_pass_1): Change to call make_pass_instance.
2153 (pass_list_node): Move structure from gcc-plugin.h.
2154 (added_pass_nodes): Move variable from plugin.c.
2155 (prev_added_pass_nodes): Move variable from plugin.c.
2156 (position_pass): New function.
2157 (register_pass): New function.
2159 2009-09-28 Easwaran Raman <eraman@google.com>
2161 * ifcvt.c (noce_try_abs): Recognize pattern and call
2162 expand_one_cmpl_abs_nojump.
2163 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2164 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2166 2009-09-28 Ian Lance Taylor <iant@google.com>
2169 * c-opts.c (c_common_handle_option): Don't set
2170 warn_jump_misses_init for -Wall.
2171 * doc/invoke.texi (Warning Options): Update documentation.
2173 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2175 * Makefile.in ($(out_object_file)): Depend on
2176 gt-$(basename $(notdir $(out_file))).h.
2178 2009-09-28 Richard Henderson <rth@redhat.com>
2180 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2181 * except.c (gen_eh_region): Set it.
2182 (duplicate_eh_regions_1): Copy it.
2183 * tree-eh.c (lower_resx): Use it to determine which function
2186 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2187 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2188 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2189 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2190 BUILT_IN_CXA_END_CLEANUP if necessary.
2192 * c-common.c (c_define_builtins): Update call to
2193 build_common_builtin_nodes.
2195 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2197 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2199 2009-09-28 Michael Matz <matz@suse.de>
2201 * builtins.c (interclass_mathfn_icode): New helper.
2202 (expand_builtin_interclass_mathfn): Use it here, and split folding
2204 (fold_builtin_interclass_mathfn): ... this new folder.
2205 (build_call_nofold_loc): New static helper.
2206 (build_call_nofold): New wrapper macro for above.
2207 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2208 (expand_builtin_pow): Ditto.
2209 (expand_builtin_memset_args): Ditto.
2210 (expand_builtin_printf): Ditto.
2211 (expand_builtin_fprintf): Ditto.
2212 (expand_builtin_sprintf): Ditto.
2213 (expand_builtin_memory_chk): Ditto.
2214 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2215 (expand_builtin_stpcpy): Ditto.
2216 (expand_builtin_strcmp): Ditto.
2217 (expand_builtin_strncmp): Ditto.
2218 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2219 (expand_builtin_strcpy_args): Don't call folders.
2220 (expand_builtin_memcmp): Ditto.
2221 (expand_builtin_strncpy): Ditto, and use target.
2222 (expand_builtin_memcpy): Ditto.
2223 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2224 expand_builtin_strpbrk, expand_builtin_memmove,
2225 expand_builtin_memmove_args, expand_builtin_bcopy,
2226 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2227 expand_builtin_strspn, expand_builtin_strcspn,
2228 expand_builtin_fputs): Remove these.
2229 (expand_builtin): Don't call the above, change calls to other
2230 expanders that changed prototype.
2231 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2232 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2233 fold_builtin_interclass_mathfn.
2234 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2235 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2237 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2238 * passes.c (init_optimization_passes): Move pass_fold_builtins
2239 after last phiopt pass.
2240 * tree-inline.c (fold_marked_statements): When folding builtins
2241 iterate over all instruction potentially generated.
2242 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2244 (fold_gimple_call): Use it to always fold calls (into potentially
2245 multiple instructions).
2246 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2247 calls into zero at this time.
2248 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2249 statements generated by builtin folding.
2251 2009-09-28 Nick Clifton <nickc@redhat.com>
2253 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2255 2009-09-28 Duncan Sands <baldrick@free.fr>
2257 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2258 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2259 (register_callback): Dispatch it.
2260 (invoke_plugin_callbacks): Incorporate in sanity check.
2261 * ggc.h (ggc_register_cache_tab): Add declaration.
2262 * ggc-common.c (ggc_register_root_tab): Simplify.
2263 (const_ggc_cache_tab_t): New typedef.
2264 (extra_cache_vec): New vector of dynamically added cache tables.
2265 (ggc_register_cache_tab): New function.
2266 (ggc_scan_cache_tab): New function.
2267 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2268 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2270 2009-09-27 Richard Henderson <rth@redhat.com>
2272 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2273 which we remove __builtin_stack_restore.
2275 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2277 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2278 to test for GRD_INVARIANT.
2279 (simple_rhs_p): Anything that's function_invariant_p is fine.
2281 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2283 * gengtype.c (main): Use plunge_files instead of plugin_output.
2285 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2286 Rafael Avila de Espindola <espindola@google.com>
2288 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2289 Don't print pch related info if it is false.
2290 (main): Don't print pch info in plugin mode.
2292 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2294 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2295 with dw_val_class_const_double.
2296 (struct dw_val_struct): Replace val_long_long with val_double and
2297 adjust for above change.
2298 (output_loc_operands): Likewise.
2299 (add_AT_long_long): Rename into...
2300 (add_AT_double): ...this.
2301 (print_die): Replace dw_val_class_long_long with
2302 dw_val_class_const_double and adjust.
2303 (attr_checksum): Likewise.
2304 (same_dw_val_p): Likewise.
2305 (size_of_die): Likewise.
2306 (value_format): Likewise.
2307 (output_die): Likewise.
2308 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2309 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2310 instead of add_AT_long_long.
2311 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2312 value with the precision of its type.
2314 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2317 * c-typeck.c (build_conditional_expr): Use the readonly and
2318 volatile flags of the operand types, not of the operands itself.
2320 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2322 * collect2.c (main): Look for -brtl before adding libraries.
2324 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2326 * config.gcc: Update OpenBSD targets.
2327 * config/openbsd-stdint.h: New file.
2328 * config/openbsd-libpthread.h: New file.
2329 * config/openbsd.h: Update and break out LIB_SPEC definition.
2330 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2331 * config/i386/openbsdelf.h: Correct types.
2332 * config/m68k/openbsd.h: Likewise.
2333 * config/mips/openbsd.h: Likewise.
2334 * config/vax/openbsd.h: Likewise.
2336 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2338 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2339 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2340 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2341 of the length and zero.
2343 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2345 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2346 (FLAGS_H): Add options.h $(REAL_H).
2347 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2348 (TREE_VECTORIZER_H): New.
2349 (EBITMAP_H): Renamed from EBIMAP_H.
2350 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2351 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2352 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2353 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2354 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2355 (graphite-clast-to-gimple.o, graphite-dependences.o)
2356 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2357 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2358 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2359 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2360 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2361 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2362 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2363 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2364 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2365 updated and fixed as per above changes and per
2366 check_makefile_deps.sh output.
2369 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2370 * configure: Regenerate.
2372 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2374 * doc/install.texi: Update minimum MPC version to 0.7.
2376 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2378 * doc/install.texi (Binaries): Remove reference to the binary
2379 distribution CD-ROM from the FSF.
2381 2009-09-26 Michael Matz <matz@suse.de>
2385 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2386 that are mentioned in the body.
2388 2009-09-26 Michael Matz <matz@suse.de>
2390 PR tree-optimization/41454
2391 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2392 (tree_ssa_dominator_optimize): Don't allocate and free it.
2393 (dom_opt_leave_block): Don't iterate over it.
2394 (eliminate_redundant_computations): Don't return a value.
2395 (cprop_operand, cprop_into_stmt): Ditto.
2396 (optimize_stmt): Don't defer updating stmts.
2398 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2400 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2401 generic_parameter_die, template_parameter_pack_die,
2402 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2403 renaming DW_TAG_formal_parameter_pack and
2404 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2405 and DW_TAG_GNU_template_parameter_pack.
2407 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2409 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2410 * config/v850/v850.c (v850_function_value): New function.
2411 (TARGET_FUNCTION_VALUE): Define.
2413 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2415 * tree-vect-stmts.c (vectorizable_call): Call
2416 mark_symbols_for_renaming after vect_finish_stmt_generation.
2418 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2419 to loc_descriptor_from_tree.
2420 (add_location_or_const_value_attribute): Pass 0 instead of 2
2421 for decl_by_reference_p decls.
2423 2009-09-25 Richard Guenther <rguenther@suse.de>
2426 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2429 2009-09-25 Ben Elliston <bje@au.ibm.com>
2431 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2434 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2436 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2437 form of instruction.
2439 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2442 * fold-const.c (const_binop): Handle complex int division.
2443 * tree-complex.c (expand_complex_div_straight,
2444 expand_complex_div_wide): Update comments.
2446 2009-09-24 DJ Delorie <dj@redhat.com>
2449 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2450 (reg_class): Likewise.
2451 (REG_CLASS_NAMES): Likewise.
2452 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2453 (m32c_override_options): Disable -fivopts for M32C.
2455 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2457 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2458 Delete VSX load/store with update support.
2459 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2460 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2464 (VStype_load_update): Ditto.
2465 (VStype_store_update): Ditto.
2466 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2467 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2469 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2470 load/store with update builtins.
2472 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2474 * libgcc2.c (L_trampoline): Prototype for getpagesize
2475 and mprotect in WINNT case.
2477 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2479 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2480 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2481 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2482 'outgoing' argument.
2483 (TARGET_FUNCTION_VALUE): Define.
2485 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2487 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2489 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2492 * common.opt: Initialize dwarf_strict to -1.
2493 * toplev.c (process_options): Catch unset dwarf_strict
2494 and set to 0 for all targets not overriding.
2495 * config/darwin.c (darwin_override_options): Catch unset
2496 dwarf_strict and override to 1.
2498 2009-09-24 Jeff Law <law@redhat.com>
2500 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2502 2009-09-24 Richard Guenther <rguenther@suse.de>
2504 PR tree-optimization/36143
2505 PR tree-optimization/38747
2506 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2507 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2509 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2512 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2513 return false instead of gcc_unreachable (). For CONST return the
2514 value returned by recursive call instead of always returning true.
2515 (tree_add_const_value_attribute): Return the value returned by
2516 add_const_value_attribute instead of always returning true if rtl
2519 2009-09-23 Justin Seyster <jrseys@gmail.com>
2521 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2523 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2525 * cgraphunit.c (cgraph_lower_function): Revert last change.
2526 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2527 instead of DECL_NO_STATIC_CHAIN.
2528 * tree-cfg.c (verify_gimple_call): Likewise.
2529 * tree-nested.c (get_chain_decl, get_chain_field,
2530 convert_tramp_reference_op, convert_gimple_call): Likewise.
2531 (convert_all_function_calls): Likewise. Always set or clear
2532 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2533 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2534 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2536 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2537 DECL_NO_STATIC_CHAIN.
2538 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2539 instead of DECL_NO_STATIC_CHAIN.
2540 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2541 decl_function_context.
2542 * varasm.c (initializer_constant_valid_p): Likewise.
2543 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2544 (DECL_STATIC_CHAIN): ... this.
2545 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2546 instead of DECL_NO_STATIC_CHAIN.
2548 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2549 Rafael Avila de Espindola <espindola@google.com>
2551 * gengtype.c (nb_plugin_files): Make it unsigned to match
2552 num_gt_files. Adjust other variables to avoid warnings.
2553 (main): Allocate an all zero lang_bitmap before each plugin file name
2554 to match regular file names.
2556 2009-09-23 Richard Henderson <rth@redhat.com>
2558 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2559 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2560 static chain passed in memory.
2561 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2562 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2563 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2564 STATIC_CHAIN_REGNUM defined.
2566 * config/picochip/picochip-protos.h: s/class/klass/.
2567 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2568 (picochip_static_chain): New.
2569 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2570 (STATIC_CHAIN_INCOMING): Remove.
2572 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2573 (xtensa_static_chain): New.
2574 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2575 (STATIC_CHAIN_INCOMING): Remove.
2577 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2579 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2580 * config/pa/pa-protos.h (function_value): Remove.
2581 * config/pa/pa.c (pa_function_value): Rename from function_value.
2582 Make static, add 'outgoing' argument.
2583 (TARGET_FUNCTION_VALUE): Define.
2585 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2587 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2588 instead of cfun->machine->is_leaf.
2589 * config/avr/avr.h (machine_function): Remove is_leaf field.
2591 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2594 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2595 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2596 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2597 the same size, prefer DW_OP_stack_value.
2598 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2599 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2601 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2604 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2606 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2609 * cfgexpand.c (convert_debug_memory_address): New.
2610 (expand_debug_expr): Convert base address and offset to the same
2611 mode. Use it to convert addresses to other modes. Accept
2614 2009-09-23 Richard Guenther <rguenther@suse.de>
2616 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2617 produced for bigendian targets with promoted subregs.
2619 2009-09-23 Richard Guenther <rguenther@suse.de>
2621 * value-prof.c (gimple_ic): Purge old EH edges only after building
2624 2009-09-23 Nick Clifton <nickc@redhat.com>
2626 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2628 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2631 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2634 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2635 on non-nested functions.
2637 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2638 Jan Hubicka <jh@suse.cz>
2640 * dwarf2out.c (loc_list_plus_const): Only define if
2641 DWARF2_DEBUGGING_INFO.
2642 (address_of_int_loc_descriptor): Likewise.
2645 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2647 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2650 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2651 constant is more than zero.
2653 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2656 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2657 call final to emit non-scheduled prologue, instead insert at entry.
2659 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2660 Joseph S. Myers <joseph@codesourcery.com>
2662 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2664 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2665 Rafael Avila de Espindola <espindola@google.com>
2667 * gengtype.c (is_file_equal): New function.
2668 (close_output_files): Use is_file_equal. Free of->buf.
2670 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2671 Rafael Avila de Espindola <espindola@google.com>
2673 * gengtype.c (write_types, write_local): Add the output_header
2674 argument. Update all callers.
2676 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2678 * dwarf2out.c (template_parameter_pack_die,
2679 gen_formal_parameter_pack_die ): New functions.
2680 (make_ith_pack_parameter_name): Remove this function.
2681 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2682 DW_TAG_formal_parameter_pack.
2683 (gen_generic_params_dies): Represent each template parameter pack
2684 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2685 represented by usual DW_TAG_template_*_parameter DIEs that are
2686 children of the DW_TAG_template_parameter_pack element DIE.
2687 (generic_parameter_die): This doesn't deal with parameter pack
2688 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2689 of parameter pack DIEs.
2690 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2691 in certain cases, e.g. for pack elements.
2692 (gen_formal_types_die, gen_decl_die): Adjust usage of
2693 gen_formal_parameter_die.
2694 (gen_subprogram_die): Represent each function parameter pack by a
2695 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2696 represented by usual DW_TAG_formal_parameter DIEs that are children
2697 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2698 ____builtin_va_alist decls as no part of the compiler uses those
2700 * langhooks.h (struct lang_hooks_for_decls): Add
2701 function_parm_expanded_from_pack_p, get_generic_function_decl
2702 and function_parameter_pack_p hooks. Fix comment for
2703 get_innermost_generic_parms hook.
2704 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2705 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2706 macros and use them to initialize lang_hook.
2708 2009-09-22 Richard Henderson <rth@redhat.com>
2710 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2711 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2712 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2713 on TRAMPOLINE_TEMPLATE.
2714 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2715 TRAMPOLINE_ADJUST_ADDRESS.
2716 * targhooks.c (default_asm_trampoline_template): Remove.
2717 (default_trampoline_adjust_address): Remove.
2718 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2719 * targhooks.h: Update decls.
2721 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2723 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2724 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2725 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2727 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2730 * reload1.c (reload): Reset debug insns with pseudos without
2733 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2735 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2736 unconditional true for decimal float modes.
2737 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2738 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2740 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2742 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2743 Enable a new case for __FreeBSD__ >= 7.
2744 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2745 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2746 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2747 and USE_LD_AS_NEEDED.
2749 * doc/install.texi (*-*-freebsd*): Update target information.
2751 2009-09-22 Richard Guenther <rguenther@suse.de>
2754 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2755 arrays really properly.
2757 2009-09-22 Richard Henderson <rth@redhat.com>
2760 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2761 calls.static_chain, calls.trampoline_init,
2762 calls.trampoline_adjust_address.
2763 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2764 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2765 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2766 * builtins.c (expand_builtin_setjmp_receiver): Use
2767 targetm.calls.static_chain; only clobber registers.
2768 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2769 set up memory attributes properly for the trampoline block.
2770 (expand_builtin_adjust_trampoline): Use
2771 targetm.calls.trampoline_adjust_address.
2772 * calls.c (prepare_call_address): Add fndecl argument. Use
2773 targetm.calls.static_chain.
2774 * df-scan.c (df_need_static_chain_reg): Remove.
2775 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2776 consolodate static chain handling.
2777 * doc/tm.texi: Document new hooks.
2778 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2779 (init_emit_regs): Don't initialize them.
2780 * expr.h (prepare_call_address): Update decl.
2781 * final.c (profile_function): Use targetm.calls.static_chain.
2782 * function.c (expand_function_start): Likewise.
2783 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2784 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2785 only clobber registers.
2786 * targhooks.c (default_static_chain): New.
2787 (default_asm_trampoline_template, default_trampoline_init): New.
2788 (default_trampoline_adjust_address): New.
2789 * targhooks.h: Declare them.
2790 * varasm.c (assemble_trampoline_template): Use
2791 targetm.asm_out.trampoline_template. Make the memory block const
2794 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2795 alpha_initialize_trampoline. Make static. Merge VMS parameter
2796 differences into the TARGET_ABI_OPEN_VMS code block.
2797 (TARGET_TRAMPOLINE_INIT): New.
2798 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2799 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2800 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2801 (INITIALIZE_TRAMPOLINE): Remove.
2803 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2804 (TRAMPOLINE_TEMPLATE): Merge with ...
2805 (INITIALIZE_TRAMPOLINE): ... this and move ...
2806 * config/arc/arc.c (arc_trampoline_init): ... here.
2807 (TARGET_TRAMPOLINE_INIT): New.
2809 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2810 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2811 (arm_asm_trampoline_template): New.
2812 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2813 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2814 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2815 code to arm_asm_trampoline_template.
2816 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2817 arm_trampoline_adjust_address.
2818 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2819 adjust for target hook parameters.
2821 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2824 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2825 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2826 (bfin_trampoline_init): Rename from initialize_trampoline;
2827 make static; update for target hook parameters.
2828 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2829 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2830 bfin_asm_trampoline_template.
2831 (INITIALIZE_TRAMPOLINE): Remove.
2833 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2834 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2835 cris_trampoline_init): New.
2836 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2837 cris_asm_trampoline_template.
2838 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2839 adjust for target hook parameters.
2841 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2843 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2844 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2845 fr30_trampoline_init): New.
2846 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2847 fr30_asm_trampoline_template.
2848 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2849 adjust for target hook parameters.
2851 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2852 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2853 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2854 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2855 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2857 * config/h8300/h8300.c (h8300_trampoline_init): New.
2858 (TARGET_TRAMPOLINE_INIT): New.
2859 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2860 to h8300_trampoline_init and adjust for hook parameters.
2862 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2863 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2864 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2865 make static; adjust for hook parameters.
2866 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2868 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2869 (TARGET_TRAMPOLINE_INIT): New.
2870 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2871 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2872 iq2000_asm_trampoline_template.
2873 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2874 (TRAMPOLINE_CODE_SIZE): New.
2875 (TRAMPOLINE_SIZE): Use it.
2876 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2878 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2879 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2880 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2881 adjust for hook parameters.
2882 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2884 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2885 (m32r_trampoline_init): New.
2886 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2887 m32r_trampoline_init.
2889 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2890 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2891 make static; update for hook parameters.
2892 * config/m68hc11/m68hc11-protos.h: Update.
2893 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2895 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2896 (TARGET_TRAMPOLINE_INIT): New.
2897 (mcore_function_value): Fix typo.
2898 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2899 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2900 to mcore_asm_trampoline_template.
2901 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2903 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2904 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2905 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2906 update for hook parameters.
2907 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2909 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2910 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2911 mips_trampoline_init): New.
2912 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2913 mips_asm_trampoline_template.
2914 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2915 update for hook parameters.
2917 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2918 (TARGET_TRAMPOLINE_INIT): New.
2919 (mmix_trampoline_size): Remove.
2920 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2921 make static. Remove out-of-date tetra vs octa comment.
2922 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2923 make static; update for hook parameters.
2924 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2925 (INITIALIZE_TRAMPOLINE): Remove.
2926 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2927 (TRAMPOLINE_ALIGNMENT): New.
2928 * gcc/config/mmix/mmix-protos.h: Update.
2930 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2931 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2932 mn10300_trampoline_init): New.
2933 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2934 mn10300_asm_trampoline_template.
2935 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2937 * config/moxie/moxie.c (moxie_static_chain,
2938 moxie_asm_trampoline_template, moxie_trampoline_init,
2939 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2940 TARGET_TRAMPOLINE_INIT): New.
2941 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2942 moxie_trampoline_init.
2943 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2944 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2946 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2947 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2948 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2949 pa_trampoline_adjust_address): New.
2950 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2951 pa_asm_trampoline_template.
2952 (TRAMPOLINE_ALIGNMENT): New.
2953 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2954 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2955 adjust for hook parameters.
2956 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2958 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2959 (TARGET_TRAMPOLINE_INIT): New.
2960 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2961 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2963 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2965 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2966 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2967 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2968 make static; adjust parameters for the hook.
2969 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2971 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2972 s390_trampoline_template; make static.
2973 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2974 make static; adjust for target hook.
2975 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2976 * config/s390/s390-protos.h: Remove trampoline decls.
2977 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2978 (TRAMPOLINE_TEMPLATE): Remove.
2979 (TRAMPOLINE_ALIGNMENT): New.
2981 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2982 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2983 (TARGET_TRAMPOLINE_INIT): New.
2984 (score_asm_trampoline_template): New.
2985 (score_trampoline_init): Rename from score_initialize_trampoline;
2986 make static; adjust for hook parameters.
2987 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2988 score[37]_asm_trampoline_template.
2989 (INITIALIZE_TRAMPOLINE): Remove.
2990 * config/score/score3.c (score3_asm_trampoline_template): New.
2991 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2992 adjust for target hook.
2993 * config/score/score7.c (score7_asm_trampoline_template): New.
2994 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2995 adjust for target hook.
2996 * config/score/score3.h, config/score/score7.h: Update.
2998 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2999 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3000 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3001 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3002 make static; adjust for target hook parameters.
3003 (sh_trampoline_adjust_address): New.
3004 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3005 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3007 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3008 (sparc32_initialize_trampoline): Rename from
3009 sparc_initialize_trampoline; make static; replace tramp parameter
3010 with m_tramp and update memory accesses.
3011 (sparc64_initialize_trampoline): Similarly.
3012 (sparc_trampoline_init): New.
3013 * config/sparc/sparc-protos.h: Remove trampoline decls.
3014 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3015 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3017 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3018 (array_to_constant): Make ARR parameter const.
3019 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3020 make static; update for hook parameters.
3021 * config/spu/spu-protos.h: Update decls.
3022 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3024 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3025 from xstormy16_initialize_trampoline; make static; update for
3027 (TARGET_TRAMPOLINE_INIT): New.
3028 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3030 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3031 (TARGET_TRAMPOLINE_INIT): New.
3032 (v850_can_eliminate): Make static.
3033 (v850_asm_trampoline_template, v850_trampoline_init): New.
3034 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3035 v850_asm_trampoline_template.
3036 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3037 and adjust for target hook parameters.
3039 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3040 (TARGET_TRAMPOLINE_INIT): New.
3041 (vax_asm_trampoline_template, vax_trampoline_init): New.
3042 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3043 vax_asm_trampoline_template.
3044 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3046 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3047 (TARGET_TRAMPOLINE_INIT): New.
3048 (xtensa_asm_trampoline_template): Rename from
3049 xtensa_trampoline_template; make static.
3050 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3051 make static; update for hook parameters.
3052 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3053 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3054 (INITIALIZE_TRAMPOLINE): Remove.
3056 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3057 error for nested functions with regparm=3.
3058 (ix86_compute_frame_layout): Adjust frame pointer offset for
3059 ix86_static_chain_on_stack.
3060 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3061 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3062 don't reset to UNITS_PER_WORD.
3063 (ix86_emit_leave): Adjust ix86_cfa_state.
3064 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3065 (ix86_static_chain): New.
3066 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3067 make static; update for target hook parameters; use ix86_static_chain.
3068 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3069 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3070 (INITIALIZE_TRAMPOLINE): Remove.
3071 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3072 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3073 to the end. Add static_chain_on_stack.
3074 (ix86_static_chain_on_stack): New.
3076 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3077 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3078 (m68k_trampoline_init): New.
3079 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3080 m68k_trampoline_init and adjust for hook parameters.
3081 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3082 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3084 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3086 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3087 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3089 * reload1.c (reload): Call wrap_constant when substituting
3090 reg for equiv inside of DEBUG_INSNs.
3093 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3094 add_call_src_coords_attributes, add_high_low_attributes,
3095 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3096 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3097 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3098 when -gdwarf-2 -gstrict-dwarf.
3099 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3100 -gdwarf-[23] -gstrict-dwarf.
3101 (address_of_int_loc_descriptor, loc_descriptor,
3102 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3103 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3104 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3106 2009-09-22 Richard Guenther <rguenther@suse.de>
3108 PR tree-optimization/41428
3109 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3110 (ccp_finalize): Pass it to substitute_and_fold.
3112 2009-09-22 Richard Guenther <rguenther@suse.de>
3114 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3115 (substitute_and_fold): Adjust prototype.
3116 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3117 (simplify_stmt_using_ranges): Likewise.
3118 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3119 (vrp_fold_stmt): New function.
3120 (vrp_finalize): Pass it to substitute_and_fold.
3121 * tree-flow.h (vrp_evaluate_conditional): Remove.
3122 (simplify_stmt_using_ranges): Likewise.
3123 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3124 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3125 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3127 (fold_predicate_in): Move to tree-vrp.c.
3128 (substitute_and_fold): Use the callback instead of calling into
3129 tree-vrp.c functions directly.
3131 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3133 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3134 comparison warning on rs6000.
3137 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3138 GIMPLE_EH_MUST_NOT_THROW cleanup.
3139 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3141 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3144 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3145 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3146 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3147 libSystem which is derived from the gcc 4.2.1 unwinder.
3149 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3152 * varasm.c (default_encode_section_info): Copy TLS model into
3153 sym_ref flags regardless of backend support for TLS, for all
3154 model types except TLS_MODEL_EMULATED.
3156 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3159 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3160 we can handle it correctly.
3162 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3164 * doc/install.texi (os2): Remove section.
3166 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3168 * doc/standards.texi (Objective-C): Adjust two URLs.
3170 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3172 * tree-tailcall.c (process_assignment): Don't check if a
3173 multiplication or an addition are already present.
3174 (find_tail_calls): Combine multiple additions and multiplications.
3175 (adjust_accumulator_values): Emit accumulators.
3177 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3179 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3180 xmm register restore.
3182 2009-09-21 Jan Hubicka <jh@suse.cz>
3184 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3185 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3188 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3190 * stor-layout.c (layout_type): Remove obsolete code.
3192 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3195 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3197 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3200 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3201 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3202 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3203 * fold-const.c (const_binop): Likewise.
3204 * real.h (do_mpc_arg2): Update prototype.
3206 2009-09-20 Jan Hubicka <jh@suse.cz>
3208 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3209 (add_location_or_const_value_attribute): Rewrite using
3211 (tree_add_const_value_attribute): Return true if successful.
3212 (tree_add_const_value_attribute_for_decl): Likewise.
3214 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3215 (loc_descriptor): ... here;
3216 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3217 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3218 pool items that was not marked for output.
3219 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3220 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3221 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3222 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3223 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3224 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3225 DW_OP_stack_value to get address of items that are not available
3227 (dw_loc_list): Handle single element lists correctly.
3229 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3230 Pascal Obry <obry@adacore.com>
3232 * unwind-dw2-fde.c (classify_object_over_fdes):
3233 Cast the constant 1 to _Unwind_Ptr.
3234 (add_fdes): Likewise.
3235 (linear_search_fdes): Likewise.
3237 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3239 * stor-layout.c (set_sizetype): Avoid useless type copy.
3241 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3243 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3245 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3246 * configure, config.in: Regenerate.
3247 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3249 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3250 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3251 for global data if the output could be used in a shared library.
3252 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3253 to 0 if TARGET_WRITABLE_EH_FRAME.
3255 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3257 PR rtl-optimization/39886
3258 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3259 just when insn is equal to BB_END (bb).
3261 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3263 * config/mips/mips.opt (mrelax-pic-calls): New option.
3264 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3266 (mips_unspec_call): Change "unspec_call" expander into this.
3267 (mips_strip_unspec_call): New function.
3268 (mips_got_load): Call mips_unspec_call instead of
3269 gen_unspec_call<mode>.
3270 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3272 (mips_cfg_in_reorg): New function.
3273 (mips16_lay_out_constants): Use it to decide whether to call
3274 CFG-aware insn splitting.
3275 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3276 mips_reorg. Move DF set-up code from here ...
3277 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3279 (mips_reorg): Call mips_df_reorg instead of
3280 r10k_insert_cache_barriers. Move CFG set-up code here from
3281 r10k_insert_cache_barriers.
3282 (mips_call_expr_from_insn): New function.
3283 (mips_pic_call_symbol_from_set): Likewise.
3284 (mips_find_pic_call_symbol): Likewise.
3285 (mips_annotate_pic_call_expr): Likewise.
3286 (mips_get_pic_call_symbol): Likewise.
3287 (mips_annotate_pic_calls): Likewise.
3288 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3290 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3291 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3292 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3294 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3295 (unspec_call<mode>): Remove it.
3296 (sibcall_internal, sibcall_value_internal,
3297 sibcall_value_multiple_internal, call_internal, call_split,
3298 call_value_internal, call_value_split,
3299 call_value_multiple_internal, call_value_multiple_split): Pass
3300 SIZE_OPNO to MIPS_CALL.
3301 (call_internal_direct, call_direct_split,
3302 call_value_internal_direct, call_value_direct_split): Pass -1 as
3303 SIZE_OPNO to MIPS_CALL.
3304 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3305 * configure: Regenerate.
3306 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3307 and -mno-relax-pic-calls.
3308 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3310 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3313 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3314 in the directory this rule is called from, rather than the
3315 toplevel 'gcc' directory, to fix in-tree build.
3317 2009-09-19 Chris Demetriou <cgd@google.com>
3319 PR preprocessor/28435:
3320 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3321 to cpplib that the preprocessor output is needed.
3323 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3325 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3326 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3327 *return_and_restore_fpregs_<mode>,
3328 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3331 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3332 instead of assuming it has always a REG inside of it.
3334 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3336 * config/freebsd.h: Update comment on types.
3337 (WINT_TYPE): Define.
3339 2009-09-18 Jason Merrill <jason@redhat.com>
3341 * c.opt: Add -fno-deduce-init-list.
3343 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3345 * value-prof.c (interesting_stringop_to_profile_p): Added output
3346 argument to indicate which parameter is the size parameter.
3347 * value-prof.c (gimple_stringop_fixed_value): Use
3348 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3349 * value-prof.c (gimple_stringops_transform): Update call sites to
3350 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3352 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3355 From David Binderman <dcb314@hotmail.com>:
3356 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3357 local variable f. Remove stale comments.
3358 (ix86_compute_frame_layout): Remove useless local variable total_size.
3359 Remove #if 0'd code.
3360 (legitimate_address_p): Remove useless local variables
3361 reason_rtx and reason.
3362 (ix86_split_copysign_const): Remove useless local variable op1.
3363 (scale_counter): Remove useless local variable piece_size_mask.
3365 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3367 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3370 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3373 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3375 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3377 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3380 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3382 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3383 DW_OP_implicit_value even without dwarf_version 4.
3385 2009-09-17 Jan Hubicka <jh@suse.cz>
3387 * dwarf2out.c: Include tree-pass.h and gimple.h.
3388 (loc_list_plus_const): New function.
3389 (loc_descriptor_from_tree_1): Rename to ...
3390 (loc_descriptor_from_tree): ... remove original.
3391 (loc_list_from_tree): New function.
3392 (add_AT_location_description): Accept location list.
3393 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3394 (concatn_mem_loc_descriptor): Remove.
3395 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3397 (secname_for_decl): Move up.
3398 (hidden_reference_p): New function; break out from ...
3399 (loc_by_refernece): ... here; move up.
3400 (dw_loc_list): New function.
3401 (single_element_loc_list): New function.
3402 (single_element_loc_list_p): New function.
3403 (add_loc_descr_to_each): New function.
3404 (add_loc_list): New function.
3405 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3406 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3407 add diagnostics why expansion failed.
3408 (add_location_or_const_value_attribute): Support location lists.
3409 (add_bound_info): Likewise.
3410 (descr_info_loc): Update call of loc_descriptor_from_tree.
3411 (gen_variable_die): Work on location lists.
3412 * final.c (pass_final): Add dump file.
3413 * Makefile.in (dwarf2out.o): Add new dependencies.
3415 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3418 * real.c decimal_from_integer, decimal_integer_string): New.
3419 (real_from_integer): Use them as special case for decimal float.
3420 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3421 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3422 Do not append zero after the decimal point in string to convert.
3424 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3426 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3427 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3429 2009-09-17 Martin Jambor <mjambor@suse.cz>
3431 * common.opt (fipa-sra): New switch.
3432 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3433 * timevar.def (TV_IPA_SRA): New timevar.
3434 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3435 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3436 * tree-sra.c: Include cgraph.c.
3437 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3438 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3439 and grp_not_necessarilly_dereferenced.
3440 (func_param_count): New variable.
3441 (encountered_apply_args): New variable.
3442 (bb_dereferences): New variable.
3443 (final_bbs): New variable.
3444 (no_accesses_representant): New variable.
3445 (no_accesses_p): New function.
3446 (dump_access): Dump the new fields.
3447 (sra_initialize): Set encountered_apply_args to false.
3448 (get_ssa_base_param): New function.
3449 (mark_parm_dereference): New function.
3450 (create_access): Caring for INIDRECT_REFs and different handling of
3451 varialble length accesses in early IPA SRA. Store the stmt - a new
3452 parameter - to the new access.
3453 (build_access_from_expr_1): New parameter stmt, passed to
3454 create_access. Handle INDIRECT_REFs.
3455 (build_access_from_expr): Pass the current statement to
3456 build_access_from_expr_1.
3457 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3459 (build_accesses_from_assign): Pass the current statement to
3460 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3461 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3462 final_bbs when necessary. Check for calls to __builtin_apply_args.
3463 Fixup EH info if anythng was changed.
3464 (is_unused_scalar_param): New function.
3465 (ptr_parm_has_direct_uses): New function.
3466 (find_param_candidates): New function.
3467 (mark_maybe_modified): New function.
3468 (analyze_modified_params): New function.
3469 (propagate_dereference_distances): New function.
3470 (dump_dereferences_table): New function.
3471 (analyze_caller_dereference_legality): New function.
3472 (unmodified_by_ref_scalar_representative): New function.
3473 (splice_param_accesses): New function.
3474 (decide_one_param_reduction): New function.
3475 (enum ipa_splicing_result): New type.
3476 (splice_all_param_accesses): New function.
3477 (get_param_index): New function.
3478 (turn_representatives_into_adjustments): New function.
3479 (analyze_all_param_acesses): New function.
3480 (get_replaced_param_substitute): New function.
3481 (get_adjustment_for_base): New function.
3482 (replace_removed_params_ssa_names): New function.
3483 (sra_ipa_reset_debug_stmts): New function.
3484 (sra_ipa_modify_expr): New function.
3485 (sra_ipa_modify_assign): New function.
3486 (convert_callers): New function.
3487 (modify_function): New function.
3488 (ipa_sra_preliminary_function_checks): New function.
3489 (ipa_early_sra): New function.
3490 (ipa_early_sra_gate): New function.
3491 (pass_early_ipa_sra): New variable.
3492 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3494 2009-09-17 Michael Matz <matz@suse.de>
3497 * tree.c (build_type_attribute_qual_variant): Export.
3498 * tree.h (build_type_attribute_qual_variant): Declare.
3499 * tree-inline.c (remap_type_1): Use it to build variants with
3500 the original qualifiers and attributes.
3502 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3504 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3505 without a fallthrough edge.
3507 2009-09-16 DJ Delorie <dj@redhat.com>
3509 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3510 chip and ignore the "fast_interrupt" attribute if so.
3512 2009-09-16 Richard Henderson <rth@redhat.com>
3515 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3518 2009-09-16 Richard Henderson <rth@redhat.com>
3521 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3522 is set only if DECL_NO_STATIC_CHAIN is unset.
3523 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3524 (FOR_EACH_NEST_INFO): New.
3525 (walk_all_functions): Use it.
3526 (finalize_nesting_tree): Likewise.
3527 (unnest_nesting_tree): Likewise.
3528 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3529 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3530 (convert_gimple_call): Early out if gimple_call_chain already set.
3531 (convert_all_function_calls): Iterate until no new functions
3532 require a static chain.
3533 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3534 when building a trampoline. Use dump_function_to_file instead
3536 (lower_nested_functions): Open dump_file. Validate that decls
3537 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3538 bit reset by this pass.
3540 2009-09-16 Michael Matz <matz@suse.de>
3543 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3544 shorten decl_common_unused.
3545 (DECL_RESTRICTED_P): New accessor.
3546 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3547 to disambiguate marked decls and restrict pointers.
3549 2009-09-16 Richard Henderson <rth@redhat.com>
3552 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3554 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3556 * integrate.c (set_block_abstract_flags): Call
3557 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3559 2009-09-16 Richard Guenther <rguenther@suse.de>
3562 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3565 2009-09-16 DJ Delorie <dj@redhat.com>
3566 Kaz Kojima <kkojima@gcc.gnu.org>
3568 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3569 (sh_expand_prologue): Update calls to output_stack_adjust.
3570 (sh_expand_epilogue): Likewise.
3572 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3575 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3576 trying to limit the extent of searches in the insn stream.
3578 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3579 Jakub Jelinek <jakub@redhat.com>
3583 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3585 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3586 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3587 (rs6000_savres_strategy): Always save FP registers inline if the
3588 target doesn't support hardware double-precision. Set the above
3589 bits in return value when needed.
3590 (rs6000_savres_routine_sym): Fix computation for cache selector.
3591 Mark the generated symbol as a function. Rename exitp argument to
3592 lr. Move code for determining the name of the symbol...
3593 (rs6000_savres_routine_name): ...here. New function. Add cases for
3594 getting the names right on AIX and 64-bit Linux.
3595 (savres_routine_name): New variable.
3596 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3597 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3598 on what the target routine uses as a base register. If savep && lr
3599 describe saving of r0 into memory slot.
3600 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3601 line calls for AIX ABI.
3602 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3603 determine FP save/restore functions.
3604 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3605 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3607 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3608 Duplicate restoration of LR and execute the appropriate one
3609 depending on whether GPRs are being restored inline. Set r11 from
3610 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3611 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3612 Fix out of line calls for AIX ABI.
3613 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3615 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3617 (*restore_gpregs_spe): Likewise.
3618 (*return_and_restore_gpregs_spe): Likewise.
3619 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3620 Define to empty string unconditionally.
3621 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3622 Define to empty string unconditionally.
3623 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3626 2009-09-15 Jan Hubicka <jh@suse.cz>
3628 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3629 * params.def (inline-insns-auto): Likewise.
3631 2009-09-15 Martin Jambor <mjambor@suse.cz>
3633 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3634 individual statements only at TDF_DETAILS dump level. Format
3635 source for 80 characters per line.
3637 2009-09-15 Christian Bruel <christian.bruel@st.com>
3639 * regrename.c (do_replace): Update REG_DEAD notes.
3641 2009-09-15 Revital Eres <eres@il.ibm.com>
3643 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3644 * targhooks.c (default_builtin_support_vector_misalignment):
3645 New builtin function.
3646 * targhooks.h (default_builtin_support_vector_misalignment):
3648 * target.h (builtin_support_vector_misalignment):
3649 New field in struct gcc_target.
3650 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3651 new builtin function.
3652 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3654 * config/rs6000/rs6000.c
3655 (rs6000_builtin_support_vector_misalignment): New function.
3656 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3658 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3660 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3662 (bfin_optimize_loop): Likewise.
3663 (bfin_gen_bundles): Likewise.
3664 (workaround_speculation): Likewise.
3665 (find_load): Return NULL_RTX for debug_insn.
3667 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3669 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3672 2009-09-14 DJ Delorie <dj@redhat.com>
3674 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3675 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3678 2009-09-14 Richard Henderson <rth@redhat.com>
3679 Jakub Jelinek <jakub@redhat.com>
3681 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3682 * cfgbuild.c (make_edges): Handle asm goto.
3683 * cfglayout.c (fixup_reorder_chain): Likewise.
3684 * cfgrtl.c (patch_jump_insn): Likewise.
3685 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3686 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3687 (gimple_build_asm_vec): Add and use labels parameter.
3688 (gimple_build_asm): Remove.
3689 (walk_gimple_asm): Walk labels too.
3690 * gimple.def (GIMPLE_ASM): Update docs.
3691 * gimple.h: Update decls.
3692 (struct gimple_statement_asm): Change nc to use unsigned char;
3694 (gimple_asm_nlabels): New.
3695 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3696 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3697 into gimple_build_asm_vec.
3698 * jump.c (mark_jump_label_asm): New.
3699 (mark_jump_label): Use it.
3700 (redirect_jump_1): Handle asm goto.
3701 (invert_jump_1): Soft fail if X is null.
3702 * recog.c (extract_asm_operands): New.
3703 (asm_noperands): Use it; handle asm labels.
3704 (decode_asm_operands): Use extract_asm_operands.
3705 (asm_operand_ok): Properly handle empty string.
3706 * reg-stack.c (get_asm_operands_in_out): Rename from
3707 get_asm_operand_n_inputs; use extract_asm_operands; return both
3708 inputs and outputs by reference; update all callers.
3709 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3710 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3711 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3712 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3713 (extract_asm_operands): Declare.
3714 * stmt.c (expand_asm_operands): Add and use labels parameter.
3715 (check_unique_operand_names): Likewise.
3716 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3717 (expand_asm_stmt): Handle asm labels.
3718 * tree-cfg.c (make_gimple_asm_edges): New.
3719 (make_edges): Use it.
3720 (cleanup_dead_labels): Handle asm labels.
3721 (is_ctrl_altering_stmt): Likewise.
3722 (gimple_redirect_edge_and_branch): Likewise.
3723 * tree.def (ASM_EXPR): Add 5th operand.
3724 * tree.h (ASM_LABELS): New.
3725 (resolve_asm_operand_names): Update decl.
3727 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3728 (c_parser_asm_goto_operands): New.
3729 * c-tree.h (build_asm_expr): Update decl.
3730 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3731 * doc/extend.texi: Document asm goto.
3733 2009-09-14 Richard Henderson <rth@redhat.com>
3735 * except.h: Update declarations.
3736 (struct pointer_map_t): Forward declare.
3737 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3738 (struct eh_landing_pad_d, eh_landing_pad): New.
3739 (struct eh_catch_d, eh_catch): New.
3740 (struct eh_region_d): Remove next_region_sharing_label, aka,
3741 label, tree_label, landing_pad, post_landing_pad, resume,
3742 may_contain_throw. Rename region_number to index. Remove
3743 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3744 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3745 (VEC(eh_landing_pad,gc)): New.
3746 (struct eh_status): Remove last_region_number. Add lp_array,
3747 throw_stmt_table, ttype_data, ehspec_data.
3748 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3749 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3750 * except.c (lang_protect_cleanup_actions): Return tree.
3751 (struct ehl_map_entry): Remove.
3752 (init_eh_for_function): Push zero entries for region and lp_array.
3753 (gen_eh_region): Add to region_array immediately.
3754 (gen_eh_region_catch): Operate on eh_catch objects.
3755 (gen_eh_landing_pad): New.
3756 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3757 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3758 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3759 (get_eh_landing_pad_from_number_fn): New.
3760 (get_eh_landing_pad_from_number): New.
3761 (get_eh_region_from_lp_number_fn): New.
3762 (get_eh_region_from_lp_number): New.
3763 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3764 (get_exception_pointer, get_exception_filter): Remove.
3765 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3766 (current_function_has_exception_handlers): Simplify.
3767 (bring_to_root, eh_region_replaceable_by_p): Remove.
3768 (replace_region, hash_type_list, hash_eh_region): Remove.
3769 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3770 (label_to_region_map, num_eh_regions): Remove.
3771 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3772 (find_exception_handler_labels): Remove.
3773 (duplicate_eh_regions_0, find_prev_try): Remove.
3774 (struct duplicate_eh_regions_data): New.
3775 (duplicate_eh_regions_1): Rewrite.
3776 (duplicate_eh_regions): Return a pointer map instead of an
3778 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3779 (redirect_eh_edge_to_label): Remove.
3780 (eh_region_outermost): Rewrite using eh_region pointers
3781 instead of integers.
3782 (add_ttypes_entry): Update for ttype_data move to eh_status.
3783 (add_ehspec_entry): Rewrite with VEC instead of varray.
3784 (assign_filter_values): Likewise. Export.
3785 (build_post_landing_pads, connect_post_landing_pads): Remove.
3786 (dw2_build_landing_pads): Rewrite to use lp_array.
3787 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3788 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3789 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3790 (sjlj_mark_call_sites): Update for landing pad numbers.
3791 (finish_eh_generation): Rewrite.
3792 (gate_handle_eh): Do nothing for no eh tree.
3793 (pass_rtl_eh): Move up near finish_eh_generation.
3794 (remove_eh_landing_pad): New.
3795 (remove_eh_handler): Export.
3796 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3797 (for_each_eh_label): Rewrite to use lp_array.
3798 (make_reg_eh_region_note): New.
3799 (make_reg_eh_region_note_nothrow_nononlocal): New.
3800 (insn_could_throw_p): New.
3801 (copy_reg_eh_region_note_forward): New.
3802 (copy_reg_eh_region_note_backward): New.
3803 (check_handled, add_reachable_handler): Remove.
3804 (reachable_next_level, foreach_reachable_handler): Remove.
3805 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3806 (get_eh_region_and_lp_from_rtx): New.
3807 (get_eh_region_from_rtx): New.
3808 (can_throw_internal_1, can_throw_external_1): Remove.
3809 (can_throw_internal): Use get_eh_region_from_rtx.
3810 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3811 (insn_nothrow_p, can_nonlocal_goto): New.
3812 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3813 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3814 (add_action_record): Use VEC not varray.
3815 (collect_one_action_chain): Update for eh_region changes.
3816 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3817 Use get_eh_region_and_lp_from_rtx.
3818 (gate_convert_to_eh_region_ranges): New.
3819 (pass_convert_to_eh_region_ranges): Use it.
3820 (push_uleb128, push_sleb128): Use VEC not varray.
3821 (output_one_function_exception_table): Likewise.
3822 (dump_eh_tree): Update for eh_region changes.
3823 (verify_eh_tree): Likewise.
3824 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3825 * tree-eh.c: Include target.h.
3826 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3827 Don't disallow GIMPLE_RESX; adjust argument check.
3828 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3829 (record_stmt_eh_region): Update for landing pad numbers;
3830 generate a landing pad if necessary.
3831 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3832 (remove_stmt_from_eh_lp_fn): Similarly.
3833 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3834 Update for lp numbers; don't special case missing throw_stmt_table.
3835 (lookup_expr_eh_lp): Similarly.
3836 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3837 (eh_seq, eh_region_may_contain_throw): New.
3838 (struct leh_state): Add ehp_region.
3839 (struct leh_tf_state): Remove eh_label.
3840 (emit_post_landing_pad): New.
3841 (emit_resx, emit_eh_dispatch): New.
3842 (note_eh_region_may_contain_throw): New.
3843 (frob_into_branch_around): Take eh_region not eh label;
3844 emit eh code into eh_seq.
3845 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3846 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3847 lower_eh_must_not_throw. Emit code to eh_seq.
3848 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3849 (lower_try_finally_onedest): Likewise.
3850 (lower_try_finally_copy): Likewise.
3851 (lower_try_finally_switch): Likewise.
3852 (lower_try_finally): Initialize ehp_region.
3853 (lower_catch): Update for eh_catch objects.
3854 (lower_eh_filter): Don't handle must_not_throw.
3855 (lower_eh_must_not_throw): New.
3856 (lower_cleanup): Don't set eh_label.
3857 (lower_eh_constructs_2): Resolve eh builtins.
3858 Handle GIMPLE_EH_MUST_NOT_THROW.
3859 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3860 Add eh_seq to the end of the function body.
3861 (make_eh_dispatch_edges): New.
3862 (make_eh_edge): Remove.
3863 (make_eh_edges): Simplify for landing pads.
3864 (redirect_eh_edge_1): New.
3865 (redirect_eh_edge): Use it.
3866 (redirect_eh_dispatch_edge): New.
3867 (stmt_could_throw_p): Use a switch. Allow RESX.
3868 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3869 (stmt_can_throw_internal): Likewise.
3870 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3871 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3872 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3873 (gate_refactor_eh): New.
3874 (pass_refactor_eh): Use it.
3875 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3876 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3877 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3878 (remove_unreachable_handlers): Rename from
3879 tree_remove_unreachable_handlers; rewrite for landing pads;
3880 call remove_eh_handler directly.
3881 (remove_unreachable_handlers_no_lp): New.
3882 (unsplit_eh, unsplit_all_eh): New.
3883 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3884 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3885 (cleanup_empty_eh_unsplit): New.
3886 (cleanup_empty_eh): Rewrite.
3887 (cleanup_all_empty_eh): New.
3888 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3889 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3890 (gate_cleanup_eh): New.
3891 (pass_cleanup_eh): Use it.
3892 (verify_eh_edges): Move later in file. Expect one EH edge.
3893 (verify_eh_dispatch_edge): New.
3895 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3896 (gtype-desc.o): Add TARGET_H.
3897 (tree.o): Use EXCEPT_H, not except.h.
3898 (cfgbuild.o): Add EXPR_H.
3899 (GTFILES): Add vecprim.h.
3900 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3901 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3902 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3903 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3904 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3905 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3906 calls to can_throw_internal.
3907 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3908 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3909 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3910 (expand_gimple_stmt): Use make_reg_eh_region_note.
3911 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3912 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3913 or find_exception_handler_labels.
3914 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3915 there is exacly one EH edge. Use can_nonlocal_goto and
3917 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3918 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3919 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3920 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3921 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3922 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3923 * dse.c (scan_insn): Use insn_could_throw_p.
3924 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3925 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3926 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3927 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3928 EXC_PTR_EXPR or FILTER_EXPR.
3929 (tree_expr_nonzero_warnv_p): Likewise.
3930 * function.h: Include vecprim.h, not varray.h
3931 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3932 move ttype_data and ehspec_data members to struct eh_status; change
3933 action_record_data member to a VEC.
3934 * gcse.c (hash_scan_set): Use can_throw_internal.
3935 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3936 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3937 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3938 (block_may_fallthru): Don't handle RESX_EXPR.
3939 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3940 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3941 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3942 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3943 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3944 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3945 (gimple_size): Likewise.
3946 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3947 (gimple_build_resx): Use gimple_build_with_ops.
3948 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3949 (is_gimple_val): Likewise.
3950 (is_gimple_stmt): Remove RESX_EXPR.
3951 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3952 (GIMPLE_RESX): Reorder with other EH constructs.
3953 * gimple.h (struct gimple_statement_eh_mnt): New.
3954 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3955 (gimple_eh_filter_must_not_throw): Remove.
3956 (gimple_eh_filter_set_must_not_throw): Remove.
3957 (gimple_eh_must_not_throw_fndecl): New.
3958 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3959 (is_gimple_resx): New.
3960 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3961 Don't copy EH_FILTER_MUST_NOT_THROW.
3962 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3963 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3964 handle must_not_throw_labels specially.
3965 * ipa-pure-const.c (check_call): Update debug statement for LP.
3966 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3967 * ipa-utils.c (get_base_var): Likewise.
3968 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3969 * lower-subreg.c (move_eh_region_note): Remove.
3970 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3971 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3972 (create_task_copyfn): Likewise.
3973 (maybe_catch_exception): Use gimple_build_eh_filter.
3974 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3975 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3976 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3977 and pass_lower_resx.
3978 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3979 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3980 can_throw_internal, can_nonlocal_goto.
3981 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3982 copy_reg_eh_region_note_forward.
3983 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3984 (emit_output_reload_insns): Likewise.
3985 (copy_eh_notes): Remove.
3986 * rtl.def (RESX): Remove.
3987 * rtl.h: Update declarations.
3988 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3989 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3990 (update_eh_label): Remove.
3991 (cleanup_dead_labels_eh): New.
3992 (cleanup_deal_labels): Use it instead of update_eh_label.
3993 (gimple_merge_blocks): Update landing pad data structure when
3994 removing a landing pad label.
3995 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3996 test; handle GIMPLE_EH_MUST_NOT_THROW.
3997 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3998 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3999 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4000 (verify_stmt): Likewise. Verify landing pads.
4001 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4002 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4003 (struct move_stmt_d): Add eh_map.
4004 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4005 (move_stmt_r): Remap eh region numbers in builtin calls,
4006 resx and eh_dispatch.
4007 (move_block_to_fn): Remove eh_offset parameter. Use
4008 maybe_duplicate_eh_stmt_fn.
4009 (find_outermost_region_in_block): Operate on eh_region pointers
4010 instead of region numbers.
4011 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4012 duplicate_eh_regions.
4013 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4014 test earlier. Disallow EH landing pads.
4015 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4016 * tree-flow.h: Update declarations.
4017 (struct tree_ann_common_d): Replace rn with lp_nr.
4018 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4019 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4020 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4021 resx and eh_dispatch.
4022 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4023 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4024 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4025 from duplicate_eh_regions.
4026 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4027 update RESX; handle EH_DISPATCH.
4028 (expand_call_inline): Set eh_lp_nr, not eh_region.
4029 (maybe_inline_call_in_expr): Likewise.
4030 * tree-inline.h (struct copy_body_data): Replace eh_region with
4031 eh_lp_nr, eh_region_offset with eh_map.
4032 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4033 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4034 * tree-pretty-print.c (dump_generic_node): Don't handle
4035 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4036 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4037 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4038 EXC_PTR_EXPR, FILTER_EXPR.
4039 * tree-ssa-operands.c (get_expr_operands): Likewise.
4040 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4041 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4042 (ao_ref_init_from_vn_reference): Likewise.
4043 * tree-ssa-sink.c (statement_sink_location): Likewise.
4044 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4045 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4046 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4047 EXC_PTR_EXPR, FILTER_EXPR.
4048 (is_exception_related): Remove.
4049 (compute_avail): Don't call it.
4050 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4051 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4052 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4053 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4055 (build_resx): Remove.
4056 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4057 * tree.h: Update declarations.
4058 (EH_FILTER_MUST_NOT_THROW): Remove.
4059 (struct tree_label_decl): Add eh_landing_pad_nr.
4060 (EH_LANDING_PAD_NR): New.
4061 * value-prof.c (gimple_ic): Tidy variable names. Update for
4062 landing pad numbers.
4063 (gimple_stringop_fixed_value): Tidy variable names. Assert
4064 that neither call stmt can throw.
4065 * vecprim.h (uchar): New.
4066 (VEC(uchar,heap), VEC(uchar,gc)): New.
4068 * c-common.c (c_define_builtins): Update call to
4069 build_common_builtin_nodes.
4070 * c-parser.c (c_parse_file): Don't call
4071 default_init_unwind_resume_libfunc.
4073 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4075 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4076 (mips_cprestore_address_p): Likewise.
4077 (mips_save_gp_to_cprestore_slot): Likewise.
4078 (mips_restore_gp): Rename to...
4079 (mips_restore_gp_from_cprestore_slot): ...this.
4080 (mips_must_initialize_gp_p): Declare.
4081 (mips_emit_save_slot_move): Likewise.
4082 (mips_output_load_label): Return nothing.
4083 (mips_eh_uses): Declare.
4084 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4085 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4086 (TARGET_ABSOLUTE_JUMPS): Likewise.
4087 (EH_USES): Likewise.
4088 (FIRST_PSEUDO_REGISTER): Update comment.
4089 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4090 (MIPS_CALL): ...here.
4091 (REGISTER_NAMES): Add $cprestore.
4092 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4093 Add load_label_length, has_inflexible_gp_insn_p,
4094 has_flexible_gp_insn_p, must_initialize_gp_p and
4095 must_restore_gp_when_clobbered_p.
4096 (mips_expand_call): Don't generate split instructions here.
4097 (mips_split_call): Update the call to mips_restore_gp after
4098 the above name change.
4099 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4100 (mips_find_gp_ref): New function.
4101 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4102 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4103 (mips_insn_has_flexible_gp_ref_p): Likewise.
4104 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4105 (mips_function_has_gp_insn): Delete.
4106 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4107 Use the new functions above. Only return INVALID_REGNUM
4108 for TARGET_ABSOLUTE_JUMPS.
4109 (mips_must_initialize_gp_p): New function.
4110 (mips_get_cprestore_base_and_offset): New function, extracted from...
4111 (mips_cprestore_slot): ...here. Take a bool parameter.
4112 (mips_cfun_has_cprestore_slot_p): New function.
4113 (mips_cprestore_address_p): Likewise.
4114 (mips_save_gp_to_cprestore_slot): Likewise.
4115 (mips_restore_gp): Rename to...
4116 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4117 epilogue_completed. Update the call to mips_cprestore_slot.
4118 Test cfun->machine->must_restore_gp_when_clobbered_p.
4119 (mips_direct_save_slot_move_p): New function.
4120 (mips_emit_save_slot_move): Likewise.
4121 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4122 of cfun->machine->global_pointer.
4123 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4124 (mips_save_reg): Use mips_emit_save_slot_move.
4125 (mips_expand_prologue): Set must_initialize_gp_p.
4126 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4127 for all cprestore saves. Emit a use_cprestore instruction after
4128 setting up the cprestore slot.
4129 (mips_restore_reg): Use mips_emit_save_slot_move.
4130 (mips_process_load_label): New function.
4131 (mips_load_label_length): Likewise.
4132 (mips_output_load_label): Don't return asm: output it here instead.
4133 Use mips_process_load_label.
4134 (mips_adjust_insn_length): Adjust the length of branch instructions
4135 that have length MAX_PIC_BRANCH_LENGTH.
4136 (mips_output_conditional_branch): Update the call to
4137 mips_output_load_label. Assume the branch target is OPERANDS[0]
4138 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4139 (mips_output_order_conditional_branch): Swap the meaning of
4140 OPERANDS[0] and OPERANDS[1].
4141 (mips_variable_issue): Don't count ghost instructions.
4142 (mips_expand_ghost_gp_insns): New function.
4143 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4144 (mips_output_mi_thunk): Set must_initialize_gp_p.
4145 (mips_eh_uses): New function.
4146 * config/mips/predicates.md (cprestore_save_slot_operand)
4147 (cprestore_load_slot_operand): New predicates.
4148 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4149 (UNSPEC_MOVE_GP): Likewise.
4150 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4151 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4152 (CPRESTORE_SLOT_REGNUM): New register.
4153 (MAX_PIC_BRANCH_LENGTH): New constant.
4154 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4155 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4156 branches. Fix commentary.
4157 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4158 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4159 Change type to "ghost".
4160 (loadgp_absolute_<mode>): Likewise.
4161 (loadgp_rtp_<mode>): Likewise.
4162 (copygp_mips16): Likewise.
4163 (loadgp_blockage): Remove redundant mode attribute.
4164 (potential_cprestore): New instruction.
4165 (cprestore): Turn into an unspec set.
4166 (use_cprestore): New instruction.
4167 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4168 (*branch_fp_inverted): Likewise.
4169 (*branch_order<mode>): Likewise.
4170 (*branch_order<mode>_inverted): Likewise.
4171 (*branch_equality<mode>): Likewise.
4172 (*branch_equality<mode>_inverted): Likewise.
4173 (*branch_bit<bbv><mode>): Likewise.
4174 (*branch_bit<bbv><mode>_inverted): Likewise.
4175 (*branch_equality<mode>_mips16): Remove redundant mode.
4176 (jump): Turn into a define_expand.
4177 (*jump_absolute): New instruction.
4178 (*jump_pic): Likewise.
4179 (*jump_mips16): Rename previously-unnamed pattern. Remove
4180 redundant mode attribute.
4181 (restore_gp): Split on epilogue_completed rather than
4182 reload_completed. Change type to "ghost".
4183 (move_gp<mode>): New instruction.
4184 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4185 Remove redundant mode attribute.
4186 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4187 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4188 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4190 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4193 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4194 are returned in the same register (vs34 or v2) that Altivec vector
4195 types are returned in.
4196 (rs6000_libcall_value): Ditto.
4199 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4200 instead of explicit addsi3/adddi3 calls.
4201 (rs6000_split_multireg_move): Ditto.
4202 (rs6000_emit_allocate_stack): Ditto.
4203 (rs6000_emit_prologue): Ditto.
4204 (rs6000_output_mi_thunk): Ditto.
4206 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4207 size is 64 bits if we can use 64-bit registers.
4209 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4211 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4214 From Jie Zhang <jie.zhang@analog.com>:
4215 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4216 save FP and RETS with saveall attribute.
4217 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4218 with saveall attribute.
4220 * config/bfin/bfin.c (bfin_expand_builtin,
4221 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4224 From Jie Zhang <jie.zhang@analog.com>:
4225 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4226 before use in two places.
4227 * config/bfin/bfin.md (AREG): Define mode iterator.
4228 (reload_in, reload_out): Use mode iterator AREG.
4230 2009-09-14 Richard Guenther <rguenther@suse.de>
4233 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4234 EH personality path.
4236 2009-09-13 Richard Guenther <rguenther@suse.de>
4237 Rafael Avila de Espindola <espindola@google.com>
4239 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4240 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4241 (LANG_HOOKS_INITIALIZER): Adjust.
4242 (lhd_pass_through_t): Declare.
4243 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4245 * langhooks.c (lhd_pass_through_t): New function.
4246 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4247 dwarf2out_begin_prologue): Use personality from current_function_decl.
4248 * expr.h (get_personality_function): Declare.
4249 * expr.c (get_personality_function): New function.
4250 (build_personality_function): Likewise.
4251 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4252 (eh_personality_libfunc): Remove.
4253 * optabs.c (build_libfunc_function): New function split out from ...
4254 (init_one_libfunc): ... here.
4255 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4256 (tree_function_decl): Add personality.
4257 (lhd_gcc_personality): Declare.
4258 (build_personality_function): Likewise.
4259 * tree.c (gcc_eh_personality_decl): New.
4260 (lhd_gcc_personality): New function.
4261 * except.h (lang_eh_runtime_type): Remove.
4262 (enum eh_personality_kind): New.
4263 (build_personality_function): Declare.
4264 (function_needs_eh_personality): Declare.
4265 * except.c (lang_eh_runtime_type): Remove.
4266 (function_needs_eh_personality): New function.
4267 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4268 (sjlj_emit_function_enter, output_function_exception_table):
4269 Use personality from current_function_decl.
4270 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4271 * tree-inline.c (tree_can_inline_p): Do not inline across different
4273 (expand_call_inline): Likewise. Adjust the callers EH personality.
4274 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4275 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4276 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4277 (c-parser.o): Likewise
4278 * c-tree.h (c_eh_initialized_p): Remove.
4279 (c_maybe_initialize_eh): Likewise.
4280 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4281 (finish_decl): Don't call c_maybe_initialize_eh.
4282 (c_eh_initialized_p): Remove.
4283 (c_maybe_initialize_eh): Likewise.
4284 * c-parser.c (c_parser_omp_construct): Likewise.
4285 (c_parse_file): Initialize exception handling.
4287 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4289 * config.gcc (tm_file): Remove i386/biarch32.h
4290 for i?86-w64-mingw* case.
4291 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4293 * config.host: Set for x64 mingw the option
4294 use_long_long_for_widest_fast_int to yes.
4296 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4298 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4299 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4300 (dbxout_begin_function): Likewise.
4301 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4302 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4303 set on the function.
4304 (final_end_function): Likewise.
4305 (final_scan_insn): Likewise.
4306 (rest_of_handle_final): Likewise.
4307 * varasm.c (assemble_start_function): Likewise.
4308 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4310 2009-09-12 Jason Merrill <jason@redhat.com>
4312 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4313 * opts.c (common_handle_option): constify.
4315 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4317 * doc/install.texi (avr): Remove obsolete reference site.
4319 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4321 * doc/install.texi (Binaries): Adjust AIX link.
4323 2009-09-12 Akim Demaille <demaille@gostai.com>
4325 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4326 Use an imperative sentence.
4328 2009-09-11 Richard Henderson <rth@redhat.com>
4330 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4331 structure-name and has-tree-operands arguments; update all entries.
4332 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4334 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4335 (gsstruct_code_size): New.
4336 (gss_for_code_): New.
4337 (gss_for_code): Remove.
4338 (gimple_size): Rewrite using gsstruct_code_size.
4339 (gimple_statement_structure): Move to gimple.h.
4340 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4341 (gss_for_code, gimple_statement_structure): New.
4342 (gimple_ops): Use new arrays; tidy.
4344 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4346 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4347 operand to be a PLUS expression.
4348 * config/pa/pa.c (pa_secondary_reload): Likewise.
4350 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4352 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4354 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4357 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4359 From Jie Zhang <jie.zhang@analog.com>:
4360 * doc/extend.texi (node Function Attributes): Document l2
4362 (node Blackfin Variable Attributes): Document l2 variable attributes.
4364 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4366 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4367 to match the system compiler's configuration at inflection point.
4368 Add comment to remark a remaining difference with system compiler.
4370 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4371 * configure: Regenerate.
4373 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4375 From Jie Zhang <jie.zhang@analog.com>:
4376 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4377 (bfin_handle_l2_attribute): New.
4378 (bfin_attribute_table): Add l2 attribute.
4380 2009-09-11 Michael Matz <matz@suse.de>
4383 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4384 on the local_decls list.
4386 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4390 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4392 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4393 for VALUEs, to implement the documented interface.
4394 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4395 Adjust for VALUEs and anything else, to implement the
4396 documented interface.
4398 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4400 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4401 with actual SPE/paired vector modes before using 64-bit alignment.
4402 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4404 2009-09-10 DJ Delorie <dj@redhat.com>
4406 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4409 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4410 * config/mep/mep.c (mep_legitimate_constant_p): New.
4411 * config/mep/mep-protos.h: Prototype it.
4413 2009-09-10 Richard Henderson <rth@redhat.com>
4415 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4417 2009-09-10 Jason Merrill <jason@redhat.com>
4419 * tree.c (chain_index): New fn.
4420 * tree.h: Declare it.
4422 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4424 * config/sol2-c.c (cmn_err_length_specs): Initialize
4425 scalar_identity_flag.
4427 2009-09-10 Richard Henderson <rth@redhat.com>
4429 * tree.h (struct tree_decl_common): Move align member earlier;
4430 move label_decl_uid member ...
4431 (struct tree_label_decl): ... here.
4432 (LABEL_DECL_UID): Update to match.
4434 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4437 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4438 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4440 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4441 dest_prev if the edge is complex.
4443 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4445 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4446 loop latch tests earlier.
4448 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4449 before GIMPLE_RETURN, not after its predecessor; insert
4452 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4453 gimple_seq_empty_p to test for no PHI nodes.
4454 * tree-cfg.c (split_critical_edges): Likewise.
4456 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4458 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4460 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4461 introduced by the VTA branch merge.
4463 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4465 * ira-conflicts.c: Use fputs or putc instead of fprintf
4469 * tree-switch-conversion.c: Ditto.
4471 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4473 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4474 introduced by the VTA branch merge.
4476 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4479 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4481 PR rtl-optimization/39779
4482 * expr.c (convert_modes): Return when mode == oldmode after
4483 CONST_INTs are processed.
4485 2009-09-10 Nick Clifton <nickc@redhat.com>
4487 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4488 attribute and referring decl when creating renamed symbol.
4490 2009-09-10 Richard Guenther <rguenther@suse.de>
4493 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4495 (cgraph_finalize_compilation_unit): Compute reachability
4496 before emitting thunks. Properly process aliases before
4497 possibly removing unreachable nodes.
4499 2009-09-10 Richard Guenther <rguenther@suse.de>
4502 * tree.c (struct free_lang_data_d): Add worklist member.
4503 (find_decls_types_r): Push onto the worklist instead of recursing.
4504 Handle TREE_BINFOs properly.
4505 (find_decls_types): New function wrapped around find_decls_types_r
4506 to process the worklist.
4507 (find_decls_types_in_eh_region): Use it.
4508 (find_decls_types_in_node): Likewise.
4509 (find_decls_types_in_var): Likewise.
4510 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4511 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4512 (AGGREGATE_TYPE_P): Adjust.
4514 2009-09-09 Jason Merrill <jason@redhat.com>
4516 * configure.ac: Check glibc version even if we have an in-tree
4519 2009-09-09 Anthony Green <green@moxielogic.com>
4521 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4522 the constant 0 when appropriate.
4523 * config/moxie/constraints.md: Add constraint O.
4525 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4526 to pass up to 6 32-bit argument values in registers.
4527 (moxie_function_arg): Ditto.
4528 (moxie_arg_partial_bytes): Ditto.
4529 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4530 (REG_PARM_STACK_SPACE): Ditto.
4531 (FUNCTION_ARG_REGNO_P): Ditto.
4533 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4534 instruction to allocate stack space.
4536 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4538 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4539 unnecessarily stringent constraints. Fix address
4540 calculation in the splitters.
4542 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4544 PR rtl-optimization/39779
4545 * expr.c (convert_modes): Return when mode == oldmode after
4546 CONST_INTs are processed.
4548 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4551 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4552 (ix86_expand_prologue): Take frame.padding0 into logic of
4554 (ix86_expand_epilogue): Likewise.
4556 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4558 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4560 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4561 * config/t-slibgcc-libgcc: New file.
4562 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4564 2009-09-09 Martin Jambor <mjambor@suse.cz>
4566 PR tree-optimization/41089
4567 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4570 2009-09-09 Richard Henderson <rth@redhat.com>
4572 * gimple.h (CASE_GIMPLE_OMP): New.
4573 (is_gimple_omp): Use it.
4574 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4575 (verify_gimple_debug): Likewise.
4577 2009-09-09 Richard Guenther <rguenther@suse.de>
4579 PR tree-optimization/41101
4580 * tree-ssa-pre.c (maximal_set): Remove.
4581 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4582 Defer all blocks we didn't visit at least one successor.
4583 (add_to_exp_gen): Do not add to the maximal set.
4584 (make_values_for_phi): Likewise.
4585 (compute_avail): Likewise.
4586 (init_pre): Do not allocate the maximal set.
4587 (execute_pre): Do not dump it.
4589 2009-09-09 Martin Jambor <mjambor@suse.cz>
4591 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4592 an SSA_NAME rather than a is_gimple_variable.
4594 2009-09-09 Richard Guenther <rguenther@suse.de>
4597 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4598 code dealing with plain pointer bases.
4599 (maybe_fold_offset_to_reference): Likewise.
4600 (maybe_fold_stmt_addition): Adjust.
4602 2009-09-09 Richard Guenther <rguenther@suse.de>
4604 * tree.c (free_lang_data_in_type): Do not free the type variant
4606 (free_lang_data): Merge char_type_node with its properly signed
4608 (pass_ipa_free): Collect after freeing language specific data.
4610 2009-09-09 Michael Matz <matz@suse.de>
4613 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4614 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4615 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4618 2009-09-08 DJ Delorie <dj@redhat.com>
4620 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4622 2009-09-04 Jason Merrill <jason@redhat.com>
4624 * tree.c (tree_find_value): Remove.
4625 * tree.h: Remove prototype.
4626 * varasm.c (assemble_external): Use value_member instead.
4628 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4630 * toplev.c (process_options): Choose default debugging type when
4631 gtoggle enables debug info and type is unset.
4633 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4637 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4640 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4642 * configure: Rebuilt with modified libtool.m4.
4644 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4649 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4651 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4653 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4654 (remove_statement): Likewise.
4655 (rewrite_use_nonlinear_expr): Adjust.
4656 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4657 * tree-ssa.c (release_defs_bitset): ... this. New.
4658 * tree-flow.h (release_defs_bitset): Declare.
4660 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4663 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4664 in the middle block.
4666 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4668 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4669 via intptr_t to long type.
4670 (insert_operand_rank): Cast long type via intptr_t to
4672 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4674 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4675 from pointer to unsigned via uintptr_t.
4677 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4678 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4680 * configure: Regenerated.
4681 * config.in: Regenerated
4682 * system.h (stdint.h): Add include.
4683 (inttypes.h): Likewise.
4684 * Makefile.in (aclocal): Add config/stdint.m4.
4685 * aclocal.m4: Regenerated.
4687 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4689 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4691 (note_np_check_stores): New function.
4692 (harmless_null_pointer_p): New function.
4693 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4694 changed. Take into account whether we're in the shadow of a condjump
4695 that tested NP_REG for NULL.
4696 Lose all code that tested for SEQUENCEs.
4697 (workaround_speculation): Avoid inserting NOPs for loads that are
4698 either always executed or a NULL pointer.
4700 2009-09-08 Jan Hubicka <jh@suse.cz>
4702 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4703 * params.def (early-inlining-insns): Likewise.
4705 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4707 PR rtl-optimization/41239
4708 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4709 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4711 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4712 across calls, as the calls might not always return normally.
4713 (call_may_noreturn_p): New function.
4714 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4715 (init_deps): Initialize it.
4716 (remove_from_deps): Also remove calls from
4717 last_function_call_may_noreturn list.
4719 2009-09-07 Richard Henderson <rth@redhat.com>
4721 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4722 more VR->OPERANDS than LHS operands. Free LHS before returning.
4724 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4726 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4727 (attr "addrtype"): New member "spreg".
4728 Use it if mem_spfp_address_operand is true for the address.
4729 (attr "type"): New entry "stall".
4730 (cpu_unit "load"): New.
4731 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4733 (insn_reservation "loadsp"): New.
4734 (insn_reservation "load_stall1"): New.
4735 (insn_reservation "load_stall3"): New.
4737 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4738 (mem_p_address_operand): Exclude stack and frame pointer based
4740 (mem_spfp_address_operand): New; match them here.
4741 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4742 (bfin_reorg): Call it if scheduling insns.
4743 (bfin_gen_bundles): Remove dummy insns created by
4744 add_sched_insns_for_speculation.
4746 From Jie Zhang <jie.zhang@analog.com>:
4747 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4748 bfin_si_revision, bfin_workarounds): Move these ...
4749 * config/bfin/bfin.h: ... here.
4751 From Mike Frysinger <michael.frysinger@analog.com>
4752 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4753 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4754 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4755 bf547m, bf548m, and bf549m.
4756 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4757 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4758 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4759 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4760 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4761 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4762 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4763 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4764 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4765 bf542m, bf544m, bf547m, bf548m, and bf549m.
4767 From Jie Zhang <jie.zhang@analog.com>:
4768 * config/bfin/predicates.md (p_register_operand): New predicate.
4769 (dp_register_operand): New predicate.
4770 * config/bfin/bfin-protos.h (WA_05000074): Define.
4771 (ENABLE_WA_05000074): Define.
4772 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4773 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4774 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4775 (define_attr addrtype): Allow load/store register to be P register.
4776 (define_attr storereg): New.
4777 (define_cpu_unit anomaly_05000074): New.
4778 (define_insn_reservation dsp32shiftimm): New.
4779 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4780 (define_insn_reservation loadp): Cannot use slot2.
4781 (define_insn_reservation loadsp): Cannot use slot2.
4782 (define_insn_reservation storep): Cannot use slot2. Does not
4783 apply when working around 05000074.
4784 (define_insn_reservation storep_anomaly_05000074): New.
4785 (define_insn_reservation storei): Does not apply when working
4787 (define_insn_reservation storei_anomaly_05000074): New.
4788 (define_attr length): Add dsp32shiftimm case.
4789 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4790 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4791 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4792 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4793 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4795 2009-09-07 Martin Jambor <mjambor@suse.cz>
4798 * tree-sra.c (create_artificial_child_access): Return NULL if
4799 build_ref_for_offset fails.
4800 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4801 and create_artificial_child_access to fail.
4803 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4806 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4807 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4808 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4810 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4812 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4813 block, ensure it has an exit edge. Emit a barrier after a jump.
4815 2009-09-07 Nick Clifton <nickc@redhat.com>
4817 * gcc.c (this_is_linker_script): New variable. Like
4818 this_is_library_file but for the %T constructor.
4819 (end_going_arg): If this_is_linker_script is set then locate the
4820 script and insert a --script switch before it
4821 (do_spec_2): Initialise this_is_linker_script.
4822 (do_spec_1): Likewise. Handle %T construct.
4823 (eval_spec_function): Preserve this_is_linker_script.
4824 * doc/invoke.texi: Document %T construct in spec files.
4825 * config/m32c/m32c.h (LIB_SPEC): Use it.
4827 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4829 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4830 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4831 when volatile flag is set.
4832 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4834 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4837 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4838 (combine_stack_adjustments_for_block): Allow insns between stack
4839 adjustments and stores with corresponding pre-(dec|inc)rement or
4840 pre-modify operation.
4842 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4845 * combine-stack-adj.c (struct csa_memlist): Rename to...
4846 (struct csa_reflist): ... this. Rename mem field to ref.
4847 (free_csa_memlist): Rename to...
4848 (free_csa_reflist): ... this.
4849 (record_one_stack_memref): Rename to...
4850 (record_one_stack_ref): ... this. Handle also REG_P.
4851 (try_apply_stack_adjustment): Handle also REG_P.
4852 (struct record_stack_memrefs_data): Rename to...
4853 (struct record_stack_refs_data): ... this. Rename memlist field to
4855 (record_stack_memrefs): Rename to...
4856 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4857 subexpressions instead of failing when a MEM contains SP references.
4858 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4859 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4861 2009-09-06 Richard Guenther <rguenther@suse.de>
4864 * tree.c (build_array_type): Do not record types marked
4865 with structural equality in the canonical type hashtable.
4867 2009-09-06 Richard Guenther <rguenther@suse.de>
4870 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4872 2009-09-05 Richard Guenther <rguenther@suse.de>
4875 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4877 2009-09-05 Richard Guenther <rguenther@suse.de>
4880 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4882 2009-09-05 Richard Guenther <rguenther@suse.de>
4885 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4886 before comparing function argument types.
4888 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4891 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4894 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4897 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4899 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4900 locators before emit_insn is called.
4902 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4905 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4906 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4907 (reginfo_init): Don't call allocate_reg_info.
4909 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4912 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4913 NONDEBUG_INSN_P instead of INSN_P.
4915 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4918 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4920 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4923 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4924 pattern of the split.
4926 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4928 * toplev.c (process_options): Move setter of flag_var_tracking
4929 before other tests that depend on it. Move down setter of
4930 flag_rename_registers. Don't enable var-tracking-assignments
4931 by default if selective scheduling is enabled. Warn if both
4934 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4936 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4937 comment. Use switch statement to catch overlaps between rtx
4938 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4939 (IS_DECL_CODE): ... here. Remove.
4940 (check_value_is_not_decl): Remove.
4941 (dv_from_decl, dv_from_value): Check after conversion.
4943 2009-09-04 Richard Guenther <rguenther@suse.de>
4946 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4947 after emitting tunks. Move emitting thunks and ctors from ...
4948 (cgraph_optimize): ... here. Remove redundant
4949 cgraph_analyze_functions.
4950 * varasm.c (find_decl_and_mark_needed): Remove no longer
4952 (finish_aliases_1): Adjust check for thunk aliases.
4954 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4956 * config/arm/arm.md (ctzsi2): Added braces
4957 to avoid warning that broke booststrap.
4959 2009-09-04 Martin Jambor <mjambor@suse.cz>
4961 PR tree-optimization/41112
4962 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4963 handle variable-bounded arrays.
4964 (expr_with_var_bounded_array_refs_p): New function.
4965 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4967 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4969 * config/s390/2097.md: Removed two incorrect bypasses.
4970 (z10_fsimpdf): Fixed latency.
4971 (z10_fhex): New insn_reservation.
4972 (z10_floaddf): Fixed latency.
4973 (z10_floadsf): Fixed latency.
4974 (z10_ftrunctf): Fixed latency.
4975 (z10_ftruncdf): Fixed latency.
4976 * config/s390/s390.c (z10_cost): Fixed values.
4977 (s390_adjust_priority): Added z10 path.
4978 * config/s390/s390.md (type): Added fhex.
4979 (*mov<mode>_64dfp): Updated type attribute.
4980 (*mov<mode>_64): Updated type attribute.
4981 (*mov<mode>_31): Updated type attribute.
4982 (*mov<mode>"): Likewise.
4983 * config/s390/2084.md (x_fsimpdf): Updated condition.
4985 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4987 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4988 RTXs in the predicate for operand 1.
4990 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4992 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4993 (rbitsi2): New insn.
4994 (ctzsi2): New expand.
4995 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4997 2009-09-03 Martin Jambor <mjambor@suse.cz>
4999 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5000 (create_artificial_child_access): Use build_ref_for_offset instead
5001 of duplicate_expr_for_different_base.
5002 (propagate_subacesses_accross_link): Likewise.
5004 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5006 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5008 (mips16e_collect_argument_saves): Skip debug instructions.
5009 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5010 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5011 (r10k_insert_cache_barriers): Likewise.
5012 (mips_reorg_process_insns): Likewise.
5014 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5017 * ira.c (update_equiv_reg): Remove check on class likely spill.
5019 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5022 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5023 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5027 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5028 the stack slot if it is passed by invisible reference.
5029 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5030 by invisible reference.
5032 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5034 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5035 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5036 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5038 * config/bfin/sync.md: New file.
5039 * config/bfin/bfin.md: Include it.
5040 (UNSPEC_ATOMIC): New.
5041 (UNSPEC_ONES): Provide a unique number.
5043 From Jie Zhang <jie.zhang@analog.com>:
5044 * config/bfin/bfin.c (ret_regs): New.
5045 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5046 (must_save_rets_p): New.
5047 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5048 current_function_is_leaf.
5049 (do_link): Likewise.
5050 (do_unlink): Likewise.
5051 (expand_interrupt_handler_prologue): Use ret_regs array.
5052 (expand_interrupt_handler_epilogue): Use ret_regs array and
5053 pass return register to gen_return_internal.
5054 (bfin_expand_epilogue): Pass return register to
5055 gen_return_internal.
5056 (bfin_expand_call): Explicitly clobber RETS.
5057 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5058 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5059 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5060 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5062 (return_internal): Take a reg rtx rather than the register number.
5064 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5066 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5067 when comparing against estimated_loop_iterations_int return.
5069 2009-09-03 Richard Guenther <rguenther@suse.de>
5071 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5072 eh_personality_libfunc.
5074 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5076 * tree-parloops.c (separate_decls_in_region): Add space.
5078 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5080 * tree-parloops.c (separate_decls_in_region): Change the condition
5081 checking if there are reductions in the loop.
5083 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5085 PR tree-optimization/38275
5086 * tree-parloops.c (parallelize_loops): Replace profitability condition
5087 for expected number of iterations.
5089 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5091 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5092 (bootstrap-debug): Explain conditions in which it becomes default.
5093 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5096 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5098 * doc/invoke.texi (Optimize Options): Move
5099 -finline-small-functions to the -O2 list.
5101 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5103 * toplev.c (process_options): Enable var-tracking-assignments
5104 by default if var-tracking is enabled.
5106 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5108 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5110 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5111 * rtl.h (prev_nonnote_insn_bb): Declare it.
5113 2009-09-03 Diego Novillo <dnovillo@google.com>
5115 * cgraph.c (cgraph_node_for_decl): New.
5116 * cgraph.h (cgraph_node_for_decl): Declare.
5117 * tree.c (host_integerp): Return 0 if T is NULL.
5119 2009-09-03 Diego Novillo <dnovillo@google.com>
5121 * tree.h (struct alias_pair): Move from varasm.c.
5122 (alias_pairs): Likewise.
5123 (TYPE_MAXVAL): Define.
5124 (TYPE_MINVAL): Define.
5125 (iterative_hash_host_wide_int): Declare.
5126 (remove_unreachable_alias_pairs): Declare.
5127 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5128 * diagnostic.c (default_diagnostic_starter): Make extern.
5129 (default_diagnostic_finalizer): Make extern.
5130 * diagnostic.h (default_diagnostic_starter): Declare.
5131 (default_diagnostic_finalizer): Declare.
5132 (default_tree_printer): Declare.
5133 * toplev.c (default_tree_printer): Make extern.
5135 2009-09-03 Richard Guenther <rguenther@suse.de>
5136 Diego Novillo <dnovillo@google.com>
5138 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5139 * cgraphunit.c (cgraph_expand_function): Do not emit
5140 associated thunks from here.
5141 (cgraph_emit_thunks): New.
5142 (cgraph_optimize): Call it.
5143 Return if any IPA pass finds an error.
5144 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5147 2009-09-03 Simon Baldwin <simonb@google.com>
5148 Rafael Espindola <espindola@google.com>
5149 Richard Guenther <rguenther@suse.de>
5150 Doug Kwan <dougkwan@google.com>
5151 Diego Novillo <dnovillo@google.com>
5153 * tree.c: Include tree-pass.h, langhooks-def.h,
5154 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5155 (free_lang_data_in_type): New.
5156 (need_assembler_name_p): New.
5157 (free_lang_data_in_block): New.
5158 (free_lang_data_in_decl): New.
5159 (struct free_lang_data_d): New.
5160 (add_tree_to_fld_list): New.
5161 (find_decls_types_r): New.
5162 (get_eh_types_for_runtime): New.
5163 (find_decls_types_in_eh_region): New.
5164 (find_decls_types_in_node): New.
5165 (find_decls_types_in_var): New.
5166 (free_lang_data_in_cgraph): New.
5167 (free_lang_data): New.
5168 (gate_free_lang_data): New.
5169 (pass_ipa_free_lang_data): New.
5171 2009-09-03 Diego Novillo <dnovillo@google.com>
5173 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5174 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5175 (lang_hooks): Remove const qualifier.
5176 * ipa.c (cgraph_remove_unreachable_nodes): Call
5177 remove_unreachable_alias_pairs.
5178 * except.c (add_type_for_runtime): Check if TYPE has
5179 already been converted.
5180 (lookup_type_for_runtime): Likewise.
5181 (check_handled): Handle converted types.
5182 * varasm.c (remove_unreachable_alias_pairs): New.
5183 * gimple.c: Include demangle.h.
5184 (gimple_decl_printable_name): New.
5185 (gimple_fold_obj_type_ref): New.
5186 * gimple.h (gimple_decl_printable_name): Declare.
5187 (gimple_fold_obj_type_ref): Declare.
5188 * passes.c (init_optimization_passes): Add pass
5189 pass_ipa_free_lang_data.
5190 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5191 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5193 2009-09-03 Diego Novillo <dnovillo@google.com>
5195 * c-lang.c (lang_hooks): Remove const qualifier.
5197 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5199 * doc/install.texi (*-*-freebsd*): Update target information.
5201 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5203 * hard-reg-set.h (call_fixed_regs): Remove.
5204 * reginfo.c (call_fixed_regs): Remove.
5205 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5206 (globalize_reg): Don't use call_fixed_regs.
5207 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5210 2009-09-01 Michael Matz <matz@suse.de>
5212 * expr.h (emit_storent_insn, expand_expr_real_1,
5213 expand_expr_real_2): Declare.
5214 * expr.c (emit_storent_insn, expand_expr_real_1,
5215 expand_expr_real_2): Export.
5216 (store_expr): Setting and evaluating dont_return_target is useless.
5217 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5218 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5219 * except.c (expand_resx_expr): Rename to ...
5220 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5221 * except.h (expand_resx_stmt): Declare.
5222 * stmt.c: Add include gimple.h
5223 (expand_asm_expr): Rename to ...
5224 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5225 (expand_case): Rewrite to take gimple statement.
5226 * tree.h (expand_asm_stmt): Declare.
5227 (expand_case): Change prototype.
5228 * Makefile.in (stmt.o): Depend on gimple.h.
5229 * builtins.c (expand_builtin_synchronize): Build gimple asm
5230 statement, not an ASM_EXPR.
5231 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5232 gimple_to_tree, release_stmt_tree): Remove.
5233 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5234 ggc_free, but hold comparison code and operands separately.
5235 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5236 (expand_call_stmt, expand_gimple_stmt_1,
5237 expand_gimple_stmt): New helpers.
5238 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5239 release_stmt_tree. Call expand_gimple_stmt instead.
5240 (expand_gimple_basic_block): Ditto.
5242 * calls.c (emit_call_1): Don't look at EH regions here, make
5243 fntree parameter useless.
5244 (expand_call): New local rettype for TREE_TYPE(exp), use it
5245 throughout. Remove local p, use addr instead.
5246 Don't look at EH regions here.
5248 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5250 * doc/invoke.texi (-fsched-pressure): Document it.
5251 (-fsched-reg-pressure-heuristic): Remove it.
5253 * reload.c (ira.h): Include.
5254 (find_reloads): Add choosing reload on number of small spilled
5257 * haifa-sched.c (ira.h): Include.
5258 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5259 saved_reg_pressure, curr_reg_live, saved_reg_live,
5260 region_ref_regs): New variables.
5261 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5262 initiate_reg_pressure_info, setup_ref_regs,
5263 initiate_bb_reg_pressure_info, save_reg_pressure,
5264 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5266 (setup_insn_reg_pressure_info): New function.
5267 (rank_for_schedule): Add pressure checking and insn issue time.
5268 Remove comparison of insn reg weights.
5269 (ready_sort): Set insn reg pressure info.
5270 (update_register_pressure, setup_insn_max_reg_pressure,
5271 update_reg_and_insn_max_reg_pressure,
5272 sched_setup_bb_reg_pressure_info): New functions.
5273 (schedule_insn): Add code for printing and updating reg pressure info.
5274 (find_set_reg_weight, find_insn_reg_weight): Remove.
5275 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5276 (debug_ready_list): Print reg pressure info.
5277 (schedule_block): Ditto. Check insn issue time.
5278 (sched_init): Set up sched_pressure_p. Allocate and set up some
5279 reg pressure related info.
5280 (sched_finish): Free some reg pressure related info.
5281 (fix_tick_ready): Make insn always ready if pressure_p.
5282 (init_h_i_d): Don't call find_insn_reg_weight.
5283 (haifa_finish_h_i_d): Free insn reg pressure info.
5285 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5286 ira_memory_move_cost, ira_class_hard_regs,
5287 ira_class_hard_regs_num, ira_no_alloc_regs,
5288 ira_available_class_regs, ira_reg_class_cover_size,
5289 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5291 * ira-lives.c (single_reg_class): Check mode to find how many
5292 registers are necessary for operand.
5293 (ira_implicitly_set_insn_hard_regs): New.
5295 * common.opt (fsched-pressure): New options.
5296 (fsched-reg-pressure-heuristic): Remove.
5298 * ira.c (setup_eliminable_regset): Rename to
5299 ira_setup_eliminable_regset. Make it external.
5300 (expand_reg_info): Pass cover class to setup_reg_classes.
5301 (ira): Call resize_reg_info instead of allocate_reg_info.
5303 * sched-deps.c: Include ira.h.
5304 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5305 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5306 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5307 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5308 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5309 mark_insn_reg_store, mark_insn_reg_clobber,
5310 setup_insn_reg_pressure_info): New.
5311 (sched_analyze_1): Update implicit_reg_pending_uses.
5312 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5313 Use them to create dependencies. Set insn reg uses and pressure
5314 info. Process reg_pending_uses in one place.
5315 (free_deps): Free implicit sets.
5316 (remove_from_deps): Remove implicit sets if necessary. Check
5317 implicit sets when clearing reg_last_in_use.
5318 (init_deps_global): Clear implicit_reg_pending_clobbers and
5319 implicit_reg_pending_uses.
5321 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5322 ira_memory_move_cost, ira_class_hard_regs,
5323 ira_class_hard_regs_num, ira_no_alloc_regs,
5324 ira_available_class_regs, ira_reg_class_cover_size,
5325 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5326 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5327 ira_implicitly_set_insn_hard_regs): New prototypes.
5329 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5330 cost_elements_num): New variables.
5331 (allocno_costs, total_costs): Rename to costs and
5332 total_allocno_costs.
5333 (COSTS_OF_ALLOCNO): Rename to COSTS.
5334 (allocno_pref): Rename to pref.
5335 (allocno_pref_buffer): Rename to pref_buffer.
5336 (common_classes): Rename to regno_cover_class.
5338 (record_reg_classes): Set allocno attributes only if allocno_p.
5339 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5340 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5341 and COSTS_OF_ALLOCNO.
5342 (print_costs): Rename to print_allocno_costs.
5343 (print_pseudo_costs): New.
5344 (process_bb_node_for_costs): Split into 2 functions with new
5345 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5346 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5347 new parameter dump_file. Use cost_elements_num instead of
5348 ira_allocnos_num. Make one iteration if preferred classes were
5349 already calculated for scheduler. Make 2 versions of code
5350 depending on allocno_p.
5351 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5352 regno_cover_class and COSTS instead of common_classes and
5354 (init_costs, finish_costs): New.
5355 (ira_costs): Set up allocno_p and cost_elements_num. Call
5356 init_costs and finish_costs.
5357 (ira_set_pseudo_classes): New.
5359 * rtl.h (allocate_reg_info): Remove.
5360 (resize_reg_info): Change return type.
5361 (reg_cover_class): New.
5362 (setup_reg_classes): Add new parameter.
5364 * sched-int.h (struct deps_reg): New member implicit_sets.
5365 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5366 (INCREASE_BITS): New macro.
5367 (struct reg_pressure_data, struct reg_use_data): New.
5368 (struct _haifa_insn_data): Remove reg_weight. Add members
5369 reg_pressure, reg_use_list, reg_set_list, and
5370 reg_pressure_excess_cost_change.
5371 (struct deps): New member implicit_sets.
5372 (pressure_p): New variable.
5373 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5374 (struct reg_pressure_data, struct reg_use_data): New.
5375 (INSN_REG_WEIGHT): Remove.
5376 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5377 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5378 (sched_init_region_reg_pressure_info,
5379 sched_setup_bb_reg_pressure_info): New prototypes.
5381 * reginfo.c (struct reg_pref): New member coverclass.
5382 (reg_cover_class): New function.
5383 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5384 (reg_info_size): New variable.
5385 (allocate_reg_info): Make static. Setup reg_info_size.
5386 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5387 (setup_reg_classes): Add a new parameter. Setup cover class too.
5389 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5392 * sched-rgn.c (deps_join): Set up implicit_sets.
5393 (schedule_region): Set up region and basic blocks pressure
5396 * passes.c (init_optimization_passes): Move
5397 pass_subregs_of_mode_init before pass_sched.
5399 2009-09-02 Martin Jambor <mjambor@suse.cz>
5401 * tree-sra.c (struct access): New field grp_hint.
5402 (dump_access): Dump grp_hint.
5403 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5405 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5406 those which have been specifically read and somehow written to.
5407 (propagate_subacesses_accross_link): Set grp_hint of right child and
5408 also possibly of the left child.
5410 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5412 * tree-object-size.c (addr_object_size): Always use object_size_type
5413 0 or 2 when determining the pointer pointed object size.
5415 2009-09-02 Richard Guenther <rguenther@suse.de>
5418 2009-08-31 Richard Guenther <rguenther@suse.de>
5420 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5421 to query if the memory regions for memmove overlap.
5422 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5423 asserts on pointers, instead deal with odd trees.
5424 (ptr_derefs_may_alias_p): Likewise.
5425 (refs_may_alias_p_1): Constructor bases also never alias.
5427 2009-08-01 Christian Bruel <christian.bruel@st.com>
5430 2009-07-31 Christian Bruel <christian.bruel@st.com>
5431 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5433 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5435 * doc/invoke.texi (-fvar-tracking-assignments): New.
5436 (-fvar-tracking-assignments-toggle): New.
5437 (-fdump-final-insns=file): Mark filename as optional.
5438 (--param min-nondebug-insn-uid): New.
5439 (-gdwarf-@{version}): Mention version 4.
5440 * opts.c (common_handle_option): Accept it.
5441 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5442 * regrename.c (regrename_optimize): Drop last. Don't count debug
5443 insns as uses. Don't reject change because of debug insn.
5444 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5445 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5446 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5447 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5448 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5449 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5450 * doc/gimple.texi (is_gimple_debug): New.
5451 (gimple_debug_bind_p): New.
5452 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5453 * doc/install.texi (bootstrap-debug): More details.
5454 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5455 (bootstrap-debug-lib): More details.
5456 (bootstrap-debug-ckovw): Update.
5457 (bootstrap-time): New.
5458 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5459 (insert_phi_nodes_for): Insert debug stmts.
5460 (rewrite_stmt): Take iterator. Insert debug stmts.
5461 (rewrite_enter_block): Adjust.
5462 (maybe_replace_use_in_debug_stmt): New.
5463 (rewrite_update_stmt): Use it.
5464 (mark_use_interesting): Return early for debug stmts.
5465 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5466 stmts before replacing stmt.
5467 (move_computations_stmt): Likewise.
5468 * ira-conflicts.c (add_copies): Skip debug insns.
5469 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5470 (regstat_bb_compute_ri): Skip debug insns.
5471 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5472 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5473 check_loop_closed_ssa_stmt): Skip debug stmts.
5474 * tree-tailcall.c (find_tail_calls): Likewise.
5475 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5476 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5477 (build_var_debug_value_stat): Declare.
5478 (build_var_debug_value): Define.
5479 (target_for_debug_bind): Declare.
5480 * reload.c (find_equiv_reg): Skip debug insns.
5481 * rtlanal.c (reg_used_between_p): Skip debug insns.
5482 (side_effects_p): Likewise.
5483 (canonicalize_condition): Likewise.
5484 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5485 insns never depend on debug insns.
5486 (create_ddg_dep_no_link): Likewise.
5487 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5488 Don't add inter-loop dependencies for debug insns.
5489 (build_intra_loop_deps): Likewise.
5490 (create_ddg): Count debug insns.
5491 * ddg.h (struct ddg::num_debug): New.
5492 (num_backargs): Pair up with previous int field.
5493 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5494 -fcompare-debug-second.
5495 * final.c (get_attr_length_1): Skip debug insns.
5496 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5497 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5498 (driver_self_specs): Map -fdump-final-insns to
5499 -fdump-final-insns=..
5500 (get_local_tick): New.
5501 (compare_debug_dump_opt_spec_function): Test for . argument and
5502 compute output name. Compute temp output spec without flag name.
5503 Compute -frandom-seed.
5504 (OPT): Undef after use.
5505 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5506 (average_num_loop_insns): Likewise.
5507 * params.h (MIN_NONDEBUG_INSN_UID): New.
5508 * gimple.def (GIMPLE_DEBUG): New.
5509 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5510 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5511 (merge_in_block): Fix whitespace.
5512 * toplev.c (flag_var_tracking): Update comment.
5513 (flag_var_tracking_assignments): New.
5514 (flag_var_tracking_assignments_toggle): New.
5515 (process_options): Don't open final insns dump file if we're not
5516 going to write to it. Compute defaults for var_tracking.
5517 * df-scan.c (df_insn_rescan_debug_internal): New.
5518 (df_uses_record): Handle debug insns.
5519 * haifa-sched.c (ready): Initialize n_debug.
5520 (contributes_to_priority): Skip debug insns.
5521 (dep_list_size): New.
5523 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5524 they're ready. Disregard previous debug insns to make decisions.
5525 (queue_insn): Never queue debug insns.
5526 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5527 (schedule_insn): Don't reject debug insns because of issue rate.
5528 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5529 (queue_to_ready): Skip and discount debug insns.
5530 (choose_ready): Let debug insns through.
5531 (schedule_block): Check boundary debug insns. Discount debug
5532 insns, schedule them early. Adjust whitespace.
5533 (set_priorities): Check for boundary debug insns.
5534 (add_jump_dependencies): Use dep_list_size.
5535 (prev_non_location_insn): New.
5536 (check_cfg): Use it.
5537 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5539 (remove_unused_ivs): Reset debug stmts.
5540 * modulo-sched.c (const_iteration_count): Skip debug insns.
5541 (res_MII): Discount debug insns.
5542 (loop_single_full_bb_p): Skip debug insns.
5543 (sms_schedule): Likewise.
5544 (sms_schedule_by_order): Likewise.
5545 (ps_has_conflicts): Likewise.
5546 * caller-save.c (refmarker_fn): New.
5547 (save_call_clobbered_regs): Replace regs with saved mem in
5549 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5550 Call refmarker_fn mark for hardregnos.
5551 (mark_reg_as_referenced): New.
5552 (replace_reg_with_saved_mem): New.
5553 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5554 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5556 (cse_extended_basic_block): Skip debug insns.
5557 (count_reg_usage): Likewise.
5558 (is_dead_reg): New, split out of...
5559 (set_live_p): ... here.
5560 (insn_live_p): Use it for debug insns.
5561 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5562 (execute_optimize_stdarg): Likewise.
5563 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5564 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5565 changes in debug stmts as changes.
5566 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5567 (moveup_expr): Don't move across debug insns. Don't move
5568 debug insn if it would create a bookkeeping block.
5569 (moveup_expr_cached): Don't use cache for debug insns that
5570 are heads of blocks.
5571 (compute_av_set_inside_bb): Skip debug insns.
5572 (sel_rank_for_schedule): Schedule debug insns first. Remove
5574 (block_valid_for_bookkeeping_p); Support lax searches.
5575 (create_block_for_bookkeeping): Adjust block numbers when
5576 encountering debug-only blocks.
5577 (find_place_for_bookkeeping): Deal with debug-only blocks.
5578 (generate_bookkeeping_insn): Accept no place to insert.
5579 (remove_temp_moveop_nops): New argument full_tidying.
5580 (prepare_place_to_insert): Deal with debug insns.
5581 (advance_state_on_fence): Debug insns don't start cycles.
5582 (update_boundaries): Take fence as argument. Deal with
5584 (schedule_expr_on_boundary): No full_tidying on debug insns.
5585 (fill_insns): Deal with debug insns.
5586 (track_scheduled_insns_and_blocks): Don't count debug insns.
5587 (need_nop_to_preserve_insn_bb): New, split out of...
5588 (remove_insn_from_stream): ... this.
5589 (fur_orig_expr_not_found): Skip debug insns.
5590 * rtl.def (VALUE): Move up.
5592 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5593 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5594 Set it if debug stmts are found.
5595 (statement_sink_location): Skip debug stmts. Propagate
5596 moving defs into debug stmts.
5597 * ifcvt.c (first_active_insn): Skip debug insns.
5598 (last_active_insns): Likewise.
5599 (cond_exec_process_insns): Likewise.
5600 (noce_process_if_block): Likewise.
5601 (check_cond_move_block): Likewise.
5602 (cond_move_convert_if_block): Likewise.
5603 (block_jumps_and_fallthru_p): Likewise.
5604 (dead_or_predicable): Likewise.
5605 * dwarf2out.c (debug_str_hash_forced): New.
5606 (find_AT_string): Add comment.
5607 (gen_label_for_indirect_string): New.
5608 (get_debug_string_label): New.
5609 (AT_string_form): Use it.
5610 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5611 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5612 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5613 several operations that cannot be represented with DWARF opcodes.
5614 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5615 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5616 (dwarf2out_var_location): Take during-call mark into account.
5617 (output_indirect_string): Update comment. Output if there are
5618 label and references.
5619 (prune_indirect_string): New.
5620 (prune_unused_types): Call it if debug_str_hash_forced.
5621 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5622 (dw_long_long_const): Remove.
5623 (struct dw_val_struct): Change val_long_long type to rtx.
5624 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5625 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5626 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5627 component instead of HOST_BITS_PER_LONG.
5628 (output_loc_operands): Likewise. For const8* assert
5629 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5630 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5631 rather than HOST_BITS_PER_LONG is >= 64.
5632 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5634 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5635 HOST_BITS_PER_LONG for dw_val_class_long_long.
5636 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5637 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5638 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5640 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5641 Handle DW_OP_implicit_value.
5642 (extract_int): Move prototype earlier.
5643 (mem_loc_descriptor): For SUBREG punt if inner
5644 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5645 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5646 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5647 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5648 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5649 instead of Pmode size.
5650 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5651 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5652 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5653 (concat_loc_descriptor, concatn_loc_descriptor,
5654 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5655 (add_location_or_const_value_attribute): Likewise. For single
5656 location loc_lists attempt to use add_const_value_attribute
5657 for constant decls. Add DW_AT_const_value even if
5658 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5660 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5661 (control_flow_insn_p): Likewise.
5662 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5663 (separate_decls_in_region_debug_bind): New.
5664 (separate_decls_in_region): Process debug bind stmts afterwards.
5665 * recog.c (verify_changes): Handle debug insns.
5666 (extract_insn): Likewise.
5667 (peephole2_optimize): Skip debug insns.
5668 * dse.c (scan_insn): Skip debug insns.
5669 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5671 (setup_id_for_insn): Handle debug insns.
5672 (maybe_tidy_empty_bb): Adjust whitespace.
5673 (tidy_control_flow): Skip debug insns.
5674 (sel_remove_insn): Adjust for debug insns.
5675 (sel_estimate_number_of_insns): Skip debug insns.
5676 (create_insn_rtx_from_pattern): Handle debug insns.
5677 (create_copy_of_insn_rtx): Likewise.
5678 * sel-sched-.h (sel_bb_end): Declare.
5679 (sel_bb_empty_or_nop_p): New.
5680 (get_all_loop_exits): Use it.
5681 (_eligible_successor_edge_p): Likewise.
5682 (return_nop_to_pool): Adjust.
5683 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5684 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5685 * gimple-pretty-print.c (dump_gimple_debug): New.
5686 (dump_gimple_stmt): Use it.
5687 (dump_bb_header): Skip gimple debug stmts.
5688 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5689 (fixup_match_2): Likewise.
5690 (regmove_backward_pass): Likewise. Simplify combined
5691 replacement. Handle debug insns.
5692 * function.c (instantiate_virtual_regs): Handle debug insns.
5693 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5694 * print-rtl.h: Include cselib.h.
5695 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5696 * df.h (df_inns_rescan_debug_internal): Declare.
5697 * gcse.c (alloc_hash_table): Estimate n_insns.
5698 (cprop_insn): Don't regard debug insns as changes.
5699 (bypass_conditional_jumps): Skip debug insns.
5700 (one_pre_gcse_pass): Adjust.
5701 (one_code_hoisting_pass): Likewise.
5702 (compute_ld_motion_mems): Skip debug insns.
5703 (one_cprop_pass): Adjust.
5704 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5705 (if_convertible_stmt_p): Handle debug stmts.
5706 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5707 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5708 * ira-build.c (create_bb_allocnos): Skip debug insns.
5709 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5710 (has_single_use): Likewise.
5711 (single_imm_use): Likewise.
5712 (num_imm_uses): Likewise.
5713 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5714 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5715 (create_outofssa_var_map): Likewise.
5716 * lower-subreg.c (adjust_decomposed_uses): New.
5717 (resolve_debug): New.
5718 (decompose_multiword_subregs): Use it.
5719 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5720 * emit-rtl.c: Include params.h.
5721 (cur_debug_insn_uid): Define.
5722 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5723 (copy_rtx_if_shared_1): Handle debug insns.
5724 (reset_used_flags): Likewise.
5725 (set_used_flags): LIkewise.
5726 (get_max_insn_count): New.
5727 (next_nondebug_insn): New.
5728 (prev_nondebug_insn): New.
5729 (make_debug_insn_raw): New.
5730 (emit_insn_before_noloc): Handle debug insns.
5731 (emit_jump_insn_before_noloc): Likewise.
5732 (emit_call_insn_before_noloc): Likewise.
5733 (emit_debug_insn_before_noloc): New.
5734 (emit_insn_after_noloc): Handle debug insns.
5735 (emit_jump_insn_after_noloc): Likewise.
5736 (emit_call_insn_after_noloc): Likewise.
5737 (emit_debug_insn_after_noloc): Likewise.
5738 (emit_insn_after): Take loc from earlier non-debug insn.
5739 (emit_jump_insn_after): Likewise.
5740 (emit_call_insn_after): Likewise.
5741 (emit_debug_insn_after_setloc): New.
5742 (emit_debug_insn_after): New.
5743 (emit_insn_before): Take loc from later non-debug insn.
5744 (emit_jump_insn_before): Likewise.
5745 (emit_call_insn_before): Likewise.
5746 (emit_debug_insn_before_setloc): New.
5747 (emit_debug_insn_before): New.
5748 (emit_insn): Handle debug insns.
5749 (emit_debug_insn): New.
5750 (emit_jump_insn): Handle debug insns.
5751 (emit_call_insn): Likewise.
5753 (init_emit): Take min-nondebug-insn-uid into account.
5754 Initialize cur_debug_insn_uid.
5755 (emit_copy_of_insn_after): Handle debug insns.
5756 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5757 location of single rhs in place.
5758 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5759 (floor_sdiv_adjust): New.
5760 (cell_sdiv_adjust): New.
5761 (cell_udiv_adjust): New.
5762 (round_sdiv_adjust): New.
5763 (round_udiv_adjust): New.
5764 (wrap_constant): Moved from cselib.
5765 (unwrap_constant): New.
5766 (expand_debug_expr): New.
5767 (expand_debug_locations): New.
5768 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5770 (gimple_expand_cfg): Expand debug locations.
5771 * cselib.c: Include tree-pass.h.
5772 (struct expand_value_data): New.
5773 (cselib_record_sets_hook): New.
5774 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5775 (cselib_clear_table): Move, and implemnet in terms of...
5776 (cselib_reset_table_with_next_value): ... this.
5777 (cselib_get_next_unknown_value): New.
5778 (discard_useless_locs): Don't discard preserved values.
5779 (cselib_preserve_value): New.
5780 (cselib_preserved_value_p): New.
5781 (cselib_preserve_definitely): New.
5782 (cselib_clear_preserve): New.
5783 (cselib_preserve_only_values): New.
5784 (new_cselib_val): Take rtx argument. Dump it in details.
5785 (cselib_lookup_mem): Adjust.
5786 (expand_loc): Take regs_active in struct. Adjust. Silence
5787 dumps unless details are requested.
5788 (cselib_expand_value_rtx_cb): New.
5789 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5790 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5791 without details. Copy more subregs. Try to resolve values
5792 using a callback. Wrap constants.
5793 (cselib_subst_to_values): Adjust.
5794 (cselib_log_lookup): New.
5795 (cselib_lookup): Call it.
5796 (cselib_invalidate_regno): Don't count preserved values as useless.
5797 (cselib_invalidate_mem): Likewise.
5798 (cselib_record_set): Likewise.
5799 (struct set): Renamed to cselib_set, moved to cselib.h.
5800 (cselib_record_sets): Adjust. Call hook.
5801 (cselib_process_insn): Reset table when it would be cleared.
5802 (dump_cselib_val): New.
5803 (dump_cselib_table): New.
5804 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5805 (remove_forwarder_block): Support moving debug stmts.
5806 * cselib.h (cselib_record_sets_hook): Declare.
5807 (cselib_expand_callback): New type.
5808 (cselib_expand_value_rtx_cb): Declare.
5809 (cselib_reset_table_with_next_value): Declare.
5810 (cselib_get_next_unknown_value): Declare.
5811 (cselib_preserve_value): Declare.
5812 (cselib_preserved_value_p): Declare.
5813 (cselib_preserve_only_values): Declare.
5814 (dump_cselib_table): Declare.
5815 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5816 (try_crossjump_to_edge): Likewise.
5817 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5818 dominated blocks when debug stmts are present.
5819 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5820 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5821 (set_var_live_on_entry): Likewise.
5822 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5823 * cfglayout.c (curr_location, last_location): Make static.
5824 (set_curr_insn_source_location): Don't avoid bouncing.
5825 (get_curr_insn_source_location): New.
5826 (get_curr_insn_block): New.
5827 (duplicate_insn_chain): Handle debug insns.
5828 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5830 * common.opt (fcompare-debug): Move to sort order.
5831 (fdump-unnumbered-links): Likewise.
5832 (fvar-tracking-assignments): New.
5833 (fvar-tracking-assignments-toggle): New.
5834 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5835 because of debug stmts.
5836 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5837 (eliminate_unnecessary_stmts): Walk dominated blocks before
5839 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5840 * ira.c (memref_used_between_p): Skip debug insns.
5841 (update_equiv_regs): Likewise.
5842 * sched-deps.c (sd_lists_size): Accept empty list.
5843 (sd_init_insn): Mark debug insns.
5844 (sd_finish_insn): Unmark them.
5845 (sd_add_dep): Reject non-debug deps on debug insns.
5846 (fixup_sched_groups): Give debug insns group treatment.
5848 (sched_analyze_reg): Don't mark debug insns for sched before call.
5849 (sched_analyze_2): Handle debug insns.
5850 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5852 (deps_analyze_insn): Handle debug insns.
5853 (deps_start_bb): Skip debug insns.
5854 (init_deps): Initialize last_debug_insn.
5855 * tree-ssa.c (target_for_debug_bind): New.
5856 (find_released_ssa_name): New.
5857 (propagate_var_def_into_debug_stmts): New.
5858 (propagate_defs_into_debug_stmts): New.
5859 (verify_ssa): Skip debug bind stmts without values.
5860 (warn_uninialized_vars): Skip debug stmts.
5861 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5862 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5863 (rtx_equal_p): Likewise.
5864 * ira-costs.c (scan_one_insn): Skip debug insns.
5865 (process_bb_node_for_hard_reg_moves): Likewise.
5866 * rtl.h (DEBUG_INSN_P): New.
5867 (NONDEBUG_INSN_P): New.
5868 (MAY_HAVE_DEBUG_INSNS): New.
5869 (INSN_P): Accept debug insns.
5870 (RTX_FRAME_RELATED_P): Likewise.
5871 (INSN_DELETED_P): Likewise
5872 (PAT_VAR_LOCATION_DECL): New.
5873 (PAT_VAR_LOCATION_LOC): New.
5874 (PAT_VAR_OCATION_STATUS): New.
5875 (NOTE_VAR_LOCATION_DECL): Reimplement.
5876 (NOTE_VAR_LOCATION_LOC): Likewise.
5877 (NOTE_VAR_LOCATION_STATUS): Likewise.
5878 (INSN_VAR_LOCATION): New.
5879 (INSN_VAR_LOCATION_DECL): New.
5880 (INSN_VAR_LOCATION_LOC): New.
5881 (INSN_VAR_LOCATION_STATUS): New.
5882 (gen_rtx_UNKNOWN_VAR_LOC): New.
5883 (VAR_LOC_UNKNOWN_P): New.
5884 (NOTE_DURING_CALL_P): New.
5885 (SCHED_GROUP_P): Accept debug insns.
5886 (emit_debug_insn_before): Declare.
5887 (emit_debug_insn_before_noloc): Declare.
5888 (emit_debug_insn_beore_setloc): Declare.
5889 (emit_debug_insn_after): Declare.
5890 (emit_debug_insn_after_noloc): Declare.
5891 (emit_debug_insn_after_setloc): Declare.
5892 (emit_debug_insn): Declare.
5893 (make_debug_insn_raw): Declare.
5894 (prev_nondebug_insn): Declare.
5895 (next_nondebug_insn): Declare.
5896 (delegitimize_mem_from_attrs): Declare.
5897 (get_max_insn_count): Declare.
5898 (wrap_constant): Declare.
5899 (unwrap_constant): Declare.
5900 (get_curr_insn_source_location): Declare.
5901 (get_curr_insn_block): Declare.
5902 * tree-inline.c (insert_debug_decl_map): New.
5903 (processing_debug_stmt): New.
5904 (remap_decl): Don't create new mappings in debug stmts.
5905 (remap_gimple_op_r): Don't add references in debug stmts.
5906 (copy_tree_body_r): Likewise.
5907 (remap_gimple_stmt): Handle debug bind stmts.
5908 (copy_bb): Skip debug stmts.
5909 (copy_edges_for_bb): Likewise.
5910 (copy_debug_stmt): New.
5911 (copy_debug_stmts): New.
5912 (copy_body): Copy debug stmts at the end.
5913 (insert_init_debug_bind): New.
5914 (insert_init_stmt): Take id. Skip and emit debug stmts.
5915 (setup_one_parameter): Remap variable earlier, register debug mapping.
5916 (estimate_num_insns): Skip debug stmts.
5917 (expand_call_inline): Preserve debug_map.
5918 (optimize_inline_calls): Check for no debug_stmts left-overs.
5919 (unsave_expr_now): Preserve debug_map.
5920 (copy_gimple_seq_and_replace_locals): Likewise.
5921 (tree_function_versioning): Check for no debug_stmts left-overs.
5922 Init and destroy debug_map as needed. Split edges unconditionally.
5923 (build_duplicate_type): Init and destroy debug_map as needed.
5924 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5925 (struct copy_body_data): Add debug_stmts and debug_map.
5926 * sched-int.h (struct ready_list): Add n_debug.
5927 (struct deps): Add last_debug_insn.
5928 (DEBUG_INSN_SCHED_P): New.
5929 (BOUNDARY_DEBUG_INSN_P): New.
5930 (SCHEDULE_DEBUG_INSN_P): New.
5931 (sd_iterator_cond): Accept empty list.
5932 * combine.c (create_log_links): Skip debug insns.
5933 (combine_instructions): Likewise.
5934 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5935 return value is always unshared.
5936 (struct rtx_subst_pair): New.
5937 (auto_adjust_pair): New.
5938 (propagate_for_debug_subst): New.
5939 (propagate_for_debug): New.
5940 (try_combine): Skip debug insns. Propagate removed defs into
5942 (next_nonnote_nondebug_insn): New.
5943 (distribute_notes): Use it. Skip debug insns.
5944 (distribute_links): Skip debug insns.
5945 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5946 * resource.c (mark_target_live_regs): Likewise.
5947 * var-tracking.c: Include cselib.h and target.h.
5948 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5950 (micro_operation_type_name): New.
5951 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5952 (struct micro_operation_def): Update comments.
5953 (decl_or_value): New type. Use instead of decls.
5954 (struct emit_note_data_def): Add vars.
5955 (struct attrs_def): Use decl_or_value.
5956 (struct variable_tracking_info_def): Add permp, flooded.
5957 (struct location_chain_def): Update comment.
5958 (struct variable_part_def): Use decl_or_value.
5959 (struct variable_def): Make var_part a variable length array.
5961 (scratch_regs): New.
5962 (cselib_hook_called): New.
5963 (dv_is_decl_p): New.
5964 (dv_is_value_p): New.
5967 (dv_as_opaque): New.
5968 (dv_onepart_p): New.
5970 (IS_DECL_CODE): New.
5971 (check_value_is_not_decl): New.
5972 (dv_from_decl): New.
5973 (dv_from_value): New.
5974 (dv_htab_hash): New.
5975 (variable_htab_hash): Use it.
5976 (variable_htab_eq): Support values.
5977 (variable_htab_free): Free from the right pool.
5978 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5979 (attrs_list_union): Adjust.
5980 (attrs_list_mpdv_union): New.
5981 (tie_break_pointers): New.
5982 (canon_value_cmp): New.
5983 (unshare_variable): Return possibly-modified slot.
5984 (vars_copy_1): Adjust.
5985 (var_reg_decl_set): Adjust. Split out of...
5986 (var_reg_set): ... this.
5987 (get_init_value): Adjust.
5988 (var_reg_delete_and_set): Adjust.
5989 (var_reg_delete): Adjust.
5990 (var_regno_delete): Adjust.
5991 (var_mem_decl_set): Split out of...
5992 (var_mem_set): ... this.
5993 (var_mem_delete_and_set): Adjust.
5994 (var_mem_delete): Adjust.
5998 (variable_union): Adjust. Speed up merge of 1-part vars.
5999 (variable_canonicalize): Use unshared slot.
6000 (VALUED_RECURSED_INTO): New.
6001 (find_loc_in_1pdv): New.
6002 (struct dfset_merge): New.
6003 (insert_into_intersection): New.
6004 (intersect_loc_chains): New.
6006 (canonicalize_loc_order_check): New.
6007 (canonicalize_values_mark): New.
6008 (canonicalize_values_star): New.
6009 (variable_merge_over_cur): New.
6010 (variable_merge_over_src): New.
6011 (dataflow_set_merge): New.
6012 (dataflow_set_equiv_regs): New.
6013 (remove_duplicate_values): New.
6014 (struct dfset_post_merge): New.
6015 (variable_post_merge_new_vals): New.
6016 (variable_post_merge_perm_vals): New.
6017 (dataflow_post_merge_adjust): New.
6018 (find_mem_expr_in_1pdv): New.
6019 (dataflow_set_preserve_mem_locs): New.
6020 (dataflow_set_remove_mem_locs): New.
6021 (dataflow_set_clear_at_call): New.
6022 (onepart_variable_different_p): New.
6023 (variable_different_p): Use it.
6024 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6025 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6027 (track_loc_p): Pass it true.
6028 (struct count_use_info): New.
6029 (find_use_val): New.
6030 (replace_expr_with_values): New.
6032 (use_type): New, partially split out of...
6033 (count_uses): ... this. Count new micro-ops.
6034 (count_uses_1): Adjust.
6035 (count_stores): Adjust.
6036 (count_with_sets): New.
6037 (VAL_NEEDS_RESOLUTION): New.
6038 (VAL_HOLDS_TRACK_EXPR): New.
6039 (VAL_EXPR_IS_COPIED): New.
6040 (VAL_EXPR_IS_CLOBBERED): New.
6041 (add_uses): Adjust. Generate new micro-ops.
6042 (add_uses_1): Adjust.
6043 (add_stores): Generate new micro-ops.
6044 (add_with_sets): New.
6045 (find_src_status): Adjust.
6046 (find_src_set_src): Adjust.
6047 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6048 Handle new micro-ops. Canonicalize value equivalances.
6049 (vt_find_locations): Compute total size of hash tables for
6050 dumping. Perform merge for var-tracking-assignments. Don't
6051 disregard single-block loops.
6052 (dump_attrs_list): Handle decl_or_value.
6053 (dump_variable): Take variable. Deal with decl_or_value.
6054 (dump_variable_slot): New.
6055 (dump_vars): Use it.
6056 (dump_dataflow_sets): Adjust.
6057 (set_slot_part): New, extended to support one-part variables
6058 after splitting out of...
6059 (set_variable_part): ... this.
6060 (clobber_slot_part): New, split out of...
6061 (clobber_variable_part): ... this.
6062 (delete_slot_part): New, split out of...
6063 (delete_variable_part): .... this.
6064 (check_wrap_constant): New.
6065 (vt_expand_loc_callback): New.
6066 (vt_expand_loc): New.
6067 (emit_note_insn_var_location): Adjust. Handle values. Handle
6068 EMIT_NOTE_AFTER_CALL_INSN.
6069 (emit_notes_for_differences_1): Adjust. Handle values.
6070 (emit_notes_for_differences_2): Likewise.
6071 (emit_notes_for_differences): Adjust.
6072 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6073 Adjust. Handle new micro-ops.
6074 (vt_add_function_parameters): Adjust. Create and bind values.
6075 (vt_initialize): Adjust. Initialize scratch_regs and
6076 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6077 operations. Move some code to count_with_sets and add_with_sets.
6078 (delete_debug_insns): New.
6079 (vt_debug_insns_local): New.
6080 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6082 (var_tracking_main): If var-tracking-assignments is enabled
6083 but var-tracking isn't, delete debug insns and leave. Likewise
6084 if we exceed limits or fail the stack adjustments tests, and
6085 after all var-tracking processing.
6086 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6087 (dataflow_set): Add traversed_vars.
6088 (value_chain, const_value_chain): New typedefs.
6089 (value_chain_pool, value_chains): New variables.
6090 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6091 add_value_chains, add_cselib_value_chains, remove_value_chain,
6092 remove_value_chains, remove_cselib_value_chains): New functions.
6093 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6094 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6096 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6097 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6098 (dst_can_be_shared): New variable.
6099 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6100 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6101 different from set->vars, look up slot again instead of using the
6103 (dataflow_set_init): Initialize traversed_vars.
6104 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6105 lookup if set->vars is shared. Don't keep slot cleared before
6106 calling unshare_variable. Unshare set->vars if needed. Adjust
6107 unshare_variable callers. Clear dst_can_be_shared if needed.
6108 Even ->refcount == 1 vars must be unshared if set->vars is shared
6109 and var needs to be modified.
6110 (dataflow_set_union): Set traversed_vars during canonicalization.
6111 (VALUE_CHANGED, DECL_CHANGED): Define.
6112 (set_dv_changed, dv_changed_p): New static inlines.
6113 (track_expr_p): Clear DECL_CHANGED.
6114 (dump_dataflow_sets): Set it.
6115 (variable_was_changed): Call set_dv_changed.
6116 (emit_note_insn_var_location): Likewise.
6117 (changed_variables_stack): New variable.
6118 (check_changed_vars_1, check_changed_vars_2): New functions.
6119 (emit_notes_for_changes): Do nothing if changed_variables is
6120 empty. Traverse changed_variables with check_changed_vars_1,
6121 call check_changed_vars_2 on each changed_variables_stack entry.
6122 (emit_notes_in_bb): Add SET argument. Just clear it at the
6123 beginning, use it instead of local &set, don't destroy it at the end.
6124 (vt_emit_notes): Call dataflow_set_clear early on all
6125 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6126 computed set, dataflow_set_clear also VTI(bb)->in when we are
6127 done with the basic block. Initialize changed_variables_stack,
6128 free it afterwards. If ENABLE_CHECKING verify that after noting
6129 differences to an empty set value_chains hash table is empty.
6130 (vt_initialize): Initialize value_chains and value_chain_pool.
6131 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6132 (variable_tracking_main): Call dump_dataflow_sets before calling
6133 vt_emit_notes, not after it.
6134 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6135 (propagate_var_def_into_debug_stmts): Declare.
6136 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6137 (df_set_note): Reject debug insns.
6138 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6139 add notes to debug insns.
6140 (df_note_bb_compute): Adjust. Likewise.
6141 (df_simulate_uses): Skip debug insns.
6142 (df_simulate_initialize_backwards): Likewise.
6143 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6144 (subst_stack_regs_pat): Reject debug insns.
6145 (convert_regs_1): Handle debug insns.
6146 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6147 (print-rtl.o): Depend on cselib.h.
6148 (cselib.o): Depend on TREE_PASS_H.
6149 (var-tracking.o): Depend on cselib.h and TARGET_H.
6150 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6151 (init_ready_list): Skip boundary debug insns.
6152 (add_branch_dependences): Skip debug insns.
6153 (free_block_dependencies): Check for blocks with only debug insns.
6154 (compute_priorities): Likewise.
6155 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6156 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6158 (gimple_build_debug_bind_stat): New.
6159 (empty_body_p): Skip debug stmts.
6160 (gimple_has_side_effects): Likewise.
6161 (gimple_rhs_has_side_effects): Likewise.
6162 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6163 (gimple_build_debug_bind_stat): Declare.
6164 (gimple_build_debug_bind): Define.
6165 (is_gimple_debug): New.
6166 (gimple_debug_bind_p): New.
6167 (gimple_debug_bind_get_var): New.
6168 (gimple_debug_bind_get_value): New.
6169 (gimple_debug_bind_get_value_ptr): New.
6170 (gimple_debug_bind_set_var): New.
6171 (gimple_debug_bind_set_value): New.
6172 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6173 (gimple_debug_bind_reset_value): New.
6174 (gimple_debug_bind_has_value_p): New.
6175 (gsi_next_nondebug): New.
6176 (gsi_prev_nondebug): New.
6177 (gsi_start_nondebug_bb): New.
6178 (gsi_last_nondebug_bb): New.
6179 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6180 (print_insn): Handle DEBUG_INSN.
6181 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6182 of first insn prevail.
6183 (first_stmt): Skip debug stmts.
6184 (first_non_label_stmt): Likewise.
6185 (last_stmt): Likewise.
6186 (has_zero_uses_1): New.
6187 (single_imm_use_1): New.
6188 (verify_gimple_debug): New.
6189 (verify_types_in_gimple_stmt): Handle debug stmts.
6190 (verify_stmt): Likewise.
6191 (debug_loop_num): Skip debug stmts.
6192 (remove_edge_and_dominated_blocks): Remove dominators last.
6193 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6194 (linearize_expr): Likewise.
6195 * config/i386/i386.c (ix86_delegitimize_address): Call
6196 default implementation.
6197 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6198 (group_barrier_needed): Skip debug insns.
6199 (emit_insn_group_barriers): Likewise.
6200 (emit_all_insn_group_barriers): Likewise.
6201 (ia64_variable_issue): Handle debug insns.
6202 (ia64_dfa_new_cycle): Likewise.
6203 (final_emit_insn_group_barriers): Skip debug insns.
6204 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6205 def cfa without frame.
6206 (process_set): Likewise.
6207 (process_for_unwind_directive): Pass frame on.
6208 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6209 (rs6000_delegitimize_address): New.
6210 (rs6000_debug_adjust_cost): Handle debug insns.
6211 (is_microcoded_insn): Likewise.
6212 (is_cracked_insn): Likewise.
6213 (is_nonpipeline_insn): Likewise.
6214 (insn_must_be_first_in_group): Likewise.
6215 (insn_must_be_last_in_group): Likewise.
6216 (force_new_group): Likewise.
6217 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6218 contains only debug insns.
6219 (rtl_merge_blocks): Skip debug insns.
6220 (purge_dead_edges): Likewise.
6221 (rtl_block_ends_with_call_p): Skip debug insns.
6222 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6223 (mark_reg_dependencies): Skip debug insns.
6224 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6225 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6226 * tree-ssa-threadedge.c
6227 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6228 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6229 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6230 (copyprop_hardreg_forward_1): Handle debug insns.
6231 * reload1.c (reload): Skip debug insns. Replace unassigned
6232 pseudos in debug insns with their equivalences.
6233 (eliminate_regs_in_insn): Skip debug insns.
6234 (emit_input_reload_insns): Skip debug insns at first, adjust
6236 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6237 (get_indirect_ref_operands): Pass opf_no_vops on.
6238 (get_expr_operands): Likewise. Skip debug stmts.
6239 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6241 2009-09-01 Richard Henderson <rth@redhat.com>
6243 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6244 stmt_ends_pp_p statements at least once.
6245 * tree-vrp.c (vrp_initialize): Likewise.
6246 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6248 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6251 Fix AIX bootstrap after PR debug/30161
6252 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6253 that is a GNU extension.
6254 (tmpl_value_parm_die_table): Move the definition of this global
6255 outside #ifdef DWARF2_DEBUGGING_INFO region.
6257 2009-09-01 Richard Guenther <rguenther@suse.de>
6259 * tree.c (tree_expr_size): New function.
6260 * tree.h (tree_expr_size): Declare.
6261 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6262 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6263 * langhooks.c (lhd_expr_size): Remove.
6264 * langhooks.h (struct lang_hooks): Remove expr_size.
6265 * explow.c (expr_size): Use tree_expr_size.
6266 (int_expr_size): Likewise.
6267 * langhooks-def.h (lhd_expr_size): Remove.
6268 (LANG_HOOKS_EXPR_SIZE): Likewise.
6269 (LANG_HOOKS_INITIALIZER): Adjust.
6271 2009-09-01 Richard Guenther <rguenther@suse.de>
6273 * tree-flow.h (mark_addressable): Move declaration ...
6274 * tree.h (mark_addressable): ... here.
6275 * stmt.c (expand_asm_operands): Use mark_addressable, not
6276 lang_hooks.mark_addressable.
6277 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6278 LANG_HOOKS_MARK_ADDRESSABLE.
6279 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6280 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6282 2009-08-31 Chris Demetriou <cgd@google.com>
6284 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6285 vectorize if not TARGET_SSE2.
6287 2009-08-31 DJ Delorie <dj@redhat.com>
6289 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6290 registers if no coprocessor is enabled.
6292 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6295 * cgraph.h (cgraph_get_node): Declare ...
6296 * cgraph.c (cgraph_get_node): ... new function.
6297 * dwarf2out.c (gen_generic_params_dies,
6298 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6299 make_ith_pack_parameter_name,
6300 append_entry_to_tmpl_value_parm_die_table,
6301 gen_remaining_tmpl_value_param_die_attribute): New functions.
6302 (gen_subprogram_die): Generate debug info for template parameters
6303 if debug info level is higher than DINFO_LEVEL_TERSE.
6304 Use tree_add_const_value_attribute_for_decl instead of
6305 tree_add_const_value_attribute.
6306 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6307 instead of tree_add_const_value_attribute.
6308 (gen_struct_or_union_type_die): Generate debug
6309 info for template parameters if debug info level is higher than
6311 (tree_add_const_value_attribute): Handle integral and pointer
6312 constants. Update comment.
6313 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6314 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6315 (reference_to_unused): Fix thinko. Remove redundant predicates from
6317 (tree_add_const_value_attribute): Make this work for constant
6319 tree_add_const_value_attribute_for_decl is to be used for variable
6321 (add_location_or_const_value_attribute): Use
6322 tree_add_const_value_attribute_for_decl now.
6323 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6324 DW_TAG_template_value_param DIEs after function DIEs have been
6326 * langhooks.h (lang_hooks_for_types): Add
6327 get_argument_pack_elems.
6328 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6329 (lang_hooks): Added get_innermost_generic_parms,
6330 get_innermost_generic_args.
6331 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6332 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6333 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6334 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6336 2009-08-31 DJ Delorie <dj@redhat.com>
6338 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6339 it once we start generating the prologue or epilogue.
6340 (mep_call_saves_register): If the frame is locked, re-use
6342 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6343 (mep_expand_prologue): Call it.
6344 (mep_expand_epilogue): Likewise.
6345 (mep_start_function): Use the same logic as mep_expand_prologue.
6346 (mep_pass_by_reference): Make logic more readable.
6347 (mep_return_in_memory): Zero-sized objects are passed in memory.
6348 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6350 2009-08-31 Richard Guenther <rguenther@suse.de>
6352 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6353 to query if the memory regions for memmove overlap.
6354 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6355 asserts on pointers, instead deal with odd trees.
6356 (ptr_derefs_may_alias_p): Likewise.
6357 (refs_may_alias_p_1): Constructor bases also never alias.
6359 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6361 * doc/install.texi (Final install): Adjust reference on where to
6362 order printed manuals.
6364 2009-08-30 Olivier Hainque <hainque@adacore.com>
6366 * dwarf2out.c (switch_to_frame_table_section): Move
6367 definition prior to first use.
6369 2009-08-30 Richard Guenther <rguenther@suse.de>
6371 PR tree-optimization/41186
6372 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6373 (ao_ref_init_from_ptr_and_size): New function.
6374 (ref_maybe_used_by_call_p_1): Be more precise tracking
6375 used ranges for builtin functions.
6376 (ref_maybe_used_by_call_p): Adjust.
6377 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6378 ranges for builtin functions.
6379 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6381 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6384 * fwprop.c (get_reg_use_in): Delete.
6385 (free_load_extend): New function.
6386 (forward_propagate_subreg): Use it.
6388 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6390 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6392 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6395 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6398 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6400 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6401 fini or fini_array section.
6403 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6405 * graphite-dependences.c (graphite_legal_transform_bb): Call
6406 pbb_remove_duplicate_pdrs.
6407 * graphite-poly.c (can_collapse_pdr): Removed.
6408 (pdr_find_duplicate): Removed.
6409 (can_collapse_pdrs): New.
6410 (pbb_remove_duplicate_pdrs): New.
6411 (new_poly_dr): Do not look for duplicates.
6412 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6413 (PBB_PDR_DUPLICATES_REMOVED): New.
6414 (pbb_remove_duplicate_pdrs): Declared.
6416 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6418 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6419 the strides by multiplying by PDR_NB_REFS.
6420 * graphite-poly.c (can_collapse_pdr): New.
6421 (pdr_find_duplicate): New.
6422 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6423 Initialize PDR_NB_REFS.
6424 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6426 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6428 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6431 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6434 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6436 * graphite-dependences.c (pddr_original_scattering): Return NULL
6437 for read-read dependence relations.
6438 * graphite-poly.h (enum poly_dr_type): Fix comment.
6441 (pdr_may_write_p): New.
6443 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6445 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6446 (struct poly_dr): Same.
6447 (new_poly_dr): Same.
6448 * graphite-poly.c (new_poly_dr): Same.
6449 * graphite-dependences.c (dot_deps): Disable call to system.
6451 2009-08-28 Cary Coutant <ccoutant@google.com>
6454 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6455 struct/union/enum types local to a function.
6457 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6458 Sebastian Pop <sebastian.pop@amd.com>
6460 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6461 pbb_strip_mine_time_depth. Changed the implementation so that
6462 transformation is expressed as a transformation on
6463 time (scatttering) dimensions. Also, ensures that the 2d+1
6464 scheduling format is preserved.
6465 (pbb_strip_mine_profitable_p): Profitability is based on the
6466 iteration number of a given time (scattering) dimension,
6467 and not on a original loop depth dimension.
6468 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6469 (pbb_do_strip_mine): Call psct_dynamic_dim.
6470 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6471 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6472 (pbb_nb_dynamic_scattering_transform): New.
6473 (psct_dynamic_dim): New.
6475 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6477 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6478 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6479 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6480 * graphite-interchange.c (build_linearized_memory_access): Same.
6481 (memory_stride_in_loop): Same.
6483 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6485 * graphite-dependences.c (pddr_original_scattering): New.
6486 (graphite_legal_transform_dr): Call pddr_original_scattering.
6489 * graphite-dependences.h (dot_deps): Declared.
6490 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6491 (print_pdr): Print PDR_ID.
6492 * graphite-poly.h (struct poly_dr): Add field id.
6495 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6497 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6499 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6500 not delete the original dependence relation.
6502 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6504 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6505 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6506 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6507 (free_poly_ddr): New.
6508 (pddr_is_empty): New.
6509 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6510 (dependence_polyhedron): Same. Remove useless gcc_assert.
6512 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6513 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6514 * graphite-dependences.h (enum poly_dependence_kind): New.
6515 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6516 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6517 (PDRP_SINK): Renamed PDDR_SINK.
6518 (PDRP_DDP): Renamed PDDR_DDP.
6520 (free_poly_ddr): Declared.
6521 * graphite-poly.c (new_scop): Use the new hash function names.
6522 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6523 into original_pddrs.
6524 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6526 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6528 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6529 bounds with LT_EXPR to make niter analysis more precise on code
6530 generated by Graphite.
6532 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6534 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6535 (graphite_legal_transform_bb): Same.
6536 (poly_drs_may_alias_p): Same.
6538 2009-08-28 Richard Guenther <rguenther@suse.de>
6540 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6542 2009-08-28 Jan Beulich <jbeulich@novell.com>
6544 * config/i386/netware.c: Include langhooks.h.
6545 (i386_nlm_encode_section_info): Simplify.
6546 (netware_override_options): Delete.
6547 * config/i386/netware.h (netware_override_options): Delete
6549 (OVERRIDE_OPTIONS): Delete definition.
6550 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6551 (ASM_COMMENT_START): Define.
6552 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6554 2009-08-28 Jan Beulich <jbeulich@novell.com>
6556 * configure.ac: For in-tree ld, do a plain version check to
6557 determine whether comdat groups are supported.
6558 * configure: Regenerate.
6560 2009-08-28 Olivier Hainque <hainque@adacore.com>
6562 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6563 always defined. Reflect definition or absence of such for
6564 COLLECT_EXPORT_LIST. Readability helper.
6565 (scanfilter): New enum, to help control what symbols
6566 are to be considered or ignored by scan_prog_file.
6567 (enum pass): Rename as "scanpass", moved together with scanfilter
6568 prior to scan_prog_file's prototype.
6569 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6570 Group prototype with the scanpass/scanfilter definitions, factorize
6571 head comments for the several implementations at the prototype.
6572 (main): Reorganize the first pass link control to let AIX
6573 drag only the needed frame tables in executables. Prevent
6574 frame tables collection during the scan aimed at static ctors.
6575 Pre-link and scan for frame tables later to compensate.
6576 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6577 A C statement to issue assembly directives that create a reference
6578 to the given DWARF table identifier label from the current function
6580 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6581 to differentiate first time section entry. Only emit a .data
6582 tables start identifier label the first time around.
6583 (switch_to_frame_table_section): New function. Helper for
6584 output_call_frame_info to switch possibly BACK into the eh_frame
6585 or the debug_frame section depending on FOR_EH.
6586 (output_call_frame_info): Use helper to first enter the proper
6588 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6589 emit a link to the frame table start label from each function
6591 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6592 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6593 * config/rs6000/rs6000-protos.h: Declare it.
6594 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6596 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6598 * config/sh/sh.c (split_branches): Check the result of
6601 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6603 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6604 using -pthread -fopenmp
6606 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6608 * doc/service.texi (service directory): Update URL.
6610 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6612 PR rtl-optimization/40861
6613 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6614 extract word from a multi-word subreg for negative byte positions.
6616 2009-08-27 Tristan Gingold <gingold@adacore.com>
6617 Douglas B Rupp <rupp@gnat.com>
6619 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6620 (SECTION_VMS_OVERLAY): Define.
6621 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6623 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6625 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6626 common_object declarations.
6627 (ia64_section_type_flags): Set section flag for common_object.
6628 * config/ia64/ia64-protos.h
6629 (ia64_vms_output_aligned_decl_common): Declare.
6630 (ia64_vms_elf_asm_named_section): Declare.
6632 2009-08-27 Michael Matz <matz@suse.de>
6634 * expr.c (expand_expr_real_2): New function taking exploded
6635 unary or binary expression, split out from ...
6636 (expand_expr_real_1): ... here. Move over all unary/binary
6637 switch parts to above function, in particular these codes:
6638 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6639 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6640 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6641 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6642 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6643 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6644 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6645 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6646 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6647 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6648 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6649 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6650 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6651 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6652 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6653 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6654 VEC_PACK_FIX_TRUNC_EXPR.
6655 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6658 2009-08-27 Richard Guenther <rguenther@suse.de>
6660 * gengtype.c (main): Handle uint64_t.
6661 * ipa-utils.c (get_base_var): Indent properly.
6662 * tree-ssa-live.c (debug_scope_block): New function.
6663 * tree-flow.h (debug_scope_block): Declare.
6664 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6665 * basic-block.h (enum profile_status): Rename to
6666 enum profile_status_d.
6667 (x_profile_status): Adjust type.
6669 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6672 * dwarf2out.c (get_context_die): Declare this static function.
6673 (gen_type_die_with_usage): Make sure a DIE is a generated for
6674 the context of a typedef.
6676 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6678 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6681 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6683 * config/mips/mips-protos.h (mips_output_sync): Declare.
6684 (mips_sync_loop_insns): Likewise.
6685 (mips_output_sync_loop): Replace first two parameters with an rtx.
6686 * config/mips/mips.c (mips_multi_member): New structure.
6687 (mips_multi_members): New variable.
6688 (mips_multi_start): New function.
6689 (mips_multi_add): Likewise.
6690 (mips_multi_add_insn): Likewise.
6691 (mips_multi_add_label): Likewise.
6692 (mips_multi_last_index): Likewise.
6693 (mips_multi_copy_insn): Likewise.
6694 (mips_multi_set_operand): Likewise.
6695 (mips_multi_write): Likewise.
6696 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6697 (mips_init_print_operand_punct): Update accordingly.
6698 (mips_start_ll_sc_sync_block): New function.
6699 (mips_end_ll_sc_sync_block): Likewise.
6700 (mips_output_sync): Likewise.
6701 (mips_sync_insn1_template): Likewise.
6702 (mips_sync_insn2_template): Likewise.
6703 (mips_get_sync_operand): Likewise.
6704 (mips_process_sync_loop): Likewise.
6705 (mips_output_sync_loop): Use mips_process_sync_loop.
6706 (mips_sync_loop_insns): New function.
6707 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6708 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6709 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6710 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6711 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6712 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6713 (MIPS_SYNC_OLD_OP_12): Likewise.
6714 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6715 (MIPS_SYNC_NEW_OP_12): Likewise.
6716 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6717 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6718 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6719 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6720 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6721 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6722 * config/mips/mips.md (sync_mem): New attribute.
6723 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6724 (sync_exclusive_mask, sync_required_oldval): Likewise.
6725 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6726 (sync_release_barrier): Likewise.
6727 (length): Handle sync loops.
6728 (sync): Use mips_output_sync.
6729 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6730 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6731 and use mips_output_sync_loop.
6732 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6733 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6734 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6735 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6736 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6737 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6738 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6739 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6740 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6742 2009-08-26 Richard Guenther <rguenther@suse.de>
6745 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6746 the types to not match.
6747 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6749 * tree-ssa.c (useless_type_conversion_p): Conversions to
6750 pointers to unprototyped functions are useless.
6752 2009-08-26 Richard Guenther <rguenther@suse.de>
6754 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6755 whole-program condition, prepare to be called for non-globals.
6756 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6757 params build a representative with known type and track its fields.
6759 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6761 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6762 clearing by a taken branch.
6763 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6764 effectively after bbro pass.
6765 (sync_nand<mode>): Ditto.
6766 (sync_old_<fetchop_name><mode>): Ditto.
6767 (sync_old_nand<mode>): Ditto.
6768 (sync_new_<fetchop_name><mode>): Dito.
6769 (sync_new_nand<mode>): Ditto.
6770 (sync_compare_and_swap<mode>_1): Ditto.
6771 (*sync_compare_and_swap<mode>): Ditto.
6772 (sync_lock_test_and_set<mode>_1): Ditto.
6773 ("sync_lock_test_and_set<mode>): Ditto.
6775 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6777 * hwint.h (HOST_LONG_FORMAT): New macro
6778 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6779 Use HOST_PTR_PRINTF.
6780 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6781 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6782 (HOST_PTR_PRINTF): Document.
6784 2009-08-25 Jan Hubicka <jh@suse.cz>
6786 * config/i386/bmmintrin.h: Replace by #error.
6789 Michael Meissner <michael.meissner@amd.com>
6790 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6791 Tony Linthicum <tony.linthicum@amd.com>
6793 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6794 (TARGET_ROUND): New macro for the round/ptest instructions which
6795 are shared between SSE4.1 and SSE5.
6796 (OPTION_MASK_ISA_ROUND): Ditto.
6797 (OPTION_ISA_ROUND): Ditto.
6798 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6799 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6801 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6802 (-mfused-madd): New switch to give users control over whether the
6803 compiler optimizes to use the multiply/add SSE5 instructions.
6805 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6806 (ix86_handle_option): Turn off 3dnow if -msse5.
6807 (override_options): Add SSE5 support.
6808 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6810 (ix86_expand_sse_movcc): Add SSE5 support.
6811 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6812 vector type to the next largest size.
6813 (ix86_expand_sse5_pack): New function to use pperm to pack a
6814 vector type to the next smallest size.
6815 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6816 (IX86_BUILTIN_FMADDSD): Ditto.
6817 (IX86_BUILTIN_FMADDPS): Ditto.
6818 (IX86_BUILTIN_FMADDPD): Ditto.
6819 (IX86_BUILTIN_FMSUBSS): Ditto.
6820 (IX86_BUILTIN_FMSUBSD): Ditto.
6821 (IX86_BUILTIN_FMSUBPS): Ditto.
6822 (IX86_BUILTIN_FMSUBPD): Ditto.
6823 (IX86_BUILTIN_FNMADDSS): Ditto.
6824 (IX86_BUILTIN_FNMADDSD): Ditto.
6825 (IX86_BUILTIN_FNMADDPS): Ditto.
6826 (IX86_BUILTIN_FNMADDPD): Ditto.
6827 (IX86_BUILTIN_FNMSUBSS): Ditto.
6828 (IX86_BUILTIN_FNMSUBSD): Ditto.
6829 (IX86_BUILTIN_FNMSUBPS): Ditto.
6830 (IX86_BUILTIN_FNMSUBPD): Ditto.
6831 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6832 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6833 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6834 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6835 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6836 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6837 (IX86_BUILTIN_PPERM): Ditto.
6838 (IX86_BUILTIN_PERMPS): Ditto.
6839 (IX86_BUILTIN_PERMPD): Ditto.
6840 (IX86_BUILTIN_PMACSSWW): Ditto.
6841 (IX86_BUILTIN_PMACSWW): Ditto.
6842 (IX86_BUILTIN_PMACSSWD): Ditto.
6843 (IX86_BUILTIN_PMACSWD): Ditto.
6844 (IX86_BUILTIN_PMACSSDD): Ditto.
6845 (IX86_BUILTIN_PMACSDD): Ditto.
6846 (IX86_BUILTIN_PMACSSDQL): Ditto.
6847 (IX86_BUILTIN_PMACSSDQH): Ditto.
6848 (IX86_BUILTIN_PMACSDQL): Ditto.
6849 (IX86_BUILTIN_PMACSDQH): Ditto.
6850 (IX86_BUILTIN_PMADCSSWD): Ditto.
6851 (IX86_BUILTIN_PMADCSWD): Ditto.
6852 (IX86_BUILTIN_PHADDBW): Ditto.
6853 (IX86_BUILTIN_PHADDBD): Ditto.
6854 (IX86_BUILTIN_PHADDBQ): Ditto.
6855 (IX86_BUILTIN_PHADDWD): Ditto.
6856 (IX86_BUILTIN_PHADDWQ): Ditto.
6857 (IX86_BUILTIN_PHADDDQ): Ditto.
6858 (IX86_BUILTIN_PHADDUBW): Ditto.
6859 (IX86_BUILTIN_PHADDUBD): Ditto.
6860 (IX86_BUILTIN_PHADDUBQ): Ditto.
6861 (IX86_BUILTIN_PHADDUWD): Ditto.
6862 (IX86_BUILTIN_PHADDUWQ): Ditto.
6863 (IX86_BUILTIN_PHADDUDQ): Ditto.
6864 (IX86_BUILTIN_PHSUBBW): Ditto.
6865 (IX86_BUILTIN_PHSUBWD): Ditto.
6866 (IX86_BUILTIN_PHSUBDQ): Ditto.
6867 (IX86_BUILTIN_PROTB): Ditto.
6868 (IX86_BUILTIN_PROTW): Ditto.
6869 (IX86_BUILTIN_PROTD): Ditto.
6870 (IX86_BUILTIN_PROTQ): Ditto.
6871 (IX86_BUILTIN_PROTB_IMM): Ditto.
6872 (IX86_BUILTIN_PROTW_IMM): Ditto.
6873 (IX86_BUILTIN_PROTD_IMM): Ditto.
6874 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6875 (IX86_BUILTIN_PSHLB): Ditto.
6876 (IX86_BUILTIN_PSHLW): Ditto.
6877 (IX86_BUILTIN_PSHLD): Ditto.
6878 (IX86_BUILTIN_PSHLQ): Ditto.
6879 (IX86_BUILTIN_PSHAB): Ditto.
6880 (IX86_BUILTIN_PSHAW): Ditto.
6881 (IX86_BUILTIN_PSHAD): Ditto.
6882 (IX86_BUILTIN_PSHAQ): Ditto.
6883 (IX86_BUILTIN_FRCZSS): Ditto.
6884 (IX86_BUILTIN_FRCZSD): Ditto.
6885 (IX86_BUILTIN_FRCZPS): Ditto.
6886 (IX86_BUILTIN_FRCZPD): Ditto.
6887 (IX86_BUILTIN_CVTPH2PS): Ditto.
6888 (IX86_BUILTIN_CVTPS2PH): Ditto.
6889 (IX86_BUILTIN_COMEQSS): Ditto.
6890 (IX86_BUILTIN_COMNESS): Ditto.
6891 (IX86_BUILTIN_COMLTSS): Ditto.
6892 (IX86_BUILTIN_COMLESS): Ditto.
6893 (IX86_BUILTIN_COMGTSS): Ditto.
6894 (IX86_BUILTIN_COMGESS): Ditto.
6895 (IX86_BUILTIN_COMUEQSS): Ditto.
6896 (IX86_BUILTIN_COMUNESS): Ditto.
6897 (IX86_BUILTIN_COMULTSS): Ditto.
6898 (IX86_BUILTIN_COMULESS): Ditto.
6899 (IX86_BUILTIN_COMUGTSS): Ditto.
6900 (IX86_BUILTIN_COMUGESS): Ditto.
6901 (IX86_BUILTIN_COMORDSS): Ditto.
6902 (IX86_BUILTIN_COMUNORDSS): Ditto.
6903 (IX86_BUILTIN_COMFALSESS): Ditto.
6904 (IX86_BUILTIN_COMTRUESS): Ditto.
6905 (IX86_BUILTIN_COMEQSD): Ditto.
6906 (IX86_BUILTIN_COMNESD): Ditto.
6907 (IX86_BUILTIN_COMLTSD): Ditto.
6908 (IX86_BUILTIN_COMLESD): Ditto.
6909 (IX86_BUILTIN_COMGTSD): Ditto.
6910 (IX86_BUILTIN_COMGESD): Ditto.
6911 (IX86_BUILTIN_COMUEQSD): Ditto.
6912 (IX86_BUILTIN_COMUNESD): Ditto.
6913 (IX86_BUILTIN_COMULTSD): Ditto.
6914 (IX86_BUILTIN_COMULESD): Ditto.
6915 (IX86_BUILTIN_COMUGTSD): Ditto.
6916 (IX86_BUILTIN_COMUGESD): Ditto.
6917 (IX86_BUILTIN_COMORDSD): Ditto.
6918 (IX86_BUILTIN_COMUNORDSD): Ditto.
6919 (IX86_BUILTIN_COMFALSESD): Ditto.
6920 (IX86_BUILTIN_COMTRUESD): Ditto.
6921 (IX86_BUILTIN_COMEQPS): Ditto.
6922 (IX86_BUILTIN_COMNEPS): Ditto.
6923 (IX86_BUILTIN_COMLTPS): Ditto.
6924 (IX86_BUILTIN_COMLEPS): Ditto.
6925 (IX86_BUILTIN_COMGTPS): Ditto.
6926 (IX86_BUILTIN_COMGEPS): Ditto.
6927 (IX86_BUILTIN_COMUEQPS): Ditto.
6928 (IX86_BUILTIN_COMUNEPS): Ditto.
6929 (IX86_BUILTIN_COMULTPS): Ditto.
6930 (IX86_BUILTIN_COMULEPS): Ditto.
6931 (IX86_BUILTIN_COMUGTPS): Ditto.
6932 (IX86_BUILTIN_COMUGEPS): Ditto.
6933 (IX86_BUILTIN_COMORDPS): Ditto.
6934 (IX86_BUILTIN_COMUNORDPS): Ditto.
6935 (IX86_BUILTIN_COMFALSEPS): Ditto.
6936 (IX86_BUILTIN_COMTRUEPS): Ditto.
6937 (IX86_BUILTIN_COMEQPD): Ditto.
6938 (IX86_BUILTIN_COMNEPD): Ditto.
6939 (IX86_BUILTIN_COMLTPD): Ditto.
6940 (IX86_BUILTIN_COMLEPD): Ditto.
6941 (IX86_BUILTIN_COMGTPD): Ditto.
6942 (IX86_BUILTIN_COMGEPD): Ditto.
6943 (IX86_BUILTIN_COMUEQPD): Ditto.
6944 (IX86_BUILTIN_COMUNEPD): Ditto.
6945 (IX86_BUILTIN_COMULTPD): Ditto.
6946 (IX86_BUILTIN_COMULEPD): Ditto.
6947 (IX86_BUILTIN_COMUGTPD): Ditto.
6948 (IX86_BUILTIN_COMUGEPD): Ditto.
6949 (IX86_BUILTIN_COMORDPD): Ditto.
6950 (IX86_BUILTIN_COMUNORDPD): Ditto.
6951 (IX86_BUILTIN_COMFALSEPD): Ditto.
6952 (IX86_BUILTIN_COMTRUEPD): Ditto.
6953 (IX86_BUILTIN_PCOMEQUB): Ditto.
6954 (IX86_BUILTIN_PCOMNEUB): Ditto.
6955 (IX86_BUILTIN_PCOMLTUB): Ditto.
6956 (IX86_BUILTIN_PCOMLEUB): Ditto.
6957 (IX86_BUILTIN_PCOMGTUB): Ditto.
6958 (IX86_BUILTIN_PCOMGEUB): Ditto.
6959 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6960 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6961 (IX86_BUILTIN_PCOMEQUW): Ditto.
6962 (IX86_BUILTIN_PCOMNEUW): Ditto.
6963 (IX86_BUILTIN_PCOMLTUW): Ditto.
6964 (IX86_BUILTIN_PCOMLEUW): Ditto.
6965 (IX86_BUILTIN_PCOMGTUW): Ditto.
6966 (IX86_BUILTIN_PCOMGEUW): Ditto.
6967 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6968 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6969 (IX86_BUILTIN_PCOMEQUD): Ditto.
6970 (IX86_BUILTIN_PCOMNEUD): Ditto.
6971 (IX86_BUILTIN_PCOMLTUD): Ditto.
6972 (IX86_BUILTIN_PCOMLEUD): Ditto.
6973 (IX86_BUILTIN_PCOMGTUD): Ditto.
6974 (IX86_BUILTIN_PCOMGEUD): Ditto.
6975 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6976 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6977 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6978 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6979 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6980 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6981 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6982 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6983 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6984 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6985 (IX86_BUILTIN_PCOMEQB): Ditto.
6986 (IX86_BUILTIN_PCOMNEB): Ditto.
6987 (IX86_BUILTIN_PCOMLTB): Ditto.
6988 (IX86_BUILTIN_PCOMLEB): Ditto.
6989 (IX86_BUILTIN_PCOMGTB): Ditto.
6990 (IX86_BUILTIN_PCOMGEB): Ditto.
6991 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6992 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6993 (IX86_BUILTIN_PCOMEQW): Ditto.
6994 (IX86_BUILTIN_PCOMNEW): Ditto.
6995 (IX86_BUILTIN_PCOMLTW): Ditto.
6996 (IX86_BUILTIN_PCOMLEW): Ditto.
6997 (IX86_BUILTIN_PCOMGTW): Ditto.
6998 (IX86_BUILTIN_PCOMGEW): Ditto.
6999 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7000 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7001 (IX86_BUILTIN_PCOMEQD): Ditto.
7002 (IX86_BUILTIN_PCOMNED): Ditto.
7003 (IX86_BUILTIN_PCOMLTD): Ditto.
7004 (IX86_BUILTIN_PCOMLED): Ditto.
7005 (IX86_BUILTIN_PCOMGTD): Ditto.
7006 (IX86_BUILTIN_PCOMGED): Ditto.
7007 (IX86_BUILTIN_PCOMFALSED): Ditto.
7008 (IX86_BUILTIN_PCOMTRUED): Ditto.
7009 (IX86_BUILTIN_PCOMEQQ): Ditto.
7010 (IX86_BUILTIN_PCOMNEQ): Ditto.
7011 (IX86_BUILTIN_PCOMLTQ): Ditto.
7012 (IX86_BUILTIN_PCOMLEQ): Ditto.
7013 (IX86_BUILTIN_PCOMGTQ): Ditto.
7014 (IX86_BUILTIN_PCOMGEQ): Ditto.
7015 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7016 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7017 (enum multi_arg_type): New enum for describing the various SSE5
7018 intrinsic argument types.
7019 (bdesc_multi_arg): New table for SSE5 intrinsics.
7020 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7021 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7023 (ix86_expand_builtin): Add SSE5 intrinsic support.
7024 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7025 operand instructions.
7026 (ix86_expand_sse5_multiple_memory): New function to split the
7027 second memory reference from SSE5 instructions.
7028 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7029 (ix86_return_pops_args): Use stdarg_p to determine if the function
7030 has variable arguments.
7031 (ix86_setup_incoming_varargs): Ditto.
7032 (x86_this_parameter): Ditto.
7034 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7036 (ix86_expand_sse5_pack): Ditto.
7037 (ix86_sse5_valid_op_p): Ditto.
7038 (ix86_expand_sse5_multiple_memory): Ditto.
7040 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7041 constant for SSE5 support.
7042 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7043 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7044 (UNSPEC_SSE5_PERMUTE): Ditto.
7045 (UNSPEC_SSE5_ASHIFT): Ditto.
7046 (UNSPEC_SSE5_LSHIFT): Ditto.
7047 (UNSPEC_FRCZ): Ditto.
7048 (UNSPEC_CVTPH2PS): Ditto.
7049 (UNSPEC_CVTPS2PH): Ditto.
7050 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7052 (COM_FALSE_S): Ditto.
7053 (COM_FALSE_P): Ditto.
7054 (COM_TRUE_S): Ditto.
7055 (COM_TRUE_P): Ditto.
7056 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7057 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7059 (memory attribute): Ditto.
7060 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7061 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7062 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7063 (floor<mode>2): Ditto.
7064 (ceil<mode>2): Ditto.
7065 (btrunc<mode>2): Ditto.
7066 (nearbyintdf2): Ditto.
7067 (nearbyintsf2): Ditto.
7068 (sse_setccsf): Disable if SSE5.
7069 (sse_setccdf): Ditto.
7070 (sse5_setcc<mode>): New support for SSE5 conditional move.
7071 (sse5_pcmov_<mode>): Ditto.
7073 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7075 (SSEMODEF2P): Ditto.
7076 (ssemodesuffixf4): New mode attribute for SSE5.
7077 (ssemodesuffixf2s): Ditto.
7078 (ssemodesuffixf2c): Ditto.
7079 (sserotatemax): Ditto.
7080 (ssescalarmode): Ditto.
7081 (sse_maskcmpv4sf3): Disable if SSE5.
7082 (sse_maskcmpv2df3): Ditto.
7083 (sse_vmmaskcmpv4sf3): Ditto.
7084 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7085 (sse5_vmfmadd<mode>4): Ditto.
7086 (sse5_fmsub<mode>4): Ditto.
7087 (sse5_vmfmsub<mode>4): Ditto.
7088 (sse5_fnmadd<mode>4): Ditto.
7089 (sse5_vmfnmadd<mode>4): Ditto.
7090 (sse5_fnmsub<mode>4): Ditto.
7091 (sse5_vmfnmsub<mode>4): Ditto.
7092 (sse5i_fmadd<mode>4): Ditto.
7093 (sse5i_fmsub<mode>4): Ditto.
7094 (sse5i_fnmadd<mode>4): Ditto.
7095 (sse5i_fnmsub<mode>4): Ditto.
7096 (sse5i_vmfmadd<mode>4): Ditto.
7097 (sse5i_vmfmsub<mode>4): Ditto.
7098 (sse5i_vmfnmadd<mode>4): Ditto.
7099 (sse5i_vmfnmsub<mode>4): Ditto.
7100 (mulv16qi3): Add SSE5 support.
7102 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7103 (sse2_mulv4si3): Disable if SSE5.
7104 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7105 (sse4_1_roundps): Ditto.
7106 (sse4_1_roundsd): Ditto.
7107 (sse4_1_roundss): Ditto.
7108 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7110 (sse_maskcmpsf3): Ditto.
7111 (sse_vmmaskcmpv4sf3): Ditto.
7112 (sse2_maskcmpv2df3): Ditto.
7113 (sse2_maskcmpdf3): Ditto.
7114 (sse2_vmmaskcmpv2df3): Ditto.
7115 (sse2_eq<mode>3): Ditto.
7116 (sse2_gt<mode>3): Ditto.
7117 (sse5_pcmov_<mode>): Add SSE5 support.
7118 (vec_unpacku_hi_v16qi): Ditto.
7119 (vec_unpacks_hi_v16qi): Ditto.
7120 (vec_unpacku_lo_v16qi): Ditto.
7121 (vec_unpacks_lo_v16qi): Ditto.
7122 (vec_unpacku_hi_v8hi): Ditto.
7123 (vec_unpacks_hi_v8hi): Ditto.
7124 (vec_unpacku_lo_v8hi): Ditto.
7125 (vec_unpacks_lo_v8hi): Ditto.
7126 (vec_unpacku_hi_v4si): Ditto.
7127 (vec_unpacks_hi_v4si): Ditto.
7128 (vec_unpacku_lo_v4si): Ditto.
7129 (vec_unpacks_lo_v4si): Ditto.
7130 (sse5_pmacsww): New SSE5 intrinsic insn.
7131 (sse5_pmacssww): Ditto.
7132 (sse5_pmacsdd): Ditto.
7133 (sse5_pmacssdd): Ditto.
7134 (sse5_pmacssdql): Ditto.
7135 (sse5_pmacssdqh): Ditto.
7136 (sse5_pmacsdqh): Ditto.
7137 (sse5_pmacsswd): Ditto.
7138 (sse5_pmacswd): Ditto.
7139 (sse5_pmadcsswd): Ditto.
7140 (sse5_pmadcswd): Ditto.
7141 (sse5_pcmov_<move>): Conditional move support on SSE5.
7142 (sse5_phaddbw): New SSE5 intrinsic insn.
7143 (sse5_phaddbd): Ditto.
7144 (sse5_phaddbq): Ditto.
7145 (sse5_phaddwd): Ditto.
7146 (sse5_phaddwq): Ditto.
7147 (sse5_phadddq): Ditto.
7148 (sse5_phaddubw): Ditto.
7149 (sse5_phaddubd): Ditto.
7150 (sse5_phaddubq): Ditto.
7151 (sse5_phadduwd): Ditto.
7152 (sse5_phadduwq): Ditto.
7153 (sse5_phaddudq): Ditto.
7154 (sse5_phsubbw): Ditto.
7155 (sse5_phsubwd): Ditto.
7156 (sse5_phsubdq): Ditto.
7157 (sse5_pperm): Ditto.
7158 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7159 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7160 (sse5_pperm_sign_v8hi_v4si): Ditto.
7161 (sse5_pperm_zero_v8hi_v4si): Ditto.
7162 (sse5_pperm_sign_v4si_v2di): Ditto.
7163 (sse5_pperm_sign_v4si_v2di): Ditto.
7164 (sse5_pperm_pack_v2di_v4si): Ditto.
7165 (sse5_pperm_pack_v4si_v8hi): Ditto.
7166 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7167 (sse5_perm<mode>): New SSE5 intrinsic insn.
7168 (rotl<mode>3): Ditto.
7169 (sse5_rotl<mode>3): Ditto.
7170 (sse5_ashl<mode>3): Ditto.
7171 (sse5_lshl<mode>3): Ditto.
7172 (sse5_frcz<mode>2): Ditto.
7173 (sse5s_frcz<mode>2): Ditto.
7174 (sse5_cvtph2ps): Ditto.
7175 (sse5_cvtps2ph): Ditto.
7176 (sse5_vmmaskcmp<mode>3): Ditto.
7177 (sse5_com_tf<mode>3): Ditto.
7178 (sse5_maskcmp<mode>3): Ditto.
7179 (sse5_maskcmp_uns<mode>3): Ditto.
7180 (sse5_maskcmp_uns2<mode>3): Ditto.
7181 (sse5_pcom_tf<mode>3): Ditto.
7183 * config/i386/predicates.md (sse5_comparison_float_operator):
7184 New predicate to match the comparison operators supported by
7185 the SSE5 com instruction.
7186 (ix86_comparison_int_operator): New predicate to match just the
7187 signed int comparisons.
7188 (ix86_comparison_uns_operator): New predicate to match just the
7189 unsigned int comparisons.
7191 * doc/invoke.texi (-msse5): Add documentation.
7192 (-mfused-madd): Ditto.
7194 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7196 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7198 (x86_64-*-*): Ditto.
7200 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7202 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7203 intrinisics for SSE5.
7205 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7208 * config/i386/mmintrin-common.h: New file, to contain common
7209 instructions between SSE4.1 and SSE5.
7211 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7212 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7213 (gen_regparm_prefix): Ditto.
7215 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7216 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7217 prototype_p to determine if a function is prototyped.
7219 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7221 * c-common.c (c_common_reswords) add the alignof keyword,
7222 with same RID as __alignof and __alignof__
7224 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7226 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7227 * hooks.c (hook_bool_const_int_const_int_true): New function.
7228 * target.h (struct gcc_target): Add can_eliminate field.
7229 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7230 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7231 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7232 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7233 (elim_table): Revise comment.
7234 * system.h (CAN_ELIMINATE): Poison.
7235 * defaults.h (CAN_ELIMINATE): Remove.
7236 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7238 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7239 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7241 (alpha_vms_can_eliminate): Declare as static, change return type to
7243 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7245 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7246 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7247 (arm_can_eliminate): New function.
7249 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7250 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7251 (avr_can_eliminate): Declare as static.
7252 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7254 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7255 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7256 (bfin_can_eliminate): New function.
7258 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7259 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7260 (crx_can_eliminate): New function.
7262 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7263 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7264 (fr30_can_eliminate): New function.
7266 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7267 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7268 (frv_can_eliminate): New function.
7270 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7271 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7272 (h8300_can_eliminate): New function.
7274 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7275 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7276 (i386_can_eliminate): Declare as static, change return type to bool.
7277 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7279 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7280 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7281 (ia64_can_eliminate): New function.
7283 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7284 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7285 (iq2000_can_eliminate): New function.
7287 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7288 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7289 (m32r_can_eliminate): New function.
7291 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7292 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7293 (m68hc11_can_eliminate): New function.
7295 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7296 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7297 (m68k_can_eliminate): New function.
7299 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7300 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7301 (mep_can_eliminate): New function.
7303 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7304 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7305 (mips_can_eliminate): New function.
7307 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7308 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7309 (rs6000_can_eliminate): New function.
7311 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7312 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7313 (s390_can_eliminate): Declare as static.
7314 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7316 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7317 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7318 (score_can_eliminate): New function.
7320 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7321 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7322 (sparc_can_eliminate): Declare as static.
7323 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7325 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7326 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7327 (xstormy16_can_eliminate): New function.
7329 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7330 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7331 (v850_can_eliminate): New function.
7333 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7335 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7336 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7337 (*movdfcc_ext[1234]): Disable for IEEE mode.
7339 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7341 * gimplify.c (prepare_gimple_addressable): New static function.
7342 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7344 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7345 manually fiddling with it.
7347 2009-08-25 Michael Matz <matz@suse.de>
7349 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7350 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7352 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7353 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7354 (do_jump): Split out code for simple binary comparisons into ...
7355 (do_jump_1): ... this, taking the individual operands and code.
7356 Change callers to helper function above accordingly.
7357 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7360 2009-08-25 Michael Matz <matz@suse.de>
7362 * expr.h (struct separate_ops, sepops): New type for passing
7363 around an exploded simple expression.
7364 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7365 Use this structure instead of expression tree.
7366 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7367 expression, only its type.
7368 (expand_vec_cond_expr): Take type and individual operands instead
7370 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7371 expand_vec_shift_expr): Change prototype accordingly.
7372 * tree-vect-stmts.c (vectorizable_condition): Change call of
7373 expand_vec_cond_expr_p to pass only type.
7374 * expr.c (do_store_flags): Change prototype and implementation
7375 to take an exploded expression.
7376 (expand_expr_real_1): New local ops initialized with details
7377 of the full expression. Use it instead of full
7378 expression in calls to do_store_flags, expand_vec_cond_expr,
7379 expand_widen_pattern_expr and expand_vec_shift_expr.
7381 2009-08-25 Michael Matz <matz@suse.de>
7383 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7384 treeop2 initialized with first three operands of the full expression.
7385 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7387 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7389 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7390 (__gthread_objc_condition_allocate): Mark arguments as unused.
7391 (__gthread_objc_condition_deallocate): Likewise.
7392 (__gthread_objc_condition_wait): Likewise.
7393 (__gthread_objc_condition_broadcast): Likewise.
7394 (__gthread_objc_condition_signal): Likewise.
7395 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7396 (__gthread_objc_thread_id): Likewise.
7398 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7401 * tree-pretty-print.c (print_call_name): Print the correct call name
7402 for procedure pointer components.
7404 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7406 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7407 default_promote_function_mode when not VMS.
7409 2009-08-24 Olivier Hainque <hainque@adacore.com>
7411 * convert.c (convert_to_integer): Don't assume an input pointer is
7412 POINTER_SIZE wide. Fetch from the type instead.
7414 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7416 * configure.ac (AC_PREREQ): Bump to 2.64.
7418 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7420 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7421 (process_command): Don't search standard_exec_prefix_1 and
7422 standard_exec_prefix_2.
7424 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7426 * config/arm/arm.c (output_return_instruction): Handle for
7429 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7431 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7433 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7435 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7436 (*arm_movdf_vfp): Likewise.
7438 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7440 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7441 (vashr<mode>3): Rename from ashr<mode>3.
7442 (vlshr<mode>3): Rename from lshr<mode>3.
7444 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7447 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7448 (check_format_info_main): Use scalar_identify_flag.
7449 (check_format_types): Check for scalar size identity if
7450 scalar_identify_flag is set.
7451 (printf_length_specs): Extend by new field.
7452 (asm_fprintf_length_specs): Likewise.
7453 (gcc_diag_length_specs): Likewise.
7454 (scanf_length_specs): Likewise.
7455 (strfmon_length_specs): Likewise.
7456 (gcc_gfc_length_specs): Likewise.
7457 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7458 (ms_printf_flag_specs): Likewise.
7459 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7461 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7464 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7465 (*call_value_pop_1): Ditto.
7466 (*sibcall_pop_1): New insn pattern.
7467 (*sibcall_value_pop_1): Ditto.
7469 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7472 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7475 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7478 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7479 (get_reg_use_in): New function.
7480 (forward_propagate_subreg): Propagate through subreg of zero_extend
7483 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7485 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7486 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7488 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7490 * configure.ac: Remove --with-datarootdir, --with-docdir,
7491 --with-htmldir switches. No need to call AC_SUBST for
7492 datarootdir, docdir, htmldir any more.
7493 * configure: Regenerate.
7494 * doc/install.texi (Configuration): Document --datarootdir,
7495 --docdir, --htmldir, --pdfdir; update documentation for
7496 --infodir, --mandir.
7497 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7500 * aclocal.m4: Regenerate.
7501 * config.in: Regenerate.
7502 * configure: Regenerate.
7504 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7505 Olivier Hainque <hainque@adacore.com>
7507 * config/ia64/ia64.c: Include libfuncs.h.
7508 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7509 (ia64_expand_call): Use reg 25 on VMS.
7510 (ia64_initialize_trampoline): Fix for VMS ABI.
7511 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7512 (ia64_function_arg): Initialize reg 25 on VMS.
7513 Fix OpenVMS ABI issues for varargs.
7514 For OpenVMS, emit the Argument Information register set in the
7515 incoming/sibcall case as well.
7516 (ia64_arg_type): New function.
7517 (ia64_function_arg_advance): Keep track of cum->words.
7518 Fix OpenVMS ABI issues for varargs.
7519 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7520 (ia64_override_options): Set flag_no_common on VMS.
7521 (ia64_init_builtins): Disable FWRITE builtin.
7522 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7523 (ia64_vms_init_libfuncs): Add decc$ routines.
7524 (ia64_vms_valid_pointer_mode): New function.
7525 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7526 (ia64_promote_function_mode): New function
7527 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7528 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7529 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7530 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7531 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7532 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7533 Suppress trailing '#' if VALUE is numeric.
7534 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7535 ia64_promote_function_mode.
7536 (TARGET_VALID_POINTER_MODE): Define.
7538 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7541 * config/rs6000/rs6000.c (rs6000_override_options): Use
7542 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7545 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7546 reporting of vector + decimal/boolean/complex error.
7548 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7550 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7551 __vector double TYPE_DECL.
7553 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7555 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7556 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7557 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7558 to pointer to enum machine_mode. Update all callers as needed.
7560 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7562 * config/alpha/alpha.md (exception_receiver): Emit alternative
7563 GP load sequence if flag_reorder_blocks_and_partition is set.
7564 (*exception_receiver_2): Also enable when
7565 flag_reorder_blocks_and_partition is set.
7567 2009-08-20 Matt Rice <ratmice@gmail.com>
7568 Diego Novillo <dnovillo@google.com>
7570 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7573 2009-08-20 Richard Guenther <rguenther@suse.de>
7575 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7576 * c-tree.h (c_dup_lang_specific_decl): Remove.
7577 (struct lang_decl, struct lang_type): Move definitions ...
7578 * c-lang.h: ... here. New file.
7579 * c-decl.c: Include c-lang.h.
7580 (c_dup_lang_specific_decl): Remove.
7581 * c-typeck.c: Include c-lang.h.
7582 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7583 (c-typeck.o): Likewise.
7584 * c-config-lang.in (gtfiles): Add c-lang.h.
7585 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7588 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7590 * config/alpha/alpha.c (alpha_end_function): Do not clear
7591 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7592 this is now handled in generic code.
7594 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7596 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7597 (s390_z10_fix_long_loop_prediction): New function.
7598 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7599 (s390_reorg): Walk over the INSNs and invoke
7600 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7602 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7604 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7605 "*brx_64bit", "*brx_31bit"): New patterns.
7606 * config/s390/s390.c ('E'): New output modifier.
7608 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7609 Richard Earnshaw <richard.earnshaw@arm.com>
7611 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7612 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7614 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7616 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7618 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7619 for mode mode of operand0 when doing secondary reload for SAR.
7621 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7624 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7625 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7627 2009-08-19 Jason Merrill <jason@redhat.com>
7629 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7630 supported template depth in C++0x.
7632 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7634 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7635 free_after_compilation.
7636 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7637 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7638 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7639 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7640 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7641 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7642 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7644 2009-08-19 Ian Lance Taylor <iant@google.com>
7646 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7647 of (plus (mult (neg B) C) A).
7649 2009-08-18 Michael Matz <matz@suse.de>
7651 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7652 instead of comparing TYPE_MAIN_VARIANT for equality.
7653 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7654 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7655 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7656 * gimplify.c (goa_lhs_expr_p): Ditto and use
7657 STRIP_USELESS_TYPE_CONVERSION.
7659 2009-08-18 Michael Matz <matz@suse.de>
7661 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7662 first field in a struct.
7663 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7665 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7667 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7668 locators before emit_insn is called. Remove assert that
7670 (alpha_end_function): Clear crtl->emit structure and free insn
7671 locators if cfun->is_thunk is true.
7673 2009-08-18 Jason Merrill <jason@redhat.com>
7675 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7677 * configure.ac: Test for it.
7678 * configure, config.in: Regenerate.
7679 * doc/install.texi: Document --enable-gnu-unique-object.
7681 2009-08-18 Richard Guenther <rguenther@suse.de>
7684 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7685 pow(x,y*z) only if x is nonnegative.
7687 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7689 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7693 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7694 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7696 2009-08-17 DJ Delorie <dj@redhat.com>
7698 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7699 * config/m32c/prologue.md (epilogue_freit): New.
7701 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7702 (bank_switch_p): Likewise.
7703 (fast_interrupt_p): Likewise.
7704 (interrupt_p): Likewise.
7705 (m32c_conditional_register_usage): Round memregs size up.
7706 (need_to_save): We only need to save $a0 when we use ENTER.
7707 (interrupt_p): Check for fast_interrupt too.
7708 (bank_switch_p): New.
7709 (fast_interrupt_p): New.
7710 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7711 (m32c_emit_prolog): Support bank switching and fast interrupts.
7712 * doc/extend.texi (Function Attributes): Add bank_switch and
7715 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7717 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7718 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7720 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7722 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7723 (menu): Add IA-64/VMS Options.
7724 (IA-64/VMS Options): Likewise.
7726 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7729 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7731 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7733 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7734 (mips_pop_asm_switch): Likewise.
7735 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7737 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7738 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7739 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7740 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7741 instead of set_noreorder.
7742 (mips_output_function_prologue): Use the new functions.
7743 (mips_output_function_epilogue): Likewise.
7744 (mips_need_noat_wrapper_p): New function, split out from...
7745 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7746 Use mips_push_asm_switch and mips_pop_asm_switch.
7747 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7748 and mips_pop_asm_switch.
7749 (ASM_OUTPUT_REG_POP): Likewise.
7750 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7751 Use mips_pop_asm_switch.
7752 (mips_asm_switch): New structure.
7753 (set_noreorder, set_nomacro): Replace with...
7754 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7755 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7756 instead of set_nomacro.
7757 (fix_truncsfsi2_macro): Likewise.
7758 (cprestore): Likewise.
7759 (hazard): Use mips_noreorder instead of set_noreorder.
7760 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7762 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7764 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7765 from prev_active_insn.
7767 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7769 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7770 * config/avr/avr.c (avr_override_options): Initialize
7771 avr_current_arch variable.
7772 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7773 __AVR_HAVE_16BIT_SP__ according to the device type.
7774 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7776 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7777 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7779 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7782 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7783 generating inlined subroutine die only. We shouldn't be
7784 called for anything else.
7785 (gen_block_die): Don't generate inline subroutine debug info for
7788 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7790 * graphite-poly.c (print_pbb): Print PBB index.
7792 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7795 * graphite-interchange.c (ppl_max_for_le): Moved...
7796 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7797 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7798 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7799 * graphite-ppl.h (ppl_max_for_le): Declared.
7801 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7803 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7804 supported on all platforms.
7805 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7806 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7807 * c-pragma.c: Likewise.
7808 * target-def.h (TARGET_INITIALIZER): Remove
7809 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7810 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7812 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7814 * config/ia64/fde-vms.c: New file.
7815 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7816 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7817 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7818 (uw_frame_state_for): Only register a personality routine if it is
7819 known to be compatible with our expectations.
7820 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7821 Declare unw_table_entry stack variable and
7822 mod all calls to _Unwind_FindTableEntry to add arg.
7823 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7824 (_Unwind_FindTableEntry): Add arg to prototype.
7826 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7828 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7829 field 'signal_pfs_loc'.
7830 (uw_frame_state_for): Remove duplicate code dealing with leaf
7831 procedures without unwind info.
7832 If in the frame after unwinding through a signal handler, restore
7833 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7834 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7835 'pfs_loc' to the AR.PFS location in the signal context; instead
7836 set 'signal_pfs_loc'.
7837 Manually generate the unwind info for the AR.PFS register.
7838 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7839 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7840 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7841 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7842 instead set 'signal_pfs_loc'.
7843 Remove code preventing the AR.PFS register from being restored
7844 from the signal context.
7846 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7847 Tristan Gingold <gingold@adacore.com>
7849 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7850 * config/ia64/t-vms: New file.
7851 * config/ia64/vms64.h: New file.
7852 * config/ia64/vms.h: New file.
7853 * config/ia64/vms-crtinit.asm: New file.
7854 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7855 * config/ia64/vms-unwind.h: New file.
7857 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7859 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7862 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7865 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7867 * real.h (do_mpc_arg2): ... here.
7868 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7871 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7873 * final.c (add_debug_prefix_map): Don't use GC memory for
7874 old_prefix and new_prefix.
7876 2009-08-14 Richard Guenther <rguenther@suse.de>
7878 * ipa-prop.c (compute_complex_pass_through): If we cannot
7879 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7881 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7883 * c-lex.c (c_lex_with_flags): Increase size of local variable
7884 to avoid memory clobber.
7886 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7889 * config/i386/i386.c (ix86_fp_comparison_strategy):
7890 Only enable/disable sahf at function granularity.
7892 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7894 PR rtl-optimization/41064
7895 * reload1.c (reload_as_needed): Don't call extract_insn
7896 for known invalid replacements after calling
7897 validate_replace_rtx_group and verify_changes.
7899 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7902 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7903 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7904 ix86_expand_fp_vcond.
7905 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7906 Assert that operation is supported by ix86_expand_int_vcond.
7907 (vcondu<SSEMODE124C8:mode>): Ditto.
7909 2009-08-13 DJ Delorie <dj@redhat.com>
7911 * config/i386/djgpp-stdint.h: New.
7912 * config.gcc (djgpp): Use it.
7914 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7916 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7917 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7919 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7921 * tree-ssa-loop-prefetch.c
7922 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7923 for long-stride pruning.
7924 (compute_miss_rate): New function to compute the probability
7925 that two memory references access different cache lines.
7927 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7929 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7931 2009-08-13 Richard Guenther <rguenther@suse.de>
7934 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7935 use the constant pointer type.
7936 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7937 of CV qualifiers on the target pointer type.
7938 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7939 conversion check before restrict check.
7941 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7944 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7946 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7948 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7950 2009-08-12 Richard Guenther <rguenther@suse.de>
7952 PR tree-optimization/41011
7953 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7954 and reference constructing.
7956 2009-08-12 Xinliang David Li <davidxl@google.com>
7958 PR tree-optimization/41012
7959 * tree-flow.h : New external interface.
7960 * gimple-low.c (check_call_arg): Change to public function.
7961 Remove argument mismatch check in lowering.
7962 * tree-inline.h (tree_can_inline_p): Interface change.
7963 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7965 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7966 Call change to tree_can_inline_p function.
7967 (cgraph_decide_inlining_incrementally): Ditto.
7969 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7971 PR tree-optimization/41031
7972 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7973 on the partition variable rather than promote_mode on the source
7974 type. Assert that the partition variable's type has the same
7975 mode as the source value's.
7977 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7979 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7980 for for_return == 2.
7981 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7983 * calls.c (expand_call): Fix typo.
7984 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7986 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7988 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7989 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7990 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7991 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7993 2009-08-12 Andrew Haley <aph@redhat.com>
7995 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7997 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8000 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8002 2009-08-12 Richard Guenther <rguenther@suse.de>
8004 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8005 * gimplify.c (gimplify_modify_expr): Do not use
8006 lang_hooks.types_compatible_p.
8007 * tree-ssa.c (useless_type_conversion_p): For aggregates
8008 just return false if the canonical types differ.
8010 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8013 * sese.c (convert_for_phi_arg): New.
8014 (add_guard_exit_phis): Use convert_for_phi_arg.
8016 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8018 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8019 unknown subscript upper bounds.
8021 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8022 Pranav Garg <pranav.garg2107@gmail.com>
8024 * graphite-interchange.c (gather_access_strides): Removed.
8025 (ppl_max_for_le): New.
8026 (build_linearized_memory_access): New.
8027 (memory_stride_in_loop): New.
8028 (pbb_interchange_profitable_p): Reimplemented.
8029 * graphite-ppl.h (ppl_new_id_map): New.
8030 (ppl_interchange): New.
8032 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8034 * graphite-interchange.c (compute_subscript): Removed.
8035 (compute_array_size_cstr): Removed.
8036 (compute_array_size_poly): Removed.
8037 (compute_array_size): Removed.
8038 (gather_access_strides_poly): Removed.
8039 (gather_access_strides): Empty.
8041 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8043 * graphite-dependences.c (dependence_polyhedron_1): Replace
8044 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8045 (graphite_legal_transform_dr): Same.
8046 (graphite_carried_dependence_level_k): Same.
8047 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8048 Initialize PDR_NB_SUBSCRIPTS.
8049 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8051 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8052 (PDR_NB_SUBSCRIPTS): New.
8053 (pdr_nb_subscripts): Removed.
8054 (pdr_dim): Simplified.
8055 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8056 with PDR_NB_SUBSCRIPTS.
8058 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8060 * graphite-interchange.c (compute_array_size): Remove use of
8062 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8063 Do not initialize PDR_DATA_CONTAINER.
8064 (print_pdr): Do not print PDR_DATA_CONTAINER.
8065 * graphite-poly.h (struct poly_dr): Remove data_container field.
8066 (PDR_DATA_CONTAINER): Removed.
8067 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8069 (build_poly_dr): Same.
8071 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8072 Sebastian Pop <sebastian.pop@amd.com>
8074 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8075 copy of the dependence polyhedron. Free the temporary objects.
8076 (graphite_carried_dependence_level_k): Free unused objects before
8079 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8081 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8082 Early return without analyzing the data dependences if no
8083 transform has been done. Call restore_scattering if the transform
8085 (graphite-interchange.c): Same.
8086 * graphite-poly.c (print_scattering_function): Test for
8088 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8089 (apply_poly_transforms): Do not gcc_assert that
8090 the transform is legal.
8091 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8092 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8093 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8094 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8095 * graphite-poly.h (struct poly_scattering): New.
8096 (struct poly_bb): Add original, transformed, and saved fields.
8097 Remove transformed_scattering, original_scattering,
8098 nb_local_variables and nb_scattering_transform fields.
8099 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8100 (poly_scattering_new): New.
8101 (poly_scattering_free): New.
8102 (poly_scattering_copy): New.
8103 (store_scattering_pbb): New.
8104 (store_scattering): New.
8105 (restore_scattering_pbb): New.
8106 (restore_scattering): New.
8107 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8108 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8110 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8112 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8115 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8117 * Makefile.in (graphite.o): Depends on PREDICT_H.
8118 * graphite.c: Include predict.h.
8119 (graphite_finalize): Call tree_estimate_probability.
8120 * predict.c (predict_loops): Do not call scev_initialize and
8122 (tree_estimate_probability_bb): New.
8123 (tree_estimate_probability): Do not initialize loops: move that
8124 code to the driver. Call tree_estimate_probability_bb.
8125 (tree_estimate_probability_driver): New.
8126 (pass_profile): Use tree_estimate_probability_driver.
8127 * predict.h (tree_estimate_probability): Declared.
8129 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8131 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8132 * graphite-dependences.c (graphite_legal_transform): Add time to
8133 TV_GRAPHITE_DATA_DEPS.
8134 (dependency_between_pbbs_p): Same.
8135 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8137 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8139 PR rtl-optimization/41033
8140 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8141 aliasing is disabled.
8143 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8145 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8146 si_mask_operand, and_load_operand, low_bitmask_operand,
8147 and_reg_operand, and_operand): New predicates.
8148 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8149 * config/mips/mips.c (and_operands_ok): New function.
8150 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8151 * config/mips/mips.md (move_type): Add ext_ins and logical.
8152 (type): Handle them.
8153 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8154 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8155 shift_shift. Remove commutative constraint modifier.
8156 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8158 (*clear_upper32_dext): Remove define_insn_and_split.
8159 (*clear_upper32): Turn this define_insn_and_split ...
8160 (splitter for ANDing register with 0xffff_ffff): .. into this.
8162 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8164 * combine.c (try_widen_shift_mode): Factor out code to check if an
8165 integer constant is a low-order bitmask from here ...
8166 * rtlanal.c (low_bitmask_len): ... to here.
8167 * rtl.h (low_bitmask_len): Declare.
8169 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8172 * config/alpha/alpha.md (addsi3): Remove expander.
8173 (addsi3): Rename from *addsi3_internal insn pattern.
8174 (subsi3): Remove expander.
8175 (subsi3): Rename from *subsi3_internal insn pattern.
8177 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8179 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8182 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8183 Eric Botcazou <botcazou@adacore.com>
8184 Douglas B Rupp <rupp@gnat.com>
8186 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8187 that records that fit in 64 bits are returned by immediate value,
8188 as required by OpenVMS Calling Standard.
8189 (function_value): Adjust for above modification.
8190 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8191 virtual_incoming_args_rtx as base object, not next_arg.
8192 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8194 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8196 * reload.c (find_reloads_subreg_address): Check the original
8197 req_equiv_mem address to detect the case where an address is
8198 not valid in the outer mode.
8200 2009-08-11 Richard Guenther <rguenther@suse.de>
8203 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8205 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8207 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8208 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8210 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8211 Douglas B Rupp <rupp@gnat.com>
8213 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8214 PT_STACK when frame_pointer_needed on OpenVMS.
8215 (alpha_pv_save_size, alpha_using_fp): Remove.
8216 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8217 with proper processing for PT_NULL.
8218 (alpha_vms_initial_elimination_offset): New function. Support for
8219 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8220 (alpha_sa_size): Force procedure type to PT_STACK when
8221 frame_pointer_needed on OpenVMS.
8222 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8223 (alpha_using_fp): Likewise.
8224 (alpha_vms_can_eliminate): Add prototype.
8225 (alpha_vms_initial_elimination_offset): Likewise.
8226 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8227 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8229 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8230 Douglas B Rupp <rupp@gnat.com>
8232 * config/alpha/alpha.c (common_object_handler): New function.
8233 (vms_attribute_table): Declare a single attribute "common_object".
8234 (vms_output_aligned_decl_common): New global function.
8235 (SECTION_VMS_OVERLAY): Delete.
8236 (SECTION_VMS_GLOBAL): Likewise.
8237 (SECTION_VMS_INITIALIZE): Likewise.
8238 (vms_asm_named_section): Remove support for above flags.
8239 (vms_section_type_flags): Delete.
8240 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8241 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8242 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8243 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8245 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8248 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8249 (sub_ddmmss): Likewise.
8251 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8254 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8257 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8260 * reload1.c (reload_as_needed): Use cancel_changes to completely
8261 undo a failed replacement attempt.
8263 2009-08-10 Richard Guenther <rguenther@suse.de>
8266 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8267 (useless_type_conversion_p): ... here. Require pointer targets
8270 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8273 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8274 loose the original type of the statement list.
8276 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8278 * config/alpha/alpha.c: Include libfuncs.h
8279 (avms_asm_output_extern): New function.
8280 (alpha_init_libfuncs): Init some decc libfuncs.
8281 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8282 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8283 (DO_CRTL_NAMES): Define.
8285 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8286 (LONG_TYPE_SIZE): Define.
8287 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8288 (SUBTARGET_SWITCHES): Define malloc64 switch.
8289 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8290 (MASK_RETURN_ADDR): Define.
8291 doc/invoke.texi (mmalloc64): Document switch.
8293 2009-08-09 Olivier Hainque <hainque@adacore.com>
8294 Douglas B Rupp <rupp@gnat.com>
8296 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8297 uses_condition_handler.
8298 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8299 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8300 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8301 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8302 (code_for_builtin): New insn codes for the new alpha_builtins.
8303 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8304 (alpha_sa_size): Account for uses_condition_handler.
8305 (alpha_expand_prologue): Likewise.
8306 (alpha_start_function): Likewise.
8307 (alpha_expand_epilogue): Likewise.
8308 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8309 establish/revert expanders.
8310 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8311 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8312 New expander, resorting to the alpha.c associated function.
8313 (builtin_revert_vms_condition_handler): Likewise.
8314 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8315 __gcc_shell_handler, the static VMS condition handler used as
8316 an indirection wrapper to the current dynamically established
8318 * config/alpha/vms-unwind.h: Complete rewrite.
8319 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8320 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8322 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8323 Douglas B Rupp <rupp@gnat.com>
8325 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8326 (alpha_need_linkage): Handle aliases. Return function symbol.
8327 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8328 Use ultimate alias target for the linkage name.
8329 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8330 by alpha_need_linkage for the function symbol.
8331 (setmemdi): Likewise.
8333 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8335 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8336 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8337 (ASM_WEAKEN_LABEL): Define.
8338 (CRT_CALL_STATIC_FUNCTION): Define.
8339 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8340 (ENDFILE_SPEC): Define.
8341 (INIT_SECTION_ASM_OP): Define.
8342 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8343 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8345 (MULTILIB_OSDIRNAMES): Define.
8346 (shlib_version): Define.
8347 (SHLIB_EXT): Define.
8348 (SHLIB_OBJS): Define.
8349 (SHLIB_NAME): Define.
8350 (SHLIB_MULTILIB): Define.
8351 (SHLIB_INSTALL): Define.
8352 (SHLIB_SYMVEC): Define.
8353 (SHLIB_SYMVECX2): Define.
8354 (SHLIB_LINK): Define.
8356 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8358 * config/alpha/alpha.c (alpha_initialize_trampoline):
8359 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8360 (alpha_start_function): Emit transfer address on nested functions
8361 for VMS trampoline call.
8362 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8363 since no longer used.
8364 * config/alpha/vms-tramp.asm: Remove.
8365 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8366 since now only data initialized at runtime.
8368 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8370 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8371 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8372 (MD_EXEC_PREFIX): Remove, no longer used.
8373 (MD_STARTFILE_PREFIX): Likewise.
8374 (INCLUDE_DEFAULTS): Likewise.
8375 * config/alpha/t-vms:
8376 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8378 2009-08-09 Richard Guenther <rguenther@suse.de>
8380 PR tree-optimization/41016
8381 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8382 (operand_precision): Remove.
8383 (integral_operand_p): Likewise.
8384 (recognize_single_bit_test): Adjust.
8386 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8388 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8389 operation overflows. Likewise non-cast unary arithmetic.
8390 If one arm of a conditional expression is always taken,
8391 inhibit evaluation warnings for the other arm. Likewise inhibit
8392 evaluation warnings for the second && or || operand if the first
8393 operand is enough to determine the result.
8394 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8396 (build_binary_op): Prevent duplicate evaluation warnings.
8398 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8400 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8401 and destination have different modes, Use promote_mode to
8402 determine the signedness of the conversion. Assert that the
8403 promoted source mode matches the destination mode. Don't pass
8404 the destination and destination mode to expand_expr if the source
8405 mode is different. Simplify conversion logic.
8407 2009-08-09 Ira Rosen <irar@il.ibm.com>
8409 PR tree-optimization/41008
8410 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8411 from condition only in case it's a comparison. Adjust checks.
8413 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8415 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8416 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8417 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8418 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8419 (dump_cand): Handle them.
8420 (struct iv_cand): New members COST_STEP and AINC_USE.
8421 (stmt_after_increment): Likewise.
8422 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8423 callers changed. Use gimple_uid comparison instead of scanning.
8424 (add_candidate_1): When looking for identical candidates, take
8425 AINC_USE into account. Set it for new candidates.
8426 (force_expr_to_var_cost): Cast target_spill_cost to int.
8427 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8428 All callers changed. Check for availability of autoinc addressing
8429 modes, both in general for a given mode, and in the specific use case.
8430 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8432 (get_computation_cost): Likewise.
8433 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8434 add_autoinc_candidates): New static functions.
8435 (add_candidate): Call add_autoinc_candidates for candidates based on
8437 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8438 (determine_use_iv_cost_address): If we have an autoinc candidate at
8439 the matching use, verify autoinc is possible and subtract the cost
8440 of the candidate's step from the cost.
8441 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8442 member of the candidate.
8443 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8444 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8446 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8448 * config.build (ia64-hp-*vms*): New target.
8449 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8451 * config.gcc (ia64-hp-*vms*): New target.
8452 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8454 * config.host (ia64-hp-*vms*): New target.
8455 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8458 2009-08-08 Richard Guenther <rguenther@suse.de>
8460 PR tree-optimization/40991
8461 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8463 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8465 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8466 mode check. Do truncations in an integer mode.
8467 (force_to_mode): Handle subregs for all mode types. Only do
8468 arithmetic simplifications on integer modes.
8470 2009-08-07 Richard Guenther <rguenther@suse.de>
8472 PR tree-optimization/40999
8473 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8474 (maybe_fold_reference): Lookup constant initializers.
8475 (fold_gimple_assign): Likewise.
8477 2009-08-07 Richard Guenther <rguenther@suse.de>
8479 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8480 that require structural equality defer to the langhook.
8482 2009-08-07 Martin Jambor <mjambor@suse.cz>
8484 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8486 (struct ipa_pass_through_data): New type.
8487 (struct ipa_ancestor_jf_data): New type.
8488 (union jump_func_value): Removed field formal_id, added fields
8489 pass_through and ancestor.
8490 (struct ipa_param_call_note): Changed type of formal_id to int from
8492 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8493 operations jump functions and ancestor jump functions.
8494 (compute_complex_pass_through): New function.
8495 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8496 reflect changes in the jump function strucutre.
8497 (update_jump_functions_after_inlining): Ignore complex pass-through
8498 and ancestor jump functions.
8499 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8500 polynomial pass-through with operation jump functions.
8502 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8504 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8505 fde->dw_fde_begin as begin label instead of hot/cold label.
8506 Use LLSDAC label instead of LLSDA for second section lsda.
8507 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8508 label instead of LLSDA if it is true.
8509 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8511 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8512 SECTION argument. Use it as index into crtl->eh.call_site_record
8514 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8515 use it to determine how to print table entries instead of using
8516 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8517 label instead of normal begin label as base.
8518 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8519 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8520 ensure no EH range spans between sections and that landing pads
8521 are always in the corresponding section.
8522 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8523 for crtl->eh.call_site_record being an array rather than scalar.
8524 (output_one_function_exception_table): New function, copied
8525 from output_function_exception_table. Adjust
8526 dw2_size_of_call_site_table, dw2_output_call_site_table
8527 callers. For SECOND section use *C suffixed labels.
8528 (output_function_exception_table): Call
8529 output_one_function_exception_table and, when doing hot/cold
8530 partitioning, also another time for the second section.
8531 * opts.c: Include except.h.
8532 (decode_options): Allow -freorder-blocks-and-partition with
8533 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8534 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8535 * function.h (struct rtl_eh): Change call_site_record from
8536 scalar into array of 2 elements.
8538 2009-08-07 Martin Jambor <mjambor@suse.cz>
8540 * ipa-prop.c (count_formal_params_1): New function.
8541 (ipa_get_vector_of_formal_parms): New function.
8542 (get_vector_of_formal_parm_types): New function.
8543 (ipa_modify_formal_parameters): New function.
8544 (ipa_modify_call_arguments): New function.
8545 (index_in_adjustments_multiple_times_p): New function.
8546 (ipa_combine_adjustments): New function.
8547 (ipa_dump_param_adjustments): New function.
8548 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8549 (ipa_get_vector_of_formal_parms): Declare.
8550 (ipa_modify_formal_parameters): Declare.
8551 (ipa_modify_call_arguments): Declare.
8552 (ipa_combine_adjustments): Declare.
8553 (ipa_dump_param_adjustments): Declare.
8554 (build_ref_for_offset): Declare.
8555 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8556 * tree-sra.c: Include ipa-prop.c.
8557 (build_ref_for_offset): Make public.
8559 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8561 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8563 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8565 * gcc/doc/extend.texi (__builtin_extract_return_address)
8566 (__builtin_frob_return_address): Document.
8568 2009-08-06 Paul Brook <paul@codesourcery.com>
8570 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8571 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8572 implementation on ARMv6-M.
8574 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8576 * doc/extend.texi (pcs): Document new attribute for ARM.
8578 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8580 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8583 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8585 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8588 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8590 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8592 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8594 Merge ARM/hard_vfp_branch to trunk.
8596 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8598 * arm.c (libcall_eq): New function.
8599 (libcall_hash): New function.
8600 (add_libcall): New function.
8601 (arm_libcall_uses_aapcs_base): New function.
8602 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8603 libcalls using the base PCS.
8604 (arm_init_cumulative_args): Likewise.
8606 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8608 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8609 Use base ABI for conversion libfuncs between HFmode and SFmode.
8611 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8613 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8614 V4SImode as representatives of all 64-bit and 128-bit vector
8615 types. Allow vector types without vector modes.
8616 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8617 without vector modes like BLKmode.
8618 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8619 BLKmode. Avoid unsupported vector modes or TImode moves for
8621 (aapcs_vfp_allocate_return_reg): Likewise.
8622 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8623 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8625 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8627 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8628 (arm_get_pcs_model): Pass attribute arguments to
8629 arm_pcs_from_attribute.
8630 (arm_init_cumulative_args): Use base AAPCS for conversions from
8631 floating-point types to DImode.
8632 (arm_attribute_table): Add pcs attribute.
8633 (arm_handle_pcs_attribute): New.
8634 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8635 conversions from floating-point types to DImode, also declare them
8636 to use base AAPCS and declare functions they call to use base
8637 AAPCS and their RTABI names.
8639 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8641 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8642 -mfloat-abi=hard not being supported for VFP.
8644 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8646 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8647 SYMBOL_REF to hard_libcall_value.
8649 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8650 Richard Earnshaw <rearnsha@arm.com>
8652 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8653 has been put on the stack, all remaining co-processory arguments for
8654 that co-processor also go on the stack.
8656 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8658 * config/arm/arm.c (arm_return_in_memory): Handle returning
8659 vectors of suitable size in registers also for AAPCS case.
8661 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8663 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8665 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8667 ARM Hard-VFP calling convention
8668 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8669 * target.h (gcc_target): Add libcall_value to table of call hooks.
8670 * targhooks.h (default_libcall_value): Default implementation.
8671 * targhooks.c (default_libcall_value): Likewise.
8672 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8673 * optabs.c (expand_unop): Use it.
8674 * expr.h (hard_libcall_value): Pass the function RTX through.
8675 * calls.c (emit_library_call_value_1): Update call to
8677 * explow.c (hard_libcall_value): Use new target hook.
8678 * testsuite/lib/target-supports.exp
8679 (check_effective_target_arm_hard_vfp_ok): New hook.
8680 (check_effective_target_arm_neon_ok): Improve test for neon
8682 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8683 * config/arm/arm.c: Include cgraph.h
8684 (TARGET_FUNCTION_VALUE): Override default hook.
8685 (arm_pcs_default): New variable.
8686 (arm_override_options): Don't fault hard calling convention with VFP.
8687 Add support for AAPCS variants.
8688 (arm_function_value): Make static. Handle AAPCS variants.
8689 (arm_libcall_value): New function.
8690 (arm_apply_result_size): Handle VFP registers in results.
8691 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8693 (pcs_attribute_args): New variable.
8694 (arm_pcs_from_attribute): New function.
8695 (arm_get_pcs_model): New function.
8696 (aapcs_vfp_cum_init): New function.
8697 (aapcs_vfp_sub_candidate): New function.
8698 (aapcs_vfp_is_return_candidate): New function.
8699 (aapcs_vfp_is_call_candidate): New function.
8700 (aapcs_vfp_allocate): New function.
8701 (aapcs_vfp_allocate_return_reg): New function.
8702 (aapcs_vfp_advance): New function.
8703 (aapcs_cp_arg_layout): New variable.
8704 (aapcs_select_call_coproc): New function.
8705 (aapcs_select_return_coproc): New function.
8706 (aapcs_allocate_return_reg): New function.
8707 (aapcs_libcall_value): New function.
8708 (aapcs_layout_arg): New function.
8709 (arm_init_cumulative_args): Initialize AAPCS args data.
8710 (arm_function_arg): Handle AAPCS variants using new interface.
8711 (arm_arg_parital_bytes): Likewise.
8712 (arm_function_arg_advance): New function.
8713 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8714 calling conventions.
8715 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8716 * arm.h (NUM_VFP_ARG_REGS): Define.
8717 (LIBCALL_VALUE): Update.
8718 (FUNCTION_VALUE): Delete.
8719 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8720 (arm_pcs): New enum.
8721 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8722 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8723 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8724 * arm-protos.h (arm_function_arg_advance): Add.
8725 (aapcs_libcall_value): Add.
8726 (arm_function_value): Delete.
8728 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8729 H.J. Lu <hongjiu.lu@intel.com>
8732 * config/i386/i386.c (standard_sse_mode_p): Remove.
8733 (standard_sse_constant_p): Return 2 for integer mode
8734 vector_all_ones_operand when SSE2 is enabled.
8735 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8736 (ix86_expand_vector_move): Do not check for negative values from
8737 standard_sse_constant_p.
8739 2009-08-06 Richard Guenther <rguenther@suse.de>
8741 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8742 array type comparisons frontend independent.
8743 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8744 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8745 out array reference lower bound and element size operands.
8746 (ao_ref_init_from_vn_reference): Properly compute the offset
8747 for ARRAY_RANGE_REF.
8748 (vn_reference_fold_indirect): Fill out array reference lower
8749 bound and element size operands.
8750 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8751 a non gimple valued reference operand which can happen for
8752 array reference lower bound or element size.
8753 (create_component_ref_by_pieces_1): Properly generate the
8754 element size operand for array references.
8756 2009-08-06 Richard Guenther <rguenther@suse.de>
8758 PR tree-optimization/40964
8759 * tree.c (iterative_hash_host_wide_int): Export.
8760 * tree.h (iterative_hash_host_wide_int): Declare.
8761 * tree-ssa-structalias.c (heapvar_map): New struct.
8762 (heapvar_map_eq): New function.
8763 (heapvar_map_hash): Likewise.
8764 (heapvar_lookup): Adjust.
8765 (heapvar_insert): Likewise.
8766 (make_constraint_from_heapvar): Allow multiple heap variables
8767 per decl at different offsets.
8768 (init_alias_heapvars): Adjust.
8770 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8772 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8773 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8774 trailing sync if TARGET_SYNC_AFTER_SC.
8776 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8778 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8779 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8780 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8781 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8782 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8783 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8784 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8785 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8786 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8787 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8788 the prototype declaration match the definition.
8789 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8790 instructions explicitly. Add barrier_before and operands
8792 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8793 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8794 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8795 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8796 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8797 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8799 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8801 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8803 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8804 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8807 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8810 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8812 PR rtl-optimization/40924
8813 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8814 make sure canon_rtx (mem_address) isn't simpler than
8815 canon_rtx (expanded_mem_address).
8817 2009-08-05 Li Feng <nemokingdom@gmail.com>
8819 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8821 (build_scop_drs): Build alias set for each SCoP.
8823 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8825 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8826 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8827 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8828 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8829 (BASE_DRIVER_SELF_SPECS): Likewise.
8831 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8833 * tree-ssa-alias.c: Fix some comment typos.
8835 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8837 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8838 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8840 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8843 * simplify-rtx.c (simplify_binary_operation_1): Disable
8844 simplifications for decimal float operations.
8846 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8849 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8850 operand of INDIRECT_REF.
8852 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8854 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8855 constants referencing TLS symbols.
8857 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8859 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8860 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8862 2009-08-03 Richard Guenther <rguenther@suse.de>
8864 * tree.c (make_vector_type): Build a main variant first,
8865 get the canonical one and then build the variant.
8866 * tree-ssa.c (useless_type_conversion_p_1): Handle
8868 (useless_type_conversion_p): Conversions to pointers to
8869 incomplete record types are useless.
8871 2009-08-03 Richard Guenther <rguenther@suse.de>
8873 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8874 file will be created.
8875 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8876 * toplev.c (compile_file): Adjust comment.
8878 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8880 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8881 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8882 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8883 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8884 (sh_promote_function_mode): Fix typo.
8886 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8888 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8890 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8892 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8893 declaration arguments.
8895 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8897 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8898 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8899 (ix86_split_ashl): Ditto.
8900 (ix86_expand_vector_init_one_nonzero): Ditto.
8901 (ix86_expand_vector_set): Ditto.
8902 (ix86_expand_reduc_v4sf): Ditto.
8904 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8906 * explow.c (promote_function_mode): Remove assert.
8907 * config/sh/sh.c (sh_promote_function_mode): Declare.
8909 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8911 * config/pa/pa.c (pa_promote_function_mode): Declare.
8912 Change to static. Fix promote_mode call.
8914 * gthr-dce.h (CONST_CAST2): Define if not defined.
8915 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8917 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8919 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8921 * expr.c (store_constructor): Use promote_decl_mode. Remove
8922 now write-only variable unsignedp.
8923 (expand_expr_real_1): Use promote_decl_mode.
8924 * expr.h (promote_function_mode, promote_decl_mode): New.
8925 (promote_mode): Remove last argument.
8926 * function.c (assign_temp): Drop last argument of promote_mode.
8927 (assign_parm_find_data_types): Use promote_function_mode.
8928 (assign_parm_setup_reg): Likewise.
8929 (expand_function_end): Use promote_function_mode.
8930 * calls.c (initialize_argument_information): Use promote_function_mode.
8931 (precompute_arguments): Use promote_mode instead of checking if
8932 only PROMOTE_FUNCTION_MODE is defined.
8933 (expand_call): When making sibcall decisions, use promote_function_mode.
8934 Below, remove an if for targetm.calls.promote_function_return and
8935 and use promote_function_mode.
8936 (emit_library_call_value_1): Use promote_function_mode, fix bug
8937 where promote_mode was passed FOR_CALL == 0 for a return value in an
8939 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8940 * explow.c (promote_function_mode, promote_decl_mode): New.
8941 (promote_mode): Keep only the FOR_CALL == 0 case.
8942 * combine.c (setup_incoming_promotion): Remove test of
8943 promote_function_args. Use promote_function_mode.
8944 * stmt.c (expand_value_return): Use promote_decl_mode.
8945 (expand_decl): Use promote_decl_mode.
8947 * expr.c (store_constructor): Use promote_decl_mode. Remove
8948 now write-only variable unsignedp.
8949 (expand_expr_real_1): Use promote_decl_mode.
8950 * expr.h (promote_function_mode, promote_decl_mode): New.
8951 (promote_mode): Remove last argument.
8952 * function.c (assign_temp): Drop last argument of promote_mode.
8953 (assign_parm_find_data_types): Use promote_function_mode.
8954 (assign_parm_setup_reg): Likewise.
8955 (expand_function_end): Use promote_function_mode.
8956 * calls.c (initialize_argument_information): Use promote_function_mode.
8957 (precompute_arguments): Use promote_mode instead of checking if
8958 only PROMOTE_FUNCTION_MODE is defined.
8959 (expand_call): When making sibcall decisions, use promote_function_mode.
8960 Below, remove an if for targetm.calls.promote_function_return and
8961 and use promote_function_mode.
8962 (emit_library_call_value_1): Use promote_function_mode, fix bug
8963 where promote_mode was passed FOR_CALL == 0 for a return value in an
8965 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8966 * explow.c (promote_function_mode, promote_decl_mode): New.
8967 (promote_mode): Keep only the FOR_CALL == 0 case.
8968 * combine.c (setup_incoming_promotion): Remove test of
8969 promote_function_args. Use promote_function_mode.
8970 * stmt.c (expand_value_return): Use promote_decl_mode.
8971 (expand_decl): Use promote_decl_mode.
8973 * explow.c (promote_function_mode): Just call the target hook.
8974 * targhooks.c (default_promote_function_mode,
8975 default_promote_function_mode_always_promote): New.
8976 * targhooks.h (default_promote_function_mode,
8977 default_promote_function_mode_always_promote): Declare.
8978 * target.h (promote_function_args, promote_function_return): Remove.
8979 (promote_function_mode): New.
8980 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8981 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8982 (TARGET_PROMOTE_FUNCTION_MODE): New.
8983 (TARGET_CALLS): Adjust.
8984 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8985 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8987 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8988 * config/s390/s390.c (s390_promote_function_mode): ... here,
8989 with pointer handling.
8990 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8991 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8993 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8994 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8995 with pointer handling.
8996 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8997 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8999 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9000 * config/sh/sh.c (sh_promote_function_mode): New.
9001 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9002 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9004 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9005 * config/cris/cris.c (cris_promote_function_mode): ... here.
9006 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9007 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9009 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9010 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9011 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9012 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9014 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9015 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9016 complex type handling.
9017 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9018 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9020 * config/pa/pa.c (pa_promote_function_mode): New.
9021 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9022 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9024 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9025 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9026 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9027 * config/xtensa/xtensa.c: Likewise.
9028 * config/stormy16/stormy16.c: Likewise.
9029 * config/iq2000/iq2000.c: Likewise.
9030 * config/rs6000/rs6000.c: Likewise.
9031 * config/picochip/picochip.c: Likewise.
9032 * config/arc/arc.c: Likewise.
9033 * config/mcore/mcore.c: Likewise.
9034 * config/score/score.c: Likewise.
9035 * config/mips/mips.c: Likewise.
9036 * config/bfin/bfin.c: Likewise.
9037 * config/ia64/ia64.c: Likewise (disabled though).
9039 * config/frv/frv.h: Remove pointless remark.
9041 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9042 TARGET_PROMOTE_FUNCTION_ARGS,
9043 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9044 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9046 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9048 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9049 -floop-parallelize-all.
9050 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9051 flag_loop_parallelize_all.
9052 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9053 * graphite.c (graphite_transform_loops): Same.
9055 * graphite-poly.c (apply_poly_transforms): Same.
9057 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9059 PR tree-optimization/40914
9060 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9061 if set, then check the delta field of the PMF record.
9062 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9063 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9064 call is stored in the delta.
9066 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9068 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9070 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9072 * config/i386/bsd.h (ASM_BYTE): New define.
9073 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9074 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9075 .byte. Use fputs or putc instead of fprintf where appropriate.
9076 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9077 fputs or putc instead of fprintf where appropriate.
9078 * config/i386/i386elf.h: Ditto.
9079 * config/i386/sysv4.h: Ditto.
9081 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9082 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9083 (*tls_global_dynamic_64): Ditto.
9085 2009-07-31 Christian Bruel <christian.bruel@st.com>
9087 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9089 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9091 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9092 Remove dead code for MINUS.
9094 2009-07-31 Anthony Green <green@moxielogic.com>
9096 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9098 (moxie_expand_epilogue): Ditto for epilogue.
9099 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9101 (moxie_function_arg): Ditto.
9102 (moxie_pass_by_reference): Ditto.
9103 (moxie_arg_partial_bytes): Ditto.
9104 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9105 (FUNCTION_ARG_ADVANCE) Ditto.
9106 (REG_PARM_STACK_SPACE) Ditto.
9107 (FUNCTION_ARG_REGNO_P) Dito.
9109 * config.gcc: Add moxie linux config support.
9110 * gcc/config/moxie/uclinux.h: New file.
9112 2009-07-31 DJ Delorie <dj@redhat.com>
9114 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9115 (UNSPECV_SP_SWITCH_E): New.
9116 (sp_switch_1): Change to an unspec.
9117 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9119 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9120 reference the new stack's address
9122 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9124 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9125 graphite-clast-to-gimple.o, graphite-dependences.o,
9126 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9127 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9128 (graphite-blocking.o,
9129 graphite-clast-to-gimple.o, graphite-dependences.o,
9130 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9131 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9132 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9133 * cfgloop.h (struct loop): Add can_be_parallel field.
9134 * common.opt (fgraphite-identity): Moved up.
9135 (fgraphite-force-parallel): New flag.
9136 * graphite.c: Rewrite.
9137 * graphite.h: Rewrite.
9138 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9140 * toplev.c (graphite_out_file): New file descriptor.
9141 (graphite_in_file): New.
9142 (process_options): flag_graphite_force_parallel cannot be used without
9144 * tree-ssa-loop.c: Include toplev.h.
9145 (gate_graphite_transforms): Enable flag_graphite for
9146 flag_graphite_force_parallel.
9148 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9150 * ChangeLog.graphite: New.
9151 * graphite-blocking.c: New.
9152 * graphite-clast-to-gimple.c: New.
9153 * graphite-clast-to-gimple.h: New.
9154 * graphite-dependences.c: New.
9155 * graphite-dependences.h: New.
9156 * graphite-interchange.c: New.
9157 * graphite-poly.c: New.
9158 * graphite-poly.h: New.
9159 * graphite-ppl.c: New.
9160 * graphite-ppl.h: New.
9161 * graphite-scop-detection.c: New.
9162 * graphite-scop-detection.h: New.
9163 * graphite-sese-to-poly.c: New.
9164 * graphite-sese-to-poly.h: New.
9168 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9170 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9171 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9173 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9175 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9176 (scev_is_linear_expression): Return false if the evolution is not
9177 affine multivariate.
9179 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9181 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9182 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9184 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9186 * tree-data-ref.c (debug_data_references): New.
9187 (debug_data_reference): New.
9188 * tree-data-ref.h (debug_data_references): Declared.
9189 (debug_data_reference): Declared.
9191 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9193 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9194 * tree-data-ref.h (scop_p): Removed.
9195 (struct data_reference): Remove field scop.
9197 (stmt_simple_memref_p): Removed.
9199 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9201 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9202 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9205 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9207 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9209 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9211 * doc/invoke.texi (-fgraphite-identity): Documented.
9213 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9215 * tree-scalar-evolution.c: Fix comment.
9216 (instantiate_scev_1): Return unknow from scev instantiation if the
9217 result is not above instantiate_below.
9219 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9221 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9222 static anymore. Instantiate the symbols that may have been introduced
9224 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9227 2009-07-30 DJ Delorie <dj@redhat.com>
9229 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9230 .vliw directive to VLIW sections.
9232 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9234 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9236 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9237 (AUTOHEADER): New variable.
9238 ($(srcdir)/cstamp-h.in): Use it.
9240 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9241 Pat Haugen <pthaugen@us.ibm.com>
9242 Revital Eres <ERES@il.ibm.com>
9244 * config/rs6000/vector.md (VEC_F): Add VSX support.
9248 (vector_load_<mode>): Ditto.
9249 (vector_store_<mode>): Ditto.
9250 (vector GPR move split): Ditto.
9251 (vec_reload_and_plus_<mptrsize>): Ditto.
9252 (vec_reload_and_reg_<mptrsize>): Ditto.
9253 (add<mode>3): Ditto.
9254 (sub<mode>3): Ditto.
9255 (mul<mode>3): Ditto.
9256 (neg<mode>2): Ditto.
9257 (abs<mode>2): Ditto.
9258 (smin<mode>3): Ditto.
9259 (smax<mode>3): Ditto.
9260 (vector_eq<mode>): Ditto.
9261 (vector_gt<mode>): Ditto.
9262 (vector_ge<mode>): Ditto.
9263 (vector_gtu<mode>): Ditto.
9264 (vector_select_<mode>_uns): Ditto.
9265 (vector_eq_<mode>_p): Ditto.
9266 (vector_gt_<mode>_p): Ditto.
9267 (vector_ge_<mode>_p): Ditto.
9268 (vector_gtu_<mode>_p): Ditto.
9269 (cr6_test_for_zero): Ditto.
9270 (cr6_test_for_zero_reverse): Ditto.
9271 (cr6_test_for_lt): Ditto.
9272 (cr6_test_for_lt_reverse): Ditto.
9273 (xor<mode>3): Ditto.
9274 (ior<mode>3): Ditto.
9275 (and<mode>3): Ditto.
9276 (one_cmpl<mode>2): Ditto.
9277 (nor<mode>2): Ditto.
9278 (andc<mode>2): Ditto.
9279 (float<VEC_int<mode>2): Ditto.
9280 (unsigned_float<VEC_int><mode>2): Ditto.
9281 (fix_trunc<mode><VEC_int>2): Ditto.
9282 (fixuns_trunc<mode><VEC_int>2): Ditto.
9284 (vec_set<mode>): Ditto.
9285 (vec_extract<mode>): Ditto.
9286 (vec_interleave_highv4sf): Ditto.
9287 (vec_interleave_lowv4sf): Ditto.
9288 (vec_realign_load_<mode>): Ditto.
9289 (vec_shl_<mode>): Ditto.
9290 (vec_shr_<mode>): Ditto.
9291 (div<mode>3): New patterns for VSX.
9292 (vec_interleave_highv2df): Ditto.
9293 (vec_interleave_lowv2df): Ditto.
9294 (vec_pack_trunc_v2df): Ditto.
9295 (vec_pack_sfix_trunc_v2df): Ditto.
9296 (vec_pack_ufix_trunc_v2df): Ditto.
9297 (vec_unpacks_hi_v4sf): Ditto.
9298 (vec_unpacks_lo_v4sf): Ditto.
9299 (vec_unpacks_float_hi_v4si): Ditto.
9300 (vec_unpacks_float_lo_v4si): Ditto.
9301 (vec_unpacku_float_hi_v4si): Ditto.
9302 (vec_unpacku_float_lo_v4si): Ditto.
9303 (movmisalign<mode>): Ditto.
9304 (vector_ceil<mode>2): New patterns for vectorizing math library.
9305 (vector_floor<mode>2): Ditto.
9306 (vector_btrunc<mode>2): Ditto.
9307 (vector_copysign<mode>3): Ditto.
9309 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9310 predicate for setting the high bit in each word, used for copysign.
9312 * config/rs6000/ppc-asm.h (f19): Whitespace.
9313 (f32-f63): Define if VSX.
9314 (v0-v31): Define if Altivec.
9315 (vs0-vs63): Define if VSX.
9317 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9319 * config/rs6000/power7.md: New file, provide tuning parameters for
9322 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9323 (rs6000_cpu_cpp_builtins): Ditto.
9324 (altivec_overloaded_builtins): Ditto.
9325 (altivec_resolve_overloaded_builtin): Ditto.
9327 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9328 debug switch to disable vectorizing simple math builtin
9331 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9332 Vectorize simple math builtin functions.
9333 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9334 hook to vectorize math builtins.
9335 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9336 (rs6000_builtin_conversion): Add VSX/power7 support.
9337 (rs6000_builtin_vec_perm): Ditto.
9338 (vsplits_constant): Add support for loading up a vector constant
9339 with just the high bit set in each part.
9340 (rs6000_expand_vector_init): Add VSX/power7 support.
9341 (rs6000_expand_vector_set): Ditto.
9342 (rs6000_expand_vector_extract): Ditto.
9343 (rs6000_emit_move): Ditto.
9344 (bdesc_3arg): Ditto.
9345 (bdesc_2arg): Ditto.
9346 (bdesc_1arg): Ditto.
9347 (rs6000_expand_ternop_builtin): Ditto.
9348 (altivec_expand_builtin): Ditto.
9349 (rs6000_expand_unop_builtin): Ditto.
9350 (rs6000_init_builtins): Ditto.
9351 (altivec_init_builtins): Ditto.
9352 (builtin_function_type): Ditto.
9353 (rs6000_common_init_builtins): Ditto.
9354 (rs6000_handle_altivec_attribute); Ditto.
9355 (rs6000_mangle_type): Ditto.
9356 (rs6000_vector_mode_supported_p): Ditto.
9357 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9360 * config/rs6000/vsx.md: New file for VSX support.
9362 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9363 identifing values with just the most significant bit set.
9364 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9365 vectorized builtins.
9367 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9368 (UNSPEC_VRFIM): Delete.
9369 (splitter for loading up vector with most significant bit): New
9370 splitter for vectorizing copysign.
9371 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9372 vectorizing simple math functions.
9373 (altivec_vrfip): Add support for vectorizing simple math functions.
9374 (altivec_vrfim): Ditto.
9375 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9377 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9378 (power7.md, vsx.md): Include for power7 support.
9379 (copysigndf3): Use VSX instructions if -mvsx.
9380 (negdf2_fpr): Ditto.
9381 (absdf2_fpr): Ditto.
9382 (nabsdf2_fpr): Ditto.
9383 (adddf3_fpr): Ditto.
9384 (subdf3_fpr): Ditto.
9385 (muldf3_fpr): Ditto.
9386 (divdf3_fpr): Ditto.
9387 (fix_truncdfdi2_fpr): Ditto.
9388 (cmpdf_internal1): Ditto.
9389 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9390 (btruncdf2, btruncdf2_fpr): Ditto.
9391 (ceildf2, ceildf2_fpr): Ditto.
9392 (floordf2, floordf2_fpr): Ditto.
9393 (floatdidf2, floatdidf2_fpr): Ditto.
9394 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9395 (fmsubdf4_fpr): Ditto.
9396 (fnmadddf4_fpr_1): Ditto.
9397 (fnmadddf4_fpr_2): Ditto.
9398 (fnmsubdf4_fpr_1): Ditto.
9399 (fnmsubdf4_fpr_2): Ditto.
9400 (fixuns_truncdfdi2): Add expander for VSX support.
9401 (fix_truncdfdi2): Ditto.
9402 (fix_truncdfsi2): Ditto.
9404 (btruncsf2): Whitespace.
9405 (movdf_hardfloat32): Add support for VSX registers.
9406 (movdf_softfloat32): Ditto.
9407 (movdf_hardfloat64): Ditto.
9408 (movdf_hardfloat64_mfpgpr): Ditto.
9409 (movdf_softfloat64): Ditto.
9410 (movti splitters): Add check for vector registers supporting
9411 TImode in the future.
9412 (bpermd): Add power7 bpermd instruction.
9414 * config/rs6000/altivec.h (vec_div): Define if VSX.
9418 (vec_nearbyint): Ditto.
9421 (all predicates): Use the generic builtin function, and not the V4SF
9422 specific function so that the predicates will work with VSX's V2DF.
9426 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9427 Document new VSX functions and types.
9429 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9432 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9433 "wa", and "j" constraints. Modify "v" to talk about Altivec
9434 instead of just vector.
9436 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9439 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9440 location for phi arguments.
9441 (rewrite_update_phi_arguments): Find locations for reaching defs.
9442 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9443 Add location to add_phi_arg calls.
9444 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9445 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9446 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9447 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9448 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9449 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9450 * tree-phinodes.c (make_phi_node): Initialize location.
9451 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9452 (add_phi_arg): Add location parameter.
9453 (remove_phi_arg_num): Move location when moving phi argument.
9454 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9456 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9457 slpeel_update_phi_nodes_for_guard1,
9458 slpeel_update_phi_nodes_for_guard2,
9459 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9460 vect_loop_versioning): Set locations.
9461 * tree-parloops.c (create_phi_for_local_result,
9462 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9463 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9464 * tree-vect-loop.c (get_initial_def_for_induction,
9465 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9467 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9468 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9469 (gimple_phi_arg_set_location): New. Set locus.
9470 (gimple_phi_arg_has_location): New. Check for locus.
9471 (redirect_edge_var_map_location): New. Return locus from var_map.
9472 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9473 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9474 combining PHI arguments.
9475 (cond_store_replacement): Set location.
9476 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9477 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9478 scop_add_exit_phis_edge): Add locations.
9479 * tree-cfgcleanup.c (remove_forwarder_block,
9480 remove_forwarder_block_with_phi): Add locations.
9481 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9482 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9484 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9485 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9486 flush_pending_stmts): Add source location.
9487 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9488 stack to preserve locations.
9489 * tree-vect-stmts.c (vectorizable_load): Add location.
9490 * tree-inline.c (copy_phis_for_bb): Copy locus.
9491 (setup_one_parameter): Add call locus to inlined parameter stmts.
9492 (initialize_inlined_parameters): Pass in call location as parameter
9494 (tree_function_versioning): Pass location to setup_one_parameter.
9495 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9496 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9497 copy and edge lists.
9498 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9499 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9500 locus parameter and override the stmt default if provided.
9501 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9502 elim_graph_add_edge, elim_graph_remove_succ_edge,
9503 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9504 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9505 eliminate_phi): Add locus info in elimination graph for each edge and
9507 (insert_backedge_copies): Copy locus if present.
9508 * tree-flow.h (struct _edge_var_map): Add locus field.
9509 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9510 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9511 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9513 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9515 2009-07-30 Martin Jambor <mjambor@suse.cz>
9517 PR tree-optimization/40570
9518 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9521 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9523 * ssa-loop-manip.c: Include langhooks.h.
9524 (rewrite_phi_with_iv): New.
9525 (rewrite_all_phi_nodes_with_iv): New.
9526 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9527 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9528 * tree-parloops.c (loop_parallel_p): Move out all conditions
9529 except dependency check.
9530 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9531 (gen_parallel_loop): Call canonicalize_loop_ivs without
9532 reduction_list argument.
9533 (build_new_reduction): New.
9534 (gather_scalar_reductions): New.
9535 (try_get_loop_niter): New.
9536 (try_create_reduction_list): New.
9537 (parallleize_loops): Change the parallel conditions check.
9538 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9539 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9541 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9543 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9545 * doc/options.texi (Option properties): Mention new quoting syntax.
9547 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9549 * config/alpha/alpha.c (alpha_start_function):
9550 Handle VMS_DEBUG_MAIN_POINTER
9551 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9552 * doc/invoke.texi: Document -mdebug-main switch.
9554 2009-07-29 Richard Henderson <rth@redhat.com>
9556 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9557 (cgraph_create_edge_including_clones): Likewise.
9558 * tree-inline.c (copy_bb): Operate on the correct edges
9559 when updating the callgraph.
9561 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9563 * config/alpha/vms-cc.c: Deleted.
9564 * config/alpha/vms-ld.c: Deleted.
9565 * config/alpha/t-vms64: Moved to config/vms
9566 * config/alpha/vms-crt0-64.c: Moved to config/vms
9567 * config/alpha/vms-crt0.c: Moved to config/vms
9568 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9569 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9570 * config/alpha/xm-vms.h: Moved to config/vms
9571 * config/alpha/x-vms: Moved to config/vms
9572 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9574 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9575 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9577 * config/vms/t-vms64: Moved here from config/alpha
9578 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9579 (argc,argv,envp): Enforce 32bit malloc'ing.
9580 * config/vms/vms-psxcrt0-64.c: Likewise.
9581 * config/vms/vms-crt0.c: Moved here from config/alpha.
9582 * config/vms/vms-psxcrt0.c: Likewise.
9583 * config/vms/vms-crtl-64.h: New file.
9584 * config/vms/vms-crtl.h: New file.
9585 * config/vms/vms.opt: New file.
9586 * config/vms/xm-vms64.h: New file.
9587 * config/vms/xm-vms.h: Moved here from config/alpha.
9588 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9590 * config/vms/x-vms: Moved here from config/alpha.
9591 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9592 (vms-ld.o, vms-cc.o): Removed.
9593 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9595 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9597 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9598 correct stack (obvious VMS fix).
9600 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9602 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9603 date, version info if VMS_DEBUGGING_INFO defined.
9604 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9605 size, date calculating code moved here.
9607 2009-07-29 Paul Brook <paul@codesourcery.com>
9609 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9612 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9615 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9616 to DImode when generating insq_le insn.
9618 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9620 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9621 New macro set for VMS_DEBUGGGING_INFO.
9622 (AT_string_form): Use it.
9624 2009-07-28 DJ Delorie <dj@redhat.com>
9626 * config/mep/mep.c (vtext_section): New.
9627 (vftext_section): New.
9628 (ftext_section): New.
9629 (mep_select_section): Add support for functions.
9630 (mep_unique_section): Likewise.
9631 (mep_asm_init_sections): Likewise.
9632 (mep_encode_section_info): Remove it from here.
9634 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9636 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9638 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9639 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9641 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9643 * dwarf2out.c (output_file_names): Test new macro
9644 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9645 (add_comp_dir_attribute): Likewise.
9647 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9649 * config/i386/mingw-w64.h (LINK_SPEC): Add
9650 separating space between commands.
9652 2009-07-28 Jan Hubicka <jh@suse.cz>
9654 PR tree-optimization/40759
9655 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9658 2009-07-27 DJ Delorie <dj@redhat.com>
9660 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9661 types are dword-aligned.
9662 (mep_expand_va_start): Likewise.
9664 2009-07-27 Olivier Hainque <hainque@adacore.com>
9665 Douglas B Rupp <rupp@gnat.com>
9667 * convert.c (convert_to_pointer): Don't assume the target
9668 pointer type is POINTER_SIZE long. Fetch its precision instead.
9670 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9672 * system.h (fopen): Undefine if macro.
9674 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9676 * dwarf2out.c (output_cfi_p): Removed.
9677 (output_cfis): New function.
9678 (output_fde): New function, split from output_call_frame_info.
9679 (output_call_frame_info): Use it.
9680 (dwarf2out_switch_text_section): Use output_cfis.
9682 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9684 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9685 TARGET_BI_ARCH is specified without enabling SJLJ.
9686 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9687 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9689 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9691 * arm.md (negdi2): Use DImode if forcing a value into a register.
9693 2009-07-26 Ira Rosen <irar@il.ibm.com>
9695 PR tree-optimization/40801
9696 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9697 of vector operand from the previous copy of vector statement.
9698 Pass the correct definition type value to
9699 vect_get_vec_def_for_stmt_copy().
9701 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9703 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9704 const char ** conversion.
9706 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9708 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9709 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9710 (gcc_unreachable): Invoke __builtin_unreachable() if
9711 !ENABLE_ASSERT_CHECKING.
9713 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9715 PR rtl-optimization/40445
9716 * emit-rtl.c (next_nonnote_insn_bb): New function.
9717 * rtl.h (next_nonnote_insn_bb): Declare new function.
9718 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9719 with no successors that is the successor of the ENTRY_BLOCK.
9720 Continue from the top after removing an empty fallthrough block.
9721 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9722 of next_nonnote_insn.
9724 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9726 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9728 2009-07-25 Martin Jambor <mjambor@suse.cz>
9730 * c-common.c (c_common_attribute_table): New element for noclone.
9731 (handle_noclone_attribute): New function. Forward-declare.
9732 * tree-inline.c (tree_versionable_function_p): Check for noclone
9734 * doc/extend.texi (Labels as Values): Document need for noclone.
9735 (Function Attributes): Document noclone attribute.
9737 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9739 PR rtl-optimization/34999
9740 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9741 and dw_fde_switched_cold_to_hot fields.
9742 (output_cfi_p): New function.
9743 (output_call_frame_info): If fde->dw_fde_switched_sections,
9744 output 2 FDEs instead of one with corrupted header.
9745 (dwarf2out_do_cfi_startproc): New function.
9746 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9747 and fde->dw_fde_switched_cold_to_hot.
9748 (dwarf2out_switch_text_section): Compute
9749 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9750 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9751 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9752 Otherwise, compute fde->dw_fde_switch_cfi.
9754 2009-07-24 Cary Coutant <ccoutant@google.com>
9756 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9758 2009-07-24 Cary Coutant <ccoutant@google.com>
9760 * cfghooks.c (split_block): Copy discriminator to new block.
9761 * tree-cfg.c (assign_discriminator): Check location of last
9762 instruction in block as well as first.
9764 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9766 * config/i386/linux.c: Use fputs or putc instead of fprintf
9768 * config/i386/gas.h: Ditto.
9769 * config/i386/x86-64.h: Ditto.
9770 * config/i386/att.h: Ditto.
9772 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9774 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9777 2009-07-24 Martin Jambor <mjambor@suse.cz>
9779 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9780 (ipa_push_func_to_list_1): Declare.
9781 (ipa_push_func_to_list): New function.
9783 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9784 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9785 (ipa_push_func_to_list): Removed.
9786 (ipa_pop_func_from_list): Clear node_enqueued flag.
9788 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9790 * config/s390/s390.c (override_options): Default
9791 max-unrolled-insns to 100 for z10 tuning.
9793 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9795 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9796 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9797 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9798 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9799 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9800 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9801 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9803 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9805 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9806 use default set in mingw32.h header.
9807 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9808 64-bit /mingw/include path.
9809 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9812 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9814 PR rtl-optimization/40209
9815 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9817 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9819 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9820 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9821 with the rest of string where appropriate. Use fputs or putc
9822 instead of fprintf where appropriate.
9824 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9825 Pat Haugen <pthaugen@us.ibm.com>
9826 Revital Eres <ERES@il.ibm.com>
9828 * config/rs6000/vector.md: New file. Move most of the vector
9829 expander support here from altivec.md to allow for the VSX vector
9830 unit in the future. Add support for secondary_reload patterns.
9831 Rewrite the patterns for vector comparison, and vector comparison
9832 predicate instructions so that the RTL expresses the desired
9833 behavior, instead of using unspec.
9835 * config/rs6000/constraints.md ("f" constraint): Use
9836 rs6000_constraints to hold the precalculated register class.
9837 ("d" constraint): Ditto.
9838 ("wd" constraint): New constraint for VSX.
9839 ("wf" constraint): Ditto.
9840 ("ws" constraint): Ditto.
9841 ("wa" constraint): Ditto.
9842 ("wZ" constraint): Ditto.
9843 ("j" constraint): Ditto.
9845 * config/rs6000/predicates.md (vsx_register_operand): New
9847 (vfloat_operand): New predicate for vector.md.
9848 (vint_operand): Ditto.
9849 (vlogical_operand): Ditto.
9850 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9851 (easy_vector_constant): Add VSX support.
9852 (altivec_indexed_or_indirect_operand): New predicate for
9853 recognizing Altivec style memory references with AND -16.
9855 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9856 for vector secondary reload support.
9857 (rs6000_vector_reg_class): Delete, replacing it with
9859 (rs6000_vsx_reg_class): Ditto.
9860 (rs6000_constraints): New array to hold the register classes of
9861 each of the register constraints that can vary at runtime.
9862 (builtin_mode_to_type): New static array for builtin function type
9864 (builtin_hash_table): New static hash table for builtin function
9866 (TARGET_SECONDARY_RELOAD): Define target hook.
9867 (TARGET_IRA_COVER_CLASSES): Ditto.
9868 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9869 registers are 128 bits if VSX memory reference instructions are used.
9870 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9872 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9873 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9874 Print several of the scheduling related parameters.
9875 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9876 rs6000_constraints instead of rs6000_vector_reg_class. Move
9877 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9878 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9879 Altivec. Add VSX support. Setup for secondary reload support on
9880 Altivec/VSX registers.
9881 (rs6000_override_options): Make power7 set the scheduling groups
9882 like the power5. Add support for new debug switches to override
9883 the scheduling defaults. Temporarily disable -mcpu=power7 from
9884 setting -mvsx. Add support for debug switches -malways-hint,
9885 -msched-groups, and -malign-branch-targets.
9886 (rs6000_buitlin_conversion): Add support for returning unsigned
9887 vector conversion functions to fix regressions due to stricter
9889 (rs6000_builtin_mul_widen_even): Ditto.
9890 (rs6000_builtin_mul_widen_odd): Ditto.
9891 (rs6000_builtin_vec_perm): Ditto.
9892 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9893 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9895 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9897 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9898 VSX types for bit operations. Changes to accomidate vector.md.
9899 (bdesc_2arg): Ditto.
9900 (bdesc_1arg): Ditto.
9901 (struct builtin_description_predicates): Rewrite predicate
9902 handling so that RTL describes the operation, instead of passing
9903 the instruction to be used as a string argument.
9904 (bdesc_altivec_preds): Ditto.
9905 (altivec_expand_predicate_builtin): Ditto.
9906 (altivec_expand_builtin): Ditto.
9907 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9908 statement for vsldoi support.
9909 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9910 (altivec_expand_st_builtin): Ditto.
9911 (paired_expand_builtin): Whitespace changes.
9912 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9913 builtin_mode_to_type table for secondary reload. Call
9914 builtin_function_type to build random builtin functions.
9915 (altivec_init_builtins): Change to use builtin_function_type to
9916 create builtin function types dynamically as we need them.
9917 (builtin_hash_function): New support for hashing the tree types
9918 for builtin function as we need it, rather than trying to build
9919 all of the trees that we need. Add initial preliminary VSX support.
9920 (builtin_function_type): Ditto.
9921 (builtin_function_eq): Ditto.
9922 (builtin_hash_struct): Ditto.
9923 (rs6000_init_builtins): Ditto.
9924 (rs6000_common_init_builtins): Ditto.
9925 (altivec_init_builtins): Ditto.
9926 (rs6000_common_init_builtins): Ditto.
9927 (enum reload_reg_type): New enum for simplifing reg classes.
9928 (rs6000_reload_register_type): Simplify register classes into GPR,
9929 Vector, and other registers. Altivec and VSX addresses in reload.
9930 (rs6000_secondary_reload_inner): Ditto.
9931 (rs6000_ira_cover_classes): New target hook, that returns the
9932 appropriate cover classes, based on -mvsx being used or not.
9933 (rs6000_secondary_reload_class): Add VSX support.
9934 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9935 (get_vsel_insn): Ditto.
9936 (rs6000_emit_vector_compare): Rewrite vector conditional support
9937 so that where we can, we use RTL operators, instead of blindly use
9939 (rs6000_emit_vector_select): Ditto.
9940 (rs6000_emit_vector_cond_expr): Ditto.
9941 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9942 (create_TOC_reference): Add -mdebug=addr support.
9943 (emit_frame_save): VSX loads/stores need register indexed addressing.
9945 * config/rs6000/rs6000.md: Include vector.md.
9947 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9949 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9950 support for V2DI, V2DF in logical, permute, select operations.
9952 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9953 switch for vsx/power7.
9954 (-mvsx-scalar-memory): Ditto.
9955 (-mvsx-align-128): Ditto.
9956 (-mallow-movmisalign): Ditto.
9957 (-mallow-df-permute): Ditto.
9958 (-msched-groups): Ditto.
9959 (-malways-hint): Ditto.
9960 (-malign-branch-targets): Ditto.
9962 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9964 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9965 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9966 (rs6000_vector_reg_class): Delete.
9967 (rs6000_vsx_reg_class): Ditto.
9968 (enum rs6000_reg_class_enum): New enum for the constraints that
9969 vary based on target switches.
9970 (rs6000_constraints): New array to hold the register class for all
9971 of the register constraints that vary based on the switches used.
9972 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9973 (enum rs6000_builtins): Add unsigned varients for the builtin
9974 declarations returned by target hooks for expanding multiplies,
9975 select, and permute operations. Add VSX builtins.
9976 (enum rs6000_builtin_type_index): Add entries for VSX.
9977 (V2DI_type_node): Ditto.
9978 (V2DF_type_node): Ditto.
9979 (unsigned_V2DI_type_node): Ditto.
9980 (bool_long_type_node): Ditto.
9981 (intDI_type_internal_node): Ditto.
9982 (uintDI_type_internal_node): Ditto.
9983 (double_type_internal_node): Ditto.
9985 * config/rs6000/altivec.md (whole file): Move all expanders to
9986 vector.md from altivec.md. Rename insn matching functions to be
9988 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9989 (altivec_vcmp*): Ditto.
9990 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9991 (VM): New iterator for moves that includes the VSX types.
9992 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9993 (altivec_vperm_<mode>_uns): New, for unsigned types.
9994 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9995 (altivec_eq<mode>): Ditto.
9996 (altivec_gt<mode>): Ditto.
9997 (altivec_gtu<mode>): Ditto.
9998 (altivec_eqv4sf): Ditto.
9999 (altivec_gev4sf): Ditto.
10000 (altivec_gtv4sf): Ditto.
10001 (altivec_vcmpbfp_p): Ditto.
10003 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10005 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10008 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10011 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10012 ASM_SHORT instead of .word.
10013 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10014 instead of .word in asm template.
10016 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10019 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10020 (process_bb_node_lives): Use it.
10022 * ira.c (setup_cover_and_important_classes): Don't setup
10023 ira_important_class_nums. Add cover classes to the end of
10025 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10027 (find_reg_class_closure): Use reorder_important_classes.
10029 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10031 * config/i386/i386.c (i386_ira_cover_classes): New function.
10032 (TARGET_IRA_COVER_CLASSES): Redefine.
10034 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10035 importance of order of cover classes in the array.
10037 2009-07-22 Diego Novillo <dnovillo@google.com>
10039 * tree-pass.h (TDF_EH): Define.
10040 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10041 contains TDF_EH, print the EH region number holding GS.
10042 * tree-dump.c (dump_options): Add "eh".
10043 * doc/invoke.texi: Document it.
10045 2009-07-22 Doug Kwan <dougkwan@google.com>
10047 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10049 2009-07-22 Michael Matz <matz@suse.de>
10051 PR tree-optimization/35229
10052 PR tree-optimization/39300
10054 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10055 (inhibit_phi_insertion): New function.
10056 (insert_into_preds_of_block): Call it for REFERENCEs.
10057 (init_pre): Initialize and finalize scalar evolutions.
10058 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10060 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10062 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10063 Use CONST_VECTOR_NUNITS to determine number of elements.
10065 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10067 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10068 (U, W): Constraints are now deprecated and will be removed if we
10069 run out of letters.
10070 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10072 ("prefetch"): Add the stcmh instruction for prefetching.
10073 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10075 (s390_short_displacement): Return always true if compiling for
10076 machines not providing the long displacement facility.
10077 (s390_mem_constraint): Support the new constraint letter Z.
10078 (s390_check_qrst_address): New function.
10080 2009-07-21 DJ Delorie <dj@redhat.com>
10082 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10085 2009-07-21 Jason Merrill <jason@redhat.com>
10087 * c-common.c (max_tinst_depth): Increase default to 1024.
10089 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10091 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10092 (vec_unpacku_float_lo_v4si): Ditto.
10094 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10097 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10098 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10099 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10100 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10102 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10104 PR tree-optimization/40813
10105 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10108 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10110 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10111 with a NOP_EXPR if needed.
10113 2009-07-21 Paul Brook <paul@codesourcery.com>
10115 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10116 Terminate debug dump with newline.
10118 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10120 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10121 Cast "1" to unsigned HOST_WIDE_INT.
10122 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10123 deposit length to the maximum length - lsb. Extend length if
10124 HOST_BITS_PER_WIDE_INT is 32.
10126 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10128 * cgraph.h (constant_pool_htab): New function.
10129 (constant_descriptor_tree): Move from varasm.c.
10130 * varasm.c (constant_pool_htab): New function.
10131 (constant_descriptor_tree): Move to cgraph.h.
10133 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10135 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10137 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10139 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10142 2009-07-20 Xinliang David Li <davidxl@google.com>
10144 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10146 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10148 * config/mips/mips.md (move_type): Add arith.
10149 (type): Handle arith.
10150 (zero_extendsidi2): Rename this into ...
10151 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10152 (zero_extendsidi2): New expander.
10153 (*zero_extendsidi2_dext): New pattern.
10155 2009-07-20 Nick Clifton <nickc@redhat.com>
10157 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10158 to set MIPS_ABI_DEFAULT.
10159 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10161 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10163 * tree-object-size.c (addr_object_size): Handle unions with
10164 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10166 PR tree-optimization/40792
10167 * tree.c (build_function_type_skip_args): Remove bogus assert.
10169 2009-07-20 Jan Hubicka <jh@suse.cz>
10170 Martin Jambor <mjambor@suse.cz>
10172 * cgraph.h (combined_args_to_skip): New field.
10173 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10174 combined_args_to_skip and args_to_skip.
10175 * tree-inline.c (update_clone_info): New function.
10176 (tree_function_versioning): Call update_clone_info.
10177 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10179 (cgraph_materialize_all_clones): More extensive dumping, working
10180 with combined_args_to_skip rather than args_to_skip.
10182 2009-07-20 Ira Rosen <irar@il.ibm.com>
10184 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10185 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10186 (get_initial_def_for_reduction): Likewise.
10187 (vectorizable_reduction): Skip the check of first operand in case
10188 of COND_EXPR. Add check that it is outer loop vectorization if
10189 nested cycle was detected. Call vectorizable_condition() for
10190 COND_EXPR. If reduction epilogue cannot be created do not fail for
10191 nested cycles (if it is not double reduction). Assert that there
10192 is only one type in the loop in case of COND_EXPR. Call
10193 vectorizable_condition() to vectorize COND_EXPR.
10194 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10195 Add parameters. Allow nested cycles if called from
10196 vectorizable_reduction(). Use reduction vector variable if provided.
10197 (vect_analyze_stmt): Call vectorizable_reduction() before
10198 vectorizable_condition().
10199 (vect_transform_stmt): Update call to vectorizable_condition().
10201 2009-07-20 Christian Bruel <christian.bruel@st.com>
10203 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10204 * doc/invoke.texi (-mfmovd): Likewise.
10205 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10207 2009-07-20 Jan Hubicka <jh@suse.cz>
10209 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10210 when handling SSA name.
10212 2009-07-19 Jan Hubicka <jh@suse.cz>
10214 PR tree-optimization/40676
10215 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10216 virtual PHIs in empty BBs.
10218 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10220 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10221 re-expanded the compound use gen_lowpart instead to convert to the
10224 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10226 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10227 OUTER_CONST arguments.
10228 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10229 the new wider mode will be masked off.
10230 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10232 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10234 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10235 high-order bits are zero.
10237 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10239 * combine.c (simplify_shift_const_1): Split code to determine
10240 shift_mode into ...
10241 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10242 new bits shifted in are identical to the old sign bit.
10244 2009-07-18 Richard Guenther <rguenther@suse.de>
10247 * gimplify.c (gimplify_call_expr): Reject code using results from
10248 functions returning void.
10250 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10252 * doc/md.texi: Document the new PowerPC "es" constraint.
10253 Document that "m" can include automodified addresses on this target,
10254 and explain how %U must be used. Extend the "Q" and "Z" documentation
10255 to suggest "es" as well as "m".
10256 * config/rs6000/constraints.md (es): New memory constraint.
10257 (Q, Z): Update strings to match new documentation.
10259 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10261 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10262 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10263 * config/rs6000/predicates.md (volatile_mem_operand): Use
10264 offsettable_nonstrict_memref_p.
10265 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10266 (*floatunssidf2_internal): Likewise.
10267 (*fix_truncdfsi2_internal): Likewise.
10268 (*fix_trunctfsi2_internal): Likewise.
10270 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10272 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10273 atmega32u2 devices.
10274 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10276 2009-07-17 Richard Guenther <rguenther@suse.de>
10279 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10280 (pass_warn_unused_result): Likewise.
10281 (TODO_set_props): Remove.
10282 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10284 (pass_diagnose_omp_blocks): Define.
10285 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10286 (c_gimple_diagnostics_recursively): Remove.
10287 (finish_function): Do not call it.
10288 (c_write_global_declarations): Continue after errors.
10289 Finalize the CU here.
10290 * c-gimplify.c (c_genericize): Do not gimplify here.
10291 * c-common.c (c_warn_unused_result): Move ...
10292 * tree-cfg.c (do_warn_unused_result): ... here.
10293 (run_warn_unused_result): New function.
10294 (gate_warn_unused_result): New function.
10295 (pass_warn_unused_result): New pass.
10296 * c-common.h (c_warn_unused_result): Remove.
10297 * flags.h (flag_warn_unused_result): Declare.
10298 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10299 * opts.c (flag_warn_unused_result): Initialize to false.
10300 * toplev.c (compile_file): Add comment.
10301 * omp-low.c (create_omp_child_function): Do not register
10302 the function with the frontend.
10303 (diagnose_omp_structured_block_errors): Prepare to be
10304 called as optimization pass.
10305 (gate_diagnose_omp_blocks): New function.
10306 (pass_diagnose_omp_blocks): New pass.
10307 * cgraph.h (cgraph_optimize): Remove.
10308 (cgraph_analyze_function): Likewise.
10309 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10310 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10311 before their parents here.
10312 (cgraph_finalize_function): Not here.
10313 (cgraph_analyze_function): Gimplify functions here.
10314 (cgraph_finalize_compilation_unit): Continue after errors.
10315 Optimize the callgraph from here.
10316 (cgraph_optimize): Make static.
10317 * langhooks.c (write_global_declarations): Finalize the CU.
10318 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10319 (gimplify_function_tree): Assert we gimplify only once.
10320 Set PROP_gimple_any property.
10321 * tree-nested.c (gimplify_all_functions): New function.
10322 (lower_nested_functions): Gimplify all nested functions.
10323 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10324 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10325 and pass_diagnose_omp_blocks after gimplification. Do not
10326 set TODO_set_props on all_lowering_passes.
10327 (execute_one_pass): Do not handle TODO_set_props.
10328 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10329 (gimplify.o): Add tree-pass.h dependency.
10330 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10331 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10332 (unsave_r): Likewise.
10333 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10334 temporary variable.
10336 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10338 * doc/service.texi (Service): Restore previously removed link,
10339 which isn't broken after all.
10341 2009-07-17 Richard Guenther <rguenther@suse.de>
10343 PR tree-optimization/40321
10344 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10345 PHI nodes to the maximal set.
10346 (make_values_for_phi): Add PHI arguments to the maximal set.
10347 (execute_pre): Dump PHI_GEN and the maximal set.
10349 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10352 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10355 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10357 * doc/extend.texi (Nested Functions): Replace broken link with
10359 * doc/service.texi (Service): Remove broken link.
10361 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10364 * builtins.c (expand_builtin_memcmp): Use loc instead of
10365 EXPR_LOCATION (exp).
10366 (expand_builtin_strncmp): Likewise.
10368 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10369 Manuel López-Ibáñez <manu@gcc.gnu.org>
10372 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10373 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10374 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10375 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10376 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10377 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10378 tree-inline.c, c-common.c, c-common.h, gimple.c,
10379 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10380 convert.c: Add location argument to fold_{unary,binary,ternary},
10381 fold_build[123], build_call_expr, build_size_arg,
10382 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10383 fold_build1_initializer, fold_build2_initializer,
10384 fold_build3_initializer, fold_build_call_array,
10385 fold_build_call_array_initializer, fold_single_bit_test,
10386 omit_one_operand, omit_two_operands, invert_truthvalue,
10387 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10388 combine_comparisons, fold_builtin_*, fold_call_expr,
10389 build_range_check, maybe_fold_offset_to_address, round_up,
10392 2009-07-16 Jason Merrill <jason@redhat.com>
10395 * c-common.c (c_common_reswords): Add __is_standard_layout
10397 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10398 * doc/implement-cxx.texi: New.
10399 * doc/gcc.texi: Include it.
10401 2009-07-16 DJ Delorie <dj@redhat.com>
10403 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10404 compares that may be indirectly affected by previous instructions.
10406 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10408 * builtins.c (do_mpc_arg2): New.
10409 (fold_builtin_2): Fold builtin cpow.
10410 * real.h (HAVE_mpc_pow): New.
10412 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10414 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10415 comparison to skip unprofitable schedule
10417 2009-07-16 Simon Baldwin <simonb@google.com>
10419 * gcc.c (option_map): New flag -no-canonical-prefixes.
10420 * (display_help): Print help text for new flag.
10421 * (process_command): Move options translation and language specifics
10422 and handle new flag early. Use it to set a function pointer to a
10423 prefix builder. Replace make_relative_prefix calls with calls to
10424 the function pointed to. Ignore new flag in regular options handling.
10425 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10427 2009-07-15 DJ Delorie <dj@redhat.com>
10429 * config/mep/mep.md (sibcall_internal): Change register to avoid
10430 argument registers.
10431 (sibcall_value_internal): Likewise.
10433 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10435 PR rtl-optimization/40710
10436 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10438 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10440 * config/mips/mips.md (*extenddi_truncate<mode>,
10441 *extendsi_truncate<mode>): Change type attribute to move_type
10442 with shift_shift. Split out code handling exts from here ...
10443 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10445 (*extendhi_truncateqi): Change type attribute to move_type with
10446 shift_shift. Split out code handling exts from here ...
10447 (*extendhi_truncateqi_exts): ... to this new pattern.
10449 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10451 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10452 instead of "and" with inverted sign bit mask value. Use
10453 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10454 Allocate registers only for operand 4 and operand 5.
10456 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10458 PR middle-end/40747
10459 * fold-const.c (fold_cond_expr_with_comparison): When folding
10460 < and <= to MIN, make sure the MIN uses the same type as the
10461 comparison's operands.
10463 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10465 * arm.md (ior_xor): New code iterator.
10466 (split for ior/xor with shift and zero-extend): New split pattern.
10467 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10469 2009-07-15 Richard Guenther <rguenther@suse.de>
10471 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10474 2009-07-15 Richard Guenther <rguenther@suse.de>
10476 PR middle-end/40753
10477 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10479 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10481 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10482 handle 2.6.30 kernel.
10484 2009-07-15 DJ Delorie <dj@redhat.com>
10486 * config/mep/mep.md (sibcall_internal): Change register to allow
10487 for 24-bit addresses.
10488 (sibcall_value_internal): Likewise.
10490 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10492 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10493 that are enabled/disabled by the flags introduced by a previous patch.
10495 2009-07-14 DJ Delorie <dj@redhat.com>
10497 * config/mep/mep.md (sibcall_internal): Include non-toggling
10499 (sibcall_value_internal): Likewise.
10501 2009-07-14 Taras Glek <tglek@mozilla.com>
10502 Rafael Espindola <espindola@google.com>
10504 * doc/sourcebuild.texi: Document install-plugin target.
10505 * configure.ac: Added install-plugin target to language makefiles.
10506 * configure: Regenerate.
10507 * Makefile.in: (install-plugin): Install more headers,
10508 depend on lang.install-plugin.
10510 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10512 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10515 2009-07-14 DJ Delorie <dj@redhat.com>
10517 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10518 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10519 * config/mep/mep.md (sibcall_internal): Change test from
10520 mep_vliw_mode_match to mep_vliw_jmp_match.
10521 (sibcall_value_internal): Likewise.
10523 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10525 * config/i386/sse.md (copysign<mode>3): New expander.
10526 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10527 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10528 Use ix86_build_const_vector.
10529 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10530 IX86_BUILTIN_CPYSGNPD.
10531 (builtin_description): Add __builtin_ia32_copysignps and
10532 __builtin_ia32_copysignpd.
10533 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10534 and BUILT_IN_COPYSIGNF.
10536 2009-07-13 Jason Merrill <jason@redhat.com>
10538 * builtins.c (can_trust_pointer_alignment): New fn.
10539 (get_pointer_alignment): Factor it out from here.
10540 * tree.h: Declare it.
10542 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10544 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10547 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10551 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10553 2009-07-14 Richard Guenther <rguenther@suse.de>
10554 Andrey Belevantsev <abel@ispras.ru>
10556 PR middle-end/40745
10557 * cfgexpand.c (partition_stack_vars): Do not bother to update
10558 alias information when not optimizing.
10560 2009-07-14 Richard Guenther <rguenther@suse.de>
10561 Andrey Belevantsev <abel@ispras.ru>
10563 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10564 (pt_solution_set): Likewise.
10565 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10566 * tree-ssa-structalias.c (pt_solution_set): New function.
10567 * final.c (rest_of_clean_state): Free SSA data structures.
10568 * print-rtl.c (print_decl_name): Remove.
10569 (print_mem_expr): Implement in terms of print_generic_expr.
10570 * alias.c (ao_ref_from_mem): New function.
10571 (rtx_refs_may_alias_p): Likewise.
10572 (true_dependence): Query alias-export info.
10573 (canon_true_dependence): Likewise.
10574 (write_dependence_p): Likewise.
10575 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10577 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10578 (mem_expr_equal_p): Use operand_equal_p.
10579 (set_mem_attributes_minus_bitpos): Do not use
10580 component_ref_for_mem_expr.
10581 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10582 (update_alias_info_with_stack_vars): Likewise.
10583 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10584 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10585 explicitly nor clear stmt operands.
10586 Free the decl-to-pointer map.
10587 * tree-optimize.c (execute_free_datastructures): Do not free
10588 SSA data structures here.
10589 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10590 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10591 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10593 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10595 2009-07-13 DJ Delorie <dj@redhat.com>
10597 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10598 unrolling at the right iteration count.
10600 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10603 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10605 * haifa-sched.c (rank_for_schedule): Introduced flags to
10606 enable/disable individual scheduling heuristics.
10607 * common.opt: Introduced flags to enable/disable individual
10608 heuristics in the scheduler.
10609 * doc/invoke.texi: Introduced flags to enable/disable individual
10610 heuristics in the scheduler.
10612 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10614 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10615 config/i386/mingw-tls.c.
10616 * config/i386/mingw-tls.c: Removed.
10618 2009-07-13 Ira Rosen <irar@il.ibm.com>
10620 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10621 checks access only relevant statements.
10622 (vectorizable_reduction): Likewise.
10624 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10626 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10627 just for 32-bit case.
10629 2009-07-12 Jan Hubicka <jh@suse.cz>
10631 PR tree-optimization/40585
10632 * except.c (expand_resx_expr): When there already is resume
10633 instruction, produce linked list.
10634 (build_post_landing_pads): Assert that resume is empty.
10635 (connect_post_landing_pads): Handle resume lists.
10636 (dump_eh_tree): Dump resume list.
10638 2009-07-12 Ira Rosen <irar@il.ibm.com>
10640 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10641 with additional argument.
10642 * tree-vectorizer.h (enum vect_def_type): Add
10643 vect_double_reduction_def.
10644 (vect_is_simple_reduction): Add argument.
10645 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10647 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10648 vect_is_simple_reduction with additional argument.
10649 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10651 (reduction_code_for_scalar_code): Handle additional codes by
10652 returning ERROR_MARK for them. Fix comment and indentation.
10653 (vect_is_simple_reduction): Fix comment, add argument to specify
10654 double reduction. Detect double reduction.
10655 (get_initial_def_for_induction): Fix indentation.
10656 (get_initial_def_for_reduction): Fix comment and indentation.
10657 Handle double reduction. Create initial definitions that do not
10658 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10659 (vect_create_epilog_for_reduction): Fix comment, add argument to
10660 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10661 epilogue result extraction. Create double reduction phi node and
10662 replace relevant uses.
10663 (vectorizable_reduction): Call vect_is_simple_reduction with
10664 additional argument. Fix indentation. Update epilogue code treatment
10665 according to the changes in reduction_code_for_scalar_code. Check
10666 for double reduction. Call vect_create_epilog_for_reduction with
10667 additional argument.
10668 * tree-vect-stmts.c (process_use): Handle double reduction, update
10670 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10671 (vect_get_vec_def_for_operand): Likewise.
10673 2009-07-12 Danny Smith <dansmister@gmail.com>
10675 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10676 dllexport if !TREE_PUBLIC.
10677 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10679 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10681 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10682 (avr_extra_arch_macro) Remove declatation.
10683 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10684 (avr_extra_arch_macro) Declare as static.
10685 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10687 2009-07-11 Jan Hubicka <jh@suse.cz>
10689 PR middle-end/48388
10690 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10692 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10695 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10696 cold_in_std_section bits.
10697 (dwarf2out_begin_prologue): Initialize them.
10698 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10699 if already covered by text_section or cold_text_section range.
10701 PR rtl-optimization/40667
10702 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10703 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10704 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10705 * config/i386/i386.c (ix86_minimum_alignment): New function.
10706 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10707 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10708 * emit-rtl.c (gen_reg_rtx): Likewise.
10709 * function.c (assign_parms): Likewise. If nominal_type needs
10710 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10711 rather than passed_type's alignment.
10714 * function.c (assign_parm_setup_stack): Adjust
10715 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10716 from nominal_mode on big endian.
10718 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10720 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10722 2009-07-10 DJ Delorie <dj@redhat.com>
10724 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10726 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10728 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10730 (thumb2_cbnz): Likewise.
10732 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10735 * config.gcc (supported_defaults): Add synci.
10736 (with_synci): Add validation.
10737 (all_defaults): Add synci.
10738 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10741 * config/mips/mips.opt (msynci): New option.
10742 * config/mips/mips.c (mips_override_options): Warn on use of
10743 -msynci for targets that do now support it.
10744 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10746 * gcc/doc/invoke.texi (-msynci): Document the new option.
10747 * doc/install.texi (--with-synci): Document the new option.
10749 2009-07-10 Richard Guenther <rguenther@suse.de>
10751 PR tree-optimization/40496
10752 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10753 the PHI result with a compatible type.
10755 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10759 * c.opt (Wunused-result): New.
10760 * doc/invoke.texi: Document it.
10761 * c-common.c (c_warn_unused_result): Use it.
10763 2009-07-09 DJ Delorie <dj@redhat.com>
10765 * targhooks.c (default_target_can_inline_p): Rename from
10766 default_target_option_can_inline_p.
10767 * targhooks.h (default_target_can_inline_p): Likewise.
10768 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10769 TARGET_OPTION_CAN_INLINE_P.
10770 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10771 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10772 (mep_target_can_inline_p): Rename from
10773 mep_target_option_can_inline_p.
10776 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10777 registers used to pass vectors.
10779 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10781 2009-07-09 Tom Tromey <tromey@redhat.com>
10783 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10784 * config/mmix/mmix.c: Include dwarf2.h.
10785 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10786 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10787 * config/sh/sh.c: Include dwarf2.h.
10788 * config/i386/i386.c: Include dwarf2.h.
10789 * Makefile.in (DWARF2_H): Remove 'elf'.
10790 * except.c: Include dwarf2.h.
10791 * unwind-dw2.c: Include dwarf2.h.
10792 * dwarf2out.c: Include dwarf2.h.
10793 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10794 * unwind-dw2-fde.c: Include dwarf2.h.
10795 * dwarf2asm.c: Include dwarf2.h.
10797 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10799 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10800 (max_issue): Use it.
10801 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10803 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10804 (region_sched_info): Update.
10805 * sched-ebb.c (ebb_sched_info): Update.
10806 * modulo-sched.c (sms_sched_info): Update.
10807 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10809 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10811 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10813 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10815 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10817 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10819 PR middle-end/40692
10820 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10821 arg1 with arg01 if arg1 is already INTEGER_CST.
10823 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10825 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10826 Transform (and (truncate)) into (truncate (and)).
10828 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10830 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10831 creating LHS paradoxical subregs. Fix surrounding returns to
10832 use NULL_RTX rather than 0.
10834 2009-07-08 DJ Delorie <dj@redhat.com>
10836 * config/mep/mep.c: (mep_option_can_inline_p): New.
10837 (TARGET_OPTION_CAN_INLINE_P): Define.
10839 2009-07-08 Mark Wielaard <mjw@redhat.com>
10842 * dwarf2out.c (add_data_member_location_attribute): When we have
10843 only a constant offset don't emit a new location description using
10844 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10847 2009-07-08 Richard Henderson <rth@redhat.com>
10850 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10851 (enum reg_class): Add CLOBBERED_REGS.
10852 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10853 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10854 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10855 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10856 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10857 force 64-bit sibcalls into R11.
10858 * config/i386/constraints.md (U): New constraint.
10859 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10860 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10861 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10863 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10865 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10867 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10868 * ebitmap.h (dump_ebitmap): Ditto.
10869 * optabs.h (optab_libfunc): Ditto.
10870 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10871 * tree-flow.h (vect_can_force_dr_alignment_p,
10872 get_vectype_for_scalar_type): Ditto.
10873 (vectorize_loops): Move prototype to ...
10874 * tree-vectorizer.h: ... here. Also, adjust comment.
10875 (vect_set_verbosity_level): Remove duplicate prototype.
10876 * tree-ssa-loop.c: Include tree-vectorizer.h.
10877 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10879 2009-07-08 Nick Clifton <nickc@redhat.com>
10881 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10884 2009-07-08 DJ Delorie <dj@redhat.com>
10886 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10887 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10888 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10890 * config/mep/intrinsics.md: Regenerated.
10891 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10892 registers when asm() or calls are detected.
10894 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10897 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10899 * gimple (gimple_build_call_from_tree): Likewise.
10900 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10901 no_warning flag before warning.
10903 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10905 * tree.c (set_expr_locus): Remove.
10906 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10907 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10909 * gimplify.c (internal_get_tmp_var): Likewise.
10910 (gimplify_call_expr): Likewise.
10911 (gimplify_one_sizepos): Likewise.
10913 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10916 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10917 to variables for debugging purposes.
10919 2009-06-23 Mark Loeser <mark@halcy0n.com>
10922 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10924 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10926 * pretty-print.c (pp_base_format): Remove %J.
10927 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10928 gcc_cxxdiag_char_table): Likewise.
10929 (init_dynamic_diag_info): Likewise.
10931 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10933 * pretty-print.c (pp_base_format): Remove %H.
10934 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10935 gcc_cxxdiag_char_table): Likewise.
10936 (init_dynamic_diag_info): Likewise.
10937 * config/mep/mep.c (mep_select_section): Likewise.
10939 2009-07-07 Duncan Sands <baldrick@free.fr>
10941 * final.c (pass_clean_state): Give the pass a name.
10942 * passes.c (pass_rest_of_compilation): Likewise.
10943 * tree-optimize.c (pass_all_optimizations): Likewise.
10945 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10947 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10948 an extra 'decl' for error_at.
10950 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10952 PR middle-end/40669
10953 * tree-tailcall.c (adjust_return_value_with_ops,
10954 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10955 if it has complex or vector type.
10957 2009-07-07 Olivier Hainque <hainque@adacore.com>
10959 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10962 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10964 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10966 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10968 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10969 * c-decl.c: Likewise.
10970 * function.c: Likewise.
10971 * varasm.c: Likewise.
10972 * tree-ssa.c: Likewise.
10973 * c-common.c: Likewise.
10974 * tree-cfg.c: Likewise.
10975 * config/spu/spu.c: Likewise.
10976 * config/ia64/ia64.c: Likewise.
10977 * config/v850/v850.c: Likewise.
10979 2009-07-06 DJ Delorie <dj@redhat.com>
10981 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10982 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10983 unspecified accesses to control registers.
10984 * config/mep/intrinsics.md: Regenerate.
10985 * config/mep/intrinsics.h: Regenerate.
10986 * config/mep/mep-intrin.h: Regenerate.
10988 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10990 * c-lex.c: Replace %H by an explicit location. Update all calls.
10991 * c-common.c: Likewise.
10992 * c-decl.c: Likewise.
10993 * c-typeck.c: Likewise.
10994 * fold-const.c: Likewise.
10995 * gimplify.c: Likewise.
10996 * stmt.c: Likewise.
10997 * tree-cfg.c: Likewise.
10998 * tree-ssa-loop-niter.c: Likewise.
10999 * tree-vrp.c: Likewise.
11000 * value-prof.c: Likewise.
11002 2009-07-06 Diego Novillo <dnovillo@google.com>
11004 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11005 if it has one. Handle cases where VAR does not have an
11006 annotation or cfun is NULL.
11008 2009-07-06 Diego Novillo <dnovillo@google.com>
11010 * tree.c: Include debug.h.
11011 (initialize_tree_contains_struct): New.
11012 (init_ttree): Call it.
11013 (tree_node_structure_for_code): Factor out of ...
11014 (tree_node_structure): ... here.
11015 * treestruct.def (TS_PHI_NODE): Remove.
11016 (TS_GIMPLE_STATEMENT): Remove.
11018 2009-07-06 Diego Novillo <dnovillo@google.com>
11020 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11021 (debug_tree_chain): Handle cycles.
11023 2009-07-06 Nick Clifton <nickc@redhat.com>
11024 DJ Delorie <dj@redhat.com>
11026 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11027 __FMOVD_ENABLED__ is defined.
11029 (TARGET_FMOVD): Provide a default definition.
11030 (MASK_FMOVD): Likewise.
11031 (TARGET_CPU_CPP_BUILTINS): Define
11032 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11033 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11034 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11035 (split for DF load from memory into register): Also handle
11036 MEMs which consist of REG+DISP addressing.
11037 (split for DF store from register to memory): Likewise.
11038 (movsf_ie): Always use single fp_mode.
11039 * config/sh/sh.c (sh_override_options): Do not automatically
11040 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11041 that to the -mfmovd command line switch.
11042 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11043 (fldi_ok): Always allow.
11044 * config/sh/sh.opt (mfmovd): Remove this switch.
11045 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11047 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11048 Kaz Kojima <kkojima@gcc.gnu.org>
11050 PR rtl-optimization/30807
11051 * postreload.c (reload_combine): For every new use of REG_SUM,
11052 record the use of BASE.
11054 2009-07-06 Jan Hubicka <jh@suse.cz>
11056 * params.def: Revert my accidental commit at 2009-06-30.
11058 2009-07-04 Ian Lance Taylor <iant@google.com>
11061 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11063 (mingw_format_attribute_overrides): Likewise.
11065 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11068 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11069 don't check cfa.reg. Instead of cfa.indirect use
11070 fde && fde->drap_reg != INVALID_REGNUM test.
11072 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11074 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11076 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11079 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11081 2009-07-03 Richard Guenther <rguenther@suse.de>
11083 PR tree-optimization/40640
11084 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11087 2009-07-03 Jan Hubicka <jh@suse.cz>
11089 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11090 for size, reduce amount of inlining.
11092 2009-07-03 Richard Guenther <rguenther@suse.de>
11094 PR middle-end/34163
11095 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11096 if t +- x is known to not overflow and the conversion widens the
11098 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11100 2009-07-03 Jan Hubicka <jh@suse.cz>
11102 * ipa-pure-const.c (analyze): Update loop optimizer init.
11103 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11104 try_remove_empty_loop, remove_empty_loops): Remove.
11105 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11106 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11107 to mark regular loops as neccesary.
11108 (degenerate_phi_p): New function.
11109 (propagate_necessity, remove_dead_phis): Use it.
11110 (forward_edge_to_pdom): Likewise.
11111 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11112 virtual PHI nodes that became unreachable.
11113 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11114 * tree-flow.h (remove_empty_loops): Remove.
11115 * passes.c (init_optimization_passes): Remove.
11117 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11119 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11120 can_create_pseudo_p.
11121 (*fix_trunc<mode>_i387_1): Ditto.
11122 (*floathi<mode>2_1): Ditto.
11123 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11124 (*fistdi2_1): Ditto.
11125 (*fist<mode>2_1): Ditto.
11126 (frndintxf2_floor): Ditto.
11127 (*fist<mode>2_floor_1): Ditto.
11128 (frndintxf2_ceil): Ditto.
11129 (*fist<mode>2_ceil_1): Ditto.
11130 (frndintxf2_trunc): Ditto.
11131 (frndintxf2_mask_pm): Ditto.
11132 (fxam<mode>2_i387_with_temp): Ditto.
11133 * config/i386/sse.md (mulv16qi3): Ditto.
11134 (*sse2_mulv4si3): Ditto.
11136 (sse4_2_pcmpestr): Ditto.
11137 (sse4_2_pcmpistr): Ditto.
11139 2009-07-03 Jan Hubicka <jh@suse.cz>
11141 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11142 (mark_stmt_necessary): Set it.
11143 (mark_operand_necessary): Set it.
11144 (mark_control_dependent_edges_necessary): Set it.
11145 (mark_virtual_phi_result_for_renaming): New function.
11146 (get_live_post_dom): New function.
11147 (forward_edge_to_pdom): New function.
11148 (remove_dead_stmt): Fix handling of control dependences.
11149 (tree_dce_init): Init new bitmap.
11150 (tree_dce_done): Free it.
11152 2009-07-02 Richard Guenther <rguenther@suse.de>
11155 * tree-ssa-structalias.c (new_var_info): Initialize
11158 2009-07-02 Jan Hubicka <jh@suse.cz>
11160 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11163 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11165 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11166 instead of recomputing it. Adjust calls.
11167 (emit_store_flag): Adjust recursive calls.
11169 2009-07-02 Richard Guenther <rguenther@suse.de>
11171 * tree-ssa-live.c (remove_unused_locals): Do not remove
11173 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11174 of DECL_EXTERNAL for HEAP variables.
11175 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11176 HEAP variables. Do not adjust RESTRICT vars.
11177 (find_what_var_points_to): Nobody cares if something
11178 points to READONLY.
11180 2009-07-02 Ben Elliston <bje@au.ibm.com>
11182 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11183 pc_low and pc_high declarations to the top of the function.
11185 2009-07-01 DJ Delorie <dj@redhat.com>
11187 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11188 registers as fixed.
11189 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11190 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11191 unspecified accesses to control registers.
11192 * config/mep/intrinsics.md: Regenerate.
11193 * config/mep/intrinsics.h: Regenerate.
11194 * config/mep/mep-intrin.h: Regenerate.
11196 2009-07-01 Anthony Green <green@moxielogic.com>
11198 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11199 instruction when possible.
11200 (moxie_expand_prologue): Ditto. Also, save an instruction and
11201 some complexity by popping off of $r12 instead of $sp.
11202 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11205 2009-07-01 Richard Henderson <rth@redhat.com>
11208 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11209 contained no insns, reposition note before last insn.
11211 2009-07-01 Richard Henderson <rth@redhat.com>
11214 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11215 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11217 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11220 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11221 darwin9 for printing reg addresses with %y.
11223 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11225 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11226 truncation from operands in binary operations.
11228 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11231 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11232 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11233 subreg of op0 to the original op0.
11235 * expmed.c (store_bit_field_1): Use a temporary as the destination
11236 instead of a paradoxical subreg when we need to truncate the result.
11238 2009-07-01 DJ Delorie <dj@redhat.com>
11240 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11241 names to VLIW variants.
11242 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11243 * config/mep/intrinsics.md: Regenerate.
11244 * config/mep/intrinsics.h: Regenerate.
11245 * config/mep/mep-intrin.h: Regenerate.
11247 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11250 * jump.c (returnjump_p): Revert last patch.
11251 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11253 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11256 * pa.md (casesi32p): Use jump table label to determine the offset
11258 (casesi64p): Likewise.
11260 * pa.c (forward_branch_p): Return bool type. Use instruction
11261 addresses when available. Assert that INSN has a jump label.
11262 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11265 2009-07-01 Richard Guenther <rguenther@suse.de>
11267 PR tree-optimization/19831
11268 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11269 that only act as barriers do not make any previous stores necessary.
11270 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11271 HEAP variables global, do not add a constraint from nonlocal.
11272 (find_func_aliases): Handle escapes through return statements.
11273 (compute_points_to_sets): Make escaped HEAP variables global.
11275 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11278 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11279 after reducing a DImode cstore to SImode.
11281 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11283 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11284 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11286 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11288 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11289 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11291 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11292 and umod_optab if TARGET_BSD_DIVMOD.
11293 * config/vax/lib1funcs.asm: New file.
11294 * config/vax/t-linux: New file.
11295 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11297 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11300 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11301 to type arguments that have void type.
11304 * dwarf2out.c (gen_formal_parameter_die): Call
11305 equate_decl_number_to_die if node is different from origin.
11307 2009-06-30 Anthony Green <green@moxielogic.com>
11309 Clean up moxie port for --enable-build-with-cxx.
11310 * config/moxie/moxie.c (moxie_function_value): First two
11311 parameters are const_tree, not tree.
11312 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11313 (REG_CLASS_NAMES): Ditto.
11314 (REGNO_REG_CLASS): Ditto.
11315 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11316 (moxie_function_value): Fix constyness of arguments.
11318 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11320 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11321 finalize_size_functions before further processing.
11322 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11323 (variable_size): Call self_referential_size on size expressions
11324 that contain a PLACEHOLDER_EXPR.
11325 (size_functions): New static variable.
11326 (copy_self_referential_tree_r): New static function.
11327 (self_referential_size): Likewise.
11328 (finalize_size_functions): New global function.
11329 * tree.c: Include tree-inline.h.
11330 (push_without_duplicates): New static function.
11331 (find_placeholder_in_expr): New global function.
11332 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11334 <tcc_expression>: Likewise.
11335 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11336 the call in the expression.
11337 * tree.h (finalize_size_functions): Declare.
11338 (find_placeholder_in_expr): Likewise.
11339 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11340 (substitute_placeholder_in_expr): Update comment.
11341 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11343 (copy_tree_body_r): Likewise.
11344 (copy_tree_body): New static function.
11345 (maybe_inline_call_in_expr): New global function.
11346 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11347 (maybe_inline_call_in_expr): Declare.
11348 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11349 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11352 2009-06-30 Richard Guenther <rguenther@suse.de>
11354 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11356 (propagate_necessity): Do not mark reaching defs of stores
11359 2009-06-30 Jan Hubicka <jh@suse.cz>
11361 * cfgloopanal.c (check_irred): Move into ...
11362 (mark_irreducible_loops): ... here; return true if ireducible
11364 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11365 (analyze_function): Try to prove loop finiteness.
11366 * cfgloop.h (mark_irreducible_loops): Update prototype.
11367 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11369 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11371 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11373 2009-06-30 Ira Rosen <irar@il.ibm.com>
11375 PR tree-optimization/40542
11376 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11379 2009-06-30 Martin Jambor <mjambor@suse.cz>
11381 PR tree-optimization/40582
11382 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11383 than useless_type_conversion_p.
11384 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11387 2009-06-30 Martin Jambor <mjambor@suse.cz>
11389 PR middle-end/40554
11390 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11392 2009-06-30 Richard Guenther <rguenther@suse.de>
11394 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11395 use ao_ref references.
11396 (walk_aliased_vdefs): Likewise.
11397 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11398 * tree-ssa-dce.c (struct ref_data): Remove.
11399 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11400 (mark_aliased_reaching_defs_necessary): Adjust.
11401 (mark_all_reaching_defs_necessary_1): Likewise.
11403 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11406 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11407 (emit_store_flag_1): Extract from emit_store_flag, adjust
11408 calls to (what now is) emit_cstore.
11409 (emit_store_flag): Call emit_store_flag_1 and also use it
11410 for what used to be recursive calls.
11412 2009-06-30 Wei Guozhi <carrot@google.com>
11415 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11416 if the target bb post dominates from bb.
11417 * config/i386/i386.c (memory_address_length): Check existence of base
11418 register before using it.
11420 2009-06-30 Nick Clifton <nickc@redhat.com>
11421 DJ Delorie <dj@redhat.com>
11423 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11424 __FMOVD_ENABLED__ is defined.
11426 (TARGET_FMOVD): Provide a default definition.
11427 (MASK_FMOVD): Likewise.
11428 (TARGET_CPU_CPP_BUILTINS): Define
11429 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11430 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11431 two fmov instructions depending upon whether TARGET_FMOVD is
11433 (split for DF load from memory into register): Also handle
11434 MEMs which consist of REG+DISP addressing.
11435 (split for DF store from register to memory): Likewise.
11436 * config/sh/sh.opt (mfmovd): Remove this switch.
11437 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11438 * config/sh/sh.c (sh_override_options): Do not automatically
11439 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11440 that to the -mfmovd command line switch.
11442 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11444 (fldi_ok): Always allow.
11445 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11447 2009-06-29 DJ Delorie <dj@redhat.com>
11449 * doc/install.texi (mep-x-elf): Correct chip's full name.
11451 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11453 * doc/extend.texi: Fix typo.
11455 2009-06-29 Tom Tromey <tromey@redhat.com>
11457 * dwarf2.h: Remove.
11458 * Makefile.in (DWARF2_H): New variable.
11459 (except.o): Use it.
11460 (dwarf2out.o): Likewise.
11461 (dwarf2asm.o): Likewise.
11462 * config/i386/t-i386: Use DWARF2_H.
11463 * except.c: Include elf/dwarf2.h.
11464 * unwind-dw2.c: Include elf/dwarf2.h.
11465 * dwarf2out.c: Include elf/dwarf2.h.
11466 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11467 <dtprel>: New field.
11468 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11469 (size_of_loc_descr): Likewise.
11470 (output_loc_operands_raw): Likewise.
11471 (output_loc_operands): Handle new dtprel field.
11472 (loc_checksum): Update.
11473 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11474 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11475 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11476 * dwarf2asm.c: Include elf/dwarf2.h.
11477 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11478 * config/mmix/mmix.c: Include elf/dwarf2.h.
11479 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11480 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11481 * config/sh/sh.c: Include elf/dwarf2.h.
11482 * config/i386/i386.c: Include elf/dwarf2.h.
11484 2009-06-29 DJ Delorie <dj@redhat.com>
11486 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11488 * doc/extend.texi: Add MeP attributes and pragmas.
11489 * doc/invoke.text: Add MeP Options.
11490 * doc/contrib.texi: Add MeP contribution.
11491 * doc/md.texi: Add MeP constraints.
11492 * doc/install.texi: Add MeP target.
11494 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11496 * target.h (struct gcc_target): Add frame_pointer_required field.
11497 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11498 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11499 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11501 * reload1.c (update_eliminables): (Ditto.).
11502 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11503 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11504 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11506 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11508 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11509 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11510 (arm_frame_pointer_required): New function.
11512 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11513 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11514 (avr_frame_pointer_required_p): Declare as static.
11515 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11517 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11518 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11519 (bfin_frame_pointer_required): Make as static, change return type
11521 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11523 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11524 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11525 (cris_frame_pointer_required): New function.
11527 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11529 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11530 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11531 (fr30_frame_pointer_required): New function.
11533 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11534 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11535 (frv_frame_pointer_required): Make as static, change return type
11537 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11539 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11540 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11541 (ix86_frame_pointer_required): Make as static, change return type to
11543 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11545 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11546 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11548 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11550 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11552 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11554 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11555 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11556 (mips_frame_pointer_required): Make as static.
11557 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11559 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11560 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11561 (mmix_frame_pointer_required): Mew function.
11563 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11564 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11566 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11568 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11570 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11572 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11573 (CAN_ELIMINATE): Redefine.
11574 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11575 (sparc_frame_pointer_required): New function.
11576 (sparc_can_eliminate): New function.
11577 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11579 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11580 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11582 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11583 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11584 (xtensa_frame_pointer_required): Make as static, change return type
11586 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11589 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11591 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11592 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11593 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11594 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11595 (register_callback): Handle PLUGIN_START_UNIT.
11596 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11598 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11600 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11602 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11603 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11605 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11607 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11610 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11612 * doc/extend.texi (Additional Floating Types): __float128 is also
11613 supported on i386 targets.
11615 2009-06-29 Richard Guenther <rguenther@suse.de>
11617 PR middle-end/14187
11618 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11620 (pt_solutions_same_restrict_base): Declare.
11621 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11623 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11624 (make_constraint_from, make_copy_constraint): Move earlier.
11625 (make_constraint_from_heapvar): New function.
11626 (make_constraint_from_restrict): Likewise.
11627 (handle_lhs_call): Use it.
11628 (find_func_aliases): Use it to track conversions to restrict
11629 qualified pointers.
11630 (struct fieldoff): Add only_restrict_pointers flag.
11631 (push_fields_onto_fieldstack): Initialize it.
11632 (create_variable_info_for): Track global restrict qualified pointers.
11633 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11634 Track restrict qualified pointer arguments.
11635 (set_uids_in_ptset): Use varinfo is_global_var flag.
11636 (find_what_var_points_to): Set the vars_contains_restrict flag.
11637 Always create the points-to solution for sets including restrict tags.
11638 (pt_solutions_same_restrict_base): New function.
11639 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11640 qualified pointers use pt_solutions_same_restrict_base as
11641 additional source for disambiguation.
11643 2009-06-29 Richard Guenther <rguenther@suse.de>
11645 PR middle-end/38212
11646 * alias.c (find_base_decl): Remove.
11647 (get_deref_alias_set_1): Remove restrict handling.
11648 * c-common.c (c_apply_type_quals_to_decl): Do not set
11649 DECL_POINTER_ALIAS_SET.
11650 * gimplify.c (find_single_pointer_decl_1): Remove.
11651 (find_single_pointer_decl): Likewise.
11652 (internal_get_tmp_var): Remove restrict handling.
11653 (gimple_regimplify_operands): Likewise.
11654 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11655 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11656 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11657 * tree.c (restrict_base_for_decl): Remove.
11658 (init_ttree): Do not allocate it.
11659 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11660 LABEL_DECL_UID for label decls.
11661 (copy_node_stat): Do not copy restrict information.
11662 (decl_restrict_base_lookup): Remove.
11663 (decl_restrict_base_insert): Likewise.
11664 (print_restrict_base_statistics): Likewise.
11665 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11666 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11667 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11668 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11669 (LABEL_DECL_UID): Adjust.
11670 (DECL_BASED_ON_RESTRICT_P): Remove.
11671 (DECL_GET_RESTRICT_BASE): Likewise.
11672 (SET_DECL_RESTRICT_BASE): Likewise.
11673 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11675 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11676 instead of DECL_POINTER_ALIAS_SET.
11677 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11678 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11679 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11681 2009-06-29 Richard Guenther <rguenther@suse.de>
11683 PR tree-optimization/40579
11684 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11685 the IL to simplify has constants that overflowed.
11687 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11689 PR tree-optimization/40550
11690 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11691 vector_compute_type only when the size of vector_compute_type is
11692 less than the size of type.
11694 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11696 * fold-const.c (contains_label_1): Fix comments.
11697 (contains_label_p): Do not walk trees multiple time.
11699 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11701 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11702 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11703 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11704 ix86_fp_comparison_operator.
11705 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11706 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11707 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11708 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11709 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11710 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11711 (related splits): Change predicate to ix86_fp_comparison_operator.
11712 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11713 instead of ix86_fp_comparison_codes.
11714 (ix86_trivial_fp_comparison_operator,
11715 ix86_fp_comparison_operator): New.
11716 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11717 (ix86_expand_compare): Eliminate last two parameters.
11718 (ix86_fp_jump_nontrivial_p): Kill.
11719 * config/i386/i386.c (put_condition_code): Eliminate call to
11720 ix86_fp_comparison_codes and subsequent assertion.
11721 (ix86_fp_comparison_codes): Eliminate.
11722 (ix86_fp_swap_condition): New.
11723 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11724 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11725 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11726 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11727 and ix86_fp_swap_condition.
11728 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11729 Use ix86_fp_comparison_strategy.
11730 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11731 (ix86_fp_jump_nontrivial_p): Eliminate.
11732 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11733 call to ix86_expand_compare.
11734 (ix86_split_fp_branch, ix86_expand_setcc,
11735 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11736 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11738 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11740 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11741 related to jump_clobbers.
11742 * config/arm/arm.md (conds): Remove jump_clob case.
11743 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11744 splits): Change comparison_operator to arm_comparison_operator.
11745 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11748 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11750 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11751 condition for floating point modes.
11752 * expmed.c (emit_store_flag_1): Move here a bigger part
11753 of emit_store_flag.
11754 (emit_store_flag): Try swapping the condition for floating point
11756 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11758 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11760 * expr.c (expand_expr_real_1): Just use do_store_flag.
11761 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11762 emit_store_flag_force.
11763 * expmed.c (emit_store_flag_force): Copy here trick
11764 previously in expand_expr_real_1. Try reversing the comparison.
11765 (emit_store_flag_1): Work if target is NULL.
11766 (emit_store_flag): Work if target is NULL, using the result mode
11767 from the comparison. Use split_comparison, restructure final part
11768 to simplify conditionals.
11770 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11772 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11773 * dojump.c (do_jump): Change handling of floating-point
11774 ops to use just do_compare_and_jump.
11775 (split_comparison): New.
11776 (do_compare_rtx_and_jump): Add here logic coming previously
11777 in do_jump, using split_comparison.
11779 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11782 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11784 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11786 * tree-ssa-alias.c: Fix unintentional commit.
11788 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11790 * passes.c (execute_one_pass): Fix unintentional commit.
11792 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11794 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11795 (df_rd_local_compute, df_md_local_compute): Inline them.
11797 (df_md_scratch): New.
11798 (df_md_alloc, df_md_free): Allocate/free it.
11799 (df_md_local_compute): Only include live registers in init.
11800 (df_md_transfer_function): Prune the in-set computed by
11801 the confluence function, and the gen-set too.
11803 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11805 PR rtl-optimization/26854
11806 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11807 * df-problems.c (df_rd_add_problem): Fix comment.
11808 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11809 df_md_simulate_artificial_defs_at_top,
11810 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11811 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11812 df_md_transfer_function, df_md_init, df_md_confluence_0,
11813 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11814 problem_MD, df_md_add_problem): New.
11815 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11816 df_md_get_bb_info): New.
11817 (DF_LAST_PROBLEM_PLUS1): Adjust.
11819 * Makefile.in (fwprop.o): Include domwalk.h.
11820 * fwprop.c: Include domwalk.h.
11821 (reg_defs, reg_defs_stack): New.
11822 (bitmap_only_bit_between): Remove.
11823 (process_defs): New.
11824 (process_uses): Use reg_defs and local_md instead of
11825 bitmap_only_bit_between and local_rd.
11826 (single_def_use_enter_block): New, from build_single_def_use_links.
11827 (single_def_use_leave_block): New.
11828 (build_single_def_use_links): Remove code moved to
11829 single_def_use_enter_block, invoke domwalk.
11830 (use_killed_between): Adjust comment.
11832 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11834 * bitmap.h (bitmap_ior_and_into): New.
11835 * bitmap.c (bitmap_ior_and_into): New.
11837 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11839 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11840 before_dom_children_before_stmts and after_dom_children_after_stmts.
11841 Rename the two remaining callbacks to just before_dom_children and
11842 after_dom_children. Remove other GIMPLE statement walking bits.
11843 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11844 * graphite.c: Do not include domwalk.h.
11845 * tree-into-ssa.c (interesting_blocks): New global.
11846 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11847 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11848 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11849 now that they're not domwalk callbacks.
11850 (rewrite_initialize_block): Rename to...
11851 (rewrite_enter_block): ... this, place after called functions. Test
11852 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11853 (rewrite_finalize_block): Rename to...
11854 (rewrite_leave_block): ... this, place after called functions.
11855 (rewrite_update_init_block): Rename to...
11856 (rewrite_update_enter_block): ... this, place after called functions.
11857 Test interesting_blocks, call rewrite_update_stmt and
11858 rewrite_update_phi_arguments.
11859 (rewrite_update_fini_block): Rename to...
11860 (rewrite_leave_block): ... this, place after called functions.
11861 (rewrite_blocks): Remove last argument, simplify initialization of
11863 (mark_def_sites_initialize_block): Rename to...
11864 (mark_def_sites_block): ... this, call mark_def_sites.
11865 (mark_def_sites_blocks): Remove argument, simplify initialization of
11867 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11868 (update_ssa): Likewise.
11869 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11871 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11872 (dom_opt_initialize_block): Rename to...
11873 (dom_opt_enter_block): ... this, place after called functions. Walk
11874 statements here, inline propagate_to_outgoing_edges.
11875 (dom_opt_finalize_block): Rename to...
11876 (dom_opt_leave_block): ... this, place after called functions.
11877 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11879 (dse_enter_block, dse_record_phi): New.
11880 (dse_record_phis): Delete.
11881 (dse_finalize_block): Rename to...
11882 (dse_leave_block): ... this.
11883 (tree_ssa_dse): Simplify initialization of walk_data.
11884 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11885 Adjust initialization of walk_data.
11886 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11887 * tree-ssa-loop-phiopt.c (get_non_trapping):
11888 Adjust initialization of walk_data.
11889 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11890 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11891 it's not a domwalk callback.
11892 (uncprop_initialize_block): Rename to...
11893 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11894 (dse_finalize_block): Rename to...
11895 (dse_leave_block): ... this.
11896 (tree_ssa_uncprop): Simplify initialization of walk_data.
11897 * Makefile.in: Adjust dependencies.
11899 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11901 * arm.md (casesi): Fix test for Thumb1.
11902 (thumb1_casesi_internal_pic): Likewise.
11903 (thumb1_casesi_dispatch): Likewise.
11905 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11907 * config/arm/arm-cores.def: Added core cortex-m0.
11908 * config/arm/arm-tune.md: Regenerated.
11909 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11911 2009-06-26 DJ Delorie <dj@redhat.com>
11913 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11915 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11916 the scheduler doesn't tag jump insns.
11918 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11920 * c-decl.c (merge_decls): Re-indent.
11922 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11925 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11926 Special-case decimal float constants.
11928 2009-06-26 Richard Henderson <rth@redhat.com>
11930 * function.h (struct function): Add cannot_be_copied_reason,
11931 and cannot_be_copied_set.
11932 * tree-inline.c (has_label_address_in_static_1): Rename from
11933 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11934 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11935 don't set inline_forbidden_reason.
11936 (copy_forbidden): New function, split out of inline_forbidden_p.
11937 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11938 (inline_forbidden_p): Use copy_forbidden.
11939 (tree_versionable_function_p): Likewise.
11940 (inlinable_function_p): Merge into tree_inlinable_function_p.
11941 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11942 * ipa-cp.c (ipcp_versionable_function_p): New function.
11943 (ipcp_cloning_candidate_p): Use it.
11944 (ipcp_node_modifiable_p): Likewise.
11946 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11948 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11949 that is marked not to be inlined. Remove flag_mudflap use.
11950 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11951 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11953 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11956 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11957 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11959 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11961 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11963 (__mingwthr_remove_key_dtor): Likewise.
11965 2009-06-26 Richard Guenther <rguenther@suse.de>
11967 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11969 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11971 PR middle-end/40525
11972 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11973 try the non-cond_exec path also.
11975 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11978 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11979 (output_cbranch): Use new functions.
11980 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11983 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11984 Pat Haugen <pthaugen@us.ibm.com>
11985 Revital Eres <ERES@il.ibm.com>
11987 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11988 for %c error. Add %x support to print VSX registers as a unified
11989 register set, instead of separate float and altivec registers.
11990 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11991 %y case, and add support for VSX pre-modify addresses.
11992 (output_toc): Add assert for CONST containing an integer constant
11994 (rs6000_adjust_cost): Add POWER7 support.
11995 (insn_must_be_first_in_group): Ditto.
11996 (insn_must_be_last_in_group): Ditto.
11997 (rs6000_emit_popcount): Ditto.
11998 (rs6000_vector_mode_supported_p): Ditto.
12000 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12001 Change some of the functions called by macros to being called
12002 through a pointer, so debug functions can be inserted if
12003 -mdebug=addr or -mdebug=cost.
12004 (rs6000_preferred_reload_class_ptr): Ditto.
12005 (rs6000_secondary_reload_class_ptr): Ditto.
12006 (rs6000_secondary_memory_needed_ptr): Ditto.
12007 (rs6000_cannot_change_mode_class_ptr): Ditto.
12008 (rs6000_secondary_reload_inner): Ditto.
12009 (rs6000_legitimize_reload_address): Ditto.
12010 (rs6000_legitimize_reload_address_ptr): Ditto.
12011 (rs6000_mode_dependent_address): Ditto.
12012 (rs6000_mode_dependent_address_ptr): Ditto.
12014 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12015 function to return true if the mode allows reg + integer
12017 (virtual_stack_registers_memory_p): New function to return true if
12018 the address refers to a virtual stack register.
12019 (rs6000_legitimate_offset_address_p): Move code to say whether a
12020 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12022 (rs6000_legitimate_address_p): Add checks for modes that only can
12023 do reg+reg addressing. Start adding VSX support.
12024 (rs6000_legitimize_reload_address): Ditto.
12025 (rs6000_legitimize_address): Ditto.
12026 (rs6000_debug_legitimate_address_p): New debug functions for
12027 -mdebug=addr and -mdebug=cost.
12028 (rs6000_debug_rtx_costs): Ditto.
12029 (rs6000_debug_address_costs): Ditto.
12030 (rs6000_debug_adjust_cost): Ditto.
12031 (rs6000_debug_legitimize_address): Ditto.
12032 (rs6000_legitimize_reload_address_ptr): Point to call normal
12033 function or debug function. Make functions called via pointer
12035 (rs6000_mode_dependent_address_ptr): Ditto.
12036 (rs6000_secondary_reload_class_ptr): Ditto.
12037 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12038 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12039 into a friendlier error.
12040 (rs6000_init_builtins): Add initial VSX support.
12041 (rs6000_adjust_cost): Fix some spacing issues.
12043 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12044 (REG_CLASS_NAMES): Ditto.
12045 (REG_CLASS_CONTENTS): Ditto.
12046 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12047 pointer, to add -mdebug=addr support.
12048 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12049 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12050 -mdebug=addr support.
12051 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12052 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12053 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12055 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12057 (bswapsi*): Set attribute types for load/store. Add combiner
12058 patterns to eliminate zero extend on 64-bit.
12059 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12060 stdbrx if the hardware supports those instructions.
12062 2009-06-25 Ian Lance Taylor <iant@google.com>
12064 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12065 (Link Options): Document -static-libstdc++.
12067 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12070 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12071 DATA_ALIGNMENT instead.
12073 2009-06-25 Richard Guenther <rguenther@suse.de>
12075 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12076 indirect references against the callused/escaped solutions.
12077 (call_may_clobber_ref_p_1): Likewise.
12079 2009-06-25 Martin Jambor <mjambor@suse.cz>
12081 PR tree-optimization/40493
12082 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12083 (enum unscalarized_data_handling): New type.
12084 (handle_unscalarized_data_in_subtree): Return what has been done.
12085 (load_assign_lhs_subreplacements): Handle left flushes differently.
12086 (sra_modify_assign): Use unscalarized_data_handling, simplified
12087 condition determining whether to remove the statement.
12089 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12091 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12092 excerpt - @ should be doubled for texinfo.
12094 2009-06-24 Ian Lance Taylor <iant@google.com>
12096 * config/arc/arc.c: Include "df.h".
12097 (arc_attribute_table): Make static. Move higher in file.
12098 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12099 (output_shift): Initialize n later to avoid warning.
12100 * config/arm/arm.c (arm_attribute_table): Make static. Move
12102 * config/avr/avr.c (avr_attribute_table): Make static. Move
12104 (reg_class_tab): Change array type from int to enum reg_class.
12105 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12107 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12108 (lshrhi3_out): Likewise.
12109 (class_likely_spilled_p): Change return type to bool.
12110 (avr_rtx_costs): Use local code variable with enum type.
12111 * config/avr/avr.md (movmemhi): Use add_reg_note.
12112 (andhi3, andsi3): Don't use AS2 with "and".
12113 (iorhi3, iorsi3): Don't use AS2 with "or".
12114 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12115 * config/crx/crx.c: Include "df.h".
12116 (crx_attribute_table): Make static.
12117 * config/m32r/m32r.c: Include "df.h".
12118 (m32r_attribute_table): Make static. Move higher in file.
12119 (pop): Use add_reg_note.
12120 (block_move_call): Change 0 to LCT_NORMAL in function call.
12121 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12122 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12123 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12124 declare, not just when TREE_CODE is defined.
12125 * config/m68hc11/m68hc11.c: Include "expr.h".
12126 (m68hc11_attribute_table): Make static. Move higher in file.
12127 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12129 (m68hc11_register_indirect_p): Likewise.
12130 (m68hc11_function_arg_padding): Change return type to enum
12132 (emit_move_after_reload): Use add_reg_note.
12133 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12134 (m68hc11_split_logical): Likewise.
12135 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12137 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12138 to VOIDmode in function call.
12139 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12141 (m68hc11_split_logical): Update declaration.
12142 (m68hc11_function_arg_padding): Update declaration.
12143 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12144 to array of enum reg_class.
12145 (mcore_attribute_table): Make static. Move higher in file.
12146 (mcore_rtx_costs): Add cast to enum type.
12147 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12148 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12149 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12151 * config/sh/predicates.md (trapping_target_operand): Rename and to
12153 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12155 * config/spu/spu.c (spu_attribute_table): Make static. Move
12157 * config/v850/v850.c (v850_attribute_table): Make static. Move
12159 (v850_rtx_costs): Use local code with enum type.
12160 (expand_epilogue): Add cast.
12161 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12163 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12166 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12167 -m2a-single-only and -m2a-nofpu.
12168 * config/sh/sh.opt: Document m2a generates FPU code.
12170 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12172 * defaults.h (CAN_ELIMINATE): Provide default.
12173 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12174 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12175 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12176 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12177 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12178 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12179 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12180 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12181 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12182 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12184 2009-06-24 DJ Delorie <dj@redhat.com>
12186 * mep-ext-cop.cpu: Fix copyright notice.
12187 * mep-default: Fix copyright notice.
12188 * mep-core: Fix copyright notice.
12189 * mep: Fix copyright notice.
12190 * mep-ivc2: Fix copyright notice.
12191 * mep-c5: Fix copyright notice.
12193 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12195 * doc/contrib.texi (Contributors):
12197 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12199 PR middle-end/40501
12200 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12201 src and dst operands if necessary.
12203 2009-06-23 DJ Delorie <dj@redhat.com>
12206 * config.gcc: Add mep support.
12207 * recog.c: Resurrect validate_replace_rtx_subexp().
12208 * recog.h: Likewise.
12209 * config/mep/: Add new port:
12210 * config/mep/constraints.md: New file.
12211 * config/mep/default.h: New file.
12212 * config/mep/intrinsics.h: New file.
12213 * config/mep/intrinsics.md: New file.
12214 * config/mep/ivc2-template.h: New file.
12215 * config/mep/mep-c5.cpu: New file.
12216 * config/mep/mep-core.cpu: New file.
12217 * config/mep/mep-default.cpu: New file.
12218 * config/mep/mep-ext-cop.cpu: New file.
12219 * config/mep/mep-intrin.h: New file.
12220 * config/mep/mep-ivc2.cpu: New file.
12221 * config/mep/mep-lib1.asm: New file.
12222 * config/mep/mep-lib2.c: New file.
12223 * config/mep/mep-pragma.c: New file.
12224 * config/mep/mep-protos.h: New file.
12225 * config/mep/mep-tramp.c: New file.
12226 * config/mep/mep.c: New file.
12227 * config/mep/mep.cpu: New file.
12228 * config/mep/mep.h: New file.
12229 * config/mep/mep.md: New file.
12230 * config/mep/mep.opt: New file.
12231 * config/mep/predicates.md: New file.
12232 * config/mep/t-mep: New file.
12234 2009-06-23 Ian Lance Taylor <iant@google.com>
12236 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12237 from loose_warn into c_loose_warn and from strict_warn into
12238 c_strict_warn. Set and substitute warn_cxxflags. Check for
12239 --enable-build-with-cxx. Set and substitute
12240 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12241 * Makefile.in (CXXFLAGS): New variable.
12242 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12243 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12244 the default is the same as $(STRICT_WARN).
12245 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12246 (CXX): New variable.
12247 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12248 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12249 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12250 (HOST_LIBS): New variable.
12251 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12252 (ALL_CXXFLAGS): New variable.
12253 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12254 * doc/install.texi (Configuration): Document
12255 --enable-build-with-cxx, --with-stage1-ldflags,
12256 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12257 * configure: Rebuild.
12259 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12261 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12262 from previous commit.
12264 2009-06-23 Ian Lance Taylor <iant@google.com>
12266 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12268 2009-06-23 Ian Lance Taylor <iant@google.com>
12270 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12271 with ATTRIBUTE_UNUSED.
12273 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12274 Pat Haugen <pthaugen@us.ibm.com>
12275 Revital Eres <eres@il.ibm.com>
12277 * config.in (HAVE_AS_POPCNTD): Add default definition.
12278 (HAVE_AS_LWSYNC): Ditto.
12280 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12282 (gcc_cv_as_powerpc_cmpb): Ditto.
12283 (gcc_cv_as_powerpc_dfp): Ditto.
12284 (gcc_cv_as_powerpc_vsx): Ditto.
12285 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12286 supporting the popcntd/lwsync instructions.
12287 (gcc_cv_as_powerpc_lwsync): Ditto.
12288 * configure: Regenerate.
12290 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12291 -mcpu=native and -mcpu=power7.
12292 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12294 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12295 a variable instead of a mask to reduce the number of mask bits.
12296 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12297 (-mbit-word): Ditto.
12298 (-mregnames): Ditto.
12299 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12300 (-mfused-madd): Ditto.
12302 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12304 (-mvsx): New switch for VSX instructions.
12305 (-misel): Move from a variable to a mask to allow it to be set by
12308 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12309 function declaration to an array declaration.
12310 (rs6000_hard_regno_nregs): New external array declaration.
12312 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12313 files included by rs6000.md.
12315 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12316 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12318 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12320 (rs6000_debug_reg): New -mdebug= variables.
12321 (rs6000_debug_addr): Ditto.
12322 (rs6000_debug_cost): Ditto.
12323 (rs6000_pmode): New variable to hold Pmode.
12324 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12325 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12326 calculated at compiler start.
12327 (rs6000_hard_regno_nregs): Change function to an array which holds
12328 HARD_REGNO_NREGS calculated at compiler start.
12329 (rs6000_explicit_options): Delete isel field.
12330 (rs6000_vector_unit): New array to hold which vector unit
12331 supports arithmetic options for a given type.
12332 (rs6000_vector_mem): New array to hold which vector unit supports
12333 memory reference operations for a given type.
12334 (rs6000_vector_align): New array to given the alignment of each
12336 (power7_cost): New basic costs for power7.
12337 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12338 (rs6000_hard_regno_nregs_internal): New function, moved from
12339 HARD_REGNO_NREGS, to calculate the number of registers each hard
12340 register takes for each type.
12341 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12342 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12343 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12344 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12345 unit information here so it is calculated once at compiler startup
12347 (rs6000_override_options): Make -misel a target mask. Add more
12348 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12349 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12351 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12352 (rs6000_handle_option): Move -misel from variable to target mask.
12353 (rs6000_builtin_mask_for_load): Add VSX support.
12354 (rs6000_conditional_register_usage): Ditto.
12355 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12356 (function_arg_boundary): Ditto.
12357 (rs6000_expand_builtin): Ditto.
12358 (def_builtin): Make abort message a little friendlier.
12359 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12361 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12362 assembler support the popcntd instruction instead of a vsx
12363 instruction to enable power7 support.
12364 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12365 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12366 option to the assembler if -mcpu=native.
12367 (ASM_CPU_NATIVE_SPEC): Ditto.
12368 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12370 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12371 the lwsync instruction.
12372 (enum processor_type): Add PROCESSOR_POWER7.
12373 (rs6000_debug_reg): New -mdebug= options.
12374 (rs6000_debug_addr): Ditto.
12375 (rs6000_debug_cost): Ditto.
12376 (rs6000_isel): Delete.
12377 (enum rs6000_vector): New enum to say what vector unit we have.
12378 (VECTOR_UNIT_*): New macros to say which vector unit has
12379 arithmetic operations for a given type.
12380 (VECTOR_MEM_*): New macros to say which vector unit has memory
12381 operations for a given type.
12382 (TARGET_LDBRX): Whether the machine supports the ldbrx
12384 (TARGET_ISEL): Delete, -misel moved to be a mask.
12385 (TARGET_ISEL64): New macro for 64-bit isel support.
12386 (UNITS_PER_VSX_WORD): New macro.
12387 (POINTER_SIZE): Move to be an external variable, rather than
12388 calculating whether we are generating 32 ot 64-bit code.
12390 (STACK_BOUNDARY): Add VSX support.
12391 (LOCAL_ALIGNMENT): Ditto.
12392 (SLOW_UNALIGNED_ACCESS): Ditto.
12393 (VSX_REGNO_P): New macro for VSX support.
12394 (VFLOAT_REGNO_P): Ditto.
12395 (VINT_REGNO_P): Ditto.
12396 (VLOGICAL_REGNO_P): Ditto.
12397 (VSX_VECTOR_MODE): Ditto.
12398 (VSX_SCALAR_MODE): Ditto.
12400 (VSX_MOVE_MODE): Ditto.
12401 (VSX_REG_CLASS_P): Ditto.
12402 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12404 (UNITS_PER_SIMD_WORD): Add VSX support.
12405 (MODES_TIEABLE_P): Ditto.
12406 (STARTING_FRAME_OFFSET): Ditto.
12407 (STACK_DYNAMIC_OFFSET): Ditto.
12408 (EPILOGUE_USES): Ditto.
12409 (REGNO_REG_CLASS): Move to array lookup.
12410 (CLASS_MAX_NREGS): Ditto.
12411 (rs6000_vector_reg_class): Add declaration.
12412 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12413 overlap with the floating point and Altivec registers.
12415 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12417 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12418 give the appropriate asm switches if -mcpu=native.
12419 (host_detect_local_cpu): Add support for "asm".
12420 (host_detect_local_cpu): Follow GNU code guidelines for name.
12422 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12423 -mbit-word to a variable instead of being a target mask.
12425 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12426 emit the lwsync instruction instead of emitting the instruction as
12427 an integer constant.
12429 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12430 fixuns_trundfsi2, move expander into rs6000.md.
12432 * config/rs6000/rs6000.md (cpu): Add power7.
12433 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12434 (logical predicate patterns): Change the single instruction
12435 primitives that set CR0 to be fast_compare instead of compare.
12437 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12438 (popcntddi2): Ditto.
12439 (popcount<mode>): Ditto.
12440 (floating multiply/add insns): Name the floating point
12441 multiply/add insns.
12442 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12443 (isel_unsigned_<mode>): Ditto.
12444 (fixuns_trundfsi2): Move expander here from spe.md.
12445 (smindi3): Define if we have -misel on 64-bit systems.
12450 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12452 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12454 * config/avr/avr.c (avr_current_device): New variable.
12455 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12456 (avr_arch, mcu_type_s): Move to avr.h.
12457 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12458 default_data_section_start fields.
12459 (avr_arch): Moved from avr.c.
12460 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12461 library_name fields.
12462 (avr_current_device, avr_mcu_types, avr_arch_types,
12463 avr_device_to_arch, avr_device_to_data_start,
12464 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12465 (EXTRA_SPEC_FUNCTIONS): Define.
12466 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12467 options mapping. Use device_to_arch and device_to_data_start insted.
12468 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12469 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12470 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12471 * config/avr/driver-avr.c: New file.
12472 * config/avr/avr-devices.c: New file.
12474 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12476 * var-tracking.c (unshare_variable): Force initialized to
12477 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12478 (set_variable_part): Likewise.
12479 (struct variable_union_info): Remove pos_src field.
12480 (vui_vec, vui_allocated): New variables.
12481 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12482 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12483 == 1 use a simpler sorting algorithm. Compute pos field right
12484 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12485 Avoid quadratic comparison if !flag_var_tracking_uninit.
12486 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12487 unshare_variable unconditionally.
12488 (dataflow_set_different_2): Removed.
12489 (dataflow_set_different): Don't traverse second hash table.
12490 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12491 unconditionally to var_reg_set or var_mem_set.
12492 (emit_notes_in_bb): Likewise.
12493 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12495 (emit_note_insn_var_location): Don't set initialized to
12496 VAR_INIT_STATUS_INITIALIZED early.
12497 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12499 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12501 * tree-object-size.c (addr_object_size): Instead of checking
12502 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12503 are no FIELD_DECLs following it.
12505 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12507 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12508 order to match bswaps with signed source operands.
12510 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12512 * sdbout.c (sdbout_one_type): Fix braces in switch.
12514 2009-06-23 Richard Guenther <rguenther@suse.de>
12516 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12518 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12519 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12520 var_callused, callused_tree, var_storedanything, storedanything_tree,
12521 var_integer, integer_tree): Remove global variables.
12522 (new_var_info): Do not pass new id, append the new var to the
12523 global variable vector.
12524 (do_ds_constraint): Use is_global_var member of the variable-info.
12525 (new_scalar_tmp_constraint_exp): Adjust.
12526 (create_function_info_for): Likewise.
12527 (create_variable_info_for): Likewise.
12528 (find_what_var_points_to): Remove dead code.
12529 (init_base_vars): Simplify.
12530 (compute_points_to_sets): Adjust.
12532 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12534 * combine.c (try_combine): Dump information about the insns we're
12537 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12539 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12540 check when calling force_to_mode on TRUNCATE's operand.
12542 2009-06-22 Ian Lance Taylor <iant@google.com>
12544 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12546 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12548 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12550 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12552 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12553 override library linkage flags such as -static-libgcc or
12556 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12558 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12560 2009-06-22 Ian Lance Taylor <iant@google.com>
12562 * config/linux.opt: Put mglibc ahead of muclibc.
12564 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12565 for duplicate decls.
12567 2009-06-22 Matthias Klose <doko@ubuntu.com>
12569 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12571 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12574 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12575 instead of NULL if a parser error occurs.
12577 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12579 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12580 non-DWARF2_DEBUGGING_INFO version.
12582 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12584 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12585 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12587 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12588 (LIBGCC2_TF_CEXT): Define.
12591 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12594 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12596 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12598 * config/arm/arm.c (arm_override_options): Disable
12599 -mcaller-super-interworking and -mcallee-super-interworking.
12600 * doc/invoke.texi (ARM Options): Document this.
12602 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12604 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12605 * config/arm/constraints.md (j): New constraint for movw operands.
12606 (N): Remove thumb2 meaning.
12607 * config/arm/arm.md (*arm_movw): Delete.
12608 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12609 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12610 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12612 2009-06-22 Martin Jambor <mjambor@suse.cz>
12614 PR tree-optimization/40492
12615 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12616 build_ref_for_offset.
12618 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12620 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12621 JUMP_TABLE_DATA_P predicates where applicable.
12622 * auto-inc-dec.c: Ditto.
12623 * builtins.c: Ditto.
12624 * caller-save.c: Ditto.
12626 * cfgcleanup.c: Ditto.
12627 * cfglayout.c: Ditto.
12629 * combine.c: Ditto.
12630 * combine-stack-adj.c: Ditto.
12634 * df-scan.c: Ditto.
12636 * dwarf2asm.c: Ditto.
12637 * dwarf2out.c: Ditto.
12638 * emit-rtl.c: Ditto.
12644 * function.c: Ditto.
12647 * genpreds.c: Ditto.
12648 * genrecog.c: Ditto.
12650 * ira-costs.c: Ditto.
12651 * ira-lives.c: Ditto.
12653 * loop-iv.c: Ditto.
12654 * lower-subreg.c: Ditto.
12655 * modulo-sched.c: Ditto.
12657 * postreload.c: Ditto.
12658 * print-rtl.c: Ditto.
12660 * reginfo.c: Ditto.
12661 * regmove.c: Ditto.
12662 * reload1.c: Ditto.
12665 * rtlanal.c: Ditto.
12667 * sched-vis.c: Ditto.
12669 * sel-sched-ir.c: Ditto.
12670 * simplify-rtx.c: Ditto.
12671 * targhooks.c: Ditto.
12672 * var-tracking.c: Ditto.
12673 * vmsdbgout.c: Ditto.
12675 2009-06-22 Matthias Klose <doko@ubuntu.com>
12677 * Makefile.in (install-plugin): Always use DESTDIR.
12679 2009-06-22 Olivier Hainque <hainque@adacore.com>
12681 * config/pa/pa.c (output_call): Don't optimize post call jumps
12682 into return address adjustments if the call may throw.
12684 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12686 * arm.c (thumb1_output_casesi): New function.
12687 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12688 optimizing for size or PIC.
12689 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12690 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12691 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12692 (thumb1_casesi_internal_pic): New expand rule.
12693 (thumb1_casesi_dispatch): New pattern.
12694 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12696 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12697 in the text seciton when PIC or optimizing for size.
12698 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12699 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12700 preservation properties of code.
12701 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12702 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12703 (__gnu_thumb1_case_si): New function.
12704 * t-arm (LIB1ASMSRC): Define here.
12705 (LIB1ASMFUNCS): Add some common functions.
12706 * t-arm-elf (LIB1ASMSRC): Delete.
12707 (LIB1ASMFUNCS): Append to existing set.
12708 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12709 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12710 * t-symbian (LIB1ASMFUNCS): Likewise.
12711 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12712 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12714 2009-06-21 Richard Guenther <rguenther@suse.de>
12716 PR tree-optimization/38729
12717 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12718 to loops with a single exit if -fno-expensive-optimizations.
12720 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12722 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12723 (dataflow_set): Change vars type from htab_t to shared_hash.
12724 (shared_hash_pool, empty_shared_hash): New variables.
12725 (vars_clear): Removed.
12726 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12727 shared_hash_find_slot_unshare, shared_hash_find_slot,
12728 shared_hash_find_slot_noinsert, shared_hash_find): New
12730 (shared_hash_unshare, shared_hash_destroy): New functions.
12731 (unshare_variable): Unshare set->vars if shared, use
12733 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12734 (get_init_value, find_src_set_src, dump_dataflow_set,
12735 clobber_variable_part, emit_notes_for_differences): Use
12737 (dataflow_set_init): Remove second argument, set vars to
12738 empty_shared_hash instead of creating a new htab.
12739 (dataflow_set_clear): Call shared_hash_destroy and set vars
12740 to empty_shared_hash instead of calling vars_clear.
12741 (dataflow_set_copy): Don't call vars_copy, instead just share
12742 the src htab with dst.
12743 (variable_union): Use shared_hash_*, use initially NO_INSERT
12744 lookup if set->vars is shared. Don't keep slot cleared before
12745 calling unshare_variable. Unshare set->vars if needed.
12746 Even ->refcount == 1 vars must be unshared if set->vars is shared
12747 and var needs to be modified.
12748 (variable_canonicalize): New function.
12749 (dataflow_set_union): If dst->vars is empty, just share src->vars
12750 with dst->vars and traverse with variable_canonicalize to canonicalize
12751 and unshare what is needed.
12752 (dataflow_set_different): If old_set and new_set use the same shared
12753 htab, they aren't different. If number of htab elements is different,
12754 htabs are different. Use shared_hash_*.
12755 (dataflow_set_destroy): Call shared_hash_destroy instead of
12757 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12758 second argument to dataflow_set_init.
12759 (vt_initialize): Likewise. Initialize shared_hash_pool and
12760 empty_shared_hash, move bb in/out initialization afterwards.
12761 Use variable_htab_free instead of NULL as changed_variables del hook.
12762 (variable_was_changed): Change type of second argument to pointer to
12763 dataflow_set. When inserting var into changed_variables, bump
12764 refcount. Unshare set->vars if set is shared htab and slot needs to
12766 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12767 lookup if set->vars is shared. Unshare set->vars if needed.
12768 Even ->refcount == 1 vars must be unshared if set->vars is shared
12769 and var needs to be modified. Adjust variable_was_changed caller.
12770 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12771 vars must be unshared if set->vars is shared and var needs to be
12772 modified. Adjust variable_was_changed caller.
12773 (emit_note_insn_var_location): Don't pool_free var.
12774 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12776 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12777 free_alloc_pool on shared_hash_pool.
12779 2009-06-20 Anthony Green <green@moxielogic.com>
12781 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12782 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12784 2009-06-20 Richard Guenther <rguenther@suse.de>
12786 * tree-ssa-structalias.c (find_func_aliases): For memset use
12787 a constraint from NULL if we memset to zero.
12788 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12789 we explicitly handle that do not read from memory.
12790 (call_may_clobber_ref_p_1): Properly handle builtins that may
12793 2009-06-20 Richard Guenther <rguenther@suse.de>
12795 PR tree-optimization/40495
12796 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12797 (new_scalar_tmp_constraint_exp): New function.
12798 (process_constraint): Do not create temporary decls.
12799 (process_all_all_constraints): Likewise.
12800 (handle_const_call): Likewise.
12801 (create_function_info_for): Do not set decl.
12803 2009-06-19 Ian Lance Taylor <iant@google.com>
12805 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12806 (rs6000_attribute_table): Make static; move before use.
12808 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12810 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12811 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12812 Propagate the TREE_READONLY flag without overwriting it.
12813 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12814 Propagate the TREE_READONLY flag onto the result.
12815 (process_call_operands): Move around. Use correct constant value.
12817 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12820 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12821 * config/arm/arm.md: Likewise.
12823 2009-06-19 Ian Lance Taylor <iant@google.com>
12825 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12826 to GIMPLE_ERROR_MARK.
12828 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12829 op2_original_type parameters. Warn about using different enum types.
12830 * c-parser.c (c_parser_conditional_expression): Pass original
12831 types to build_conditional_expr.
12832 * c-tree.h (build_conditional_expr): Update declaration.
12834 2009-06-19 Ian Lance Taylor <iant@google.com>
12836 * config/i386/i386.c (ix86_function_specific_save): Test that
12837 fields match values, rather than testing the values are in a
12840 2009-06-19 Richard Guenther <rguenther@suse.de>
12842 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12843 ADDR_EXPR pointers.
12844 (ptr_derefs_may_alias_p): Likewise.
12845 (ptr_deref_may_alias_ref_p_1): New function.
12846 (ptr_deref_may_alias_ref_p): Likewise.
12847 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12848 covered by looking at the ESCAPED solution.
12849 (call_may_clobber_ref_p_1): Likewise.
12850 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12851 Handle NULL_TREE offset. Do not produce redundant constraints.
12852 (process_all_all_constraints): New helper function.
12853 (do_structure_copy): Use it.
12854 (handle_lhs_call): Likewise.
12855 (find_func_aliases): Handle some builtins with pointer arguments
12856 and/or return values explicitly.
12858 2009-06-19 Ian Lance Taylor <iant@google.com>
12860 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12862 2009-06-19 Ian Lance Taylor <iant@google.com>
12864 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12866 2009-06-19 Ian Lance Taylor <iant@google.com>
12868 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12869 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12872 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12873 uninitialized const.
12875 2009-06-19 Ian Lance Taylor <iant@google.com>
12877 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12880 * c-decl.c (in_struct, struct_types): Remove.
12881 (struct c_binding): Add in_struct field.
12882 (c_binding_ptr): Define type, along with VEC.
12883 (struct c_struct_parse_info): Define.
12884 (struct_parse_info): New static variable.
12885 (bind): Initialize in_struct field.
12886 (start_struct): Remove enclosing_in_struct and
12887 enclosing_struct_types parameters. Add
12888 enclosing_struct_parse_info parameter. Change all callers. Set
12889 struct_parse_info rather than in_struct and struct_types.
12890 (grokfield): If -Wc++-compat and there is a symbol binding for the
12891 field name, set the in_struct flag and push it on the
12892 struct_parse_info->fields vector.
12893 (warn_cxx_compat_finish_struct): New static function.
12894 (finish_struct): Remove enclosing_in_struct and
12895 enclosing_struct_types parameters. Add
12896 enclosing_struct_parse_info parameter. Change all callers. Don't
12897 set C_TYPE_DEFINED_IN_STRUCT here. Call
12898 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12899 parameter. Only push on struct_types if warn_cxx_compat.
12900 (finish_enum): Only push on struct_types if warn_cxx_compat.
12901 (declspecs_add_type): Add loc parameter. Change all callers.
12902 Change all error calls to error_at. Pass loc, not input_location,
12903 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12904 defined in a struct. If -Wc++-compat and parsing a struct, record
12905 that a typedef name was used.
12906 * c-parser.c (c_parser_declspecs): Get location to pass to
12907 declspecs_add_type.
12908 (c_parser_struct_or_union_specifier): Update calls to start_struct
12910 * c-tree.h (struct c_struct_parse_info): Declare.
12911 (finish_struct, start_struct): Update declarations.
12912 (declspecs_add_type): Update declaration.
12914 2009-06-19 Ian Lance Taylor <iant@google.com>
12916 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12917 variable with an anonymous type.
12919 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12921 * see.c: Remove for real.
12923 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12925 * optabs.h (enum optab_index): Add new OTI_significand.
12926 (significand_optab): Define corresponding macro.
12927 * optabs.c (init_optabs): Initialize significand_optab.
12928 * genopinit.c (optabs): Implement significand_optab using
12929 significand?f2 patterns.
12930 * builtins.c (expand_builtin_mathfn): Handle
12931 BUILT_IN_SIGNIFICAND{,F,L}.
12932 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12933 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12935 * config/i386/i386.md (significandxf2, significand<mode>2): New
12936 expanders to implement significandf, significand and significandl
12937 built-ins as inline x87 intrinsics.
12939 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12941 * config/avr/avr.c (avr_override_options): Remove setting value of
12942 PARAM_INLINE_CALL_COST.
12944 2009-06-18 Richard Henderson <rth@redhat.com>
12947 * tree-pass.h (TDF_ASMNAME): New.
12948 * tree-dump.c (dump_options): Add asmname.
12949 * doc/invoke.texi: Document it.
12951 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12952 (dump_decl_name): ...here.
12953 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12954 (dump_generic_node): Update dump_function_name calls.
12955 (print_call_name): New flags arg; update all dump calls.
12956 * diagnostic.h (print_call_name): Update.
12957 * gimple-pretty-print.c (dump_gimple_call): Update.
12959 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12962 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12964 2009-06-18 Diego Novillo <dnovillo@google.com>
12966 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12967 * plugin.c (str_license): Declare.
12968 (try_init_one_plugin): Assert that the symbol
12969 'plugin_is_GPL_compatible' exists.
12971 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12974 * Makefile.in (OBJS-common): Remove see.o.
12976 * common.opt (fsee): Mark as preserved for backward compatibility.
12977 * opts.c (common_handle_option): Add OPT_fsee to the backward
12978 compatibility section.
12979 * passes.c (init_optimization_passes, pass_see): Remove pass.
12980 * timevar.def (TV_SEE): Remove.
12981 * tree-pass.h (pass_see): Remove declaration.
12982 * doc/invoke.texi (-fsee): Remove documentation.
12984 2009-06-18 Martin Jambor <mjambor@suse.cz>
12986 * tree-sra.c: Include statistics.h
12987 (sra_stats): New variable.
12988 (sra_initialize): Clear sra_stats.
12989 (create_access_replacement): Increment sra_stats.replacements.
12990 (get_access_replacement): Do not return twice.
12991 (analyze_all_variable_accesses): Increment statistics counter by the
12992 number of scalarized aggregates.
12993 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12994 (sra_modify_expr): Increment sra_stats.exprs.
12995 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12996 (sra_modify_assign): Increment sra_stats.exprs,
12997 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12998 (perform_intra_sra): Update statistics counters.
12999 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13001 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13003 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13004 (arm_scalar_mode_supported_p): New function.
13006 2009-06-18 Paul Brook <paul@codesourcery.com>
13007 Sandra Loosemore <sandra@codesourcery.com>
13009 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13010 (__extendhfsf2, __truncsfhf2): Define.
13011 * config/arm/fp16.c: New file.
13012 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13013 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13015 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13017 * doc/extend.texi (Half-Precision): New section.
13018 * doc/invoke.texi (Option Summary): List -mfp16-format.
13019 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13020 * config/arm/arm.opt (mfp16-format=): New.
13021 * config/arm/arm.c: Include intl.h.
13022 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13023 (TARGET_INVALID_RETURN_TYPE): Redefine.
13024 (TARGET_PROMOTED_TYPE): Redefine.
13025 (TARGET_CONVERT_TO_TYPE): Redefine.
13026 (arm_fp16_format): Define.
13027 (all_fpus): Add entry for neon-fp16.
13028 (fp_model_for_fpu): Likewise.
13029 (struct fp16_format): Declare.
13030 (all_fp16_formats): Define.
13031 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13033 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13035 (arm_legitimate_index_p): Treat HFmode like HImode.
13036 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13037 (coproc_secondary_reload_class): Special-case HFmode.
13038 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13039 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13040 (arm_init_fp16_builtins): New.
13041 (arm_init_builtins): Call it.
13042 (arm_invalid_parameter_type): New.
13043 (arm_invalid_return_type): New.
13044 (arm_promoted_type): New.
13045 (arm_convert_to_type).
13046 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13048 (arm_emit_fp16_const): New function.
13049 (arm_mangle_type): Mangle __fp16 as "Dh".
13050 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13052 (TARGET_NEON_FP16): New.
13053 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13054 (enum fputype): Add FPUTYPE_NEON_FP16.
13055 (enum arm_fp16_format_type): Declare.
13056 (arm_fp16_format): Declare.
13057 (LARGEST_EXPONENT_IS_NORMAL): Define.
13058 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13059 * config/arm/arm-modes.def (HFmode): Define.
13060 * config/arm/vfp.md: (*movhf_vfp): New.
13061 (extendhfsf2): New.
13063 * config/arm/arm.md: (fpu): Add neon_fp16.
13064 (floatsihf2, floatdihf2): New.
13065 (fix_trunchfsi2, fix_trunchfdi2): New.
13067 (extendhfdf2): New.
13069 (*arm32_movhf): New.
13070 (*thumb1_movhf): New.
13071 (consttable_2): Add check for HFmode constants.
13072 (consttable_4): Handle HFmode constants.
13074 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13076 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13078 2009-06-17 Olivier Hainque <hainque@adacore.com>
13080 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13081 const char ** conversion in AIX specific section.
13083 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13085 * config/i386/i386.c (ix86_special_builtin_type): Remove
13086 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13087 (bdesc_special_args): Updated.
13088 (ix86_init_mmx_sse_builtins): Likewise.
13089 (ix86_expand_special_args_builtin): Likewise.
13091 2009-06-17 Richard Henderson <rth@redhat.com>
13093 * tree-pretty-print.c (maybe_dump_asm_name): New.
13094 (dump_decl_name): Use it.
13095 (PRINT_FUNCTION_NAME): Merge into...
13096 (dump_function_name): ... here. Use maybe_dump_asm_name.
13098 2009-06-17 Cary Coutant <ccoutant@google.com>
13100 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13102 * debug.c (struct gcc_debug_hooks): Change placeholder for
13104 (debug_nothing_int_charstar_int): Replaced by...
13105 (debug_nothing_int_charstar_int_bool): ...this.
13106 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13107 source_line prototype.
13108 (debug_nothing_int_charstar_int): Replaced by...
13109 (debug_nothing_int_charstar_int_bool): ...this.
13110 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13111 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13112 Output is_stmt operand when necessary.
13113 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13114 (notice_source_line): Add is_stmt parameter.
13115 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13116 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13118 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13119 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13121 2009-06-17 Ian Lance Taylor <iant@google.com>
13123 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13125 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13128 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13130 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13131 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13132 tree_strip_sign_nop_conversions and
13133 tree_ssa_strip_useless_type_conversions rather than stripping
13134 the operations here.
13135 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13137 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13138 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13139 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13140 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13143 2009-06-17 Michael Eager <eager@eagercon.com>
13145 * config/rs6000/constraints.md (register_constraint "d"): New.
13146 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13147 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13148 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13149 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13150 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13151 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13152 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13153 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13154 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13155 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13157 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13158 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13159 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13160 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13161 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13162 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13163 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13164 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13165 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13166 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13167 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13168 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13169 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13170 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13172 2009-06-16 Ian Lance Taylor <iant@google.com>
13174 * profile.c (total_num_never_executed): Don't define.
13175 (compute_branch_probabilities): Don't count or print
13176 num_never_executed.
13177 (init_branch_prob): Don't set total_num_never_executed.
13178 (end_branch_prob): Don't print total_num_never_executed.
13180 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13182 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13184 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13186 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13187 (nabstd2_fpr): Same.
13189 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13191 * expr.c (expand_assignment): Change complex type check.
13193 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13195 * doc/plugins.texi (Building GCC plugins): Added new section.
13197 2009-06-17 Ian Lance Taylor <iant@google.com>
13199 * c-pch.c (get_ident): Don't set size of templ array.
13200 (pch_init): Don't set size of partial_pch array.
13202 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13203 string constant to intialize an array whose size is the length of
13206 2009-06-17 Richard Guenther <rguenther@suse.de>
13208 PR tree-optimization/40389
13209 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13210 to addressable types.
13211 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13213 2009-06-17 Richard Guenther <rguenther@suse.de>
13215 PR middle-end/40460
13216 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13217 if there is no evolution of left in the loop bail out.
13218 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13219 chrec_fold_multiply.
13221 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13222 Janis Johnson <janis187@us.ibm.com>
13225 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13226 for the symbol ref of a constant that is the source of a move
13227 - nor for any other not-obvious-label-ref constants.
13229 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13231 * plugin.c (position_pass): Skip newly inserted pass during list
13232 traversal to avoid repeated insertion.
13234 2009-06-16 Ian Lance Taylor <iant@google.com>
13236 * vec.h (VEC_stack_alloc): Define different version if
13237 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13238 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13239 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13240 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13242 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13244 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13246 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13247 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13248 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13249 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13250 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13251 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13252 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13253 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13254 __builtin_ia32_rdtscp.
13255 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13256 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13257 and __builtin_ia32_rorhi.
13258 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13259 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13260 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13261 (ix86_expand_args_builtin): Likewise.
13262 (ix86_expand_special_args_builtin): Likewise.
13264 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13265 (UNSPECV_RDTSC): Likewise.
13266 (UNSPECV_RDPMC): Likewise.
13267 (*bsr): Renamed to ...
13269 (*bsr_rex64): Renamed to ...
13272 (*rdpmc): Likewise.
13273 (*rdpmc_rex64): Likewise.
13275 (*rdtsc): Likewise.
13276 (*rdtsc_rex64): Likewise.
13277 (rdtscp): Likewise.
13278 (*rdtscp): Likewise.
13279 (*rdtscp_rex64): Likewise.
13281 * config/i386/ia32intrin.h: New.
13283 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13285 2009-06-16 Ian Lance Taylor <iant@google.com>
13287 * ira-build.c (copy_info_to_removed_store_destinations):
13288 Initialize parent_a.
13290 2009-06-16 Ian Lance Taylor <iant@google.com>
13292 * c-decl.c (grokdeclarator): Change size_varies to bool.
13294 2009-06-16 Ian Lance Taylor <iant@google.com>
13296 * sel-sched.c: Make forward declarations of move_op_hooks and
13297 fur_hooks explicitly extern.
13299 2009-06-16 Ian Lance Taylor <iant@google.com>
13301 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13302 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13304 2009-06-16 Ian Lance Taylor <iant@google.com>
13306 * resource.c (mark_referenced_resources): Change
13307 include_delayed_effects parameter to bool. Change all callers.
13308 (mark_end_of_function_resources): Likewise.
13309 * reorg.c (insn_references_resource_p): Likewise.
13310 (insn_sets_resource_p): Likewise.
13311 * resource.h (mark_referenced_resources): Update declaration.
13312 (mark_end_of_function_resources): Update declaration.
13314 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13316 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13318 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13320 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13321 GCC can bootstrap on AIX with GNU Binutils 2.20.
13323 2009-06-16 Ian Lance Taylor <iant@google.com>
13325 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13327 2009-06-16 Ian Lance Taylor <iant@google.com>
13329 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13330 inline, not extern inline.
13331 (exact_log2): Likewise.
13332 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13334 (exact_log2): Likewise, but don't test CTZ_HWI.
13336 2009-06-16 Ian Lance Taylor <iant@google.com>
13338 * bitmap.c (bitmap_clear): Don't declare as inline.
13339 * gimple.c (gimplify_assign): Likewise.
13340 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13341 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13342 (sched_scan_info): Remove duplicate definition.
13344 2009-06-16 Ian Lance Taylor <iant@google.com>
13346 * c-common.c (skip_evaluation): Don't define.
13347 (c_inhibit_evaluation_warnings): Define global variable.
13348 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13349 than skip_evaluation.
13350 (convert_and_check, warn_for_div_by_zero): Likewise.
13351 * c-common.h (skip_evaluation): Don't declare.
13352 (c_inhibit_evaluation_warnings): Declare.
13353 * c-parser.c (c_parser_typeof_specifier): Set
13354 c_inhibit_evaluation_warnings rather than skip_evaluation.
13355 (c_parser_conditional_expression): Likewise.
13356 (c_parser_binary_expression): Likewise.
13357 (c_parser_sizeof_expression): Likewise.
13358 (c_parser_alignof_expression): Likewise.
13359 * c-typeck.c (build_indirect_ref): Check
13360 c_inhibit_evaluation_warnings rather than skip_evaluation.
13361 (build_conditional_expr, build_binary_op): Likewise.
13363 2009-06-16 Richard Guenther <rguenther@suse.de>
13365 * tree-ssa-alias.c (is_escape_site): Remove.
13366 * tree-ssa-alias.h (enum escape_type): Remove.
13367 (is_escape_site): Likewise.
13368 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13369 via casts and asms without deferring to is_escape_site.
13371 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13373 PR middle-end/40446
13374 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13375 use gen_lowpart if op0 has complex mode.
13377 2009-06-16 Richard Guenther <rguenther@suse.de>
13379 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13380 variables add them to ESCAPED.
13381 (find_func_aliases): Do not make all indirectly stored values escaped.
13383 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13385 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13386 make_decl_one_only.
13388 2009-06-16 Martin Jambor <mjambor@suse.cz>
13390 PR tree-optimization/40432
13391 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13392 check whether we need to force gimple register operand.
13394 2009-06-16 Martin Jambor <mjambor@suse.cz>
13396 PR tree-optimization/40413
13397 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13398 build_ref_for_offset.
13399 (propagate_subacesses_accross_link): Fix a typo in a comment.
13401 2009-06-16 Ira Rosen <irar@il.ibm.com>
13403 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13404 with additional parameter.
13405 * tree-vectorizer.h (enum vect_def_type): Add new value
13407 (enum vect_relevant): Add comments.
13408 (vect_is_simple_reduction): Add new argument.
13409 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13410 Detect nested cycles.
13411 (vect_is_simple_reduction): Update documentation, add an argument to
13412 distinguish inner-loop reduction from nested cycle, detect nested
13413 cycles, fix printings and indentation, don't swap operands in case
13415 (get_initial_def_for_reduction): Handle subtraction.
13416 (vect_create_epilog_for_reduction): Add new argument to specify
13417 reduction variable.
13418 (vect_finalize_reduction): Handle subtraction, fix comments.
13419 (vectorizable_reduction): Handle nested cycles. In case of nested
13420 cycle keep track of the reduction variable position. Call
13421 vect_is_simple_reduction with additional parameter. Use original
13422 statement code in reduction epilogue for nested cycle. Call
13423 vect_create_epilog_for_reduction with additional parameter.
13424 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13425 inner-loop vectorization.
13426 (vect_recog_widen_sum_pattern): Likewise.
13427 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13429 (vect_mark_stmts_to_be_vectorized): Likewise.
13430 (vect_get_vec_def_for_operand): Handle nested cycles.
13432 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13434 * doc/invoke.texi (Debugging Options): Fix option index entries
13435 for -fdump-statistics, -frandom-seed add entries for
13436 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13437 (FRV Options): Fix entries for -mTLS, -mtls.
13438 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13439 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13440 (M68hc1x Options): Fix @itemx for -mnominmax.
13441 (MCore Options): Fix entry for -mno-lsim.
13442 (MMIX Options): Fix entry for -mabi=mmixware.
13443 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13445 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13447 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13448 Mention the plugin mode of gengtype.
13449 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13450 * gengtype.c: Updated copyright.
13451 (plugin_files, nb_plugin_files) Added new static variables.
13452 (measure_input_list) Care about plugin_files.
13453 (write_rtx_next): Added early return in plugin mode.
13454 (create_file): Updated copyright year in generated file. Added
13456 (oprintf): Added early return if NULL outf.
13457 (get_output_file_with_visibility): Care of plugin_files.
13458 (get_output_file_name): May return null.
13459 (write_local): Added early return.
13460 (put_mangled_filename): Ditto.
13461 (finish_root_table): Added check for base_files.
13462 (write_roots): Care about null when plugins.
13463 (main): Added plugin mode.
13465 2009-06-15 Ian Lance Taylor <iant@google.com>
13467 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13468 * gcov.c (read_count_file): Add braces around variables declared
13471 * c.opt (Wjump-misses-init): New warning.
13472 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13473 -Wall and -Wc++-compat if not already set.
13474 (c_common_post_options): Clear warn_jump_misses_init if it was not
13476 * c-decl.c (struct c_binding): Change type field to a union with
13477 new label field. Make it the first field in the struct. Update
13478 references to type to use u.type instead.
13479 (struct c_spot_bindings): Define.
13480 (struct c_goto_bindings): Define.
13481 (c_goto_bindings_p): Define, along with VECs.
13482 (struct c_label_vars): Define.
13483 (struct c_scope): Add has_label_bindings field.
13484 (bind_label, set_spot_bindings): New static functions.
13485 (decl_jump_unsafe, update_spot_bindings): New static functions.
13486 (update_label_decls): New static function.
13487 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13488 Update binding u.label field to shadowed field.
13489 (c_binding_start_stmt_expr): New function.
13490 (c_binding_end_stmt_expr): New function.
13491 (pushdecl): Don't call c_begin_vm_scope.
13492 (make_label): Add defining and p_label_vars parameters. Change
13494 (lookup_label): Correct test for whether a label has not yet been
13495 defined. Call bind_label rather than bind.
13496 (warn_about_goto): New static function.
13497 (lookup_label_for_goto): New function.
13498 (declare_label): Call bind_label rather than bind.
13499 (check_earlier_gotos): New static function.
13500 (define_label): Don't give errors about jumping into statement
13501 expressions or scopes of variably modified types. Call
13502 set_spot_bindings and check_earlier_gotos. Call bind_label
13503 instead of bind. Don't set label_context_stack_se or
13504 label_context_stack_vm.
13505 (c_get_switch_bindings): New function.
13506 (c_release_switch_bindings): New function.
13507 (c_check_switch_jump_warnings): New function.
13508 (start_function): Don't set label_context_stack_se or
13509 label_context_stack_vm.
13510 (finish_function): Likewise.
13511 * c-typeck.c (label_context_stack_se): Don't define.
13512 (label_context_stack_vm): Don't define.
13513 (c_finish_goto_label): Call lookup_label_for_goto rather than
13514 lookup_label. Don't give errors about jumping into a statement
13515 expression or the scope of a variably modified type. Don't set
13516 label_context_stack_se or label_context_stack_vm.
13517 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13518 fields. Add bindings field.
13519 (c_start_case): Don't set deleted fields. Set bindings field.
13520 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13521 or blocked_vm. Call c_check_switch_jump_warnings.
13522 (c_finish_case): Don't test blocked_stmt_expr field. Call
13523 c_release_switch_bindings.
13524 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13525 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13526 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13527 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13528 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13529 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13530 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13531 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13532 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13533 (C_DECL_UNJUMPABLE_VM): Don't define.
13534 (C_DECL_UNDEFINABLE_VM): Don't define.
13535 (struct c_label_list): Don't define.
13536 (struct c_label_context_se): Don't define.
13537 (struct c_label_context_vm): Don't define.
13538 (struct c_spot_bindings): Declare.
13539 (c_bindings_start_stmt_expr): Declare.
13540 (c_bindings_end_stmt_expr): Declare.
13541 (lookup_label_for_goto): Declare.
13542 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13543 (c_check_switch_jump_warnings): Declare.
13544 (label_context_stack_se, label_context_stack_vm): Don't declare.
13545 (c_finish_goto_label): Update declaration.
13546 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13547 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13548 (Warning Options): Document -Wjump-misses-init.
13550 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13552 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13555 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13557 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13559 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13561 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13563 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13565 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13567 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13569 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13570 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13571 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13572 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13573 * dwarf2asm.c (dw2_force_const_mem): Update call to
13574 make_decl_one_only.
13575 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13576 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13577 * langhooks.c (lhd_comdat_group): Remove.
13578 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13579 * tree.h (DECL_COMDAT_GROUP): New.
13580 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13581 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13582 (make_decl_one_only): Change signature.
13583 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13584 make_decl_one_only.
13585 (make_decl_one_only): Change signature.
13586 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13588 2009-06-15 Richard Guenther <rguenther@suse.de>
13590 PR middle-end/40439
13591 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13593 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13595 * tree-ssa-math-opts.c: Remove extra divide.
13597 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13599 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13601 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13603 * passes.c: Add bswap pass.
13604 * tree-pass.h: Add pass_optimize_bswap declaration.
13605 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13606 Include rtl.h, expr.h and optabs.h for optab_handler check.
13607 (struct symbolic_number, pass_optimize_bswap): New definition.
13608 (do_shift_rotate, verify_symbolic_number_p): New functions.
13609 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13610 (gate_optimize_bswap): New function.
13611 * tree.c (widest_int_cst_value): New function.
13612 * tree.h (widest_int_cst_value): Prototype added.
13614 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13616 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13617 REG_EQUAL/REG_EQUIV notes.
13619 2009-06-14 Richard Guenther <rguenther@suse.de>
13621 PR middle-end/40389
13622 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13623 has its address taken if NRV was applied and it is addressable.
13624 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13625 function split out from ...
13626 (get_constraint_for_1): ... here.
13627 (handle_rhs_call): Use it to mark the return slot escaped if
13628 it is addressable and NRV was applied.
13630 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13632 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13633 Change first argument type to location_t.
13634 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13635 Do not set input_location.
13636 Use loc instead of input_location throughout.
13638 2009-06-13 Richard Guenther <rguenther@suse.de>
13640 PR tree-optimization/40421
13641 * tree-predcom.c (should_unroll_loop_p): Remove.
13642 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13644 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13646 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13647 Add location argument.
13649 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13651 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13653 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13654 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13655 * config/spu/spu-protos.h: Add location to
13656 spu_resolve_overloaded_builtin.
13657 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13658 spu_build_builtin_va_list.
13659 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13660 argument. Pass location to build_function_call_vec.
13661 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13663 (emit_fpu_switch): Same.
13664 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13665 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13666 to build_decl and create_artificial_label.
13667 (xtensa_gimplify_va_arg_expr): Same.
13668 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13669 (xstormy16_gimplify_va_arg_expr): Same.
13670 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13671 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13672 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13673 (mips16_build_function_stub): Same.
13674 (mips16_build_call_stub): Same.
13676 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13679 * arm/constraints.md (Pa, Pb): New constraints.
13680 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13681 split pattern to deal with them.
13683 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13685 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13686 fix index entry for -Xpreprocessor.
13688 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13690 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13691 Add location argument to build_decl call.
13692 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13693 (rs6000_init_builtins): Same.
13694 (spe_init_builtins): Same.
13695 (rs6000_gimplify_va_arg): Add location argument to
13696 create_artificial_label call.
13698 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13700 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13701 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13702 * Makefile.in: Fix GGC dependency for gcse.o.
13704 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13706 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13707 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13708 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13710 * c-parser.c (c_parser_binary_expression): Use current column while
13711 building binary operations.
13712 * common.opt (fshow-column): Enable by default.
13713 * tree-vrp.c (check_array_ref): Use warning_at.
13714 (check_array_bounds): Use location from call back if expr has no
13716 * tree.h: Add location argument to maybe_fold_*.
13717 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13718 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13719 (maybe_fold_offset_to_component_ref): Same.
13720 (maybe_fold_offset_to_reference): Same.
13721 (maybe_fold_offset_to_address): Same.
13722 (maybe_fold_stmt_indirect): Same.
13723 (maybe_fold_stmt_addition): Same.
13724 (fold_stmt_r): Pass location to maybe_fold_*.
13725 (fold_gimple_assign): Same.
13726 * c-tree.h: Add location argument to finish_decl,
13727 default_function_array_conversion, store_init_value.
13728 * c-decl.c (define_label): Use error_at.
13729 (c_make_fname_decl): Pass location to finish_decl.
13730 (finish_decl): New location argument.
13731 (build_compound_literal): Pass location to store_init_value.
13732 (grokdeclarator): Pass location to finish_decl.
13734 * c-typeck.c (array_to_pointer_conversion): New location argument.
13735 (function_to_pointer_conversion): Same.
13736 (default_function_array_conversion): Same.
13737 (parser_build_unary_op): Pass location to overflow_warning.
13738 (parser_build_binary_op): Same. Use warning_at.
13739 (build_unary_op): Pass location to array_to_pointer_conversion.
13740 (build_c_cast): Pass location to digest_init.
13741 (build_modify_expr): New location argument.
13742 (convert_for_assignment): Same.
13743 (store_init_value): Same.
13744 (digest_init): Same.
13745 (output_init_element): Pass location to digest_init and
13746 array_to_pointer_conversion.
13747 (c_finish_return): Pass location to convert_for_assignment.
13748 * gimplify.c (gimplify_conversion): Pass location to
13749 maybe_fold_offset_to_address.
13750 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13751 to maybe_fold_stmt_addition.
13752 * c-omp.c (c_finish_omp_atomic): Pass new location to
13754 (c_finish_omp_for): Same.
13755 * c-common.c (overflow_warning): New argument.
13756 * c-common.h: New argument to build_modify_expr, overflow_warning.
13757 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13759 (c_parser_initializer): Pass location to
13760 default_function_array_conversion.
13761 (c_parser_initelt): Same.
13762 (c_parser_initval): Same.
13763 (c_parser_asm_operands): Same.
13764 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13765 (c_parser_conditional_expression): Same.
13766 (c_parser_binary_expression): Add location info to stack. Use it.
13767 (c_parser_unary_expression): Pass location to
13768 default_function_array_conversion, parser_build_unary_op,
13769 build_indirect_ref, c_parser_postfix_expression_after_primary.
13770 (c_parser_postfix_expression_after_primary): New location argument.
13772 (c_parser_expression_conv): Pass location to
13773 default_function_array_conversion.
13774 (c_parser_expr_list): Same.
13775 (c_parser_omp_atomic): Same.
13776 (c_parser_omp_for_loop): Same.
13777 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13778 (build_array_declarator): New argument.
13779 * c-decl.c (build_array_declarator): Add location argument.
13780 (grokdeclarator): Set id_loc for cdk_array.
13781 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13782 build_array_declarator.
13783 * tree.c (build_omp_clause): Add location argument.
13784 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13785 (OMP_CLAUSE_LOCATION): New macro.
13786 (struct tree_omp_clause): Add location field.
13787 (build_omp_clause): Add argument.
13788 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13789 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13791 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13792 (cp_parser_omp_clause_collapse): Same.
13793 (cp_parser_omp_clause_default): Same.
13794 (cp_parser_omp_clause_if): Same.
13795 (cp_parser_omp_clause_nowait): Same.
13796 (cp_parser_omp_clause_num_threads): Same.
13797 (cp_parser_omp_clause_ordered): Same.
13798 (cp_parser_omp_clause_schedule): Same.
13799 (cp_parser_omp_clause_untied): Same.
13800 (cp_parser_omp_for_loop): Same.
13801 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13802 * c-tree.h (c_start_case): Add location argument.
13803 (c_process_expr_stmt): Same.
13804 (c_finish_goto_*): Same.
13805 * tree-parloops.c (initialize_reductions): Pass location to
13807 (create_parallel_loop): Same.
13808 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13809 (gfc_trans_omp_reduction_list): Same.
13810 (gfc_trans_omp_clauses): Same.
13811 (gfc_trans_omp_do): Same.
13812 * c-typeck.c (c_finish_goto_label): Same.
13813 (c_finish_goto_ptr): New location argument.
13814 (c_start_case): Same.
13815 (emit_side_effect_warnings): Same.
13816 (c_process_expr_stmt): Same.
13817 (c_finish_stmt_expr): Same.
13818 (c_finish_omp_clauses): Use error_at instead of error.
13819 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13821 * c-omp.c (c_split_parallel_clauses): New location argument.
13822 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13823 to build_omp_clause.
13824 (convert_local_reference_stmt): Same.
13825 (convert_gimple_call): Same.
13826 * c-common.h (c_split_parallel_clauses): New argument.
13827 * c-parser.c (c_parser_statement_after_labels): Pass location to
13828 c_finish_goto_label.
13829 (c_parser_switch_statement): Pass location to c_start_case.
13830 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13831 and c_process_expr_stmt.
13832 (c_parser_omp_variable_list): Add location argument.
13833 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13834 (c_parser_omp_clause_default): Same.
13835 (c_parser_omp_clause_if): Same.
13836 (c_parser_omp_clause_num_threads): Same.
13837 (-c_parser_omp_clause_ordered): Same.
13838 (c_parser_omp_clause_reduction): Pass location to
13839 c_parser_omp_variable_list.
13840 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13841 (c_parser_omp_clause_untied): Same.
13842 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13843 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13845 * c-tree.h (check_for_loop_decls, undeclared_variable,
13846 build_component_ref, build_array_ref, build_external_ref,
13847 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13848 build_conditional_expr, build_compound_expr, c_cast_expr,
13849 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13850 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13852 * c-semantics.c (build_stmt): Same.
13853 (build_case_label): Same.
13854 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13855 (undeclared_variable): New argument.
13856 (make_label): Same.
13857 (lookup_label): Pass location on down.
13858 (define_label): Same.
13859 (finish_decl): Same.
13860 (build_compound_literal): Same.
13861 (finish_struct): Same.
13862 (finish_function): Do not set location here.
13863 (check_for_loop_decls): New argument.
13864 * tree.c (save_expr): Set location.
13865 (build_empty_stmt): New argument.
13866 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13867 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13868 * builtins.c (gimplify_va_arg_expr): Use locations.
13869 (expand_builtin_sync_operation): Same.
13870 * c-typeck.c (build_component_ref): New argument.
13871 (build_array_ref): Same.
13872 (build_external_ref): Same.
13873 (c_expr_sizeof_expr): Same.
13874 (c_expr_sizeof_type): Same.
13875 (parser_build_unary_op): Same.
13876 (build_conditional_expr): Same.
13877 (build_compound_expr): Pass location on down.
13878 (build_compound_expr): New argument.
13879 (build_c_cast): Same.
13880 (c_cast_expr): Same.
13881 (build_asm_expr): Same.
13882 (c_finish_return): Same.
13883 (c_process_expr_stmt): Pass location on down.
13884 (c_finish_stmt_expr): New argument.
13885 (push_clenaup): Same.
13886 (c_finish_omp_parallel): Same.
13887 (c_finish_omp_task): Same.
13888 * gimplify.c (gimplify_call_expr): Pass location on down.
13889 * c-omp.c (c_finish_omp_master): New argument.
13890 (c_finish_omp_critical): Same.
13891 (c_finish_omp_ordered): Same.
13892 (c_finish_omp_barrier): Same.
13893 (-c_finish_omp_taskwait): Same.
13894 (c_finish_omp_atomic): Same.
13895 (c_finish_omp_flush): Same.
13896 * tree-inline.c (copy_tree_body_r): Pass location on down.
13897 (inline_forbidden_p): Remove use of input_location.
13898 * c-gimplify.c (c_build_bind_expr): New argument.
13899 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13900 (c_sizeof_or_alignof_type): New argument.
13901 (c_alignof_expr): Same.
13902 (build_va_arg): Same.
13903 (c_add_case_label): Same.
13904 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13905 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13906 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13907 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13908 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13909 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13911 * stub-objc.c (objc_build_selector_expr): Same.
13912 (objc_build_throw_stmt): Same.
13913 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13914 (c_parser_initelt): Same.
13915 (c_parser_compound_statement): Same.
13916 (c_parser_compound_statement_nostart): Same.
13917 (c_parser_label): Same.
13918 (c_parser_statement_after_labels): Same.
13919 (c_parser_if_body): Same.
13920 (c_parser_else_body): Same.
13921 (c_parser_if_statement): Same.
13922 (c_parser_switch_statement): Same.
13923 (c_parser_while_statement): Same.
13924 (c_parser_do_statement): Same.
13925 (c_parser_for_statement): Same.
13926 (c_parser_asm_statement): Same.
13927 (c_parser_conditional_expression): Same.
13928 (c_parser_binary_expression): Same.
13929 (c_parser_cast_expression): Same.
13930 (c_parser_unary_expression): Same.
13931 (c_parser_sizeof_expression): Same.
13932 (c_parser_alignof_expression): Same.
13933 (c_parser_postfix_expression): Same.
13934 (c_parser_expression): Same.
13935 (c_parser_objc_receiver): Same.
13936 (c_parser_omp_variable_list): Same.
13937 (c_parser_omp_structured_block): Same.
13938 (c_parser_omp_atomic): New argument.
13939 (c_parser_omp_barrier): Same.
13940 (c_parser_omp_critical): Same.
13941 (c_parser_omp_flush): Pass location on down.
13942 (c_parser_omp_for_loop): New argument.
13943 (c_parser_omp_for): Same.
13944 (c_parser_omp_master): Same.
13945 (c_parser_omp_ordered): Same.
13946 (c_parser_omp_sections_scope): Same.
13947 (c_parser_omp_sections): Same.
13948 (c_parser_omp_parallel): Same.
13949 (c_parser_omp_single): Same.
13950 (c_parser_omp_task): Same.
13951 (c_parser_omp_taskwait): Pass location on down.
13952 (c_parser_omp_construct): Same.
13953 (c_parser_omp_threadprivate): Same.
13954 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13955 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13956 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13957 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13958 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13959 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13960 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13961 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13962 config/i386/i386.c, stmt.c:
13963 Add location argument to the following function definitions and/or
13964 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13965 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13966 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13967 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13968 do_case, c_finish_bc_stmt, build_compound_literal,
13969 build_function_call.
13970 * c-decl.c (build_compound_literal): Add location argument.
13971 Make all diagnostic calls use location.
13972 (start_struct): Same.
13973 (finish_struct): Same.
13974 (start_enum): Same.
13975 (build_enumerator): Same.
13976 (start_function): Same.
13977 (grokdeclarator): Make all diagnostic calls use location.
13978 (store_parm_decls_oldstyle): Same.
13979 * c-typeck.c (build_function_call): Add location argument.
13980 Make all diagnostic calls use location.
13982 (c_finish_bc_stmt): Same.
13983 * tree-nested.c (get_trampoline_type): Add argument.
13984 Pass location to build_decl.
13985 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13986 * rtl.h (RTL_LOCATION): New.
13987 * c-common.c (c_add_case_label): Add location argument.
13988 Make all diagnostic calls use location.
13989 * c-common.h: Add location argument to make_fname_decl, do_case,
13990 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13991 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13992 Set it appropriately for every case. Pass enum_loc to start_enum
13993 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13995 (c_parser_struct_or_union_specifier): Save location. Use it for
13996 start_struct, finish_struct, and parser_xref_tag.
13998 2009-06-12 Ian Lance Taylor <iant@google.com>
14000 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14002 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14003 cpp_opts->warn_cxx_operator_names.
14005 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14008 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14009 is returns NULL and OP is a VCE, look through the VCE.
14011 2009-06-12 Ian Lance Taylor <iant@google.com>
14014 * collect2.c (main): Use CONST_CAST2 in code inside #if
14015 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14017 2009-06-12 Joey Ye <joey.ye@intel.com>
14019 PR middle-end/39146
14020 * cfgexpand.c (get_decl_align_unit): Update
14021 max_used_stack_slot_alignment with align instead of
14022 stack_alignment_needed.
14024 * function.c (assign_stack_local_1): Update
14025 max_used_stack_slot_alignment with alignment_in_bits instead
14026 of stack_alignment_needed.
14027 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14030 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14032 * dwarf2out.c (last_var_location_insn): New variable.
14033 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14034 (dwarf2out_var_location): Don't record anything after last real
14035 insn. Only change labels if there were any real instructions
14036 in between last note and this one, or if changed sections.
14038 2009-06-11 Richard Henderson <rth@redhat.com>
14040 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14041 note when storing the frame pointer in a register.
14042 (FRP): Don't redefine to nothing for epilogue.
14043 (alpha_expand_epilogue): Mark register and sp restores.
14044 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14046 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14047 when gen_lowpart is needed.
14049 2009-06-11 Richard Henderson <rth@redhat.com>
14051 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14053 * dwarf2out.c (need_data_align_sf_opcode): New.
14054 (div_data_align): Move earlier.
14055 (def_cfa_1, reg_save): Use it.
14057 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14059 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14060 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14061 (ix86_handle_option): Handle OPT_mcrc32.
14062 (ix86_target_string): Add -mcrc32.
14063 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14065 * config/i386/i386.h (TARGET_CRC32): New.
14067 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14068 (sse4_2_crc32di): Likewise.
14070 * config/i386/i386.opt (mcrc32): New.
14072 * doc/invoke.texi: Document -mcrc32.
14074 2009-06-11 Richard Henderson <rth@redhat.com>
14076 * common.opt (gdwarf-): Accept a version number.
14077 * doc/invoke.texi (gdwarf-): Update docs.
14078 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14079 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14080 version level, and record it.
14082 * dwarf2.h (DW_CIE_VERSION): Remove.
14083 * dwarf2out.c (DWARF_VERSION): Remove.
14084 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14085 (output_call_frame_info): Use CIE version 3 for dwarf3,
14086 or if the return register column is out of range for version 1.
14087 (dwarf_stack_op_name): Add all dwarf3 values.
14088 (DEBUG_PUBTYPES_SECTION): New.
14089 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14090 encoding change for dwarf3.
14091 (output_die) [dw_val_class_die_ref]: Likewise.
14092 (output_compilation_unit_header): Emit correct version for dwarf3.
14093 (output_line_info): Likewise.
14094 (output_pubnames): Update for DWARF_VERSION removal.
14095 (output_aranges): Likewise.
14096 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14097 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14098 (dwarf2out_finish): Likewise.
14100 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14102 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14105 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14108 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14109 * builtins.c (expand_builtin_unreachable): New function.
14110 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14111 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14112 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14114 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14115 searching for missing barriers.
14117 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14119 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14120 when -fprofile-generate* was passed.
14121 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14123 2009-06-11 Anthony Green <green@moxielogic.com>
14125 * config/moxie/moxie.md: Define length attribute for all instructions.
14127 (*b<cond:code>): Support limited branch ranges for new PC-relative
14128 branch instructions.
14129 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14131 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14133 * config/i386/i386.c (min_insn_size): Use get_attr_length
14134 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14135 For __asm return 0.
14137 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14138 instead of emit_insn_before.
14140 2009-06-10 Ian Lance Taylor <iant@google.com>
14143 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14146 2009-06-10 Revital Eres <eres@il.ibm.com>
14148 * passes.c (init_optimization_passes): Reschedule
14149 predictive-commoning pass before complete unroll pass.
14151 2009-06-10 Martin Jambor <mjambor@suse.cz>
14153 * cgraph.c (cgraph_node_can_be_local_p): New function.
14154 (cgraph_make_node_local): New function.
14155 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14156 (cgraph_make_node_local): Declare.
14158 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14160 * tree.h (tree_base): Add packed_flag and user_align fields.
14161 Decrease size of spare field.
14162 (TYPE_USER_ALIGN): Use user_align from tree_base.
14163 (DECL_USER_ALIGN): Likewise.
14164 (TYPE_PACKED): Use packed_flag from tree_base.
14165 (DECL_PACKED): Likewise.
14166 (tree_type): Delete packed_flag and user_align fields. Widen
14167 precision field. Widen mode field and shuffle fields to align
14168 mode on an 8-bit boundary.
14169 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14170 Renumber decl_flag_* fields. Fix comments. Widen
14171 decl_common_unused field.
14172 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14173 (DECL_EXTERNAL): Likewise.
14174 (DECL_BIT_FIELD): Likewise.
14175 (DECL_NONADDRESSABLE_P): Likewise.
14176 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14177 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14179 2009-06-10 Ian Lance Taylor <iant@google.com>
14181 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14182 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14183 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14184 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14185 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14186 DEF_VEC_ALLOC_FUNC_P.
14187 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14188 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14189 DEF_VEC_ALLOC_FUNC_O.
14190 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14191 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14192 DEF_VEC_ALLOC_FUNC_I.
14193 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14194 (vec_stack_p_reserve_exact_1): Declare.
14195 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14196 (vec_stack_free): Declare.
14197 (VEC_stack_alloc): Define.
14198 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14199 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14200 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14201 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14203 (stack_vecs): New static variable.
14204 (vec_stack_p_reserve_exact_1): New function.
14205 (vec_stack_o_reserve_1): New static function.
14206 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14207 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14208 (vec_stack_free): New function.
14209 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14210 (VEC_df_ref_stack_alloc): Define.
14211 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14212 DEF_VEC_ALLOC_P_STACK.
14213 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14214 (struct df_collection_rec): Change _vec fields to VEC. Remove
14216 (df_free_collection_rec): Adjust for new fields.
14217 (df_insn_rescan): Use new df_collection_rec fields.
14218 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14219 (df_ref_create_structure, df_ref_record): Likewise.
14220 (df_get_conditional_uses, df_get_call_refs): Likewise.
14221 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14222 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14223 (df_record_exit_block_uses, df_bb_verify): Likewise.
14224 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14225 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14226 Remove count parameter. Change return type to void. Change all
14228 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14229 Remove count parameter. Change return type to void. Change all
14231 (df_install_refs): Change old_vec parameter to VEC. Remove count
14232 parameter. Change all callers.
14233 (df_install_mws): Change old_vec parameter to VEC. Remove count
14234 parameter. Change all callers.
14235 (df_refs_verify): Change new_rec parameter to VEC. Change call
14237 (df_mws_verify): Likewise.
14239 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14241 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14243 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14245 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14247 2009-06-10 Anthony Green <green@moxielogic.com>
14249 * config/moxie/crti.asm: New file.
14250 * config/moxie/crtn.asm: New file.
14251 * config/moxie/moxie.c: New file.
14252 * config/moxie/moxie.h: New file.
14253 * config/moxie/sfp-machine.h: New file.
14254 * config/moxie/moxie-protos.h: New file.
14255 * config/moxie/t-moxie: Created.
14256 * config/moxie/t-moxie-softfp: Created.
14257 * config/moxie/moxie.md: Created.
14258 * config/moxie/constraints.md: Created.
14259 * config.gcc: Add moxie support.
14260 * doc/md.texi (Machine Constraints): Add moxie constraints.
14261 * doc/contrib.texi (Contributors): Mention moxie port.
14262 * doc/install.texi (Specific): Mention the moxie port.
14264 2009-06-09 Ian Lance Taylor <iant@google.com>
14266 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14267 compiling with C++.
14268 * optabs.c (optab_table): Only use designated initializers if
14269 HAVE_DESIGNATED_INITIALIZERS is defined.
14270 (convert_optab_table): Likewise.
14271 (init_optabs): Always call init_insn_codes if
14272 HAVE_DESIGNATED_INITIALIZERS is not defined.
14274 2009-06-09 Ian Lance Taylor <iant@google.com>
14276 * targhooks.c (default_builtin_vectorized_function): Change fn
14277 parameter to unsigned int.
14278 (default_builtin_vectorized_conversion): Change code parameter to
14280 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14281 * targhooks.h: Update declarations.
14282 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14283 parameter to unsigned int.
14285 * c-typeck.c (comptypes_check_enum_int): New static function.
14286 (comptypes_internal): Add enum_and_int_p parameter. Change all
14288 (comp_target_types): Add location parameter. Change all callers.
14289 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14290 Change all callers.
14291 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14292 (build_conditional_expr): Add colon_loc parameter. Change all
14294 (convert_for_assignment): Add location parameter. Change all callers.
14295 * c-parser.c (c_parser_conditional_expression): Pass location of
14296 colon to build_conditional_expr.
14297 * c-tree.h (build_conditional_expr): Update declaration.
14299 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14301 * graphite.c: Revert previous patch.
14303 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14306 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14308 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14310 * tree-ssa-loop-prefetch.c
14311 (loop_prefetch_arrays): Fixed a portability problem in printf format
14314 2009-06-09 Martin Jambor <mjambor@suse.cz>
14316 PR tree-optimization/40351
14317 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14318 refrence to a potential artifical subaccess can be constructed.
14320 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14322 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14323 (sh_override_options): Likewise.
14324 * config/sh/sh.c: Include params.h.
14325 (sh_optimization_options): New.
14326 (sh_override_options): Likewise.
14327 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14328 (OVERRIDE_OPTIONS): Use sh_override_options.
14330 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14332 * dwarf2out.c (emit_cfa_remember): New variable.
14333 (add_fde_cfi): If emit_cfa_remember, recurse to add
14334 DW_CFA_remember_state first.
14335 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14336 instead just set emit_cfa_remember.
14338 2009-06-08 Jan Hubicka <jh@suse.cz>
14341 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14343 2009-06-08 Jan Hubicka <jh@suse.cz>
14345 PR middle-end/39834
14346 * cgraphunit.c (save_inline_function_body): Do not copy transform
14347 hooks for saved inline bodies.
14348 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14349 for given function.
14351 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14353 * jump.c (returnjump_p): Handle delayed branches. Add missing
14356 2009-06-08 Jan Hubicka <jh@suse.cz>
14358 PR middle-end/40102
14359 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14360 original node might've been modified.
14361 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14363 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14365 * tree-object-size.c (addr_object_size): Add OSI argument.
14366 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14367 (compute_builtin_object_size, expr_object_size): Adjust callers.
14368 (plus_stmt_object_size): Call addr_object_size instead of
14369 compute_builtin_object_size.
14371 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14372 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14374 * tree-ssa-loop-prefetch.c
14375 (gather_memory_references): Introduced a counter for the number of
14377 (anything_to_prefetch_p): Introduced a counter for the number of
14379 (is_loop_prefetching_profitable): New function with a cost model
14381 (loop_prefetch_arrays): Use the new cost model to determine if
14382 prefetching is profitable.
14383 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14384 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14385 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14386 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14387 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14388 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14390 2009-06-08 Michael Matz <matz@suse.de>
14393 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14394 partitions use the same.
14395 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14396 for basevars of SSA_NAMEs.
14397 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14398 to not expand them twice.
14399 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14402 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14404 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14405 (fdump-final-insns=, gtoggle): New.
14406 * doc/invoke.texi: Document them.
14407 * final.c (rest_of_clean_state): Dump final insn stream.
14408 * gcc.c (invoke_as): Hook in -fcompare-debug.
14409 (static_spec_functions): Add compare-debug-dump-opt,
14410 compare-debug-self-opt and compare-debug-auxbase-opt.
14411 (compare_debug, compare_debug_second, compare_debug_opt): New.
14412 (switches_debug_check, n_switches_debug_check): New.
14413 (debug_auxbase_opt, debug_check_temp_file): New.
14414 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14416 (do_self_spec): Handle arguments after switches.
14417 (do_spec_1): Add .gk extension to temp file basenames for compare.
14418 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14419 (cc1_options): Use it instead of normal auxbase computation for
14420 the second compare-debug compilation.
14421 (compare_files): New.
14422 (main): Set up and implement compare debug mode.
14423 (compare_debug_dump_opt_spec_function): New.
14424 (compare_debug_self_opt_spec_function): New.
14425 (compare_debug_auxbase_opt_spec_function): New.
14426 * toplev.c (process_options): Handle flag_gtoggle,
14427 flag_dump_final_insns.
14428 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14429 during -fcompare-debug-second compilation.
14431 2009-06-07 Ian Lance Taylor <iant@google.com>
14433 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14434 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14436 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14437 with no default node. Change warning with %H to warning_at.
14438 Don't clear warn_switch around case checking.
14439 * doc/invoke.texi (Warning Options): Clarify distinction between
14440 -Wswitch and -Wswitch-enum.
14442 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14444 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14446 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14448 * gbl-ctors.h: Add header guard.
14450 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14452 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14453 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14454 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14455 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14456 prototypes for removed functions.
14457 (expressions_equal_p): Move to ...
14458 * tree-ssa-sccvn.h: ... here and ...
14459 * matrix-reorg.c: ... adjust includes.
14461 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14463 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14465 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14467 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14468 (finish_function): Remove erroneous whitespace.
14470 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14472 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14473 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14475 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14477 * errors.c (internal_error): Commentary typo fix.
14478 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14479 * tree-ssa-pre.c: Ditto.
14481 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14483 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14484 them is supposed to hold actual statements.
14486 2009-06-06 Ian Lance Taylor <iant@google.com>
14488 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14489 empty statements can now have attributes.
14491 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14493 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14494 * config/mips/mips.md: Ditto.
14496 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14498 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14500 (__eabi_uconvert): Likewise.
14502 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14504 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14505 CFI_* definitions with IN_GCC.
14507 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14509 * xcoffout.h (xcoffout_source_line): Update prototype.
14511 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14513 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14514 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14516 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14518 PR middle-end/40340
14519 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14520 inlined_function_outer_scope_p blocks for artificial inlines
14522 * tree.c (tree_nonartificial_location): Rewrite using
14523 block_nonartificial_location.
14525 2009-06-05 Revital Eres <eres@il.ibm.com>
14526 Leehod Baruch <leehod@il.ibm.com>
14528 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14529 (expand_expr_real_1): Remove comment.
14530 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14531 Vectorize misaligned access when the target supports it.
14532 (vect_supportable_dr_alignment): Check for unaligned access support.
14533 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14536 2009-06-05 Julian Brown <julian@codesourcery.com>
14538 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14539 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14541 2009-06-05 Richard Guenther <rguenther@suse.de>
14544 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14545 as possibly unused.
14547 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14549 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14550 (save_gprs): Don't tell unwinder when a global register is saved.
14551 (s390_emit_epilogue): Emit needed epilogue unwind info.
14553 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14555 * dwarf2out.c (deferred_asm_name): New.
14556 (add_name_and_src_coords_attributes): Defer creation of
14557 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14559 (move_linkage_attr): New.
14560 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14563 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14565 * tree-nested.c (finalize_nesting_tree_1): Declare the
14566 frame_decl in the binding tree.
14568 2009-06-04 Cary Coutant <ccoutant@google.com>
14570 * basic-block.h (struct basic_block_def): Add discriminator field.
14571 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14573 * debug.c (do_nothing_debug_hooks): Add additional entry.
14574 (debug_nothing_int_charstar_int): New function.
14575 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14576 (debug_nothing_int_charstar_int): New declaration.
14577 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14578 discriminator value in .loc directive.
14579 * final.c (last_discriminator): New variable.
14580 (discriminator): New variable.
14581 (final_start_function): Initialize above variables, pass current
14582 discriminator to debug hook.
14583 (notice_source_line): Check for discriminator change.
14584 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14585 * sdbout.c (sdbout_source_line): New parameter.
14586 * tree-cfg.c (struct locus_discrim_map): New structure type.
14587 (discriminator_per_locus): New hash table.
14588 (build_gimple_cfg): Allocate and free discriminator hash table.
14589 (make_edges): Call assign_discriminator.
14590 (locus_map_hash): New function.
14591 (locus_map_eq): New function.
14592 (next_discriminator_for_locus): New function.
14593 (same_line_p): New function.
14594 (assign_discriminator): New function.
14595 (make_cond_expr_edges): Call assign_discriminator.
14596 (make_gimple_switch_edges): Likewise.
14597 (first_non_label_stmt): New function.
14598 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14600 * xcoffout.c (xcoffout_source_line): Add new parameter.
14602 * configure.ac (gcc_cv_as_discriminator): New configury check for
14603 gas support for discriminator.
14604 * configure: Regenerate.
14605 * config.in: Regenerate.
14607 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14609 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14610 val after checking for integers.
14612 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14614 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14616 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14617 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14618 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14619 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14620 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14621 X64_SSE_REGPARM_MAX.
14622 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14623 X64_SSE_REGPARM_MAX.
14625 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14627 * gcc.c (report_times_to_file): New.
14628 (execute): Implement it.
14629 (process_command): Support -time=.
14630 * doc/invoke.texi: Document it.
14632 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14634 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14635 that have value exprs.
14637 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14639 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14640 declarations for constants until...
14641 (dw2_output_indirect_constant_1): ... this point.
14643 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14646 * arm.md (arm_addsi3): Don't try to split an add with an
14647 eliminable register until after reload has completed.
14649 2009-06-03 Ian Lance Taylor <iant@google.com>
14651 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14652 * genattrtab.c (write_length_unit_log): Likewise.
14653 * genchecksum.c (dosum): Likewise.
14654 * gengtype.c (write_rtx_next): Likewise.
14655 (finish_root_table, write_roots): Likewise.
14656 * gimple.c (gimple_ops_offset_): Likewise.
14657 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14658 * config/arc/arc.c (arc_attribute_table): Likewise.
14659 * config/arm/arm.c (arm_attribute_table): Likewise.
14660 * config/avr/avr.c (avr_attribute_table): Likewise.
14661 * config/crx/crx.c (crx_attribute_table): Likewise.
14662 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14663 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14664 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14665 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14666 * config/sh/sh.c (sh_attribute_table): Likewise.
14667 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14668 * config/spu/spu.c (spu_attribute_table): Likewise.
14669 * config/v850/v850.c (v850_attribute_table): Likewise.
14671 * config/alpha/alpha.c (vms_attribute_table): Make static.
14672 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14673 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14674 * config/mips/mips.c (mips_attribute_table): Likewise.
14676 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14678 (cc1-checksum.o): Likewise.
14680 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14682 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14684 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14686 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14687 insn if it is changing sp. Use gen_add3_insn instead of
14688 conditionally gen_addsi3 and gen_adddi3.
14689 (offset_below_red_zone_p): New static inline function.
14690 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14691 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14692 * config/rs6000/ppc-asm.h: Include auto-host.h.
14693 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14694 CFI_RESTORE): Define.
14695 * config/rs6000/crtresxgpr.asm: Add unwind info.
14696 * config/rs6000/crtresxfpr.asm: Likewise.
14697 * config/rs6000/crtresgpr.asm: Likewise.
14698 * config/rs6000/crtresfpr.asm: Likewise.
14699 * config/rs6000/crtsavgpr.asm: Likewise.
14700 * config/rs6000/crtsavfpr.asm: Likewise.
14702 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14703 argument of DWARF2_FRAME_REG_OUT macros.
14705 2009-06-03 Julian Brown <julian@codesourcery.com>
14707 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14708 words or less (including TImode) in core registers.
14710 2009-06-03 Richard Guenther <rguenther@suse.de>
14712 PR middle-end/40328
14713 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14715 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14717 * statistics.c (statistics_counter_event): Do not record event
14718 in pass dump if its number == -1.
14719 (curr_statistics_hash): Add assert that we never get passes
14720 with static number == -1.
14722 2009-06-03 Richard Guenther <rguenther@suse.de>
14723 Andrey Belevantsev <abel@ispras.ru>
14725 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14726 non-BLKmode arrays addressable.
14728 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14730 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14731 * config/m68k/m68k.h: ... here.
14733 2009-06-03 Martin Jambor <mjambor@suse.cz>
14735 PR tree-optimization/40323
14736 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14739 2009-06-03 Richard Guenther <rguenther@suse.de>
14741 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14744 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14746 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14747 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14748 JUMP_TABLE_DATA_P where applicable.
14749 * config/sh/sh.c: Ditto.
14750 * config/sh/sh.h: Ditto.
14751 * config/sh/sh.md: Ditto.
14752 * config/sh/symbian.c: Ditto.
14754 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14756 * config/i386/driver-i386.c (describe_cache): Optimize
14757 concatenation of strings. Use snprintf instead of sprintf.
14758 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14759 target when not compiling with GCC.
14761 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14763 * config/sh/sh.c: Revert last change.
14764 (sh_expand_epilogue): Emit a blockage insn before the frame
14765 pointer adjustment unconditionally.
14767 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14769 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14770 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14771 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14772 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14773 to COLLECT_GCC_OPTIONS.
14775 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14777 * collect2.c (target_system_root): New variable.
14778 (main): Handle --sysroot=.
14779 (ignore_library): Strip the sysroot from the library path.
14781 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14783 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14784 (collect2.o): Depend on collect2-aix.h.
14785 (collect2-aix.o): New rule.
14786 * collect2-aix.h: New file.
14787 * collect2-aix.c: Likewise.
14788 * collect2.c: Include collect2-aix.h. Don't undefine
14789 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14790 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14791 Use TARGET_AIX_VERSION instead of _AIX51.
14792 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14793 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14794 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14795 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14796 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14798 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14800 * collect2.c (ignore_library): Avoid premature post-increment
14801 and null deference.
14803 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14805 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14806 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14807 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14808 CROSS_DIRECTORY_STRUCTURE too.
14809 (LINK_LIBG_SPEC): Likewise.
14810 (LIB_SPEC): Add %R to sysroot paths.
14811 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14812 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14813 * config/rs6000/aix51.h: As for aix43.h.
14814 * config/rs6000/aix52.h: Likewise.
14815 * config/rs6000/aix53.h: Likewise.
14816 * config/rs6000/aix61.h: Likewise.
14817 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14818 to the beginning of sysroot paths.
14820 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14822 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14823 INSN_LISTs that are out of the REG_NOTE range.
14825 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14827 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14828 (struct var_to_expand): Likewise.
14829 (struct opt_info): Add head and tail for linked lists of the above.
14830 (analyze_insn_to_expand_var): Initialize next.
14831 (analyze_iv_to_split_insn): Likewise.
14832 (analyze_insns_in_loop): Create linked lists.
14833 (allocate_basic_variable): Simplify for use without hash table.
14834 (insert_var_expansion_initialization): Likewise, make it type-safer.
14835 (combine_var_copies_in_loop_exit): Likewise.
14836 (apply_opt_in_copies): Walk lists rather than hash tables.
14837 (release_var_copies): Simplified and inlined by hand into...
14838 (free_opt_info): ... this function.
14840 2009-06-02 Richard Guenther <rguenther@suse.de>
14842 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14845 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14847 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14848 only for builtins that are not overridden.
14850 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14852 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14855 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14857 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14859 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14861 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14863 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14865 * common.opt (fdump-unnumbered-links): New.
14866 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14867 * print-rtl.c (flag_dump_unnumbered_links): New.
14868 (print_rtx): Test it.
14870 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14872 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14873 push/pop multiple to 8-byte alignment.
14875 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14877 * config/i386/i386.c (queued_cfa_restores): New static variable.
14878 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14880 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14881 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14882 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14883 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14884 note unconditionally.
14885 (ix86_emit_restore_regs_using_mov): Likewise.
14886 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14887 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14888 it through to ix86_emit_restore_reg_using_pop.
14889 (ix86_emit_leave): Add RED_OFFSET argument. Call
14890 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14891 instead of adding REG_CFA_OFFSET note unconditionally.
14892 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14893 the above functions. Call ix86_add_queued_cfa_restore_notes when
14896 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14897 force output of the label even for dwarf2out_do_cfi_asm.
14898 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14899 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14900 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14902 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14903 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14904 dwarf2out_cfi_label callers.
14905 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14906 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14907 Adjust dwarf2out_cfi_label callers.
14908 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14910 * config/i386/i386.h (struct machine_cfa_state,
14911 struct machine_function): Guard with ifndef USED_FOR_TARGET
14912 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14915 * emutls.c (__emutls_get_address): Change arr->size to mean number
14916 of allocated arr->data entries instead of # of slots + 1.
14918 PR middle-end/40316
14919 * recog.c (peep2_reinit_state): New function.
14920 (peephole2_init_state): Use it at the end of a basic block and also
14921 when seeing a RTX_FRAME_RELATED_P insn.
14923 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14925 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14926 fixuns_truncrfdi2): New.
14927 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14928 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14929 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14930 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14931 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14932 *recip_approx): Remove.
14933 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14934 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14935 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14937 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14940 2009-06-01 Ian Lance Taylor <iant@google.com>
14942 * attribs.c (register_attribute): Use CONST_CAST.
14943 * collect2.c (main): Use CONST_CAST2.
14944 (scan_prog_file): Likewise.
14945 * gcc.c (process_command, main): Likewise.
14946 * toplev.c (toplev_main): Likewise.
14948 * c-typeck.c (handle_warn_cast_qual): New static function,
14949 partially broken out of build_c_cast.
14950 (build_c_cast): Call handle_warn_cast_qual.
14951 * doc/invoke.texi (Warning Options): Document new effect of
14954 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14956 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14957 (diagnostic_report_current_module): Print columns.
14958 * common.opt (flag_show_column): Enable by default.
14960 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14962 * alias.c (find_base_term): Check for NULL term before returning.
14964 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14966 Revert due to PR40320:
14967 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14968 * calls.c (emit_library_call_value_1): Don't force_operand for move
14971 2009-06-01 Olivier Hainque <hainque@adacore.com>
14972 Eric Botcazou <ebotcazou@adacore.com>
14974 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14975 to be processed as a bitfield for constructor output purposes.
14976 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14978 * varasm.c (oc_local_state): New type, output_constructor
14979 local state to support communication with helpers.
14980 (oc_outer_state): New type, output_constructor outer state of
14981 relevance in recursive calls.
14982 (output_constructor_array_range): New output_constructor helper,
14983 extracted code for an array range element.
14984 (output_constructor_regular_field): New output_constructor helper,
14985 extracted code for an element that is not a bitfield.
14986 (output_constructor_bitfield): New output_constructor helper,
14987 extracted code for a bitfield element. Accept an OUTER state
14988 argument for recursive processing. Recurse on record or array
14989 CONSTRUCTOR values, possibly past noop conversions.
14990 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14991 VALUE is a valid constant-valued expression for use in a static
14992 bit-field initializer.
14993 (output_constructor): Rework to use helpers. Accept and honor an
14994 OUTER state argument for recursive calls. Return total size. Be
14995 prepared for nested constructors initializing bitfields.
14996 (output_constant): Feed OUTER in calls to output_constructor.
14998 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15000 * calls.c (emit_library_call_value_1): Don't force_operand for move
15003 2009-06-01 Nick Clifton <nickc@redhat.com>
15005 * doc/invoke.texi (IA-64 Options): Fix typo.
15007 2009-06-01 Ira Rosen <irar@il.ibm.com>
15009 PR tree-optimization/39129
15010 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15012 (vect_do_peeling_for_loop_bound): Use
15013 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15014 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15015 (vect_loop_versioning): Likewise.
15016 (vect_create_cond_for_alias_checks): Fix indentation.
15017 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15019 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15020 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15021 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15022 "control flow in loop".
15023 (vect_estimate_min_profitable_iters): Use
15024 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15025 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15026 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15027 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15028 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15029 statement belongs to a group of strided accesses with the exact code
15031 (vectorizable_load): Likewise.
15032 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15033 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15035 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15037 * config/freebsd-stdint.h: New file.
15038 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15039 Add freebsd-stdint.h to tm_file.
15041 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15043 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15044 (thumb2_extendhidi2): Likewise.
15046 2009-05-31 Ian Lance Taylor <iant@google.com>
15048 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15050 2009-05-31 Ian Lance Taylor <iant@google.com>
15052 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15053 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15054 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15056 2009-05-31 Jason Merrill <jason@redhat.com>
15058 * tree-pretty-print.c (print_call_name): Take the callee, not the
15059 call itself. Make non-static. Use dump_function_name for functions.
15060 (dump_generic_node): Adjust.
15061 * diagnostic.h: Declare print_call_name.
15062 * gimple-pretty-print.c (dump_gimple_call): Use it.
15064 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15066 * config/sh/sh.md (ashldi3_std): New define_expand.
15069 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15072 * config/sh/sh.c: Include debug.h.
15073 (sh_expand_epilogue): Emit a blockage insn before the frame
15074 pointer adjustment also when dwarf2out_do_frame returns true.
15076 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15078 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15079 (thumb2_extendqidi2): New pattern.
15081 2009-05-31 Ira Rosen <irar@il.ibm.com>
15083 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15084 mark phis for renaming.
15085 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15086 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15087 Call mark_sym_for_renaming.
15088 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15089 * tree-vect-loop.c (vect_transform_loop): Remove
15090 vect_memsyms_to_rename initialization and a call to
15091 mark_set_for_renaming.
15093 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15095 PR middle-end/40304
15096 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15097 frame related even if !set_cfa && style < 0.
15099 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15101 * config/i386/mingw-tls.c: New file.
15102 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15103 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15104 defining _WIN32 but not __CYGWIN__.
15106 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15108 * configure.ac: Add MPC support.
15110 * config.in, configure: Regenerate.
15112 2009-05-29 Richard Henderson <rth@redhat.com>
15114 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15115 NOTE_INSN_BASIC_BLOCK.
15116 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15117 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15118 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15120 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15122 (add_cfi): Disable check redefining cfa away from drap.
15123 (lookup_cfa_1): Add remember argument; handle remember/restore.
15124 (lookup_cfa): Pass remember argument.
15125 (cfa_remember): New.
15126 (compute_barrier_args_size_1): Remove sibcall check.
15127 (dwarf2out_frame_debug_def_cfa): New.
15128 (dwarf2out_frame_debug_adjust_cfa): New.
15129 (dwarf2out_frame_debug_cfa_offset): New.
15130 (dwarf2out_frame_debug_cfa_register): New.
15131 (dwarf2out_frame_debug_cfa_restore): New.
15132 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15133 (dwarf2out_begin_epilogue): New.
15134 (dwarf2out_frame_debug_restore_state): New.
15135 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15136 DW_CFA_restore_state.
15137 (output_cfi_directive): Likewise.
15138 (convert_cfa_to_fb_loc_list): Likewise.
15139 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15140 * dwarf2out.h: Update.
15141 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15142 (copy_insn_1): Early out for null.
15143 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15144 and dwarf2out_frame_debug_restore_state.
15145 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15146 (prologue_insn_hash, epilogue_insn_hash): New.
15147 (free_after_compilation): Adjust freeing accordingly.
15148 (record_insns): Create hash table if needed; push insns into
15149 hash instead of array.
15150 (maybe_copy_epilogue_insn): New.
15151 (contains): Search hash table instead of array.
15152 (sibcall_epilogue_contains): Remove.
15153 (thread_prologue_and_epilogue_insns): Split eh_return insns
15154 and mark them as epilogues.
15155 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15156 scanning in terms of basic blocks.
15157 * insn-notes.def (CFA_RESTORE_STATE): New.
15158 * jump.c (returnjump_p_1): Accept EH_RETURN.
15159 (eh_returnjump_p_1, eh_returnjump_p): New.
15160 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15161 CFA_REGISTER, CFA_RESTORE): New.
15162 * rtl.def (EH_RETURN): New.
15163 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15165 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15166 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15168 * config/i386/i386.c (gen_push): Update cfa state.
15169 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15170 add a CFA_ADJUST_CFA note.
15171 (ix86_dwarf_handle_frame_unspec): Remove.
15172 (ix86_expand_prologue): Update cfa state.
15173 (ix86_emit_restore_reg_using_pop): New.
15174 (ix86_emit_restore_regs_using_pop): New.
15175 (ix86_emit_leave): New.
15176 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15177 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15178 * config/i386/i386.h (struct machine_cfa_state): New.
15179 (ix86_cfa_state): New.
15180 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15181 (eh_return_internal): Merge from eh_return_<mode>,
15182 use eh_return rtx, split w/ epilogue.
15184 2009-05-29 Ian Lance Taylor <iant@google.com>
15186 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15188 * calls.c (emit_library_call_value_1): Likewise.
15190 * c-typeck.c (c_build_va_arg): New function.
15191 * c-tree.h (c_build_va_arg): Declare.
15192 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15193 instead of build_va_arg.
15195 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15197 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15198 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15199 (ptr_difference_cost): Use affine combinations to compute it.
15200 (difference_cost): Likewise.
15201 (get_computation_cost_at): Compute more accurate cost for addresses
15202 if the ratio is a multiplier allowed in addresses.
15203 For non-addresses, consider that an additional offset or symbol is
15206 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15208 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15209 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15211 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15212 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15213 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15215 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15216 to 1 for TYPE_SSE{IADD1,CVT1}.
15217 (prefix_vex_imm8): Removed.
15218 (length_vex): Only pass 1 as second argument to
15219 ix86_attr_length_vex_default if prefix_extra is 0.
15220 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15221 (length): For prefix vex computation use length_immediate
15222 attribute instead of prefix_vex_imm8.
15223 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15224 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15225 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15226 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15227 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15228 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15229 a space in between the operands.
15230 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15231 if one operand is 0xff and the other one si, di, bp or sp.
15232 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15233 other one si, di, bp or sp.
15234 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15235 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15236 type and mode attributes.
15237 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15238 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15239 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15240 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15241 prefix_data16 attribute iff MODE_DF.
15242 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15243 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15244 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15245 constm128_operand in length_immediate computation.
15246 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15247 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15248 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15249 length_immediate attribute to 1.
15250 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15251 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15252 for certain alternatives.
15253 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15254 prefix_data16 attribute if MODE_V1DF.
15255 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15256 length_immediate to 1.
15257 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15258 length_address to 4, set mode attribute to MODE_DI.
15259 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15260 (fxam<mode>2_i387): Set length attribute to 4.
15261 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15262 *prefetch_3dnow_rex): Override length_address attribute.
15263 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15265 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15266 (constm128_operand): Removed.
15267 * config/i386/i386.c (memory_address_length): For
15268 disp && !index && !base in 64-bit mode account for SIB byte if
15269 print_operand_address can't optimize disp32 into disp32(%rip)
15270 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15271 for fs: or gs: segment.
15272 (ix86_attr_length_immediate_default): When checking if shortform
15273 is possible, truncate immediate to the length of the non-shortened
15275 (ix86_attr_length_address_default): Ignore MEM_P operands
15277 (ix86_attr_length_vex_default): Only check for DImode on
15278 GENERAL_REG_P operands.
15279 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15280 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15281 (sse_cvttps2pi): Clear prefix_rep attribute.
15282 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15284 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15285 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15286 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15287 iff operand 2 is const_int_operand.
15288 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15289 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15290 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15292 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15294 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15295 prefix_data16 attribute for movlpd and movhpd instructions.
15296 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15297 length_immediate for shufpd instruction.
15298 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15299 (avx_cmpp<avxmodesuffixf2c><mode>3,
15300 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15301 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15302 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15303 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15304 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15305 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15306 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15307 prefix_data16 attribute for the first alternative to 1.
15308 (*avx_loadlps): Override length_immediate for the first alternative.
15309 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15310 attributes for second alternative.
15311 (*vec_concatv2sf_sse4_1): Override length_immediate and
15312 prefix_data16 attributes for second alternative.
15313 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15314 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15315 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15316 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15317 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15318 prefix_data16 and length_immediate to 1.
15319 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15321 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15322 prefix_extra attribute for variants that don't have 0f prefix alone.
15323 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15324 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15325 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15326 *sse4_1_pextrd): Set length_immediate to 1.
15327 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15328 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15330 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15331 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15332 length_immediate to 1 for second alternative.
15333 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15334 prefix_extra and length_immediate attributes for the first
15336 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15338 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15339 to 1 for the first and third alternative.
15340 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15342 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15344 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15346 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15347 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15348 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15349 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15350 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15351 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15352 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15353 ssse3_psign<mode>3): Override prefix_rex attribute.
15354 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15355 (ssse3_palignrti): Override length_immediate to 1.
15356 (ssse3_palignrdi): Override length_immediate to 1, override
15357 prefix_rex attribute.
15358 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15359 (sse4a_extrqi): Override length_immediate to 2.
15360 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15361 (sse4a_insertq): Override prefix_data16 to 0.
15362 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15363 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15364 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15365 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15366 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15367 and length_immediate to 1.
15368 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15369 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15370 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15371 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15372 and length_immediate to 1.
15373 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15374 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15375 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15376 avx_ptest256): Override prefix_extra to 1.
15377 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15378 Override prefix_data16 and length_immediate to 1.
15379 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15380 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15381 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15382 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15383 prefix_data16 to 0 and prefix_extra to 2.
15384 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15385 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15387 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15388 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15389 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15390 and prefix_extra to 2.
15391 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15392 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15393 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15394 avx_vpermilvar<mode>3,
15395 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15396 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15397 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15398 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15399 Override prefix_extra to 1.
15400 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15401 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15402 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15403 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15404 prefix_extra and length_immediate to 1.
15405 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15407 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15408 to 1 for the first alternative.
15409 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15410 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15412 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15413 *movv2sf_internal_avx, *movv2sf_internal): Override
15414 prefix_rep attribute for certain alternatives.
15415 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15416 attributes for certain alternatives.
15417 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15418 attributes for certain alternatives.
15419 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15420 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15421 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15422 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15423 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15424 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15425 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15426 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15427 length_immediate to 1 if operand 2 is const_int_operand.
15428 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15429 *vec_extractv2si_1): Set length_immediate attribute to 1.
15430 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15431 using old 3DNOW insn rather than SSE/3DNOW_A.
15432 (mmx_emms, mmx_femms): Clear modrm attribute.
15434 2009-05-29 Martin Jambor <mjambor@suse.cz>
15436 * tree-sra.c: New implementation of SRA.
15438 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15439 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15440 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15441 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15442 (SRA_MAX_STRUCTURE_COUNT): Removed.
15443 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15444 * doc/invoke.texi (sra-max-structure-size): Removed.
15445 (sra-field-structure-ratio): Removed.
15447 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15449 PR middle-end/40291
15450 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15453 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15455 PR rtl-optimization/40101
15456 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15457 seqno. Adjust comment.
15458 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15459 inserting bookkeeping before a jump, the jump is not scheduled.
15460 When no positive seqno found, provide a value. Add comment.
15462 2009-05-29 Richard Guenther <rguenther@suse.de>
15464 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15465 short-cutting on the first component.
15467 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15469 PR middle-end/39958
15470 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15471 for trees other than decls/types.
15473 2009-05-29 Richard Guenther <rguenther@suse.de>
15475 * tree-ssa-operands.c (get_expr_operands): Do not handle
15476 INDIRECT_REFs in the handled-component case. Remove
15477 unused get_ref_base_and_extent case.
15478 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15479 tree_low_cst and host_integerp where possible.
15480 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15481 codes for equivalence.
15482 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15484 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15486 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15487 to tmake_file for i[34567]86-*-cygwin*.
15489 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15492 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15493 (altivec_categorize_keyword, init_vector_keywords,
15494 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15497 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15499 * tree.c (handle_dll_attribute): Check if node is
15500 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15502 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15504 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15506 (thumb2_zero_extendqidi2): Likewise.
15508 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15510 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15511 instead of gen_movrt.
15512 * config/sh/sh.md (movrt): Remove.
15514 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15516 * doc/invoke.texi (IA-64 Options):
15517 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15518 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15519 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15520 -msched-prefer-non-control-spec-insns,
15521 -msched-stop-bits-after-every-cycle,
15522 -msched-count-spec-in-critical-path,
15523 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15524 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15525 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15526 and -msched-spec-verbose.
15528 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15530 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15531 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15533 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15535 2009-05-28 Richard Guenther <rguenther@suse.de>
15537 * tree-ssa-alias.c (ao_ref_init): New function.
15538 (ao_ref_base): Likewise.
15539 (ao_ref_base_alias_set): Likewise.
15540 (ao_ref_alias_set): Likewise.
15541 (refs_may_alias_p_1): Change signature.
15542 (refs_may_alias_p): Adjust.
15543 (refs_anti_dependent_p): Likewise.
15544 (refs_output_dependent_p): Likewise.
15545 (call_may_clobber_ref_p_1): Change signature.
15546 (call_may_clobber_ref_p): Adjust.
15547 (stmt_may_clobber_ref_p_1): New function split out from ...
15548 (stmt_may_clobber_ref_p): ... here.
15549 (maybe_skip_until): Adjust signature.
15550 (get_continuation_for_phi): Likewise.
15551 (walk_non_aliased_vuses): Likewise.
15552 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15553 (ao_ref_init): Declare.
15554 (ao_ref_base): Likewise.
15555 (ao_ref_alias_set): Likewise.
15556 (stmt_may_clobber_ref_p_1): Likewise.
15557 (walk_non_aliased_vuses): Adjust.
15558 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15559 (get_ref_from_reference_ops): remove.
15560 (vn_reference_lookup_2): Adjust signature.
15561 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15562 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15563 (vn_reference_lookup): Adjust.
15564 (vn_reference_insert): Likewise.
15565 (vn_reference_insert_pieces): Adjust signature.
15566 (visit_reference_op_call): Adjust.
15567 * tree-ssa-pre.c (get_expr_type): Simplify.
15568 (phi_translate_1): Adjust.
15569 (compute_avail): Likewise.
15570 (translate_vuse_through_block): Do not re-build trees.
15571 (value_dies_in_block_x): Likewise.
15572 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15574 (vn_reference_lookup_pieces): Adjust declaration.
15575 (vn_reference_insert_pieces): Likewise.
15577 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15579 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15580 with checking disabled.
15582 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15586 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15587 macro definition for support of three-operand format aligned
15588 .comm directive in assembler on cygwin/pe/mingw target OS.
15589 * configure: Regenerate.
15590 * config.h: Regenerate.
15592 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15593 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15594 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15596 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15597 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15599 2009-05-28 Ira Rosen <irar@il.ibm.com>
15601 PR tree-optimization/40254
15602 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15603 in analysis of basic blocks.
15605 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15607 PR middle-end/33699
15608 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15609 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15610 (TARGET_INITIALIZER): Use it.
15611 * cse.c (CHEAPER): Move it up to the other macros.
15612 (insert): Rename this ...
15613 (insert_with_costs): ... to this. Add cost parameters. Update
15615 (insert): New function. Call insert_with_costs.
15616 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15617 find_reg_offset_for_const, try_const_anchors): New functions.
15618 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15619 when using a const-anchor. Call insert_const_anchors.
15620 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15621 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15623 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15625 * tree-inline.c (remap_decls): Enable nonlocalized variables
15626 when not optimizing.
15628 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15630 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15631 Simplify other tests involving optimize.
15633 2009-05-27 Tom Tromey <tromey@redhat.com>
15635 * unwind-dw2.c (_Unwind_DebugHook): New function.
15636 (uw_install_context): Call _Unwind_DebugHook.
15638 2009-05-27 Tom Tromey <tromey@redhat.com>
15640 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15642 2009-05-27 Ian Lance Taylor <iant@google.com>
15644 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15645 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15646 (ALL_LINKERFLAGS): Define.
15647 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15648 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15649 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15650 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15651 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15652 $(LINKER_FOR_BUILD).
15653 (build/gcov-iov$(build_exeext)): Likewise.
15655 2009-05-27 Julian Brown <julian@codesourcery.com>
15657 * gcse.c (target.h): Include.
15658 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15659 copy of argument to a pseudo register.
15661 2009-05-27 Diego Novillo <dnovillo@google.com>
15663 * tree-ssa-live.c (dump_scope_block): Document arguments.
15664 (dump_scope_blocks): Document.
15665 (debug_scope_blocks): New.
15666 * tree-flow.h (debug_scope_blocks): Declare.
15668 2009-05-21 Denis Chertykov <denisc@overta.ru>
15670 * doc/contrib.texi (Contributors): Add myself to the list.
15672 2009-05-27 Olivier Hainque <hainque@adacore.com>
15674 * expr.c (target_align): New function. Alignment the TARGET of an
15675 assignment may be assume to have.
15676 (highest_pow2_factor_for_target): Use it instead of relying on
15677 immediate tree attributes of TARGET, not necessarily honored when
15678 intermediate bitfields are involved.
15680 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15683 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15684 AVX, SSE4, AES, PCLMUL and POPCNT.
15686 2009-05-27 Diego Novillo <dnovillo@google.com>
15688 * tree-pretty-print.c (dump_location): New.
15689 (dump_generic_node): Call it.
15690 Factor code to handle BLOCK nodes ...
15691 (dump_block_node): ... here.
15693 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15695 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15697 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15699 * gcc-plugin.h: Include config.h and system.h.
15700 (IN_GCC): Define if not defined.
15702 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15704 PR middle-end/40249
15705 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15708 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15710 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15712 * config/m32r/m32r.h: Ditto.
15713 * config/m32r/m32r.md: Ditto.
15714 * config/m32r/predicates.md: Ditto.
15716 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15718 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15720 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15723 (Loading plugins): typo.
15724 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15725 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15726 (Interacting with the GCC Garbage Collector): Added new section.
15727 (Giving information about a plugin): Added new section for
15729 * ggc.h (ggc_register_root_tab): Added declaration.
15730 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15731 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15732 (register_callback): Improved comment in declaration.
15733 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15734 (extra_root_vec) Added static variable for dynamic roots registration.
15735 (ggc_register_root_tab) Added new routine.
15736 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15737 PLUGIN_GGC_MARKING event.
15738 * ggc-zone.c: Include plugin.h.
15739 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15740 * ggc-page.c: Include plugin.h.
15741 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15742 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15743 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15744 (register_callback): check lack of callbacks for
15745 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15746 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15747 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15748 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15749 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15750 dependency on plugin.h.
15751 (plugin.o): Added dependency on ggc.h...
15753 2009-05-26 Richard Guenther <rguenther@suse.de>
15755 PR middle-end/40248
15757 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15758 with mismatched comparison modes.
15760 * expr.c (expand_expr_real_1): Expand the operand of a
15761 VIEW_CONVERT_EXPR in its natural mode.
15763 2009-05-26 Ian Lance Taylor <iant@google.com>
15765 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15766 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15767 (ALL_COMPILERFLAGS): Define.
15768 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15769 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15770 (collect2$(exeext), collect2.o): Likewise.
15771 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15772 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15773 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15774 (libbackend.o, intl.o, cppdefault.o): Likewise.
15775 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15776 (build/%.o): Use $(COMPILER_FOR_BUILD).
15777 (build/gen%$(build_exeext)): Likewise.
15778 (build/gcov-iov$(build_exeext)): LIkewise.
15779 * config/t-darwin (darwin.o): Use $(COMPILER).
15780 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15781 * config/t-sol2 (sol2-c.o): Likewise.
15782 (sol2.o): Likewise.
15783 * config/t-vxworks (vxworks.o): Likewise.
15784 * config/x-darwin (host-darwin.o): Likewise.
15785 * config/x-hpux (host-hpux.o): Likewise.
15786 * config/x-linux (host-linux.o): Likewise.
15787 * config/x-solaris (host-solaris.o): Likewise.
15788 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15789 * config/arm/t-arm (arm-c.o): Likewise.
15790 * config/arm/t-pe (pe.o): Likewise.
15791 * config/arm/t-wince-pe (pe.o): Likewise.
15792 * config/i386/t-cygming (winnt.o): Likewise.
15793 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15794 * config/i386/t-cygwin (cygwin1.o): Likewise.
15795 (cygwin2.o): Likewise.
15796 * config/i386/t-i386 (i386-c.o): Likewise.
15797 * config/i386/t-interix (winnt.o): Likewise.
15798 * config/i386/t-netware (netware.o): Likewise.
15799 * config/i386/t-nwld (nwld.o): Likewise.
15800 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15801 * config/i386/x-i386 (driver-i386.o): Likewise.
15802 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15803 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15804 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15805 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15806 * config/mips/x-native (driver-native.o): Likewise.
15807 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15808 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15809 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15810 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15811 * config/score/t-score-elf (score7.o): Likewise.
15812 (score3.o): Likewise.
15813 * config/sh/t-sh (sh-c.o): Likewise.
15814 * config/sh/t-symbian (sh-c.o): Likewise.
15815 (symbian.o): Likewise.
15816 * config/spu/t-spu-elf (spu-c.o): Likewise.
15817 * config/v850/t-v850 (v850-c.o): Likewise.
15818 * config/v850/t-v850e (v850-c.o): Likewise.
15820 2009-05-26 Richard Guenther <rguenther@suse.de>
15822 PR tree-optimization/40122
15823 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15824 VECTOR_CSTs if possible.
15825 (fold_gimple_assign): Likewise.
15827 2009-05-26 Richard Guenther <rguenther@suse.de>
15829 PR middle-end/40252
15830 * fold-const.c (fold_binary): Use the correct types for building
15833 2009-05-26 Richard Guenther <rguenther@suse.de>
15835 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15836 redundant calls to merge_alias_info.
15837 (bump_vector_ptr): Likewise.
15838 * tree-ssa-copy.c (merge_alias_info): Remove.
15839 (replace_exp_1): Remove call to merge_alias_info.
15840 (propagate_tree_value): Likewise.
15841 (fini_copy_prop): Propagate points-to info.
15842 * tree-flow.h (merge_alias_info): Remove.
15844 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15846 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15848 2009-05-25 Jan Hubicka <jh@suse.cz>
15850 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15851 * cgraph.h (struct inline_summary): New filed self_wize,
15852 size_inlining_benefit, self_time and time_inlining_benefit.
15853 (struct cgraph_global_info): Replace insns by time ans size fields.
15854 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15855 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15856 (ipcp_update_callgraph): Do not touch function bodies.
15857 * ipa-inline.c: Include except.h
15858 (MAX_TIME): New constant.
15859 (overall_insns): Remove.
15860 (leaf_node_p): New.
15861 (overall_size, max_benefit): New static variables.
15862 (cgraph_estimate_time_after_inlining): New function.
15863 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15864 (cgraph_clone_inlined_nodes): Update size.
15865 (cgraph_mark_inline_edge): Update size.
15866 (cgraph_estimate_growth): Use size info.
15867 (cgraph_check_inline_limits): Check size.
15868 (cgraph_default_inline_p): Likewise.
15869 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15870 (cgraph_decide_recursive_inlining): Check size.
15871 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15873 (cgraph_decide_inlining): Likewise.
15874 (cgraph_decide_inlining_incrementally): Likewise; honor
15875 PARAM_EARLY_INLINING_INSNS.
15876 (likely_eliminated_by_inlining_p): New predicate.
15877 (estimate_function_body_sizes): New function.
15878 (compute_inline_parameters): Use it.
15879 * except.c (must_not_throw_labels): New function.
15880 * except.h (must_not_throw_labels): Declare.
15881 * tree-inline.c (init_inline_once): Kill inlining_weigths
15882 * tree-ssa-structalias.c: Avoid uninitialized warning.
15883 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15884 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15885 (PARAM_INLINE_CALL_COST): Remove.
15886 (PARAM_EARLY_INLINING_INSNS): New.
15888 2009-05-25 Richard Guenther <rguenther@suse.de>
15890 PR tree-optimization/36327
15891 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15892 callback for reference translation or lookup at the point of may-defs.
15893 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15894 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15895 for union COMPONENT_REFs.
15896 (vn_reference_lookup_3): New callback. Lookup from memset
15897 and CONSTRUCTOR assignment, translate through struct copies.
15898 (vn_reference_lookup_pieces): Make sure to not free the
15899 passed operands array. Adjust walk_non_aliased_vuses call.
15900 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15901 make sure we do not leak memory.
15903 2009-05-25 Richard Guenther <rguenther@suse.de>
15905 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15906 * tree-inline.c (expand_call_inline): Reset the escaped and
15907 callused solutions.
15908 * tree-ssa-structalias.c (pass_build_ealias): New.
15909 * tree-pass.h (pass_build_ealias): Declare.
15910 * passes.c (init_optimization_passes): Add PTA during
15911 early optimizations.
15912 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15913 and CALLUSED solutions.
15914 (dump_points_to_solution): New function, split out from ...
15915 (dump_points_to_info_for): ... here.
15916 * tree-parloops.c (parallelize_loops): Reset the escaped and
15917 callused solutions.
15919 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15922 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15923 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15925 2009-05-25 Ira Rosen <irar@il.ibm.com>
15927 PR tree-optimization/40238
15928 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15929 statements after basic block's labels.
15930 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15931 to free the allocated memory.
15933 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15935 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15936 return address with a USE.
15938 2009-05-24 Richard Guenther <rguenther@suse.de>
15940 PR middle-end/40233
15941 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15942 array type from the main variant of the inner type.
15944 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15946 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15947 definition to bool (from int) to un-break build.
15948 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15950 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15952 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15953 discard_stmt_changes): Delete.
15954 * tree-ssa-operands.c (scb_stack): Delete.
15955 (init_ssa_operands): Do not initialize it.
15956 (fini_ssa_operands): Do not free it.
15957 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15959 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15960 update_stmt, remove the others. Fix comments.
15961 * tree-dfa.c (optimize_stack_restore): Likewise.
15962 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15963 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15964 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15965 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15967 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15968 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15969 (dom_opt_finalize_block): Likewise, adjusting access to
15971 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15972 (stmts_to_rescan): Change item type to gimple.
15973 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15975 2009-05-24 Ira Rosen <irar@il.ibm.com>
15977 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15978 * tree-pass.h (pass_slp_vectorize): New pass.
15979 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15980 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15981 * tree-vectorizer.c (timevar.h): Include.
15982 (user_vect_verbosity_level): Declare.
15983 (vect_location): Fix comment.
15984 (vect_set_verbosity_level): Update user_vect_verbosity_level
15985 instead of vect_verbosity_level.
15986 (vect_set_dump_settings): Add an argument. Ignore user defined
15987 verbosity if dump flags require higher level of verbosity. Print to
15988 stderr only for loop vectorization.
15989 (vectorize_loops): Update call to vect_set_dump_settings.
15990 (execute_vect_slp): New function.
15991 (gate_vect_slp): Likewise.
15992 (struct gimple_opt_pass pass_slp_vectorize): New.
15993 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15994 access its members.
15995 (vec_info_for_bb): New function.
15996 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15997 (VECTORIZATION_ENABLED): New macro.
15998 (SLP_ENABLED, SLP_DISABLED): Likewise.
15999 (vect_is_simple_use): Add bb_vec_info argument.
16000 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16001 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16002 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16003 vect_schedule_slp, vect_analyze_slp): Likewise.
16004 (vect_analyze_stmt): Add slp_tree argument.
16005 (find_bb_location): Declare.
16006 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16007 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16008 (vect_analyze_loop_operations, vect_analyze_loop,
16009 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16010 vect_finalize_reduction, vectorizable_reduction,
16011 vectorizable_live_operation, vect_transform_loop): Likewise.
16012 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16013 skip evolution analysis if analyzing a basic block.
16014 (dr_analyze_indices): Likewise.
16015 (initialize_data_dependence_relation): Skip the test whether the
16016 object is invariant for basic blocks.
16017 (compute_all_dependences): Skip dependence analysis for data
16018 references in basic blocks.
16019 (find_data_references_in_stmt): Don't fail in case of invariant
16020 access in basic block.
16021 (find_data_references_in_bb): New function.
16022 (find_data_references_in_loop): Move code to
16023 find_data_references_in_bb and add a call to it.
16024 (compute_data_dependences_for_bb): New function.
16025 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16026 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16028 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16029 unknown dependence in basic block and fail in case of dependence in
16031 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16032 dependence instances from either loop or basic block vectorization
16034 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16035 before calling nested_in_vect_loop_p.
16036 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16037 dependence instances from either loop or basic block vectorization
16039 (vect_verify_datarefs_alignment): Likewise.
16040 (vect_enhance_data_refs_alignment): Adjust function calls.
16041 (vect_analyze_data_refs_alignment): Likewise.
16042 (vect_analyze_group_access): Fix printing. Skip different checks if
16043 DR_STEP is 0. Keep strided stores either in loop or basic block
16044 vectorization data structure. Fix indentation.
16045 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16047 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16048 dependence instances from either loop or basic block vectorization
16050 (vect_analyze_data_refs): Update comment. Call
16051 compute_data_dependences_for_bb to analyze basic blocks.
16052 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16053 case of loop vectorization. In case of basic block vectorization use
16054 data-ref itself as a base.
16055 (vect_create_data_ref_ptr): In case of basic block vectorization:
16056 don't advance the pointer, add new statements before the current
16057 statement. Adjust function calls.
16058 (vect_supportable_dr_alignment): Support only aligned accesses in
16059 basic block vectorization.
16060 * common.opt (ftree-slp-vectorize): New flag.
16061 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16062 (vect_pattern_recog_1): Likewise.
16063 * tree-vect-stmts.c (process_use): Likewise.
16064 (vect_init_vector): Add new statements in the beginning of the basic
16065 block in case of basic block SLP.
16066 (vect_get_vec_def_for_operand): Adjust function calls.
16067 (vect_finish_stmt_generation): Likewise.
16068 (vectorizable_call): Add assert that it is loop vectorization, adjust
16070 (vectorizable_conversion, vectorizable_assignment): Likewise.
16071 (vectorizable_operation): In case of basic block SLP, take
16072 vectorization factor from statement's type and skip the relevance
16073 check. Adjust function calls.
16074 (vectorizable_type_demotion): Add assert that it is loop
16075 vectorization, adjust function calls.
16076 (vectorizable_type_promotion): Likewise.
16077 (vectorizable_store): Check for outer loop only in case of loop
16078 vectorization. Adjust function calls. For basic blocks, skip the
16079 relevance check and don't advance pointers.
16080 (vectorizable_load): Likewise.
16081 (vectorizable_condition): Add assert that it is loop vectorization,
16082 adjust function calls.
16083 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16084 that it is not reduction, get vector type, call only supported
16085 functions, skip loop specific parts.
16086 (vect_transform_stmt): Check for outer loop only in case of loop
16088 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16089 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16090 for external definition.
16091 * passes.c (pass_slp_vectorize): New pass.
16092 * tree-vect-slp.c (find_bb_location): New function.
16093 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16094 check for patterns only in loops.
16095 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16096 case of multiple types in basic block SLP.
16097 (vect_mark_slp_stmts_relevant): New function.
16098 (vect_supported_load_permutation_p): Fix comment.
16099 (vect_analyze_slp_instance): Add argument. In case of basic block
16100 SLP, take vectorization factor from statement's type, check that
16101 unrolling factor is 1. Adjust function call. Save SLP instance in
16102 either loop or basic block vectorization structure. Return FALSE,
16104 (vect_analyze_slp): Add argument. Get strided stores groups from
16105 either loop or basic block vectorization structure. Return FALSE
16106 if basic block SLP failed.
16107 (new_bb_vec_info): New function.
16108 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16109 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16110 (vect_schedule_slp): Add argument. Get SLP instances from either
16111 loop or basic block vectorization structure. Set vectorization factor
16112 to be 1 for basic block SLP.
16113 (vect_slp_transform_bb): New function.
16114 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16116 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16118 * final.c (shorten_branches): Do not align labels for jump tables.
16119 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16121 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16123 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16124 Remove outdated reference to flow.c and fix nits.
16125 * doc/gccint.texi: Tweak RTL description.
16126 * doc/rtl.texi: Likewise.
16128 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16130 * config/avr/avr.c: Change my email address.
16131 * config/avr/avr.h: Likewise.
16132 * config/avr/avr.md: Likewise.
16133 * config/avr/avr-protos.h: Likewise.
16134 * config/avr/libgcc.S: Likewise.
16136 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16138 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16139 (spu_split_load, spu_split_store): Change return type to int.
16140 (spu_split_convert): Declare.
16141 * config/spu/predicates.md (spu_mem_operand): Remove.
16142 (spu_mov_operand): Update.
16143 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16144 * config/spu/spu.c (regno_aligned_for_load): Remove.
16145 (reg_aligned_for_addr, spu_expand_load): Define.
16146 (spu_expand_extv): Reimplement and handle MEM.
16147 (spu_expand_insv): Handle MEM.
16148 (spu_sched_reorder): Handle insn's with length 0.
16149 (spu_legitimate_address_p): Reimplement.
16150 (store_with_one_insn_p): Return TRUE for any mode with size
16151 larger than 16 bytes.
16152 (address_needs_split): Define.
16153 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16155 (spu_convert_move): Define.
16156 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16157 (spu_split_store): Change all MEM's to TImode.
16158 (spu_init_expanders): Preallocate registers that correspond to
16159 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16161 (spu_split_convert): Define.
16162 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16163 (_move<mode>, _movdi, _movti): Update predicate and condition.
16164 (load, store): Change to define_split.
16165 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16167 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16168 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16169 define_insn_and_split of lshr<mode>3.
16170 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16171 (<v>ashr<mode>3_imm): Define.
16172 (extv, extzv, insv): Allow MEM operands.
16173 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16174 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16175 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16176 (_spu_convert2): Change to define_insn_and_split and remove the
16177 corresponding define_peephole2.
16178 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16179 Change predicates to memory_operand.
16181 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16183 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16185 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16187 PR tree-optimization/40219
16188 * tree.c (iterative_hash_expr): Make sure the builtin function is
16189 a normal builtin function and not a front end or back end builtin
16190 before indexing into the built_in_decls array.
16192 2009-05-22 Richard Guenther <rguenther@suse.de>
16194 PR middle-end/38964
16195 * alias.c (write_dependence_p): Do not use TBAA for answering
16196 anti-dependence or output-dependence.
16197 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16198 (emit_pointer_definition): Remove.
16199 (emit_alias_warning): Likewise.
16200 (find_what_var_points_to): Remove TBAA pruning code.
16201 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16203 (compute_points_to_sets): Remove code computing the set of
16204 dereferenced pointers.
16205 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16206 oracle for querying anti and output dependencies.
16207 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16208 if TBAA may be applied.
16209 (refs_anti_dependent_p): New function.
16210 (refs_output_dependent_p): Likewise.
16211 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16212 (refs_output_dependent_p): Likewise.
16213 * doc/tree-ssa.texi (Memory model): New section.
16214 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16215 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16216 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16217 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16218 * expr.c (expand_expr_real_1): Likewise.
16219 * gimple-low.c (lower_stmt): Likewise.
16220 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16221 (dump_gimple_cdt): Remove.
16222 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16223 (gimple_size): Likewise.
16224 (walk_gimple_op): Likewise.
16225 (is_gimple_stmt): Likewise.
16226 (walk_stmt_load_store_addr_ops): Likewise.
16227 (gimple_build_cdt): Remove.
16228 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16229 * gimple.h (gimple_cdt_new_type): Remove.
16230 (gimple_cdt_new_type_ptr): Likewise.
16231 (gimple_cdt_set_new_type): Likewise.
16232 (gimple_cdt_location): Likewise.
16233 (gimple_cdt_location_ptr): Likewise.
16234 (gimple_cdt_set_location): Likewise.
16235 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16236 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16237 GIMPLE_CHANGE_DYNAMIC_TYPE.
16238 (verify_types_in_gimple_stmt): Likewise.
16239 * tree-inline.c (estimate_num_insns): Likewise.
16240 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16241 (copy_decl_to_var): Likewise.
16242 (copy_result_decl_to_var): Likewise.
16243 * tree-pretty-print.c (dump_generic_node): Do not handle
16244 CHANGE_DYNAMIC_TYPE_EXPR.
16245 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16246 * tree-ssa-operands.c (get_expr_operands): Likewise.
16247 * tree-ssa-structalias.c (struct variable_info): Remove
16248 no_tbaa_pruning member.
16249 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16250 (unify_nodes): Do not copy it.
16251 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16252 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16253 (set_uids_in_ptset): Do not check it.
16254 (find_what_var_points_to): Likewise.
16255 (compute_tbaa_pruning): Remove.
16256 (compute_points_to_sets): Do not call it.
16257 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16258 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16259 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16260 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16261 (DECL_NO_TBAA_P): Likewise.
16262 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16263 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16264 (expand_omp_atomic_pipeline): Do not set it.
16265 * print-tree.c (print_node): Do not dump it.
16266 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16269 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16272 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16275 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16277 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16280 2009-05-22 Ben Elliston <bje@au.ibm.com>
16282 * Makefile.in (bversion.h, s-bversion): New targets.
16283 (TOPLEV_H): Add bversion.h.
16284 * toplev.h: Include "bversion.h".
16285 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16286 the __format__ attribute only if compiling with the same version
16287 of GCC as the sources (the "build version").
16289 2009-05-22 Ben Elliston <bje@au.ibm.com>
16291 * c-format.c (handle_format_attribute): Fix comment typo.
16293 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16296 * config/ia64/ia64.opt (mfused-madd): New.
16297 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16298 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16299 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16300 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16301 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16302 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16303 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16304 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16305 instruction if !TARGET_FUSED_MADD.
16306 (fpma, fpms): Remove colon from name.
16308 2009-05-22 Richard Guenther <rguenther@suse.de>
16310 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16311 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16312 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16314 (create_expression_by_pieces): Only convert if necessary.
16315 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16316 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16318 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16320 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16321 regular pattern from a template and rename it ...
16322 (*extzv_truncsi_exts): ... to this.
16324 2009-05-21 Richard Guenther <rguenther@suse.de>
16326 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16327 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16328 (cgraph_default_inline_p): Likewise.
16329 (cgraph_decide_inlining_incrementally): Likewise.
16331 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16332 Uros Bizjak <ubizjak@gmail.com>
16334 * config/i386/cpuid.h (bit_MOVBE): New.
16336 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16338 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16339 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16340 (ix86_handle_option): Handle OPT_mmovbe.
16341 (ix86_target_string): Add -mmovbe.
16342 (pta_flags): Add PTA_MOVBE.
16343 (processor_alias_table): Add PTA_MOVBE to "atom".
16344 (override_options): Handle PTA_MOVBE.
16346 * config/i386/i386.h (TARGET_MOVBE): New.
16348 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16349 (*bswapsi_movbe): New.
16350 (*bswapdi_movbe): Likewise.
16351 (bswapdi2): Renamed to ...
16352 (*bswapdi_1): This.
16353 (bswapdi2): New expander.
16355 * config/i386/i386.opt (mmovbe): New.
16357 * doc/invoke.texi: Document -mmovbe.
16359 2009-05-21 Taras Glek <tglek@mozilla.com>
16361 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16362 * gcc-plugin.h (plugin_init): Updated signature.
16363 * gcc-plugin.h (plugin_name_args): Moved to this header.
16364 * doc/plugins.texi (plugin_init): Updated documention to reflect
16366 * doc/plugins.texi (plugin_name_args): Added to documention.
16368 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16370 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16371 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16373 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16375 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16376 JUMP_TABLE_DATA_P predicates where applicable.
16377 * config/i386/predicates.md: Ditto.
16378 * config/i386/sse.md: Ditto.
16380 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16382 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16383 operand2 -128 override length_immediate attribute to 1.
16384 * config/i386/predicates.md (constm128_operand): New predicate.
16386 * config/i386/i386.c (memory_address_length): Handle %r12
16387 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16389 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16390 mode look through optional ZERO_EXTEND and SUBREG.
16391 * config/i386/i386.md (R12_REG): New define_constant.
16392 (prefix_data16): For sse unit set also for MODE_TI insns.
16393 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16394 insns set if operand 1 is ext_QIreg_operand.
16395 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16396 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16398 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16399 mode from MODE_DI to MODE_SI.
16400 (movdi_1_rex64): Override modrm and length_immediate attributes
16401 only for movabs (TYPE_IMOV, alternative 2).
16402 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16403 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16404 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16405 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16406 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16407 prefix_rex attribute if DImode.
16408 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16409 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16410 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16411 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16412 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16413 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16414 Likewise. For TYPE_IMOV clear length_immediate attribute.
16415 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16416 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16417 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16418 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16419 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16420 or one operand TYPE_ISHIFT.
16421 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16422 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16423 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16424 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16425 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16426 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16427 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16428 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16429 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16430 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16431 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16432 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16433 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16434 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16435 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16436 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16437 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16438 set mode attribute, don't override length attribute.
16439 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16441 (return_internal_long): Set length attribute to 2 instead of 1.
16442 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16443 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16444 prefix_rex attribute.
16445 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16447 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16449 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16451 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16453 2009-05-20 Ian Lance Taylor <iant@google.com>
16455 * tree.c (build_tree_list_vec_stat): New function.
16456 (ctor_to_vec): New function.
16457 (build_nt_call_vec): New function.
16458 (build_call_array): Change args to be a const pointer.
16459 (build_call_vec): New function.
16460 * tree.h (build_nt_call_vec): Declare.
16461 (build_tree_list_vec_stat): Declare.
16462 (build_tree_list_vec): Define.
16463 (build_call_array): Update declaration.
16464 (build_call_vec): Declare.
16465 (ctor_to_vec): Declare.
16466 * c-common.c (tree_vector_cache): New static variable.
16467 (make_tree_vector): New function.
16468 (release_tree_vector): New function.
16469 (make_tree_vector_single): New function.
16470 (make_tree_vector_copy): New function.
16471 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16472 (make_tree_vector_single, make_tree_vector_copy): Declare.
16473 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16474 (c_parser_expr_list): Don't manage cache here, instead call
16476 (c_parser_release_expr_list): Remove static function.
16477 (c_parser_vec_to_tree_list): Remove static function.
16478 (c_parser_attributes): Call build_tree_list_vec instead of
16479 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16480 c_parser_release_expr_list.
16481 (c_parser_postfix_expression_after_primary): Likewise.
16482 (c_parser_objc_keywordexpr): Likewise.
16484 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16486 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16487 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16488 TARGET_CONVERT_TO_TYPE.
16489 * hooks.c (hook_tree_const_tree_null): Define.
16490 * hooks.h (hook_tree_const_tree_null): Declare.
16491 * target.h (struct gcc_target): Add invalid_parameter_type,
16492 invalid_return_type, promoted_type, and convert_to_type fields.
16493 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16494 (TARGET_INVALID_RETURN_TYPE): Define.
16495 (TARGET_PROMOTED_TYPE): Define.
16496 (TARGET_CONVERT_TO_TYPE): Define.
16497 (TARGET_INITIALIZER): Update for new fields.
16498 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16499 (grokparms): Check targetm.invalid_parameter_type.
16500 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16501 * c-convert.c (convert): Check targetm.convert_to_type.
16503 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16505 * config/mips/mips.md (*extenddi_truncate<mode>,
16506 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16508 (*extendhi_truncateqi): New define_insn_and_sptit.
16510 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16512 PR middle-end/40204
16513 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16514 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16516 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16518 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16519 the operand of VIEW_CONVERT_EXPR.
16521 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16523 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16524 extended family and model for Intel processors. Support Intel Atom.
16526 2009-05-20 Olivier Hainque <hainque@adacore.com>
16528 * gstab.h (stab_code_type): Define, to be used instead of the
16529 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16531 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16532 occurrences by stab_code_type.
16533 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16535 2009-05-20 Martin Jambor <mjambor@suse.cz>
16537 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16538 (sra_insert_before): Likewise.
16539 (sra_insert_after): Likewise.
16540 (sra_init_cache): Likewise.
16541 (sra_type_can_be_decomposed_p): Likewise.
16542 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16543 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16544 (sra_insert_before): Likewise.
16545 (sra_insert_after): Likewise.
16546 (sra_init_cache): Likewise.
16547 (insert_edge_copies_seq): Made static and moved upwards.
16549 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16552 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16554 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16555 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16558 2009-05-20 Richard Guenther <rguenther@suse.de>
16560 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16561 with mismatched comparison modes.
16563 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16565 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16566 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16567 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16568 with shifts for Thumb2.
16569 (orsi_notsi): New for orn.
16570 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16571 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16572 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16573 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16574 Don't invert remainder for IOR.
16576 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16578 PR tree-optimization/40087
16579 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16580 number_of_iterations_ne): Rename never_infinite argument.
16581 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16582 number_of_iterations_le): Handle pointer-type ivs when
16583 exit_must_be_taken is false.
16584 (number_of_iterations_cond): Do not always assume that
16585 exit_must_be_taken if the control variable is a pointer.
16587 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16589 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16590 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16592 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16594 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16595 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16597 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16600 * c.opt (Wlogical-op): Disabled by default.
16601 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16603 * doc/invoke.texi (Wlogical-op): Likewise.
16605 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16607 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16609 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16610 Propagate the type of the first operand.
16611 <ASSERT_EXPR>: Simplify.
16612 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16613 Rewrite using the RHS code as discriminant.
16614 <NOP_EXPR>: Turn into CASE_CONVERT.
16615 <PLUS_EXPR>: Propagate the type of the first operand.
16617 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16619 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16620 (ia64_dconst_0_375): New.
16621 * config/ia64/ia64.c (ia64_override_options): Remove
16622 -minline-sqrt-min-latency warning.
16623 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16624 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16625 * config/ia64/ia64.md (*sqrt_approx): Remove.
16626 (sqrtsf2): Remove #if 0.
16627 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16628 (sqrtdf): Remove assert.
16629 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16630 (sqrtxf2): Remove #if 0.
16631 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16632 * div.md (sqrt_approx_rf): New.
16633 (sqrtsf2_internal_thr): New implementation.
16634 (sqrtsf2_internal_lat): New.
16635 (sqrtdf2_internal_thr: New implementation.
16636 (sqrtxf2_internal): New implementation.
16638 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16639 Hans-Peter Nilsson <hp@axis.com>
16641 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16642 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16643 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16644 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16645 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16646 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16647 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16648 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16649 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16650 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16651 * c-common.c: ...from here.
16653 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16655 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16657 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16659 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16661 2009-05-19 Ben Elliston <bje@au.ibm.com>
16663 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16664 assignments with memcpy calls.
16665 (add_fdes): Likewise.
16666 (binary_search_unencoded_fdes): Likewise.
16667 (linear_search_fdes): Eliminate type puns.
16669 2009-05-19 Richard Guenther <rguenther@suse.de>
16671 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16672 not falsely claim to have propagated into all uses.
16674 2009-05-19 Ben Elliston <bje@au.ibm.com>
16676 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16679 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16681 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16682 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16683 (TARGET_LEGITIMATE_ADDRESS_P): New.
16684 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16685 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16687 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16690 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16691 child of the containing namespace's DIE.
16693 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16695 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16696 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16697 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16700 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16703 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16704 gen_align with gen_pad.
16705 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16706 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16708 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16709 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16711 * config/i386/i386.md (align): Renamed to ...
16712 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16713 ASM_OUTPUT_MAX_SKIP_PAD.
16715 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16717 * config.gcc: Fix variable syntax.
16720 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16721 before calling exact_log2.
16722 (output_iorsi3): Likewise.
16723 (output_xorsi3): Likewise.
16725 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16727 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16728 for the none zero constant operand except for EQ and NE
16729 comprisons even when the first operand is R0.
16731 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16733 * config/s390/2064.md: Remove trailing whitespaces.
16734 * config/s390/2084.md: Likewise.
16735 * config/s390/constraints.md: Likewise.
16736 * config/s390/fixdfdi.h: Likewise.
16737 * config/s390/libgcc-glibc.ver: Likewise.
16738 * config/s390/s390-modes.def: Likewise.
16739 * config/s390/s390-protos.h: Likewise.
16740 * config/s390/s390.c: Likewise.
16741 * config/s390/s390.h: Likewise.
16742 * config/s390/s390.md: Likewise.
16743 * config/s390/tpf-unwind.h: Likewise.
16745 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16747 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16749 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16752 * configure.ac (m68k-*-*): Check if binutils support TLS.
16753 * configure: Regenerate.
16754 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16755 * config/m68k/constraints.md (Cu): New constraint.
16756 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16757 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16758 (movsi): Handle TLS symbols.
16759 (addsi3_5200): Handle XTLS symbols, indent.
16760 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16761 (m68k_tls_reference_p): Declare.
16762 (m68k_legitimize_address): Declare.
16763 (m68k_unwrap_symbol): Declare.
16764 * config/m68k/m68k.opt (mxtls): New option.
16765 * config/m68k/m68k.c (ggc.h): Include.
16766 (m68k_output_dwarf_dtprel): Implement hook.
16767 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16768 (m68k_expand_prologue): Load GOT pointer when function needs it.
16769 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16770 (m68k_legitimate_constant_address_p): Same.
16771 (m68k_decompose_address): Handle TLS references.
16772 (m68k_get_gp): New static function.
16773 (enum m68k_reloc): New contants.
16774 (TLS_RELOC_P): New macro.
16775 (m68k_wrap_symbol): New static function.
16776 (m68k_unwrap_symbol): New function.
16777 (m68k_final_prescan_insn_1): New static function.
16778 (m68k_final_prescan_insn): New function.
16779 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16781 (legitimize_pic_address): Handle TLS references..
16782 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16783 (m68k_libcall_value_in_a0_p)
16784 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16785 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16786 (m68k_legitimize_tls_address): Handle TLS references.
16787 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16789 (m68k_legitimize_address): Handle TLS symbols.
16790 (m68k_get_reloc_decoration): New static function.
16791 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16793 (m68k_output_dwarf_dtprel): Implement hook.
16794 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16795 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16796 m68k_call_* routines.
16797 (sched_attr_op_type): Handle TLS symbols.
16798 (gt-m68k.h): Include.
16799 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16800 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16802 2009-05-18 Martin Jambor <mjambor@suse.cz>
16804 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16805 (visit_store_addr_for_mod_analysis): New function.
16806 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16807 (determine_cst_member_ptr): Use gimple_assign_single_p.
16808 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16809 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16810 operands. Don't check number of operands of a NOP_EXPR.
16812 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16814 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16816 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16819 * c-common.c (warn_logical_operator): Don't warn if one of
16820 expression isn't always true or false.
16822 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16824 * config/i386/biarch32.h: New file.
16825 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16827 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16829 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16830 *zero_extend<mode>_truncqi): Merge these into ...
16831 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16832 Name the pattern following this as *zero_extendhi_truncqi.
16834 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16836 PR middle-end/39301
16837 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16838 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16839 (output_info): Make field HOST_WIDEST_INT.
16840 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16841 (dump_bitmat_statistics): Same.
16843 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16845 * config.gcc (use_gcc_stdint): Set to wrap.
16846 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16847 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16848 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16849 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16850 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16851 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16852 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16853 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16855 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16857 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16859 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16860 Move definitions earlier.
16861 (OPT_ARCH64, OPT_ARCH32): Define.
16862 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16865 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16868 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16871 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16873 * arm.md (movdi2): Copy non-reg values to DImode registers.
16875 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16878 * final.c (label_to_max_skip): New function.
16879 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16880 CODE_LABEL_NUMBER <= max_labelno.
16881 * output.h (label_to_max_skip): New prototype.
16882 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16883 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16884 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16885 Handle CODE_LABELs with >= 16 byte alignment or with
16886 max_skip == (1 << align) - 1.
16887 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16888 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16891 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16892 .p2align 3 if MAX_SKIP is smaller than 7.
16893 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16895 2009-05-15 Ian Lance Taylor <iant@google.com>
16897 * alias.c (struct alias_set_entry_d): Rename from struct
16898 alias_set_entry. Change all uses.
16899 * except.c (struct call_site_record_d): Rename from struct
16900 call_site_record. Change all uses.
16901 * except.h (struct eh_region_d): Rename from struct eh_region.
16903 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16905 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16906 ivtype_map_elt. Change all uses.
16907 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16909 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16910 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16912 (struct sese_d): Rename from struct sese. Change all uses.
16913 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16914 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16915 * optabs.h (struct optab_d): Rename from struct optab. Change all
16917 (struct convert_optab_d): Rename from struct convert_optab.
16919 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16920 ipa_opt_pass. Change all uses.
16921 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16924 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16925 defined as a typedef.
16926 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16929 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16932 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16934 (merge_ranges): Returns bool.
16935 * tree.h (make_range): .. to here.
16936 (build_range_check): Likewise.
16937 (merge_ranges): Likewise. Renamed from merge_ranges.
16938 * c-typeck.c (parser_build_binary_op): Update calls to
16939 warn_logical_operator.
16940 * c-common.c (warn_logical_operator): Add new warning.
16941 * c-common.h (warn_logical_operator): Update declaration.
16943 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16945 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16947 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16949 * doc/install.texi: Document MPC requirements, flags etc.
16951 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16952 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16953 Evaluate constant arguments.
16954 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16955 (fold_builtin_1): Likewise, also evaluate constant arguments.
16956 Remove superfluous break.
16957 (do_mpc_ckconv): New.
16958 * real.h: Include mpc.h.
16959 * toplev.c (print_version): Output MPC version info if available.
16961 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16963 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16965 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16967 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16970 2009-05-15 Jan Hubicka <jh@suse.cz>
16972 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16973 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16974 (try_inline): Fix return value.
16975 (cgraph_decide_inlining_incrementally): Honor new value.
16976 (cgraph_early_inlining): Handle indirect inlining.
16977 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16979 2009-05-15 Jan Hubicka <jh@suse.cz>
16981 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16982 * cgraphunit.c (cgraph_finalize_function): Set it.
16983 (cgraph_expand_function): Use it.
16985 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16987 * real.c (encode_ieee_half): Define.
16988 (decode_ieee_half): Define.
16989 (ieee_half_format): Define.
16990 (arm_half_format): Define.
16991 * real.h (ieee_half_format): Declare.
16992 (arm_half_format): Declare.
16994 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16996 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16997 swapped, and reversed optabs exist before trying to use them.
16999 2009-05-15 Paul Brook <paul@codesourcery.com>
17000 Sandra Loosemore <sandra@codesourcery.com>
17002 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17003 loads. Allow PRE_DEC.
17004 (output_move_neon): Handle PRE_DEC.
17005 (arm_print_operand): Add 'A' for neon structure loads.
17006 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17007 * config/arm/neon.md (neon_mov): Update comment.
17008 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17010 (Um): New constraint.
17012 2009-05-15 Jan Hubicka <jh@suse.cz>
17014 Revert the following patch until testsuite fallout is fixed:
17015 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17016 * cgraph.h (struct inline_summary): New filed self_wize,
17017 size_inlining_benefit, self_time and time_inlining_benefit.
17018 (struct cgraph_global_info): Replace insns by time ans size fields.
17019 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17020 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17021 (ipcp_update_callgraph): Do not touch function bodies.
17022 * ipa-inline.c: Include except.h
17023 (MAX_TIME): New constant.
17024 (overall_insns): Remove
17025 (overall_size, max_benefit): New static variables.
17026 (cgraph_estimate_time_after_inlining): New function.
17027 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17028 (cgraph_clone_inlined_nodes): Update size.
17029 (cgraph_mark_inline_edge): Update size.
17030 (cgraph_estimate_growth): Use size info.
17031 (cgraph_check_inline_limits): Check size.
17032 (cgraph_default_inline_p): Likewise.
17033 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17034 (cgraph_decide_recursive_inlining): Check size.
17035 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17037 (cgraph_decide_inlining): Likewise.
17038 (cgraph_decide_inlining_incrementally): Likewise; honor
17039 PARAM_EARLY_INLINING_INSNS.
17040 (likely_eliminated_by_inlining_p): New predicate.
17041 (estimate_function_body_sizes): New function.
17042 (compute_inline_parameters): Use it.
17043 * except.c (must_not_throw_labels): New function.
17044 * except.h (must_not_throw_labels): Declare.
17045 * tree-inline.c (init_inline_once): Kill inlining_weigths
17046 * tree-ssa-structalias.c: Avoid uninitialized warning.
17047 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17048 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17049 (PARAM_INLINE_CALL_COST): Remove.
17050 (PARAM_EARLY_INLINING_INSNS): New.
17052 2009-05-15 Richard Guenther <rguenther@suse.de>
17054 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17055 not TODO_update_ssa.
17057 2009-05-15 Richard Guenther <rguenther@suse.de>
17059 PR tree-optimization/39999
17060 * gimple.h (gimple_expr_type): Use the expression type looking
17061 through useless conversions.
17062 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17063 (vn_nary_op_insert_stmt): Likewise.
17064 (simplify_binary_expression): Likewise.
17066 2009-05-15 Richard Guenther <rguenther@suse.de>
17068 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17069 New options, enabled by default.
17070 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17072 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17073 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17074 * tree-ssa-structalias.c (gate_tree_pta): New function.
17075 (pass_build_alias): Use it.
17077 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17079 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17080 recurse on an invariant address if a conversion from a pointer
17081 type to a wider integer type is involved.
17083 2009-05-15 Jan Hubicka <jh@suse.cz>
17085 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17086 * cgraph.h (struct inline_summary): New filed self_wize,
17087 size_inlining_benefit, self_time and time_inlining_benefit.
17088 (struct cgraph_global_info): Replace insns by time ans size fields.
17089 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17090 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17091 (ipcp_update_callgraph): Do not touch function bodies.
17092 * ipa-inline.c: Include except.h
17093 (MAX_TIME): New constant.
17094 (overall_insns): Remove
17095 (overall_size, max_benefit): New static variables.
17096 (cgraph_estimate_time_after_inlining): New function.
17097 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17098 (cgraph_clone_inlined_nodes): Update size.
17099 (cgraph_mark_inline_edge): Update size.
17100 (cgraph_estimate_growth): Use size info.
17101 (cgraph_check_inline_limits): Check size.
17102 (cgraph_default_inline_p): Likewise.
17103 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17104 (cgraph_decide_recursive_inlining): Check size.
17105 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17107 (cgraph_decide_inlining): Likewise.
17108 (cgraph_decide_inlining_incrementally): Likewise; honor
17109 PARAM_EARLY_INLINING_INSNS.
17110 (likely_eliminated_by_inlining_p): New predicate.
17111 (estimate_function_body_sizes): New function.
17112 (compute_inline_parameters): Use it.
17113 * except.c (must_not_throw_labels): New function.
17114 * except.h (must_not_throw_labels): Declare.
17115 * tree-inline.c (init_inline_once): Kill inlining_weigths
17116 * tree-ssa-structalias.c: Avoid uninitialized warning.
17117 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17118 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17119 (PARAM_INLINE_CALL_COST): Remove.
17120 (PARAM_EARLY_INLINING_INSNS): New.
17121 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17122 (inline-call-cost): Remove.
17123 (early-inlining-insns): New.
17125 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17127 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17129 (print_int_cst_bounds_in_octal_p): Likewise.
17130 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17132 * dwarf2out.c (base_type_die): Likewise.
17133 (is_subrange_type): Delete.
17134 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17135 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17136 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17137 if the destination type is boolean.
17138 (build_range_check): Do not special-case subtypes.
17139 (fold_sign_changed_comparison): Likewise.
17140 (fold_unary): Likewise.
17141 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17142 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17143 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17144 * tree.c (subrange_type_for_debug_p): New predicate based on the
17145 former is_subrange_type.
17146 * tree.h (subrange_type_for_debug_p): Declare.
17147 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17148 (convert_affine_scev): Remove call to above function.
17149 (chrec_convert_aggressive): Likewise.
17150 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17151 false for conversions involving subtypes.
17152 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17153 (vrp_val_min): Likewise.
17154 (needs_overflow_infinity): Likewise.
17155 (extract_range_from_unary_expr): Likewise.
17157 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17159 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17160 * config/frv/frv.c: Likewise.
17161 * config/s390/s390.c: Likewise.
17162 * config/sparc/sparc.h: Likewise.
17163 * config/i386/i386.h: Likewise.
17164 * config/i386/i386.c: Likewise.
17165 * config/crx/crx.c: Likewise.
17166 * config/m68hc11/m68hc11.h: Likewise.
17167 * config/iq2000/iq2000.c: Likewise.
17168 * config/mn10300/mn10300.h: Likewise.
17169 * config/mn10300/mn10300.c: Likewise.
17170 * config/m68k/m68k.c: Likewise.
17171 * config/rs6000/rs6000.c: Likewise.
17172 * config/rs6000/xcoff.h: Likewise.
17173 * config/rs6000/linux64.h: Likewise.
17174 * config/rs6000/sysv4.h: Likewise.
17175 * config/score/score3.c: Likewise.
17176 * config/score/score7.c: Likewise.
17177 * config/score/score.c: Likewise.
17178 * config/arm/arm.md: Likewise.
17179 * config/mips/mips.c: Likewise.
17180 * config/mips/mips.md: Likewise.
17181 * config/bfin/bfin.h: Likewise.
17182 * config/pa/pa.c: Likewise.
17183 * config/pa/constraints.md: Likewise.
17185 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17186 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17187 * config/pdp11/pdp11.h: Use memory_address_p instead.
17189 2009-05-14 Ian Lance Taylor <iant@google.com>
17191 * passes.c (finish_optimization_passes): Change i to int.
17192 * plugin.c (plugins_active_p): Change event to int.
17193 (dump_active_plugins): Likewise.
17194 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17196 * tree.c (tree_range_check_failed): Change c to unsigned int.
17197 (omp_clause_range_check_failed): Likewise.
17198 (build_common_builtin_nodes): Change mode to int. Add cast.
17199 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17200 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17202 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17203 ++ or -- with a variable of enum type.
17205 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17208 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17210 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17212 * store-motion.c: Do not include params.h
17213 * Makefile.in: Fix dependencies for various files.
17215 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17217 * auto-inc-dec.c: Fix pass description, remove apparent
17218 accidental duplication.
17220 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17222 PR middle-end/40147
17223 * ipa-utils.h (memory_identifier_string): Moved to ...
17224 * tree.h (memory_identifier_string): Here. Add GTY(()).
17226 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17228 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17229 in the former documentation of...
17230 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17231 * ira-conflicts.c (get_dup_num): Use address_operand.
17232 * targhooks.c (default_legitimate_address_p): New.
17233 * targhooks.h (default_legitimate_address_p): New.
17234 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17236 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17237 * target.h (struct target): Add legitimate_address_p.
17238 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17239 (TARGET_INITIALIZER): Include it.
17241 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17242 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17243 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17244 (TARGET_LEGITIMATE_ADDRESS_P): New.
17246 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17247 (REG_OK_STRICT_P): Delete.
17248 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17249 (frv_legitimate_address_p_1): ... this.
17250 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17251 (frv_legitimate_address_p_1): ... the renamed old
17252 frv_legitimate_address_p.
17253 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17254 (TARGET_LEGITIMATE_ADDRESS_P): New.
17256 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17257 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17258 * config/s390/s390.c (legitimate_address_p): Rename to...
17259 (s390_legitimate_address_p): ... this, make static.
17260 (legitimize_address): Adjust call.
17261 (TARGET_LEGITIMATE_ADDRESS_P): New.
17262 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17264 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17265 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17266 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17267 (TARGET_LEGITIMATE_ADDRESS_P): New.
17269 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17270 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17271 * config/spu/spu.c (spu_legitimate_address): Rename to...
17272 (spu_legitimate_address_p): ... this, make static.
17273 (TARGET_LEGITIMATE_ADDRESS_P): New.
17275 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17276 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17277 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17278 (sparc_legitimate_address_p): ... this, make static and return bool.
17279 (legitimize_address): Adjust call.
17280 (TARGET_LEGITIMATE_ADDRESS_P): New.
17282 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17283 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17284 * config/i386/i386.c (legitimate_address_p): Rename to...
17285 (ix86_legitimate_address_p): ... this, make static.
17286 (constant_address_p): Move after it, adjust call.
17287 (TARGET_LEGITIMATE_ADDRESS_P): New.
17289 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17290 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17291 * config/avr/avr.c (legitimate_address_p): Rename to...
17292 (avr_legitimate_address_p): ... this, make static.
17293 (legitimize_address): Adjust call.
17294 (TARGET_LEGITIMATE_ADDRESS_P): New.
17296 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17297 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17298 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17299 (TARGET_LEGITIMATE_ADDRESS_P): New.
17301 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17302 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17303 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17304 (TARGET_LEGITIMATE_ADDRESS_P): New.
17306 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17307 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17309 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17311 (TARGET_LEGITIMATE_ADDRESS_P): New.
17313 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17314 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17316 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17318 (m68hc11_legitimate_address_p): ... this, make static.
17319 (go_if_legitimate_address_internal): Rename to...
17320 (m68hc11_legitimate_address_p_1): ... this.
17321 (legitimize_address): Adjust call.
17322 (TARGET_LEGITIMATE_ADDRESS_P): New.
17324 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17325 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17326 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17327 (TARGET_LEGITIMATE_ADDRESS_P): New.
17329 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17330 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17331 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17332 (mn10300_legitimate_address_p): ... this, make static.
17333 (TARGET_LEGITIMATE_ADDRESS_P): New.
17335 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17336 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17337 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17338 (TARGET_LEGITIMATE_ADDRESS_P): New.
17340 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17341 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17342 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17343 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17344 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17345 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17346 (rs6000_legitimate_address_p): ... this, make static.
17347 (TARGET_LEGITIMATE_ADDRESS_P): New.
17348 (REG_MODE_OK_FOR_BASE_P): Delete.
17349 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17351 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17352 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17354 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17355 static, adjust types.
17356 (TARGET_LEGITIMATE_ADDRESS_P): New.
17358 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17359 * config/score/score.c (score_address_p): Rename to...
17360 (score_legitimate_address_p): ... this.
17361 (TARGET_LEGITIMATE_ADDRESS_P): New.
17362 * config/score/score3.c (score3_address_p): Rename to...
17363 (score3_legitimate_address_p): ... this.
17364 * config/score/score7.c (score7_address_p): Rename to...
17365 (score7_legitimate_address_p): ... this.
17367 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17368 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17369 GO_IF_LEGITIMATE_ADDRESS): Delete.
17370 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17371 thumb2_legitimate_address_p): Delete.
17372 (arm_legitimate_address_p): Rename to...
17373 (arm_legitimate_address_outer_p): ... this.
17374 * config/arm/constraints.md ("Uq"): Adjust call.
17375 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17376 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17378 (arm_legitimate_address_outer_p): ... this.
17379 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17381 (TARGET_LEGITIMATE_ADDRESS_P): New.
17383 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17384 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17385 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17386 (TARGET_LEGITIMATE_ADDRESS_P): New.
17388 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17389 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17390 * config/vax/vax.c (legitimate_address_p): Rename to...
17391 (vax_legitimate_address_p): ... this, make static.
17392 (TARGET_LEGITIMATE_ADDRESS_P): New.
17394 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17395 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17396 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17397 (TARGET_LEGITIMATE_ADDRESS_P): New.
17399 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17400 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17401 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17402 (mmix_legitimate_address_p): ... this, make static.
17403 (TARGET_LEGITIMATE_ADDRESS_P): New.
17405 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17406 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17407 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17408 (TARGET_LEGITIMATE_ADDRESS_P): New.
17410 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17412 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17413 of MODE_COMPLEX_INT.
17415 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17417 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17418 LCT_NORMAL in function call.
17419 * mips-tdump.c (print_file_desc): Add cast to enum type.
17420 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17421 (mark_stabs): Add casts to enum types.
17422 (parse_stabs_common): Add casts to enum types.
17424 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17426 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17427 Check for invalid values of LETTER.
17429 2009-05-13 Taras Glek <tglek@mozilla.com>
17431 * attribs.c (register_attribute): moved out attribute registration
17432 into register_attribute.
17433 * doc/plugins.texi: Documented register_attribute and
17435 * gcc-plugin.h: Added forward decl for register_attribute.
17436 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17437 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17438 PLUGIN_ATTRIBUTES boilerplate.
17440 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17442 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17443 values even in sentinel and empty entries.
17444 (ms_printf_flag_specs): Likewise.
17445 (ms_scanf_flag_specs): Likewise.
17446 (ms_strftime_flag_specs): Likewise.
17447 (ms_print_char_table): Likewise.
17448 (ms_scan_char_table): Likewise.
17449 (ms_time_char_table): Likewise.
17451 2009-05-13 Doug Kwan <dougkwan@google.com>
17453 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17455 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17457 * config/mips/mips.md (store): Add attributes for QI and HI.
17459 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17460 (truncdi<mode>2): ... this new pattern.
17462 2009-05-13 Brad Hards <bradh@kde.org>
17464 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17466 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17467 Ben Elliston <bje@au.ibm.com>
17469 PR middle-end/40035
17470 * dse.c (check_mem_read_rtx): Guard against width == -1.
17472 2009-05-13 Michael Matz <matz@suse.de>
17474 PR middle-end/39976
17475 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17476 (trivially_conflicts_p): New function.
17477 (insert_backedge_copies): Use it.
17479 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17481 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17482 (handle_stdc_pragma): Use new enum constant names.
17483 (handle_pragma_float_const_decimal64): Ditto.
17485 2009-05-13 Ian Lance Taylor <iant@google.com>
17487 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17490 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17492 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17493 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17495 * config/m68k/m68k.h (FL_UCLINUX): Define.
17497 2009-05-13 Jan Hubicka <jh@suse.cz>
17499 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17501 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17503 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17504 unless -fschedule-insns is specified.
17506 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17509 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17510 TARGET_EXPAND_CBRANCHDI4.
17511 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17512 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17513 (cmpeqdi): Fix comment.
17515 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17517 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17518 (sh_legitimate_address_p): Likewise.
17519 * config/sh/sh.c (sh_legitimate_index_p): New.
17520 (sh_legitimate_address_p): Likewise.
17521 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17522 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17523 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17524 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17525 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17526 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17527 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17528 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17529 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17531 2009-05-12 Jan Hubicka <jh@suse.cz>
17533 * tree-inline.c (estimate_operator_cost): Add operands;
17534 when division happens by constant, it is cheap.
17535 (estimate_num_insns): Loads and stores are not having cost of 0;
17536 EH magic stuff is cheap; when computing runtime cost of switch,
17537 use log2 base of amount of its cases; builtin_expect has cost of 0;
17538 compute cost for moving return value of call.
17539 (init_inline_once): Initialize time_based flags.
17540 * tree-inline.h (eni_weights_d): Add time_based flag.
17542 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17544 * df-core.c: Update head documentation.
17546 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17549 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17550 shadowing exisiting variable op1.
17552 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17555 * config/i386/driver-i386.c (processor_signatures): New enum.
17556 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17557 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17558 processor signature to detect geode processor.
17560 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17564 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17566 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17567 causes spurious differences between trunk and cond-optab branch.
17569 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17571 * dojump.c (compare_from_rtx): Delete.
17572 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17573 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17574 if the comparison does not satisfy the predicate; test predicates for
17575 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17576 further if one existing pattern fails.
17577 * expr.h (compare_from_rtx): Delete.
17578 (prepare_operand): Declare it.
17579 * optabs.c: Change "lib call" to "libcall" throughout.
17580 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17581 HAVE_conditional_trap, emit_cmp_insn): Delete.
17582 (can_compare_p): Delete cmp_optab case.
17583 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17584 Accept other parameters by value.
17585 (prepare_operand): Make non-static.
17586 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17587 other parameters by value. Try to widen operands here based on
17588 an optab_methods argument and looking at cbranch_optab.
17589 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17590 loop. Use cbranch_optab directly.
17591 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17592 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17594 (emit_conditional_move, emit_conditional_add): Inline what's needed
17595 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17596 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17597 with COMPARE. Move cmov_optab and cstore_optab above
17598 with cbranch_optab, move cmp_optab down with ucmp_optab,
17599 remove tst_otpab. Do not initialize trap_rtx.
17600 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17601 for trap code. Do not check HAVE_conditional_trap. Use
17602 prepare_cmp_insn. Accept no predicate for operand 3.
17603 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17604 (OTI_ctrap, ctrap_optab): New.
17605 (tst_optab): Delete.
17606 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17607 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17608 with lookup of ctrap_optab.
17609 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17611 (ctrap_optab): New.
17613 * combine.c (combine_simplify_rtx, simplify_set): Do not
17614 special case comparing against zero for cc0 machines.
17615 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17616 COMPARE on cc0 machines.
17617 (simplify_relational_operation): Return a new expression when
17618 a COMPARE could be removed.
17619 * final.c (final_scan_insn): Compare cc_status values
17620 against LHS of a (compare FOO (const_int 0)) cc0 source.
17621 Also check if cc_status.value is the full compare.
17623 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17624 (cstoreMM4): Document.
17625 (conditional_trap): Document ctrapMM4 instead.
17626 (sync_compare_and_swapMM): Refer to cbranchcc4.
17627 (Dependent Patterns): Eliminate obsolete information referring to
17628 the old jump optimization phase.
17629 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17630 of compares with 0 on cc0 machines.
17631 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17632 avoiding references to cc0. Remove text about storing operands
17634 * doc/tm.texi (Condition Codes): Include blurb on different
17635 condition code representations, separate into subsections for
17636 CC0, MODE_CC and conditional execution.
17638 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17639 alpha_emit_setcc): Accept operands and a machine mode.
17640 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17641 Get code/op0/op1 from operands, use machine mode argument
17642 instead of alpha_compare.fp_p. Emit the branch here.
17643 (alpha_emit_setcc): Likewise, and return boolean.
17644 (alpha_emit_conditional_move): Likewise. Assert that
17645 cmp_op_mode == cmp_mode, and simplify accordingly.
17646 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17647 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17648 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17650 (stack probe test): Use cbranchdi4.
17651 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17653 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17654 * config/arc/arc.h (movsicc, movsfcc): Use it.
17655 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17656 (cbranchsi4, cstoresi4): New.
17657 (cmpsi, bCC and sCC expanders): Remove.
17659 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17660 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17661 * config/arm/predicates.md (arm_comparison_operator): Only include
17662 floating-point operators if there is a hardware floating-point unit.
17663 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17664 deferring to cbranch_cc and cstore_cc respectively.
17665 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17666 cbranch_cc, cstore_cc): New.
17667 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17669 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17671 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17672 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17674 (adjust_insn_length): Adjust calls.
17675 (avr_reorg): Handle (compare (foo) (const_int 0)).
17676 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17677 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17678 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17679 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17681 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17682 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17684 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17685 (cbranchsi4, cstorebi4, cstoresi4): New.
17686 (movbisi): This insn is duplicate, split it to zero_extend.
17687 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17688 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17689 (bfin_optimize_loop): Use cbranch expander.
17690 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17691 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17692 (bfin_bimode_comparison_operator): ... this.
17693 (bfin_direct_comparison_operator): New.
17695 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17696 inside (compare FOO (const_int 0)).
17697 (cris_rtx_costs): Handle ZERO_EXTRACT.
17698 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17699 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17700 (*tstdi_v32): Delete.
17701 (*cmpdi_non_v32): Add M alternative for operand 1.
17702 (cmpsi, cmp<mode>): Make private.
17703 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17705 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17707 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17708 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17709 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17710 (cc_reg_operand): New.
17711 (any_cond): Delete.
17712 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17713 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17714 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17715 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17716 crx_expand_scond): Delete.
17718 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17720 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17721 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17723 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17724 cstoresi4, cstoresf4, cstoredf4): New.
17725 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17726 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17727 Receive the entire operands array.
17728 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17729 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17730 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17731 Get test/op0/op1 from the operands array.
17732 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17734 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17735 (h8300_expand_store): New.
17736 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17738 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17739 (h8300_expand_store): New.
17740 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17741 or do not try to produce (set (cc0) REG).
17742 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17743 change a compare into a move to a scratch register. Disable some
17744 peepholes when comparing with zero.
17745 (tstsi, tsthi, tstsi, cmpqi): Make private.
17747 (bCC, sCC): Delete.
17748 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17751 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17752 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17753 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17754 (ix86_emit_i387_log1p): Use cbranchxf2.
17755 (ix86_expand_setcc): Return void.
17756 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17757 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17758 cmp<MODEF>, cmpcc): Remove.
17759 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17760 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17761 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17762 (sCC and bCC expanders): Remove.
17763 (stack_protect_test): Use cbranchcc4.
17765 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17767 (ia64_expand_compare): Accept three rtx by reference and return void.
17768 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17769 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17770 from *expr. Update *expr with the BImode comparison to do.
17771 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17772 cmptf, bCC, sCC, conditional_trap): Delete.
17773 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17774 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17775 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17776 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17777 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17779 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17780 type of last argument.
17781 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17782 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17783 use machine mode argument instead of branch_type. Remove dead
17784 code for floating-point comparisons.
17785 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17786 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17788 (cbranchsi4, cstoresi4): New.
17789 * config/iq2000/predicates.md (reg_or_const_operand): New.
17791 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17792 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17793 (b<code>_op): Rewrite to...
17794 (bcc_op): ... this, using match_operator.
17795 (s<code>_op): Rewrite to...
17796 (scc_op): ... this, using match_operator.
17797 (s<code>_24_op): Rewrite to...
17798 (scc_op_24): ... this, using match_operator.
17799 (s<code>_<mode>): Rewrite to...
17800 (cstore<mode>4): ... this, using match_operator.
17801 (s<code>_<mode>_24): Rewrite to...
17802 (cstore<mode>4_24): ... this, using match_operator.
17803 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17804 m32c_unpend_compare, m32c_expand_scc): Delete.
17805 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17806 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17807 (m32c_expand_movcc): Change NE to EQ if necessary.
17808 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17810 * config/m32r/m32r-protos.h (gen_cond_store): New.
17811 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17812 (gen_cond_store): New, from sCC patterns.
17813 (m32r_expand_block_move): Use cbranchsi4.
17814 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17815 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17816 (cbranchsi4, cstoresi4): New.
17818 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17820 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17821 (m68hc11_notice_update_cc): Look into a compare with 0.
17822 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17824 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17825 cmphi, cmpqi, bCC): Delete.
17826 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17827 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17828 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17831 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17832 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17833 * config/m68k/constraints.md (H): New.
17834 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17835 the define_insn below.
17836 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17837 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17838 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17839 patterns): Wrap RHS with COMPARE.
17840 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17841 (*cmpdi_internal): Name this pattern.
17842 (cmpdi): Change to define_insn.
17843 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17844 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17845 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17847 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17848 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17849 (conditional_trap): Change to...
17850 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17851 (*conditional_trap): Use the ordered_comparison_operator and
17852 const1_operand predicates.
17853 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17854 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17855 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17856 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17858 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17859 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17860 (mcore_gen_compare): New.
17861 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17862 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17863 (mcore_gen_compare): ... this.
17864 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17865 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17866 (stack probe pattern): Use cbranchsi4.
17868 * config/mips/predicates.md (mips_cstore_operator): New.
17869 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17870 * config/mips/mips.md (any_cond): Delete.
17871 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17873 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17874 fixuns_truncsfdi2): Use cbranch patterns.
17875 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17876 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17877 Adjust call to mips_expand_conditional_branch.
17878 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17880 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17881 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17882 * config/mips/mips.c (cmp_operands): Delete.
17883 (mips_emit_compare): Get comparison operands from *op0/*op1.
17884 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17885 that it succeeds. Use op0/op1 instead of cmp_operands.
17886 (mips_expand_conditional_branch, mips_expand_conditional_move,
17887 mips_expand_conditional_trap): Likewise.
17888 (mips_block_move_loop): Use cbranch patterns.
17889 * config/mips/mips.h (cmp_operands): Delete.
17891 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17892 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17893 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17894 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17895 (*cmpcc_folded): Rename to...
17896 (*cmpdi_folded): this.
17897 (*cmpcc): Rename to...
17899 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17902 (cbranchdf4): New. Handle invalid comparisons here.
17903 * config/mmix/predicates.md (float_comparison_operator): New.
17905 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17906 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17907 * config/mn10300/mn10300.md (tst): Delete.
17908 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17909 Name these patterns and wrap RHS in a compare.
17910 (*cmpsi): Make this pattern private. Include tst.
17911 (*cmpsf): Make this pattern private.
17912 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17913 (compare with zero peepholes): Likewise.
17915 (cbranchsi4, cbranchsf4): New.
17916 (casesi): Use cbranchsi4.
17918 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17919 hppa_branch_type): Delete.
17920 (return_addr_rtx): Use cbranchsi4.
17921 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17922 Emit CCFPmode comparison here.
17923 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17924 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17925 hppa_branch_type): Delete.
17926 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17927 (movsicc, movdicc): Remove references to hppa_compare_op0,
17928 hppa_compare_op1 and compare_from_rtx.
17929 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17930 (casesi): Use cbranchsi4.
17932 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17933 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17934 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17935 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17936 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17938 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17939 (*branch, *branch_inverted): New.
17941 * config/picochip/picochip.md (cbranchhi4): Use
17942 ordered_comparison_operator.
17943 (cmphi, bCC): Remove.
17945 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17946 (trap_comparison_operator): Delete.
17947 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17948 rs6000_emit_cbranch): Accept mode and operands.
17949 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17950 rs6000_compare_fp_p): Delete.
17951 (rs6000_generate_compare): Accept mode and comparison. Extract code
17952 and op0/op1 from there. Replace references to rs6000_compare_op0
17953 and rs6000_compare_op1.
17954 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17955 extract result from passed operands.
17956 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17957 extract loc from passed operands.
17958 (rs6000_emit_cmove): Likewise.
17959 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17960 rs6000_compare_fp_p): Delete.
17961 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17962 (cbranch<GPR>4, cbranch<FP>4): New.
17963 (cstore<mode>4): New. Consolidate here all choices about when to use
17964 portable or specialized sCC sequences.
17965 (stack_protect_test): Use cbranchsi4.
17966 (conditional_trap): Replace with ctrap<GPR>4.
17967 (conditional trap insn): Replace trap_comparison_operator with
17968 ordered_comparison_operator.
17970 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17971 (s390_emit_prologue): Use ctrap.
17972 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17973 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17974 New predicates replacing...
17975 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17976 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17977 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17978 (add<mode>cc): Do not use s390_compare_op0/op1.
17979 (s<code>): Change to...
17980 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17981 (seq): Change to...
17982 (cstorecc4): ... this. Handle EQ or NE equally.
17983 (*sne): Un-privatize for use in cstorecc4.
17984 (b<code>): Change to...
17985 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17986 (conditional_trap): Replace with...
17987 (ctrap<GPR>4, ctrap<FP>4): ... these.
17988 (stack_protect): Use cbranchcc4.
17990 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17991 * config/score/score-protos.h (score_gen_cmp): Delete.
17992 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17993 (score_block_move-loop): Use cbranchsi4.
17994 * config/score/score.md (cbranchsi4): New.
17995 (cmpsi, bCC): Delete.
17996 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17997 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17998 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17999 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18000 * config/score/score3.h (score3_gen_cmp): Delete.
18001 * config/score/score7.h (score7_gen_cmp): Delete.
18003 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18004 (sh_emit_scc_to_t): ... this. Return void.
18005 (from_compare): Rename to...
18006 (sh_emit_compare_and_branch): ... this.
18007 (sh_emit_compare_and_set): New.
18008 (sh_expand_t_scc): Accept operands.
18009 * config/sh/predicates.md (sh_float_comparison_operator): New.
18010 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18011 (prepare_scc_operands): Rename to...
18012 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18014 (sh_emit_cheap_store_flag): New.
18015 (sh_emit_set_t_insn): New.
18016 (from_compare): Rename to...
18017 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18018 handling of TARGET_SH2E floating point to avoid recursive call.
18019 Generate branch here.
18020 (sh_emit_compare_and_set): New.
18021 (sh_expand_t_scc): Get op0/op1 from arguments.
18022 (sh_emit_cheap_store_flag): New.
18023 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18025 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18026 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18027 (movsicc, movdicc): Do nothing when it recreated operands from
18028 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18029 prepare_scc_operands (now sh_emit_scc_to_t).
18030 (udivdi3): Use cstoresi4.
18031 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18032 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18033 (cbranchint4_media, cbranchfp4_media): New.
18034 (casesi): Use cbranchdi4.
18035 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18037 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18038 (movnegt): Remove second operand.
18039 (cbranchsf4, cbranchdf4): New.
18040 (stack_protect): Use cbranchdi4/cbranchsi4.
18042 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18043 (gen_compare_reg): Accept comparison, extract part of it to...
18044 (gen_compare_reg_1): ... this.
18045 (gen_compare_operator): Delete.
18046 (gen_v9_scc): Accept separate destination, comparison code and arms.
18047 Do not use sparc_compare_op0/sparc_compare_op1.
18048 (emit_scc_insn, emit_conditional_branch_insn): New.
18049 (emit_v9_brxx): Make static. Remove useless assertion.
18050 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18052 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18053 * config/sparc/sparc-protos.h (gen_compare_reg,
18054 sparc_emit_float_lib_cmp): Adjust prototype.
18055 (emit_scc_insn, emit_conditional_branch_insn): New.
18056 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18057 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18058 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18059 iterators to the top.
18060 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18061 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18062 snedi_special_trunc): Delete.
18063 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18064 and snedi_special_trunc.
18065 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18066 cbranchdi4, cbranch<F:mode>4): New.
18067 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18068 here. Use gen_compare_reg instead of gen_compare_operator.
18069 (conditional_trap): Replace with...
18070 (ctrapsi4, ctrapdi4): ... this.
18071 (stack_protect_test): Use cbranchcc4.
18073 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18075 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18076 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18077 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18078 from operands[0] or operands[3] depending on is_set.
18079 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18080 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18081 cmpdf, bCC), sCC: Remove.
18082 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18083 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18085 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18086 spu_emit_branch_or_set.
18088 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18090 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18091 xstormy16_compare_op1): Delete.
18092 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18093 xstormy16_compare_op1): Delete.
18094 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18096 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18097 (cmphi, cmpsi, bCC): Remove.
18099 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18100 (*cmpsi): ... this one.
18101 (cbranchsi4, cstoresi4): New.
18102 (bCC expanders): Delete.
18103 (sCC insns): Fold into...
18104 (*setcc): ... this one.
18105 (casesi): Do not use gen_cmpsi and gen_bgtu.
18106 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18107 (movsicc): Simplify.
18108 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18110 * config/vax/vax-protos.h (cond_name): New.
18111 (vax_output_conditional_branch): Remove.
18112 * config/vax/vax.c (cond_name): New.
18113 (vax_output_conditional_branch): Remove.
18114 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18115 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18116 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18117 (bit<VAXint>): Wrap source with (compare).
18118 (b<code> and following unnamed pattern): Rename to *branch and
18119 *branch_reversed. Change macroization to match_operator.
18120 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18122 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18123 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18124 Change last argument to machine_mode.
18125 (xtensa_expand_scc): Add machine_mode argument.
18126 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18127 (gen_conditional_move, xtensa_expand_conditional_branch,
18128 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18129 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18130 Adjust operand numbers.
18131 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18133 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18134 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18135 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18137 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18139 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18140 causes spurious differences between trunk and cond-optab branch.
18142 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18145 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18147 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18149 * tree.c (iterative_hash_pointer): Delete.
18150 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18151 Hash UIDs and versions of SSA names. Don't special-case built-in
18152 function declarations.
18154 2009-05-11 Ian Lance Taylor <iant@google.com>
18157 * graphite.c: Force -Wc++-compat to only be a warning before
18158 #including "cloog/cloog.h".
18160 2009-05-11 Martin Jambor <mjambor@suse.cz>
18162 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18164 2009-05-11 Jan Hubicka <jh@suse.cz>
18166 * tree-ssa-loop-ivcanon.c: Include target.h
18167 (struct loop_size): new structure.
18168 (constant_after_peeling): New predicate.
18169 (tree_estimate_loop_size): New function.
18170 (estimated_unrolled_size): Rewrite for new estimates.
18171 (try_unroll_loop_completely): Use new estimates.
18172 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18174 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18176 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18177 libcpp interface change.
18178 (spu_macro_to_expand): Likewise.
18180 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18182 PR tree-optimization/40026
18183 * gimplify.c (gimplify_init_constructor): Change initial conditional
18184 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18185 optimize_compound_literals_in_ctor.
18187 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18189 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18191 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18193 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18195 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18196 HOST_WIDE_INT for gap.
18198 2009-05-11 Ira Rosen <irar@il.ibm.com>
18200 PR tree-optimization/40074
18201 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18202 account in group size and step comparison.
18204 2009-05-11 Richard Guenther <rguenther@suse.de>
18206 * passes.c (init_optimization_passes): Strip now incorrect comment.
18207 (execute_function_todo): Do not set PROP_alias.
18208 * tree-pass.h (PROP_alias): Remove.
18209 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18210 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18211 * tree-nrv.c (pass_return_slot): Likewise.
18212 * tree-object-size.c (pass_object_sizes): Likewise.
18213 * tree-ssa-dom.c (pass_dominator): Likewise.
18214 (pass_phi_only_cprop): Likewise.
18215 * tree-ssa-dse.c (pass_dse): Likewise.
18216 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18217 (pass_cselim): Likewise.
18218 * tree-ssa-pre.c (pass_pre): Likewise.
18219 (pass_fre): Likewise.
18220 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18221 * tree-ssa-sink.c (pass_sink_code): Likewise.
18222 * tree-stdarg.c (pass_stdarg): Likewise.
18223 * tree-tailcall.c (pass_tail_calls): Likewise.
18224 * tree-vrp.c (pass_vrp): Likewise.
18226 2009-05-10 Ian Lance Taylor <iant@google.com>
18228 * basic-block.h (enum profile_status): Break out of struct
18229 control_flow_graph.
18230 * cgraph.h (struct inline_summary): Break out of struct
18232 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18233 of struct cgraph_order_sort.
18234 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18235 * cse.c (struct branch_path): Break out of struct
18236 cse_basic_block_data.
18237 * except.h (enum eh_region_type): Break out of struct eh_region.
18238 * gcc.c (enum add_del): Break out of struct modify_target.
18239 * genrecog.c (enum decision_type): Break out of struct decision_test.
18240 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18242 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18243 * regmove.c (enum match_use): New enum, broken out of struct match.
18244 * sched-int.h (enum post_call_group): New enum, broken out of
18246 (struct deps_reg): Break out of struct deps.
18247 * target.h (struct asm_int_op): Break out of struct gcc_target.
18248 * tree-eh.c (struct goto_queue_node): Break out of struct
18250 * tree-inline.h (enum copy_body_cge_which): Break out of
18252 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18254 * c-decl.c (in_struct, struct_types): New static variables.
18255 (pushtag): Add loc parameter. Change all callers.
18256 (lookup_tag): Add ploc parameter. Change all callers.
18257 (check_compound_literal_type): New function.
18258 (parser_xref_tag): Add loc parameter. Change all callers. If
18259 -Wc++-compat, warn about struct/union/enum types defined within a
18261 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18262 and loc parameters. Change all callers. Change error calls to
18263 error_at, using loc. For a redefinition, if the location of the
18264 original definition is known, report it. Set in_struct and
18265 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18266 (finish_struct): Add new parameters enclosing_in_struct and
18267 enclosing_struct_types. Change all callers. Set
18268 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18269 in the struct. If in a struct, add this struct to struct_types.
18270 (start_enum): Add loc parameter. Change all callers. Use
18271 error_at for errors, using loc. For a redefinition, if the
18272 location of the original definition is known, report it. If in a
18273 struct, add this enum type to struct_types. If -Wc++-compat warn
18274 if in sizeof, typeof, or alignof.
18275 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18276 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18277 (c_parser_enum_specifier): Get enum location for start_enum.
18278 (c_parser_struct_or_union_specifier): Get struct location for
18279 start_struct. Save in_struct and struct_types status between
18280 start_struct and finish_struct.
18281 (c_parser_cast_expression): Get location of cast.
18282 (c_parser_alignof_expression): Get location of type.
18283 (c_parser_postfix_expression): Likewise.
18284 (c_parser_postfix_expression_after_paren_type): Add type_loc
18285 parameter. Change all callers. Call check_compound_literal_type.
18286 Use type_loc for error about variable size type.
18287 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18288 of an enum constant from an enum type defined in a struct or union.
18289 (c_cast_expr): Add loc parameter. Change all callers. If
18290 -Wc++-compat, warn about defining a type in a cast.
18291 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18292 (start_enum, start_struct, finish_struct): Update declarations.
18293 (parser_xref_tag, c_cast_expr): Update declarations.
18294 (check_compound_literal_type): Declare.
18296 2009-05-11 Ben Elliston <bje@au.ibm.com>
18298 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18299 for recent libcpp interface change.
18300 (rs6000_macro_to_expand): Likewise.
18302 2009-05-10 Michael Matz <matz@suse.de>
18305 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18306 not at entry of function.
18308 2009-05-10 Richard Guenther <rguenther@suse.de>
18310 PR tree-optimization/40081
18312 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18313 using the main variant of the element type. Do not fiddle with
18314 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18316 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18317 structs with volatile fields.
18319 2009-05-10 Jan Hubicka <jh@suse.cz>
18321 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18322 (estimate_move_cost): Assert that it does not get called for
18324 (estimate_num_insns): Skip VOID types in argument handling.
18325 (optimize_inline_calls): Delete unreachable blocks and verify that
18326 callgraph is valid.
18328 2009-05-10 Jan Hubicka <jh@suse.cz>
18330 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18331 * cgraph.c (cgraph_mark_address_taken_node): New function.
18332 (dump_cgraph_node): Dump new flag.
18333 * cgraph.h (struct cgraph_node): Add address_taken.
18334 (cgraph_mark_address_taken_node): New function.
18335 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18336 since new direct calls can be born.
18338 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18340 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18341 tok->val.node.node.
18343 2009-05-10 Jan Hubicka <jh@suse.cz>
18345 PR middle-end/40084
18346 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18348 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18349 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18350 * tree-inline.c (copy_bb): Set frequency correctly.
18351 (fold_marked_statements): Update call to
18352 cgraph_update_edges_for_call_stmt.
18354 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18356 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18357 identifiers in diagnostics.
18358 * config/arm/arm.c (arm_handle_fndecl_attribute,
18359 arm_handle_isr_attribute): Likewise.
18360 * config/avr/avr.c (avr_handle_progmem_attribute,
18361 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18362 * config/bfin/bfin.c (handle_int_attribute,
18363 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18364 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18365 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18367 * config/darwin.c (darwin_handle_kext_attribute,
18368 darwin_handle_weak_import_attribute): Likewise.
18369 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18370 h8300_handle_eightbit_data_attribute,
18371 h8300_handle_tiny_data_attribute): Likewise.
18372 * config/i386/i386.c (ix86_handle_cconv_attribute,
18373 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18374 * config/i386/winnt.c (ix86_handle_shared_attribute,
18375 ix86_handle_selectany_attribute): Likewise.
18376 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18377 * config/m32c/m32c.c (function_vector_handler): Likewise.
18378 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18379 m68hc11_handle_fntype_attribute): Likewise.
18380 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18381 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18382 * config/mips/mips.c (mips_insert_attributes,
18383 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18384 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18385 rs6000_handle_struct_attribute): Likewise.
18386 * config/sh/sh.c (sh_insert_attributes,
18387 sh_handle_resbank_handler_attribute,
18388 sh_handle_interrupt_handler_attribute,
18389 sh2a_handle_function_vector_handler_attribute,
18390 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18392 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18393 * config/spu/spu.c (spu_handle_fndecl_attribute,
18394 spu_handle_vector_attribute): Likewise.
18395 * config/stormy16/stormy16.c
18396 (xstormy16_handle_interrupt_attribute): Likewise.
18397 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18398 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18400 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18402 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18403 (pp_translate_identifiers): New.
18404 (pp_identifier): Only conditionally translate identifier to locale
18406 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18407 (pp_base_tree_identifier): Only conditionally translate identifier
18408 to locale character set.
18409 * c-pretty-print.c (M_): Define.
18410 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18411 fragments for conditional translation with M_.
18412 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18413 identifier translation.
18415 2009-05-10 Richard Guenther <rguenther@suse.de>
18417 PR tree-optimization/40081
18418 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18419 using the main variant of the element type. Do not fiddle with
18420 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18422 2009-05-09 Jan Hubicka <jh@suse.cz>
18424 PR middle-end/40080
18425 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18426 indirect calls; verify cgraph afterwards.
18428 2009-05-09 Jan Hubicka <jh@suse.cz>
18431 * ipa.c (update_inlined_to_pointer): New function.
18432 (cgraph_remove_unreachable_nodes): Use it.
18434 2009-05-09 Jan Hubicka <jh@suse.cz>
18436 * tree-eh.c (struct leh_state): Remove prev_try.
18437 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18438 not track prev_try.
18439 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18440 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18441 remove_eh_handler_and_replace, foreach_reachable_handler,
18442 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18443 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18444 (gen_eh_region_cleanup): Update prototype.
18446 2009-05-09 Jan Hubicka <jh@suse.cz>
18448 PR middle-end/40043
18449 * except.c (copy_eh_region): Always set prev_try.
18450 (redirect_eh_edge_to_label): Find outer try.
18451 (foreach_reachable_handler): When looking for prev try
18452 handle case where previous try is not going to be taken.
18454 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18456 PR tree-optimization/40049
18457 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18458 only vector/vector shifts, convert the type of the constant to the
18459 appropriate type to avoid building incorrect trees, which
18460 eventually have problems with garbage collection.
18462 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18464 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18465 -1 for complex floating-point types if honoring signed zeros.
18467 2009-05-08 Jan Hubicka <jh@suse.cz>
18469 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18470 argument; handle correctly when profile is absent.
18471 (build_cgraph_edges): Update.
18472 (rebuild_cgraph_edges): Update.
18473 * cgraph.c: Do not include varray.h.
18474 (cgraph_set_call_stmt_including_clones): New function.
18475 (cgraph_create_edge_including_clones): Likewise
18476 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18477 (cgraph_update_edges_for_call_stmt): Handle clones.
18478 (cgraph_remove_node): Handle clone tree.
18479 (cgraph_remove_node_and_inline_clones): New function.
18480 (dump_cgraph_node): Dump clone tree.
18481 (cgraph_clone_node): Handle clone tree.
18482 (clone_function_name): Bring here from tree-inline.c.
18483 (cgraph_create_virtual_clone): New function.
18484 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18485 (cgraph_clone_info): New function.
18486 (strut cgraph_node): Add clone_info and new clone tree pointers.
18487 (cgraph_remove_node_and_inline_clones,
18488 cgraph_set_call_stmt_including_clones,
18489 cgraph_create_edge_including_clones,
18490 cgraph_create_virtual_clone): Declare.
18491 (cgraph_function_versioning): Use VEC argument.
18492 (compute_call_stmt_bb_frequency): Update prototype.
18493 (cgraph_materialize_all_clones): New function.
18494 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18495 (ipcp_create_replace_map): Update to VECtors.
18496 (ipcp_update_callgraph): Use virtual clones.
18497 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18498 (ipcp_update_profiling): Do not update local profiling.
18499 (ipcp_insert_stage): Use VECtors and virtual clones.
18500 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18501 (clone_of_p): New function.
18502 (cgraph_preserve_function_body_p): Use clone tree.
18503 (cgraph_optimize): Materialize clones.
18504 (cgraph_function_versioning): Update for VECtors.
18505 (save_inline_function_body): Use clone tree.
18506 (cgraph_materialize_clone): New function.
18507 (cgraph_materialize_all_clones): Likewise.
18508 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18509 * ipa.c: Include gimple.h.
18510 (cgraph_remove_unreachable_nodes): Use clone tree.
18511 * ipa-prop.c (ipa_note_param_call): Update call to
18512 compute_call_stmt_bb_frequencycall.
18513 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18514 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18515 (copy_bb): Handle updating of clone tree; add new edge when new call
18517 (expand_call_inline): Be strict about every call having edge.
18518 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18519 (delete_unreachable_blocks_update_callgraph): New function.
18520 (tree_function_versioning): Use VECtors; always remove unreachable
18521 blocks and fold conditionals.
18522 * tree-inline.h: Do not include varray.h.
18523 (tree_function_versioning): Remove.
18524 * Makefile.in (GTFILES): Remove tree-inline.c
18525 * passes.c (do_per_function): Do only functions having body.
18526 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18529 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18530 Andrew Morrow <acm@google.com>
18533 * c-common.c (c_common_attribute_table): Permit deprecated
18534 attribute to take an optional argument.
18535 (handle_deprecated_attribute): If the optional argument to
18536 __attribute__((deprecated)) is not a string ignore the attribute
18537 and emit a warning.
18539 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18540 * c-typeck.c (build_component_ref): Likewise.
18541 (build_external_ref): Likewise.
18543 * toplev.c (warn_deprecated_use): Add an attribute argument.
18544 Emit the message associated with __attribute__((deprecated)).
18546 * toplev.h (warn_deprecated_use): Updated.
18548 * doc/extend.texi: Document new optional parameter to
18549 __attribute__((deprecated))
18551 2009-05-08 Michael Eager <eager@eagercon.com>
18553 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18554 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18556 2009-05-08 Richard Guenther <rguenther@suse.de>
18558 PR tree-optimization/40062
18559 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18560 Avoid exponential behavior.
18562 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18564 PR rtl-optimization/33928
18566 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18567 process_uses, build_single_def_use_links): New.
18568 (update_df): Update use_def_ref.
18569 (forward_propagate_into): Use get_def_for_use instead of use-def
18571 (fwprop_init): Call build_single_def_use_links and let it initialize
18573 (fwprop_done): Free use_def_ref.
18574 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18575 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18576 df_rd_simulate_one_insn): New.
18577 (df_rd_bb_local_compute_process_def): Update head comment.
18578 (df_chain_create_bb): Use the new RD simulation functions.
18579 * df.h (df_rd_simulate_artificial_defs_at_top,
18580 df_rd_simulate_one_insn): New.
18581 * opts.c (decode_options): Enable fwprop at -O1.
18582 * doc/invoke.texi (-fforward-propagate): Document this.
18584 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18587 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18588 and one complex operand specially.
18589 * tree-complex.c (some_nonzerop): Do not identify a real value as
18590 zero if flag_signed_zeros.
18592 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18594 PR rtl-optimization/33928
18595 * loop-invariant.c (record_use): Fix && vs. || mishap.
18597 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18599 PR rtl-optimization/33928
18600 * loop-invariant.c (struct use): Add addr_use_p.
18601 (struct def): Add n_addr_uses.
18602 (struct invariant): Add cheap_address.
18603 (create_new_invariant): Set cheap_address.
18604 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18605 (record_uses): Pass df_ref to record_use.
18606 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18609 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18611 * config/sh/sh.c: Do not include c-pragma.h.
18613 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18615 * config/spu/spu.c: Remove include of c-common.h.
18617 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18620 * c-common.h (mark_valid_location_for_stdc_pragma,
18621 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18622 clear_float_const_decimal64, float_const_decimal64_p): New.
18623 * c.opt (Wunsuffixed-float-constants): New.
18624 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18625 unsuffixed float constant, handle new warning.
18626 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18627 * c-decl.c (c_scope): New flag float_const_decimal64.
18628 (set_float_const_decimal64, clear_float_const_decimal64,
18629 float_const_decimal64_p): New.
18630 (push_scope): Set new flag.
18631 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18632 to use STDC pragmas.
18633 (c_parser_external_declaration): Ditto.
18634 (c_parser_compound_statement_nostart): Ditto.
18635 * c-pragma.c (valid_location_for_stdc_pragma,
18636 mark_valid_location_for_stdc_pragma,
18637 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18638 handle_pragma_float_const_decimal64): New.
18639 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18640 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18641 set_float_const_decimal64, clear_float_const_decimal64,
18642 float_const_decimal64_p): New dummy functions.
18643 * doc/extend.texi (Decimal Float): Remove statement that the
18644 pragma, and suffix for double constants, are not supported.
18645 * doc/invoke.texi (Warning Options): List new option.
18646 (-Wunsuffixed-float-constants): New.
18648 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18650 * config/i386/i386.c: Do not include c-common.h.
18652 2009-05-07 Mark Heffernan <meheff@google.com>
18654 * doc/invoke.texi (Debugging Options): Document change of debugging
18656 * opts.c (decode_options): Make dump_base_name relative to
18657 aux_base_name directory.
18659 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18661 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18662 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18664 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18666 * Makefile.in (install-plugin): Simplify a bit.
18668 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18670 * Makefile.in (OBJS-common): Add regcprop.o.
18672 * timevar.def (TV_CPROP_REGISTERS): New.
18673 * regrename.c (regrename_optimize): Return 0.
18674 (rest_of_handle_regrename): Delete.
18675 (pass_rename_registers): Point to regrename_optimize.
18676 (struct value_data_entry, struct value_data,
18677 kill_value_one_regno, kill_value_regno, kill_value,
18678 set_value_regno, init_value_data, kill_clobbered_value,
18679 kill_set_value, kill_autoinc_value, copy_value,
18680 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18681 replace_oldest_value_reg, replace_oldest_value_addr,
18682 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18683 debug_value_data, validate_value_data): Move...
18684 * regcprop.c: ... here.
18685 (rest_of_handle_cprop): Delete.
18686 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18688 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18690 PR middle-end/40057
18691 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18692 GEN_INT for 1 << bitnum.
18693 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18694 build_int_cst_type.
18696 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18698 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18699 Remove wrong description of "nand" operation.
18701 2009-05-06 Richard Guenther <rguenther@suse.de>
18702 Adam Nemet <anemet@caviumnetworks.com>
18704 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18705 comment. Add that if LHS is not a gimple register, then RHS1 has
18706 to be a single object (GIMPLE_SINGLE_RHS).
18708 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18710 * expr.c (get_def_for_expr): Move it up in the file.
18711 (store_field): When expanding a bit-field store, look at the
18712 defining gimple stmt for the masking conversion.
18714 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18716 PR middle-end/39986
18717 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18718 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18719 32-bit memcpy into long.
18721 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18723 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18724 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18726 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18727 instead of appending DW_OP_deref*.
18729 2009-05-06 Michael Matz <matz@suse.de>
18731 PR middle-end/40021
18732 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18733 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18735 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18737 * Makefile.in (install-plugin): Fix srcdir handling.
18739 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18741 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18742 when processing for not_regs_needed bitmap.
18743 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18744 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18745 handling it for rhs.
18747 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18749 * config/i386/i386.md (unnamed inc/dec peephole): Use
18750 optimize_insn_for_size_p instead of optimize_size.
18751 * config/i386/predicates.md (incdec_operand): Likewise.
18752 (aligned_operand): Likewise.
18753 * config/i386/sse.md (divv8sf3): Likewise.
18754 (sqrtv8sf2): Likewise.
18756 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18758 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18760 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18762 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18764 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18765 ssemodesuffixf2c with avxmodesuffixf2c.
18767 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18770 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18772 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18774 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18775 (struct tree_base): Adjust spacing for 8 bit boundaries.
18776 (struct tree_decl_common): Add decl_by_reference_flag bit.
18777 (DECL_BY_REFERENCE): Adjust.
18778 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18779 print DECL_BY_REFERENCE bit.
18780 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18781 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18782 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18783 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18786 PR middle-end/39666
18787 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18788 range of the type, but default label is missing, add it with one
18789 of the existing labels instead of adding a new label for it.
18791 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18795 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18797 * Makefile.in (enable_plugin, plugin_includedir): New.
18798 (install): Depend on install-plugin.
18799 (PLUGIN_HEADERS): New.
18800 (install-plugin): New.
18801 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18803 2009-05-05 Richard Guenther <rguenther@suse.de>
18805 PR tree-optimization/40022
18806 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18808 (phivn_valid_p): Fix tuplification error, simplify.
18809 (phiprop_insert_phi): Add dumps.
18810 (propagate_with_phi): Simplify.
18812 2009-05-05 Richard Guenther <rguenther@suse.de>
18814 PR middle-end/40023
18815 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18817 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18819 * tree.h (strip_float_extensions): Remove duplicate declaration.
18820 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18821 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18822 block_ultimate_origin): Rearrange the declarations line to match the
18823 comment that indicates the .c file which the functions are defined.
18824 (dwarf2out_*, set_decl_rtl): Add comment.
18825 (get_base_address): Adjust comment.
18826 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18827 declarations line and add comment.
18828 (is_builtin_name): Add blank after function name, for clarity.
18830 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18832 * attribs.c (decl_attributes): Use %qE for identifiers in
18834 * cgraphunit.c (verify_cgraph_node): Translate function names to
18835 locale character set in diagnostics.
18836 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18838 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18839 Document that functions are named in UTF-8.
18840 * expr.c (expand_expr_real_1): Translate function names to locale
18841 character set in diagnostics.
18842 * gimplify.c (omp_notice_variable, omp_is_private,
18843 gimplify_scan_omp_clauses): Use %qE for identifiers in
18845 * langhooks.c (lhd_print_error_function): Translate function names
18846 to locale character set.
18847 * langhooks.h (decl_printable_name): Document that return value is
18848 in internal character set.
18849 * stmt.c: Include pretty-print.h
18850 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18852 (resolve_operand_name_1): Translate named operand name to locale
18854 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18856 * toplev.c (announce_function): Translate function names to locale
18858 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18859 (default_tree_printer): Use pp_identifier or translate identifiers
18860 to locale character set. Mark "<anonymous>" for translation.
18861 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18862 for identifiers in diagnostics.
18863 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18865 * varasm.c (output_constructor): Use %qE for identifiers in
18868 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18870 * configure.ac: use ` ` instead of $()
18871 * configure: Regenerate.
18873 2009-05-05 Ben Elliston <bje@au.ibm.com>
18875 * config/pa/linux-atomic.c: Eliminate conditional include of
18876 errno.h on non-LP64 systems to simplify build requirements.
18878 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18880 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18882 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18883 and pass value to identifier_to_locale.
18884 (warn_variable_length_array): Make name a tree.
18885 (grokdeclarator): Separate diagnostic texts for named and unnamed
18886 declarators. Use %qE for named declarators.
18887 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18889 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18890 identifiers in diagnostics.
18891 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18892 identifier_to_locale. Mark "anonymous" strings for translation.
18894 2009-05-04 Michael Eager <eager@eagercon.com>
18896 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18897 address for DImode/DFmode only if double-precision FP regs.
18899 2009-05-04 Michael Eager <eager@eagercon.com>
18901 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18902 TARGET_SINGLE_FLOAT check.
18904 2009-05-04 Michael Eager <eager@eagercon.com>
18906 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18908 2009-05-04 Michael Eager <eager@eagercon.com>
18910 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18911 * config/rs6000/t-xilinx: New
18913 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18915 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18916 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18917 * gcc/explow.c (memory_address): Use target hook.
18918 * gcc/targhooks.c (default_legitimize_address): New.
18919 * gcc/targhooks.h (default_legitimize_address): New.
18920 * gcc/target.h (legitimize_address): New.
18921 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18922 (TARGET_INITIALIZER): Include it.
18923 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18925 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18926 * config/bfin/bfin.c (legitimize_address): Remove.
18927 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18928 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18930 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18931 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18933 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18934 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18935 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18936 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18937 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18938 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18939 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18940 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18941 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18942 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18943 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18944 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18945 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18946 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18947 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18948 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18949 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18950 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18951 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18952 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18953 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18954 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18955 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18957 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18958 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18959 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18960 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18961 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18962 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18963 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18964 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18965 (thumb_legitimize_address): Delete.
18966 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18967 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18968 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18969 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18970 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18971 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18973 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18976 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18977 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18978 * config/m32r/m32r.c (m32r_legitimize_address): New.
18979 * config/m68k/m68k.c (m68k_legitimize_address): New.
18980 * config/score/score.c (score_legitimize_address): Standardize.
18981 * config/score/score3.c (score3_legitimize_address): Standardize.
18982 * config/score/score3.h (score3_legitimize_address): Adjust.
18983 * config/score/score7.c (score7_legitimize_address): Standardize.
18984 * config/score/score7.h (score7_legitimize_address): Adjust.
18985 * config/sh/sh.c (sh_legitimize_address): New.
18986 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18988 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18989 (s390_legitimize_address): ... this.
18990 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18991 (sparc_legitimize_address): ... this.
18992 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18993 (ix86_legitimize_address): ... this.
18994 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18995 (avr_legitimize_address): ... this.
18996 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18997 (mn10300_legitimize_address): ... this.
18998 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18999 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19000 (alpha_expand_mov): Adjust call.
19002 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19003 * config/spu/spu.c (spu_legitimize_address): Likewise.
19004 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19005 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19007 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19009 * intl.c (locale_encoding, locale_utf8): New.
19010 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19011 * intl.h (locale_encoding, locale_utf8): Declare.
19012 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19013 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19015 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19017 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19018 (pp_base_tree_identifier): Declare as function.
19019 (identifier_to_locale): Declare.
19020 * Makefile.in (pretty-print.o): Update dependencies.
19021 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19023 2009-05-04 Richard Guenther <rguenther@suse.de>
19025 PR middle-end/40015
19026 * builtins.c (fold_builtin_memory_op): Do not decay to element
19027 type if the size matches the whole array.
19029 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19031 * expmed.c (synth_mult): When trying out a shift, pass the result
19034 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19036 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19037 (shiftsub1_cost): New.
19038 (init_expmed): Compute shiftsub1_cost.
19039 (synth_mult): Optimize multiplications by constants of the form
19040 -(2^^m-1) for some constant positive integer m.
19042 2009-05-03 Richard Guenther <rguenther@suse.de>
19045 * c-typeck.c (array_to_pointer_conversion): Do not built
19046 ADDR_EXPRs of arrays of pointer-to-element type.
19047 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19048 up wrong ADDR_EXPRs after-the-fact.
19049 * c-common.c (strict_aliasing_warning): Strip pointer
19050 conversions for obtaining the original type.
19051 * builtins.c (fold_builtin_memset): Handle array types.
19052 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19055 2009-05-03 Richard Guenther <rguenther@suse.de>
19057 PR middle-end/23329
19058 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19059 Do not lose casts from array types with unknown extent to array
19060 types with known extent.
19061 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19062 alias set compatibility.
19064 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19066 * flags.h (extra_warnings): Delete.
19067 * toplev.c (process_options): Handle Wuninitialized here.
19068 * opts.c (extra_warnings): Delete.
19069 (set_Wextra): Delete.
19070 (common_handle_option): -Wextra can be handled automatically.
19071 * c-opts.c (c_common_handle_option): Delete obsolete code.
19072 (c_common_post_options): Simplify comment.
19073 * common.opt (W): Add Var.
19075 (Wuninitialized): Initialize to -1.
19077 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19078 Richard Guenther <rguenther@suse.de>
19080 * expr.c (get_def_for_expr): New function.
19081 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19082 SSA rather than trees.
19083 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19084 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19086 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19088 * c-common.c (reswords): Add _Imaginary.
19089 * c-common.c (enum rid): Add RID_IMAGINARY.
19091 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19093 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19094 Patch by Richard Guenther.
19096 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19098 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19099 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19100 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19101 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19102 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19103 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19104 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19105 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19106 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19107 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19108 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19109 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19110 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19111 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19112 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19113 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19114 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19115 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19117 2009-05-02 Richard Guenther <rguenther@suse.de>
19119 PR tree-optimization/39940
19120 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19123 2009-05-02 Richard Guenther <rguenther@suse.de>
19125 PR middle-end/40001
19126 * tree-ssa.c (execute_update_addresses_taken): Properly check
19127 if we can mark a variable DECL_GIMPLE_REG_P.
19128 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19129 back to the end of the function.
19130 (is_gimple_reg_type): Remove complex type special casing.
19131 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19134 2009-05-02 Ben Elliston <bje@au.ibm.com>
19136 * doc/collect2.texi (Collect2): Document search path behaviour
19137 when configured with --with-ld.
19139 2009-05-02 Jan Hubicka <jh@suse.cz>
19141 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19142 parameter; update callers.
19143 (coalesce_cost_edge): EH edges are costier because they needs
19144 splitting even if not critical and even more costier when there are
19145 multiple EH predecestors.
19147 2009-05-02 Jan Hubicka <jh@suse.cz>
19149 * except.c (remove_eh_handler_and_replace): Handle updating after
19150 removing TRY blocks.
19152 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19154 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19156 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19158 * varasm.c: Do not include c-pragma.h.
19159 * attribs.c: Do not incude c-common.h.
19161 2009-05-01 Michael Matz <matz@suse.de>
19163 * calls.c (initialize_argument_information): Handle SSA names like
19164 decls with a non MEM_P DECL_RTL.
19166 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19168 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19169 * ipa-utils.c: Likewise.
19170 * ipa-type-escape.c: Likewise.
19171 * cgraphunit.c Do not include c-common.h.
19172 * ipa-pure-const.c: Likewise.
19173 * tree-if-conv.c: Likewise.
19174 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19175 * ipa-struct-reorg.c: Likewise.
19176 * tree-nomudflap.c: Likewise.
19177 * tree-ssa-structalias.c: Likewise.
19179 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19181 * store-motion.c: Many cleanups to make this pass a first-class
19182 citizen instead of an appendix to gcse load motion. Add TODO list
19183 to make this pass faster/cleaner/better.
19185 (struct ls_expr): Post gcse.c-split cleanups.
19186 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19187 "stores" field to "avail_stores".
19188 (pre_ldst_mems): Rename to store_motion_mems.
19189 (pre_ldst_table): Rename to store_motion_mems_table.
19190 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19191 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19192 (ldst_entry): Rename to st_expr_entry, update users.
19193 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19194 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19195 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19197 (first_ls_expr): Rename to first_st_expr, update users.
19198 (next_ls_expr): Rename to next_st_expr, update users.
19199 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19200 fields properly for store motion instead of names inherited from load
19202 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19203 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19206 (ae_kill): Rename to st_kill, update users.
19207 (ae_gen): Rename to st_avloc, update users.
19208 (transp): Rename to st_transp, update users.
19209 (pre_insert_map): Rename to st_insert_map, update users.
19210 (pre_delete_map): Rename to st_delete_map, update users.
19211 (insert_store, build_store_vectors, free_store_memory,
19212 one_store_motion_pass): Update for abovementioned changes.
19214 (gcse_subst_count, gcse_create_count): Remove.
19215 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19216 and "n_stores_created", local variables.
19218 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19221 (regvec, compute_store_table_current_insn): Remove.
19222 (reg_set_info, reg_clear_last_set): Remove.
19223 (compute_store_table): Use DF caches instead of local dataflow
19226 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19228 * c-objc-common.c (c_tree_printer): Print identifiers with
19229 pp_identifier, not pp_string. Mark "({anonymous})" for
19231 * c-pretty-print.c (pp_c_ws_string): New.
19232 (pp_c_cv_qualifier, pp_c_type_specifier,
19233 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19234 pp_c_storage_class_specifier, pp_c_function_specifier,
19235 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19236 pp_c_primary_expression, pp_c_postfix_expression,
19237 pp_c_unary_expression, pp_c_shift_expression,
19238 pp_c_relational_expression, pp_c_equality_expression,
19239 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19240 use pp_string and pp_c_ws_string in place of pp_identifier and
19241 pp_c_identifier for non-identifiers. Mark English strings for
19243 * c-pretty-print.h (pp_c_ws_string): Declare.
19245 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19246 Roland McGrath <roland@redhat.com>
19248 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19249 (ENABLE_LD_BUILDID): New configuration option.
19250 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19251 (LINK_BUILDID_SPEC): New macro.
19252 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19254 * doc/install.texi: Document --enable-linker-build-id option.
19255 * configure: Rebuild.
19256 * config.in: Rebuild.
19258 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19260 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19261 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19262 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19263 MIPS_GP_SAVE_AREA_SIZE.
19264 * config/mips/mips.c (struct mips_frame_info): Update comment
19265 before arg_pointer_offset and hard_frame_pointer_offset.
19266 (mips_compute_frame_info): Update diagram before function: to
19267 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19268 indicate the position of frame_pointer_rtx with -fstack-protector and
19269 to show args_size. Don't allocate cprestore area for leaf functions
19270 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19272 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19274 2009-04-30 Michael Matz <matz@suse.de>
19276 PR tree-optimization/39955
19277 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19279 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19281 * ira.c (setup_cover_and_important_classes): Use safe macro
19282 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19284 * genpreds.c (write_tm_preds_h): Output suitable definition of
19285 REG_CLASS_FOR_CONSTRAINT.
19287 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19289 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19291 * bitmap.c (bitmap_descriptor): Likewise.
19292 * ggc-common.c (loc_descriptor): Likewise.
19293 * varray.c (varray_descriptor): Likewise.
19294 * vec.c (vec_descriptor): Likewise.
19296 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19298 * Makefile.in (dce.o): Add $(EXCEPT_H).
19299 * dce.c: Include except.h and delete redundant vector definitions.
19300 (deletable_insn_p): Return false for non-call insns that can throw
19303 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19305 * gcse.c (ae_gen): Remove.
19306 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19307 and make non-static function to make it available in store-motion.c.
19308 Update call sites with search-and-replace.
19309 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19310 extract_mentioned_regs, extract_mentioned_regs_helper,
19311 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19312 store_killed_in_insn, store_killed_after, store_killed_before,
19313 build_store_vectors, insert_insn_start_basic_block, insert-store,
19314 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19315 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19316 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19317 * store-motion.c: ...new file. Also copy data structures from gcse.c
19318 and clean up to remove parts not used by store motion.
19319 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19320 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19322 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19325 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19326 when optimizing for size.
19328 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19330 * gcse.c (gcse_constant_p): Fix typo in last change.
19332 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19334 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19336 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19338 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19340 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19342 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19343 CONST_HIGH_PART result.
19345 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19347 * config/avr/avr.c (initial_elimination_offset): Rename to
19348 avr_initial_elimination_offset.
19349 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19350 change return type to bool.
19351 (avr_can_eliminate): New function.
19352 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19353 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19354 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19355 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19356 avr_initial_elimination_offset.
19357 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19358 (avr_initial_elimination_offset): Define.
19360 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19361 Steven Bosscher <steven@gcc.gnu.org>
19363 PR rtl-optimization/39938
19364 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19365 * cfgrtl.c: Include insn-attr.h.
19366 (rest_of_pass_free_cfg): New function.
19367 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19368 * resource.c (init_resource_info): Remove call to df_analyze.
19370 2009-04-29 Richard Guenther <rguenther@suse.de>
19373 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19374 allow conversion to signed integers.
19376 2009-04-29 Richard Guenther <rguenther@suse.de>
19378 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19379 shifts of floating point vectors if the shift amount is
19380 a constant multiple of the element size.
19382 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19383 Michael Matz <matz@suse.de>
19385 PR middle-end/39927
19387 * tree-outof-ssa.c (emit_partition_copy): New function.
19388 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19389 insert_part_to_rtx_on_edge): Perform the partition base var
19390 copy using emit_partition_copy.
19391 (insert_value_copy_on_edge): Convert constants to the right mode.
19392 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19393 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19395 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19397 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19398 scan backwards to try to find a constant to initialize it.
19400 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19401 insn before the loop_end instruction, don't look past labels.
19403 2009-04-29 Richard Guenther <rguenther@suse.de>
19405 PR middle-end/39937
19406 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19407 loose type conversions.
19408 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19409 stmts only if there are no uses of its definition.
19411 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19413 * config/bfin/bfin.h (splitting_loops): Declare.
19414 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19415 Reorder bit definitions to be ascending.
19416 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19417 * config/bfin/bfin.c (splitting_loops): New variable.
19418 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19419 (struct loop_info): Remove members INIT and LOOP_INIT.
19420 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19421 the LSETUP sequence. Allow LC to be loaded from any register, but
19422 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19423 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19425 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19426 of reload_completed.
19429 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19431 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19433 * Makefile.in (PLUGIN_VERSION_H): New.
19434 (OBJS-common): Remove plugin-version.o.
19435 (plugin.o): Depend on (PLUGIN_VERSION_H).
19436 (plugin-version.o): Remove.
19437 * configure: Regenerate
19438 * configure.ac: Create plugin-version.h.
19439 * gcc-plugin.h (plugin_gcc_version): Remove.
19440 (plugin_default_version_check): Change signature.
19441 * plugin-version.c: Remove.
19442 * plugin.c: Include plugin-version.h.
19443 (str_plugin_gcc_version_name): Remove.
19444 (try_init_one_plugin): Pass gcc version to plugin_init.
19445 (plugin_default_version_check): Both gcc and plugin versions are now
19448 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19450 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19451 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19452 Remove special case testing for last insn of inner loops. Don't fail
19453 if the loop ends with a jump, emit an extra nop instead.
19455 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19456 DREGS rather than comparing directly. Remove code that tries to
19457 account for latencies.
19459 2009-04-29 Richard Guenther <rguenther@suse.de>
19461 PR tree-optimization/39941
19462 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19463 eliminating an indirect call.
19465 2009-04-29 Richard Guenther <rguenther@suse.de>
19467 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19468 parameter. Allow invariants as base if !require_lvalue.
19469 (verify_gimple_assign_single): Adjust.
19471 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19473 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19474 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19475 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19476 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19477 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19479 * config/bfin/bfin.c (bfin_expand_builtin,
19480 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19482 2009-04-28 Richard Guenther <rguenther@suse.de>
19484 * tree-vect-loop.c (get_initial_def_for_induction): Use
19485 correct types for pointer increment.
19487 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19489 * toplev.c (print_version): Update GMP version string calculation.
19491 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19493 PR rtl-optimization/39938
19494 * resource.c (init_resource_info): Add call to df_analyze.
19496 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19498 * config/alpha/alpha.md (usegp): Cast the result of
19499 alpha_find_lo_sum_using_gp to enum attr_usegp.
19500 * config/alpha/alpha.c (override_options): Remove end-of-structure
19501 marker element from cpu_table. Use array size of cpu_table to handle
19502 -mcpu and -mtune options.
19503 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19505 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19507 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19508 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19509 tune_32 and tune_64.
19510 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19511 support on PowerPC.
19512 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19513 * config/rs6000/option-defaults.h: ... here. New file.
19514 (OPT_64, OPT_32): Define.
19515 (MASK_64BIT): Define to 0 if not already defined.
19516 (OPT_ARCH64, OPT_ARCH32): Define.
19517 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19520 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19522 * config/arm/arm.c (arm_override_options): Emit error on using
19525 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19527 PR rtl-optimization/39914
19528 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19529 registers for allocnos created from user-defined variables only
19530 when not optimizing.
19532 2009-04-28 Richard Guenther <rguenther@suse.de>
19534 PR middle-end/39937
19535 * fold-const.c (fold_binary): Use distribute_real_division only
19538 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19540 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19541 add hpux-stdint.h to tm_file.
19542 (hppa[12]*-*-hpux11*): Ditto.
19543 (ia64*-*-hpux*): Ditto.
19544 * config/hpux-stdint.h: New.
19545 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19546 __STDC_EXT__ for all compiles.
19547 * config/pa/pa-hpux.h: Ditto.
19548 * config/pa/pa-hpux10.h: Ditto.
19549 * config/pa/pa-hpux11.h: Ditto.
19551 2009-04-28 Catherine Moore <clm@codesourcery.com>
19553 * debug.h (set_name): Add comment.
19555 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19558 * config/darwin.c (machopic_gen_offset): Check
19559 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19560 * config/arm/arm.c (require_pic_register): Likewise.
19562 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19564 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19565 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19566 m32c_promote_prototypes): Delete.
19568 2009-04-28 Michael Matz <matz@suse.de>
19570 PR middle-end/39922
19571 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19574 2009-04-28 Richard Guenther <rguenther@suse.de>
19576 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19578 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19580 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19581 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19582 * config/arm/arm-tune.md: Regenerate.
19584 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19586 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19587 block if there are complex incoming edges.
19588 (sel_merge_blocks): Remove useless assert.
19589 (sel_redirect_edge_and_branch): Check that edge was redirected.
19590 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19591 (sel_find_rgns): Delete declaration.
19592 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19593 the region when it is not a preheader.
19595 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19598 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19600 2009-04-28 Richard Guenther <rguenther@suse.de>
19602 * tree.h (SSA_NAME_VALUE): Remove.
19603 (struct tree_ssa_name): Remove value_handle member.
19604 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19605 array for jump threading.
19606 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19608 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19609 * tree-flow.h (threadedge_initialize_values): Declare.
19610 (threadedge_finalize_values): Likewise.
19611 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19612 (SSA_NAME_VALUE): Define.
19613 (threadedge_initialize_values): New function.
19614 (threadedge_finalize_values): Likewise.
19615 * tree-ssa-dom.c (ssa_name_values): New global variable.
19616 (SSA_NAME_VALUE): Define.
19617 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19619 2009-04-28 Ira Rosen <irar@il.ibm.com>
19621 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19622 Use REPORT_VECTORIZED_LOCATIONS instead
19623 REPORT_VECTORIZED_LOOPS.
19624 * tree-vectorizer.c (vect_verbosity_level): Make static.
19625 (vect_loop_location): Rename to vect_location.
19626 (vect_set_verbosity_level): Update comment.
19627 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19629 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19630 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19631 instead REPORT_UNVECTORIZED_LOOPS.
19632 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19633 and vect_loop_def to vect_external_def and vect_internal_def.
19634 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19635 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19636 REPORT_UNVECTORIZED_LOCATIONS.
19637 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19638 and vect_used_in_loop and to vect_unused_in_scope and
19639 vect_used_in_scope.
19640 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19641 (vect_verbosity_level): Remove declaration.
19642 (vect_analyze_operations): Likewise.
19643 (vect_analyze_stmt): Declare.
19644 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19645 REPORT_UNVECTORIZED_LOCATIONS.
19646 (vect_get_loop_niters): Fix indentation.
19647 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19648 (vect_analyze_loop_operations): New function.
19649 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19650 vect_analyze_operations.
19651 (vect_is_simple_reduction): Use new names.
19652 (vectorizable_live_operation, vect_transform_loop): Likewise.
19653 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19654 to specify whether the data references can be a part of interleaving
19656 (vect_analyze_data_ref_dependence): Use new names.
19657 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19658 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19659 * tree-vect-patterns.c (widened_name_p): Use new names.
19660 (vect_recog_dot_prod_pattern): Likewise.
19661 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19662 (process_use, vect_mark_stmts_to_be_vectorized,
19663 vect_model_simple_cost, vect_model_store_cost,
19664 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19665 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19666 vectorizable_operation, vectorizable_type_demotion,
19667 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19668 vectorizable_condition): Likewise.
19669 (vect_analyze_operations): Split into vect_analyze_loop_operations
19671 (vect_analyze_stmt): ... new function.
19672 (new_stmt_vec_info): Use new names.
19673 (vect_is_simple_use): Use new names and fix comment.
19674 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19675 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19677 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19680 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19681 and integer modes for x87 operands. Do not ICE for unsupported size,
19682 generate error instead. Generate error for unsupported operand types.
19683 ['z']: Do not handle HImode memory operands specially. Warning
19684 for floating-point operands. Fallthru to 'Z' for unsupported operand
19685 types. Do not ICE for unsupported size, generate error instead.
19686 (output_387_binary_op): Use %Z to output operands.
19687 (output_fp_compare): Ditto.
19688 (output_387_reg_move): Ditto.
19690 2009-04-28 Ben Elliston <bje@au.ibm.com>
19695 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19697 * builtins.c (c_strlen): Do not warn here.
19698 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19699 * c-common.c (pointer_int_sum): Take an explicit location.
19700 Warn about offsets out of bounds.
19701 * c-common.h (pointer_int_sum): Adjust declaration.
19703 2009-04-27 Ian Lance Taylor <iant@google.com>
19705 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19707 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19708 * df-core.c (df_set_flags): Change return type to int. Change
19709 type of old_flags to int.
19710 (df_clear_flags): Likewise.
19711 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19712 (df_get_conditional_uses): Likewise.
19713 * df.h (df_set_flags, df_clear_flags): Update declarations.
19714 * dwarf2out.c (struct indirect_string_node): Change type of form
19715 field to enum dwarf_form.
19716 (AT_string_form): Change return type to enum dwarf_form.
19717 * fixed-value.c (fixed_compare): Add cast to enum type.
19718 * fwprop.c (update_df): Change 0 to VOIDmode.
19719 * gensupport.c: Change 0 to UNKNOWN.
19720 * gimple.h (gimple_cond_code): Add cast to enum type.
19721 * haifa-sched.c (reemit_notes): Add cast to enum type.
19722 * hooks.c (hook_int_void_no_regs): Remove function.
19723 * hooks.h (hook_int_void_no_regs): Remove declaration.
19724 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19725 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19726 * real.c (real_arithmetic): Add cast to enum type.
19727 (real_compare): Likewise.
19728 * target.h (struct gcc_target): Change return type of
19729 branch_target_register_class to enum reg_class.
19730 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19731 default_branch_target_register_class.
19732 * targhooks.c (default_branch_target_register_class): New function.
19733 * targhooks.h (default_branch_target_register_class): Declare.
19734 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19735 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19737 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19739 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19740 vect_uninitialized_def. Change 0 to ERROR_MARK.
19741 * tree-vect-stmts.c (supportable_widening_operation): Don't
19742 initialize icode1 and icode2.
19743 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19744 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19746 (cmn_err_flag_specs): Change 0 to STD_C89.
19747 (cmn_err_char_table): Likewise.
19748 * config/arm/arm.c (get_arm_condition_code): Change type of code
19749 to enum arm_cond_code.
19750 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19751 (IWMMXT_BUILTIN2): Likewise.
19752 (neon_builtin_type_bits): Don't define typedef.
19753 (neon_builtin_datum): Change type of bits field to int.
19754 (arm_expand_neon_args): Add cast to enum type.
19755 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19757 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19758 casts to enum type.
19759 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19761 * config/mips/mips.md (jal_macro): Return enum constant.
19762 (single_insn): Likewise.
19763 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19765 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19766 casts to enum type.
19767 * config/s390/s390.c (s390_tune_flags): Change type to int.
19768 (s390_arch_flags): Likewise.
19769 (s390_handle_arch_option): Change flags field of struct pta to int.
19770 * config/s390/s390.h (s390_tune_flags): Update declaration.
19771 (s390_arch_flags): Likewise.
19772 * config/sh/sh.c (prepare_move_operands): Compare
19773 tls_symbolic_operand result with enum constant.
19774 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19775 (sh_expand_prologue): Add cast to enum type.
19776 (sh_expand_epilogue): Likewise.
19777 (tls_symbolic_operand): Change return type to enum tls_model.
19778 (fpscr_set_from_mem): Add cast to enum type.
19779 (legitimize_pic_address): Compare tls_symbolic_operand result with
19781 (sh_target_reg_class): Change return type to enum reg_class.
19782 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19784 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19785 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19786 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19787 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19788 (delayed_branch, tls_call_delay): Likewise.
19789 (eligible_for_sibcall_delay): Likewise.
19790 (eligible_for_return_delay): Likewise.
19791 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19792 (spu_expand_builtin_1): Likewise.
19794 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19795 for all types of conversions.
19796 (output_init_element): Issue -Wc++-compat warning if needed when
19797 initializing a bitfield with enum type.
19798 * c-parser.c (c_parser_expression): Set original_type to
19799 original_type of right hand operand of comma operator.
19801 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19803 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19805 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19806 * doc/cpp.texi (Standard Predefined Macros)
19807 (Implementation-defined behavior): Likewise.
19808 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19809 * doc/gimple.texi (GIMPLE Exception Handling)
19810 (@code{GIMPLE_ASSIGN}): Likewise.
19811 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19812 * doc/invoke.texi (Warning Options, Optimize Options)
19813 (AVR Options, Darwin Options): Likewise.
19814 (Optimize Options): Reformulate -fwhole-program description.
19815 * doc/loop.texi (Lambda): Likewise.
19816 * doc/md.texi (Output Template, Define Constraints)
19817 (Standard Names, Insn Splitting): Likewise.
19818 * doc/options.texi (Option properties): Likewise.
19819 * doc/passes.texi (Tree-SSA passes): Likewise.
19820 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19821 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19822 (File Names and DBX): Likewise.
19823 * doc/trouble.texi (Incompatibilities): Likewise.
19825 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19827 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19828 instruction is correct.
19830 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19832 Allow non-constant arguments to conversion intrinsics.
19833 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19834 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19835 * spu.c (print_operand): Handle 'v' and 'w'.
19836 (exp2_immediate_p, spu_gen_exp2): Define.
19837 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19838 spu_convtf_1): Update parameter descriptions.
19839 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19840 * constraints.md ('v', 'w'): New.
19841 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19843 (i2f, I2F): New define_mode_attr.
19844 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19845 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19846 fixuns_truncv4sfv4si2): Update to use mode attribute.
19847 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19848 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19849 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19850 patterns for combine.
19852 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19854 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19855 (cprop, hoist, pre, store_motion): New debug counters.
19856 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19857 is not an RTL pass anymore.
19858 (pass_profiling): Remove extern decl for pass removed in 2005.
19859 (pass_gcse, pass_jump_bypass): Remove.
19860 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19861 to 0 for clean state.
19862 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19863 * cse.c (gate_handle_cse_after_global_opts,
19864 rest_of_handle_cse_after_global_opts): New functions.
19865 (pass_cse_after_global_opts): New pass, does local CSE.
19866 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19867 (TV_CPROP): New timevar.
19868 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19869 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19870 (gcse_main, recompute_all_luids): Remove.
19871 (compute_hash_table_work): Call max_reg_num instead of reading
19873 (cprop_jump): Don't set run_jump_opt_after_gcse.
19874 (constprop_register): Always allow to alter jumps.
19875 (cprop_insn): Likewise.
19876 (do_local_cprop): Likewise.
19877 (local_cprop_pass): Likewise. Return non-zero if something changed.
19878 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19879 (find_implicit_sets): Add note about missed optimization opportunity.
19880 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19881 pass_rtl_cprop execute function.
19882 Don't bother tracking the pass number, each pass gets its own dumpfile
19884 Always allow to alter jumpsand bypass jumps.
19885 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19886 will just find no suitable set.
19887 (pre_edge_insert): Fix dumping, this function is for PRE only.
19888 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19889 pass_rtl_pre execute function.
19890 (hoist_code): Return non-zero if something changed. Keep track of
19891 substitutions and insertions for statistics gathering similar to PRE.
19892 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19893 called from the pass_rtl_hoist execute function. Show pass statistics.
19894 (compute_store_table): Use max_reg_num directly instead of using the
19895 formerly global max_gcse_regno.
19896 (build_store_vectors): Likewise.
19897 (replace_store_insn): Fix dumping.
19898 (store_motion): Rename to ...
19899 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19900 pass, called from the pass_rtl_store_motion execute function. Keep
19901 track of substitutions and insertions for statistics gathering similar
19903 (bypass_jumps): Remove, fold interesting bits into ...
19904 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19905 from the pass_rtl_cprop execute function.
19906 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19907 pass_jump_bypass): Remove.
19908 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19909 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19910 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19911 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19912 (gate_rtl_store_motion, execute_rtl_store_motion,
19913 pass_rtl_store_motion): New.
19914 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19915 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19916 * passes.c (init_optimization_passes): Remove pass_gcse and
19917 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19918 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19919 instead of pass_jump_bypass.
19921 2009-04-27 Richard Guenther <rguenther@suse.de>
19923 PR middle-end/39928
19924 * gimplify.c (gimplify_expr): If we are required to create
19925 a temporary make sure it ends up as register.
19927 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19930 * config/i386/i386.c (construct_container): Don't call
19931 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19932 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19934 2009-04-27 Michael Matz <matz@suse.de>
19936 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19937 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19938 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19939 (dump_replaceable_exprs): Take a bitmap.
19940 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19942 (expand_gimple_basic_block): Likewise.
19943 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19944 replaceable_expressions member a bitmap.
19945 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19946 (mark_replaceable): Likewise.
19947 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19948 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19950 2009-04-27 Richard Guenther <rguenther@suse.de>
19952 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19953 (verify_stmts): Dispatch to gimple/type verification code.
19954 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19955 issue with call argument types.
19957 2009-04-27 Michael Matz <matz@suse.de>
19959 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19960 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19963 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19964 Eric Botcazou <ebotcazou@adacore.com>
19966 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19967 a label's basic block.
19968 (mark_target_live_regs): Tidy and rework obsolete comments.
19969 Change back DF problem to LIVE. If a label starts a basic block,
19970 assume that all registers that used to be live then still are.
19971 (init_resource_info): If a label starts a basic block, set its
19972 BLOCK_FOR_INSN accordingly.
19973 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19975 2009-04-27 Richard Guenther <rguenther@suse.de>
19977 * tree-flow-inline.h (function_ann): Remove.
19978 (get_function_ann): Likewise.
19979 * tree-dfa.c (create_function_ann): Remove.
19980 * tree-flow.h (struct static_var_ann_d): Remove.
19981 (struct function_ann_d): Likewise.
19982 (union tree_ann_d): Remove fdecl member.
19983 (function_ann_t): Remove.
19984 (function_ann, get_function_ann, create_function_ann): Remove
19987 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19989 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19991 2009-04-27 Jan Hubicka <jh@suse.cz>
19993 * ipa-pure-const.c (struct funct_state_d): New fields
19994 state_previously_known, looping_previously_known; remove
19995 state_set_in_source.
19996 (analyze_function): Use new fields.
19997 (propagate): Avoid assumption that state_set_in_source imply
20000 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20001 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20002 * cfgloop.h (finite_loop_p): Declare.
20004 2009-04-26 Michael Matz <matz@suse.de>
20006 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20008 2009-04-26 Michael Matz <matz@suse.de>
20010 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20011 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20012 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20013 pass_mark_used_blocks): Remove.
20014 * tree-optimize.c (pass_free_datastructures,
20015 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20016 * passes.c (init_optimization_passes): Don't call
20017 pass_mark_used_blocks, remove dead code.
20019 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20021 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20022 * tree-ssa-live.h (register_ssa_partition): Likewise.
20024 2009-04-26 Michael Matz <matz@suse.de>
20027 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20028 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20029 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20031 (compare_pairs): Swap cost comparison.
20032 (coalesce_ssa_name): Don't use change_partition_var.
20033 * tree-nrv.c (struct nrv_data): Add modified member.
20034 (finalize_nrv_r): Set it.
20035 (tree_nrv): Use it to update statements.
20036 (pass_nrv): Require PROP_ssa.
20037 * tree-mudflap.c (mf_decl_cache_locals,
20038 mf_build_check_statement_for): Use make_rename_temp.
20039 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20040 * alias.c (find_base_decl): Handle SSA names.
20041 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20042 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20043 * rtl.h (set_reg_attrs_for_parm): Declare.
20044 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20045 to "optimized", remove unused locals at finish.
20046 (execute_free_datastructures): Make global, call
20047 delete_tree_cfg_annotations.
20048 (execute_free_cfg_annotations): Don't call
20049 delete_tree_cfg_annotations.
20051 * ssaexpand.h: New file.
20052 * expr.c (toplevel): Include ssaexpand.h.
20053 (expand_assignment): Handle SSA names the same as register variables.
20054 (expand_expr_real_1): Expand SSA names.
20055 * cfgexpand.c (toplevel): Include ssaexpand.h.
20056 (SA): New global variable.
20057 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20058 (SSAVAR): New macro.
20059 (set_rtl): New helper function.
20060 (add_stack_var): Deal with SSA names, use set_rtl.
20061 (expand_one_stack_var_at): Likewise.
20062 (expand_one_stack_var): Deal with SSA names.
20063 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20064 before unique numbers.
20065 (expand_stack_vars): Use set_rtl.
20066 (expand_one_var): Accept SSA names, add asserts for them, feed them
20067 to above subroutines.
20068 (expand_used_vars): Expand all partitions (without default defs),
20069 then only the local decls (ignoring those expanded already).
20070 (expand_gimple_cond): Remove edges when jumpif() expands an
20071 unconditional jump.
20072 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20073 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20075 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20076 members of SA; deal with PARM_DECL partitions here; expand
20077 all PHI nodes, free tree datastructures and SA. Commit instructions
20078 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20079 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20080 info and statements at start, collect garbage at finish.
20081 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20082 (VAR_ANN_PARTITION) Remove.
20083 (change_partition_var): Don't declare.
20084 (partition_to_var): Always return SSA names.
20085 (var_to_partition): Only accept SSA names.
20086 (register_ssa_partition): Only check argument.
20087 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20089 (delete_var_map): Don't free it.
20090 (var_union): Only accept SSA names, simplify.
20091 (partition_view_init): Mark only useful SSA names as used.
20092 (partition_view_fini): Only deal with SSA names.
20093 (change_partition_var): Remove.
20094 (dump_var_map): Use ssa_name instead of partition_to_var member.
20095 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20097 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20098 (struct _elim_graph): New member const_dests; nodes member vector of
20100 (set_location_for_edge): New static helper.
20101 (create_temp): Remove.
20102 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20103 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20104 (new_elim_graph): Allocate const_dests member.
20105 (clean_elim_graph): Truncate const_dests member.
20106 (delete_elim_graph): Free const_dests member.
20107 (elim_graph_size): Adapt to new type of nodes member.
20108 (elim_graph_add_node): Likewise.
20109 (eliminate_name): Likewise.
20110 (eliminate_build): Don't take basic block argument, deal only with
20111 partition numbers, not variables.
20112 (get_temp_reg): New static helper.
20113 (elim_create): Use it, deal with RTL temporaries instead of trees.
20114 (eliminate_phi): Adjust all calls to new signature.
20115 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20116 (rewrite_trees): Only do checking.
20117 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20118 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20119 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20120 contains_tree_r, MAX_STMTS_IN_LATCH,
20121 process_single_block_loop_latch, analyze_edges_for_bb,
20122 perform_edge_inserts): Remove.
20123 (expand_phi_nodes): New global function.
20124 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20125 functions, initialize new parameter, remember partitions having a
20127 (finish_out_of_ssa): New global function.
20128 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20129 don't reset in_ssa_p here, don't disable TER when mudflap.
20130 (pass_del_ssa): Remove.
20131 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20133 (execute_free_datastructures): Declare.
20134 * Makefile.in (SSAEXPAND_H): New variable.
20135 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20136 * basic-block.h (commit_one_edge_insertion): Declare.
20137 * passes.c (init_optimization_passes): Move pass_nrv and
20138 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20139 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20140 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20141 (redirect_branch_edge): Deal with super block when expanding, split
20142 out jump patching itself into ...
20143 (patch_jump_insn): ... here, new static helper.
20145 2009-04-26 Michael Matz <matz@suse.de>
20147 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20148 beyond num_ssa_names.
20149 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20150 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20152 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20154 PR inline-asm/39543
20155 * fwprop.c (forward_propagate_asm): New function.
20156 (forward_propagate_and_simplify): Propagate also into __asm, if it
20157 doesn't increase the number of referenced registers.
20160 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20162 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20164 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20165 note_nonlocal_vla_type for nonlocal VLAs.
20166 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20167 contains_remapped_vars, remap_vla_decls): New functions.
20168 (convert_nonlocal_reference_stmt): If not optimizing, call
20169 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20170 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20171 if it wasn't found in var_map.
20172 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20173 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20174 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20176 * gimplify.c (nonlocal_vlas): New variable.
20177 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20179 (gimplify_body): Create and destroy nonlocal_vlas.
20181 * dwarf2out.c (loc_descr_plus_const): New function.
20182 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20183 mem_loc_descriptor, loc_descriptor_from_tree_1,
20184 descr_info_loc, gen_variable_die): Use it.
20186 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20187 !TREE_STATIC VAR_DECLs.
20188 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20189 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20190 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20191 DECL_BY_REFERENCE is valid.
20192 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20193 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20194 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20195 Copy DECL_BY_REFERENCE.
20196 (struct nesting_copy_body_data): New type.
20197 (nesting_copy_decl): New function.
20198 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20199 if they have variable length.
20201 2009-04-26 Michael Matz <matz@suse.de>
20203 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20204 mark new temporaries for renaming.
20206 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20209 * c-decl.c (global_bindings_p): Return negative value.
20210 (c_variable_size): New. Based on variable_size from
20212 (grokdeclarator): Call c_variable_size not variable_size.
20214 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20216 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20218 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20220 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20221 Redefine it to just use mingw/include.
20222 (ASM_SPEC): Rules for -m32 and -m64.
20223 (LINK_SPEC): Use Likewise.
20224 (SPEC_32): New define.
20225 (SPEC_64): Likewise.
20226 (SUB_LINK_SPEC): Likewise.
20227 (MULTILIB_DEFAULTS): New define.
20228 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20229 Add multilib options.
20230 (MULTILIB_DIRNAMES): Likewise.
20231 (MULTILIB_OSDIRNAMES): Likewise.
20232 (LIBGCC): Likewise.
20233 (INSTALL_LIBGCC): Likewise.
20235 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20238 * c-tree.h (enum c_inline_static_type): New.
20239 (record_inline_static): Declare.
20240 * c-decl.c (struct c_inline_static, c_inline_statics,
20241 record_inline_static, check_inline_statics): New.
20242 (pop_file_scope): Call check_inline_statics.
20243 (start_decl): Call record_inline_static instead of pedwarning
20244 directly for static in inline function.
20245 * c-typeck.c (build_external_ref): Call record_inline_static
20246 instead of pedwarning directly for static referenced in inline
20249 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20251 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20252 not new but only being rescanned.
20253 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20254 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20255 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20256 record_set_info, compute_set, grealloc): Remove.
20257 (recompute_all_luids): New function.
20258 (gcse_main): Don't compute sets, and don't do related memory
20259 allocations/free-ing. If something changed before the end of the
20260 pass, update LUIDs using recompute_all_luids.
20261 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20262 (free_gcse_mem): Don't free it either.
20263 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20264 Use the df insn LUIDs.
20265 (load_killed_in_block): Likewise.
20266 (compute_hash_table_work): Don't compute reg_set_in_block.
20267 (compute_transp): Use DF_REG_DEF_CHAINs.
20268 (local_cprop_pass): Don't use compute_sets and related functions.
20269 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20270 Use get_max_uid() instead of max_cuid.
20271 (insert_insn_end_basic_block, pre_insert_copy_insn,
20272 update_ld_motion_stores): Don't try to
20273 keep reg_set tables up to date.
20274 (pre_insert_copies): Use df insn LUIDs.
20275 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20276 (reg_set_info): Don't use extra bitmap argument.
20277 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20278 information to compute regs_set_in_block.
20279 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20280 (bypass_jumps): Don't use compute_sets and friends.
20282 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20285 * opts.c (undocumented_msg): Do not leave blank even with
20288 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20290 * c-decl.c (build_enumerator): Allow values folding to integer
20291 constants but not integer constant expressions with a pedwarn if
20294 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20297 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20298 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20299 type is an integer constant.
20301 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20304 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20307 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20310 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20311 with variably modified return type and no storage class
20312 specifiers, except for the case of nested functions. Distinguish
20313 extern declarations of functions with variably modified return
20314 types from those of objects with variably modified types.
20316 2009-04-25 Jan Hubicka <jh@suse.cz>
20318 * tree.c (list_equal_p): New function.
20319 * tree.h (list_equal_p): Declare.
20320 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20321 basic_block_def, basic_block, const_basic_block): New.
20322 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20323 (redirect_eh_edge): New function.
20324 (make_eh_edge_update_phi): EH edges are not abnormal.
20325 * except.c: Include tree-flow.h.
20326 (list_match): New function.
20327 (eh_region_replaceable_by_p): New function.
20328 (replace_region): New function.
20329 (hash_type_list): New function.
20330 (hash_eh_region): New function.
20331 (eh_regions_equal_p): New function.
20332 (merge_peers): New function.
20333 (remove_unreachable_regions): Verify EH tree when checking;
20335 (copy_eh_region_1): New function.
20336 (copy_eh_region): New function.
20337 (push_reachable_handler): New function.
20338 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20339 regions without label but with live RESX.
20340 * except.h (redirect_eh_edge_to_label): New.
20341 * tree-flow.h (redirect_eh_edge): New.
20342 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20343 basic_block_def, basic_block, const_basic_block): Remove.
20344 * Makefile.in (except.o): Add dependency on tree-flow.h
20345 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20346 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20349 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20352 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20353 on the destination of memcpy.
20355 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20357 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20358 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20359 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20361 2009-04-25 Jan Hubicka <jh@suse.cz>
20363 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20364 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20365 to be reached by different label than left.
20366 (update_eh_edges): Update comment; remove edge_to_remove if possible
20367 and return true if suceeded.
20368 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20369 (cleanup_eh): Compute sharing map.
20370 * except.c (remove_eh_handler_and_replace): Add argument if we should
20372 (remove_unreachable_regions): Update for label sharing.
20373 (label_to_region_map): Likewise.
20374 (get_next_region_sharing_label): New function.
20375 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20377 (remove_eh_handler): Update.
20378 (remove_eh_region_and_replace_by_outer_of): New function.
20379 * except.h (struct eh_region): Add next_region_sharing_label.
20380 (remove_eh_region_and_replace_by_outer_of,
20381 get_next_region_sharing_label): Declare.
20382 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20384 2009-04-25 Jan Hubicka <jh@suse.cz>
20386 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20387 insert code even if they are not critical.
20389 2009-04-25 Jan Hubicka <jh@suse.cz>
20391 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20392 (gimple_can_remove_branch_p): EH edges won't remove branch by
20394 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20395 updating of non-abnormal EH edges.
20396 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20397 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20398 (split_critical_edges): Split also edges where emitting code on them
20399 will lead to splitting later.
20401 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20402 H.J. Lu <hongjiu.lu@intel.com>
20405 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20406 the configured assembler supports fildq and fistpq mnemonics.
20407 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20408 * configure: Regenerated.
20409 * config.in: Ditto.
20411 * config/i386/i386.c (print_operand): Handle 'Z'.
20412 ['z']: Remove handling of special fild/fist suffixes.
20413 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20414 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20415 suffix of fild insn.
20416 (*floatsi<mode>2_vector_mixed): Ditto.
20417 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20418 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20419 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20420 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20421 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20423 2009-04-25 Ben Elliston <bje@au.ibm.com>
20425 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20426 the source of a set operation.
20428 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20430 * target.h (struct gcc_target): Add case_values_threshold field.
20431 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20432 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20433 * targhooks.c (default_case_values_threshold): New function.
20434 * targhooks.h (default_case_values_threshold): Declare function.
20435 * stmt.c (expand_case): Use case_values_threshold target hook.
20436 * expr.h (case_values_threshold): Remove declartation.
20437 * expr.c (case_values_threshold): Remove function.
20438 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20440 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20441 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20442 (avr_case_values_threshold): Declare as static.
20443 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20445 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20446 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20447 (mn10300_case_values_threshold): New function.
20449 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20451 * ira.c (setup_cover_and_important_classes): Add enum cast.
20453 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20455 * genpreds.c (write_enum_constraint_num): Output definition of
20456 CONSTRAINT_NUM_DEFINED_P macro.
20457 * ira.c (setup_cover_and_important_classes): Use
20458 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20460 2009-04-24 DJ Delorie <dj@redhat.com>
20462 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20463 __SH2A_SINGLE_ONLY__ also.
20465 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20467 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20468 (movdf_internal): Ditto.
20469 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20470 SFmode and DFmode constants.
20471 (ia64_print_operand): Add 'G' format for printing
20472 floating point constants.
20474 2009-04-24 Richard Guenther <rguenther@suse.de>
20476 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20477 from unsigned additions.
20479 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20481 * c-typeck.c (set_init_index): Allow array designators that are
20482 not integer constant expressions with a pedwarn if pedantic.
20484 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20486 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20487 zero if no overlap in nonzero bits between the operands.
20489 2009-04-24 Ian Lance Taylor <iant@google.com>
20491 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20492 (record_dead_and_set_regs): Likewise.
20493 * df.h (struct df_mw_hardreg): Change flags field to int.
20494 (struct df_base_ref): Likewise.
20495 (struct df): Change changeable_flags field to int.
20496 * df-scan.c (df_defs_record): Change clobber_flags to int.
20497 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20498 constants rather than #define macros.
20499 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20500 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20501 (enum dwarf_calling_convention): Likewise.
20502 (enum dwarf_line_number_x_ops): Likewise.
20503 (enum dwarf_call_frame_info): Likewise.
20504 (enum dwarf_source_language): Likewise.
20505 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20506 (add_calling_convention_attribute): Likewise.
20507 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20508 (combine_comparisons): Change compcode to int. Add cast to enum type.
20509 * genrecog.c (maybe_both_true_2): Change c to int.
20510 (write_switch): Likewise. Add cast to enum type.
20511 * gimplify.c (gimplify_omp_for): Handle return values from
20512 gimplify_expr using MIN rather than bitwise or.
20513 (gimplify_expr): Add cast to enum type.
20514 * ipa-prop.c (update_jump_functions_after_inlining): Change
20515 IPA_BOTTOM to IPA_JF_UNKNOWN.
20516 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20517 Add casts to enum type.
20518 (setup_cover_and_important_classes): Change cl to int. Add casts
20520 (setup_class_translate): Change cl and mode to int.
20521 (ira_init_once): Change mode to int.
20522 (free_register_move_costs): Likewise.
20523 (setup_prohibited_mode_move_regs): Add casts to enum type.
20524 * langhooks.c (add_builtin_function_common): Rework assertion that
20525 value fits bitfield.
20526 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20527 * omega.c (omega_do_elimination): Avoid math on enum types.
20528 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20529 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20530 int local to handle integral_argment value.
20531 * regmove.c (try_auto_increment): Change PUT_MODE to
20533 * reload.c (push_secondary_reload): Add casts to enum type.
20534 (secondary_reload_class, find_valid_class): Likewise.
20535 * reload1.c (emit_input_reload_insns): Likewise.
20536 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20537 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20538 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20540 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20541 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20543 (expand_complex_libcall): Add casts to enum type.
20544 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20545 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20546 with ERROR_MARK, not NUM_TREE_CODES.
20547 (vect_create_epilog_for_reduction): Likewise.
20548 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20549 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20550 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20552 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20553 vect_unused_in_loop. Change 0 to loop_vect.
20554 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20555 * var-tracking.c (get_init_value): Change return type to enum
20557 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20558 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20560 (arm_override_options): Add casts to enum type.
20561 (arm_emit_tls_decoration): Likewise.
20562 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20564 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20565 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20566 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20568 * config/s390/s390.c (code_for_builtin_64): Change to array of
20570 (code_for_builtin_31): Likewise.
20571 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20573 * config/sparc/sparc.c (sparc_override_options): Change value
20574 field in struct code_model to enum cmodel. In initializer change
20575 0 to NULL and add cast to enum type.
20577 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20578 Change all callers. Issue a -Wc++-compat warning using
20579 lhs_origtype if necessary.
20580 (convert_for_assignment): Issue -Wc++-compat warnings about
20581 invalid conversions to enum type on assignment.
20582 * c-common.h (build_modify_expr): Update declaration.
20584 2009-04-24 Nick Clifton <nickc@redhat.com>
20586 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20587 (function_arg_advance): Likewise.
20588 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20591 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20593 * config/s390/constraints.md ('I', 'J'): Fix condition.
20595 2009-04-24 Diego Novillo <dnovillo@google.com>
20597 * gengtype-parse.c (parse_error): Add newline after message.
20599 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20601 * config/i386/sse.md (avxmodesuffixs): Removed.
20602 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20603 (*avx_pinsr<ssevecsize>): This.
20605 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20607 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20608 follow chains of regs with a single definition, and allow expressions
20609 that are function_invariant_p.
20610 (simple_rhs_p): Allow expressions that are function_invariant_p.
20612 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20614 PR middle-end/39867
20615 * fold-const.c (fold_cond_expr_with_comparison): When folding
20616 > and >= to MAX, make sure the MAX uses the same type as the
20617 comparison's operands.
20619 2009-04-24 Nick Clifton <nickc@redhat.com>
20621 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20622 addressing for DImode accesses.
20623 (frv_print_operand_address): Handle PLUS case.
20624 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20626 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20628 PR rtl-optimization/39794
20629 * alias.c (canon_true_dependence): Add x_addr argument.
20630 * rtl.h (canon_true_dependence): Adjust prototype.
20631 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20632 * cselib.c (cselib_invalidate_mem): Likewise.
20633 * gcse.c (compute_transp): Likewise.
20634 * dse.c (scan_reads_nospill): Likewise.
20635 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20636 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20637 canon_base_addr of the group, plus optional offset.
20638 (struct group_info): Rename canon_base_mem to
20640 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20641 canon_rtx of base_mem.
20643 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20645 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20646 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20648 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20650 * config/spu/spu-builtins.h: Delete file.
20652 * config/spu/spu.h (enum spu_builtin_type): Move here from
20654 (struct spu_builtin_description): Likewise. Add GTY marker.
20655 Do not use enum spu_function_code or enum insn_code.
20656 (spu_builtins): Add extern declaration.
20658 * config/spu/spu.c: Do not include "spu-builtins.h".
20659 (enum spu_function_code, enum spu_builtin_type_index,
20660 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20661 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20662 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20663 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20664 (spu_builtin_types): Make static. Add GTY marker.
20665 (spu_builtins): Add extern declaration with GTY marker.
20666 Include "gt-spu.h".
20668 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20669 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20670 Check programmatically whether all parameters are scalar.
20672 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20674 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20676 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20677 assignment from the constructor either if the target is volatile.
20679 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20681 * config/arm/arm.md (insv): Do not share operands[0].
20683 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20685 * config/vxlib-tls.c (active_tls_threads): Delete.
20686 (delete_hook_installed): New.
20687 (tls_delete_hook): Don't delete the delete hook.
20688 (tls_destructor): Delete it here.
20689 (__gthread_set_specific): Adjust installing the delete hook.
20690 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20691 __gthread_leave_tsd_dtor_context.
20693 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20695 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20697 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20699 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20701 (alpha_rtx_costs): Ditto.
20702 (emit_unlikely_jump): Use add_reg_note.
20703 (emit_frame_store_1): Ditto.
20704 (alpha_expand_prologue): Ditto.
20705 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20706 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20708 2009-04-23 Nick Clifton <nickc@redhat.com>
20710 * config/v850/v850.md (epilogue): Remove suppressed code.
20711 (return): Rename to return_simple and remove test of frame size.
20712 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20713 to gen_return_simple.
20715 2009-04-22 Jing Yu <jingyu@google.com>
20718 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20720 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20723 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20724 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20725 value is a VECTOR_CST, the element type is the element type of the
20728 2009-04-22 DJ Delorie <dj@redhat.com>
20730 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20732 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20734 * alias.c (find_base_term): Move around LO_SUM case, so that
20735 CONST falls through into PLUS/MINUS handling.
20738 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20739 into 0, use omit_one_operand.
20741 2009-04-23 Ben Elliston <bje@au.ibm.com>
20743 * config/rs6000/linux-unwind.h (get_regs): Remove type
20744 puns. Change the type of `pc' to an array of unsigned ints and
20745 update all users. Constify frame24.
20747 2009-04-22 DJ Delorie <dj@redhat.com>
20749 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20750 declarations before code.
20751 (current_function_special_page_vector): Likewise.
20752 (m32c_expand_insv): Silence a warning.
20754 2009-04-21 Taras Glek <tglek@mozilla.com>
20756 * alias.c: Update GTY annotations to new syntax.
20757 * basic-block.h: Likewise.
20758 * bitmap.h: Likewise.
20759 * c-common.h: Likewise.
20760 * c-decl.c: Likewise.
20761 * c-parser.c: Likewise.
20762 * c-pragma.c: Likewise.
20763 * c-tree.h: Likewise.
20764 * cfgloop.h: Likewise.
20765 * cgraph.h: Likewise.
20766 * config/alpha/alpha.c: Likewise.
20767 * config/arm/arm.h: Likewise.
20768 * config/avr/avr.h: Likewise.
20769 * config/bfin/bfin.c: Likewise.
20770 * config/cris/cris.c: Likewise.
20771 * config/darwin.c: Likewise.
20772 * config/frv/frv.c: Likewise.
20773 * config/i386/i386.c: Likewise.
20774 * config/i386/i386.h: Likewise.
20775 * config/i386/winnt.c: Likewise.
20776 * config/ia64/ia64.h: Likewise.
20777 * config/iq2000/iq2000.c: Likewise.
20778 * config/mips/mips.c: Likewise.
20779 * config/mmix/mmix.h: Likewise.
20780 * config/pa/pa.c: Likewise.
20781 * config/pa/pa.h: Likewise.
20782 * config/rs6000/rs6000.c: Likewise.
20783 * config/s390/s390.c: Likewise.
20784 * config/sparc/sparc.c: Likewise.
20785 * config/xtensa/xtensa.c: Likewise.
20786 * cselib.h: Likewise.
20787 * dbxout.c: Likewise.
20788 * dwarf2out.c: Likewise.
20789 * except.c: Likewise.
20790 * except.h: Likewise.
20791 * fixed-value.h: Likewise.
20792 * function.c: Likewise.
20793 * function.h: Likewise.
20794 * gimple.h: Likewise.
20795 * integrate.c: Likewise.
20796 * optabs.c: Likewise.
20797 * output.h: Likewise.
20798 * real.h: Likewise.
20800 * stringpool.c: Likewise.
20801 * tree-data-ref.c: Likewise.
20802 * tree-flow.h: Likewise.
20803 * tree-scalar-evolution.c: Likewise.
20804 * tree-ssa-address.c: Likewise.
20805 * tree-ssa-alias.h: Likewise.
20806 * tree-ssa-operands.h: Likewise.
20807 * tree.c: Likewise.
20808 * tree.h: Likewise.
20809 * varasm.c: Likewise.
20810 * varray.h: Likewise.
20812 * coretypes.h: Do not define GTY macro if it is already defined.
20813 * doc/gty.texi: Update GTY documentation to new syntax.
20814 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20815 annotations on structs.
20816 * gengtype-parse.c: Likewise.
20818 2009-04-22 Mark Heffernan <meheff@google.com>
20820 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20822 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20824 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20827 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20829 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20830 the same as a PLUS without a shift. Increase the cost of a
20833 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20835 * Makefile.in: Update dependencies.
20836 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20837 * errors.h: Remove bogus comment about compatibility.
20838 (warning): Update declaration.
20839 * genautomata.c: Update all calls to warning.
20840 * gimple.c: Do not include errors.h. Include toplev.h.
20841 * tree-ssa-structalias.c: Do not include errors.h.
20842 * omega.c: Likewise.
20843 * tree-ssa-reassoc.c: Likewise.
20844 * config/spu/spu-c.c: Likewise.
20845 * config/spu/t-spu-elf: Update dependencies.
20847 2009-04-22 Richard Guenther <rguenther@suse.de>
20849 PR tree-optimization/39824
20850 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20851 make sure the types are compatible.
20853 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20856 * c-common.c (c_parse_error): Take a token_flags parameter.
20857 Use token_type for the token type instead.
20858 Pass token_flags to cpp_type2name.
20859 * c-common.h (c_parse_error): Update declaration.
20860 * c-parser.c (c_parser_error): Pass 0 as token flags.
20862 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20864 PR rtl-optimization/39580
20865 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20867 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20869 * function.c (expand_function_end): Do not emit a jump to the "naked"
20870 return label for fall-through returns.
20871 * except.c (sjlj_emit_function_exit): Always place the call to the
20872 unregister function at the location installed by expand_function_end.
20874 2009-04-22 Richard Guenther <rguenther@suse.de>
20876 PR tree-optimization/39845
20877 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20878 (gen_inbound_check): Likewise.
20880 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20882 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20884 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20885 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20887 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20889 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20890 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20891 shift counts to avoid out-of-bounds array accesses.
20893 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20895 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20896 (Pmode): Move above.
20898 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20900 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20901 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20902 GET_CODE macro. Use IN_RANGE macro where appropriate.
20903 * config/alpha/alpha.h: Ditto.
20904 * config/alpha/alpha.md: Ditto.
20905 * config/alpha/constraints.md: Ditto.
20906 * config/alpha/predicates.md: Ditto.
20908 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20910 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20911 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20912 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20913 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20914 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20915 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20916 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20917 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20918 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20919 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20920 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20921 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20922 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20923 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20924 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20925 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20926 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20927 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20928 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20929 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20930 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20931 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20932 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20933 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20934 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20935 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20936 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20938 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20940 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20941 references from comments.
20942 * cfgbuild.c: (count_basic_blocks): Delete.
20943 (find_basic_blocks_1): Delete.
20944 (find_basic_blocks): Delete.
20945 * except.c (finish_eh_generation): Make static. Move comment from
20946 except.h here. Remove find_basic_blocks references from comments.
20947 * except.h (finish_eh_generation): Delete.
20948 * basic-block.h (find_basic_blocks): Delete.
20949 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20951 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20953 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20954 (sdbout_parms): Likewise.
20956 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20958 * config/sh/sh.c (prepare_cbranch_operands): Use
20959 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20960 (expand_cbranchdi4): Likewise.
20961 (from_compare): Add cast to enum type.
20962 (expand_cbranchsi4): Use add_reg_note.
20963 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20964 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20965 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20966 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20967 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20968 instead of CODE_FOR_nothing.
20969 (cbranchdi4): Likewise. Fix the order of arguments for
20971 (push_fpscr): Use add_reg_note.
20972 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20973 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20975 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20977 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20978 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20979 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20980 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20981 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20982 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20983 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20984 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20985 config/alpha/x-vms, config/arc/t-arc,
20986 config/arm/README-interworking, config/arm/arm-c.c,
20987 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20988 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20989 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20990 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20991 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20992 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20993 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20994 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20995 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20996 config/cris/t-elfmulti, config/crx/t-crx,
20997 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20998 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20999 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21000 config/h8300/t-h8300, config/i386/athlon.md,
21001 config/i386/darwin-libgcc.10.4.ver,
21002 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21003 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21004 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21005 config/i386/t-linux64, config/i386/t-nwld,
21006 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21007 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21008 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21009 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21010 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21011 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21012 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21013 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21014 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21015 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21016 config/m68k/t-uclinux, config/mcore/t-mcore,
21017 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21018 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21019 config/mips/crtn.asm, config/mips/irix-crti.asm,
21020 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21021 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21022 config/mips/mips-fixed.md, config/mips/sb1.md,
21023 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21024 config/mips/t-iris6, config/mips/t-isa3264,
21025 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21026 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21027 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21028 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21029 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21030 config/mn10300/t-linux, config/mn10300/t-mn10300,
21031 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21032 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21033 config/picochip/libgccExtras/clzsi2.asm,
21034 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21035 config/rs6000/darwin-libgcc.10.4.ver,
21036 config/rs6000/darwin-libgcc.10.5.ver,
21037 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21038 config/rs6000/t-aix43, config/rs6000/t-aix52,
21039 config/rs6000/t-darwin, config/rs6000/t-fprules,
21040 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21041 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21042 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21043 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21044 config/rs6000/t-rtems, config/rs6000/t-spe,
21045 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21046 config/score/t-score-elf, config/sh/divcost-analysis,
21047 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21048 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21049 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21050 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21051 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21052 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21053 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21054 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21055 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21056 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21057 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21058 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21059 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21060 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21061 * config/h8300/genmova.sh: Include copyright and license notices
21062 in generated output.
21063 * config/h8300/mova.md: Regenerate.
21064 * doc/install.texi2html: Include word "Copyright" in copyright
21065 notice and use name "Free Software Foundation, Inc.".
21066 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21067 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21068 ChangeLog-2007, ChangeLog-2008: Correct dates.
21070 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21072 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21073 NE_EXPR operations as well.
21074 * c-parser.c (c_parser_condition): Do not set location information on
21076 (c_parser_conditional_expression): Likewise.
21077 (c_parser_binary_expression): Set location information on operators.
21078 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21079 TRUTH_NOT_EXPR has been folded.
21080 * fold-const.c (fold_truth_not_expr): Copy location information from
21081 the incoming expression to the outgoing one.
21082 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21083 recursive calls on the LHS of the operator but pass that of the
21084 operator to recursive calls on the RHS of the operator. Set it
21086 (shortcut_cond_expr): Set the locus of the operator on the second
21087 COND_EXPR and that of the expression on the first in degenerate cases.
21088 Pass the locus of the expression to calls to shortcut_cond_r.
21089 Set the locus of the 'then' block on the associated jump, if any.
21090 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21091 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21092 expression to call to gimplify_boolean_expr.
21094 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21096 * config.gcc: Add additional configuration for
21097 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21098 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21099 (CPP_SPEC): Redefine for allowing -municode option.
21100 (STARTFILE_SPEC): Likewise.
21101 * config/i386/t-mingw-w64: New.
21102 * config/i386/mingw-w64.opt: New.
21103 (municode): Add new target option.
21104 * doc/invoke.texi (municode): Add documentation for new option.
21106 2009-04-21 Ian Lance Taylor <iant@google.com>
21108 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21109 Correct test for number of arguments.
21110 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21112 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21114 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21115 argument of emit_library_call.
21117 2009-04-21 Richard Guenther <rguenther@suse.de>
21119 PR middle-end/39829
21120 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21121 inside VIEW_CONVERT_EXPRs.
21123 2009-04-21 Martin Jambor <mjambor@suse.cz>
21125 * tree-switch-conversion.c (build_constructors): Split a long line.
21126 (constructor_contains_same_values_p): New function.
21127 (build_one_array): Create assigns of constants if possible, do not
21128 call mark_sym_for_renaming, call update_stmt.
21129 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21130 make_rename_temp. Do not call mark_symbols_for_renaming, call
21132 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21133 find_new_referenced_vars, call update_stmt.
21134 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21135 instead of calling make_rename_temp. Do not call
21136 find_new_referenced_vars or mark_symbols_for_renaming, call
21139 2009-04-21 Richard Guenther <rguenther@suse.de>
21141 PR tree-optimization/39827
21142 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21143 (tree_ssa_phiprop): Pass the correct array size.
21145 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21147 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21149 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21152 * c-typeck.c (lvalue_p): Move declaration ...
21153 * c-common.h (lvalue_p): ... to here.
21154 * c-common.c (candidate_equal_p): New.
21155 (add_tlist): Use it.
21156 (merge_tlist): Use it.
21157 (warn_for_collisions_1): Likewise.
21158 (warning_candidate_p): Accept more candidates.
21159 (verify_tree): A warning candidate can be an expression. Use
21162 2009-04-21 Ben Elliston <bje@au.ibm.com>
21165 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21166 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21167 options. Remove -mcall-solaris documentation.
21169 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21172 * doc/invoke.texi (-Wlong-long): Update description.
21173 * c-lex (interpret_integer): Only warn if there was no previous
21174 overflow and -Wlong-long is enabled.
21175 * c-decl.c (declspecs_add_type): Drop redundant flags.
21176 * c.opt (Wlong-long): Init to -1.
21177 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21178 and front-end warn_long_long. Wlong-long only depends on other
21179 flags if it is uninitialized.
21180 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21181 the same for CPP and FE.
21182 (restore_extension_diagnostics): Likewise.
21184 2009-04-20 Ian Lance Taylor <iant@google.com>
21186 Fix enum conversions which are invalid in C++:
21187 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21188 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21189 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21190 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21191 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21192 (dbxout_parms): Likewise.
21193 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21194 (df_clear_flags): Likewise.
21195 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21196 top_flag parameter to int.
21197 (df_chain_create_bb_process_use): Likewise.
21198 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21200 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21201 (df_ref_create_structure, df_def_record_1): Likewise.
21202 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21203 (df_notes_rescan): Change 0 to VOIDmode in function call.
21204 (df_get_call_refs, df_insn_refs_collect): Likewise.
21205 (df_bb_regs_collect): Likewise.
21206 (df_entry_block_defs_collect): Likewise.
21207 (df_exit_block_uses_collect): Likewise.
21208 * df.h: Update declarations.
21209 * double-int.c (double_int_divmod): Add cast to enum type.
21210 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21211 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21212 (based_loc_descr): Likewise.
21213 (loc_descriptor_from_tree_1): Change first_op and second_op to
21214 enum dwarf_location_atom. Add cast to enum type.
21215 * expmed.c (init_expmed): Change 0 to SET in function call.
21216 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21217 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21218 (do_store_flag): Likewise.
21219 * fixed-value.h (struct fixed_value): Change mode to enum
21221 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21222 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21224 (insert_insn_decl, insert_decl, insert_state): Likewise.
21225 (automata_list_finish): Likewise.
21226 * genrecog.c (process_define_predicate): Add cast to enum type.
21227 * gensupport.c (init_predicate_table): Add cast to enum type.
21228 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21230 (gimple_build_call_1, gimple_build_label): Likewise.
21231 (gimple_build_goto, gimple_build_asm_1): Likewise.
21232 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21233 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21234 (enum fallback): Rename from enum fallback_t.
21235 (fallback_t): Typedef as int.
21236 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21237 GSI_SAME_STMT in function call.
21238 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21240 (setup_reg_class_relations): Likewise.
21241 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21242 (setup_prohibited_class_mode_regs): Add cast to enum type.
21243 (setup_prohibited_mode_move_regs): Likewise.
21244 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21245 (record_address_regs): Change i to enum reg_class.
21246 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21247 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21248 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21249 (GET_MODE_2XWIDER_MODE): Likewise.
21250 (GET_CLASS_NARROWEST_MODE): Likewise.
21251 * omp-low.c (expand_omp_for): Add cast to enum type.
21252 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21253 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21254 * postreload.c (reload_cse_simplify_operands): Change rclass local
21256 * predict.c (combine_predictions_for_insn): Change best_predictor
21257 and predictor to enum br_predictor.
21258 (combine_predictions_for_bb): Likewise.
21259 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21260 use SET_PREDICT_EXPR_OUTCOME.
21261 * real.c (real_arithmetic): Change icode to code in function call.
21262 * reginfo.c (init_move_cost): Add casts to enum type.
21263 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21264 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21266 * reload.c (find_valid_class): Add casts to enum type.
21267 (push_reload): Change 0 to NO_REGS in function call.
21268 (find_reloads): Change this_alternative to array of enum
21269 reg_class. Remove some now-unnecessary casts.
21270 (make_memloc): Change 0 to VOIDmode in function call.
21271 * reload1.c (reload): Change 0 to VOIDmode in function call.
21272 (eliminate_regs_1, elimination_effects): Likewise.
21273 (eliminate_regs_in_insn): Likewise.
21274 (emit_input_reload_insns): Add cast to enum type.
21275 (delete_output_reload): Change 0 to VOIDmode in function call.
21276 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21277 to enum type in function call.
21278 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21279 (SET_PREDICT_EXPR_OUTCOME): Define.
21280 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21281 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21282 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21283 (dump_function): Likewise.
21284 * tree-dump.h: Update declarations.
21285 * tree-pass.h: Update declarations.
21286 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21287 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21289 (arm_rtx_costs_1): Correct parenthesization.
21290 (arm_rtx_costs): Add casts to enum type.
21291 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21292 (vfp_emit_fstmd): Use add_rg_note.
21293 (emit_multi_reg_push, emit_sfm): Likewise.
21294 (thumb_set_frame_pointer): Likewise.
21295 (arm_expand_prologue): Likewise.
21296 (arm_regno_class): Change return type to enum reg_class.
21297 (thumb1_expand_prologue): Use add_reg_note.
21298 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21299 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21301 * config/arm/gentune.sh: Add cast to enum type.
21302 * config/arm/arm-tune.md: Rebuild.
21303 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21304 (ix86_split_fp_branch, predict_jump): Likewise.
21305 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21306 insn_code to enum rtx_code.
21307 (ix86_builtin_vectorized_function): Add cast to enum type.
21308 * config/i386/i386.md (truncdfsf2): Change slot to enum
21310 (truncxf<mode>2, isinf<mode>2): Likewise.
21311 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21313 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21314 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21315 (insert_bundle_state): Change 1 to INSERT in function call.
21316 (ia64_add_bundle_selector_before): Likewise.
21317 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21318 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21319 (restore_stack_nonlocal): Likewise.
21320 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21322 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21324 (mips_rtx_costs): Likewise.
21325 (mips_override_options): Add casts to enum type.
21326 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21328 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21329 (store_reg, set_reg_plus_d): Likewise.
21330 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21331 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21333 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21335 (emit_unlikely_jump): Use add_reg_note.
21336 (rs6000_emit_allocate_stack): Likewise.
21337 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21338 (output_toc): Change 1 to INSERT in function call.
21339 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21340 (rs6000_initialize_trampoline): Likewise.
21341 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21343 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21344 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21345 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21346 (save_gprs): Use add_reg_note.
21347 (s390_emit_prologue): Likewise.
21348 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21349 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21350 (sparc_fold_builtin): Add cast to enum type.
21351 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21353 (spu_expand_prologue): Use add_reg_note.
21354 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21356 2009-04-20 Ian Lance Taylor <iant@google.com>
21358 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21359 (c_parser_postfix_expression_after_primary): Get VEC for list of
21360 arguments. Get original types of arguments. Call
21361 build_function_call_vec.
21362 (cached_expr_list_1, cached_expr_list_2): New static variables.
21363 (c_parser_expr_list): Change return type to VEC *. Add
21364 p_orig_types parameter. Change all callers.
21365 (c_parser_release_expr): New static function.
21366 (c_parser_vec_to_tree_list): New static function.
21367 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21368 call build_function_call_vec.
21369 (build_function_call_vec): New function, based on old
21370 build_function_call.
21371 (convert_arguments): Remove nargs and argarray parameters. Change
21372 values to a VEC. Add origtypes parameter.
21373 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21374 (convert_for_assignment): Add origtype parameter. Change all
21375 callers. If warn_cxx_compat, check for conversion to an enum
21376 type when calling a function.
21377 (store_init_value): Add origtype parameter. Change all callers.
21378 (digest_init): Likewise.
21379 (struct init_node): Add origtype field.
21380 (add_pending_init): Add origtype parameter. Change all callers.
21381 (output_init_element): Likewise.
21382 (output_pending_init_elements): Pass origtype from init_node to
21383 output_init_element.
21384 (process_init_element): Pass origtype from c_expr to
21385 output_init_element.
21386 (c_finish_return): Add origtype parameter. Change all callers.
21387 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21389 (sync_resolve_params): Likewise.
21390 (sync_resolve_return): Change params to first_param. Change caller.
21391 (resolve_overloaded_builtins): Change params to VEC *. Change
21392 callers. Save first parameter around call to build_function_call_vec.
21393 * c-decl.c (finish_decl): Add origtype parameter. Change all
21394 callers. Call build_function_call_vec rather than
21395 build_function_call for cleanup.
21396 * c-tree.h: Update declarations.
21397 * c-common.h: Update declarations.
21398 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21399 params to first_param.
21400 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21401 params parameter from tree to void *.
21402 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21403 Change arglist parameter to have type void *, and to be a pointer
21405 * config/rs6000/rs6000-protos.h
21406 (altivec_resolve_overloaded_builtin): Update declaration.
21407 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21408 fnargs parameter to have type void *, and to be a pointer to a
21409 VEC. Call build_function_call_vec instead of
21410 build_function_call.
21411 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21413 2009-04-20 Joey Ye <joey.ye@intel.com>
21414 Xuepeng Guo <xuepeng.guo@intel.com>
21415 H.J. Lu <hongjiu.lu@intel.com>
21417 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21419 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21420 (IX86_LEA_PRIORITY): Likewise.
21421 (distance_non_agu_define): New function.
21422 (distance_agu_use): Likewise.
21423 (ix86_lea_for_add_ok): Likewise.
21424 (ix86_dep_by_shift_count): Likewise.
21426 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21427 should split for LEA.
21429 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21431 (ix86_dep_by_shift_count): Likewise.
21433 2009-04-20 Richard Guenther <rguenther@suse.de>
21435 * expr.c (handled_component_p): Move ...
21436 * tree.h (handled_component_p): ... here.
21437 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21438 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21439 and REALPART_EXPR to be in one group.
21441 2009-04-20 Richard Guenther <rguenther@suse.de>
21443 * basic-block.h (get_all_dominated_blocks): Declare.
21444 * dominance.c (get_all_dominated_blocks): New function.
21445 * tree-cfg.c (get_all_dominated_blocks): Remove.
21446 (remove_edge_and_dominated_blocks): Adjust.
21447 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21448 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21449 instead of recursing.
21451 2009-04-20 Doug Kwan <dougkwan@google.com>
21453 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21454 (struct cgraph_node_set_def): New type.
21455 (cgraph_node_set) New type. Also declare vector functions.
21456 (struct cgraph_node_set_element_def): New type.
21457 (cgraph_node_set_element): Ditto.
21458 (cgraph_node_set_iterator): New iterator type.
21459 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21460 cgraph_node_set_remove, dump_cgraph_node_set,
21461 debug_cgraph_node_set): New prototypes.
21462 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21463 cgraph_node_set_size): New inlines.
21464 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21465 including cgraph.h.
21466 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21467 argument to function 'write_summary'.
21468 * ipa.c: Include ggc.h.
21469 (hash_cgraph_node_set_element,
21470 eq_cgraph_node_set_element, cgraph_node_set_new,
21471 cgraph_node_set_add, cgraph_node_set_remove,
21472 cgraph_node_set_find, dump_cgraph_node_set,
21473 debug_cgraph_node_set): New functions.
21474 * Makefile.in (ipa.o): Add dependency on GGC_H.
21476 2009-04-20 Ira Rosen <irar@il.ibm.com>
21478 PR tree-optimization/39675
21479 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21480 check of the return code of vect_schedule_slp. Check that
21481 stmt_vec_info still exists for the statement, before checking its
21482 vectorization type.
21484 2009-04-20 Michael Matz <matz@suse.de>
21486 * Makefile.in (generated_files): Take out $(simple_generated_c).
21488 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21490 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21491 (UINTPTR_TYPE): Likewise.
21493 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21496 * c-typeck.c (digest_init): Check for initializing an array with a
21499 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21502 * c-semantics.c (pop_stmt_list): Propagate
21503 STATEMENT_LIST_HAS_LABEL to parent statement list.
21505 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21507 * config/mips/mips.h (mips_tune_attr): New macro.
21508 * config/mips/mips.md (cpu): Use it.
21510 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21513 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21516 2009-04-19 Diego Novillo <dnovillo@google.com>
21518 * toplev.c (compile_file): Move call to coverage_finish ...
21519 * cgraphunit.c (ipa_passes): ... here.
21520 Call cgraph_process_new_functions.
21521 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21522 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21524 2009-04-19 Jan Hubicka <jh@suse.cz>
21526 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21528 (dump_cgraph_node): Dump can throw external flag.
21529 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21531 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21535 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21536 * common.opt (Wlogical-op): Move from here...
21537 * c.opt (Wlogical-op): ... to here.
21538 * c-typeck.c (parser_build_binary_op): Update call to
21539 warn_logical_operator.
21540 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21542 * c-common.c (warn_logical_op): Update.
21543 * c-common.h (warn_logical_op): Update declaration.
21545 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21547 * tree.c (protected_set_expr_location): Fix formatting.
21549 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21552 * c-typeck.c (readonly_warning): new.
21553 (build_unary_op, build_modify_expr): Use readonly_warning for
21554 storing into something readonly but not const-qualified.
21556 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21559 * c-typeck.c (build_unary_op): Check for taking address of
21560 expression of type void.
21562 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21565 * c-typeck.c (build_function_call): Check for calling a function
21566 with qualified void return types. Call require_complete_type when
21569 2009-04-18 Jan Hubicka <jh@suse.cz>
21571 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21573 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21574 can_throw_external flag.
21575 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21576 * ipa-pure-const.c (ignore_edge): New function.
21577 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21578 only over can_throw_external edges.
21579 (local_pure_const): Add nothrow flag.
21580 * ipa-utils.c (searchc): Add ignore_edge callback.
21581 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21582 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21583 (set_nothrow_function_flags): Update cgraph.
21584 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21586 2009-04-18 Richard Guenther <rguenther@suse.de>
21588 PR middle-end/39804
21589 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21590 (fold_stmt): ... this and ...
21591 (fold_stmt_inplace): ... this.
21592 (fold_stmt_1): Fold references in calls and asms.
21593 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21595 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21597 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21598 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21600 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21602 * tree.c (function_args_count): Remove.
21603 * tree.h: Remove the prototype for function_args_count.
21605 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21607 * tree-iterator.c (expr_only): Remove.
21608 * tree.h: Remove the prototype for expr_only.
21610 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21612 * reginfo.c (cannot_change_mode_set_regs): Remove.
21613 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21615 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21617 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21618 whether operands 0 and 1 overlaps.
21620 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21622 PR middle-end/36902
21623 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21624 pointer. Use warning_at instead of warning.
21625 (search_for_addr_array): Likewise.
21626 (check_array_bounds): Likewise.
21627 (check_all_array_refs): Check that the incoming edge is not in the
21628 list of edges to be removed.
21629 (check_all_array_refs): Avoid the temporal pointer.
21630 (vrp_visit_cond_stmt): Fix typo.
21631 (simplify_switch_using_ranges): Handle the case where the switch
21632 index is an integer constant.
21634 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21636 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21638 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21640 * doc/extend.texi, doc/invoke.texi: Fix typos.
21642 2009-04-17 Cary Coutant <ccoutant@google.com>
21644 * tree-flow-inline.h (get_lineno): Fix inverted test.
21646 2009-04-17 Diego Novillo <dnovillo@google.com>
21648 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21649 assertion for AVAIL_OUT.
21651 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21654 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21655 * config/sh/linux-atomic.asm: Likewise.
21657 2009-04-17 Diego Novillo <dnovillo@google.com>
21659 * except.c (debug_eh_tree): New.
21660 (struct eh_region, struct eh_status): Move ...
21661 * except.h: ... here.
21662 (add_type_for_runtime): Declare extern.
21663 (lookup_type_for_runtime): Likewise.
21664 (debug_eh_tree): Declare.
21665 * Makefile.in (GTFILES): List except.h before except.c
21667 2009-04-17 Diego Novillo <dnovillo@google.com>
21669 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21670 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21671 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21672 (find_vars_r): ... here.
21673 * tree-flow.h (find_referenced_vars_in): Declare.
21674 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21675 that AVAIL_OUT exists for BLOCK.
21676 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21677 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21678 (tree-parloops.o): Likewise.
21680 2009-04-17 Simon Baldwin <simonb@google.com>
21682 * toplev.c (default_tree_printer): Add handling for %E format.
21684 2009-04-17 Diego Novillo <dnovillo@google.com>
21686 * tree-pretty-print.c (dump_generic_node): Add break after
21687 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21688 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21689 FUNCTION_TYPE together. Call print_struct_decl when printing
21690 structures and TDF_SLIM is not given.
21691 (print_struct_decl): Fix logic for detecting recursion.
21693 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21696 * gcc.c (create_at_file): New.
21697 (compile_input_file_p): New.
21698 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21699 * main.c (main): Update call to toplev_main.
21700 * toplev.c (toplev_main): Change signature. Call expandargv.
21701 * toplev.h (toplev_main): Change signature.
21703 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21705 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21706 if the latter is not constant.
21708 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21710 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21712 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21714 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21715 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21717 2009-04-17 Richard Guenther <rguenther@suse.de>
21719 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21720 Handle component references view-converting an invariant address.
21722 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21724 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21725 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21726 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21727 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21728 Use @deftypevr rather than @deftypevar.
21730 2009-04-17 Richard Guenther <rguenther@suse.de>
21732 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21733 (get_prop_source_stmt): Likewise.
21734 (can_propagate_from): Likewise.
21736 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21738 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21739 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21740 (--with-multilib-list): Add default value.
21741 * configure: Regenerate.
21742 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21743 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21744 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21745 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21746 Don't add default cpu to multilib list unnecessarily, but do enable
21747 the relevant compiler option..
21748 Add support for --with-multilib-list=<blank> and
21749 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21750 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21751 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21752 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21753 TM_MULTILIB_CONFIG.
21754 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21755 (MULTILIB_OSDIRNAMES): New variable.
21756 * config/sh/t-1e: Delete file.
21757 * config/sh/t-mlib-sh1: Delete file.
21758 * config/sh/t-mlib-sh2: Delete file.
21759 * config/sh/t-mlib-sh2a: Delete file.
21760 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21761 * config/sh/t-mlib-sh2a-single: Delete file.
21762 * config/sh/t-mlib-sh2a-single-only: Delete file.
21763 * config/sh/t-mlib-sh2e: Delete file.
21764 * config/sh/t-mlib-sh3e: Delete file.
21765 * config/sh/t-mlib-sh4: Delete file.
21766 * config/sh/t-mlib-sh4-nofpu: Delete file.
21767 * config/sh/t-mlib-sh4-single: Delete file.
21768 * config/sh/t-mlib-sh4-single-only: Delete file.
21769 * config/sh/t-mlib-sh4a: Delete file.
21770 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21771 * config/sh/t-mlib-sh4a-single: Delete file.
21772 * config/sh/t-mlib-sh4a-single-only: Delete file.
21773 * config/sh/t-mlib-sh4al: Delete file.
21774 * config/sh/t-mlib-sh5-32media: Delete file.
21775 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21776 * config/sh/t-mlib-sh5-64media: Delete file.
21777 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21778 * config/sh/t-mlib-sh5-compact: Delete file.
21779 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21780 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21781 * doc/install.texi (Options specification): Add
21782 --with-multilib-list and --with-endian.
21784 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21786 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21788 (OBJS-common): Add plugin-version.o.
21789 (plugin-version.o): New.
21790 * gcc-plugin.h (plugin_gcc_version): New.
21791 (plugin_default_version_check): New.
21792 (plugin_init_func, plugin_init): Add version argument.
21793 * plugin-version.c: New.
21794 * plugin.c (str_plugin_gcc_version_name): New.
21795 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21796 pass it to the init function.
21797 (plugin_default_version_check): New.
21799 2009-04-17 Richard Guenther <rguenther@suse.de>
21801 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21802 for decl-vs-decl disambiguation.
21804 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21806 * config/s390/s390.h (s390_tune_attr): New macro definition.
21807 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21809 2009-04-17 Richard Guenther <rguenther@suse.de>
21811 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21812 (fold_stmt_r): Likewise.
21813 (maybe_fold_reference): New function.
21814 (fold_gimple_assign): Handle cases fold_stmt_r did.
21815 (fold_stmt): Do not use fold_stmt_r.
21816 (fold_stmt_inplace): Likewise.
21818 2009-04-17 Richard Guenther <rguenther@suse.de>
21820 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21821 (record_equivalences_from_stmt): Remove useless checks and
21823 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21824 the type is already suitable.
21826 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21828 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21830 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21832 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21833 (CMPtype): Define as __gcc_CMPtype.
21835 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21837 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21838 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21840 2009-04-17 Richard Guenther <rguenther@suse.de>
21842 PR tree-optimization/39746
21843 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21844 special-casing for builtins and static variable use/def.
21845 (call_may_clobber_ref_p_1): Likewise.
21847 2009-04-16 Ian Lance Taylor <iant@google.com>
21849 * df.h: Include "timevar.h".
21850 (struct df_problem): Change tv_id field to timevar_id_t.
21851 * tree-pass.h: Include "timevar.h".
21852 (struct opt_pass): Change tv_id field to timevar_id_t.
21853 * timevar.h (timevar_id_t): Define TV_NONE.
21854 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21855 TV_NONE rather than tv_id != 0.
21856 (execute_one_pass): Likewise.
21857 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21858 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21859 dependencies to $(TREE_PASS_H).
21860 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21862 (pass_branch_target_load_optimize2): Likewise.
21863 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21864 (pass_outof_cfg_layout_mode): Likewise.
21865 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21866 (pass_rebuild_cgraph_edges): Likewise.
21867 (pass_remove_cgraph_callee_edges): Likewise.
21868 * df-core.c (pass_df_initialize_opt): Likewise.
21869 (pass_df_initialize_no_opt): Likewise.
21870 (pass_df_finish): Likewise.
21871 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21872 * except.c (pass_set_nothrow_function_flags): Likewise.
21873 (pass_convert_to_eh_region_ranges): Likewise.
21874 * final.c (pass_compute_alignments): Likewise.
21875 * function.c (pass_instantiate_virtual_regs): Likewise.
21876 (pass_init_function): Likewise.
21877 (pass_leaf_regs): Likewise.
21878 (pass_match_asm_constraints): Likewise.
21879 * gimple-low.c (pass_lower_cf): Likewise.
21880 (pass_mark_used_blocks): Likewise.
21881 * init-regs.c (pass_initialize_regs): Likewise.
21882 * integrate.c (pass_initial_value_sets): Likewise.
21883 * ira.c (pass_ira): Likewise.
21884 * jump.c (pass_cleanup_barriers): Likewise.
21885 * omp-low.c (pass_expand_omp): Likewise.
21886 (pass_lower_omp): Likewise.
21887 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21888 * recog.c (pass_split_all_insns): Likewise.
21889 (pass_split_after_reload): Likewise.
21890 (pass_split_before_regstack): Likewise.
21891 (pass_split_before_sched2): Likewise.
21892 (pass_split_for_shorten_branches): Likewise.
21893 * reginfo.c (pass_reginfo_init): Likewise.
21894 (pass_subregs_of_mode_init): Likewise.
21895 (pass_subregs_of_mode_finish): Likewise.
21896 * passes.c (pass_postreload): Likewise.
21897 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21898 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21899 (pass_warn_function_return): Likewise.
21900 (pass_warn_function_noreturn): Likewise.
21901 * tree-complex.c (pass_lower_complex): Likewise.
21902 (pass_lower_complex_O0): Likewise.
21903 * tree-if-conv.c (pass_if_conversion): Likewise.
21904 * tree-into-ssa.c (pass_build_ssa): Likewise.
21905 * tree-mudflap.c (pass_mudflap_1): Likewise.
21906 (pass_mudflap_2): Likewise.
21907 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21908 (pass_mudflap_2): Likewise.
21909 * tree-nrv.c (pass_return_slot): Likewise.
21910 * tree-object-size.c (pass_object_sizes): Likewise.
21911 * tree-optimize.c (pass_all_optimizations): Likewise.
21912 (pass_early_local_passes): Likewise.
21913 (pass_all_early_optimizations): Likewise.
21914 (pass_cleanup_cfg): Likewise.
21915 (pass_cleanup_cfg_post_optimizing): Likewise.
21916 (pass_free_datastructures): Likewise.
21917 (pass_free_cfg_annotations): Likewise.
21918 (pass_fixup_cfg): Likewise.
21919 (pass_init_datastructures): Likewise.
21920 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21921 (pass_late_warn_uninitialized): Likewise.
21922 (pass_update_address_taken): Likewise.
21923 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21924 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21925 (pass_cse_sincos): Likewise.
21926 (pass_convert_to_rsqrt): Likewise.
21927 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21928 * tree-stdarg.c (pass_stdarg): Likewise.
21929 * tree-tailcall.c (pass_tail_recursion): Likewise.
21930 (pass_tail_calls): Likewise.
21931 * tree-vect-generic.c (pass_lower_vector): Likewise.
21932 (pass_lower_vector_ssa): Likewise.
21933 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21935 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21937 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21939 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21941 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21942 logical and signext.
21944 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21947 * config/sh/predicates.md (arith_operand): Check if the operand
21948 of TRUNCATE is a REG.
21950 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21952 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21953 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21955 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21957 * tree-iterator.c (tsi_split_statement_list_after,
21958 tsi_split_statement_list_before): Remove.
21959 * tree-iterator.h: Remove the prototypes for
21960 tsi_split_statement_list_after and tsi_split_statement_list_before.
21962 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21964 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21965 * tree-ssa-propagate.h: Remove the prototype for
21966 stmt_makes_single_load.
21968 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21970 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21971 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21973 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21975 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21977 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21979 * except.c (eh_region_outer_p): Remove.
21980 * except.h: Remove the prototype for eh_region_outer_p.
21982 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21984 * function.c (current_function_assembler_name): Remove.
21985 * function.h: Remove the prototype for
21986 current_function_assembler_name.
21988 2009-04-16 Ian Lance Taylor <iant@google.com>
21990 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21991 (add_reg_note): Call alloc_reg_note.
21992 * rtl.h (alloc_reg_note): Declare.
21993 * combine.c (try_combine): Use alloc_reg_note.
21994 (recog_for_combine, move_deaths): Likewise.
21995 (distribute_notes): Use alloc_reg_note and add_reg_note.
21996 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21997 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21998 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22000 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22002 PR rtl-optimization/39762
22003 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22004 ira_may_move_out_cost): Add comments about way of their usage.
22005 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22007 * ira-conflicts.c (process_regs_for_copy): Use function
22008 ira_get_register_move_cost instead of global
22009 ira_register_move_cost.
22011 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22012 color_pass, move_spill_restore, update_curr_costs): Ditto.
22014 * ira-lives.c (process_single_reg_class_operands): Ditto.
22016 * ira-emit.c (emit_move_list): Ditto.
22018 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22019 (record_reg_classes): Ditto. Use functions
22020 ira_get_register_move_cost and ira_get_may_move_cost instead of
22021 global vars ira_register_move_cost, ira_may_move_out_cost and
22022 ira_may_move_in_cost.
22023 (record_address_regs): Don't call ira_init_register_move_cost.
22024 Use function ira_get_may_move_cost instead of global
22025 ira_may_move_in_cost.
22026 (process_bb_node_for_hard_reg_moves): Use function
22027 ira_get_register_move_cost instead of global ira_register_move_cost.
22028 (ira_costs): Don't call ira_init_register_move_cost.
22030 2009-04-16 Richard Guenther <rguenther@suse.de>
22032 * tree-cfg.c (verify_gimple_assign_binary):
22033 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22034 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22035 (create_general_new_stmt): Note that this function is broken.
22037 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22039 * common.opt (fhelp): Add Var(help_flag).
22040 * gcc-plugin.h (plugin_info): Add help.
22041 * plugin.c (plugin_name_args): Add help.
22042 (register_plugin_info): Set plugin->help.
22043 (print_help_one_plugin): New.
22044 (print_plugins_help): New.
22045 * plugin.h (print_plugins_help): New.
22046 * toplev.c (toplev_main): Call print_plugins_help if needed.
22048 2009-04-16 Richard Guenther <rguenther@suse.de>
22050 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22051 (gimple_ior_addresses_taken_1): New function.
22052 (gimple_ior_addresses_taken): Likewise.
22053 * gimple.h (struct gimple_statement_with_ops_base): Remove
22054 addresses_taken member.
22055 (gimple_ior_addresses_taken): Declare.
22056 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22057 gimple_set_addresses_taken): Remove.
22058 * ipa-reference.c (mark_address): New function.
22059 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22060 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22061 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22062 (gimple_add_to_addresses_taken): Remove.
22063 (get_tmr_operands): Call mark_address_taken.
22064 (get_asm_expr_operands): Likewise.
22065 (get_expr_operands): Likewise.
22066 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22067 (free_stmt_operands): Do not free it.
22068 * tree-ssa.c (delete_tree_ssa): Likewise.
22069 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22071 2009-04-16 Richard Guenther <rguenther@suse.de>
22073 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22074 (walk_stmt_load_store_ops): Likewise.
22075 * gimple.c (get_base_loadstore): New function.
22076 (walk_stmt_load_store_addr_ops): Likewise.
22077 (walk_stmt_load_store_ops): Likewise.
22078 * ipa-pure-const.c (check_op): Simplify.
22079 (check_load, check_store): New functions.
22080 (check_stmt): Use walk_stmt_load_store_ops.
22081 * ipa-reference.c (mark_load): Adjust signature.
22082 (mark_store): Likewise.
22083 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22085 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22087 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22088 (plugin_info): New.
22089 * opts.c (common_handle_option): Don't call print_version.
22090 * plugin.c (plugin_name_args): Add version.
22091 (register_plugin_info): New.
22092 (register_callback): Handle PLUGIN_INFO.
22093 (try_init_one_plugin): New.
22094 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22096 (finalize_one_plugin): New.
22097 (finalize_plugins): New.
22098 (print_one_plugin): New.
22099 (print_plugins_versions): New.
22100 * plugin.h (print_plugins_versions): New.
22101 (finalize_plugins): New.
22102 * toplev.c (compile_file): Don't call initialize_plugins.
22103 (print_version): Call print_plugins_versions.
22104 (toplev_main): Call initialize_plugins. Print version if needed.
22105 Call finalize_plugins.
22107 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22109 * common.opt (fversion): New.
22110 * gcc.c (print_version): New.
22111 (process_command): Don't print the version. Just set print_version.
22112 (main): Print version. Call subprocesses if print_version and
22113 verbose_flag are set.
22114 * opts.c (common_handle_option): Handle OPT_fversion.
22116 2009-04-16 Richard Guenther <rguenther@suse.de>
22117 Ira Rosen <irar@il.ibm.com>
22119 PR tree-optimization/39698
22120 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22121 type of the reduction variable. Only generate the def if
22124 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22125 make sure to first convert to an integer of the same precision.
22126 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22127 the type of the evolution correctly in computing the new
22128 induction variable base.
22130 2009-04-16 Richard Guenther <rguenther@suse.de>
22132 PR middle-end/39625
22133 * tree-cfg.c (make_blocks): Split statements with to-be
22134 abnormal SSA names on the lhs.
22136 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22138 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22139 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22140 * c-typeck.c (really_start_incremental_init): Likewise.
22141 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22142 (TARGET_INITIALIZER): Remove it.
22143 * target.h (struct target): Remove vector_opaque_p.
22144 * tree.c (build_opaque_vector_type): New.
22145 * tree.h (TYPE_VECTOR_OPAQUE): New.
22146 (build_opaque_vector_type): Declare.
22147 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22148 * config/rs6000/rs6000.c (build_opaque_vector_type,
22149 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22150 (rs6000_init_builtins): Use build_opaque_vector_type for
22151 opaque_V4SI_type_node.
22153 2009-04-15 Catherine Moore <clm@codesourcery.com>
22155 * debug.h (set_name): Declare.
22156 * dwarf2out.c (dwarf2out_set_name): Declare.
22157 (dwarf2_debug_hooks): Add set_name.
22158 (find_AT_string): New.
22159 (add_AT_string): Call find_AT_string.
22160 (dwarf2out_set_name): New.
22161 * cp/decl.c (grokdeclarator): Call set_name.
22162 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22163 * debug.c (do_nothing_debug_hooks): Likewise.
22164 * dbxout.c (dbx_debug_hooks): Likewise.
22165 * sdbout.c (sdb_debug_hooks): Likewise.
22167 2009-04-15 Michael Eager <eager@eagercon.com>
22169 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22170 reg for single-precision FPU.
22171 * config/rs6000/rs6000.md (movsi_internal1): Only for
22172 !TARGET_SINGLE_FPU.
22173 (movsi_internal1_single): New. Add pattern to move SI values to/from
22174 single-precision FP regs.
22176 2009-04-15 Richard Guenther <rguenther@suse.de>
22178 * omp-low.c (lower_rec_input_clauses): Build correct address
22180 (expand_omp_for_generic): Fix multiplication type.
22181 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22182 (generate_memset_zero): Fix types.
22183 * tree-profile.c (prepare_instrumented_value): Correctly
22186 2009-04-15 Ian Lance Taylor <iant@google.com>
22188 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22189 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22190 for -Wall and for -Wc++-compat.
22191 (c_common_post_options): For C++, set warn_enum_compare if not
22193 * c-tree.h (struct c_expr): Add field original_type.
22194 (build_external_ref): Update declaration.
22195 * c-parser.c (c_parser_braced_init): Set original_type.
22196 (c_parser_initelt): Likewise.
22197 (c_parser_expr_no_commas): Likewise.
22198 (c_parser_conditional_expression): Likewise.
22199 (c_parser_cast_expression): Likewise.
22200 (c_parser_unary_expression): Likewise. Pull setting of
22201 original_code to top of function.
22202 (c_parser_sizeof_expression): Set original_type.
22203 (c_parser_alignof_expression): Likewise.
22204 (c_parser_postfix_expression): Likewise. Pull setting of
22205 original_code to top of function.
22206 (c_parser_postfix_expression_after_paren_type): Set original_type.
22207 (c_parser_postfix_expression_after_primary): Likewise.
22208 (c_parser_expression): Likewise.
22209 * c-typeck.c (build_external_ref): Add type parameter. Change all
22211 (c_expr_sizeof_expr): Set original_type field.
22212 (parser_build_unary_op): Likewise.
22213 (parser_build_binary_op): Likewise. Optionally warn about
22214 comparisons of enums of different types.
22215 (digest_init): Set original_type field.
22216 (really_start_incremental_init): Likewise.
22217 (push_init_level, pop_init_level): Likewise.
22218 * doc/invoke.texi (Warning Options): -Wenum-compare now
22221 2009-04-15 Richard Guenther <rguenther@suse.de>
22223 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22224 out a necessary conversion.
22225 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22226 names we didn't value number.
22227 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22229 2009-04-15 Richard Guenther <rguenther@suse.de>
22231 PR tree-optimization/39764
22232 * tree-ssa-ccp.c (get_value): Canonicalize value with
22233 canonicalize_float_value.
22235 2009-04-15 Jan Hubicka <jh@suse.cz>
22237 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22238 Wrong version of patch.
22240 2009-04-15 Jan Hubicka <jh@suse.cz>
22242 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22244 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22246 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22247 our distinct integral and vector types.
22249 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22251 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22252 * init.c (build_vtbl_address): Remove call to assemble_external.
22254 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22256 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22257 output for other floating point modes.
22259 2009-04-14 Diego Novillo <dnovillo@google.com>
22261 * diagnostic.c (diagnostic_report_diagnostic): Do not
22262 warn about loaded plugins for DK_ERROR and DK_WARNING.
22263 * c-decl.c (declspecs_add_type): Move call to
22264 invoke_plugin_callbacks ...
22265 * c-parser.c (c_parser_declspecs): ... here.
22266 * plugin.c (dump_active_plugins): Tidy output.
22268 2009-04-14 Diego Novillo <dnovillo@google.com>
22269 Le-Chun Wu <lcwu@google.com>
22271 * configure.ac: Add --enable-plugin support.
22272 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22273 * Makefile.in (PLUGIN_H): Define.
22274 Export ENABLE_PLUGIN and GMPINC to site.exp.
22275 Add PLUGINLIBS to link command.
22276 Add/modify dependencies for plugin.o and files including plugin.h.
22278 * config.in: Regenerate.
22280 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22283 2009-04-14 Le-Chun Wu <lcwu@google.com>
22285 * tree-pass.h (register_one_dump_file): Add a prototype for
22286 register_one_dump_file.
22287 * toplev.c (compile_file): Call initialize_plugins.
22288 (do_compile): Call invoke_plugin_callbacks.
22289 (toplev_main): Call invoke_plugin_callbacks.
22290 * common.opt: Add -fplugin= and -fplugin-arg-.
22291 * gcc-plugin.h: New public header file for plugins to include.
22292 * plugin.c: New source file.
22293 * plugin.h: New internal header file.
22294 * passes.c (register_one_dump_file): Make it external.
22296 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22298 2009-04-14 Diego Novillo <dnovillo@google.com>
22300 * doc/plugins.texi: New.
22301 * doc/gccint.texi: Add reference to Plugins chapter.
22302 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22303 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22304 loaded plugins, if any.
22305 * timevar.def (TV_PLUGIN_INIT): Define.
22306 (TV_PLUGIN_RUN): Define.
22307 * plugin.c: Include timevar.h
22308 (plugins_active_p): New.
22309 (dump_active_plugins): New.
22310 (debug_active_plugins): New.
22312 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22314 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22316 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22318 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22320 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22321 the same as a minus without a shift.
22323 2009-04-14 Nick Clifton <nickc@redhat.com>
22325 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22326 comparisons with small integers will always produce a short
22329 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22332 2008-12-19 Diego Novillo <dnovillo@google.com>
22334 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22336 2009-04-14 Richard Guenther <rguenther@suse.de>
22338 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22340 (verify_gimple_assign_binary): Likewise. Handle shifts and
22342 (verify_gimple_phi): Print the mismatched argument position.
22343 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22345 (vect_update_init_of_dr): Likewise.
22346 * matrix-reorg.c (transform_access_sites): Do what the
22348 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22350 2009-04-13 Michael Eager <eager@eagercon.com>
22352 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22353 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22354 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22355 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22356 remove duplicate config
22358 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22360 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22361 file_name:line_number type locator of the call site.
22363 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22365 * genautomata.c: Put blank after comma.
22366 (automaton_decls): New.
22367 (struct unit_usage): Add comments to member next.
22368 (store_alt_unit_usage): Keep the list ordered.
22369 (unit_present_on_list_p, equal_alternatives_p): New.
22370 (check_regexp_units_distribution): Check units distribution
22371 correctness correctly.
22372 (main): Don't write automata if error is found. Return correct
22375 * config/m68k/cf.md (cfv4_ds): Remove.
22376 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22377 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22379 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22380 power4-load-ext, power4-store, power4-store-update,
22381 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22382 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22383 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22384 power4-sqrt, power4-isync): Modify reservation to make correct
22385 unit distribution to automata.
22387 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22388 power5-store-update, power5-two, power5-three, power5-lmul,
22389 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22391 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22393 * except.c (pass_set_nothrow_function_flags): Set name and add
22395 (set_nothrow_function_flags): Mention in the dump file when
22396 changing a function to nothrow.
22398 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22401 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22402 instead of unsigned long.
22404 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22406 * config/arm/arm.c (return_used_this_function): Remove.
22407 (arm_output_function_prologue): Remove use of
22408 return_used_this_function.
22409 (output_return_instruction): Replace use of
22410 return_used_this_function
22411 by cfun->machine->return_used_this_function.
22412 (arm_output_epilogue): Likewise.
22413 (arm_output_function_epilogue): Likewise.
22414 (thumb_unexpanded_epilogue): Likewise.
22415 * config/arm/arm.h (struct machine_function):
22416 New member return_used_this_function.
22418 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22420 * doc/install.texi: Correct description of default directory for
22421 --with-gxx-include-dir.
22423 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22425 * fold-const.c (build_range_check): Properly deal with enumeral and
22426 boolean base types.
22428 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22430 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22431 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22432 * params.h (MAX_GCSE_PASSES): Remove.
22433 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22434 in sequence. Remove ability to run multiple passes.
22435 (bypass_jumps): Report run as third CPROP pass.
22437 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22439 PR middle-end/39651
22440 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22441 when deciding whether the whole SEQUENCE can throw.
22443 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22446 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22447 offseted label references.
22449 2009-04-11 Jan Hubicka <jh@suse.cz>
22451 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22453 2009-04-11 Richard Guenther <rguenther@suse.de>
22455 PR middle-end/39732
22456 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22457 return variables as TREE_ADDRESSABLE.
22459 2009-04-11 Richard Guenther <rguenther@suse.de>
22461 PR tree-optimization/39713
22462 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22463 reference trees have SSA_NAME operands.
22465 2009-04-11 Richard Guenther <rguenther@suse.de>
22468 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22469 address expressions.
22471 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22473 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22474 match changes in Cygwin 1.7
22475 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22476 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22478 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22480 PR tree-optimization/39701
22481 * doc/invoke.texi (Optimization Options): Document change in
22482 meaning and initialization of -fdelete-null-pointer-checks.
22484 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22486 PR middle-end/39701
22487 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22489 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22492 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22494 2009-04-10 Chao-ying Fu <fu@mips.com>
22496 * doc/tm.texi (Instruction Output): Document
22497 TARGET_ASM_FINAL_POSTSCAN_INSN.
22498 * target.h (final_postscan_insn): New field in asm_out.
22499 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22500 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22501 * final.c (final_scan_insn): Call
22502 targetm.asm_out.final_postscan_insn after outputting
22503 an asm macro and a normal instruction.
22505 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22506 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22507 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22508 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22509 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22511 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22513 PR middle-end/39701
22514 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22515 variables as non-NULL even with -fdelete-null-pointer-checks.
22517 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22519 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22521 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22524 * config/i386/i386.c (classify_argument): Handle SCmode with
22525 (bit_offset % 64) != 0.
22527 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22529 * doc/invoke.texi (Optimize Options): Add cross-reference to
22530 -Q --help=optimizers examples.
22532 2009-04-10 Ben Elliston <bje@au.ibm.com>
22535 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22536 regalign for the reg == fpr and TDmode case.
22538 2009-04-09 David Ayers <ayers@fsfe.org>
22541 * objc/objc-act.c (warn_with_method): Remove helper function.
22542 (check_duplicates): Call warning and inform directly.
22543 (really_start_method): Likewise.
22545 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22547 * expmed.c (expand_divmod): Always use a comparison for a division
22548 by a large unsigned integer.
22550 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22551 for things others than variables or functions as nonzero.
22553 2009-04-09 Nick Clifton <nickc@redhat.com>
22555 * unwind-compat.c: Change copyright header to refer to version
22556 3 of the GNU General Public License with version 3.1 of the
22557 GCC Runtime Library Exception and to point readers at the
22558 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22559 * config/alpha/crtfastmath.c: Likewise.
22560 * config/alpha/linux-unwind.h: Likewise.
22561 * config/alpha/qrnnd.asm: Likewise.
22562 * config/alpha/vms-crt0-64.c: Likewise.
22563 * config/alpha/vms-crt0.c: Likewise.
22564 * config/alpha/vms-dwarf2.asm: Likewise.
22565 * config/alpha/vms-dwarf2eh.asm: Likewise.
22566 * config/alpha/vms-psxcrt0-64.c: Likewise.
22567 * config/alpha/vms-psxcrt0.c: Likewise.
22568 * config/alpha/vms_tramp.asm: Likewise.
22569 * config/arc/initfini.c: Likewise.
22570 * config/arc/lib1funcs.asm: Likewise.
22571 * config/arm/bpabi-v6m.S: Likewise.
22572 * config/arm/bpabi.S: Likewise.
22573 * config/arm/bpabi.c: Likewise.
22574 * config/arm/crti.asm: Likewise.
22575 * config/arm/crtn.asm: Likewise.
22576 * config/arm/ieee754-df.S: Likewise.
22577 * config/arm/ieee754-sf.S: Likewise.
22578 * config/arm/lib1funcs.asm: Likewise.
22579 * config/arm/libunwind.S: Likewise.
22580 * config/arm/linux-atomic.c: Likewise.
22581 * config/arm/mmintrin.h: Likewise.
22582 * config/arm/pr-support.c: Likewise.
22583 * config/arm/unaligned-funcs.c: Likewise.
22584 * config/arm/unwind-arm.c: Likewise.
22585 * config/arm/unwind-arm.h: Likewise.
22586 * config/avr/libgcc.S: Likewise.
22587 * config/bfin/crti.s: Likewise.
22588 * config/bfin/crtlibid.s: Likewise.
22589 * config/bfin/crtn.s: Likewise.
22590 * config/bfin/lib1funcs.asm: Likewise.
22591 * config/bfin/linux-unwind.h: Likewise.
22592 * config/cris/arit.c: Likewise.
22593 * config/cris/cris_abi_symbol.c: Likewise.
22594 * config/darwin-64.c: Likewise.
22595 * config/darwin-crt2.c: Likewise.
22596 * config/darwin-crt3.c: Likewise.
22597 * config/darwin.h: Likewise.
22598 * config/dbxelf.h: Likewise.
22599 * config/dfp-bit.c: Likewise.
22600 * config/dfp-bit.h: Likewise.
22601 * config/elfos.h: Likewise.
22602 * config/fixed-bit.c: Likewise.
22603 * config/fixed-bit.h: Likewise.
22604 * config/fp-bit.c: Likewise.
22605 * config/fp-bit.h: Likewise.
22606 * config/fr30/crti.asm: Likewise.
22607 * config/fr30/crtn.asm: Likewise.
22608 * config/fr30/lib1funcs.asm: Likewise.
22609 * config/freebsd-spec.h: Likewise.
22610 * config/frv/cmovd.c: Likewise.
22611 * config/frv/cmovh.c: Likewise.
22612 * config/frv/cmovw.c: Likewise.
22613 * config/frv/frvbegin.c: Likewise.
22614 * config/frv/frvend.c: Likewise.
22615 * config/frv/lib1funcs.asm: Likewise.
22616 * config/glibc-stdint.h: Likewise.
22617 * config/h8300/clzhi2.c: Likewise.
22618 * config/h8300/crti.asm: Likewise.
22619 * config/h8300/crtn.asm: Likewise.
22620 * config/h8300/ctzhi2.c: Likewise.
22621 * config/h8300/fixunssfsi.c: Likewise.
22622 * config/h8300/lib1funcs.asm: Likewise.
22623 * config/h8300/parityhi2.c: Likewise.
22624 * config/h8300/popcounthi2.c: Likewise.
22625 * config/i386/ammintrin.h: Likewise.
22626 * config/i386/att.h: Likewise.
22627 * config/i386/avxintrin.h: Likewise.
22628 * config/i386/biarch64.h: Likewise.
22629 * config/i386/bmmintrin.h: Likewise.
22630 * config/i386/cpuid.h: Likewise.
22631 * config/i386/cross-stdarg.h: Likewise.
22632 * config/i386/crtfastmath.c: Likewise.
22633 * config/i386/crtprec.c: Likewise.
22634 * config/i386/cygming-crtbegin.c: Likewise.
22635 * config/i386/cygming-crtend.c: Likewise.
22636 * config/i386/cygwin.asm: Likewise.
22637 * config/i386/emmintrin.h: Likewise.
22638 * config/i386/gmm_malloc.h: Likewise.
22639 * config/i386/gthr-win32.c: Likewise.
22640 * config/i386/i386.h: Likewise.
22641 * config/i386/immintrin.h: Likewise.
22642 * config/i386/linux-unwind.h: Likewise.
22643 * config/i386/linux64.h: Likewise.
22644 * config/i386/mm3dnow.h: Likewise.
22645 * config/i386/mmintrin-common.h: Likewise.
22646 * config/i386/mmintrin.h: Likewise.
22647 * config/i386/nmmintrin.h: Likewise.
22648 * config/i386/pmm_malloc.h: Likewise.
22649 * config/i386/pmmintrin.h: Likewise.
22650 * config/i386/smmintrin.h: Likewise.
22651 * config/i386/sol2-c1.asm: Likewise.
22652 * config/i386/sol2-ci.asm: Likewise.
22653 * config/i386/sol2-cn.asm: Likewise.
22654 * config/i386/sol2-gc1.asm: Likewise.
22655 * config/i386/tmmintrin.h: Likewise.
22656 * config/i386/unix.h: Likewise.
22657 * config/i386/w32-unwind.h: Likewise.
22658 * config/i386/wmmintrin.h: Likewise.
22659 * config/i386/x86-64.h: Likewise.
22660 * config/i386/x86intrin.h: Likewise.
22661 * config/i386/xmmintrin.h: Likewise.
22662 * config/ia64/crtbegin.asm: Likewise.
22663 * config/ia64/crtend.asm: Likewise.
22664 * config/ia64/crtfastmath.c: Likewise.
22665 * config/ia64/crti.asm: Likewise.
22666 * config/ia64/crtn.asm: Likewise.
22667 * config/ia64/fde-glibc.c: Likewise.
22668 * config/ia64/lib1funcs.asm: Likewise.
22669 * config/ia64/linux-unwind.h: Likewise.
22670 * config/ia64/quadlib.c: Likewise.
22671 * config/ia64/unwind-ia64.c: Likewise.
22672 * config/linux.h: Likewise.
22673 * config/m32c/m32c-lib1.S: Likewise.
22674 * config/m32c/m32c-lib2-trapv.c: Likewise.
22675 * config/m32c/m32c-lib2.c: Likewise.
22676 * config/m32r/initfini.c: Likewise.
22677 * config/m68hc11/larith.asm: Likewise.
22678 * config/m68hc11/m68hc11-crt0.S: Likewise.
22679 * config/m68k/cf.md: Likewise.
22680 * config/m68k/crti.s: Likewise.
22681 * config/m68k/crtn.s: Likewise.
22682 * config/m68k/lb1sf68.asm: Likewise.
22683 * config/m68k/linux-unwind.h: Likewise.
22684 * config/mcore/crti.asm: Likewise.
22685 * config/mcore/crtn.asm: Likewise.
22686 * config/mcore/lib1.asm: Likewise.
22687 * config/mips/linux-unwind.h: Likewise.
22688 * config/mips/loongson.h: Likewise.
22689 * config/mips/mips16.S: Likewise.
22690 * config/mmix/crti.asm: Likewise.
22691 * config/mmix/crtn.asm: Likewise.
22692 * config/pa/fptr.c: Likewise.
22693 * config/pa/hpux-unwind.h: Likewise.
22694 * config/pa/lib2funcs.asm: Likewise.
22695 * config/pa/linux-atomic.c: Likewise.
22696 * config/pa/linux-unwind.h: Likewise.
22697 * config/pa/milli64.S: Likewise.
22698 * config/pa/quadlib.c: Likewise.
22699 * config/pa/stublib.c: Likewise.
22700 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22701 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22702 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22703 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22704 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22705 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22706 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22707 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22708 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22709 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22710 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22711 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22712 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22713 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22714 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22715 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22716 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22717 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22718 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22719 * config/rs6000/750cl.h: Likewise.
22720 * config/rs6000/altivec.h: Likewise.
22721 * config/rs6000/biarch64.h: Likewise.
22722 * config/rs6000/crtresfpr.asm: Likewise.
22723 * config/rs6000/crtresgpr.asm: Likewise.
22724 * config/rs6000/crtresxfpr.asm: Likewise.
22725 * config/rs6000/crtresxgpr.asm: Likewise.
22726 * config/rs6000/crtsavfpr.asm: Likewise.
22727 * config/rs6000/crtsavgpr.asm: Likewise.
22728 * config/rs6000/darwin-asm.h: Likewise.
22729 * config/rs6000/darwin-fallback.c: Likewise.
22730 * config/rs6000/darwin-fpsave.asm: Likewise.
22731 * config/rs6000/darwin-ldouble.c: Likewise.
22732 * config/rs6000/darwin-tramp.asm: Likewise.
22733 * config/rs6000/darwin-unwind.h: Likewise.
22734 * config/rs6000/darwin-vecsave.asm: Likewise.
22735 * config/rs6000/darwin-world.asm: Likewise.
22736 * config/rs6000/e500crtres32gpr.asm: Likewise.
22737 * config/rs6000/e500crtres64gpr.asm: Likewise.
22738 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22739 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22740 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22741 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22742 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22743 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22744 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22745 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22746 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22747 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22748 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22749 * config/rs6000/eabi-ci.asm: Likewise.
22750 * config/rs6000/eabi-cn.asm: Likewise.
22751 * config/rs6000/eabi.asm: Likewise.
22752 * config/rs6000/linux-unwind.h: Likewise.
22753 * config/rs6000/linux64.h: Likewise.
22754 * config/rs6000/paired.h: Likewise.
22755 * config/rs6000/paired.md: Likewise.
22756 * config/rs6000/ppc64-fp.c: Likewise.
22757 * config/rs6000/ppu_intrinsics.h: Likewise.
22758 * config/rs6000/rs6000.h: Likewise.
22759 * config/rs6000/si2vmx.h: Likewise.
22760 * config/rs6000/sol-ci.asm: Likewise.
22761 * config/rs6000/sol-cn.asm: Likewise.
22762 * config/rs6000/spe.h: Likewise.
22763 * config/rs6000/spu2vmx.h: Likewise.
22764 * config/rs6000/sysv4.h: Likewise.
22765 * config/rs6000/tramp.asm: Likewise.
22766 * config/rs6000/vec_types.h: Likewise.
22767 * config/s390/linux-unwind.h: Likewise.
22768 * config/s390/tpf-unwind.h: Likewise.
22769 * config/score/crti.asm: Likewise.
22770 * config/score/crtn.asm: Likewise.
22771 * config/sh/crt1.asm: Likewise.
22772 * config/sh/crti.asm: Likewise.
22773 * config/sh/crtn.asm: Likewise.
22774 * config/sh/divtab-sh4-300.c: Likewise.
22775 * config/sh/divtab-sh4.c: Likewise.
22776 * config/sh/divtab.c: Likewise.
22777 * config/sh/lib1funcs-4-300.asm: Likewise.
22778 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22779 * config/sh/lib1funcs.asm: Likewise.
22780 * config/sh/lib1funcs.h: Likewise.
22781 * config/sh/linux-atomic.asm: Likewise.
22782 * config/sh/linux-unwind.h: Likewise.
22783 * config/sh/shmedia.h: Likewise.
22784 * config/sh/sshmedia.h: Likewise.
22785 * config/sh/ushmedia.h: Likewise.
22786 * config/sparc/crtfastmath.c: Likewise.
22787 * config/sparc/linux-unwind.h: Likewise.
22788 * config/sparc/sol2-c1.asm: Likewise.
22789 * config/sparc/sol2-ci.asm: Likewise.
22790 * config/sparc/sol2-cn.asm: Likewise.
22791 * config/spu/divmodti4.c: Likewise.
22792 * config/spu/divv2df3.c: Likewise.
22793 * config/spu/float_disf.c: Likewise.
22794 * config/spu/float_unsdidf.c: Likewise.
22795 * config/spu/float_unsdisf.c: Likewise.
22796 * config/spu/float_unssidf.c: Likewise.
22797 * config/spu/mfc_multi_tag_release.c: Likewise.
22798 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22799 * config/spu/mfc_tag_release.c: Likewise.
22800 * config/spu/mfc_tag_reserve.c: Likewise.
22801 * config/spu/mfc_tag_table.c: Likewise.
22802 * config/spu/multi3.c: Likewise.
22803 * config/spu/spu_internals.h: Likewise.
22804 * config/spu/spu_intrinsics.h: Likewise.
22805 * config/spu/spu_mfcio.h: Likewise.
22806 * config/spu/vec_types.h: Likewise.
22807 * config/spu/vmx2spu.h: Likewise.
22808 * config/stormy16/stormy16-lib2.c: Likewise.
22809 * config/svr4.h: Likewise.
22810 * config/sync.c: Likewise.
22811 * config/v850/lib1funcs.asm: Likewise.
22812 * config/vxlib-tls.c: Likewise.
22813 * config/vxlib.c: Likewise.
22814 * config/vxworks-dummy.h: Likewise.
22815 * config/xtensa/crti.asm: Likewise.
22816 * config/xtensa/crtn.asm: Likewise.
22817 * config/xtensa/ieee754-df.S: Likewise.
22818 * config/xtensa/ieee754-sf.S: Likewise.
22819 * config/xtensa/lib1funcs.asm: Likewise.
22820 * config/xtensa/lib2funcs.S: Likewise.
22821 * config/xtensa/linux-unwind.h: Likewise.
22822 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22823 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22824 * coretypes.h: Likewise.
22825 * crtstuff.c: Likewise.
22826 * defaults.h: Likewise.
22827 * dwarf2.h: Likewise.
22828 * emutls.c: Likewise.
22829 * gbl-ctors.h: Likewise.
22830 * gcov-io.h: Likewise.
22831 * ginclude/float.h: Likewise.
22832 * ginclude/iso646.h: Likewise.
22833 * ginclude/stdarg.h: Likewise.
22834 * ginclude/stdbool.h: Likewise.
22835 * ginclude/stddef.h: Likewise.
22836 * ginclude/stdfix.h: Likewise.
22837 * ginclude/stdint-gcc.h: Likewise.
22838 * ginclude/tgmath.h: Likewise.
22839 * gthr-aix.h: Likewise.
22840 * gthr-dce.h: Likewise.
22841 * gthr-gnat.c: Likewise.
22842 * gthr-gnat.h: Likewise.
22843 * gthr-lynx.h: Likewise.
22844 * gthr-mipssde.h: Likewise.
22845 * gthr-nks.h: Likewise.
22846 * gthr-posix.c: Likewise.
22847 * gthr-posix.h: Likewise.
22848 * gthr-posix95.h: Likewise.
22849 * gthr-rtems.h: Likewise.
22850 * gthr-single.h: Likewise.
22851 * gthr-solaris.h: Likewise.
22852 * gthr-tpf.h: Likewise.
22853 * gthr-vxworks.h: Likewise.
22854 * gthr-win32.h: Likewise.
22855 * gthr.h: Likewise.
22856 * libgcc2.c: Likewise.
22857 * libgcc2.h: Likewise.
22858 * libgcov.c: Likewise.
22859 * tsystem.h: Likewise.
22860 * typeclass.h: Likewise.
22861 * unwind-c.c: Likewise.
22862 * unwind-compat.h: Likewise.
22863 * unwind-dw2-fde-compat.c: Likewise.
22864 * unwind-dw2-fde-darwin.c: Likewise.
22865 * unwind-dw2-fde-glibc.c: Likewise.
22866 * unwind-dw2-fde.c: Likewise.
22867 * unwind-dw2-fde.h: Likewise.
22868 * unwind-dw2.c: Likewise.
22869 * unwind-dw2.h: Likewise.
22870 * unwind-generic.h: Likewise.
22871 * unwind-pe.h: Likewise.
22872 * unwind-sjlj.c: Likewise.
22873 * unwind.inc: Likewise.
22874 * config/arm/neon-gen.ml: Change generated copyright header to
22875 refer to version 3 of the GNU General Public License with
22876 version 3.1 of the GCC Runtime Library Exception and to point
22877 readers at the COPYING3 and COPYING3.RUNTIME files and the
22878 FSF's license web page.
22879 * config/arm/arm_neon.h: Regenerate.
22881 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22883 * config/cris/cris.md: Change copyright header to refer to version
22884 3 of the GNU General Public License.
22885 * doc/install.texi2html: Change copyright header to refer to version
22886 3 of the GNU General Public License and to point readers at the
22887 COPYING3 file and the FSF's license web page.
22888 * config/vax/linux.h: Likewise.
22890 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22892 * config/i386/i386.md (cmpcc): New.
22893 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22894 (sync_compare_and_swap_cc*): Delete.
22896 * config/s390/s390.c (s390_compare_emitted): Remove.
22897 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22898 s390_compare_emitted used to be handled. Assert that modes match.
22899 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22900 refer to sync_compare_and_swap_ccsi.
22901 * config/s390/s390.h (s390_compare_emitted): Remove.
22902 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22903 instead of s390_compare_emitted.
22904 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22905 instead of s390_compare_emitted.
22906 * config/s390/s390.md (cmpcc): New.
22907 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22908 CC_REGNUM, do not pretend it's set.
22909 (sync_compare_and_swap_cc*): Delete.
22910 * config/s390/predicates.md (cc_reg_operand): New.
22912 * expr.c (sync_compare_and_swap_cc): Delete.
22913 * optabs.h (sync_compare_and_swap_cc): Delete.
22914 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22915 is being used with can_compare_p.
22916 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22917 (find_cc_set): New.
22918 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22919 look for a MODE_CC set instead. Use emit_store_flag.
22920 (expand_compare_and_swap_loop): Likewise, with some additional
22921 complication to avoid a force_reg when useless. Use
22922 emit_cmp_and_jump_insns.
22923 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22924 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22925 sync_compare_and_swap documentation.
22927 2009-04-09 Jan Hubicka <jh@suse.cz>
22929 * except.c (find_prev_try): Break out from ....
22930 (duplicate_eh_regions): ... here; properly update prev_try pointers
22931 when duplication part of tree.
22932 (dump_eh_tree): Improve dumping.
22933 (verify_eh_region): New.
22934 (verify_eh_tree): Use it.
22936 2009-04-06 Richard Guenther <rguenther@suse.de>
22938 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22939 &ARRAY addresses by adjusting their types and prepending
22941 * tree-cfg.c (verify_gimple_assign_single): Verify that
22942 addresses are correct.
22944 2009-04-09 Richard Guenther <rguenther@suse.de>
22946 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22947 indices into an array reference if possible.
22948 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22949 Fold POINTER_PLUS_EXPR statements with invariant address.
22951 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22954 * config.gcc (powerpc64-*-linux*): Always build biarch.
22956 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22959 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22960 it and pedwarn if this results in an INTEGER_CST.
22962 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22964 * doc/install.texi: Update minimum GMP version. Remove obsolete
22965 text in MPFR section.
22967 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22969 * dwarf2out.c (class_scope_p): New static inline.
22970 (class_or_namespace_scope_p): Use it.
22971 (gen_variable_die): Use DW_TAG_member tag for static data member
22972 declarations instead of DW_TAG_variable.
22974 PR middle-end/39573
22975 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22978 2009-04-08 Richard Guenther <rguenther@suse.de>
22980 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22981 valueize random data.
22983 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22985 * config.gcc (aix tm_file): Add aix-stdint.h.
22986 (aix tm clause use_gcc_stdint): Set to wrap.
22987 * config/rs6000/aix-stdint.h: New file.
22989 2009-04-08 Richard Guenther <rguenther@suse.de>
22991 PR middle-end/36291
22992 * tree-dfa.c (add_referenced_var): Do not recurse into
22993 global initializers.
22994 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22996 (fold_const_aggregate_ref): Likewise.
22998 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23000 * recog.c (ordered_comparison_operator): New.
23001 * gensupport.c (std_preds): Add it.
23002 * doc/md.texi (Machine-Independent Predicates): Document it.
23004 2009-04-08 Jan Hubicka <jh@suse.cz>
23006 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23007 * function.h (rtl_eh): Remove exception_handler_label_map.
23008 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23009 remove_exception_handler_label, for_each_eh_label_1): Remove.
23010 (rtl_remove_unreachable_regions): Remove.
23011 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23012 (find_exception_handler_labels): Don't build the hashtable.
23013 (maybe_remove_eh_handler): Remove.
23014 (for_each_eh_label): Rewrite to walk the tree.
23015 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23016 * except.h (maybe_remove_eh_handler): Remove.
23017 * passes.c (init_optimization_passes): Schedule second EH cleanup
23019 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23020 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23022 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23024 * genoutput.c (validate_optab_operands): New.
23025 (gen_insn, gen_expand): Call it.
23027 * genflags.c (gen_insn): Detect misused iterators.
23028 (main): Pass line_no to gen_insn, exit with status 1 on error.
23030 * genextract.c (line_no): Make global.
23031 (VEC_safe_set_locstr): Change assertion to error message.
23032 (main): Exit with status 1 on error.
23034 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23038 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23039 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23040 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23041 * c-convert.c (convert): Do not call fold on results of conversion
23042 functions when the result is a C_MAYBE_CONST_EXPR.
23043 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23044 of __builtin_choose_expr.
23045 * c-typeck.c (remove_c_maybe_const_expr): New.
23046 (build_unary_op, build_conditional_expr, build_compound_expr,
23047 build_binary_op, c_objc_common_truthvalue_conversion): Call
23048 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23051 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23053 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23054 CODE to produce a new one. Add a prototype to use fold_convert_const
23056 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23059 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23060 mix declarations and code.
23062 2009-04-08 Ben Elliston <bje@au.ibm.com>
23064 * gcc.c: Replace `CC' with `GCC' throughout.
23066 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23068 * doc/invoke.texi: Document Atom support.
23070 2009-04-07 Jason Merrill <jason@redhat.com>
23073 * c-common.h, c-common.c: Add flag_pretty_templates.
23074 * c-opts.c (c_common_handle_option): Set it.
23075 * c.opt: Add -fno-pretty-templates.
23076 * doc/invoke.texi (C++ Dialect Options): Likewise.
23078 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23080 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23081 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23082 (ia64_expand_builtin): Likewise.
23084 2009-04-07 Martin Jambor <mjambor@suse.cz>
23086 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23087 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23088 ADDR_EXPRS are include too.
23090 2009-04-07 Richard Guenther <rguenther@suse.de>
23092 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23093 decls are only used if passes as parameters or if they are
23094 local statics and the call is not to a builtin.
23095 (call_may_clobber_ref_p_1): Likewise.
23097 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23099 * expr.c (do_store_flag): Remove last argument. Simplify code
23100 to avoid duplication of tests already done by can_compare_p.
23101 (expand_expr_real_1): Adjust caller.
23103 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23105 * optabs.c (can_compare_p): Test the predicate of a
23106 cbranch and cstore pattern.
23108 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23110 * expr.c (convert_move): Use emit_store_flag instead of
23113 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23115 * config/i386/i386.c (ix86_compare_emitted): Remove.
23116 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23117 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23118 * config/i386/i386.h (ix86_compare_emitted): Remove.
23119 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23120 instead of ix86_compare_emitted.
23121 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23123 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23125 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23126 Add t-sysroot-suffix to tmake_file.
23127 * config/print-sysroot-suffix.sh: New file.
23128 * config/t-sysroot-suffix: New file.
23130 2009-04-07 Ben Elliston <bje@au.ibm.com>
23132 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23133 as the latter produces a warning when the target does not support
23136 2009-04-07 Ben Elliston <bje@au.ibm.com>
23138 * dfp.c: Replace type punning assignments with memcpy throughout.
23139 * Makefile.in (dfp.o-warn): Remove.
23141 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23144 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23145 Include soft-fp/t-softfp after rs6000/t-linux64.
23147 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23149 * stor-layout.c (set_sizetype): Use the full precision of their
23150 machine mode for bitsize types.
23152 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23154 * config/i386/i386.md: Revert 2 accidental checkins.
23156 2009-04-06 Joey Ye <joey.ye@intel.com>
23157 Xuepeng Guo <xuepeng.guo@intel.com>
23158 H.J. Lu <hongjiu.lu@intel.com>
23160 Atom pipeline model, tuning and insn selection.
23161 * config.gcc (atom): Add atom config options and target.
23163 * config/i386/atom.md: New.
23165 * config/i386/i386.c (atom_cost): New cost.
23166 (m_ATOM): New macro flag.
23167 (initial_ix86_tune_features): Set m_ATOM.
23168 (x86_accumulate_outgoing_args): Likewise.
23169 (x86_arch_always_fancy_math_387): Likewise.
23170 (processor_target): Add Atom cost.
23171 (cpu_names): Add Atom cpu name.
23172 (override_options): Set Atom ISA.
23173 (ix86_issue_rate): New case PROCESSOR_ATOM.
23174 (ix86_adjust_cost): Likewise.
23176 * config/i386/i386.h (TARGET_ATOM): New target macro.
23177 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23178 (TARGET_OPT_AGU): New target option.
23179 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23180 (processor_type): Add PROCESSOR_ATOM.
23182 * config/i386/i386.md (cpu): Add new value "atom".
23183 (use_carry, movu): New attr.
23184 (atom.md): Include atom.md.
23185 (adddi3_carry_rex64): Set attr "use_carry".
23186 (addqi3_carry): Likewise.
23187 (addhi3_carry): Likewise.
23188 (addsi3_carry): Likewise.
23189 (*addsi3_carry_zext): Likewise.
23190 (subdi3_carry_rex64): Likewise.
23191 (subqi3_carry): Likewise.
23192 (subhi3_carry): Likewise.
23193 (subsi3_carry): Likewise.
23194 (x86_movdicc_0_m1_rex64): Likewise.
23195 (*x86_movdicc_0_m1_se): Likewise.
23196 (x86_movsicc_0_m1): Likewise.
23197 (*x86_movsicc_0_m1_se): Likewise.
23198 (*adddi_1_rex64): Emit add insn as much as possible.
23199 (*addsi_1): Likewise.
23200 (return_internal): Set atom_unit.
23201 (return_internal_long): Likewise.
23202 (return_pop_internal): Likewise.
23203 (*rcpsf2_sse): Set atom_sse_attr attr.
23204 (*qrt<mode>2_sse): Likewise.
23205 (*prefetch_sse): Likewise.
23207 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23209 (ix86_target_macros_internal): Likewise.
23211 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23212 (*prefetch_sse_rex): Likewise.
23213 (sse_rcpv4sf2): Likewise.
23214 (sse_vmrcpv4sf2): Likewise.
23215 (sse_sqrtv4sf2): Likewise.
23216 (<sse>_vmsqrt<mode>2): Likewise.
23217 (sse_ldmxcsr): Likewise.
23218 (sse_stmxcsr): Likewise.
23219 (*sse_sfence): Likewise.
23220 (sse2_clflush): Likewise.
23221 (*sse2_mfence): Likewise.
23222 (*sse2_lfence): Likewise.
23223 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23224 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23225 (avx_movdqu<avxmodesuffix>): Likewise.
23226 (avx_lddqu<avxmodesuffix>): Likewise.
23227 (sse2_movntv2di): Change attr "type" to "ssemov".
23228 (sse2_movntsi): Likewise.
23229 (rsqrtv8sf2): Change attr "type" to "sseadd".
23230 (sse3_addsubv2df3): Set attr "atom_unit".
23231 (sse3_h<plusminus_insn>v4sf3): Likewise.
23232 (*sse2_pmaddwd): Likewise.
23233 (*vec_extractv2di_1_rex64): Likewise.
23234 (*vec_extractv2di_1_avx): Likewise.
23235 (sse2_psadbw): Likewise.
23236 (ssse3_phaddwv8hi3): Likewise.
23237 (ssse3_phaddwv4hi3): Likewise.
23238 (ssse3_phadddv4si3): Likewise.
23239 (ssse3_phadddv2si3): Likewise.
23240 (ssse3_phaddswv8hi3): Likewise.
23241 (ssse3_phaddswv4hi3): Likewise.
23242 (ssse3_phsubwv8hi3): Likewise.
23243 (ssse3_phsubwv4hi3): Likewise.
23244 (ssse3_phsubdv4si3): Likewise.
23245 (ssse3_phsubdv2si3): Likewise.
23246 (ssse3_phsubswv8hi3): Likewise.
23247 (ssse3_phsubswv4hi3): Likewise.
23248 (ssse3_pmaddubsw128): Likewise.
23249 (sse3_pmaddubsw: Likewise.
23250 (ssse3_palignrti): Likewise.
23251 (ssse3_palignrdi): Likewise.
23253 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23255 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23257 2009-04-06 Richard Guenther <rguenther@suse.de>
23259 PR tree-optimization/28868
23260 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23261 of which PHI results we inserted.
23262 (insert_into_preds_of_block): Record inserted PHIs.
23263 (eliminate): Eliminate redundant PHI nodes.
23264 (init_pre): Init inserted_phi_names.
23266 2009-04-06 Richard Guenther <rguenther@suse.de>
23268 PR tree-optimization/39643
23269 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23270 IMAGPART_EXPRs of complex constants.
23271 (execute_fold_all_builtins): If we folded a call queue
23272 TODO_update_address_taken.
23274 2009-04-06 Jan Hubicka <jh@suse.cz>
23276 PR middle-end/39659
23277 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23280 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23282 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23284 (ic_invalidate_array): Likewise.
23286 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23288 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23289 alignment for library calls.
23291 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23293 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23294 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23295 * config/i386/mingw-stdint.h: New file.
23297 2009-04-05 Richard Guenther <rguenther@suse.de>
23299 PR tree-optimization/39648
23300 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23301 our &A vs. &A[0] IL deficiencies.
23303 2009-04-04 Jan Hubicka <jh@suse.cz>
23305 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23306 removed toplevel regions.
23307 (sjlj_mark_call_sites): Likewise.
23309 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23311 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23312 (cygwin tm clause use_gcc_stdint): Set to wrap.
23313 * config/i386/cygwin-stdint.h: New file.
23315 2009-04-04 Richard Guenther <rguenther@suse.de>
23317 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23318 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23319 single-argument PHIs if we are in loop-closed SSA form.
23320 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23321 for the pre-condition.
23322 (slpeel_tree_peel_loop_to_edge): Likewise.
23323 (vect_build_loop_niters): Take an optional sequence to append stmts.
23324 (vect_generate_tmps_on_preheader): Likewise.
23325 (vect_do_peeling_for_loop_bound): Take extra guards for the
23327 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23328 the cost model check.
23329 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23330 guards if we are going to peel. Do not apply versioning in that case.
23331 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23332 (vect_do_peeling_for_loop_bound): Likewise.
23333 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23334 loop bound only record extra pre-conditions, do not apply loop
23337 2009-04-04 Richard Guenther <rguenther@suse.de>
23339 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23342 2009-04-04 Jan Hubicka <jh@suse.cz>
23344 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23345 last_basic_block for size of bb->index indexed array.
23346 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23347 compute_out, link_btr_uses, build_btr_def_use_webs,
23348 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23350 2009-04-04 Jan Hubicka <jh@suse.cz>
23352 * except.c (remove_eh_handler_and_replace): Break out from ...
23353 (remove_eh_handler): ... here.
23354 (bring_to_root): New function.
23355 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23356 handled ones, bring others to root of tree.
23358 2009-04-04 Jan Hubicka <jh@suse.cz>
23360 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23361 (all_phis_safe_to_merge): New function.
23362 (update_info): New structure.
23363 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23364 (cleanup_empty_eh): Update SSA if possible.
23366 2009-04-04 Richard Guenther <rguenther@suse.de>
23368 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23369 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23370 (append_vuse): Likewise.
23372 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23374 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23375 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23376 instead of REG_UNSAVED for DW_CFA_undefined.
23377 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23378 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23381 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23384 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23386 2009-04-04 Richard Guenther <rguenther@suse.de>
23388 PR tree-optimization/8781
23389 PR tree-optimization/37892
23390 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23391 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23392 (valueize_refs): Call it for *& valueizations.
23393 (shared_reference_ops_from_ref): Rename to ...
23394 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23395 (shared_reference_ops_from_call): Rename to ...
23396 (valueize_shared_reference_ops_from_call): ... this and valueize.
23397 (vn_reference_lookup): Update.
23398 (visit_reference_op_call): Likewise.
23399 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23400 (eliminate): Value-replace the call address in call statements.
23402 2009-04-04 Richard Guenther <rguenther@suse.de>
23404 PR tree-optimization/39636
23405 * tree-ssa-forwprop.c
23406 (forward_propagate_addr_into_variable_array_index): Check for
23407 GIMPLE_ASSIGN before accessing the rhs code.
23409 2009-04-03 Jason Merrill <jason@redhat.com>
23411 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23413 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23415 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23416 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23417 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23418 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23419 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23420 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23421 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23422 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23423 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23424 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23425 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23426 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23427 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23428 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23429 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23430 Use fr_reg_or_fp01_operand instead of fr_register_operand
23432 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23433 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23434 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23436 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23438 PR rtl-optimization/39607
23439 PR rtl-optimization/39631
23443 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23444 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23445 instead of DF_LR_OUT.
23446 * ira-lives.c (process_bb_node_lives): Ditto.
23447 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23448 instead of DF_LR_{OUT,IN}.
23449 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23450 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23452 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23454 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23455 (execute_lower_omp): Always run but take the short way out if -fopenmp
23457 (gate_lower_omp): Remove, forcing the pass manager to always run the
23458 pass and always set PROP_gimple_lomp.
23459 (pass_lower_omp): Remove gate function.
23460 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23461 PROP_trees. Instead, require it.
23462 * ipa-cp.c (pass_ipa_cp): Likewise.
23463 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23464 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23465 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23466 and PROP_gimple_leh.
23468 2009-04-03 Richard Guenther <rguenther@suse.de>
23470 PR middle-end/13146
23471 PR tree-optimization/23940
23472 PR tree-optimization/33237
23473 PR middle-end/33974
23474 PR middle-end/34093
23475 PR tree-optimization/36201
23476 PR tree-optimization/36230
23477 PR tree-optimization/38049
23478 PR tree-optimization/38207
23479 PR tree-optimization/38230
23480 PR tree-optimization/38301
23481 PR tree-optimization/38585
23482 PR middle-end/38895
23483 PR tree-optimization/38985
23484 PR tree-optimization/39299
23485 * tree-ssa-structalias.h: Remove.
23486 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23487 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23488 (struct vuse_element_d): Remove.
23489 (struct vuse_vec_d): Likewise.
23490 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23491 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23492 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23493 VUSE_ELEMENT_VAR): Likewise.
23494 (struct voptype_d): Likewise.
23495 (NUM_VOP_FREE_BUCKETS): Likewise.
23496 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23497 (struct stmt_operands_d): Remove.
23498 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23499 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23500 VDEF_NUM, VDEF_VECT): Likewise.
23501 (copy_virtual_operands): Remove.
23502 (operand_build_cmp): Likewise.
23503 (create_ssa_artificial_load_stmt): Likewise.
23504 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23505 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23506 vuse_index and mayuse_index members. Pack and move done and iter_type
23507 members to the front.
23508 (SSA_OP_VMAYUSE): Remove.
23509 (SSA_OP_VIRTUAL_USES): Adjust.
23510 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23511 (unlink_stmt_vdef): Declare.
23512 (add_to_addressable_set): Remove.
23513 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23514 (vrp_visit_stmt): Likewise.
23515 * doc/tree-ssa.texi (Alias analysis): Update.
23516 * doc/invoke.texi (max-aliased-vops): Remove docs.
23517 (avg-aliased-vops): Likewise.
23518 * tree-into-ssa.c (syms_to_rename): Remove.
23519 (need_to_update_vops_p): Likewise.
23520 (need_to_initialize_update_ssa_p): Rename to ...
23521 (update_ssa_initialized_fn): ... this. Track function we are
23523 (symbol_marked_for_renaming): Simplify.
23524 (add_new_name_mapping): Do not set need_to_update_vops_p.
23525 (dump_currdefs): Use SYMS_TO_RENAME.
23526 (rewrite_update_stmt): Always walk all uses/defs.
23527 (dump_update_ssa): Adjust.
23528 (init_update_ssa): Take function argument. Track what we are
23530 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23531 (create_new_def_for): Initialize for cfun, assert we are initialized
23533 (mark_sym_for_renaming): Simplify.
23534 (mark_set_for_renaming): Do not initialize update-ssa.
23535 (need_ssa_update_p): Simplify. Take function argument.
23536 (name_mappings_registered_p): Assert we ask for the correct function.
23537 (name_registered_for_update_p): Likewise.
23538 (ssa_names_to_replace): Likewise.
23539 (release_ssa_name_after_update_ssa): Likewise.
23540 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23541 (dump_decl_set): Do not print a newline.
23542 (debug_decl_set): Do it here.
23543 (dump_update_ssa): And here.
23544 * tree-ssa-loop-im.c (move_computations): Adjust.
23545 (movement_possibility): Likewise.
23546 (determine_max_movement): Likewise.
23547 (gather_mem_refs_stmt): Likewise.
23548 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23549 or NAME_MEMORY_TAG.
23550 * tree-complex.c (update_all_vops): Remove.
23551 (expand_complex_move): Adjust.
23552 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23553 Simplify test for memory referencing statement. Exclude
23554 non-invariant ADDR_EXPRs.
23555 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23556 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23557 (rdg_flag_uses): Likewise.
23558 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23560 (tree_optimize_tail_calls_1): Also split the
23561 edge from the entry block if we have degenerate PHI nodes in
23562 the first basic block.
23563 * tree.c (init_ttree): Remove memory-tag related code.
23564 (tree_code_size): Likewise.
23565 (tree_node_structure): Likewise.
23566 (build7_stat): Re-write to be build6_stat.
23567 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23568 (SSA_VAR_P): Adjust.
23569 (struct tree_memory_tag): Remove.
23570 (struct tree_memory_partition_tag): Likewise.
23571 (union tree_node): Adjust.
23572 (build7): Re-write to be build6.
23573 * tree-pass.h (pass_reset_cc_flags): Remove.
23574 (TODO_update_address_taken): New flag.
23575 (pass_simple_dse): Remove.
23576 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23577 * params.h (MAX_ALIASED_VOPS): Remove.
23578 (AVG_ALIASED_VOPS): Likewise.
23579 * omp-low.c (expand_omp_taskreg): Update SSA form.
23580 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23581 aliases the lhs in a copy stmt.
23582 * tree-ssa-dse.c (struct address_walk_data): Remove.
23583 (memory_ssa_name_same): Likewise.
23584 (memory_address_same): Likewise.
23585 (get_kill_of_stmt_lhs): Likewise.
23586 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23587 unused stores. Look through PHI nodes into post-dominated regions.
23588 (dse_optimize_stmt): Simplify. Properly remove stores.
23589 (tree_ssa_dse): Compute dominators.
23590 (execute_simple_dse): Remove.
23591 (pass_simple_dse): Likewise.
23592 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23593 gimple_loaded_syms and gimple_stored_syms computation.
23594 * toplev.c (dump_memory_report): Dump alias and pta stats.
23595 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23596 (vn_reference_eq): Likewise.
23597 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23598 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23599 valueize_vuses): Remove.
23600 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23601 (get_def_ref_stmt_vuse): ... this.
23602 (vn_reference_lookup_2): New function.
23603 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23604 walking equivalent vuses. Simplify.
23605 (vn_reference_lookup): Likewise.
23606 (vn_reference_insert): Likewise.
23607 (vn_reference_insert_pieces): Likewise.
23608 (visit_reference_op_call): Simplify.
23609 (visit_reference_op_load): Likewise.
23610 (visit_reference_op_store): Likewise.
23611 (init_scc_vn): Remove shared_lookup_vuses initialization.
23612 (free_scc_vn): Remove shared_lookup_vuses freeing.
23613 (sort_vuses, sort_vuses_heap): Remove.
23614 (get_ref_from_reference_ops): Export.
23615 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23616 vector with single vuse pointer.
23617 (vn_reference_lookup_pieces, vn_reference_lookup,
23618 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23619 (shared_vuses_from_stmt): Remove.
23620 (get_ref_from_reference_ops): Declare.
23621 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23622 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23623 memory-tag related code.
23624 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23625 (likely_value): Add comment, skip static-chain of call statements.
23626 (surely_varying_stmt_p): Adjust.
23627 (gimplify_and_update_call_from_tree): Likewise.
23628 (execute_fold_all_builtins): Do not rebuild alias info.
23629 (gimplify_and_update_call_from_tree): Properly update VOPs.
23630 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23631 (copy_ref_info): Remove memory-tag related code.
23632 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23633 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23634 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23636 * tree-ssa-dom.c (gimple_p): Remove typedef.
23637 (eliminate_redundant_computations): Adjust.
23638 (record_equivalences_from_stmt): Likewise.
23639 (avail_expr_hash): Likewise.
23640 (avail_expr_eq): Likewise.
23641 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23642 (stmt_makes_single_load): Likewise.
23643 (stmt_makes_single_store): Likewise.
23644 * tree-ssa-alias.c: Rewrite completely.
23645 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23646 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23647 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23648 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23649 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23650 Remove public functions.
23651 (pass_reset_cc_flags): Remove.
23652 (pass_build_alias): Move ...
23653 * tree-ssa-structalias.c (pass_build_alias): ... here.
23654 * tree-ssa-alias.c (may_be_aliased): Move ...
23655 * tree-flow-inline.h (may_be_aliased): ... here.
23656 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23657 count_uses_and_derefs): Move ...
23658 * gimple.c: ... here.
23659 * gimple.h (count_uses_and_derefs): Declare.
23660 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23661 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23662 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23663 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23664 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23665 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23666 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23668 * tree-dfa.c (refs_may_alias_p): Move ...
23669 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23670 * tree-ssa-alias.h: New file.
23671 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23672 (statement_sink_location): Likewise.
23673 * opts.c (decode_options): Do not adjust max-aliased-vops or
23674 avg-aliased-vops values.
23675 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23676 (TV_CALL_CLOBBER): Likewise.
23677 (TV_FLOW_SENSITIVE): Likewise.
23678 (TV_FLOW_INSENSITIVE): Likewise.
23679 (TV_MEMORY_PARTITIONING): Likewise.
23680 (TV_ALIAS_STMT_WALK): New timevar.
23681 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23682 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23683 (get_address_description): Remove memory-tag related code.
23684 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23685 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23686 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23687 and immediate uses in statements. Document.
23688 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23689 (dump_symbols): Remove.
23690 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23691 * alias.c (get_deref_alias_set): New function split out from ...
23692 (get_alias_set): ... here.
23693 * alias.h (get_deref_alias_set): Declare.
23694 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23695 type parameter. Remove restrict pointer handling. Create a
23696 ref-all pointer in case type-based alias sets do not conflict.
23697 (vect_analyze_data_refs): Remove SMT related code.
23698 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23699 (vectorizable_load): Likewise.
23700 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23701 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23702 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23703 Ignore vops and SMTs.
23704 (dr_analyze_alias): Likewise..
23705 (free_data_ref): Likewise.
23706 (create_data_ref): Likewise.
23707 (analyze_all_data_dependences): Likewise.
23708 (get_references_in_stmt): Adjust.
23709 * tree-flow-inline.h (gimple_aliases_computed_p,
23710 gimple_addressable_vars, gimple_call_clobbered_vars,
23711 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23712 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23713 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23714 gimple_mem_ref_stats): Remove.
23715 (gimple_vop): New function.
23716 (op_iter_next_use): Remove vuses and mayuses cases.
23717 (op_iter_next_def): Remove vdefs case.
23718 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23719 (clear_and_done_ssa_iter): Do not set removed fields.
23720 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23721 Assert we are not iterating over vuses or vdefs if not also
23722 iterating over uses or defs.
23723 (op_iter_init_use): Likewise.
23724 (op_iter_init_def): Likewise.
23725 (op_iter_next_vdef): Remove.
23726 (op_iter_next_mustdef): Likewise.
23727 (op_iter_init_vdef): Likewise.
23728 (compare_ssa_operands_equal): Likewise.
23729 (link_use_stmts_after): Handle vuse operand.
23730 (is_call_used): Use is_call_clobbered.
23731 (is_call_clobbered): Global variables are always call clobbered,
23732 query the call-clobbers bitmap.
23733 (mark_call_clobbered): Ignore global variables.
23734 (clear_call_clobbered): Likewise.
23735 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23736 virtual operands sanity check.
23737 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23739 (TARGET_MEM_REF): Remove TMR_TAG operand.
23740 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23741 Remove call-clobber related code.
23742 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23743 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23744 partitions or escape reason.
23745 (get_single_def_stmt, get_single_def_stmt_from_phi,
23746 get_single_def_stmt_with_phi): Remove.
23747 (dump_referenced_vars): Tidy.
23748 (get_ref_base_and_extent): Allow bare decls.
23749 (collect_dfa_stats): Adjust.
23750 * graphite.c (rename_variables_in_stmt): Adjust.
23751 (graphite_copy_stmts_from_block): Likewise.
23752 (translate_clast): Likewise.
23753 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23755 (translate_vuse_through_block): Use the oracle.
23756 (phi_translate_1): Adjust.
23757 (value_dies_in_block_x): Use the oracle. Cache the outcome
23759 (valid_in_sets): Check if the VUSE for
23760 a REFERENCE is available.
23761 (eliminate): Do not remove stmts during elimination,
23762 instead queue and remove them afterwards.
23763 (do_pre): Do not rebuild alias info.
23764 (pass_pre): Run TODO_rebuild_alias before PRE.
23765 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23766 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23767 (mark_all_v_defs_stmt): Remove.
23768 (mark_all_v_defs_seq): Adjust.
23769 (sra_replace): Likewise.
23770 (scalarize_use): Likewise.
23771 (scalarize_copy): Likewise.
23772 (scalarize_init): Likewise.
23773 (scalarize_ldst): Likewise.
23774 (todoflags): Remove.
23775 (tree_sra): Do not rebuild alias info.
23776 (tree_sra_early): Adjust.
23777 (pass_sra): Run TODO_update_address_taken before SRA.
23778 * tree-predcom.c (set_alias_info): Remove.
23779 (prepare_initializers_chain): Do not call it.
23780 (mark_virtual_ops_for_renaming): Adjust.
23781 (mark_virtual_ops_for_renaming_list): Remove.
23782 (initialize_root_vars): Adjust.
23783 (initialize_root_vars_lm): Likewise.
23784 (prepare_initializers_chain): Likewise.
23785 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23786 (may_propagate_copy_into_stmt): Likewise.
23787 (merge_alias_info): Do nothing for now.
23788 (propagate_tree_value_into_stmt): Adjust.
23789 (stmt_may_generate_copy): Likewise.
23790 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23791 not mark symbols for renaming.
23792 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23793 with the same statement, make sure to update the new pointed-to one.
23794 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23795 call statements, do not mark symbols for renaming.
23796 (mark_operand_necessary): Dump something.
23797 (ref_may_be_aliased): New function.
23798 (mark_aliased_reaching_defs_necessary_1): New helper function.
23799 (mark_aliased_reaching_defs_necessary): Likewise.
23800 (mark_all_reaching_defs_necessary_1): Likewise.
23801 (mark_all_reaching_defs_necessary): Likewise.
23802 (propagate_necessity): Do not process virtual PHIs. For
23803 non-aliased loads mark all reaching definitions as necessary.
23804 For aliased loads and stores mark the immediate dominating
23805 aliased clobbers as necessary.
23806 (visited): New global static.
23807 (perform_tree_ssa_dce): Free visited bitmap after propagating
23809 (remove_dead_phis): Perform simple dead virtual PHI removal.
23810 (remove_dead_stmt): Properly unlink virtual operands when
23812 (eliminate_unnecessary_stmts): Schedule PHI removal after
23814 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23815 (process_replaceable): Likewise.
23816 (find_replaceable_in_bb): Likewise.
23817 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23818 based on the single gimple vop.
23819 (verify_flow_insensitive_alias_info): Remove.
23820 (verify_flow_sensitive_alias_info): Likewise.
23821 (verify_call_clobbering): Likewise.
23822 (verify_memory_partitions): Likewise.
23823 (verify_alias_info): Likewise.
23824 (verify_ssa): Adjust..
23825 (execute_update_addresses_taken): Export. Update SSA
23826 manually. Optimize only when optimizing. Use a local bitmap.
23827 (pass_update_address_taken): Remove TODO_update_ssa, add
23829 (pass_update_address_taken): Just use TODO_update_address_taken.
23830 (init_tree_ssa): Do not initialize addressable_vars.
23831 (verify_ssa): Verify new VUSE / VDEF properties.
23832 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23833 Do not call verify_alias_info.
23834 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23835 Do not free the loaded and stored syms bitmaps. Reset the escaped
23836 and callused solutions. Do not free addressable_vars.
23837 Remove memory-tag related code.
23838 (warn_uninitialized_var): Aliases are always available.
23839 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23840 * lambda-code.c (can_put_in_inner_loop): Adjust.
23841 (can_put_after_inner_loop): Likewise.
23842 (perfect_nestify): Likewise.
23843 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23844 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23845 (vectorizable_conversion): Do not mark symbols for renaming.
23846 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23847 (expand_call_inline): Unlink the calls virtual operands before
23849 (tree_function_versioning): Do not call update_ssa if we are not
23850 updating clones. Simplify.
23851 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23852 (propagate_with_phi): Likewise..
23853 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23854 clobber code. Assert we are not aliased or global.
23855 * tree-flow.h: Include tree-ssa-alias.h
23856 (enum escape_type): Remove.
23857 (struct mem_sym_stats_d): Likewise.
23858 (struct mem_ref_stats_d): Likewise.
23859 (struct gimple_df): Add vop member. Remove global_var,
23860 call_clobbered_vars, call_used_vars, addressable_vars,
23861 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23862 escaped and callused members.
23863 (struct ptr_info_def): Remove all members, add points-to solution
23865 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23866 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23867 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23868 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23869 (tree-ssa-alias.o): Likewise.
23870 (toplev.o): Add tree-ssa-alias.h
23871 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23872 * gimple.c (gimple_set_bb): Fix off-by-one error.
23873 (is_gimple_reg): Do not handle memory tags.
23874 (gimple_copy): Also copy virtual operands.
23875 Delay updating the statement. Do not reset loaded and stored syms.
23876 (gimple_set_stored_syms): Remove.
23877 (gimple_set_loaded_syms): Likewise.
23878 (gimple_call_copy_skip_args): Copy the virtual operands
23879 and mark the new statement modified.
23880 * tree-ssa-structalias.c (may_alias_p): Remove.
23881 (set_uids_in_ptset): Take the alias set to prune with as
23882 parameter. Fold in the alias test of may_alias_p.
23883 (compute_points_to_sets): Compute whether a ptr is dereferenced
23884 in a local sbitmap.
23885 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23886 other ADDRESSOF constraints on the lhs.
23887 (get_constraint_for_component_ref): Assert that we don't get
23888 ADDRESSOF constraints from the base of the reference.
23889 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23890 (struct variable_info): Remove collapsed_to member.
23891 (get_varinfo_fc): Remove.
23892 (new_var_info): Do not set collapsed_to.
23893 (dump_constraint): Do not follow cycles.
23894 (dump_constraint_graph): Likewise.
23895 (build_pred_graph): Likewise.
23896 (build_succ_graph): Likewise.
23897 (rewrite_constraints): Likewise.
23898 (do_simple_structure_copy): Remove.
23899 (do_rhs_deref_structure_copy): Remove.
23900 (do_lhs_deref_structure_copy): Remove.
23901 (collapse_rest_of_var): Remove.
23902 (do_structure_copy): Re-implement.
23903 (pta_stats): New global variable.
23904 (dump_pta_stats): New function.
23905 (struct constraint_expr): Make offset signed.
23906 (UNKNOWN_OFFSET): Define special value.
23907 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23908 (solution_set_expand): New helper function split out from ...
23909 (do_sd_constraint): ... here.
23910 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23911 (do_ds_constraint): Likewise.
23912 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23913 and CALLUSED = *CALLUSED.
23914 (set_union_with_increment): Make inc argument signed.
23915 (type_safe): Remove.
23916 (get_constraint_for_ptr_offset): Handle unknown and negative
23918 (first_vi_for_offset): Handle offsets before start. Bail
23919 out early for offsets beyond the variable extent.
23920 (first_or_preceding_vi_for_offset): New function.
23921 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23922 Together with ESCAPED = *ESCAPED this properly computes reachability.
23923 (find_what_var_points_to): New function.
23924 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23925 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23926 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23927 pt_solutions_intersect): New functions.
23928 (compute_call_used_vars): Remove.
23929 (compute_may_aliases): New main entry into PTA computation.
23930 * gimple.h (gimple_p): New typedef.
23931 (struct gimple_statement_base): Remove references_memory_p.
23932 (struct gimple_statement_with_memory_ops_base): Remove
23933 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23935 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23936 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23937 gimple_set_references_memory): Remove.
23938 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23939 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23941 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23942 (verify_expr): Allow RESULT_DECL.
23943 (gimple_duplicate_bb): Do not copy virtual operands.
23944 (gimple_duplicate_sese_region): Adjust.
23945 (gimple_duplicate_sese_tail): Likewise.
23946 (mark_virtual_ops_in_region): Remove.
23947 (move_sese_region_to_fn): Do not call it.
23948 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23949 and pass_simple_dse.
23950 (execute_function_todo): Handle TODO_update_address_taken,
23951 call execute_update_addresses_taken for TODO_rebuild_alias.
23952 (execute_todo): Adjust.
23953 (execute_one_pass): Init dump files early.
23954 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23956 (create_general_new_stmt): Clear vops.
23957 * tree-ssa-reassoc.c (get_rank): Adjust.
23958 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23959 symbols for renaming.
23960 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23961 (PARAM_AVG_ALIASED_VOPS): Likewise.
23962 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23963 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23964 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23965 (operand_build_cmp, copy_virtual_operands,
23966 create_ssa_artificial_load_stmt, add_to_addressable_set,
23967 gimple_add_to_addresses_taken): Remove public functions.
23968 (unlink_stmt_vdef): New function.
23970 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23972 * config.gcc (powerpc-*-linux*): Merge variants.
23974 2009-04-02 Chao-ying Fu <fu@mips.com>
23975 James Grosbach <james.grosbach@microchip.com>
23977 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23978 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23980 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23981 keep_interrupts_masked_p, use_debug_exception_return_p.
23982 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23983 keep_interrupts_masked, use_debug_exception_return.
23984 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23985 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23987 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23988 (mips_print_operand): Process COP0 registers to print $0 .. $31
23989 correctly for GAS to process.
23990 (mips_interrupt_extra_call_saved_reg_p): New function.
23991 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23993 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23994 (mips_compute_frame_info): Add supports for interrupt context that
23995 includes doubleword accumulators and COP0 registers.
23996 (mips_for_each_saved_acc): New function.
23997 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23998 mips_for_each_saved_reg.
23999 (mips_save_reg): Save accumulators.
24000 (mips_kernel_reg_p): A new for_each_rtx callback.
24001 (mips_expand_prologue): Support interrupt handlers.
24002 (mips_restore_reg): Restore accumulators.
24003 (mips_expand_epilogue): Support interrupt handlers.
24004 (mips_can_use_return_insn): Return false for interrupt handlers.
24005 (mips_epilogue_uses): New function.
24006 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24007 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24008 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24009 cop0_move): New instructions.
24010 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24011 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24013 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24015 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24016 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24017 interrupt handlers, we use K0 as the temporary register.
24018 (EPILOGUE_USES): Change to a function call.
24019 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24020 handlers, we use K0 as the temporary register.
24022 * doc/extend.texi (Function Attributes): Document interrupt,
24023 use_shadow_register_set, keep_interrupts_masked,
24024 use_debug_exception_return for MIPS attributes.
24026 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24028 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24029 Remove a number of t-files from tmake_file.
24030 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24031 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24032 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24033 target_prototype, not TARGET_PROTOTYPE.
24034 (LINK_OS_GNU_SPEC): Define.
24035 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24036 and darwin-ldoubdle.c.
24038 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24041 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24042 (cpp_options): Ditto.
24043 (default_compilers): Ditto.
24044 (display_help): Ditto.
24045 (process_command): Ditto.
24046 (do_spec_1): Ditto.
24047 (set_input): Use lbasename instead of duplicate code.
24048 (save_temps_prefix): New static for -save-temps=obj.
24049 (save_temps_length): Ditto.
24051 * doc/invoke.texi (-save-temps=obj): Document new variant to
24052 -save-temps switch.
24054 2009-04-02 Jeff Law <law@redhat.com>
24056 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24059 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24061 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24062 * configure: Regenerated.
24064 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24066 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24067 share the argument list.
24069 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24073 2009-02-12 Diego Novillo <dnovillo@google.com>
24075 * varpool.c (debug_varpool): New.
24076 * cgraph.h (debug_varpool): Declare.
24078 2009-04-02 Jan Hubicka <jh@suse.cz>
24080 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24083 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24085 * config/i386/i386.c (ix86_abi): Move initialization to ...
24086 (override_options): Here.
24088 2009-04-02 Christian Bruel <christian.bruel@st.com>
24090 * config/sh/sh.c (sh_dwarf_register_span): New function.
24091 (TARGET_DWARF_REGISTER_SPAN): Define.
24092 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24094 2009-04-02 Ira Rosen <irar@il.ibm.com>
24096 PR tree-optimization/39595
24097 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24098 interleaved loads group is not greater than the SLP group size.
24100 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24102 * builtins.c (is_builtin_name): New.
24103 (called_as_built_in): Use is_builtin_name.
24104 * tree.h (is_builtin_name): New.
24105 * varasm.c (incorporeal_function_p): Use is_builtin_name
24107 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24109 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24111 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24114 * c-decl.c (clone_underlying_type): Move this ...
24115 * c-common.c (set_underlying_type): ... here.
24116 Also, make sure the function properly sets TYPE_STUB_DECL() on
24117 the newly created typedef variant type.
24118 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24119 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24122 2009-04-02 Richard Guenther <rguenther@suse.de>
24124 PR tree-optimization/37221
24125 * tree-flow.h (degenerate_phi_result): Declare.
24126 * tree-ssa-dom.c (degenerate_phi_result): Export.
24127 * tree-scalar-evolution.c (analyze_initial_condition): If
24128 the initial condition is defined by a degenerate PHI node
24129 use the degenerate value.
24131 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24133 PR rtl-optimization/39588
24134 * combine.c (merge_outer_ops): Do not set the constant when this
24136 (simplify_shift_const_1): Do not modify it either in this case.
24138 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24140 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24141 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24143 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24146 * c-lex.c (interpret_float): Default (no suffix) is double.
24148 2009-04-1 Xinliang David Li <davidxl@google.com>
24150 * config/i386/i386.c (legitimate_constant_p): Recognize
24151 all one vector constant.
24153 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24155 * config/vax/vax.c: Add #includes to silence warnings.
24156 Change #include order to silence two warnings.
24158 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24160 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24161 (ASM_SPEC): Pass -k to the assembler for PIC code.
24163 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24165 * config.gcc: Add vax-*-linux* to the switch.
24166 * config/vax/linux.h: New file. (TARGET_VERSION,
24167 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24169 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24171 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24172 Use predicate macros instead of GET_CODE() == foo.
24173 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24174 ashlsi3, rotrsi3, <unnamed>): Likewise.
24176 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24178 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24179 jbbccihi, jbbccisi): Remova trailing whitespace.
24180 * config/vax/constraints.md: Likewise.
24181 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24182 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24183 * config/vax/predicates.md: Likewise.
24184 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24185 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24186 * config/vax/vax.h: Likewise.
24187 * config/vax/vax.md (nonlocal_goto): Likewise.
24189 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24191 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24192 (indirectable_address_p, adjacent_operands_p): Add spaces around
24194 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24196 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24198 * config/vax/vax.c (legitimate_constant_address_p,
24199 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24200 index_term_p, reg_plus_index_p, legitimate_address_p,
24201 vax_mode_dependent_address_p): Update comments to match functions
24202 modified by the recent int->bool conversion.
24204 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24206 * config/vax/builtins.md: Update copyright message.
24207 * config/vax/constraints.md: Likewise.
24208 * config/vax/netbsd-elf.h: Likewise.
24209 * config/vax/predicates.md: Likewise.
24210 * config/vax/vax-protos.h: Likewise.
24211 * config/vax/vax.c: Likewise.
24212 * config/vax/vax.h: Likewise.
24213 * config/vax/vax.md: Likewise.
24214 * config/vax/vax.opt: Likewise.
24216 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24218 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24219 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24220 * config/vax/constraints.md (B, R): Likewise.
24221 * config/vax/predicates.md (external_memory_operand,
24222 nonimmediate_addsub_di_operand): Likewise.
24223 * config/vax/vax.c (vax_output_int_add): Likewise.
24224 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24225 untyped_call): Likewise.
24227 2009-04-01 Matt Thomas <matt@3am-software.com>
24229 * config/vax/predicates.md: New file.
24230 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24231 external_const_operand, nonsymbolic_operand, external_memory_operand,
24232 indirect_memory_operand, indexed_memory_operand,
24233 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24234 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24236 * config/vax/constraints.md: New file.
24237 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24239 * config/vax/builtins.md: New file.
24240 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24241 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24243 * config/vax/vax.opt (mqmath): Add option.
24244 * config/vax/vax.md (isfx): Extend with DI.
24245 (VAXintQH, VAXintQHSD): Define.
24246 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24247 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24248 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24249 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24250 (movdi): Update constraints and use vax_output_int_move().
24251 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24252 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24253 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24254 nonlocal_goto): New.
24255 (mov<mode>): Extend accepted operand types.
24256 (subdi3_old): Rename from subdi3, change update constraints and use
24257 a new implementation.
24258 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24259 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24260 MOVE_RATIO, CLEAR_RATIO): Define.
24261 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24262 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24263 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24264 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24265 (split_quadword_operands): Make static and really allow variable
24267 (print_operand_address): Update for PIC generation.
24268 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24269 indexable_address_p, fixup_mathdi_operand,
24270 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24271 (vax_float_literal, legitimate_constant_p,
24272 indirectable_constant_address_p, index_term_p,
24273 reg_plus_index_p): Return bool instead of int.
24274 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24276 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24278 (vax_output_conditional_branch): Indent.
24279 (legitimate_constant_address_p, indirectable_constant_address_p,
24280 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24281 vax_mode_dependent_address_p): Return bool instead of int, update for
24283 * config/vax/vax-protos.h (legitimate_constant_address_p,
24284 legitimate_constant_p, legitimate_address_p,
24285 vax_mode_dependent_address_p): Change declaration to bool.
24286 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24287 vax_expand_addsub_di_operands, vax_output_int_subtract,
24288 vax_output_movmemsi): Declare.
24289 (split_quadword_operands, vax_float_literal): Delete declaration.
24290 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24291 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24292 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24293 ASM_OUTPUT_DWARF_PCREL): Define.
24294 (ASM_SPEC): Change definition to allow PIC generation.
24296 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24298 * doc/sourcebuild.texi: Update front-end requirements.
24300 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24303 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24304 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24305 (booldi3_internal3): Use boolean_or_operator instead of
24308 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24311 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24312 declarator whose size is not an integer constant expression but
24313 folds to an integer constant, then treat it as a constant
24316 2009-04-01 Richard Guenther <rguenther@suse.de>
24318 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24319 i * 4 + 2 to (i * 2 + 1) * 2.
24321 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24324 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24325 return if c_parser_asm_string_literal returned NULL.
24327 2009-04-01 Nick Clifton <nickc@redhat.com>
24329 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24331 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24332 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24333 other typedefs to avoid conflicts with libgcc2.c. Define labels
24334 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24336 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24337 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24340 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24342 * varasm.c (default_function_rodata_section): Declare DOT as
24345 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24346 Andrey Galkin <agalkin@hypercom.com>
24349 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24350 Make object_name unique for each process.
24352 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24355 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24356 addressable variables in the parallel that could go out of scope while
24357 running queued tasks.
24359 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24361 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24362 (CASE_VALUES_THRESHOLD): Redefine.
24363 * config/avr/avr.c (avr_override_options): Remove initialization of
24364 avr_case_values_threshold variable.
24365 (avr_case_values_threshold): Remove variable. Add new function.
24366 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24367 * config/avr/avr.opt (mno-tablejump): Remove option.
24368 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24370 2009-04-01 DJ Delorie <dj@redhat.com>
24372 * varasm.c (default_function_rodata_section): Don't assume
24373 anything about where the first '.' in the section name is.
24375 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24377 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24378 rs6000_emit_stack_tie.
24380 2009-03-31 Ian Lance Taylor <iant@google.com>
24382 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24383 gimple_code with GIMPLE_RESX, not RESX.
24385 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24387 * c-common.c (c_get_ident): New.
24388 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24390 2009-04-01 Ben Elliston <bje@au.ibm.com>
24392 * config/rs6000/sysv4.opt (msdata): Improve option description.
24394 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24396 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24397 (divdf3_internal_lat): Remove.
24398 (divxf3_internal_lat): Remove.
24399 (divxf3_internal_thr): Remove.
24400 (divxf): Use divxf3_internal.
24401 * config/ia64/div.md (divsf3_internal_lat): New.
24402 (divdf3_internal_lat): New.
24403 (divxf3_internal): New.
24405 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24408 * Makefile.in (USE_GCC_STDINT): Define.
24409 (stmp-int-hdrs): Install stdint.h if applicable.
24410 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24412 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24413 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24414 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24415 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24416 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24417 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24418 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24419 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24420 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24421 (c_common_nodes_and_builtins): Initialize
24422 underlying_wchar_type_node. Do not initialize
24423 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24424 nodes for new types.
24425 (c_stddef_cpp_builtins): Define macros for new types.
24426 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24428 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24429 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24430 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24431 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24432 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24433 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24434 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24435 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24436 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24437 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24438 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24439 int16_type_node, int32_type_node, int64_type_node,
24440 uint8_type_node, uint16_type_node, c_uint32_type_node,
24441 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24442 int_least32_type_node, int_least64_type_node,
24443 uint_least8_type_node, uint_least16_type_node,
24444 uint_least32_type_node, uint_least64_type_node,
24445 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24446 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24447 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24448 uintptr_type_node): Define.
24449 * c-cppbuiltin.c (builtin_define_constants,
24450 builtin_define_type_minmax): New.
24451 (builtin_define_stdint_macros): Define more macros.
24452 (c_cpp_builtins): Define more limit macros.
24453 (type_suffix): New.
24454 (builtin_define_type_max): Define in terms of
24455 builtin_define_type_minmax. Remove is_long parameter. All
24457 * config.gcc (use_gcc_stdint): Define.
24458 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24459 Add newlib-stdint.h for generic targets.
24460 * config/glibc-stdint.h, config/newlib-stdint.h,
24461 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24462 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24463 * config/score/score.h (UINTPTR_TYPE): Define.
24464 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24465 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24466 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24467 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24468 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24469 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24470 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24471 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24472 * config/spu/spu.h (STDINT_LONG32): Define.
24473 * configure.ac (use_gcc_stdint): Substitute.
24474 * configure: Regenerate.
24475 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24476 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24477 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24478 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24479 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24480 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24481 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24482 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24483 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24484 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24485 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24486 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24487 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24488 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24489 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24490 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24491 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24492 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24493 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24494 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24495 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24496 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24497 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24498 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24499 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24500 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24501 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24502 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24503 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24505 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24507 * loop-iv.c (suitable_set_for_replacement): Renamed from
24508 simplify_using_assignment; changed to return bool and to accept new
24509 args DEST and SRC. Return true iff we find a source/destination pair
24510 that can be used to make a replacement, and fill SRC and DEST if so.
24511 Remove arg ALTERED. Don't deal with altered regs here. All callers
24513 (simplify_using_initial_values): Deal with altered regs here and track
24514 more precisely the effect they have on the validity of our expression.
24516 * loop-iv.c (simplify_using_condition): A condition of the form
24517 (EQ REG CONST) can be used to simply make a substitution.
24518 (simplify_using_initial_values): Keep track of conditions we have seen
24519 and keep using them to simplify new expressions, while applying the
24520 same substitutions to them as to the expression.
24522 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24523 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24526 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24527 changed. Use this when trying to improve the upper bound.
24528 Generate the comparison by using simplify_gen_relational.
24530 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24532 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24534 (simplify_using_assignment, simplify_using_initial_values): Call
24535 replace_in_expr to make replacements. Call replace_single_def_regs
24536 once on the initial version of the expression.
24538 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24541 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24543 2009-03-31 Richard Guenther <rguenther@suse.de>
24545 PR middle-end/31029
24546 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24547 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24549 2009-03-31 Richard Guenther <rguenther@suse.de>
24551 * tree.h (div_if_zero_remainder): Declare.
24552 * fold-const.c (div_if_zero_remainder): Export.
24553 * tree-ssa-forwprop.c
24554 (forward_propagate_addr_into_variable_array_index): Handle
24555 constant array index addition outside of the variable index.
24557 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24560 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24561 define_splits, floatunssi<mode>2): Require x87 conversions from
24562 DImode to be permitted.
24564 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24566 PR preprocessor/15638
24567 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24569 2009-03-31 Richard Guenther <rguenther@suse.de>
24571 PR middle-end/23401
24572 PR middle-end/27810
24573 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24574 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24575 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24576 a separate statement.
24577 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24578 (lookup_tmp_var): Likewise.
24579 (is_gimple_formal_tmp_or_call_rhs): Remove.
24580 (is_gimple_reg_or_call_rhs): Rename to ...
24581 (is_gimple_reg_rhs_or_call): ... this.
24582 (is_gimple_mem_or_call_rhs): Rename to ...
24583 (is_gimple_mem_rhs_or_call): ... this.
24584 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24585 DECL_GIMPLE_REG_P only if is_formal is true.
24586 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24587 for non-proper post-modify expression gimplification.
24588 (gimplify_self_mod_expr): For post-modify expressions gimplify
24589 the lvalue to a minimal lvalue.
24590 (rhs_predicate_for): Remove formal temp case.
24591 (gimplify_modify_expr_rhs): Likewise.
24592 (gimplify_addr_expr): Use is_gimple_reg.
24593 (gimplify_expr): Remove formal temp cases.
24594 (gimple_regimplify_operands): Likewise.
24595 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24596 and FILTER_EXPR like constants.
24597 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24599 (is_gimple_formal_tmp_rhs): Remove.
24600 (is_gimple_reg_rhs): Remove special casing.
24601 (is_gimple_mem_rhs): Fix.
24602 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24603 (is_gimple_formal_tmp_var): Remove.
24604 (is_gimple_formal_tmp_reg): Likewise.
24605 (is_gimple_min_lval): Allow invariant component ref parts.
24606 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24607 is_gimple_formal_tmp_reg): Remove declarations.
24608 * tree-cfg.c (verify_expr): Verify that variables with address
24609 taken do not have DECL_GIMPLE_REG_P set.
24610 * tree-mudflap.c (mf_build_check_statement_for): Use
24611 force_gimple_operand instead of gimplify_expr.
24613 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24615 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24616 schedulable rows to compute_split_row.
24618 2009-03-31 Ben Elliston <bje@au.ibm.com>
24621 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24624 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24626 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24627 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24628 * configure: Regenerate.
24629 * config.in: Regenerate.
24630 * config/rs6000/rs6000.opt (mtls-markers): Add.
24631 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24632 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24633 (tls_ld_aix, tls_ld_sysv): Likewise.
24634 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24635 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24637 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24639 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24641 2009-03-30 Jan Hubicka <jh@suse.cz>
24643 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24645 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24646 detection and label handling.
24648 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24650 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24651 left_conflicts_size.
24652 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24653 ALLOCNO_LEFT_CONFLICTS_SIZE.
24655 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24656 remove_allocno_from_bucket_and_push,
24657 allocno_spill_priority_compare, push_allocnos_to_stack,
24658 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24659 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24660 (setup_allocno_left_conflicts_num): Ditto. Rename to
24661 setup_allocno_left_conflicts_size.
24662 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24663 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24664 setup_allocno_left_conflicts_size instead of
24665 setup_allocno_left_conflicts_num.
24667 * ira-build.c (ira_create_allocno): Use
24668 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24669 ALLOCNO_LEFT_CONFLICTS_NUM.
24671 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24673 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24674 instead of DF_LR_OUT.
24676 * ira-lives.c (process_bb_node_lives): Ditto.
24678 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24679 instead of DF_LR_{OUT,IN}.
24681 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24683 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24685 2009-03-30 Jan Hubicka <jh@suse.cz>
24687 * except.c (label_to_region_map): Fix thinko.
24689 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24691 PR middle-end/38237
24692 * tree.h (tree_find_value): New declaration.
24693 * tree.c (tree_find_value): New function.
24694 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24696 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24699 * c-decl.c (struct c_binding): Add locus field.
24700 (bind): Add locus argument, set locus field from it.
24701 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24702 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24703 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24704 implicitly_declare, undeclared_variable, lookup_label,
24705 declare_label, c_make_fname_decl, c_builtin_function,
24706 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24709 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24712 * config/i386/i386.c (classify_argument): Check total size of
24715 2009-03-30 Martin Jambor <mjambor@suse.cz>
24717 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24718 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24719 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24722 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24723 seen_variable_array_ref while also traversing a union.
24725 * tree-inline.c (optimize_inline_calls): Do not call
24726 cgraph_node_remove_callees.
24727 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24728 (pass_remove_cgraph_callee_edges): New variable.
24729 * passes.c (init_optimization_passes): Add
24730 pass_remove_cgraph_callee_edges after early inlining and before all
24731 late intraprocedural passes.
24733 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24735 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24737 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24738 Fix typos in names.
24740 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24742 * combine.c (simplify_comparison): Use have_insn_for.
24743 * dojump.c (do_jump): Likewise.
24745 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24747 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24748 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24749 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24750 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24751 instead of sparc_compare_emitted.
24752 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24753 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24754 instead of sparc_compare_emitted.
24756 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24758 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24759 enter/exit cfglayout mode.
24760 (pass_partition_block): Require it.
24761 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24762 (combine_instructions): Track basic blocks instead of labels.
24763 (update_cfg_for_uncondjump): New.
24764 (try_combine): Use it. Update jumps after rescanning.
24765 (pass_combine): Require PROP_cfglayout.
24766 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24768 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24770 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24771 Provide/destroy PROP_cfglayout respectively.
24772 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24773 * tree-pass.h (PROP_cfglayout): New.
24775 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24777 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24778 fold_convert_const_fixed_from_fixed,
24779 fold_convert_const_fixed_from_int,
24780 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24781 set TREE_CONSTANT_OVERFLOW.
24782 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24783 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24785 2009-03-30 Ira Rosen <irar@il.ibm.com>
24787 * tree-vect-loop-manip.c: New file.
24788 * tree-vectorizer.c: Update documentation and included files.
24789 (vect_loop_location): Make extern.
24790 (rename_use_op): Move to tree-vect-loop-manip.c
24791 (rename_variables_in_bb, rename_variables_in_loop,
24792 slpeel_update_phis_for_duplicate_loop,
24793 slpeel_update_phi_nodes_for_guard1,
24794 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24795 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24796 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24797 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24798 find_loop_location): Likewise.
24799 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24800 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24801 get_vectype_for_scalar_type, vect_is_simple_use,
24802 supportable_widening_operation, supportable_narrowing_operation):
24804 (bb_in_loop_p): Move to tree-vect-loop.c.
24805 (new_loop_vec_info, destroy_loop_vec_info,
24806 reduction_code_for_scalar_code, report_vect_op,
24807 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24808 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24809 (vect_supportable_dr_alignment): Likewise.
24810 * tree-vectorizer.h (tree-data-ref.h): Include.
24811 (vect_loop_location): Declare.
24812 Reorganize function declarations according to the new file structure.
24813 * tree-vect-loop.c: New file.
24814 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24815 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24816 * tree-vect-data-refs.c: New file.
24817 * tree-vect-patterns.c (timevar.h): Don't include.
24818 * tree-vect-stmts.c: New file.
24819 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24820 tree-vect-slp.c, tree-vect-loop.c.
24821 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24822 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24823 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24824 (tree-vect-analyze.o): Remove.
24825 (tree-vect-transform.o): Likewise.
24826 (tree-vect-data-refs.o): Add rule.
24827 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24828 tree-vect-slp.o): Likewise.
24829 (tree-vect-patterns.o): Remove redundant dependencies.
24830 (tree-vectorizer.o): Likewise.
24831 * tree-vect-slp.c: New file.
24833 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24835 * optc-gen.awk: Warn if an option flag has multiple different
24838 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24840 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24841 -floop-block): Document dependences on PPL, CLooG and Graphite.
24843 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24845 PR rtl-optimization/323
24846 * c-common.c (c_fully_fold, convert_and_check,
24847 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24848 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24849 * c-common.def (EXCESS_PRECISION_EXPR): New.
24850 * c-cppbuiltin.c (builtin_define_float_constants): Define
24851 constants with enough digits for long double.
24852 * c-lex.c (interpret_float): Interpret constant with excess
24853 precision where appropriate.
24854 * c-opts.c (c_common_post_options): Set
24855 flag_excess_precision_cmdline. Give an error for
24856 -fexcess-precision=standard for C++ for processors where the
24857 option is significant.
24858 * c-parser.c (c_parser_conditional_expression): Handle excess
24859 precision in condition.
24860 * c-typeck.c (convert_arguments): Handle arguments with excess
24862 (build_unary_op): Move excess precision outside operation.
24863 (build_conditional_expr): Likewise.
24864 (build_compound_expr): Likewise.
24865 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24866 (build_modify_expr): Handle excess precision in RHS.
24867 (convert_for_assignment): Handle excess precision in converted
24869 (digest_init, output_init_element, process_init_element): Handle
24870 excess precision in initializer.
24871 (c_finish_return): Handle excess precision in return value.
24872 (build_binary_op): Handle excess precision in operands and add
24873 excess precision as needed for operation.
24874 * common.opt (-fexcess-precision=): New option.
24875 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24876 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24877 For standard excess precision, output explicit conversion to and
24878 truncation from XFmode.
24879 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24880 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24881 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24882 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24883 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24884 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24885 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24886 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24887 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24888 define_splits, sqrt<mode>2): Disable where appropriate for
24889 standard excess precision.
24890 * convert.c (convert_to_real): Do not shorten arithmetic to type
24891 for which excess precision would be used.
24892 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24893 * doc/invoke.texi (-fexcess-precision=): Document option.
24894 (-mfpmath=): Correct index entry.
24895 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24896 flag_excess_precision): New.
24897 * langhooks.c (lhd_post_options): Set
24898 flag_excess_precision_cmdline.
24899 * opts.c (common_handle_option): Handle -fexcess-precision=.
24900 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24901 init_excess_precision): New.
24902 (lang_dependent_init_target): Call init_excess_precision.
24903 * tree.c (excess_precision_type): New.
24904 * tree.h (excess_precision_type): Declare.
24906 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24909 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24910 non-lvalue to component.
24912 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24914 PR preprocessor/34695
24915 * Makefile.in (c-opts.o): Depend on c-tree.h.
24916 * c-common.c: Move down include of diagnostic.h.
24917 (done_lexing, c_cpp_error): New.
24918 * c-common.h (done_lexing): Declare.
24919 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24921 * c-opts.c: Include c-tree.h.
24922 (c_common_init_options): Set preprocessor error callback.
24923 (c_common_handle_option): Do not set preprocessor
24924 inhibit_warnings, warnings_are_errors, warn_system_headers,
24925 pedantic_errors or inhibit_warnings flags.
24926 (c_common_post_options): Do not check cpp_errors (parse_in).
24927 (c_common_finish): Do not output dependencies if there were
24928 errors. Do not check return value of cpp_finish.
24929 * c-ppoutput.c (pp_file_change): Set input_location.
24930 * c-tree.h (c_cpp_error): Declare.
24931 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24933 (diagnostic_build_prefix): Check override_column.
24934 * diagnostic.h (diagnostic_info): Add override_column field.
24935 (diagnostic_override_column): Define.
24937 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24939 * c-common.c (c_expand_expr, c_staticp): Remove.
24940 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24941 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24942 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24943 * c-gimplify.c (gimplify_compound_literal_expr,
24944 optimize_compound_literals_in_ctor): Remove.
24945 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24946 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24947 * c-semantics.c (emit_local_var): Remove.
24949 * langhooks-def.h (lhd_expand_expr): Remove.
24950 * langhooks.c (lhd_expand_expr): Remove.
24951 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24953 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24954 handling from c-semantics.c; don't call into langhook.
24955 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24956 * gimplify.c (gimplify_compound_literal_expr,
24957 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24958 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24959 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24960 as was done in c-gimplify.c.
24961 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24962 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24963 Move from c-common.h.
24964 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24966 * tree.c (staticp): Do not call langhook.
24967 * langhooks.c (lhd_staticp): Delete.
24968 * langhooks-def.h (lhd_staticp): Delete prototype.
24969 (LANG_HOOKS_STATICP): Delete.
24970 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24972 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24973 instead of DECL_STMTs.
24975 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24983 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24985 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24986 contained expression.
24987 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24988 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24989 conditional expressions for C.
24990 (decl_constant_value_for_optimization): Move from
24991 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24992 whether optimizing and that the expression is a VAR_DECL not of
24993 array type instead of doing such checks in the caller. Do not
24994 check pedantic. Call gcc_unreachable for C++.
24995 * c-common.def (C_MAYBE_CONST_EXPR): New.
24996 * c-common.h (c_fully_fold, c_save_expr,
24997 decl_constant_value_for_optimization): New prototypes.
24998 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24999 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25000 EXPR_INT_CONST_OPERANDS): Define.
25001 * c-convert.c (convert): Strip nops from expression.
25002 * c-decl.c (groktypename): Take extra parameters expr and
25003 expr_const_operands. Update call to grokdeclarator.
25004 (start_decl): Update call to grokdeclarator. Add statement for
25005 expressions used in type of decl.
25006 (grokparm): Update call to grokdeclarator.
25007 (push_parm_decl): Update call to grokdeclarator.
25008 (build_compound_literal): Add parameter non_const and build a
25009 C_MAYBE_COSNT_EXPR if applicable.
25010 (grokdeclarator): Take extra parameters expr and
25011 expr_const_operands. Track expressions used in declaration
25012 specifiers and declarators. Fold array sizes and track whether
25013 they are constant expressions and whether they are integer
25014 constant expressions.
25015 (parser_xref_tag): Set expr and expr_const_operands fields in
25017 (grokfield): Update call to grokdeclarator.
25018 (start_function): Update call to grokdeclarator.
25019 (build_null_declspecs): Set expr and expr_const_operands fields in
25021 (declspecs_add_type): Handle expressions in typeof specifiers.
25022 * c-parser.c (c_parser_declspecs): Set expr and
25023 expr_const_operands fields for declaration specifiers.
25024 (c_parser_enum_specifier): Likewise.
25025 (c_parser_struct_or_union_specifier): Likewise.
25026 (c_parser_typeof_specifier): Likewise. Update call to
25027 groktypename. Fold expression as needed. Return expressions with
25028 type instead of adding statements.
25029 (c_parser_attributes): Update calls to c_parser_expr_list.
25030 (c_parser_statement_after_labels): Fold expression before passing
25031 to objc_build_throw_stmt.
25032 (c_parser_condition): Fold expression.
25033 (c_parser_asm_operands): Fold expression.
25034 (c_parser_conditional_expression): Use c_save_expr. Update call
25035 to build_conditional_expr.
25036 (c_parser_alignof_expression): Update call to groktypename.
25037 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25038 original_code. Fold expression argument of va_arg. Create
25039 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25040 argument to va_arg. Update calls to groktypename. Fold array
25041 index for offsetof. Verify that first argument to
25042 __builtin_choose_expr has integer type.
25043 (c_parser_postfix_expression_after_paren_type): Update calls to
25044 groktypename and build_compound_literal. Handle expressions with
25045 side effects in type name.
25046 (c_parser_postfix_expression_after_primary): Update call to
25047 c_parser_expr_list. Set original_code for calls to
25048 __builtin_constant_p.
25049 (c_parser_expr_list): Take extra parameter fold_p. Fold
25050 expressions if requested.
25051 (c_parser_objc_type_name): Update call to groktypename.
25052 (c_parser_objc_synchronized_statement): Fold expression.
25053 (c_parser_objc_receiver): Fold expression.
25054 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25055 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25056 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25057 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25058 (struct c_typespec): Add elements expr and expr_const_operands.
25059 (struct c_declspecs): Add elements expr and expr_const_operands.
25060 (groktypename, build_conditional_expr, build_compound_literal):
25062 (in_late_binary_op): Declare.
25063 * c-typeck.c (note_integer_operands): New function.
25064 (in_late_binary_op): New variable.
25065 (decl_constant_value_for_broken_optimization): Move to c-common.c
25066 and rename to decl_constant_value_for_optimization.
25067 (default_function_array_conversion): Do not strip nops.
25068 (default_conversion): Do not call
25069 decl_constant_value_for_broken_optimization.
25070 (build_array_ref): Do not fold result.
25071 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25072 result when operand is a VLA.
25073 (c_expr_sizeof_type): Update call to groktypename. Handle
25074 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25075 result when operand names a VLA type.
25076 (build_function_call): Update call to build_compound_literal.
25077 Only fold result for calls to __builtin_* functions. Strip
25078 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25079 the function designator.
25080 (convert_arguments): Fold arguments. Update call to
25081 convert_for_assignment.
25082 (build_unary_op): Handle increment and decrement of
25083 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25084 decrement earlier. Fold operand of increment and decrement.
25085 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25086 built for integer operand. Wrap returns that are INTEGER_CSTs
25087 without being integer constant expressions or that have integer
25088 constant operands without being INTEGER_CSTs.
25089 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25090 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25091 result is an integer constant expression or can be used in
25092 unevaluated parts of one and avoid folding and wrap as
25093 appropriate. Fold operands before possibly doing -Wsign-compare
25095 (build_compound_expr): Wrap result for C99 if operands can be used
25096 in integer constant expressions.
25097 (build_c_cast): Update call to digest_init. Do not ignore
25098 overflow from casting floating-point constants to integers. Wrap
25099 results that could be confused with integer constant expressions,
25100 null pointer constants or floating-point constants.
25101 (c_cast_expr): Update call to groktypename. Handle expressions
25102 included in type name.
25103 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25104 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25105 Update calls to convert_for_assignment.
25106 (convert_for_assignment): Take new parameter
25107 null_pointer_constant. Do not strip nops or call
25108 decl_constant_value_for_broken_optimization. Set
25109 in_late_binary_op for conversions to boolean.
25110 (store_init_value): Update call to digest_init.
25111 (digest_init): Take new parameter null_pointer_constant. Do not
25112 call decl_constant_value_for_broken_optimization. pedwarn for
25113 initializers not constant expressions. Update calls to
25114 convert_for_assignment.
25115 (constructor_nonconst): New.
25116 (struct constructor_stack): Add nonconst element.
25117 (really_start_incremental_init, push_init_level, pop_init_level):
25118 Handle constructor_nonconst and nonconst element.
25119 (set_init_index): Call constant_expression_warning for array
25121 (output_init_element): Fold value. Set constructor_nonconst as
25122 applicable. pedwarn for initializers not constant expressions.
25123 Update call to digest_init. Call constant_expression_warning
25124 where constant initializers are required.
25125 (process_init_element): Use c_save_expr.
25126 (c_finish_goto_ptr): Fold expression.
25127 (c_finish_return): Fold return value. Update call to
25128 convert_for_assignment.
25129 (c_start_case): Fold switch expression.
25130 (c_process_expr_stmt): Fold expression.
25131 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25132 ensure statement expression is not evaluated in constant expression.
25133 (build_binary_op): Track whether results are integer constant
25134 expressions or may occur in such, disable folding and wrap results
25135 as applicable. Fold operands for -Wsign-compare warnings unless
25137 (c_objc_common_truthvalue_conversion): Handle results folded to
25138 integer constants that are not integer constant expressions.
25139 * doc/extend.texi: Document when typeof operands are evaluated,
25140 that condition of __builtin_choose_expr is an integer constant
25141 expression, and more about use of __builtin_constant_p in
25144 2009-03-29 Richard Guenther <rguenther@suse.de>
25146 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25147 propagate addresses of array references.
25149 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25151 * regmove.c (perhaps_ends_bb_p): Remove.
25152 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25153 from INSN and check that the main loop stays within that basic block.
25154 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25155 (regmove_forward_pass): Split out from regmove_optimize. Use
25156 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25157 (regmove_backward_pass): Split out from regmove_optimize. Use
25158 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25159 (regmove_optimize): Simplify.
25161 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25164 * config/i386/i386.c (classify_argument): Ignore flexible array
25165 member in struct and warn ABI change.
25167 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25169 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25171 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25172 (ix86_adjust_cost): Updated.
25174 2009-03-29 Jan Hubicka <jh@suse.cz>
25176 PR middle-end/28850
25177 * tree-pass.h (pass_cleanup_eh): New function.
25178 (remove_unreachable_regions): Break code handling RTL
25179 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25180 that can not be reached by runtime.
25181 (can_be_reached_by_runtime): New function.
25182 (label_to_region_map): New function.
25183 (num_eh_regions): New function.
25184 (rtl_remove_unreachable_regions): New function.
25185 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25186 (remove_eh_region): New function.
25187 * except.h: Include sbitmap and vecprim.
25188 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25189 num_eh_regions): Declare.
25190 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25191 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25192 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25193 (tree_empty_eh_handler_p): New function.
25194 (cleanup_empty_eh): New function.
25195 (cleanup_eh): New function.
25196 (pass_cleanup_eh): New function.
25198 2009-03-29 Jan Hubicka <jh@suse.cz>
25200 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25201 for removed regions.
25203 2009-03-29 Jan Hubicka <jh@suse.cz>
25205 * except.c (dump_eh_tree): Dump all datastructures.
25207 2009-03-29 Jan Hubicka <jh@suse.cz>
25209 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25210 (duplicate_eh_regions_1): Likewise.
25211 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25212 vector; call EH verification.
25213 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25214 Be ready for region being removed.
25216 2009-03-29 Jan Hubicka <jh@suse.cz>
25218 * bitmap.c (bitmap_last_set_bit): New function.
25219 * bitmap.h (bitmap_last_set_bit): Declare.
25221 2009-03-29 David Ayers <ayers@fsfe.org>
25224 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25225 by calling objc_compare_types and surpress warnings about
25226 incompatible C pointers that are compatible ObjC pointers.
25228 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25230 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25231 call initialize_inline_failed.
25232 (initialize_inline_failed): Move it from here ...
25233 * cgraph.c (initialize_inline_failed): ... to here.
25234 (cgraph_create_edge): Call initialize_inline_failed rather than
25235 setting inline_failed directly.
25237 2009-03-29 Ben Elliston <bje@au.ibm.com>
25240 * sysv4.opt (msdata): Improve comment.
25241 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25242 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25244 2009-03-29 Ben Elliston <bje@au.ibm.com>
25247 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25248 load and store attributes.
25250 2009-03-29 Ben Elliston <bje@au.ibm.com>
25252 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25253 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25254 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25255 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25256 __builtin_infq and __builtin_huge_valq.
25258 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25260 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25262 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25263 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25265 2009-03-28 Xinliang David Li <davidxl@google.com>
25267 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25268 (do_dbg_cnt): New function.
25270 2009-03-28 Jan Hubicka <jh@suse.cz>
25272 Merge from pretty-ipa:
25274 2009-03-27 Jan Hubicka <jh@suse.cz>
25276 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25277 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25278 * passes.c (function_called_by_processed_nodes_p): New.
25279 * ipa-pure-const.c (check_call): Fix handling of operands.
25280 (analyze_function): Dump debug output for skipped bodies.
25281 (local_pure_const): Use function_called_by_processed_nodes_p.
25282 * dwarf2out.c (reference_to_unused): Use output.
25283 * passes.c (do_per_function_toporder): Likewise.
25285 2008-11-12 Jan Hubicka <jh@suse.cz>
25287 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25288 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25289 state_set_in_source enum
25290 (check_decl): Ignore memory tags; do not set fake looping flags;
25292 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25293 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25294 (check_call, analyze_function): Rewrite.
25296 (add_new_function): Update call of analyze_function.
25297 (generate_summary): Add call of analyze_function.
25298 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25299 (local_pure_const): New function.
25300 (pass_local_pure_const): New pass.
25301 * ipa-inline.c (inline_transform): Set after_inlining.
25302 * tree-eh.c (stmt_can_throw_external): New.
25303 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25304 work with aliasing built.
25305 * tree-flow.h (stmt_can_throw_external): New.
25306 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25307 and local pure/const pass in early and late optimization queue.
25309 2009-03-28 Martin Jambor <mjambor@suse.cz>
25311 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25313 (fold_binary): Allow function decl aligment consideration is the
25314 second argument is integer constant one.
25315 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25316 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25317 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25319 2009-03-28 Jan Hubicka <jh@suse.cz>
25321 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25322 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25323 * function.h (rtl_data): Add nothrow flag.
25324 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25325 set DECL_NOTHROW for AVAILABLE functions.
25327 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25329 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25330 following vector keyword has expansion starting with pixel or bool
25331 keyword, expand vector to __vector and pixel or bool to __pixel or
25335 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25336 warn_if_disallowed_function_p): Removed.
25337 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25338 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25339 warning_if_disallowed_function_p.
25340 * flags.h (warn_if_disallowed_function_p,
25341 warn_disallowed_functions): Removed.
25342 * common.opt (Wdisallowed-function-list=): Removed.
25343 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25345 2009-03-28 Richard Guenther <rguenther@suse.de>
25347 PR tree-optimization/38723
25348 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25351 2009-03-28 Jan Hubicka <jh@suse.cz>
25353 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25354 test introduced by my previous patch.
25356 2009-03-28 Richard Guenther <rguenther@suse.de>
25358 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25359 the PHIs value undefined.
25361 2009-03-28 Jan Hubicka <jh@suse.cz>
25363 * tree-pass.h (pass_fixup_cfg): New pass.
25364 * ipa-inline.c (inline_transform): Set
25365 always_inline_functions_inlined/after_inlining.
25366 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25367 (pass_fixup_cfg): New pass.
25368 * passes.c (init_optimization_passes): Add fixup_cfg.
25370 2009-03-28 Richard Guenther <rguenther@suse.de>
25372 PR tree-optimization/38458
25373 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25374 argument use the arguments copy-of value.
25376 2009-03-28 Richard Guenther <rguenther@suse.de>
25378 PR tree-optimization/38180
25379 * tree-ssa-ccp.c (get_default_value): Simplify.
25380 (likely_value): Likewise.
25381 (surely_varying_stmt_p): Properly handle VOP case.
25382 (ccp_initialize): Likewise.
25383 (ccp_fold): Handle propagating through *&.
25384 (fold_const_aggregate_ref): Also handle decls.
25386 2009-03-28 Jan Hubicka <jh@suse.cz>
25388 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25389 * cgraph.h (cgraph_node): Likewise.
25390 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25391 (cgraph_reset_node): Use process flag.
25392 (cgraph_mark_functions_to_output): Likewise.
25393 (cgraph_expand_function): Likewise.
25394 (cgraph_expand_all_functions): Likewise.
25395 (cgraph_output_in_order): Likewise.
25396 * dwarf2out.c (reference_to_unused): Likewise.
25397 * passes.c do_per_function_toporder): Likewise.
25399 2009-03-28 Jan Hubicka <jh@suse.cz>
25401 Bring from lto-branch:
25403 2008-09-03 Doug Kwan <dougkwan@google.com>
25405 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25406 enums instead of reason strings.
25407 * cgraph.c (cgraph_create_edge): Same.
25408 (cgraph_inline_failed_string): New function.
25409 * cgraph.h (cgraph_inline_failed_t): New enum type.
25410 (cgraph_inline_failed_string): New prototype.
25411 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25412 char pointer to cgraph_inline_failed_t.
25413 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25414 (cgraph_default_inline_p): Ditto.
25415 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25416 to cgraph_inline_failed_t pointer.
25417 * cif-code.def: New file.
25418 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25420 (cgraph_check_inline_limits): Change type of REASON to pointer to
25421 cgraph_inline_failed_t. Replace reason strings with enums.
25422 (cgraph_default_inline_p): Ditto.
25423 (cgraph_recursive_inlining_p): Ditto.
25424 (update_caller_keys): Change type of FAILED_REASON to
25425 cgraph_inline_failed_t.
25426 (cgraph_set_inline_failed): Change type of REASON to pointer to
25427 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25428 convert enums to strings for text output.
25429 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25430 to be of type cgraph_inline_failed_t. Replace reason strings with
25431 enums. Call cgraph_inline_failed_string to covert enums
25432 to strings for text output.
25433 (cgraph_decide_inlining): Replace reason strings with enums.
25434 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25435 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25437 * tree-inline.c (expand_call_inline): Change type of REASON
25438 to cgraph_inline_failed_t. Replace reason strings with enums.
25439 Call cgraph_inline_failed_string for text output.
25440 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25443 2009-03-28 Jan Hubicka <jh@suse.cz>
25445 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25446 cgraph_clone_node): Remove master clone handling.
25447 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25448 * cgraph.h (master_clone): Remove.
25449 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25450 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25451 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25453 2009-03-28 Jan Hubicka <jh@suse.cz>
25455 * cgraph.c (cgraph_function_body_availability): Functions declared
25456 inline are always safe to assume that it is not going to be replaced.
25458 2009-03-28 Richard Guenther <rguenther@suse.de>
25460 PR tree-optimization/38513
25461 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25462 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25463 EXC_PTR_EXPR and FILTER_EXPR.
25464 (get_ref_from_reference_ops): Likewise.
25466 2009-03-28 Richard Guenther <rguenther@suse.de>
25468 PR tree-optimization/38968
25469 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25470 Use FLOOR_MOD_EXPR to compute misalignment.
25472 2009-03-28 Richard Guenther <rguenther@suse.de>
25474 PR tree-optimization/37795
25475 * tree.h (combine_comparisons): Declare.
25476 * fold-const.c (combine_comparisons): Export.
25477 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25479 (ifcombine_iforif): Use combine_comparisons.
25481 2009-03-28 Jan Hubicka <jh@suse.cz>
25483 * tree-eh.c (inlinable_call_p): New function.
25484 (make_eh_edges): Use it.
25485 (verify_eh_edges): Use it.
25486 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25487 * except.c (reachable_next_level): Add inlinable_function argument
25488 (sjlj_find_directly_reachable_regions): Update.
25489 (add_reachable_handler): Do not set saw_any_handlers.
25490 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25491 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25492 Add new inlinable call parameter.
25493 (can_throw_internal, can_throw_external): Update.
25494 * except.h (can_throw_internal_1, can_throw_external_1,
25495 foreach_reachable_handler): Update declaration.
25497 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25499 * config/arm/t-arm-coff, config/h8300/coff.h,
25500 config/i386/i386-aout.h, config/i386/i386-coff.h,
25501 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25502 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25503 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25504 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25505 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25506 sys-types.h: Remove.
25507 * Makefile.in: Remove protoize and fixproto support and references
25509 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25510 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25512 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25513 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25514 unprotoize$(exeext).
25515 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25516 (.PHONY): Don't depend on proto.
25517 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25518 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25519 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25520 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25521 build/gen-protos.o, build/scan.o, xsys-protos.h,
25522 build/fix-header$(build_exeext), build/fix-header.o,
25523 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25524 stmp-install-fixproto): Remove.
25525 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25526 SYSCALLS.c or fixproto files.
25527 (install-common): Don't install protoize.
25528 (install-headers-tar, install-headers-cpio, install-headers-cp):
25529 Don't depend on $(STMP_FIXPROTO).
25530 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25531 install fixproto files or write out fixproto settings.
25532 (uninstall): Don't uninstall protoize.
25533 * config.gcc (use_fixproto): Remove.
25534 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25535 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25536 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25537 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25538 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25539 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25540 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25541 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25542 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25543 * config/t-vxworks (STMP_FIXPROTO): Remove.
25544 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25545 STMP_FIXPROTO): Remove.
25546 * config.in, configure: Regenerate.
25547 * crtstuff.c (gid_t, uid_t): Don't undefine.
25548 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25549 (arm-*-coff, arm-*-aout: Remove target entries.
25550 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25551 Remove mention of AIX 4.1.
25552 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25553 * doc/invoke.texi (Running Protoize): Remove.
25554 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25555 (Protoize Caveats): Remove.
25556 * tsystem.h: Update comments on headers assumed to exist.
25558 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25560 * genautomata.c: Add a new year to the copyright. Add a new
25562 (struct insn_reserv_decl): Add comments for member bypass_list.
25563 (find_bypass): Remove.
25564 (insert_bypass): New.
25565 (process_decls): Use insert_bypass.
25566 (output_internal_insn_latency_func): Output all bypasses with the
25567 same input insn in one switch case.
25569 * rtl.def (define_bypass): Describe bypass choice.
25570 * doc/md.texi (define_bypass): Ditto.
25572 2009-03-27 Richard Guenther <rguenther@suse.de>
25574 * gimplify.c (mark_addressable): Export.
25575 * tree-flow.h (mark_addressable): Declare.
25576 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25577 * tree-ssa.c (verify_phi_args): Verify that address taken
25578 variables have TREE_ADDRESSABLE set.
25580 2009-03-27 Richard Guenther <rguenther@suse.de>
25582 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25583 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25584 Do not mark decls TREE_ADDRESSABLE.
25585 (build_fold_addr_expr): Adjust.
25586 (fold_addr_expr): Remove.
25587 (fold_unary): Use build_fold_addr_expr.
25588 (fold_comparison): Likewise.
25589 (split_address_to_core_and_offset): Likewise.
25590 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25592 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25593 (gimplify_modify_expr_to_memcpy): Mark source and destination
25595 * omp-low.c (create_omp_child_function): Mark the object decl
25597 (lower_rec_input_clauses): Mark the var we take the address of
25599 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25601 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25603 PR middle-end/39315
25604 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25605 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25607 2009-03-27 Richard Guenther <rguenther@suse.de>
25609 PR tree-optimization/39120
25610 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25612 (handle_lhs_call): Process return constraints. Add escape
25613 constraints if necessary.
25614 (handle_const_call): Fill out return constraints. Make nested
25615 case more precise. Avoid consttmp if possible.
25616 (handle_pure_call): Fill out return constraints. Avoid
25617 callused if possible.
25618 (find_func_aliases): Simplify call handling.
25620 2009-03-27 Richard Guenther <rguenther@suse.de>
25622 PR tree-optimization/39120
25623 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25624 as a representative.
25625 (solve_graph): Do propagate CALLUSED.
25626 (handle_pure_call): Use a scalar constraint from CALLUSED for
25628 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25631 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25634 * c-common.c (handle_aligned_attribute): Properly check alignment
25635 overflow. Use (1U << i) instead of (1 << i).
25637 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25639 * expr.h (get_mem_align_offset): Updated.
25641 * tree.h (tree_decl_common): Change align to "unsigned int" and
25642 move it before pointer_alias_set.
25644 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25645 Jakub Jelinek <jakub@redhat.com>
25648 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25649 gr_register_operand with gr_reg_or_0_operand.
25650 (cmpxchg_rel_di): Likewise.
25651 (sync_lock_test_and_set<mode>): Likewise.
25653 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25655 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25656 (true_regnum): Likewise.
25658 * rtlanal.c (subreg_info): Moved to ...
25659 * rtl.h (subreg_info): Here. New.
25660 (subreg_get_info): New.
25662 * rtlanal.c (subreg_get_info): Make it extern.
25664 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25667 * config/i386/i386.c (ix86_abi): New.
25668 (override_options): Handle -mabi=.
25669 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25670 (ix86_call_abi_override): Likewise.
25671 (init_cumulative_args): Likewise.
25672 (function_arg_advance): Likewise.
25673 (function_arg_64): Likewise.
25674 (function_arg): Likewise.
25675 (ix86_pass_by_reference): Likewise.
25676 (ix86_function_value_regno_p): Likewise.
25677 (ix86_build_builtin_va_list_abi): Likewise.
25678 (setup_incoming_varargs_64): Likewise.
25679 (is_va_list_char_pointer): Likewise.
25680 (ix86_init_machine_status): Likewise.
25681 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25682 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25683 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25684 (ix86_function_abi): Make it static and return enum calling_abi.
25685 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25687 (ix86_fn_abi_va_list): Updated.
25689 * config/i386/i386.h (ix86_abi): New.
25690 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25691 (CONDITIONAL_REGISTER_USAGE): Likewise.
25692 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25693 (machine_function): Likewise.
25695 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25697 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25698 (STACK_BOUNDARY): Likewise.
25699 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25701 * config/i386/i386.opt (mabi=): New.
25703 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25704 return enum calling_abi.
25705 (ix86_function_type_abi): Likewise.
25706 (ix86_function_abi): Removed.
25708 * doc/invoke.texi: Document -mabi= option for x86.
25710 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25712 * builtins.c (real_dconstp): Delete.
25713 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25715 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25716 Jakub Jelinek <jakub@redhat.com>
25719 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25720 (gen_subprogram_die): When a function is explicit, generate the
25721 DW_AT_explicit attribute.
25722 * langhooks.h (struct lang_hooks_for_decls): Add
25723 function_decl_explicit_p langhook.
25724 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25725 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25727 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25729 * builtins.c (fold_builtin_memory_op): Optimize memmove
25730 into memcpy if we can prove source and destination don't overlap.
25732 * tree-inline.c: Include gt-tree-inline.h.
25733 (clone_fn_id_num): New variable.
25734 (clone_function_name): New function.
25735 (tree_function_versioning): Use it.
25736 * Makefile.in (GTFILES): Add tree-inline.c.
25738 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25740 * BASE-VER: Change to 4.5.0.
25742 2009-03-27 Xinliang David Li <davidxl@google.com>
25744 PR tree-optimization/39557
25745 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25747 2009-03-27 Xinliang David Li <davidxl@google.com>
25749 PR tree-optimization/39548
25750 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25753 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25755 * c-common.c (pointer_int_sum): Use %wd on return from
25758 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25760 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25761 on return from tree_low_cst.
25763 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25766 * ginclude/stdarg.h (va_copy): Define also for
25767 __GXX_EXPERIMENTAL_CXX0X__.
25769 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25772 * builtins.h (c_strlen): Do not warn here.
25773 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25774 * c-common.c (pointer_int_sum): Take an explicit location.
25775 Warn about offsets out of bounds.
25776 * c-common.h (pointer_int_sum): Adjust declaration.
25778 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25780 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25783 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25786 * opts.c (warn_if_disallowed_function_p): Don't assume
25787 get_callee_fndecl must return non-NULL.
25789 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25791 PR rtl-optimization/39522
25792 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25793 when reg_reloaded_valid is set.
25795 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25797 * config/spu/divv2df3.c: New file.
25798 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25799 (DPBIT_FUNCS): Filter out _div_df.
25801 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25803 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25804 a jump insn, count that jump in the distance to the loop start.
25806 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25809 * config/sh/sh.c (calc_live_regs): Fix condition for global
25810 registers except PIC_OFFSET_TABLE_REGNUM.
25812 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25815 * doc/invoke.texi (-mconsole): New.
25817 (-mno-cygwin): New.
25819 (-mnop-fun-dllimport): New.
25823 (sub section "i386 and x86-64 Windows Options"): New.
25825 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25827 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25828 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25830 2009-03-25 Richard Guenther <rguenther@suse.de>
25832 PR middle-end/39497
25833 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25836 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25838 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25839 neither of haifa/selective schedulers are working.
25841 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25843 * doc/invoke.texi (Debugging Options): Fix description of
25844 -fno-merge-debug-strings.
25846 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25848 * config/cris/libgcc.ver: New version-script.
25849 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25851 * configure.ac <GAS features, nop mnemonic>: Add pattern
25852 crisv32-*-* for "nop".
25853 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25854 * configure: Regenerate.
25856 2009-03-24 Ira Rosen <irar@il.ibm.com>
25858 PR tree-optimization/39529
25859 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25860 mark_sym_for_renaming for the tag copied to the new vector
25863 2009-03-24 Arthur Loiret <aloiret@debian.org>
25865 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25866 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25867 EXTRA_SPEC_FUNCTIONS.
25868 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25869 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25870 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25871 -march and -mtune options.
25873 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25875 * config/m68k/t-rtems: Add m5329 multilib.
25877 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25878 Jakub Jelinek <jakub@redhat.com>
25881 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25884 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25887 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25888 instead of c_parser_expression_conv, if original_code isn't one of the
25889 4 allowed comparison codes, fail.
25891 2009-03-23 Richard Guenther <rguenther@suse.de>
25893 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25894 * tree.h (struct tree_type): Likewise.
25895 * reload.h (struct insn_chain): Likewise.
25896 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25897 * function.h (struct function): Likewise.
25898 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25900 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25902 PR tree-optimization/39516
25903 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25905 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25907 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25908 should be set true if BITS_PER_WORD of target is bigger than 32
25910 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25912 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25913 Translate -B-options to -rpath-link. Correct existing
25914 rpath-link and conditionalize on !nostdlib.
25916 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25918 * doc/extend.texi (Function Attributes, Variable Attributes):
25920 * doc/invoke.texi (Debugging Options, Optimize Options)
25921 (i386 and x86-64 Options, MCore Options): Likewise.
25923 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25926 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25927 it for block local namespace aliases.
25928 (gen_decl_die): Pass context_die to gen_namespace_die.
25930 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25933 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25934 minimum or maximum value.
25936 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25938 * reginfo.c (globalize_reg): Recompute derived reg sets.
25940 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25943 * libgcc2.c (mprotect): Do not use signed arguments for
25944 VirtualProtect, use DWORD arguments. Also fix the 'may
25945 be used uninitialized' warning for the np variable.
25947 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25950 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25951 functions using regparm calling conventions when not optimizing.
25952 (ix86_function_sseregparm): Similarly for sseregparm calling
25955 2009-03-19 Li Feng <nemokingdom@gmail.com>
25957 PR middle-end/39500
25958 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25959 dependence if the first conflict is after niter iterations.
25961 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25963 PR middle-end/38609
25964 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25965 functions with dynamic stack-pointer adjustments.
25967 2009-03-19 Ben Elliston <bje@au.ibm.com>
25969 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25970 option; change to -msdata=data.
25972 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25974 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25977 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25980 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25982 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25984 * doc/invoke.texi (Code Gen Options): Expand discussion of
25987 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25989 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25990 * matrix-reorg.c (struct matrix_info): Likewise.
25991 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25992 * rtl.h (struct mem_attrs): Likewise.
25993 * df.h (struct df): Likewise.
25994 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25995 * ira-int.h (struct ira_allocno): Likewise.
25996 * df-scan.c (struct df_collection_rec): Likewise.
25997 * ira.c (struct equivalence): Likewise.
25998 * function.c (struct temp_slot): Likewise.
25999 * cfgloop.h (struct loop): Likewise.
26002 * function.c (use_register_for_decl): When not optimizing, disregard
26003 register keyword for variables with types containing methods.
26005 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26007 PR middle-end/39447
26008 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26009 (is_simple_operand): Call contains_component_ref_p before calling data
26010 reference analysis that would fail on COMPONENT_REFs.
26012 * tree-vrp.c (search_for_addr_array): Fix formatting.
26014 2009-03-18 Richard Guenther <rguenther@suse.de>
26016 * tree-vect-transform.c (vect_loop_versioning): Fold the
26017 generated comparisons.
26018 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26019 (slpeel_tree_peel_loop_to_edge): Likewise.
26021 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26023 PR middle-end/37805
26024 * opts.c (print_specific_help): In addition to `undocumented',
26025 accept `separate' and `joined' flags if passed alone. Describe
26026 output by the first matched one of those.
26027 (common_handle_option): Skip over empty strings.
26028 * gcc.c (display_help): Fix help string for `--help='.
26029 * doc/invoke.texi (Option Summary, Overall Options): With
26030 `--help=', classes and qualifiers can both be repeated, but
26031 only the latter can be negated. One should not pass only
26032 negated qualifiers. Fix markup and examples.
26035 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26036 PR middle-end/37805
26037 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26038 and -fhelp=separate.
26040 2009-03-17 Jing Yu <jingyu@google.com>
26042 PR middle-end/39378
26043 * function.h (struct rtl_data): Move is_thunk from here...
26044 (struct function): ...to here.
26045 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26046 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26048 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26050 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26051 (alpha_output_function_end_prologue): Likewise.
26052 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26053 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26054 (rs6000_output_function_epilogue): Likewise.
26055 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26057 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26060 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26061 from different units in a single alternative.
26062 (*truncdfsf_i387): Ditto.
26063 (*truncxfsf2_mixed): Ditto.
26064 (*truncxfdf2_mixed): Ditto.
26066 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26068 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26069 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26072 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26073 unused non-artificial variables when not optimizing.
26076 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26077 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26078 NAMESPACE_DECL in its DECL_INITIAL.
26080 PR middle-end/39443
26081 * optabs.c (set_user_assembler_libfunc): New function.
26082 * expr.h (set_user_assembler_libfunc): New prototype.
26083 * c-common.c: Include libfuncs.h.
26084 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26085 for memcmp, memset, memcpy, memmove and abort.
26086 * Makefile.in (c-common.o): Depend on libfuncs.h.
26089 * dwarf2out.c (gen_inlined_enumeration_type_die,
26090 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26091 gen_tagged_type_instantiation_die): Removed.
26092 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26095 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26098 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26100 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26101 (check-parallel-%): Ditto.
26102 (check-consistency): Ditto.
26104 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26106 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26107 local variable rhs by NULL_TREE.
26109 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26112 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26114 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26117 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26119 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26122 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26123 for ms->sysv ABI calls only in 64bit mode.
26125 * config/i386/i386.md (untyped_call): Support 32bit.
26127 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26129 * doc/extend.texi: Replace x86_65 with x86_64.
26131 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26133 PR tree-optimization/39455
26134 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26135 mismatches for POINTER_TYPE_P (type).
26136 (number_of_iterations_le): Likewise.
26138 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26140 * config/picochip/picochip.c: Removed profiling support.
26141 * config/picochip/picochip.md: Removed profiling instruction.
26142 * config/picochip/picochip.h: Removed profiling builtin.
26144 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26146 * doc/install.texi (--with-host-libstdcxx): Document.
26148 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26151 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26152 generate a warning if the function name does not begin with
26153 "__vector" and the function has either the 'signal' or 'interrupt'
26154 attribute, from here to ...
26155 (avr_declare_function_name): ...here. New function.
26156 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26157 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26159 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26162 * cse.c (fold_rtx): Don't modify original const_arg1 when
26163 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26164 separate variable instead.
26165 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26166 from out of range shift counts.
26167 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26169 2009-03-13 Catherine Moore <clm@codesourcery.com>
26171 * config/i386/x-mingw32 (host-mingw32.o): Replace
26172 diagnostic.h with $(DIAGNOSTIC_H).
26174 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26177 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26179 * config/i386/sync.md (sync_compare_and_swap<mode>,
26180 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26181 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26183 (sync_double_compare_and_swapdi_pic,
26184 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26185 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26187 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26190 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26192 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26195 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26196 (avx_addsubv4df3): Likewise.
26197 (*avx_addsubv4sf3): Likewise.
26198 (sse3_addsubv4sf3): Likewise.
26200 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26203 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26205 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26208 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26209 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26210 registers for allocnos created from user-defined variables.
26212 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26215 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26216 of non-integer mode as well.
26218 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26220 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26221 for functions for which the parameter types are unknown.
26223 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26226 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26227 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26228 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26229 * config/i386/i386.c (ix86_local_alignment): For
26230 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26231 long long variables on the stack to avoid dynamic realignment.
26232 Allow the first argument to be a decl rather than type.
26233 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26235 2009-03-11 Nick Clifton <nickc@redhat.com>
26238 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26240 Add description to mno-lsim option.
26241 * config/mcore/mcore.h: Remove comment about deprecated m4align
26243 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26244 * doc/invoke.texi: Add description of mno-lsim and
26245 mstack-increment options.
26247 * config/fr30/fr30.opt: Document the -mno-lsim option.
26248 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26249 and -mno-lsim options.
26251 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26253 * fold-const.c (fold_comparison): Only call fold_inf_compare
26254 if the mode supports infinities.
26256 2009-03-11 Jason Merrill <jason@redhat.com>
26259 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26260 end already did. Notice GIMPLE_CALL modifications of the result.
26261 Don't copy debug information from an ignored decl or a decl from
26264 2009-03-10 Richard Guenther <rguenther@suse.de>
26265 Nathan Froyd <froydnj@codesourcery.com>
26267 PR middle-end/37850
26268 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26269 (__divMODE3): Likewise.
26271 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26273 PR tree-optimization/39394
26274 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26275 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26277 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26279 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26280 inline asms for register asm ("") declarations.
26282 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26284 * fold-const.c (fold_unary): Fix comment.
26286 2009-03-07 Jan Hubicka <jh@suse.cz>
26289 * tree-inline.c (setup_one_parameter): Do replacement of const
26290 argument by constant in SSA form.
26292 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26294 PR middle-end/38028
26295 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26296 determine alignment passed to assign_stack_local.
26297 (assign_parms_unsplit_complex): Likewise.
26298 * except.c (sjlj_build_landing_pads): Likewise.
26300 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26302 PR middle-end/39360
26303 * tree-flow.h (add_referenced_var): Return bool instead of void.
26304 * tree-dfa.c (add_referenced_var): Return result of
26305 referenced_var_check_and_insert call.
26306 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26307 of referenced_var_check_and_insert.
26310 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26311 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26312 DIE, don't emit it if abstract origin already has it.
26313 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26314 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26316 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26318 * genpreds.c (needs_variable): Fix parentheses at variable name
26320 (write_tm_constrs_h): Indent generated code.
26322 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26324 * doc/extend.texi (Function Attributes): Add documentation
26325 for isr attributes.
26327 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26330 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26331 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26333 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26335 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26338 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26341 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26342 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26344 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26346 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26347 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26348 constants instead of magic numbers.
26349 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26351 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26352 (x86_64_ms_abi_int_parameter_registers): Ditto.
26353 (x86_64_int_return_registers): Ditto.
26354 (ix86_maybe_switch_abi): Ditto.
26355 (ix86_expand_call): Ditto for clobbered_registers array.
26356 (ix86_hard_regno_mode_ok): Ditto.
26357 (x86_extended_QIreg_mentioned_p): Ditto.
26359 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26361 PR tree-optimization/39349
26362 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26364 * combine.c (gen_lowpart_for_combine): Use omode when generating
26367 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26369 PR rtl-optimization/39235
26370 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26372 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26374 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26376 2009-03-04 Richard Guenther <rguenther@suse.de>
26378 PR tree-optimization/39362
26379 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26380 that occur in abnormal PHIs should be varying.
26382 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26384 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26386 (simple_iv): Take loop as an argument instead of statement.
26387 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26388 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26390 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26392 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26393 * matrix-reorg.c (analyze_transpose): Ditto.
26394 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26395 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26396 * tree-predcom.c (ref_at_iteration): Ditto.
26397 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26399 2009-03-04 Richard Guenther <rguenther@suse.de>
26401 PR tree-optimization/39358
26402 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26403 escaped_id and callused_id.
26404 (solve_graph): Likewise.
26406 2009-03-04 Richard Guenther <rguenther@suse.de>
26408 PR tree-optimization/39339
26409 * tree-sra.c (try_instantiate_multiple_fields): Make it
26410 no longer ICE on the above.
26412 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26414 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26415 that fits within Pmode.
26417 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26419 PR middle-end/10109
26420 * tm.texi (LIBCALL_VALUE): Update description.
26422 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26424 PR middle-end/34443
26425 * doc/extend.texi (section): Update description.
26427 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26429 PR middle-end/39345
26430 * tree-inline.c (remapped_type): New.
26431 (can_be_nonlocal): Call remapped_type instead of remap_type.
26433 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26436 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26437 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26439 2009-03-03 Richard Guenther <rguenther@suse.de>
26441 PR middle-end/39272
26442 * tree.c (tree_nonartificial_location): New function.
26443 * tree.h (tree_nonartificial_location): Declare.
26444 * builtins.c (expand_builtin_memory_chk): Provide location
26445 of the call location for artificial function pieces.
26446 (maybe_emit_chk_warning): Likewise.
26447 (maybe_emit_sprintf_chk_warning): Likewise.
26448 (maybe_emit_free_warning): Likewise.
26449 * expr.c (expand_expr_real_1): Likewise.
26451 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26453 PR tree-optimization/39343
26454 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26455 COMPONENT_REF t has ARRAY_TYPE.
26457 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26459 PR middle-end/39335
26460 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26461 when the type precision of the induction variable should be
26462 larger than the type precision of nit.
26463 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26464 * graphite.c (graphite_loop_normal_form): Same.
26465 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26467 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26469 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26470 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26471 numbers to describe clobbered registers.
26472 (*call_value_0_rex64_ms_sysv): Ditto.
26473 * config/i386/mmx.md (mmx_emms): Ditto.
26474 (mmx_femms): Ditto.
26476 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26478 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26481 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26483 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26484 (spu_section_type_flags): New function.
26486 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26488 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26489 reg_class_contents of FLOAT_REGS into a temporary.
26491 2009-03-02 Richard Guenther <rguenther@suse.de>
26492 Ira Rosen <irar@il.ibm.com>
26494 PR tree-optimization/39318
26495 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26496 information to the vectorized statement.
26498 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26500 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26501 variable. Use defined names instead of magic constants for REX SSE
26504 2009-03-01 Richard Guenther <rguenther@suse.de>
26506 PR tree-optimization/39331
26507 * omp-low.c (lower_send_shared_vars): Do not receive new
26508 values for the reference of DECL_BY_REFERENCE parms or results.
26510 2009-03-01 Jan Hubicka <jh@suse.cz>
26513 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26514 BLOCK_NONLOCALIZED_VAR): New macros.
26515 (tree_block): Add nonlocalized_vars.
26516 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26517 gen_decl_die): Add origin argument. Allow generation of die with
26518 origin at hand only.
26519 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26520 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26522 (gen_block_die): Fix checking for unused blocks.
26523 (process_scope_var): Break out from .... ; work with origins only.
26524 (decls_for_scope) ... here; process nonlocalized list.
26525 (dwarf2out_ignore_block): Look for nonlocalized vars.
26526 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26528 (dump_scope_block): Dump them.
26529 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26530 (remap_block): Likewise.
26531 (can_be_nonlocal): New predicate.
26532 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26534 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26536 * configure: Regenerate.
26538 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26540 * optc-gen.awk: No need to duplicate option flags twice.
26541 Reuse help texts for duplicate options which do not have any.
26543 * gcc.c (display_help): Document --version.
26545 * gcc.c (main): If print_help_list and verbose_flag, ensure
26546 driver output comes before subprocess output.
26548 * optc-gen.awk: Assign all remaining fields to help string,
26549 space-separated, for multi-line help in *.opt.
26551 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26552 -Wno-pedantic-ms-format is for MinGW targets only.
26554 * doc/options.texi (Option file format): Fix bad indentation,
26555 restoring dropped sentence.
26557 2009-02-28 Jan Hubicka <jh@suse.cz>
26559 * tree-inline.c (tree_function_versioning): Output debug info.
26561 2009-02-28 Jan Hubicka <jh@suse.cz>
26564 * tree-inline.c (setup_one_parameter): Do not copy propagate
26565 arguments when not optimizing.
26567 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26570 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26571 (avx_addsubv4df3): Likewise.
26572 (*avx_addsubv4sf3): Likewise.
26573 (sse3_addsubv4sf3): Likewise.
26574 (*avx_addsubv2df3): Likewise.
26575 (sse3_addsubv2df3): Likewise.
26576 (avx_unpckhps256): Correct item selectors.
26577 (avx_unpcklps256): Likewise.
26578 (avx_unpckhpd256): Likewise.
26579 (avx_unpcklpd256): Likewise.
26581 2009-02-28 Jan Hubicka <jh@suse.cz>
26583 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26585 (copy_arguments_for_versioning): If var is declared don't declare it.
26586 (tree_function_versioning): First setup substitutions and then copy
26589 2009-02-27 Jan Hubicka <jh@suse.cz>
26592 * cgraph.h (varpool_output_debug_info): Remove.
26593 * cgraphunit.c (varpool_output_debug_info): Remove.
26594 * dwarf2out.c (deferred_locations_struct): New struct
26595 (deferred_locations): New type.
26596 (deferred_locations_list): New static var.
26597 (deffer_location): New function.
26598 (gen_variable_die): Use it.
26599 (decls_for_scope): Output info on local static vars.
26600 (dwarf2out_finish): Process deferred locations.
26601 * varpool.c (varpool_output_debug_info): Remove.
26603 2009-02-27 Jan Hubicka <jh@suse.cz>
26606 * tree.h (TREE_PROTECTED): Fix comment.
26607 (BLOCK_HANDLER_BLOCK): Remove.
26608 (struct tree_block): Remove handler_block add body_block.
26609 (inlined_function_outer_scope_p): New.
26610 (is_body_block): Remove.
26611 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26612 * dwarf2out.c (is_inlined_entry_point): Remove.
26613 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26614 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26616 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26617 * gimplify.c (gimplify_expr): Gimplify body blocks.
26618 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26619 block with multiple subblocks.
26620 (dump_scope_block): Prettier output; dump more flags and info.
26621 (dump_scope_blocks): New.
26622 (remove_unused_locals): Use dump_scope_blocks.
26623 * tree-flow.h (dump_scope_blocks): Declare.
26624 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26625 * stmt.c (is_body_block): Remove.
26626 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26627 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26629 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26631 PR middle-end/39308
26632 * graphite.c (graphite_loop_normal_form): Do not call
26633 number_of_iterations_exit from a gcc_assert.
26635 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26637 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26638 jumps if COND is NULL.
26639 (find_cond_jump): New function.
26640 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26641 * config/s390/s390.md: Remove z10_cobra attribute value.
26643 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26645 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26646 force_const_mem returns NULL_RTX.
26648 2009-02-26 Jan Hubicka <jh@suse.cz>
26651 * cgraph.h (varpool_output_debug_info): Remove.
26652 * cgraphunit.c (varpool_output_debug_info): Remove.
26653 * dwarf2out.c (deferred_locations_struct): New struct
26654 (deferred_locations): New type.
26655 (deferred_locations_list): New static var.
26656 (deffer_location): New function.
26657 (gen_variable_die): Use it.
26658 (decls_for_scope): Output info on local static vars.
26659 (dwarf2out_finish): Process deferred locations.
26660 * varpool.c (varpool_output_debug_info): Remove.
26662 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26664 PR rtl-optimization/39241
26665 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26666 to subreg_offset_representable_p.
26668 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26670 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26671 execute function prototype. Get f and nregs from max_reg_num
26672 and get_insns. Remove the first backward pass as it's dead,
26673 guard the forward pass by flag_expensive_optimizations.
26674 (rest_of_handle_regmove): Delete.
26675 (pass_regmove): Replace it with regmove_optimize.
26677 2009-02-25 Martin Jambor <mjambor@suse.cz>
26679 PR tree-optimization/39259
26680 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26681 calls_alloca function flags.
26682 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26683 calls are detected.
26685 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26687 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26688 flags_set_1_rtx, flags_set_1_set): Delete.
26689 (regmove_optimize): Do not call mark_flags_life_zones.
26691 2009-02-24 Julian Brown <julian@codesourcery.com>
26694 * config/arm/arm.c (require_pic_register): Only set
26695 cfun->machine->pic_reg once per function.
26697 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26699 * doc/invoke.texi (Link Options): Document an easier way to pass
26700 options that take arguments to the GNU linker using -Xlinker and -Wl.
26702 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26705 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26707 2009-02-24 Richard Guenther <rguenther@suse.de>
26710 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26712 2009-02-24 Richard Guenther <rguenther@suse.de>
26713 Zdenek Dvorak <ook@ucw.cz>
26715 PR tree-optimization/39233
26716 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26717 from converting them to a generic type.
26719 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26721 PR tree-optimization/39260
26722 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26723 contains a condition with a real type.
26724 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26726 2009-02-23 Jason Merrill <jason@redhat.com>
26729 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26730 narrowing_initializer_constant_valid_p.
26731 (narrowing_initializer_constant_valid_p): Don't return
26732 null_pointer_node for adding a pointer to itself.
26734 2009-02-23 Jan Hubicka <jh@suse.cz>
26737 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26740 2009-02-23 Jan Hubicka <jh@suse.cz>
26742 PR tree-optimization/37709
26743 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26744 * tree.h (block_ultimate_origin): Declare.
26745 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26746 * tree-ssa-live.c (remove_unused_scope_block_p):
26747 Eliminate blocks containig no instructions nor live variables nor
26749 (dump_scope_block): New function.
26750 (remove_unused_locals): Enable removal of dead blocks by default;
26751 enable dumping at TDF_DETAILS.
26753 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26755 * config/i386/i386.c (classify_argument): Don't allow COImode
26757 (function_arg_advance_32): Don't allow OImode.
26758 (function_arg_32): Likewise.
26759 (function_value_32): Likewise.
26760 (return_in_memory_32): Likewise.
26761 (function_arg_64): Remove OImode comment.
26763 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26766 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26767 ix86_expand_vector_set for V4DImode in 64bit mode only.
26768 (ix86_expand_vector_init_one_var): Likewise.
26770 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26772 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26774 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26777 * loop-iv.c: Revert last change.
26778 * emit-rtl.c: Likewise.
26780 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26783 * config/i386/i386.c (type_natural_mode): Remove an extra
26784 space in the warning message.
26785 (function_value_32): Handle 32-byte vector modes.
26786 (return_in_memory_32): Likewise.
26788 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26790 * loop-iv.c (truncate_value): New function.
26791 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26793 (lowpart_subreg): Move to...
26794 * emit-rtl.c: ...here.
26796 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26798 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26799 accidental and undocumented change at revision 140860.
26801 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26803 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26804 take gimple_seq * arguments.
26805 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26806 types_compatible_p langhook.
26808 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26809 Joseph Myers <joseph@codesourcery.com>
26811 * config/arm/arm.c (arm_builtin_va_list): New function.
26812 (arm_expand_builtin_va_start): Likewise.
26813 (arm_gimplify_va_arg_expr): Likewise.
26814 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26815 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26816 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26817 (va_list_type): New variable.
26818 (arm_mangle_type): Mangle va_list_type appropriately.
26820 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26822 PR middle-end/39157
26823 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26824 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26825 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26826 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26827 parameter to 1000 for -O1 by default.
26828 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26830 * loop-invariant.c: Include params.h.
26831 (move_loop_invariants): Don't call move_single_loop_invariants on
26834 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26836 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26837 offset when calculating bounds for indexing stack_usage_map. Fixes
26838 a buffer overflow with certain target setups.
26840 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26843 * calls.c (expand_call): Clear try_tail_call if caller and callee
26844 disagree in promotion of function return value.
26846 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26849 * c-common.c (c_determine_visibility): If visibility changed and
26850 DECL_RTL has been already set, call make_decl_rtl to update symbol
26853 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26856 * varasm.c (assemble_variable): Don't check DECL_NAME when
26857 globalizing a variable.
26859 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26862 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26863 expression before any __builtin_trap call.
26864 * c-typeck.c (build_function_call): Convert and check function
26865 arguments before generating a call to a trap. Evaluate the
26866 function arguments before the trap.
26868 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26871 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26872 (UNSPEC_FXAM_MEM): New unspec.
26873 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26874 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26875 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26877 2009-02-19 Richard Guenther <rguenther@suse.de>
26879 PR tree-optimization/39207
26880 PR tree-optimization/39074
26881 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26882 storedanything_tree): New.
26883 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26884 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26885 (build_succ_graph): Add edges from STOREDANYTHING to all
26887 (init_base_vars): Initialize STOREDANYTHING.
26888 (compute_points_to_sets): Free substitution info after
26889 building the succ graph.
26890 (ipa_pta_execute): Likewise.
26892 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26894 (do_ds_constraint): Do not add to special var or non-pointer
26896 (type_could_have_pointers): Split out from ...
26897 (could_have_pointers): ... here. For arrays use the element type.
26898 (create_variable_info_for): Initialize may_have_pointers.
26899 (new_var_info): Likewise.
26900 (handle_lhs_call): Make the HEAP variable unknown-sized.
26901 (intra_create_variable_infos): Use a type with pointers for
26902 PARM_NOALIAS, make it unknown-sized.
26904 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26907 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26909 2009-02-18 Jason Merrill <jason@redhat.com>
26912 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26913 value if DECL_EXTERNAL.
26914 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26915 * target.h (gcc_target::binds_local_p): Clarify "module".
26916 * tree.h (TREE_PUBLIC): Clarify "module".
26918 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26921 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26922 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26924 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26927 * c.opt (Wabi): Support C and ObjC.
26930 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26932 * config/i386/i386.c (classify_argument): Warn once about the ABI
26933 change when passing union with long double.
26935 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26937 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26940 * c-parser.c (c_parser_compound_statement): Always enter and leave
26943 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26946 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26948 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26950 PR tree-optimization/36922
26951 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26952 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26955 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26957 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26960 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26962 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26964 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26966 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26969 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26970 Richard Sandiford <rdsandiford@googlemail.com>
26972 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26973 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26974 (loongson_biadd): ...this.
26976 2009-02-17 Richard Guenther <rguenther@suse.de>
26978 PR tree-optimization/39202
26979 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26980 a var make sure to follow existing collapses.
26982 2009-02-17 Richard Guenther <rguenther@suse.de>
26984 PR middle-end/39214
26985 * langhooks.c (lhd_print_error_function): Check for NULL block.
26987 2009-02-17 Richard Guenther <rguenther@suse.de>
26989 PR tree-optimization/39204
26990 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26993 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26995 * config/soft-fp/double.h: Update from glibc CVS.
26997 2009-02-17 Richard Guenther <rguenther@suse.de>
26999 PR tree-optimization/39207
27000 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27001 strict-aliasing warnings for pointers pointing to NULL.
27003 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27006 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27007 skipping until next close brace.
27009 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27012 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27013 to function argument boundary.
27015 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27017 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27018 in the lea_add. Reload eventually constraints it properly.
27019 * config/picochip/constraints.md: Remove the target constraint
27020 "b", since it is not needed anymore.
27022 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27024 * gthr-dce.h: Uglify function parameter and local variable names.
27025 * gthr-gnat.h: Likewise.
27026 * gthr-mipssde.h: Likewise.
27027 * gthr-nks.h: Likewise.
27028 * gthr-posix95.h: Likewise.
27029 * gthr-posix.h: Likewise.
27030 * gthr-rtems.h: Likewise.
27031 * gthr-single.h: Likewise.
27032 * gthr-solaris.h: Likewise.
27033 * gthr-tpf.h: Likewise.
27034 * gthr-vxworks.h: Likewise.
27035 * gthr-win32.h: Likewise.
27037 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27040 * config/i386/i386.md: Restrict the new peephole2 to move
27041 between MMX/SSE registers.
27043 2009-02-15 Richard Guenther <rguenther@suse.de>
27046 2009-02-13 Richard Guenther <rguenther@suse.de>
27048 * configure.ac: Enable LFS.
27049 * configure: Re-generate.
27050 * config.in: Likewise.
27052 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27054 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27055 spu_srqwbyte, spu_srqwbytebc): Define.
27056 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27057 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27058 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27059 "shrqby_<mode>"): New insn-and-split patterns.
27060 * config/spu/spu.c (expand_builtin_args): Determine and return
27061 number of operands using spu_builtin_description data.
27062 (spu_expand_builtin_1): Use it.
27064 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27067 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27070 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27073 * config/i386/i386.c (override_options): Correct warning
27074 messages for -malign-loops, -malign-jumps and -malign-functions.
27076 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27079 * config/i386/i386.md: Restrict the new peephole2 to move
27080 between the general purpose registers.
27082 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27085 * config/i386/i386.c (type_natural_mode): Add a new argument.
27086 Return the original mode and warn ABI change if vector size is 32byte.
27087 (function_arg_advance): Updated.
27088 (function_arg): Likewise.
27089 (ix86_function_value): Likewise.
27090 (ix86_return_in_memory): Likewise.
27091 (ix86_sol10_return_in_memory): Likewise.
27092 (ix86_gimplify_va_arg): Likewise.
27093 (function_arg_32): Don't warn ABX ABI change here.
27094 (function_arg_64): Likewise.
27096 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27098 * loop-iv.c (implies_p): In the final case, test that operands 0
27099 of the two comparisons match.
27101 * config/bfin/bfin.c (find_prev_insn_start): New function.
27102 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27103 (find_next_insn_start): Move.
27105 2009-02-13 Richard Guenther <rguenther@suse.de>
27107 * configure.ac: Enable LFS.
27108 * configure: Re-generate.
27109 * config.in: Likewise.
27111 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27114 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27115 sizes on syntax error after some arguments have been parsed.
27117 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27119 * doc/invoke.texi (-fira): Remove.
27121 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27123 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27124 * recog.c: Likewise.
27127 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27129 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27130 (umul_ppmm): Likewise.
27131 (count_leading_zeros): Likewise.
27132 (count_trailing_zeros): Likewise.
27133 (UMUL_TIME): Likewise.
27135 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27137 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27138 soft-fp/t-softfp to tmake_file.
27140 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27141 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27142 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27143 IA64_BUILTIN_INFQ]: New.
27144 (ia64_init_builtins): Initialize __builtin_infq,
27145 __builtin_fabsq and __builtin_copysignq if not HPUX.
27146 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27147 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27149 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27151 (__fixtfti): Likewise.
27152 (__fixunstfti): Likewise.
27153 (__floattitf): Likewise.
27155 * config/ia64/libgcc-glibc.ver: New.
27156 * config/ia64/t-fprules-softfp: Likewise.
27157 * config/ia64/sfp-machine.h: Likewise.
27159 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27160 (LIBGCC2_TF_CEXT): Likewise.
27161 (TF_SIZE): Likewise.
27162 (TARGET_INIT_LIBFUNCS): Likewise.
27164 * config/ia64/t-glibc (SHLINB_MAPFILES):
27165 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27167 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27169 * config/i386/i386.c (construct_container): Rewrite processing
27170 BLKmode with X86_64_SSE_CLASS.
27172 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27175 * config/i386/i386.md: Replace simplify_replace_rtx with
27176 replace_rtx in the new peephole2.
27178 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27180 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27181 loop unrolling do not happen at -O2.
27183 2009-02-12 Michael Matz <matz@suse.de>
27185 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27187 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27189 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27192 2009-02-12 Ben Elliston <bje@au.ibm.com>
27194 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27195 patterns when updating the back chain. Missed in the 2009-02-10
27198 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27200 * doc/extend.texi (Decimal Floating Types): Update identifier of
27201 draft TR and list of missing support.
27203 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27205 PR middle-end/39154
27206 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27207 bit to variable length decl's flags, add it also to its
27208 pointer replacement variable.
27210 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27211 Jakub Jelinek <jakub@redhat.com>
27214 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27215 (memory_blockage): New expander.
27216 (*memory_blockage): New insn pattern.
27217 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27218 instead of general blockage at the end of function prologue when
27219 frame pointer is used to access red zone area. Do not emit blockage
27220 when profiling, it is emitted in generic code.
27221 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27222 function epilogue when frame pointer is used to access red zone area.
27224 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27227 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27228 by arithmetic with memory operands.
27229 * config/i386/predicates.md (commutative_operator): New.
27231 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27233 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27236 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27238 * alias.h (record_alias_subset): Declare.
27239 * alias.c (record_alias_subset): Make global.
27241 2009-02-10 Nick Clifton <nickc@redhat.com>
27243 * tree-parloops.c: Change license to GPLv3.
27244 * ipa-struct-reorg.c: Change license to GPLv3.
27245 * ipa-struct-reorg.h: Change license to GPLv3.
27247 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27250 * c-decl.c (start_struct): Return NULL on error.
27252 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27254 PR middle-end/39124
27255 * cfgloopmanip.c (remove_path): Call remove_bbs after
27256 cancel_loop_tree, not before it.
27259 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27260 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27261 VAR_DECLs were seen.
27262 * tree-ssa-live.c (remove_unused_locals): Recompute
27263 cfun->has_local_explicit_reg_vars.
27264 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27265 copies or clearings if cfun->has_local_explicit_reg_vars.
27267 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27270 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27271 of function prologue when frame pointer is used to access
27274 2009-02-10 Richard Guenther <rguenther@suse.de>
27276 PR middle-end/39127
27277 * gimplify.c (gimple_regimplify_operands): Always look if
27278 we need to create a temporary.
27280 2009-02-10 Richard Guenther <rguenther@suse.de>
27282 PR tree-optimization/39132
27283 * tree-loop-distribution.c (todo): New global var.
27284 (generate_memset_zero): Trigger TODO_rebuild_alias.
27285 (tree_loop_distribution): Return todo.
27287 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27290 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27291 (x86_64_reg_class_name): Removed.
27292 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27293 first one isn't X86_64_SSE_CLASS or any other ones aren't
27294 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27295 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27296 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27297 and 3 X86_64_SSEUP_CLASS.
27298 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27299 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27301 2009-02-10 Ben Elliston <bje@au.ibm.com>
27303 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27304 form instruction to update the stack back chain word, even if the
27305 user has disabled the generation of update instructions.
27306 (movdi_<mode>_update_stack): New.
27307 (movsi_update_stack): Likewise.
27308 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27309 always use an update form instruction to update the stack back
27312 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27314 PR middle-end/38953
27315 * graphite.c (if_region_set_false_region): After moving a region in
27316 the false branch of a condition, remove the empty dummy basic block.
27317 (gloog): Remove wrong fix for PR38953.
27319 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27321 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27322 generation due to implicit sign extension.
27324 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27326 PR middle-end/38981
27327 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27328 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27330 2009-02-09 Richard Guenther <rguenther@suse.de>
27332 PR middle-end/35202
27333 * convert.c (convert_to_real): Disable (float)fn((double)x)
27334 to fnf(x) conversion if errno differences may occur and
27335 -fmath-errno is set.
27337 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27339 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27340 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27341 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27343 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27346 * c-common.c (handle_alias_attribute): Disallow attribute for
27347 anything not a FUNCTION_DECL or VAR_DECL.
27349 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27352 * real.c (do_compare): Special-case compare of zero against
27353 decimal float value.
27355 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27358 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27359 as indicating flexible array members unless the field itself is
27360 being declarared as the incomplete array.
27362 2009-02-06 Jan Hubicka <jh@suse.cz>
27364 PR tree-optimization/38844
27365 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27366 is already inlined.
27368 2009-02-06 Richard Guenther <rguenther@suse.de>
27370 PR middle-end/38977
27371 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27372 fork because we may expand it as __gcov_fork.
27374 2009-02-06 Nick Clifton <nickc@redhat.com>
27376 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27378 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27380 PR tree-optimization/35659
27381 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27382 vn_phi_eq): Shortcut if hashcode does not match.
27383 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27385 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27386 and avoid iterative_hash_expr.
27387 (FOR_EACH_VALUE_ID_IN_SET): New.
27388 (value_id_compare): Remove.
27389 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27390 sort expressions by value id.
27392 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27395 * config/sh/predicates.md (general_movsrc_operand): Don't check
27396 the subreg of system registers here.
27398 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27401 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27402 on the copied decl.
27404 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27406 PR rtl-optimization/39110
27407 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27408 addresses, not aligned ones.
27410 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27411 Richard Guenther <rguenther@suse.de>
27413 PR tree-optimization/39100
27414 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27415 comment says and add edges.
27417 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27420 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27421 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27423 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27425 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27426 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27427 register_bb_in_sese, new_sese, free_sese): Moved.
27428 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27429 outermost_loop_in_scop, build_scop_iteration_domain,
27430 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27431 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27432 Use loop_in_sese_p instead of loop_in_scop_p.
27433 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27434 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27435 (scopdet_basic_block_info): Fix bug in scop detection.
27436 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27437 eq_loop_to_cloog_loop): Remove.
27438 (nb_loops_around_loop_in_scop, nb_loop
27439 ref_nb_loops): Moved here...
27440 * graphite.h (ref_nb_loops): ... from here.
27441 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27442 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27443 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27445 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27446 Hans-Peter Nilsson <hp@axis.com>
27448 PR rtl-optimization/37889
27449 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27450 Move offset handling from PLUS to before the switch. Use new
27451 arguments when considering SYMBOL_REFs too.
27452 (rtx_addr_can_trap_p): Pass dummy offset and size.
27453 (enum may_trap_p_flags): Remove.
27454 (may_trap_p_1): Pass size from MEM_SIZE.
27456 PR rtl-optimization/38921
27457 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27458 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27459 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27460 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27462 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27464 AVX Programming Reference (January, 2009)
27465 * config/i386/sse.md (*vpclmulqdq): New.
27467 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27469 PR tree-optimization/38977
27470 PR gcov-profile/38292
27471 * calls.c (special_function_p): Disregard __builtin_ prefix.
27473 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27475 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27476 non-indexable addresses even before reload.
27478 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27481 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27482 as having variable size. Do not give an error for unnamed
27483 parameters with [*] declarators. Give a warning for type names
27484 with [*] declarators and mark them as variable size.
27485 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27486 for sizeof applied to [*] type names.
27488 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27491 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27493 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27495 * gcc.c (process_command): Update copyright notice dates.
27496 * gcov.c (print_version): Likewise.
27497 * gcov-dump.c (print_version): Likewise.
27498 * mips-tfile.c (main): Likewise.
27499 * mips-tdump.c (main): Likewise.
27501 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27504 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27505 for composite type involving a zero-length array type.
27507 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27510 * function.c (match_asm_constraints_1): Skip over
27511 initial optional % in the constraint.
27513 PR inline-asm/39059
27514 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27515 supported, don't accept FIXED_CSTs.
27516 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27517 and _Sat is used without _Fract/_Accum. Set specs->type to
27518 integer_type_node for cts_fract/cts_accum if fixed point is not
27521 2009-02-02 Catherine Moore <clm@codesourcery.com>
27523 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27525 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27527 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27528 (ABI_HAS_64BIT_SYMBOLS): Use it.
27529 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27531 2009-02-02 Paul Brook <paul@codesourcery.com>
27533 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27535 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27537 PR inline-asm/39058
27538 * recog.h (asm_operand_ok): Add constraints argument.
27539 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27540 recurse on matching constraint.
27541 (check_asm_operands): Pass constraints as 3rd argument to
27542 asm_operand_ok. Don't look up matching constraint here.
27543 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27546 2009-02-02 Ben Elliston <bje@au.ibm.com>
27548 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27549 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27551 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27553 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27554 information. Remove some obsolete information. Reorganize.
27556 * config/pa/fptr.c: Revert license to GPL 2.
27557 * config/pa/milli64.S: Likewise.
27559 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27562 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27563 LIBRARY name in, instead of hard-coding it.
27564 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27565 extra target make frag to tmake_files according to EH model.
27566 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27567 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27568 frags that define makefile variable EH_MODEL appropriately.
27569 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27570 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27571 to "-sjlj" according to type of EH configured.
27572 (LIBGCC_SONAME): Concatenate it to shared library base name.
27573 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27574 to "_sjlj" according to type of EH configured.
27575 (LIBGCC_SONAME): Concatenate it to shared library base name.
27576 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27577 (SHLIB_LINK): Add missing semicolon to if-else construct.
27578 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27579 string value of "pe_dll" command-line option.
27580 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27581 (SHLIB_SONAME): Use it when overriding t-cygming default.
27582 (SHLIB_IMPLIB): Override t-cygming default.
27583 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27584 string value of "pe_dll" command-line option.
27586 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27589 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27590 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27592 2009-01-31 Richard Guenther <rguenther@suse.de>
27594 PR tree-optimization/38937
27595 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27596 computing the transitive closure.
27598 2009-01-30 Richard Guenther <rguenther@suse.de>
27600 PR tree-optimization/39041
27601 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27602 Propagate variable indices only if the types match for this stmt.
27604 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27607 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27608 inline but never defined.
27610 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27612 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27613 (*insv_h_di_reg_extimm): New insn.
27614 (*insv_l<mode>_reg_extimm): New insn.
27616 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27618 * config/picochip/picochip.c (flag_conserve_stack): set
27619 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27620 fconserve-stack. Reduce call-overhead used by inliner.
27622 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27625 * common.opt (flag_conserve_stack): Initialised to zero.
27627 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27630 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27631 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27634 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27636 * ira-color.c (allocno_reload_assign): Update comments.
27637 * regmove.c (regmove_optimize): Likewise.
27641 2009-01-29 Robert Millan <rmh@aybabtu.com>
27643 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27644 * config/i386/kopensolaris-gnu.h: New file. Undefine
27645 `MD_UNWIND_SUPPORT'.
27646 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27648 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27650 PR tree-optimization/39007
27651 * tree-loop-distribution.c (generate_builtin): Use
27652 recompute_dominator to compute the immediate dominator of the
27653 basic block just after the loop.
27655 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27657 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27658 (ASM_OUTPUT_DWARF_PCREL): Define.
27660 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27662 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27663 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27664 global. Modify entries about regmove and IRA.
27666 * ra-conflict.c: Remove the file.
27668 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27670 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27671 (pass_regclass_init): Rename to pass_reginfo_init.
27673 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27675 * toplev.h (flag_ira): Remove.
27677 * caller-save.c (setup_save_areas): Remove flag_ira.
27679 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27681 * global.c: Remove the file.
27683 * opts.c (decode_options): Remove flag_ira.
27685 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27687 * regmove.c: Modify file description.
27688 (find_use_as_address, try_auto_increment): Define them only if
27689 AUTO_INC_DEC is defined.
27690 (replacement_quality, replace_in_call_usage, fixup_match_1,
27691 stable_and_no_regs_but_for_p): Remove.
27692 (reg_set_in_bb): Make it static.
27693 (regmove_optimize): Remove flag_ira and code which worked for
27696 * local-alloc.c: Remove the file.
27698 * common.opt (fira): Remove.
27700 * ira.c: Include except.h.
27701 (eliminable_regset): Move from global.c.
27702 (mark_elimination): Ditto. Remove flag_ira.
27703 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27704 equiv_mem_modified, validate_equiv_mem_from_store,
27705 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27706 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27707 no_equiv, recorded_label_ref): Move from local-alloc.c.
27708 (update_equiv_regs): Ditto. Make it static.
27709 (print_insn_chain, print_insn_chains): Move it from global.c.
27710 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27711 (build_insn_chain): Ditto. Make it static.
27712 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27713 Rename to init_live_subregs.
27714 (gate_ira): Remove flag_ira.
27716 * regclass.c: Rename reginfo.c. Change file description.
27717 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27718 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27719 (init_reg_sets_1): Remove code for evaluation of
27720 reg_class_superclasses and losing_caller_save_reg_set.
27721 (init_regs): Remove init_reg_autoinc.
27722 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27723 ok_for_base_p_nonstrict): Remove.
27724 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27725 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27726 corresponding entries.
27727 (dump_regclass, record_operand_costs, scan_one_insn,
27728 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27729 record_address_regs, auto_inc_dec_reg_p): Remove.
27730 (gt-regclass.h): Rename to gt-reginfo.h.
27732 * rtl.h (dump_global_regs, retry_global_alloc,
27733 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27735 * Makefile.in (RA_H): Remove.
27736 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27737 Rename regclass.o to reginfo.o.
27738 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27740 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27741 (GTFILES): Rename regclass.c to reginfo.c.
27743 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27744 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27746 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27747 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27749 (finish_spills): Ditto. Remove code for !flag_ira.
27751 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27753 PR middle-end/35854
27754 * doc/invoke.texi (rtl debug options): Complete rewrite.
27755 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27757 * mode-switching.c (pass_mode_switching): Rename pass from
27758 "mode-sw" to "mode_sw".
27759 * except.c (pass_convert_to_eh_ranges): Rename pass from
27760 "eh-ranges" to "eh_ranges".
27761 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27765 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27766 Alexander Monakov <amonakov@ispras.ru>
27768 PR middle-end/38857
27769 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27771 (move_exprs_to_boundary): Change return type and pass through
27772 should_move from move_op. Relax assert. Update usage ...
27773 (schedule_expr_on_boundary): ... here. Use should_move instead of
27775 (move_op_orig_expr_found): Indicate that insn was disconnected from
27777 (code_motion_process_successors): Do not call after_merge_succs
27778 callback if original expression was not found when traversing any of
27780 (code_motion_path_driver): Change return type. Update prototype.
27781 (move_op): Update comment. Add a new parameter (should_move). Update
27782 prototype. Set *should_move based on indication provided by
27783 move_op_orig_expr_found.
27785 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27787 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27788 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27789 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27790 * config/rs6000/rs6000.c (rs6000_override_options): Default
27791 avoid-indexed-addresses on for Power6, off for everything else.
27792 (avoiding_indexed_address_p): New function.
27793 (rs6000_legitimize_address): Use it.
27794 (rs6000_legitimate_address): Likewise.
27795 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27797 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27799 PR tree-optimization/38997
27800 * tree-loop-distribution.c (generate_memset_zero): Use
27801 POINTER_PLUS_EXPR for a pointer addition.
27803 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27805 * config/s390/s390.md (bswap<mode>2): New pattern added.
27807 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27809 * config/s390/s390.md (*tls_load_31): Added type attribute.
27811 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27813 * config/s390/s390.md: Fix a few comments.
27815 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27817 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27818 (*tm<mode>_full): Fixed z10prop attribute.
27819 (*tst<mode>_extimm): Fixed z10prop attribute.
27820 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27821 (*tstqiCCT_cconly): Fixed z10prop attribute.
27822 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27823 (*movsi_larl): Fixed z10prop attribute.
27824 (*movsi_zarch): Fixed z10prop attribute.
27825 (*movsi_eas): Fixed z10prop attribute.
27826 (*movhi): Fixed z10prop attribute.
27827 (*movqi): Fixed z10prop attribute.
27828 (*movstrictqi): Fixed z10prop attribute.
27829 (*mov<mode>): Fixed z10prop attribute.
27830 (*movcc): Fixed z10prop attribute.
27831 (*sethighpartdi_64): Fixed z10prop attribute.
27832 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27833 (*negdi2_sign_cc): Fixed z10prop attribute.
27834 (*negdi2_sign): Fixed z10prop attribute.
27835 (*absdi2_sign_cc): Fixed z10prop attribute.
27836 (*absdi2_sign): Fixed z10prop attribute.
27837 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27838 (*negabsdi2_sign): Fixed z10prop attribute.
27839 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27840 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27841 (doloop_si64): Fixed z10prop attribute.
27842 (doloop_si31): Fixed z10prop attribute.
27843 (doloop_long): Fixed z10prop attribute.
27844 (indirect_jump): Fixed z10prop attribute.
27845 (nop): Fixed z10prop attribute.
27846 (main_base_64): Fixed z10prop attribute.
27847 (reload_base_64): Fixed z10prop attribute.
27849 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27851 PR rtl-optimization/38740
27852 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27854 * config/mips/mips.c (mips_reorg): Likewise.
27856 2009-01-28 Richard Guenther <rguenther@suse.de>
27858 PR tree-optimization/38926
27859 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27860 with the correct value id to a value.
27861 (do_regular_insertion): Use the value number of edoubleprime
27862 for the value number of the expr.
27865 2008-08-21 Richard Guenther <rguenther@suse.de>
27867 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27868 a PHI ask VN if it is already available.
27869 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27870 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27872 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27874 PR middle-end/38934
27875 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27876 set to varying whenever max has TREE_OVERFLOW set, similarly
27877 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27879 2009-01-28 Richard Guenther <rguenther@suse.de>
27881 PR middle-end/38908
27882 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27883 uninitialized aggregate uses in call arguments.
27885 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27887 PR tree-optimization/38984
27888 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27889 the nothing_id variable if -fno-delete-null-pointer-checks.
27891 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27894 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27895 (set_got_offset_rex64): Ditto.
27897 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27900 * doc/extend.texi: Improve local variable with asm reg.
27902 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27904 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27905 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27906 was not supplied then set warn_packed_bitfield_compat to the
27907 default value of 1.
27908 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27911 2009-01-27 Richard Guenther <rguenther@suse.de>
27913 PR tree-optimization/38503
27914 * cfgexpand.c (expand_gimple_basic_block): Ignore
27915 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27916 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27917 variables that cannot have TBAA applied.
27918 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27921 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27923 PR middle-end/38969
27924 * calls.c (initialize_argument_information): Do not wrap complex
27925 arguments in SAVE_EXPR.
27927 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27929 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27930 (INSTALL_LIBGCC): Revert typo commit.
27932 2009-01-26 Richard Guenther <rguenther@suse.de>
27934 PR tree-optimization/38745
27935 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27936 from special handling.
27938 2009-01-26 Richard Guenther <rguenther@suse.de>
27940 PR tree-optimization/38745
27941 * tree-ssa.c (execute_update_addresses_taken): Do not include
27942 variables that cannot possibly be a register in not_reg_needs.
27943 Do not clear TREE_ADDRESSABLE on vars that may not become
27945 * tree-ssa.c (update_alias_info_1): Include those in the set
27946 of addressable vars.
27948 2009-01-26 Richard Guenther <rguenther@suse.de>
27950 PR middle-end/38851
27951 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27952 * tree-ssa-dse.c: Include langhooks.h
27953 (execute_simple_dse): Remove stores with zero size.
27955 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27958 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27961 2009-01-24 Julian Brown <julian@codesourcery.com>
27963 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27964 config/arm/linux-atomic.c.
27965 * config/arm/linux-atomic.c: New.
27967 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27969 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27970 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27971 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27973 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27976 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27979 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27981 PR tree-optimization/38953
27982 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27983 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27984 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27985 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27988 2009-01-24 Paul Brook <paul@codesourcery.com>
27990 * config/arm/neon.md (neon_type): Move to arm.md.
27991 (neon_mov<VSTRUCT>): Add neon_type attribute.
27992 * config/arm/arm.md (neon_type): Move to here.
27993 (conds): Add "unconditioal" and use as default for NEON insns.
27995 2009-01-24 Ben Elliston <bje@au.ibm.com>
27997 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27998 void *' warning from -Wc++-compat.
27999 * Makefile.in (dominance.o-warn): Remove.
28001 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28003 PR tree-optimization/38932
28004 * fold-const.c (fold_unary_ignore_overflow): New.
28005 * tree.h (fold_unary_ignore_overflow): Declare.
28006 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28007 * tree-ssa-sccvn.c (visit_reference_op_load,
28008 simplify_unary_expression): Likewise.
28010 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28012 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28013 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28014 regardless of their type.
28015 * c-common.c (handle_packed_attribute): Don't ignore packed on
28017 * c.opt (Wpacked-bitfield-compat): New warning option.
28018 * stor-layout.c (place_field): Warn if offset of a field changed.
28019 * doc/extend.texi (packed): Mention the ABI change.
28020 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28021 (Warning Options): Add it to the list.
28023 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28025 * c-opts.c (c_common_post_options): Fix a typo in comments.
28027 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28029 PR middle-end/38615
28030 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28031 variables to static.
28032 * doc/invoke.texi (-fmerge-all-constants): Update description.
28034 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28037 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28038 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28040 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28042 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28044 (LOCAL_ALIGNMENT): Similarly.
28046 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28047 Joseph Myers <joseph@codesourcery.com>
28049 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28050 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28051 * config/arm/arm-tune.md: Regenerate.
28052 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28055 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28057 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28058 version number to five.
28060 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28063 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28064 * c-common.c (set_underlying_type): Likewise.
28065 (is_typedef_decl ): Likewise
28067 (set_underlying_type): Likewise.
28068 (is_typedef_type): Likewise.
28070 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28072 PR middle-end/38587
28073 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28076 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28079 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28080 (LIBGCC_SPEC): Don't define.
28081 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28083 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28085 PR rtl-optimization/38879
28086 * alias.c (base_alias_check): Unaligned access via AND address can
28087 alias all surrounding object types except those with sizes equal
28088 or wider than the size of unaligned access.
28090 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28093 * c-decl.c (clone_underlying_type): Move this ...
28094 * c-common.c (set_underlying_type): ... here.
28095 Also, make sure the function properly sets TYPE_STUB_DECL() on
28096 the newly created typedef variant type.
28097 (is_typedef_decl ): New entry point.
28098 * tree.h: Added a new member member_types_needing_access_check to
28099 struct tree_decl_non_common.
28100 (set_underlying_type): New entry point.
28101 (is_typedef_type): Likewise.
28103 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28105 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28106 Check whether two instructions have memory references that
28107 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28108 are helper functions for traversing.
28109 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28110 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28111 not to draw dependency edge for instructions with non-conflicting
28114 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28117 * longlong.h: Update copyright years. Use soft-fp license notice.
28118 Sync __clz_tab declaration with glibc.
28120 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28123 * doc/extend.texi (syscall_linkage): New.
28124 (version_id): Modify.
28126 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28127 Richard Guenther <rguenther@suse.de>
28129 PR tree-optimization/38747
28130 PR tree-optimization/38748
28131 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28132 conversion if the base address is an indirect reference and the
28133 aliasing sets could cause issues.
28135 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28137 * common.opt (fgraphite, fgraphite-identity): Add comment for
28138 explaining why these options are not documented.
28140 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28142 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28143 gimple_call_lhs is NULL.
28145 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28148 * emit-rtl.c (adjust_address_1): Make sure memref is never
28151 2009-01-20 Ben Elliston <bje@au.ibm.com>
28153 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28154 const qualifier from arg parameter. Remove unnecessary cast to char *.
28155 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28156 const qualifier from arg 2.
28158 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28160 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28162 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28165 * rtl.h (reinit_regs): New prototype.
28166 * regclass.c: Include ira.h.
28167 (reinit_regs): New.
28168 * Makefile.in (regclass.o): Add ira.h.
28169 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28171 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28174 * c-common.c (handle_aligned_attribute): Use
28175 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28176 default alignment value.
28178 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28180 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28181 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28183 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28184 __BIGGEST_ALIGNMENT__.
28186 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28188 2009-01-18 Richard Guenther <rguenther@suse.de>
28190 PR tree-optimization/38819
28191 * tree-flow.h (operation_could_trap_helper_p): Declare.
28192 * tree-eh.c (operation_could_trap_helper_p): Export.
28193 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28194 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28195 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28196 are about to insert a possibly trapping instruction and fail
28199 2009-01-18 Andreas Schwab <schwab@suse.de>
28201 * doc/install.texi (Configuration): Remove obsolete paragraph
28202 about use of --with-gnu-ld with --with-gnu-as.
28204 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28206 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28207 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28208 Follow spelling conventions.
28210 2009-01-18 Ben Elliston <bje@au.ibm.com>
28212 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28213 C++ warning about implicit conversion from void * to struct
28215 (bitmap_obstack_free): Likewise for bitmap_element *.
28216 * Makefile.in (bitmap.o-warn): Remove.
28218 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28220 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28222 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28223 Tobias Grosser <tobi.grosser@amd.com>
28225 * graphite.c (graphite_trans_scop_block): Do not block single
28228 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28230 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28231 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28232 test with assertion.
28234 2009-01-16 Richard Guenther <rguenther@suse.de>
28236 PR tree-optimization/38835
28237 PR middle-end/36227
28238 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28239 and INT + PTR -> (INT)(PTR p+ INT) folding.
28240 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28242 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28245 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28246 the subreg from a lowpart subreg if it is also casting the value.
28248 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28249 Tobias Grosser <tobi.grosser@amd.com>
28251 * graphite.c (compare_prefix_loops): New.
28252 (build_scop_canonical_schedules): Rewritten.
28253 (graphite_transform_loops): Move build_scop_canonical_schedules
28254 after build_scop_iteration_domain.
28256 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28257 Tobias Grosser <tobi.grosser@amd.com>
28259 * graphite.c (add_conditions_to_domain): Add the loops to
28260 the dimension of the iteration domain. Do copy the domain
28261 only when it exists.
28262 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28263 (add_conditions_to_constraints): New.
28264 (can_generate_code_stmt, can_generate_code): Removed.
28265 (gloog): Do not call can_generate_code.
28266 (graphite_transform_loops): Call add_conditions_to_constraints
28267 after building the iteration domain.
28269 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28271 PR tree-optimization/38789
28272 * tree-ssa-threadedge.c
28273 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28274 __builtin_constant_p.
28276 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28278 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28279 examined before deleting them.
28281 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28283 * function.c (aggregate_value_p): Correctly extract the function
28284 type from CALL_EXPR_FN lookup.
28286 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28288 * config/picochip/picochip.c (picochip_override_options): Revert
28289 CFI asm flag disable commited previously.
28291 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28292 Tobias Grosser <tobi.grosser@amd.com>
28293 Jan Sjodin <jan.sjodin@amd.com>
28295 * graphite.c (scan_tree_for_params): On substractions negate
28296 all the coefficients of the term.
28297 (clast_to_gcc_expression_red): New. Handle reduction expressions
28298 of more than two operands.
28299 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28300 (get_vdef_before_scop): Handle also the case of default definitions.
28302 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28304 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28305 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28306 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28308 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28309 Joey Ye <joey.ye@intel.com>
28311 PR middle-end/37843
28312 * cfgexpand.c (expand_stack_alignment): Don't update stack
28313 boundary nor check incoming stack boundary here.
28314 (gimple_expand_cfg): Update stack boundary and check incoming
28315 stack boundary here.
28317 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28319 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28321 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28323 PR rtl-optimization/38245
28324 * calls.c (expand_call): Add stack arguments to
28325 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28326 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28327 in regs and partially in memory or BLKmode arguments.
28328 (emit_library_call_value_1): Add stack arguments to
28329 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28330 ACCUMULATE_OUTGOING_ARGS).
28331 * dce.c: Include tm_p.h.
28332 (find_call_stack_args): New function.
28333 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28335 (mark_insn): Call find_call_stack_args for CALL_Ps.
28336 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28337 forwards. Allocate and free arg_stores bitmap if needed, pass it
28338 down to deletable_insn_p, don't mark stores set in arg_stores
28339 bitmap, clear the bitmap at the beginning of each bb.
28340 * Makefile.in (dce.o): Depend on $(TM_P_H).
28342 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28345 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28346 to make sure the insn is a conditional test (bug 22599). Reformat a
28349 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28351 PR middle-end/38431
28352 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28353 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28354 (gloog): Do not call cleanup_tree_cfg.
28355 (graphite_transform_loops): Call cleanup_tree_cfg after all
28356 scops have been code generated.
28358 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28359 * doc/gty.texi (Invoking the garbage collector): Added new node
28360 and section documenting ggc_collect.
28362 2009-01-14 Richard Guenther <rguenther@suse.de>
28364 PR tree-optimization/38826
28365 PR middle-end/38477
28366 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28367 initialization notes only if we actually emitted a warning.
28368 (intra_create_variable_infos): Add constraints for a result decl
28369 that is passed by hidden reference.
28370 (build_pred_graph): Mark all related variables non-direct on
28373 2009-01-14 Nick Clifton <nickc@redhat.com>
28375 * ira-conflicts.c: Include addresses.h for the definition of
28377 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28378 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28380 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28383 * Makefile.in (ira-lives.o): Add except.h.
28385 * ira-lives.c: Include except.h.
28386 (process_bb_node_lives): Process can_throw_internal.
28388 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28390 PR rtl-optimization/38774
28391 * combine.c (simplify_set): When undoing cc_use change, don't do
28392 PUT_CODE on the newly created comparison, but instead put back the
28395 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28397 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28398 values. Remove duplicate arm8 entry.
28400 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28402 PR tree-optimization/38786
28403 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28404 the SSA_NAME case of expand_scalar_variables_expr.
28405 Set the type of an expression to the type of its assign statement.
28406 (expand_scalar_variables_expr): Also gather the scalar computation
28407 used to index the memory access. Do not pass loop_p.
28408 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28409 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28410 the gimple_stmt_iterator where it inserts new code.
28411 Do not pass loop_p.
28412 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28413 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28415 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28417 * graphite.h (debug_value): Removed.
28418 * graphite.c (debug_value): Removed.
28420 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28422 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28423 ldrd/strd with two 32-bit instructions.
28425 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28427 * config/arm/arm.c (struct processors): Pass for speed down into
28428 cost helper functions.
28429 (const_ok_for_op): Handle COMPARE and inequality nodes.
28430 (arm_rtx_costs_1): Rewrite.
28431 (arm_size_rtx_costs): Update prototype.
28432 (arm_rtx_costs): Pass speed down to helper functions.
28433 (arm_slowmul_rtx_costs): Rework cost calculations.
28434 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28435 (arm_9e_rtx_costs): Likewise.
28437 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28439 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28440 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28441 (alpha_legitimize_address): Do not split local symbols wider than
28442 UNITS_PER_WORD into HIGH/LO_SUM parts.
28444 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28447 * gcc.c (process_command): Replace call to execvp with calls
28448 to pex_one and exit.
28450 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28453 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28454 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28455 variant for devices with 3-byte PC.
28456 (__tablejump_elpm__): New.
28458 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28461 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28462 offsetof member-designator, handle it as `[0].'.
28464 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28466 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28467 function when not using named sections on targets with named sections
28468 if branch distance is less than 262132.
28470 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28472 * combine.c (combine_instructions): Recompute
28473 optimize_this_for_speed_p for each BB in the main combine loop.
28475 2009-01-12 Tomas Bily <tbily@suse.cz>
28478 * tree-loop-distribution.c (prop_phis): New function.
28479 (generate_builtin): Call prop_phis.
28481 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28483 PR tree-optimization/38807
28484 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28485 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28487 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28489 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28490 subreg of op0 to the original op0.
28492 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28494 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28496 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28499 * mips-tfile.c (parse_def): Fix parsing of def strings
28500 starting with digits.
28502 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28505 * config/arm/arm.c (arm_is_long_call_p): Don't call
28506 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28508 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28510 * regrename.c (regrename_optimize): Fix dumping.
28511 (find_oldest_value_reg): Preserve REG_POINTER.
28512 (copy_hardreg_forward_1): Likewise.
28514 2009-01-09 Diego Novillo <dnovillo@google.com>
28516 * gimple.h (struct gimple_statement_base) <uid>: Document
28517 the restrictions on its use.
28518 (gimple_uid): Tidy.
28519 (gimple_set_uid): Tidy.
28521 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28523 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28524 zero guard even if align_bytes != 0 and count is smaller than
28527 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28529 PR rtl-optimization/38495
28530 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28531 (add_range_and_copies_from_move_list): Print all added ranges.
28532 Add ranges to memory optimized destination.
28534 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28538 * config/i386/i386.c (override_options): Reject
28539 -mstringop-strategy=rep_8byte with -m32.
28540 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28541 to 1. Do count comparison against epilogue_size_needed at compile
28542 time even when count_exp was constant forced into register. For
28543 size_needed don't jump to epilogue, instead just avoid aligning
28544 and invoke the body algorithm. If need_zero_guard, add zero guard
28545 even if count is non-zero, but smaller than size_needed + number of
28546 bytes that could be stored for alignment.
28547 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28548 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28549 but smaller than size_needed + number of bytes that could be stored
28550 for alignment. Compare size_needed with epilogue_size_needed instead
28551 of desired_align - align, don't adjust size_needed, pass
28552 epilogue_size_needed to the epilogue expanders.
28555 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28557 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28559 * pa.c (last_address): Change to unsigned.
28560 (update_total_code_bytes): Change argument to unsigned. Don't
28561 check if insn addresses are set.
28562 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28563 addresses are not set.
28564 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28566 2009-01-09 Nick Clifton <nickc@redhat.com>
28568 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28569 DECL_DECLARED_INLINE_P.
28571 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28573 PR middle-end/38347
28574 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28575 GET_MODE (op0) in operand_subword_force calls.
28577 PR middle-end/38771
28578 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28579 fold_convert arg0 operands to TREE_TYPE (op0) first.
28581 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28583 * params.def (ira-max-conflict-table-size): Decrease default value
28586 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28588 PR tree-optimization/37031
28589 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28591 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28592 allocate it using gc instead of heap, use VEC_quick_push instead of
28594 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28595 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28596 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28597 allocated vector from heap allocated.
28598 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28599 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28600 vector only after perfect_loop_nest_depth call.
28602 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28603 Jan Sjodin <jan.sjodin@amd.com>
28605 PR tree-optimization/38559
28606 * graphite.c (debug_value, copy_constraint,
28607 swap_constraint_variables, scale_constraint_variable, ): New.
28608 (get_lower_bound, get_upper_bound): Removed.
28609 (graphite_trans_bb_strip_mine): Clean up this code that works
28610 only for constant number of iterations. Fully copy upper and
28611 lower bound constraints, not only the constant part of them.
28612 * graphite.h (debug_value): Declared.
28614 2009-01-08 Ira Rosen <irar@il.ibm.com>
28616 PR tree-optimization/37194
28617 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28618 Don't add the cost of cost model guard in prologue to scalar
28619 outside cost in case of known number of iterations.
28621 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28622 Alan Modra <amodra@bigpond.net.au>
28624 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28625 non-word-aligned REG+CONST addressing.
28627 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28630 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28631 free_after_compilation when outputting a thunk.
28632 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28633 Do not call free_after_compilation here.
28635 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28637 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28638 (ix86_valid_target_attribute_inner_p): Ditto.
28640 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28642 PR tree-optimization/38492
28643 PR tree-optimization/38498
28644 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28645 * tree-chrec.h (scev_is_linear_expression): Declared.
28646 * graphite.c (graphite_cannot_represent_loop_niter): New.
28647 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28648 (graphite_loop_normal_form): Use gcc_assert.
28649 (scan_tree_for_params): Use CASE_CONVERT.
28650 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28651 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28652 Use gcc_assert. Discard scops that contain unhandled cases.
28653 (build_scop_conditions): Return a boolean status for unhandled cases.
28654 (strip_mine_profitable_p): Print the loop number, not its depth.
28655 (is_interchange_valid): Pass the depth of the loop nest, don't
28656 recompute it wrongly.
28657 (graphite_trans_bb_block): Same.
28658 (graphite_trans_bb_block): Print tentative of loop blocking.
28659 (graphite_trans_scop_block): Do not print that the loop has been
28661 (graphite_transform_loops): Do not handle scops that contain condition
28664 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28666 AVX Programming Reference (December, 2008)
28667 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28668 (_mm256_stream_pd): Likewise.
28669 (_mm256_stream_ps): Likewise.
28671 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28672 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28673 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28674 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28675 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28676 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28677 (ix86_expand_special_args_builtin): Likewise.
28679 * config/i386/sse.md (AVXMODEDI): New.
28680 (avx_movnt<mode>): Likewise.
28681 (avx_movnt<mode>): Likewise.
28682 (<sse>_movnt<mode>): Remove AVX support.
28683 (sse2_movntv2di): Likewise.
28685 2009-01-07 Richard Guenther <rguenther@suse.de>
28687 PR middle-end/38751
28688 * fold-const.c (extract_muldiv): Remove obsolete comment.
28689 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28690 to PLUS_EXPR canonicalization for the canonicalization.
28692 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28694 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28695 hosted cross-compilers generating less efficient code.
28697 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28699 * function.h (rtl_data): Add a dbr_scheduled_p field.
28700 * reorg.c (dbr_schedule): Set it.
28701 (gate_handle_delay_slots): Check it.
28702 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28703 (mips_reorg): Check flag_delayed_branch instead of
28704 mips_base_delayed_branch.
28705 (mips_override_options): Don't set mips_base_delayed_branch
28706 or flag_delayed_branch.
28708 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28710 PR rtl-optimization/38426.
28711 * ira.c (ira): Set current_function_is_leaf earlier.
28713 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28715 PR rtl-optimization/38722
28716 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28717 too early, only set a flag and modify after last possible
28720 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28723 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28724 * real.c (decimal_single_format): Correct values of emin and emax.
28725 (decimal_double_format): Ditto.
28726 (decimal_quad_format): Ditto.
28727 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28728 computation of DECnn_MIN and DECnn_MAX for corrected values of
28729 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28730 __DECnn_MIN__, and adjust its computation for the corrected value
28733 2009-01-06 Jan Hubicka <jh@suse.cz>
28736 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28738 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28740 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28741 Add Robert Clark to the list of testers.
28743 2009-01-06 Jan Hubicka <jh@suse.cz>
28744 Kai Tietz <kai.tietz@onevision.com>
28746 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28747 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28749 2009-01-06 Jan Hubicka <jh@suse.cz>
28750 Kai Tietz <kai.tietz@onevision.com>
28752 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28754 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28755 (ix86_nsaved_regs): Count only general purpose regs.
28756 (ix86_nsaved_sseregs): New.
28757 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28758 to 16 for w64; compute padding and size of sse reg save area.
28759 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28760 general purpose regs.
28761 (ix86_emit_save_sse_regs_using_mov): New.
28762 (ix86_expand_prologue): Save SSE regs if needed.
28763 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28764 (ix86_emit_restore_sse_regs_using_mov): New.
28765 (ix86_expand_epilogue): Save SSE regs if needed.
28767 2009-01-06 Jan Hubicka <jh@suse.cz>
28768 Kai Tietz <kai.tietz@onevision.com>
28770 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28771 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28772 functions when accumulate outgoing args is off.
28774 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28777 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28778 before using pseudos_have_intersected_live_ranges_p.
28780 * ira-int.h (ira_assert): Always define.
28782 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28784 AVX Programming Reference (December, 2008)
28785 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28786 (_mm256_permute2_pd): Likewise.
28787 (_mm_permute2_ps): Likewise.
28788 (_mm256_permute2_ps): Likewise.
28789 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28790 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28792 * config/i386/i386.c (ix86_builtins): Remove
28793 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28794 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28795 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28796 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28797 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28798 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28799 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28800 __builtin_ia32_vpermil2ps256.
28801 (ix86_init_mmx_sse_builtins): Updated.
28802 (ix86_expand_args_builtin): Likewise.
28804 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28806 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28807 long absolute calls when generating PA 2.0 code.
28809 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28811 PR rtl-optimization/38583
28812 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28814 * params.def (ira-max-conflict-table-size): New.
28816 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28818 * ira.h (ira_conflicts_p): New external definition.
28820 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28821 table. Report this. Return result of building.
28822 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28823 building conflict table.
28825 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28826 (ira_color): Use ira_conflicts_p.
28828 * global.c: Include ira.h.
28829 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28832 * Makefile.in (global.o): Add ira.h.
28834 * ira-build.c (mark_all_loops_for_removal,
28835 propagate_some_info_from_allocno): New.
28836 (remove_unnecessary_allocnos): Call
28837 propagate_some_info_from_allocno.
28838 (remove_low_level_allocnos): New.
28839 (remove_unnecessary_regions): Add parameter. Call
28840 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28841 parameter to remove_unnecessary_regions.
28842 (ira_build): Remove all regions but root if the conflict table was
28843 not built. Update conflict hard regs for allocnos crossing calls.
28845 * ira.c (ira_conflicts_p): New global.
28846 (ira): Define and use ira_conflicts_p.
28848 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28849 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28850 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28852 2009-01-06 Ben Elliston <bje@au.ibm.com>
28854 * gengtype-lex.l (YY_NO_INPUT): Define.
28856 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28859 * c-common.c (handle_vector_size_attribute): Also reject
28860 BOOLEAN_TYPE types.
28862 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28864 PR tree-optimization/38492
28865 * graphite.c (rename_map_elt, debug_rename_elt,
28866 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28867 rename_map_elt_info, eq_rename_map_elts,
28868 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28869 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28870 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28871 (sese_build_livein_liveouts): New.
28872 (new_sese, free_sese): New.
28873 (new_scop): Call new_sese.
28874 (free_scop): Call free_sese.
28875 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28876 (register_old_new_names): Renamed register_old_and_new_names.
28877 (register_scop_liveout_renames, add_loop_exit_phis,
28878 insert_loop_close_phis, struct igp,
28879 default_liveout_before_guard, add_guard_exit_phis,
28880 insert_guard_phis, copy_renames): New.
28881 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28882 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28883 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28884 (scop_adjust_phis_for_liveouts): New.
28885 (gloog): Call scop_adjust_phis_for_liveouts.
28887 * graphite.h (struct sese): Documented. Added fields liveout,
28888 num_ver and livein.
28889 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28890 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28891 (struct scop): Added field liveout_renames.
28892 (SCOP_LIVEOUT_RENAMES): New.
28894 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28896 PR tree-optimization/38510
28897 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28898 (translate_clast): Call recompute_all_dominators before
28900 (gloog): Call recompute_all_dominators before graphite_verify.
28902 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28903 Jan Sjodin <jan.sjodin@amd.com>
28905 PR tree-optimization/38500
28906 * graphite.c (create_sese_edges): Call fix_loop_structure after
28909 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28911 * config.gcc: Add m32r*-*-rtems*.
28912 * config/m32r/rtems.h: New file.
28914 2009-01-05 Ben Elliston <bje@au.ibm.com>
28916 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28917 (.po.pox): Likewise.
28918 (po/gcc.pot): Likewise.
28920 2009-01-04 David S. Miller <davem@davemloft.net>
28922 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28923 (STARTING_FRAME_OFFSET): Always set to zero.
28925 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28927 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28928 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28929 fixed-point types, and vectors of the same.
28931 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28933 * config/mips/sync.md (*mb_barrier): Rename to...
28934 (*memory_barrier): ...this.
28936 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28938 * doc/extend.texi (Function Attributes): Move @cindex after @item
28939 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28940 and put in alphabetical order. Fix 'target' name and put in order.
28941 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28944 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28946 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28947 (memory_barrier): Expand as unspec instead of unspec_volatile.
28948 Remove mem:BLK from insn operands. Use Pmode scratch register.
28949 (*memory_barrier): Define as unspec instead of unspec_volatile.
28950 Use (match_dup 0) as input operand.
28952 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28953 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28954 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28955 scratch register. Remove operand 1.
28956 (*stbar): Define as unspec instead of unspec_volatile.
28957 Use (match_dup 0) as input operand, remove (const_int 8).
28958 (*membar): Define as unspec instead of unspec_volatile.
28959 Use (match_dup 0) as input operand, remove input operand 2.
28961 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28962 (memory_barrier): Expand as unspec instead of unspec_volatile.
28963 Remove mem:BLK from insn operands. Use Pmode scratch register.
28964 (*memory_barrier): Define as unspec instead of unspec_volatile.
28965 Use (match_dup 0) as input operand.
28967 * config/ia64/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 (*memory_barrier): New insn pattern.
28972 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28974 (*memory_barrier): Use (match_dup 0) as input operand.
28976 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28977 Remove mem:BLK from insn operands. Use Pmode scratch register.
28978 Set volatile flag on operand 0.
28979 (*mb_internal): New insn pattern.
28981 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28983 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28985 PR middle-end/38586
28986 * function.c (struct temp_slot): Move to the section of the file
28987 that deals with temp slots. Remove field 'address'.
28988 (temp_slot_address_table): New hash table of address -> temp slot.
28989 (struct temp_slot_address_entry): New struct, items for the table.
28990 (temp_slot_address_compute_hash, temp_slot_address_hash,
28991 temp_slot_address_eq, insert_temp_slot_address): Support functions
28993 (find_temp_slot_from_address): Rewrite to use the new hash table.
28994 (remove_unused_temp_slot_addresses): Remove addresses of temp
28995 slots that have been made available.
28996 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28997 worker function for remove_unused_temp_slot_addresses.
28998 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28999 Add the temp slot address to the address -> temp slot map.
29000 (update_temp_slot_address): Update via insert_temp_slot_address.
29001 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29002 (pop_temp_slots): Likewise.
29003 (init_temp_slots): Allocate the address -> temp slot map, or empty
29004 the map if it is already allocated.
29005 (prepare_function_start): Initialize temp slot processing.
29007 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29009 PR middle-end/38584
29010 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29011 Calculate the size of all stack vars assuming no packing of stack
29012 vars will happen, replacing a quadratic algorithm with a linear one.
29014 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29017 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29020 2009-01-03 Diego Novillo <dnovillo@google.com>
29022 * doc/contrib.texi: Update contributions.
29024 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29027 * builtins.c (fold_builtin_memory_op): Give up if either operand
29028 is volatile. Set srctype or desttype to non-qualified version
29032 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29033 and FUNCTION_DECLs.
29035 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29037 PR rtl-optimization/35805
29038 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29039 problem if fast dce is able to remove any instructions.
29040 * dce.c (dce_process_block): Fix dump message.
29042 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29045 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29047 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29049 PR middle-end/38690
29050 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29051 * tree-pretty-print.c (op_code_prio): New function.
29052 (op_prio): No longer static. Use op_code_prio.
29053 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29054 Use op_prio and op_code_prio to determine if () should be
29055 printed around operand(s) or not.
29057 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29058 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29059 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29060 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29061 pp_character instead of pp_string for single letter printing.
29063 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29065 * doc/extend.texi: Fix '#pragma GCC option' typo.
29067 2009-01-02 Richard Guenther <rguenther@suse.de>
29069 * doc/install.texi (--enable-checking): Mention different
29070 default for stage1.
29071 (--enable-stage1-checking): Document.
29073 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29075 PR middle-end/30142
29076 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29077 case to be an error.
29079 2009-01-02 Ben Elliston <bje@au.ibm.com>
29081 * config/fp-bit.h (pack_d): Constify argument.
29082 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29083 (isnan): Constify argument.
29085 (iszero): Likewise.
29086 (pack_d): Likewise.
29087 (_fpadd_parts): Constify return type.
29088 (_fpmul_parts): Likewise.
29089 (_fpdiv_parts): Likewise.
29091 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29094 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29095 warn about overwriting initializer with side-effects or
29096 -Woverride-init if !IMPLICIT.
29097 (output_init_element): Likewise. Pass IMPLICIT down to
29099 (process_init_element): Add IMPLICIT argument. Pass it down
29100 to output_init_element.
29101 (push_init_element, pop_init_level, set_designator): Adjust
29102 process_init_element callers.
29103 (set_nonincremental_init, set_nonincremental_init_from_string):
29104 Adjust add_pending_init callers.
29105 (output_pending_init_elements): Adjust output_init_element callers.
29106 * c-tree.h (process_init_element): Adjust prototype.
29107 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29108 process_init_element callers.
29111 Copyright (C) 2009 Free Software Foundation, Inc.
29113 Copying and distribution of this file, with or without modification,
29114 are permitted in any medium without royalty provided the copyright
29115 notice and this notice are preserved.