1 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
3 * doc/invoke.texi: Clarify that most optimizations are not enabled
6 2009-10-15 Richard Guenther <rguenther@suse.de>
9 * gimple.c (compare_type_names_p): Handle anonymous names
10 differently based on new mode argument.
11 (gimple_types_compatible_p): For structs also compare the tags.
12 (iterative_hash_type_name): Rename to ...
13 (iterative_hash_name): ... this. Hash all names.
14 (iterative_hash_gimple_type): Fix hashing the struct tag of
15 pointer targets. Hash field decl names.
17 2009-10-15 Richard Guenther <rguenther@suse.de>
20 * gimple.c (gimple_get_alias_set): Avoid recursing on
21 invalid type topology.
23 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
25 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
27 2009-10-15 Richard Guenther <rguenther@suse.de>
29 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
31 2009-10-15 Jakub Jelinek <jakub@redhat.com>
33 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
34 add --with-tune{,-32,-64} configured default for -mtune if explicit
37 2009-10-14 DJ Delorie <dj@redhat.com>
39 * config/h8300/h8300.c (F): New.
41 (h8300_emit_stack_adjustment): Call them.
43 (h8300_push_pop): Likewise.
44 (h8300_expand_prologue): Likewise.
45 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
46 (MUST_USE_SJLJ_EXCEPTIONS): Define.
47 (INCOMING_RETURN_ADDR_RTX): Define.
48 (INCOMING_FRAME_SP_OFFSET): Define.
49 (DWARF_CIE_DATA_ALIGNMENT): Define.
51 2009-10-14 Jakub Jelinek <jakub@redhat.com>
53 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
54 fields in builtin structs.
55 (finalize_record_size): Likewise.
57 2009-10-14 Richard Guenther <rguenther@suse.de>
59 * gimple.c (gtc_ob): New global.
60 (struct type_pair_d): Replace pointers with type UIDs.
61 (type_pair_hash): Adjust.
62 (type_pair_eq): Likewise.
63 (lookup_type_pair): Likewise. Allocate from an obstack.
64 (gimple_force_type_merge): Adjust.
65 (gimple_types_compatible_p): Likewise.
66 (free_gimple_type_tables): Free the obstack.
68 2009-10-14 Jakub Jelinek <jakub@redhat.com>
70 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
71 stmts setting DEBUG_EXPR_DECLs.
73 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
74 Don't crash if mode1 is VOIDmode.
76 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
78 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
79 * params.h (IRA_LOOP_RESERVED_REGS): New
80 * tree-pass.h (pass_subregs_of_mode_init,
81 pass_subregs_of_mode_finish): Remove.
82 * passes.c (pass_subregs_of_mode_init,
83 pass_subregs_of_mode_finish): Remove.
84 (pass_reginfo_init): Move before loop optimizations.
85 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
86 * common.opt (fira-loop-pressure): New.
87 * toplev.h (flag_ira_loop_pressure): New.
88 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
90 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
91 Make external and void type functions.
92 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
93 pass_subregs_of_mode_finish): Remove.
94 * ira-costs.c (init_costs): Call init_subregs_of_mode.
95 * regmove.c: Include ira.h.
96 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
97 register pressure calculation in loops.
98 * loop-invariant.c: Include REGS_H and ira.h.
99 (struct loop_data): New members max_reg_pressure, regs_ref, and
101 (struct invariant): New member orig_regno.
102 (curr_loop): New variable.
103 (find_exits): Initialize regs_ref and regs_live.
104 (create_new_invariant): Initialize orig_regno.
105 (get_cover_class_and_nregs): New.
106 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
107 array. Add code for flag_ira_loop_pressure.
108 (gain_for_invariant): Make new_regs an array. Add code for
109 flag_ira_loop_pressure.
110 (best_gain_for_invariant): Ditto.
111 (set_move_mark): New parameter gain. Use it for debugging output.
112 (find_invariants_to_move): Make regs_needed and new_regs an array.
113 Add code for flag_ira_loop_pressure.
114 (move_invariant_reg): Set up orig_regno.
115 (move_invariants): Set up reg classes for pseudos for
116 flag_ira_loop_pressure.
117 (free_loop_data): Clear regs_ref and regs_live.
118 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
119 get_regno_cover_class, change_pressure, mark_regno_live,
120 mark_regno_death, mark_reg_store, mark_reg_clobber,
121 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
122 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
123 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
124 register pressure calculation in loops if new regs were added.
125 Call finish_subregs_of_mode.
126 * opts.c (decode_options): Set up flag_ira_loop_pressure.
127 * Makefile.in (loop-invariant.o): Add ira.h.
129 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
131 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
133 2009-10-14 Richard Guenther <rguenther@suse.de>
135 * lto-symtab.c (lto_symtab_compatible): Fold in ...
136 (lto_symtab_merge): ... here. Rewrite both to take the
137 prevailing and a to-be-merged entry and to queue diagnostics
139 (lto_symtab_resolve_replaceable_p): New predicate for
141 (lto_symtab_resolve_can_prevail_p): Likewise.
142 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
143 handles merging commons by choosing the largest decl. Fold
144 in code that gives ODR errors.
145 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
147 (lto_symtab_merge_decls_1): Re-structure. Deal with the
148 case of no prevailing decl here. Diagnose mismatches
149 in object types here. Drop all but the prevailing decls.
150 (lto_symtab_prevailing_decl): Return the single prevailing decl.
151 * lto-streamer-in.c (lto_input_tree_ref): Deal with
152 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
154 2009-10-14 Richard Guenther <rguenther@suse.de>
157 * lto-streamer-in.c (input_bb): Replace debug stmts with
158 nops instead of dropping them.
160 2009-10-14 Nick Clifton <nickc@redhat.com>
162 * gcc/doc/extended.texi: Replace the dash character with
163 @minus{} in situations where it is being used as a minus
165 * gcc/doc/tm.texi: Likewise.
166 * gcc/doc/md.texi: Likewise.
168 2009-10-14 Jakub Jelinek <jakub@redhat.com>
170 PR preprocessor/41543
171 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
172 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
173 * tree.c: Include intl.h.
174 (expand_location): Handle BUILTINS_LOCATION.
175 * Makefile.in (tree.o): Depend on intl.h.
178 * dwarf2out.c (dwarf2out_var_location): Always clear
179 last_postcall_label when changing last_label.
181 2009-10-14 Pascal Obry <obry@adacore.com>
183 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
184 (process_command): Handle -E as done with -c and -S. Do not add
185 the target executable suffix to the output file when -E is used.
186 (main): Adjust error message accordingly.
188 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
194 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
196 (tree_code_size): Likewise.
198 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
200 * builtins.c (fold_builtin_1): Support complex "arc" functions.
201 * real.h (HAVE_mpc_arc): Define.
203 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
205 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
206 (struct builtin_description): Add fndecl field.
207 (bdesc): Remove const qualifier. Update initializer.
208 (sh_media_init_builtins): Remove const qualifier for d. Record
209 the result of add_builtin_function to the fndecl field.
210 (sh_builtin_decl): New.
211 (sh_media_builtin_decl): New.
213 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
216 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
217 requests between special registers.
219 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
221 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
223 2009-10-13 Richard Henderson <rth@redhat.com>
225 PR tree-optimization/41377
226 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
227 (cleanup_empty_eh_merge_phis): New change_region parameter;
228 pass it on to redirect_eh_edge_1. Update callers.
229 (cleanup_empty_eh_unsplit): Don't require an existing EH label
230 at the destination block.
232 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
234 * passes.c (register_pass): Replaced gcc_unreachable by
235 fatal_error on failure. Mentions plugins in comments & messages.
237 2009-10-13 Jakub Jelinek <jakub@redhat.com>
240 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
241 * sched-vis.c (print_value): Use it.
242 * cselib.c (cselib_hash_rtx): Likewise.
243 * print-rtl.c (print_rtx): Likewise.
244 * cfgexpand.c (expand_debug_rtx): Likewise.
245 * var-tracking.c (vt_expand_loc_callback): Likewise.
247 2009-10-13 Richard Guenther <rguenther@suse.de>
250 * opts.c (handle_option): Split out code to handle setting
251 the options flag var ...
252 (set_option): ... here.
253 * opts.h (set_option): Declare.
254 * lto-opts.c (register_user_option_p): Include -fexceptions
255 and all position independent code variants.
256 (handle_common_option): Remove.
257 (lto_reissue_options): Use set_option.
259 2009-10-13 Martin Jambor <mjambor@suse.cz>
261 PR tree-optimization/41661
262 * ipa-prop.c (compute_complex_pass_through): Allow only operations
263 that are tcc_comparisons or do not change the type in any
265 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
266 folding tcc_comparison operations.
268 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
270 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
273 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
279 * tree.def (DEBUG_EXPR_DECL): New.
280 * rtl.def (DEBUG_EXPR): New.
281 * gengtype.c (adjust_field_rtx_def): Handle it.
282 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
283 (insert_debug_temp_for_var_def): ... this. Drop support for
284 moving. Take iterator for def stmt; insert debug stmt before it.
285 Scan early for use count and kind in debug stmts.
286 (propagate_defs_into_debug_stmts): Rename to...
287 (insert_debug_temps_for_defs): ... this. Likewise.
288 * tree.h (DEBUG_TEMP_UID): New.
289 * tree.c (next_debug_decl_uid): New.
290 (make_node_stat): Count debug decls separately.
291 (copy_node_stat): Likewise.
292 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
293 * var-tracking.c (dv_is_decl_p): Recognize it.
294 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
295 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
296 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
297 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
298 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
299 (cselib_hash_rtx): Likewise.
300 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
301 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
303 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
304 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
305 * rtl.c (copy_rtx): Likewise.
306 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
307 * print-rtl.c (print_rtx): Likewise.
308 * sched-vis.c (print_value): Likewise.
309 (print_insn): Handle DEBUG_EXPR_DECL.
310 * tree-dump.c (dequeue_and_dump): Likewise.
311 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
312 * gimple-iterator (gsi_replace): Check for same lhs.
313 (gsi_remove): Insert debug temps.
314 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
315 (move_computations_stmt): Drop explicit propagation into debug stmts.
316 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
317 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
318 * tree-ssa-sink.c (statement_sink_location): Likewise.
319 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
320 * tree-ssanames.c (release_ssa_name): Adjust for rename.
321 * tree-flow.h: Likewise.
322 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
323 debug temps without values.
324 (eliminate_unnecessary_stmts): Don't discard just-inserted
327 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
330 * config/cris/cris.md (andu): Check that operand 1 is one of the
331 general registers. Fix typo in head comment.
333 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
335 * config/i386/i386.md (vswapmov): New.
336 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
337 (ix86_function_ms_hook_prologue): New.
338 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
339 * configure.ac: Test for swap suffix support in as.
340 * configure: Rebuild.
342 2009-10-12 Jakub Jelinek <jakub@redhat.com>
345 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
346 paradoxical subregs to prevent partial register stalls if the inner
347 mode is integer mode.
349 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
351 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
353 2009-10-12 Dodji Seketeli <dodji@redhat.com>
356 * gcc/dwarf2out.c (template_parameter_pack_die,
357 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
359 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
362 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
364 (maybe_register_def): Likewise. Take stmt iterator.
365 (rewrite_update_stmt): Take stmt iterator and pass it on.
366 (rewrite_update_enter_block): Pass stmt iterator.
368 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
370 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
371 (spu_builtin_decl): New function.
373 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
375 * config/i386/i386.md (SWIM): New mode iterator.
376 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
377 using SWIM mode iterator.
378 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
379 patterns using SWI48 mode iterator.
380 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
381 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
382 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
383 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
384 patterns using SWI248 mode iterator.
385 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
386 gen_x86_movdicc_0_m1_rex64 for renamed function
388 2009-10-11 Jose Ruiz <ruiz@adacore.com>
389 Eric Botcazou <ebotcazou@adacore.com>
392 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
393 * config/sparc/sol2-unwind.h: New file.
395 2009-10-11 Olivier Hainque <hainque@adacore.com>
396 Eric Botcazou <ebotcazou@adacore.com>
399 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
400 * config/i386/sol2-unwind.h: New file.
402 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
405 * config/i386/i386.md (addsi_1_zext): Get the proper second
408 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
410 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
411 all OLD_RTXes, not just REGs. Use copy_rtx to create the
414 2009-10-11 Richard Guenther <rguenther@suse.de>
416 * gimple.c (iterative_hash_type_name): Do not handle special
419 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
421 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
422 (*setcc_si_1_and): Ditto.
423 (*setcc_si_1_movzbl): Ditto.
424 (*setcc_<mode>_2): Ditto.
425 (*setcc_qi): Rename from *setcc_1.
426 (*setcc_qi_slp): Rename from *setcc_2.
428 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
429 (*zero_extendqisi2_movzbw_and splitter): Ditto.
431 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
432 "if" condition, there is already assert with reload_completed present.
434 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
436 * plugin.c (try_init_one_plugin): Improve constness of variable err.
438 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
440 * doc/install.texi (Final install): Refer to
441 http://gcc.gnu.org/bugs/ for bug reporting.
443 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
445 * configure.ac: Add test for dci instruction.
446 * configure: Regenerate.
447 * config.in: Likewise.
448 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
449 * doc/invoke.texi: Add cpu_type 476 and 476fp.
450 (-mmulhw): Add 476 to description.
452 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
453 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
454 (processor_target_table): Add 476 and 476fp entries.
455 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
456 (rs6000_issue_rate): Add CPU_PPC476.
457 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
458 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
459 (processor_type): Add PROCESSOR_PPC476.
460 (EXTRA_SPECS): Add asm_cpu_476 string.
461 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
462 (define_attr "cpu"): Add ppc476.
464 Update comments for 476.
465 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
466 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
467 Update copyright year.
468 * config/rs6000/476.md: New file.
469 * config/rs6000/40x.md: Add description for "isel" attribute.
470 Update copyright year.
471 * config/rs6000/440.md: Likewise.
472 * config/rs6000/603.md: Likewise.
473 * config/rs6000/6xx.md: Likewise.
474 * config/rs6000/7450.md: Likewise.
475 * config/rs6000/7xx.md: Likewise.
476 * config/rs6000/8540.md: Likewise.
477 * config/rs6000/cell.md: Likewise.
478 * config/rs6000/e300c2c3.md: Likewise.
479 * config/rs6000/e500mc.md: Likewise.
480 * config/rs6000/mpc.md: Likewise.
481 * config/rs6000/power4.md: Likewise.
482 * config/rs6000/power5.md: Likewise.
483 * config/rs6000/power6.md: Likewise.
484 * config/rs6000/power7.md: Likewise.
485 * config/rs6000/rios1.md: Likewise.
486 * config/rs6000/rios2.md: Likewise.
487 * config/rs6000/rs64.md: Likewise.
489 2009-10-10 Richard Guenther <rguenther@suse.de>
491 PR tree-optimization/41654
492 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
493 a cond expr before calling gimple_cond_set_condition_from_tree.
494 (ifcombine_iforif): Likewise.
496 2009-10-09 Ian Lance Taylor <iant@google.com>
498 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
499 * configure: Rebuild.
501 2009-10-09 Neil Vachharajani <nvachhar@google.com>
503 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
506 2009-10-09 Richard Guenther <rguenther@suse.de>
509 * target-def.h (TARGET_BUILTIN_DECL): Define.
510 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
511 * target.h (struct gcc_target): Add builtin_decl target hook.
512 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
513 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
515 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
517 (lto_output_builtin_tree): Sorry if the target does not support
518 streaming target builtins.
519 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
520 (rs6000_builtin_decl): New function.
521 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
522 (ix86_builtin_decl): New function.
524 2009-10-09 Jakub Jelinek <jakub@redhat.com>
526 PR preprocessor/41445
527 * c-ppoutput.c (do_line_change): New function.
528 (cb_line_change): Use it.
529 (scan_translation_unit): Call do_line_change if
530 avoid_paste or PREV_WHITE and token location is on a different line
534 * dwarf2out.c (dwarf2out_init): Test whether
535 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
538 PR rtl-optimization/41646
539 * calls.c (expand_call): For BLKmode types returned in registers
540 avoid likely spilled hard regs in copy_blkmode_from_reg generated
543 2009-10-09 Richard Guenther <rguenther@suse.de>
545 PR tree-optimization/41634
546 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
547 we remove the correct elements.
548 (optimize_stmt): Make sure to update stmt operands before
549 optimizing redundancies.
551 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
553 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
555 2009-10-09 Richard Guenther <rguenther@suse.de>
558 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
560 (lto_wrapper_exit): New function.
562 (fatal_perror): Likewise.
563 (fork_execute): Use global args_name, do not free it.
564 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
565 * lto-streamer.h: Remove duplicate prototypes.
567 2009-10-09 Richard Guenther <rguenther@suse.de>
569 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
570 before calling stmt_can_throw_external.
572 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
574 PR tree-optimization/40071
575 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
576 pointer if the original data reference doesn't conflict with the
577 created vector data reference. Fix long line.
579 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
581 * config/i386/i386.md (any_div): New code iterator.
582 (u): Handle div and udiv.
584 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
586 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
587 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
588 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
589 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
591 2009-10-08 Joseph Myers <joseph@codesourcery.com>
593 * gcc.c (main): Remove trailing "." from diagnostics.
595 2009-10-08 Cary Coutant <ccoutant@google.com>
597 Add support for debugging with ICF (Identical Code Folding).
598 * calls.c (debug.h): New #include.
599 (emit_call_1): Call virtual_call_token debug hook.
600 * common.opt (-fenable-icf-debug): New option.
601 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
602 locations in the source).
603 (poc_label_num): New variable.
604 (dcall_entry, vcall_entry): New typedefs.
605 (dcall_table, vcall_table): New variables.
606 (struct vcall_insn): New type.
607 (vcall_insn_table): New variable.
608 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
609 (size_of_dcall_table): New function.
610 (output_dcall_table): New function.
611 (size_of_vcall_table): New function.
612 (output_vcall_table): New function.
613 (dwarf2out_direct_call): New function.
614 (vcall_insn_table_hash): New function.
615 (vcall_insn_table_eq): New function.
616 (dwarf2out_virtual_call_token): New function.
617 (dwarf2out_virtual_call): New function.
618 (dwarf2out_init): Allocate new tables and sections.
619 (prune_unused_types): Mark DIEs referenced from direct call table.
620 (dwarf2out_finish): Output direct and virtual call tables.
621 * final.c (final_scan_insn): Call direct_call and virtual_call
623 * debug.h (struct gcc_debug_hooks): Add direct_call,
624 virtual_call_token, virtual_call hooks.
625 (debug_nothing_uid): New function.
626 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
627 (debug_nothing_uid): New function.
628 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
629 (xcoff_debug_hooks): Likewise.
630 * sdbout.c (sdb_debug_hooks): Likewise.
631 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
632 * doc/invoke.texi (-fenable-icf-debug): New option.
634 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
637 * regmove.c (regmove_backward_pass): Replace src with dst in the
638 debug insn, and check for dst before rather than after.
640 2009-10-08 Janis Johnson <janis187@us.ibm.com>
642 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
643 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
645 2009-10-08 Jan Hubicka <jh@suse.cz>
648 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
649 do not mark cgraph nodes as needed.
650 (record_references_in_initializer): Add new only_vars parameter.
651 * cgraph.h (record_references_in_initializer): New parameter.
652 * varasm.c (assemble_variable): Update call.
653 * varpool.c (varpool_analyze_pending_decls): Always look for
656 2009-10-08 Anatoly Sokolov <aesok@post.ru>
658 * config/avr/avr.c (last_insn_address) Remove variable.
659 (expand_prologue): Don't initialise last_insn_address variable.
660 (final_prescan_insn): Don't output insn size.
661 * config/avr/avr.opt (msize): Remove switch.
662 * doc/invoke.texi (AVR Options): Remove documentation of -msize
665 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
667 * combine.c (label_tick_ebb_start): Fix comment.
668 (combine_instructions): Set label_tick and label_tick_ebb_start before
669 calling setup_incoming_promotions. Start them from 1. Increment
670 label_tick instead of deriving it from the BB index. Rather than
671 comparing ticks use the block from the previous iteration to decide
672 whether to start a new EBB. Remove empty lines before function.
674 2009-10-08 Michael Matz <matz@suse.de>
677 * builtins.c (fold_builtin_isascii): Use fold_build2.
678 (fold_builtin_isdigit): Ditto.
679 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
680 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
681 remove_useless_stmts_cond, remove_useless_stmts_tf,
682 remove_useless_stmts_tc, remove_useless_stmts_bind,
683 remove_useless_stmts_goto, remove_useless_stmts_label,
684 remove_useless_stmts_1, remove_useless_stmts,
685 pass_remove_useless_stmts): Remove.
686 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
687 * passes.c (init_optimization_passes): Don't add
688 pass_remove_useless_stmts.
689 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
690 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
692 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
693 for static constants.
694 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
695 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
697 2009-10-08 Richard Guenther <rguenther@suse.de>
699 * gimple.c (free_gimple_type_tables): New function.
700 * gimple.h (free_gimple_type_tables): Declare.
702 2009-10-07 Mark Heffernan <meheff@google.com>
704 * ipa-prop.c (ipa_print_node_params) Only print
705 names of named arguments.
707 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
709 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
710 being statically linked.
712 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
714 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
716 2009-10-08 Jan Hubicka <jh@suse.cz>
719 * ipa.c (cgraph_externally_visible_p,
720 function_and_variable_visibility,
721 whole_program_function_and_variable_visibility): Skip non-finalized
724 2009-10-08 Nick Clifton <nickc@redhat.com>
726 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
729 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
732 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
734 2009-10-07 Joseph Myers <joseph@codesourcery.com>
737 * c-common.c (c_fully_fold_internal): Strip nops from the result
738 of recursive calls to c_fully_fold_internal.
739 (c_wrap_maybe_const): New.
740 (c_save_expr): Use c_wrap_maybe_const.
741 * c-common.h (c_wrap_maybe_const): Declare.
742 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
743 build_binary_op): Use c_wrap_maybe_const.
745 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
747 * real.c: Fix comment to reflect actual exponent size.
749 2009-10-08 Ben Elliston <bje@au.ibm.com>
751 * config/rs6000/a2.md: Add FSF comment header.
753 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
755 * config/i386/i386.md (any_extend): New code iterator.
756 (u, s): New code attributes.
758 (DWIH): Rewrite as code iterator for SI and DI modes.
759 (DWI): Rewrite as mode attribute.
760 (dwi): New mode attribute.
761 (di): Depend on SI mode and DI mode.
762 (doubleint_general_operand): Remove mode attribute.
764 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
767 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
768 (*sub<mode>3_doubleword): Ditto.
770 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
771 using SWIM248 mode iterator.
772 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
773 using SWI48 mode iterator.
774 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
775 patterns using DWIH mode iterator and any_extend code iterator.
776 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
777 using any_extend code iterator.
778 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
779 patterns using DWIH mode iterator and any_extend code iterator.
780 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
781 using any_extend code iterator.
782 (<s>mul<mode>3_highpart): Macroize expander from
783 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
784 and any_extend code iterator.
785 (*<s>muldi3_highpart_1): Macroize insn from
786 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
787 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
788 patterns using any_extend code iterator.
789 (*<s>mulsi3_highpart_zext): Macroize insn from
790 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
792 2009-10-07 Jakub Jelinek <jakub@redhat.com>
794 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
795 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
796 refering to a DIE with DW_AT_const_value.
798 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
801 * ira-lives.c (check_and_make_def_conflict): Process all operands.
803 2009-10-06 Jan Hubicka <jh@suse.cz>
805 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
808 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
810 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
811 *lea_2_rex64): Move before *add<mode>_1 pattern.
813 2009-10-07 Jan Hubicka <jh@suse.cz>
815 * collect2.c (main): Add -fno-whole-program.
816 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
818 2009-10-07 Jan Hubicka <jh@suse.cz>
820 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
821 has no address taken.
822 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
824 (cgraph_clone_node): Clear externally_visible flag for clones.
825 * cgraph.h (cgraph_only_called_directly_p,
826 cgraph_can_remove_if_no_direct_calls_p): New predicates.
827 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
828 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
829 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
830 ipcp_insert_stage): Likwise.
831 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
832 externally_visible flag.
833 (verify_cgraph_node): Verify that inline clones look right.
834 (process_function_and_variable_attributes): Do not set
835 externally_visible flags.
836 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
838 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
840 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
841 clear externally_visible when turning into inline clones
842 (cgraph_mark_inline_edge): Use new predicates.
843 (cgraph_estimate_growth): Likewise.
844 (cgraph_decide_inlining): Likewise.
845 * ipa.c (cgraph_postorder): Likewise.
846 (cgraph_remove_unreachable_nodes): Likewise; sanity check
847 that inline clones are not needed.
848 (cgraph_externally_visible_p): New predicate.
849 (function_and_variable_visibility): Add whole_program parameter;
850 always set externally_visible flag; handle COMDAT function
852 (local_function_and_variable_visibility): New function.
853 (gate_whole_program_function_and_variable_visibility): New function.
854 (whole_program_function_and_variable_visibility): New function.
855 (pass_ipa_whole_program_visibility): New function.
856 * passes.c (init_optimization_passes): Add whole program visibility
858 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
859 not care about needed/reachable flags.
860 * varpool.c: Include flags.h
861 (decide_is_variable_needed): When doing LTO assume whole-program mode.
862 (varpool_finalize_decl): When we are in LTO read-back, all variables
864 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
866 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
868 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
871 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
873 * config.gcc: Don't include the makefile fragments intended for
875 * config/s390/fixdfdi.h: File removed.
876 * config/s390/libgcc-glibc.ver: File removed.
877 * config/s390/s390.h: Remove the fixdfdi.h hack.
878 * config/s390/t-crtstuff: File moved to libgcc dir.
879 * config/s390/t-linux: Likewise.
880 * config/s390/t-tpf: libgcc specific parts removed.
881 * config/s390/t-linux64: Likewise.
883 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
885 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
886 (lto-compress.o): Likewise.
888 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
891 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
892 dllexport to class members here.
893 (i386_pe_determine_dllimport_p): Only check static class data for
895 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
896 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
897 functions for vague linkage.
898 (i386_pe_type_dllexport_p): Fix formatting.
899 (maybe_add_dllexport) New function.
900 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
903 2009-10-07 Ben Elliston <bje@au.ibm.com>
905 * config/rs6000/a2.md: Remove duplicated lines.
907 2009-10-07 Ben Elliston <bje@au.ibm.com>
909 * config.gcc (powerpc*-*-*): Handle a2.
910 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
911 * config/rs6000/a2.md: New file.
912 * config/rs6000/rs6000.opt (mno-update): New.
913 (mupdate): Return to using a mask, not a var.
914 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
915 (enum processor_type): Add PROCESSOR_PPCA2.
916 * config/rs6000/rs6000.c (ppca2_cost): New costs.
917 (rs6000_override_options): Add "a2" to processor_target_table.
918 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
919 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
921 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
923 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
924 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
925 reference to nonexistent gen_truncxfxf2 function.
927 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
929 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
930 (DWIH, g, di, doubleint_general_operand): New mode attributes.
931 (general_operand): Handle TI mode.
932 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
933 using SDWIM mode iterator.
934 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
935 pattern from *add{di,ti}3_1 patterns and corresponding splitters
936 using DWI mode iterator.
937 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
938 patterns using SWI mode iterator.
939 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
940 using SWI48 mode iterator.
941 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
942 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
943 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
944 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
945 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
946 using SDWIM mode iterator.
947 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
948 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
949 using DWI mode iterator.
950 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
951 patterns using SWI mode iterator.
952 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
953 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
954 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
955 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
956 patterns using plusminus code iterator.
957 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
958 sub<mode>3 patterns using plusminus code iterator.
959 * config/i386/i386.c (override_options): Update the call to
960 gen_subdi_carry_rex64 for renamed function.
961 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
962 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
963 calls to instruction expanders.
965 2009-10-06 Martin Jambor <mjambor@suse.cz>
968 * opts.c (decode_options): Run IPA-SRA at -O2.
970 2009-10-06 Richard Guenther <rguenther@suse.de>
972 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
974 2009-10-06 Tobias Burnus <burnus@net-b.de>
977 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
978 -flto and -fwhole-program flags can be combined.
980 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
983 * gcc.c (process_command): Check that -o argument was specified.
985 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
987 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
989 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
991 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
992 * doc/invoke.texi (Warning Options): Annotate allowed languages
993 for -Wunsuffixed-float-constants.
995 2009-10-05 Jakub Jelinek <jakub@redhat.com>
997 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
998 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
999 same name and isn't the main variant.
1002 * dwarf2out.c (loc_by_reference): Removed.
1003 (dw_loc_list_1): New function.
1004 (dw_loc_list): Remove toplev argument, add want_address argument.
1005 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1006 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1007 want_address == 2 to dw_loc_list. For successful dw_loc_list
1008 set have_address to 1 only if want_address is not 0.
1010 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1012 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1013 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1014 a code block followed by two pointers.
1015 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1016 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1017 (MIPS_MOVE): Likewise.
1018 (MIPS_LUI): Likewise.
1019 (MIPS_JR): Likewise.
1020 (MIPS_BAL): Likewise.
1021 (MIPS_NOP): Likewise.
1022 (mips_asm_trampoline_template): Delete.
1023 (mips_trampoline_code_size): New function.
1024 (mips_trampoline_init): Add shorter sequences for all cases
1025 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1026 Calculate the opcodes directly, rather than copying from a template.
1027 Only flush the code part of the trampoline.
1028 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1030 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1032 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1033 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1034 (INCOMING_RETURN_ADDR_RTX): Likewise.
1035 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1037 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1038 with RETURN_ADDR_REGNUM.
1039 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1040 * config/mips/mips.c (mips16_build_call_stub): Replace
1041 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1042 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1043 (mips_print_operand_punctuation): Likewise.
1044 (mips_frame_set): Likewise.
1045 (mips16e_output_save_restore): Likewise.
1046 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1047 (mips_save_reg_p): Likewise.
1048 (mips_return_addr): Likewise.
1049 (mips_set_return_address): Likewise.
1050 (mips_direct_save_slot_move_p): Likewise.
1051 (mips_output_function_prologue): Likewise.
1052 (mips_restore_reg): Likewise.
1053 (mips_expand_epilogue): Likewise.
1054 (mips_epilogue_uses): Likewise.
1055 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1056 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1057 (clear_hazard_<mode>): Likewise.
1058 (call_internal): Likewise.
1059 (call_internal_direct): Likewise.
1060 (call_direct_split): Likewise.
1061 (call_value_internal): Likewise.
1062 (call_value_split): Likewise.
1063 (call_value_internal_direct): Likewise.
1064 (call_value_direct_split): Likewise.
1065 (call_value_multiple_internal): Likewise.
1066 (call_value_multiple_split): Likewise.
1068 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1069 Jakub Jelinek <jakub@redhat.com>
1071 PR rtl-optimization/41511
1072 * combine.c (record_value_for_reg): Pass explicit values as argument
1073 to get_last_value_validate.
1074 (get_last_value_validate): Document INSN parameter.
1075 For non-readonly MEMs, assume they might have been modified if INSN
1076 was in another basic block.
1077 (get_last_value): Minor reformatting.
1079 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1082 * final.c (asm_str_count): Split out from asm_insn_count.
1083 * rtl.h (asm_str_count): New prototype.
1084 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1087 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1089 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1091 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1092 Rafael Espindola <espindola@google.com>
1094 * gengtype.c (write_types): Moved call to write_func_for_structure
1095 into seperate loops.
1097 2009-10-05 Richard Guenther <rguenther@suse.de>
1100 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1101 (input_cgraph_1): Input toplevel asms.
1103 2009-10-05 Richard Guenther <rguenther@suse.de>
1106 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1107 (external_aggregate_decl_p): Likewise.
1108 (lto_symtab_compatible): Re-structure. Remove dead code.
1109 For variables ignore toplevel qualifiers when comparing types.
1110 Issue warnings, not errors for mismatched user-alignment.
1112 2009-10-05 Richard Guenther <rguenther@suse.de>
1116 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1117 (struct lto_symtab_identifier_def): Likewise.
1118 (struct lto_symtab_decl_def): Likewise.
1119 (struct lto_symtab_entry_def): New.
1120 (lto_symtab_identifier_t): Rename to ...
1121 (lto_symtab_entry_t): ... this.
1122 (lto_symtab_decls): Remove.
1123 (lto_symtab_base_hash): Rename to ...
1124 (lto_symtab_entry_hash): ... this.
1125 (lto_symtab_base_eq): Rename to ...
1126 (lto_symtab_entry_eq): ... this.
1127 (lto_symtab_base_marked_p): Rename to ...
1128 (lto_symtab_entry_marked_p): ... this.
1129 (lto_symtab_identifier_marked_p): Remove.
1130 (lto_symtab_decl_marked_p): Likewise.
1131 (lto_symtab_maybe_init_hash_tables): Rename to ...
1132 (lto_symtab_maybe_init_hash_table): ... this.
1133 (lto_symtab_set_resolution_and_file_data): Remove.
1134 (lto_symtab_register_decl): New function.
1135 (lto_symtab_get_identifier): Remove.
1136 (lto_symtab_get): New function.
1137 (lto_symtab_get_resolution): Adjust.
1138 (lto_symtab_get_identifier_decl): Remove.
1139 (lto_symtab_set_identifier_decl): Likewise.
1140 (lto_symtab_merge_decl): Rename to ...
1141 (lto_symtab_merge): ... this. Rewrite.
1142 (lto_symtab_merge_var): Remove.
1143 (lto_symtab_merge_fn): Likewise.
1144 (lto_symtab_prevailing_decl): Adjust.
1145 (lto_cgraph_replace_node): New function.
1146 (lto_symtab_merge_decls_2): Likewise.
1147 (lto_symtab_merge_decls_1): Likewise.
1148 (lto_symtab_fixup_var_decls): Likewise.
1149 (lto_symtab_resolve_symbols): Likewise.
1150 (lto_symtab_merge_decls): Likewise.
1151 (lto_symtab_prevailing_decl): Adjust.
1152 (lto_symtab_get_symtab_def): Remove.
1153 (lto_symtab_get_file_data): Likewise.
1154 (lto_symtab_clear_resolution): Adjust.
1155 (lto_symtab_clear_resolution): Likewise.
1156 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1157 (input_cgraph_1): Likewise.
1158 * lto-streamer-in.c (get_resolution): Do not provide fake
1159 symbol resolutions here.
1160 (deferred_global_decls): Remove.
1161 (lto_register_deferred_decls_in_symtab): Likewise.
1162 (lto_register_var_decl_in_symtab): Change signature, register
1163 variable via lto_symtab_register_decl.
1164 (lto_register_function_decl_in_symtab): Likewise.
1165 (lto_read_tree): Adjust.
1166 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1167 (lto_symtab_merge_var): Likewise.
1168 (lto_symtab_merge_fn): Likewise.
1169 (lto_symtab_register_decl): Declare.
1170 (lto_symtab_merge_decls): Likewise.
1172 2009-10-05 Richard Guenther <rguenther@suse.de>
1174 PR tree-optimization/23821
1175 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1176 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1177 simple IV increments.
1179 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1181 * config/arm/arm.c (arm_override_options): Really initialize
1182 flag_dwarf2_cfi_asm to 0.
1184 2009-10-05 Doug Kwan <dougkwan@google.com>
1186 PR rtl-optimization/41574
1187 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1188 floating point and we are not doing unsafe math optimizations.
1190 2009-10-03 Simon Baldwin <simonb@google.com>
1191 Cary Coutant <ccoutant@google.com>
1192 Rafael Espindola <espindola@google.com>
1193 Richard Guenther <rguenther@suse.de>
1194 Jan Hubicka <jh@suse.cz>
1195 Doug Kwan <dougkwan@google.com>
1196 H.J. Lu <hongjiu.lu@intel.com>
1197 Bill Maddox <maddox@google.com>
1198 Ryan Mansfield <rmansfield@qnx.com>
1199 Diego Novillo <dnovillo@google.com>
1200 Ollie Wild <aaw@google.com>
1201 Kenneth Zadeck <zadeck@naturalbridge.com>
1203 * lto-cgraph.c: New file.
1204 * lto-compress.c: New file.
1205 * lto-compress.h: New file.
1206 * lto-opts.c: New file.
1207 * lto-section-in.c: New file.
1208 * lto-section-out.c: New file.
1209 * lto-streamer-in.c: New file.
1210 * lto-streamer-out.c: New file.
1211 * lto-streamer.c: New file.
1212 * lto-streamer.h: New file.
1213 * lto-symtab.c: New file.
1214 * lto-wpa-fixup.c: New file.
1215 * lto-wrapper.c: New file.
1217 2009-10-03 Simon Baldwin <baldwin@google.com>
1218 Ben Elliston <bje@au.ibm.com>
1219 Rafael Espindola <espindola@google.com>
1220 Nathan Froyd <froydnj@codesourcery.com>
1221 Jan Hubicka <jh@suse.cz>
1222 Doug Kwan <dougkwan@google.com>
1223 Diego Novillo <dnovillo@google.com>
1224 Kenneth Zadeck <zadeck@naturalbridge.com>
1226 * Makefile.in (enable_lto): New.
1227 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1228 (LINKER_PLUGIN_API_H): Define.
1229 (LTO_SYMTAB_H): Define.
1230 (LTO_STREAMER_H): Define.
1231 (TREE_VECTORIZER_H): Define.
1232 (INCLUDES): Add LIBELFINC.
1233 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1234 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1235 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1236 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1237 (native): Add lto-wrapper$(exeext)
1238 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1239 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1240 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1241 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1242 (varasm.o): Add dependency on tree-iterator.h.
1243 (cgraph.o): Add dependency on cif-code.def.
1244 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1245 (ipa-pure-const.o): Likewise.
1246 (GTFILES): Add lto-symtab.c.
1247 (install-lto-wrapper): New.
1248 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1249 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1250 * config.in: Regenerate.
1252 2009-10-03 Rafael Espindola <espindola@google.com>
1253 Diego Novillo <dnovillo@google.com>
1255 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1256 ipa_write_summaries.
1257 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1259 (cgraph_optimize): Make extern.
1261 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1262 Kenneth Zadeck <zadeck@naturalbridge.com>
1264 * toplev.c (in_lto_p): Declare.
1265 * collect2.c (scan_prog_file): Read all the output when reading
1266 information for LTO.
1267 (enum lto_mode_d): Declare.
1269 2009-10-03 Richard Guenther <rguenther@suse.de>
1270 Diego Novillo <dnovillo@google.com>
1272 * gimple.c: Include target.h and alias.h.
1273 (gimple_types): Declare.
1274 (type_hash_cache): Declare.
1275 (gimple_alloc_stat): Make extern.
1276 (gimple_build_eh_must_not_throw): Call
1277 gimple_eh_must_not_throw_set_fndecl.
1278 (struct type_pair_d): Declare.
1279 (type_pair_t): Declare.
1280 (type_pair_hash): New.
1281 (type_pair_eq): New.
1282 (lookup_type_pair): New.
1283 (gimple_force_type_merge): New.
1284 (compare_type_names_p): New.
1285 (compare_field_offset): New.
1286 (gimple_types_compatible_p): New.
1287 (struct sccs): Declare.
1288 (next_dfs_num): Declare.
1289 (iterative_hash_gimple_type): New.
1291 (iterative_hash_type_name): New.
1292 (iterative_hash_gimple_type): New.
1293 (gimple_type_hash): New.
1294 (gimple_type_eq): New.
1295 (gimple_register_type): New.
1296 (print_gimple_types_stats): New.
1297 (gimple_signed_or_unsigned_type): New.
1298 (gimple_unsigned_type): New.
1299 (gimple_signed_type): New.
1300 (gimple_get_alias_set): New.
1301 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1302 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1303 (gimple_force_type_merge): Declare.
1304 (gimple_types_compatible_p): Declare.
1305 (gimple_register_type): Declare.
1306 (print_gimple_types_stats): Declare.
1307 (gimple_unsigned_type): Declare.
1308 (gimple_signed_type): Declare.
1309 (gimple_get_alias_set): Declare.
1310 (gimple_eh_must_not_throw_set_fndecl): New.
1312 2009-10-03 Jan Hubicka <jh@suse.cz>
1313 Kenneth Zadeck <zadeck@naturalbridge.com>
1315 * ipa-pure-const.c: Include lto-streamer.h.
1316 (register_hooks): Factor out of ...
1317 (generate_summary): ... here.
1318 (pure_const_write_summary): New.
1319 (pure_const_read_summary): New.
1320 (pass_ipa_pure_const): Add pure_const_write_summary and
1321 pure_const_read_summary.
1322 * ipa-reference.c: Include lto-streamer.h.
1323 (add_new_function): New.
1324 (remove_node_data): New.
1325 (duplicate_node_data): New.
1326 (ipa_init): Guard against multiple calls.
1327 Move hook setup from analyze_function.
1328 (write_node_summary_p): New.
1329 (ipa_reference_write_summary): New.
1330 (ipa_reference_read_summary): New.
1331 (pass_ipa_reference): Add ipa_reference_write_summary and
1332 ipa_reference_read_summary.
1333 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1334 (struct cgraph_edge): Add fields lto_stmt_uid and
1335 call_stmt_cannot_inline_p.
1336 (cgraph_optimize): Declare.
1337 (cgraph_decide_is_function_needed): Declare.
1338 (reset_inline_failed): Declare.
1339 (enum LTO_cgraph_tags): Declare.
1340 (LTO_cgraph_tag_names): Declare.
1341 (LCC_NOT_FOUND): Define.
1343 2009-10-03 Doug Kwan <dougkwan@google.com>
1344 Rafael Espindola <espindola@google.com>
1345 Jan Hubicka <jh@suse.cz>
1346 Diego Novillo <dnovillo@google.com>
1347 Kenneth Zadeck <zadeck@naturalbridge.com>
1349 * passes.c (all_regular_ipa_passes): New.
1350 (all_ipa_passes): Rename to all_small_ipa_passes.
1351 (init_optimization_passes): Init all_regular_ipa_passes.
1352 * tree-pass.h (all_regular_ipa_passes): New.
1353 (all_ipa_passes): Rename to all_small_ipa_passes.
1354 * passes.c (all_lto_gen_passes): New.
1355 (init_optimization_passes): Initialize all_lto_gen_passes.
1356 (execute_ipa_summary_passes): Make non-static.
1357 (ipa_write_summaries_1): New.
1358 (ipa_write_summaries_2): New.
1359 (ipa_write_summaries): New.
1360 (ipa_write_summaries_of_cgraph_node_set): New.
1361 (ipa_read_summaries_1): New.
1362 (ipa_read_summaries): New.
1363 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1364 (execute_regular_ipa_pass_list): Remove.
1365 (init_optimization_passes): Schedule
1366 pass_rebuild_cgraph_edges and pass_early_inline outside
1367 of pass_all_early_optimizations. Document reason.
1368 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1369 pass_ipa_lto_finish_out): New pass.
1370 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1371 (execute_all_ipa_transforms): New.
1372 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1373 (dump_properties, debug_properties): New.
1374 * tree-optimize.c (gate_all_early_local_passes): Return
1375 false if we are in lto1.
1376 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1377 * tree-pass.h (execute_all_ipa_transforms): Declare.
1378 (pass_ipa_function_and_variable_visibility): Declare.
1379 (pass_ipa_early_inline): Declare.
1380 (pass_ipa_lto_gimple_out): Declare.
1381 (pass_ipa_lto_wpa_fixup): Declare.
1382 (pass_ipa_lto_finish_out): Declare.
1383 (all_small_ipa_passes, all_regular_ipa_passes,
1384 all_lto_gen_passes): Declare.
1385 (execute_ipa_summary_passes): Declare.
1386 (execute_all_ipa_transforms): Declare.
1387 (ipa_write_summaries): Declare
1388 (ipa_write_summaries_of_cgraph_node_set): Declare.
1389 (ipa_read_summaries): Declare.
1391 2009-10-03 Doug Kwan <dougkwan@google.com>
1392 Ollie Wild <aaw@google.com>
1394 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1396 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1397 (lto_mode): New variable.
1398 (maybe_run_lto_and_relink): Handle the -fwpa option.
1399 (main): Handle the -fwpa option.
1400 (maybe_unlink_list): New function.
1401 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1402 * common.opt (flto): New flag.
1403 * toplev.c (flag_generate_lto): Declare.
1405 2009-10-03 Simon Baldwin <simonb@google.com>
1407 * common.opt (flto-compression-level): New flag.
1409 * opts.c: Include lto-opts.h.
1410 (handle_option): Call lto_register_user_option for each
1411 valid option handled.
1412 (decode_options): Clear registered options before the options
1415 2009-10-03 Cary Coutant <ccoutant@google.com>
1417 * collect2.c (is_elf): New function.
1418 (scan_prog_file): Require LTO object to be in ELF format.
1420 2009-10-03 Rafael Espindola <espindola@google.com>
1422 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1423 libgcc to the linker.
1425 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1427 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1428 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1430 * collect2.h (collect_execute): Add flags argument.
1431 * tlink.c (tlink_execute): Update call to collect_execute.
1432 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1433 (use_linker_plugin): New.
1434 (use_linker_plugin_spec_function): New.
1435 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1436 (linker_plugin_file_spec): New.
1437 (lto_wrapper_spec): New.
1438 (lto_gcc_spec): New.
1439 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1440 (static_spec_functions): Add use-linker-plugin.
1441 (process_command): Handle -use-linker-plugin.
1442 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1443 linker_plugin_file_spec and lto_gcc_spec.
1444 (use_linker_plugin_spec_function): New.
1446 2009-10-03 Richard Guenther <rguenther@suse.de>
1450 * tree.h (is_lang_specific): Include LANG_TYPE.
1451 * tree.c (find_decls_types_r): Manually add interesting parts
1452 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1454 * gimple.c (type_pair_hash): Make symmetric.
1455 (type_pair_eq): Likewise.
1456 (lookup_type_pair): Increase initial hashtable size.
1457 (gimple_force_type_merge): Rely on type-pair symmetry.
1458 (visit): Remove excessive checking code.
1459 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1460 (gimple_register_type): Remove getenv calls, shrink initial
1464 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1465 inline functions if not generating lto output.
1468 * toplev.c (finalize): In WPA mode remove the asm file.
1470 2009-10-03 Doug Kwan <dougkwan@google.com>
1472 * ipa-inline.c (cgraph_mark_inline): Check
1473 edge->call_stmt_cannot_inline_p instead of calling
1474 gimple_call_cannot_inline_p.
1475 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1476 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1477 (inline_generate_summary): Do nothing in LTRANS.
1478 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1479 exists before calling gimple_call_cannot_inline_p.
1480 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1481 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1482 Update new_edge->lto_stmt_uid.
1483 * cgraphbuild.c (reset_inline_failed): New.
1485 * common.opt (fwpa): New flag.
1486 (fltrans): New option.
1487 * gcc.c (gcc_lto_option_t): New type.
1488 (current_lto_option): New variable.
1489 (lto_single_spec_function): Remove and is replaced by ..
1490 (lto_option_spec_function): New function.
1491 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1492 passing the -flto flag.
1493 (cc1_options): Separate non-LTO related parts into ..
1494 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1495 (lto1_options): New spec for lto FE.
1496 (link_lto_options): New spec for handling LTO flags in linker.
1497 (invoke_lto_single): Re-format to fit in 80 column. Replace
1498 lto-single with lto-option.
1499 (static_specs): Add cc1_non_lto_options, lto1_options and
1501 (static_spec_function): Replace lto-single with lto-option.
1502 (process_command): Handle -flto, -fwpa and -fltran by setting
1503 current_lto_option and not passing it to subprocess unconditionally.
1505 2009-10-03 Bill Maddox <maddox@google.com>
1507 Add `gcc' driver support for link-time code generation (LTO).
1509 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1510 (lto_flag, lto_objects, lto_o_file): New variables.
1511 (struct lto_object, struct lto_object_list): New structures.
1512 (collect_exit, handler): Remove LTO temporary output file on exit.
1513 (add_lto_object): New function.
1514 (maybe_run_lto_and_relink): New function. Perform link time code
1515 generation and relinking for object files containing LTO information.
1516 (main): Invoke maybe_run_lto_and_relink().
1517 (dump_argv): New function. For debugging, currently disabled.
1518 (scan_prog_file): Add LTO information pass.
1519 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1521 * toplev.c (compile_file): Emit assembler directive to create
1522 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1524 2009-10-03 Diego Novillo <dnovillo@google.com>
1526 * c.opt: Add LTO to warn_abi and warn_psabi.
1528 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1529 inline function. Ignore language-specific nodes. Update all users.
1530 (find_decls_types_r): Do not traverse the subtrees of
1531 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1532 * tree.h (is_lang_specific): New.
1533 * langhooks.h (struct lang_hooks_for_decls): Remove
1534 may_need_assembler_name_p. Update all users.
1536 * c-common.c (set_builtin_user_assembler_name): Move ...
1537 * builtins.c (set_builtin_user_assembler_name): ... here.
1538 (is_builtin_name): Add comment
1539 (is_builtin_fn): New.
1540 * except.c (output_ttype): Only call
1541 lookup_type_for_runtime if TYPE is not a runtime type.
1543 * passes.c (register_pass): Call position_pass on
1544 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1545 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1546 (TV_IPA_LTO_DECL_IO): Define.
1547 (TV_IPA_LTO_CGRAPH_IO): Define.
1549 (TV_WHOPR_WPA): Define.
1550 (TV_WHOPR_WPA_IO): Define.
1551 (TV_WHOPR_LTRANS): Define.
1552 (TV_WHOPR_WPA_FIXUP): Define.
1553 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1554 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1555 * tree-flow.h (tree_node_can_be_shared): Declare.
1556 * tree-inline.c (tree_can_inline_p): Check that E has a
1557 statement associated with it.
1558 * tree.c (free_lang_data_in_binf): Factor out of ...
1559 (free_lang_data_in_type): ... here.
1560 Call RECORD_OR_UNION_TYPE_P.
1561 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1562 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1563 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1564 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1565 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1566 (gate_free_lang_data): Return true if flag_generate_lto is set.
1567 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1568 * c-common.h (set_builtin_user_assembler_name): Move ...
1569 * tree.h (set_builtin_user_assembler_name): ... here.
1571 * common.opt (flto-report): New flag.
1572 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1573 * collect2.c (scan_prog_file): Send the error output of
1574 'nm' to HOST_BIT_BUCKET.
1576 2009-10-03 Ollie Wild <aaw@google.com>
1578 * langhooks-def.h (lhd_begin_section): New function declaration.
1579 (lhd_write_section): New function declaration.
1580 (lhd_end_section): New function declaration.
1581 (LANG_HOOKS_BEGIN_SECTION): New macro.
1582 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1583 (LANG_HOOKS_END_SECTION): New macro.
1584 (LANG_HOOKS_LTO): New macro.
1585 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1586 * langhooks.c (output.h): Add include.
1587 (saved_section): New static variable.
1588 (lhd_begin_section): New function.
1589 (lhd_write_section_data): New function.
1590 (lhd_end_section): New function.
1591 * langhooks.h (struct lang_hooks_for_lto): New structure.
1592 (struct lang_hooks): Add member lto.
1593 * Makefile.in (langhooks.o): Add dependency on output.h.
1595 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1597 2009-10-03 Richard Guenther <rguenther@suse.de>
1599 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1602 2009-10-03 Simon Baldwin <simonb@google.com>
1603 Richard Guenther <rguenther@suse.de>
1604 Janis Johnson <janis187@us.ibm.com>
1605 Doug Kwan <dougkwan@google.com>
1606 Diego Novillo <dnovillo@google.com>
1607 Ramana Radhakrishnan <ramana.r@gmail.com>
1608 Ollie Wild <aaw@google.com>
1610 * doc/install.texi: Add documentation for libelf and --enable-lto.
1611 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1612 -flto-report, -flto-compression-level and -use-linker-plugin.
1613 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1614 Add section for LTO Testing.
1616 2009-10-02 Cary Coutant <ccoutant@google.com>
1618 Add support for comdat type sections for DWARF v4.
1619 Merge from dwarf4 branch.
1621 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1622 (dw_die_ref): Define vector type.
1623 (enum dw_val_class): Add dw_val_class_data8.
1624 (struct dw_val_struct): Add v.val_data8.
1625 (comdat_type_node_ref): New type.
1626 (struct die_struct): Move die_symbol into a union; add new field
1627 die_type_node. Change all uses.
1628 (comdat_type_node): New type.
1629 (skeleton_chain_node): New type.
1630 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1631 (comdat_type_list): New variable.
1632 (dwarf_tag_name): Add DW_TAG_type_unit.
1633 (dwarf_attr_name): Add DW_AT_signature.
1634 (add_AT_data8): New function.
1635 (replace_child): New function.
1636 (move_all_children): New function.
1637 (print_signature): New function.
1638 (print_die): Print signature information; add dw_val_class_data8.
1639 (attr_checksum): Support dw_val_class_data8.
1640 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1641 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1642 (checksum_sleb128, checksum_uleb128): New functions.
1643 (checksum_die_context): New function.
1644 (loc_checksum_ordered): New function.
1645 (attr_checksum_ordered): New function.
1646 (struct checksum_attributes): New structure.
1647 (collect_checksum_attributes): New function.
1648 (die_checksum_ordered): New function.
1649 (generate_type_signature): New function.
1650 (same_dw_val_p): Add dw_val_class_data8.
1651 (is_symbol_die): Use new is_declaration_die function.
1652 (is_declaration_die): New function.
1653 (should_move_die_to_comdat): New function.
1654 (clone_die): New function.
1655 (clone_tree): New function.
1656 (clone_as_declaration): New function.
1657 (copy_declaration_context): New function.
1658 (generate_skeleton_ancestor_tree): New function.
1659 (generate_skeleton_bottom_up): New function.
1660 (generate_skeleton): New function.
1661 (remove_child_or_replace_with_skeleton): New function.
1662 (break_out_comdat_types): New function.
1663 (struct decl_table_entry): New type.
1664 (htab_decl_hash): New function.
1665 (htab_decl_eq): New function.
1666 (htab_decl_del): New function.
1667 (copy_ancestor_tree): New function.
1668 (copy_decls_walk): New function.
1669 (copy_decls_for_unworthy_types): New function.
1670 (build_abbrev_table): Don't assert on missing die_symbol when doing
1671 comdat type sections.
1672 (size_of_die): Use DW_FORM_sig8 for external references. Add
1674 (unmark_dies): Don't assert for unmarked dies when doing comdat
1676 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1677 (output_signature): New function.
1678 (output_die): Likewise.
1679 (output_compilation_unit_header): Mark output as DWARF version 3
1680 even if generating DWARF 4.
1681 (output_comdat_type_unit): New function.
1682 (output_line_info): Mark output as DWARF version 3 even if generating
1684 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1686 (dwarf2out_end_source_file): Likewise.
1687 (prune_unused_types_walk_attribs): Don't follow references into
1688 comdat type sections.
1689 (prune_unused_types_mark): When generating type units, do not mark
1690 children of non-defining declarations of types; do mark children of
1692 (prune_unused_types): Process comdat type sections.
1693 (htab_ct_hash): New function.
1694 (htab_ct_eq): New function.
1695 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1696 Add a pointer to the line table from type unit entries so
1697 DW_AT_decl_file has meaning.
1698 * varasm.c (default_elf_asm_named_section): Use identifier name as
1699 comdat key instead of lang hook.
1701 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1703 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1705 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1707 * config/i386/i386.md (SWIM248): New mode iterator.
1708 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1709 divmodhi4 patterns using SWIM248 macro.
1710 (*divmod<mode>4): Macroize insn_and_split pattern from
1711 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1712 and their corresponding splitters usign SWIM248 macro. Split SImode
1713 insn to generate cltd and DImode insn to generate cqto instead of
1714 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1715 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1716 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1717 *divmodsi_noext patterns using SWIM248 macro.
1718 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1719 udivmodhi4 patterns using SWIM248 macro.
1720 (*udivmod<mode>4): Macroize insn_and_split pattern from
1721 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1722 corresponding splitters using SWIM248 macro.
1723 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1724 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1726 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1728 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1729 of zero-sized element is zero-sized regardless of its extent.
1731 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1734 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1735 * configure: Regenerated.
1736 * config.in: Regenerated.
1737 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1738 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1739 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1740 not emitting .eh_frame, emit .cfi_sections .debug_frame
1745 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1746 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1748 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1749 vars use DECL_RTL with resetting it back to NULL afterwards.
1750 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1751 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1752 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1753 the attribute type allows it, otherwise use DW_FORM_dataN.
1754 (mem_loc_descriptor): Handle CONST_STRING.
1755 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1756 Handle MEM with CONST_STRING address using add_AT_string.
1757 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1758 CONST_STRING for const arrays initialized with a string literal.
1759 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1760 (dwarf2out_finish): Call resolve_addr.
1762 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1763 Maxim Kuvyrkov <maxim@codesourcery.com>
1765 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1767 2009-10-02 Nick Clifton <nickc@redhat.com>
1769 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1770 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1772 2009-10-01 Jan Hubicka <jh@suse.cz>
1774 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1775 (cgraph_create_virtual_clone): Just pass redirect_callers
1777 * cgraph.h (cgraph_clone_node): Update prototype.
1778 * ipa-pure-const.c (self_recursive_p): New function.
1779 (propagate): Use it.
1780 * ipa-inline.c (cgraph_clone_inlined_nodes,
1781 cgraph_decide_recursive_inlining): Update.
1783 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1785 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1786 instructions for TARGET_OCTEON.
1788 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1790 * config/arm/arm.c (arm_override_options): Turn off
1791 flag_dwarf2_cfi_asm for AAPCS variants.
1793 2009-10-01 Martin Jambor <mjambor@suse.cz>
1796 * tree-sra.c (convert_callers): Do not call
1797 compute_inline_parameters on one caller more than once.
1799 2009-10-01 Nick Clifton <nickc@redhat.com>
1801 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1802 an empty string if not already defined.
1804 2009-10-01 Martin Jambor <mjambor@suse.cz>
1807 * tree-sra.c (is_va_list_type): New function.
1808 (find_var_candidates): Call is_va_list_type.
1809 (find_param_candidates): Check that the type or the type pointed
1810 to are not va_list types.
1812 2009-10-01 Martin Jambor <mjambor@suse.cz>
1815 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1816 DECL_ARTIFICIAL (param_decl) is true.
1818 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1820 * tree.h (tree_decl_common::lang_flag_8): New.
1821 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1823 * c-common.h (RID_CONSTEXPR): New.
1825 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1827 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1828 Use ref-all pointers.
1829 (alpha_gimplify_va_arg): Ditto.
1831 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1834 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1835 before insn counting loop now that BB_END (bb) is counted. Ensure
1836 the return value isn't zero.
1838 2009-09-30 Nick Clifton <nickc@redhat.com>
1840 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1841 with separate definitions of c_target_objs and cxx_target_objs.
1842 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1844 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1845 sh_symbian_import_export_class.
1846 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1847 * config/sh/symbian.c: Delete, moving code into...
1848 * config/sh/symbian-base.c: ... here
1849 * config/sh/symbian-c.c: ... and here
1850 * config/sh/symbian-cxx.c: ... and here.
1852 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1855 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1856 of plus RTX into register.
1858 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1860 * doc/install.texi: Linguistic and markup fixes.
1861 (Configuration) <--disable-cpp>: Remove description.
1862 <--enable-maintainer-mode>: Autotools files are affected, too.
1863 <--with-sysroot>: Improve description.
1864 (Building): Bump required GNU make version.
1866 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1868 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1869 (x86_64-*-*): Ditto.
1871 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1872 intrinisics for FMA4.
1873 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1874 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1875 Add FMA4 check and fma4intrin.h.
1876 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1878 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1879 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1880 constant for FMA4 support.
1881 (UNSPEC_FMA4_FMADDSUB): Ditto.
1882 (UNSPEC_FMA4_FMSUBADD): Ditto.
1883 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1884 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1885 (ix86_expand_fma4_multiple_memory): Ditto.
1886 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1887 (OPTION_MASK_ISA_FMA4_UNSET): New.
1888 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1889 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1890 (ix86_handle_option): Handle -mfma4.
1891 (isa_opts): Handle -mfma4.
1892 (enum pta_flags): Add PTA_FMA4.
1893 (override_options): Add FMA4 support.
1894 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1895 (IX86_BUILTIN_VFMADDSD): Ditto.
1896 (IX86_BUILTIN_VFMADDPS): Ditto.
1897 (IX86_BUILTIN_VFMADDPD): Ditto.
1898 (IX86_BUILTIN_VFMSUBSS): Ditto.
1899 (IX86_BUILTIN_VFMSUBSD): Ditto.
1900 (IX86_BUILTIN_VFMSUBPS): Ditto.
1901 (IX86_BUILTIN_VFMSUBPD): Ditto.
1902 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1903 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1904 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1905 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1906 (IX86_BUILTIN_VFNMADDSS): Ditto.
1907 (IX86_BUILTIN_VFNMADDSD): Ditto.
1908 (IX86_BUILTIN_VFNMADDPS): Ditto.
1909 (IX86_BUILTIN_VFNMADDPD): Ditto.
1910 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1911 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1912 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1913 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1914 (IX86_BUILTIN_VFMADDPS256): Ditto.
1915 (IX86_BUILTIN_VFMADDPD256): Ditto.
1916 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1917 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1918 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1919 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1920 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1921 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1922 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1923 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1924 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1925 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1926 (enum multi_arg_type): New enum for describing the various FMA4
1927 intrinsic argument types.
1928 (bdesc_multi_arg): New table for FMA4 intrinsics.
1929 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1930 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1932 (ix86_expand_builtin): Add FMA4 intrinsic support.
1933 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1934 operand instructions.
1935 (ix86_expand_fma4_multiple_memory): New function to split the
1936 second memory reference from FMA4 instructions.
1937 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1938 (ssemodesuffixf2s): Ditto.
1939 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1941 (fma4_fmsub<mode>4): Ditto.
1942 (fma4_fnmadd<mode>4): Ditto.
1943 (fma4_fnmsub<mode>4): Ditto.
1944 (fma4_vmfmadd<mode>4): Ditto.
1945 (fma4_vmfmsub<mode>4): Ditto.
1946 (fma4_vmfnmadd<mode>4): Ditto.
1947 (fma4_vmfnmsub<mode>4): Ditto.
1948 (fma4_fmadd<mode>4256): Ditto.
1949 (fma4_fmsub<mode>4256): Ditto.
1950 (fma4_fnmadd<mode>4256): Ditto.
1951 (fma4_fnmsub<mode>4256): Ditto.
1952 (fma4_fmaddsubv8sf4): Ditto.
1953 (fma4_fmaddsubv4sf4): Ditto.
1954 (fma4_fmaddsubv4df4): Ditto.
1955 (fma4_fmaddsubv2df4): Ditto.
1956 (fma4_fmsubaddv8sf4): Ditto.
1957 (fma4_fmsubaddv4sf4): Ditto.
1958 (fma4_fmsubaddv4df4): Ditto.
1959 (fma4_fmsubaddv2df4): Ditto.
1960 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1961 instructions for intrinsics.
1962 (fma4i_fmsub<mode>4): Ditto.
1963 (fma4i_fnmadd<mode>4): Ditto.
1964 (fma4i_fnmsub<mode>4): Ditto.
1965 (fma4i_vmfmadd<mode>4): Ditto.
1966 (fma4i_vmfmsub<mode>4): Ditto.
1967 (fma4i_vmfnmadd<mode>4): Ditto.
1968 (fma4i_vmfnmsub<mode>4): Ditto.
1969 (fma4i_fmadd<mode>4256): Ditto.
1970 (fma4i_fmsub<mode>4256): Ditto.
1971 (fma4i_fnmadd<mode>4256): Ditto.
1972 (fma4i_fnmsub<mode>4256): Ditto.
1973 (fma4i_fmaddsubv8sf4): Ditto.
1974 (fma4i_fmaddsubv4sf4): Ditto.
1975 (fma4i_fmaddsubv4df4): Ditto.
1976 (fma4i_fmaddsubv2df4): Ditto.
1977 (fma4i_fmsubaddv8sf4): Ditto.
1978 (fma4i_fmsubaddv4sf4): Ditto.
1979 (fma4i_fmsubaddv4df4): Ditto.
1980 (fma4i_fmsubaddv2df4): Ditto.
1982 * doc/invoke.texi (-mfma4): Add documentation.
1983 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1985 2009-09-29 Richard Henderson <rth@redhat.com>
1987 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1988 an edge to the new destination block.
1990 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1993 * pa.c (hppa_profile_hook): Use
1994 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1996 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1997 Alexander Monakov <amonakov@ispras.ru>
2000 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2001 (not_postinc_memory_operand): New.
2002 (not_postinc_move_operand): New.
2003 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2004 (*cmovsi_internal): Ditto.
2006 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2008 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2009 restrict issue_rate in first pass when scheduling for register
2012 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2013 Rafael Avila de Espindola <espindola@google.com>
2015 * gengtype.c (plugin_output): New.
2016 (get_output_file_with_visibility): Return plugin_output for plugins.
2017 (main): Parse and use the -P option.
2018 * gty.texi: Update the command line format.
2020 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2023 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2025 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2026 out if !const_ok_for_output.
2029 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2030 case VAR_LOCATION>: Remove gcc_unreachable ().
2032 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2034 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2035 (x86_64-*-*): Ditto.
2036 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2037 back to smmintrin.h.
2038 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2039 * config/i386/x86intrin.h: Remove SSE5.
2040 * config/i386/mmintrin-common.h: Delete file.
2041 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2043 2009-09-29 Richard Guenther <rguenther@suse.de>
2045 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2046 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2048 2009-09-29 Nick Clifton <nickc@redhat.com>
2050 * function.c (current_function_name): If there is no current
2051 function just return "<none>".
2053 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2055 * tree-pass.h (register_pass_info): New structure.
2056 (pass_positioning_ops): Move enum from gcc-plugin.h.
2057 (register_pass): New function.
2058 * gcc-plugin.h (plugin_pass): Delete structure.
2059 (pass_positioning_ops): Delete enum.
2060 * plugin.c (regsiter_pass): Delete function.
2061 (position_pass): Delete function.
2062 (added_pass_nodes): Delete variable.
2063 (prev_added_pass_nodes): Delete variable.
2064 (pass_list_node): Delete structure.
2065 * passes.c (make_pass_instance): New function.
2066 (next_pass_1): Change to call make_pass_instance.
2067 (pass_list_node): Move structure from gcc-plugin.h.
2068 (added_pass_nodes): Move variable from plugin.c.
2069 (prev_added_pass_nodes): Move variable from plugin.c.
2070 (position_pass): New function.
2071 (register_pass): New function.
2073 2009-09-28 Easwaran Raman <eraman@google.com>
2075 * ifcvt.c (noce_try_abs): Recognize pattern and call
2076 expand_one_cmpl_abs_nojump.
2077 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2078 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2080 2009-09-28 Ian Lance Taylor <iant@google.com>
2083 * c-opts.c (c_common_handle_option): Don't set
2084 warn_jump_misses_init for -Wall.
2085 * doc/invoke.texi (Warning Options): Update documentation.
2087 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2089 * Makefile.in ($(out_object_file)): Depend on
2090 gt-$(basename $(notdir $(out_file))).h.
2092 2009-09-28 Richard Henderson <rth@redhat.com>
2094 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2095 * except.c (gen_eh_region): Set it.
2096 (duplicate_eh_regions_1): Copy it.
2097 * tree-eh.c (lower_resx): Use it to determine which function
2100 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2101 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2102 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2103 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2104 BUILT_IN_CXA_END_CLEANUP if necessary.
2106 * c-common.c (c_define_builtins): Update call to
2107 build_common_builtin_nodes.
2109 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2111 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2113 2009-09-28 Michael Matz <matz@suse.de>
2115 * builtins.c (interclass_mathfn_icode): New helper.
2116 (expand_builtin_interclass_mathfn): Use it here, and split folding
2118 (fold_builtin_interclass_mathfn): ... this new folder.
2119 (build_call_nofold_loc): New static helper.
2120 (build_call_nofold): New wrapper macro for above.
2121 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2122 (expand_builtin_pow): Ditto.
2123 (expand_builtin_memset_args): Ditto.
2124 (expand_builtin_printf): Ditto.
2125 (expand_builtin_fprintf): Ditto.
2126 (expand_builtin_sprintf): Ditto.
2127 (expand_builtin_memory_chk): Ditto.
2128 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2129 (expand_builtin_stpcpy): Ditto.
2130 (expand_builtin_strcmp): Ditto.
2131 (expand_builtin_strncmp): Ditto.
2132 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2133 (expand_builtin_strcpy_args): Don't call folders.
2134 (expand_builtin_memcmp): Ditto.
2135 (expand_builtin_strncpy): Ditto, and use target.
2136 (expand_builtin_memcpy): Ditto.
2137 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2138 expand_builtin_strpbrk, expand_builtin_memmove,
2139 expand_builtin_memmove_args, expand_builtin_bcopy,
2140 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2141 expand_builtin_strspn, expand_builtin_strcspn,
2142 expand_builtin_fputs): Remove these.
2143 (expand_builtin): Don't call the above, change calls to other
2144 expanders that changed prototype.
2145 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2146 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2147 fold_builtin_interclass_mathfn.
2148 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2149 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2151 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2152 * passes.c (init_optimization_passes): Move pass_fold_builtins
2153 after last phiopt pass.
2154 * tree-inline.c (fold_marked_statements): When folding builtins
2155 iterate over all instruction potentially generated.
2156 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2158 (fold_gimple_call): Use it to always fold calls (into potentially
2159 multiple instructions).
2160 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2161 calls into zero at this time.
2162 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2163 statements generated by builtin folding.
2165 2009-09-28 Nick Clifton <nickc@redhat.com>
2167 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2169 2009-09-28 Duncan Sands <baldrick@free.fr>
2171 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2172 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2173 (register_callback): Dispatch it.
2174 (invoke_plugin_callbacks): Incorporate in sanity check.
2175 * ggc.h (ggc_register_cache_tab): Add declaration.
2176 * ggc-common.c (ggc_register_root_tab): Simplify.
2177 (const_ggc_cache_tab_t): New typedef.
2178 (extra_cache_vec): New vector of dynamically added cache tables.
2179 (ggc_register_cache_tab): New function.
2180 (ggc_scan_cache_tab): New function.
2181 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2182 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2184 2009-09-27 Richard Henderson <rth@redhat.com>
2186 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2187 which we remove __builtin_stack_restore.
2189 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2191 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2192 to test for GRD_INVARIANT.
2193 (simple_rhs_p): Anything that's function_invariant_p is fine.
2195 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2197 * gengtype.c (main): Use plunge_files instead of plugin_output.
2199 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2200 Rafael Avila de Espindola <espindola@google.com>
2202 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2203 Don't print pch related info if it is false.
2204 (main): Don't print pch info in plugin mode.
2206 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2208 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2209 with dw_val_class_const_double.
2210 (struct dw_val_struct): Replace val_long_long with val_double and
2211 adjust for above change.
2212 (output_loc_operands): Likewise.
2213 (add_AT_long_long): Rename into...
2214 (add_AT_double): ...this.
2215 (print_die): Replace dw_val_class_long_long with
2216 dw_val_class_const_double and adjust.
2217 (attr_checksum): Likewise.
2218 (same_dw_val_p): Likewise.
2219 (size_of_die): Likewise.
2220 (value_format): Likewise.
2221 (output_die): Likewise.
2222 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2223 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2224 instead of add_AT_long_long.
2225 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2226 value with the precision of its type.
2228 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2231 * c-typeck.c (build_conditional_expr): Use the readonly and
2232 volatile flags of the operand types, not of the operands itself.
2234 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2236 * collect2.c (main): Look for -brtl before adding libraries.
2238 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2240 * config.gcc: Update OpenBSD targets.
2241 * config/openbsd-stdint.h: New file.
2242 * config/openbsd-libpthread.h: New file.
2243 * config/openbsd.h: Update and break out LIB_SPEC definition.
2244 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2245 * config/i386/openbsdelf.h: Correct types.
2246 * config/m68k/openbsd.h: Likewise.
2247 * config/mips/openbsd.h: Likewise.
2248 * config/vax/openbsd.h: Likewise.
2250 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2252 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2253 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2254 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2255 of the length and zero.
2257 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2259 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2260 (FLAGS_H): Add options.h $(REAL_H).
2261 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2262 (TREE_VECTORIZER_H): New.
2263 (EBITMAP_H): Renamed from EBIMAP_H.
2264 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2265 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2266 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2267 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2268 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2269 (graphite-clast-to-gimple.o, graphite-dependences.o)
2270 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2271 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2272 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2273 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2274 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2275 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2276 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2277 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2278 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2279 updated and fixed as per above changes and per
2280 check_makefile_deps.sh output.
2283 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2284 * configure: Regenerate.
2286 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2288 * doc/install.texi: Update minimum MPC version to 0.7.
2290 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2292 * doc/install.texi (Binaries): Remove reference to the binary
2293 distribution CD-ROM from the FSF.
2295 2009-09-26 Michael Matz <matz@suse.de>
2299 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2300 that are mentioned in the body.
2302 2009-09-26 Michael Matz <matz@suse.de>
2304 PR tree-optimization/41454
2305 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2306 (tree_ssa_dominator_optimize): Don't allocate and free it.
2307 (dom_opt_leave_block): Don't iterate over it.
2308 (eliminate_redundant_computations): Don't return a value.
2309 (cprop_operand, cprop_into_stmt): Ditto.
2310 (optimize_stmt): Don't defer updating stmts.
2312 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2314 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2315 generic_parameter_die, template_parameter_pack_die,
2316 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2317 renaming DW_TAG_formal_parameter_pack and
2318 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2319 and DW_TAG_GNU_template_parameter_pack.
2321 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2323 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2324 * config/v850/v850.c (v850_function_value): New function.
2325 (TARGET_FUNCTION_VALUE): Define.
2327 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2329 * tree-vect-stmts.c (vectorizable_call): Call
2330 mark_symbols_for_renaming after vect_finish_stmt_generation.
2332 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2333 to loc_descriptor_from_tree.
2334 (add_location_or_const_value_attribute): Pass 0 instead of 2
2335 for decl_by_reference_p decls.
2337 2009-09-25 Richard Guenther <rguenther@suse.de>
2340 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2343 2009-09-25 Ben Elliston <bje@au.ibm.com>
2345 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2348 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2350 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2351 form of instruction.
2353 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2356 * fold-const.c (const_binop): Handle complex int division.
2357 * tree-complex.c (expand_complex_div_straight,
2358 expand_complex_div_wide): Update comments.
2360 2009-09-24 DJ Delorie <dj@redhat.com>
2363 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2364 (reg_class): Likewise.
2365 (REG_CLASS_NAMES): Likewise.
2366 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2367 (m32c_override_options): Disable -fivopts for M32C.
2369 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2371 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2372 Delete VSX load/store with update support.
2373 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2374 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2378 (VStype_load_update): Ditto.
2379 (VStype_store_update): Ditto.
2380 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2381 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2383 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2384 load/store with update builtins.
2386 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2388 * libgcc2.c (L_trampoline): Prototype for getpagesize
2389 and mprotect in WINNT case.
2391 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2393 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2394 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2395 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2396 'outgoing' argument.
2397 (TARGET_FUNCTION_VALUE): Define.
2399 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2401 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2403 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2406 * common.opt: Initialize dwarf_strict to -1.
2407 * toplev.c (process_options): Catch unset dwarf_strict
2408 and set to 0 for all targets not overriding.
2409 * config/darwin.c (darwin_override_options): Catch unset
2410 dwarf_strict and override to 1.
2412 2009-09-24 Jeff Law <law@redhat.com>
2414 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2416 2009-09-24 Richard Guenther <rguenther@suse.de>
2418 PR tree-optimization/36143
2419 PR tree-optimization/38747
2420 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2421 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2423 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2426 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2427 return false instead of gcc_unreachable (). For CONST return the
2428 value returned by recursive call instead of always returning true.
2429 (tree_add_const_value_attribute): Return the value returned by
2430 add_const_value_attribute instead of always returning true if rtl
2433 2009-09-23 Justin Seyster <jrseys@gmail.com>
2435 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2437 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2439 * cgraphunit.c (cgraph_lower_function): Revert last change.
2440 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2441 instead of DECL_NO_STATIC_CHAIN.
2442 * tree-cfg.c (verify_gimple_call): Likewise.
2443 * tree-nested.c (get_chain_decl, get_chain_field,
2444 convert_tramp_reference_op, convert_gimple_call): Likewise.
2445 (convert_all_function_calls): Likewise. Always set or clear
2446 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2447 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2448 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2450 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2451 DECL_NO_STATIC_CHAIN.
2452 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2453 instead of DECL_NO_STATIC_CHAIN.
2454 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2455 decl_function_context.
2456 * varasm.c (initializer_constant_valid_p): Likewise.
2457 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2458 (DECL_STATIC_CHAIN): ... this.
2459 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2460 instead of DECL_NO_STATIC_CHAIN.
2462 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2463 Rafael Avila de Espindola <espindola@google.com>
2465 * gengtype.c (nb_plugin_files): Make it unsigned to match
2466 num_gt_files. Adjust other variables to avoid warnings.
2467 (main): Allocate an all zero lang_bitmap before each plugin file name
2468 to match regular file names.
2470 2009-09-23 Richard Henderson <rth@redhat.com>
2472 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2473 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2474 static chain passed in memory.
2475 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2476 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2477 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2478 STATIC_CHAIN_REGNUM defined.
2480 * config/picochip/picochip-protos.h: s/class/klass/.
2481 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2482 (picochip_static_chain): New.
2483 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2484 (STATIC_CHAIN_INCOMING): Remove.
2486 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2487 (xtensa_static_chain): New.
2488 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2489 (STATIC_CHAIN_INCOMING): Remove.
2491 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2493 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2494 * config/pa/pa-protos.h (function_value): Remove.
2495 * config/pa/pa.c (pa_function_value): Rename from function_value.
2496 Make static, add 'outgoing' argument.
2497 (TARGET_FUNCTION_VALUE): Define.
2499 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2501 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2502 instead of cfun->machine->is_leaf.
2503 * config/avr/avr.h (machine_function): Remove is_leaf field.
2505 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2508 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2509 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2510 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2511 the same size, prefer DW_OP_stack_value.
2512 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2513 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2515 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2518 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2520 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2523 * cfgexpand.c (convert_debug_memory_address): New.
2524 (expand_debug_expr): Convert base address and offset to the same
2525 mode. Use it to convert addresses to other modes. Accept
2528 2009-09-23 Richard Guenther <rguenther@suse.de>
2530 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2531 produced for bigendian targets with promoted subregs.
2533 2009-09-23 Richard Guenther <rguenther@suse.de>
2535 * value-prof.c (gimple_ic): Purge old EH edges only after building
2538 2009-09-23 Nick Clifton <nickc@redhat.com>
2540 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2542 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2545 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2548 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2549 on non-nested functions.
2551 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2552 Jan Hubicka <jh@suse.cz>
2554 * dwarf2out.c (loc_list_plus_const): Only define if
2555 DWARF2_DEBUGGING_INFO.
2556 (address_of_int_loc_descriptor): Likewise.
2559 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2561 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2564 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2565 constant is more than zero.
2567 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2570 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2571 call final to emit non-scheduled prologue, instead insert at entry.
2573 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2574 Joseph S. Myers <joseph@codesourcery.com>
2576 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2578 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2579 Rafael Avila de Espindola <espindola@google.com>
2581 * gengtype.c (is_file_equal): New function.
2582 (close_output_files): Use is_file_equal. Free of->buf.
2584 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2585 Rafael Avila de Espindola <espindola@google.com>
2587 * gengtype.c (write_types, write_local): Add the output_header
2588 argument. Update all callers.
2590 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2592 * dwarf2out.c (template_parameter_pack_die,
2593 gen_formal_parameter_pack_die ): New functions.
2594 (make_ith_pack_parameter_name): Remove this function.
2595 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2596 DW_TAG_formal_parameter_pack.
2597 (gen_generic_params_dies): Represent each template parameter pack
2598 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2599 represented by usual DW_TAG_template_*_parameter DIEs that are
2600 children of the DW_TAG_template_parameter_pack element DIE.
2601 (generic_parameter_die): This doesn't deal with parameter pack
2602 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2603 of parameter pack DIEs.
2604 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2605 in certain cases, e.g. for pack elements.
2606 (gen_formal_types_die, gen_decl_die): Adjust usage of
2607 gen_formal_parameter_die.
2608 (gen_subprogram_die): Represent each function parameter pack by a
2609 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2610 represented by usual DW_TAG_formal_parameter DIEs that are children
2611 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2612 ____builtin_va_alist decls as no part of the compiler uses those
2614 * langhooks.h (struct lang_hooks_for_decls): Add
2615 function_parm_expanded_from_pack_p, get_generic_function_decl
2616 and function_parameter_pack_p hooks. Fix comment for
2617 get_innermost_generic_parms hook.
2618 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2619 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2620 macros and use them to initialize lang_hook.
2622 2009-09-22 Richard Henderson <rth@redhat.com>
2624 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2625 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2626 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2627 on TRAMPOLINE_TEMPLATE.
2628 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2629 TRAMPOLINE_ADJUST_ADDRESS.
2630 * targhooks.c (default_asm_trampoline_template): Remove.
2631 (default_trampoline_adjust_address): Remove.
2632 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2633 * targhooks.h: Update decls.
2635 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2637 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2638 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2639 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2641 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2644 * reload1.c (reload): Reset debug insns with pseudos without
2647 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2649 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2650 unconditional true for decimal float modes.
2651 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2652 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2654 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2656 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2657 Enable a new case for __FreeBSD__ >= 7.
2658 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2659 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2660 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2661 and USE_LD_AS_NEEDED.
2663 * doc/install.texi (*-*-freebsd*): Update target information.
2665 2009-09-22 Richard Guenther <rguenther@suse.de>
2668 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2669 arrays really properly.
2671 2009-09-22 Richard Henderson <rth@redhat.com>
2674 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2675 calls.static_chain, calls.trampoline_init,
2676 calls.trampoline_adjust_address.
2677 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2678 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2679 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2680 * builtins.c (expand_builtin_setjmp_receiver): Use
2681 targetm.calls.static_chain; only clobber registers.
2682 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2683 set up memory attributes properly for the trampoline block.
2684 (expand_builtin_adjust_trampoline): Use
2685 targetm.calls.trampoline_adjust_address.
2686 * calls.c (prepare_call_address): Add fndecl argument. Use
2687 targetm.calls.static_chain.
2688 * df-scan.c (df_need_static_chain_reg): Remove.
2689 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2690 consolodate static chain handling.
2691 * doc/tm.texi: Document new hooks.
2692 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2693 (init_emit_regs): Don't initialize them.
2694 * expr.h (prepare_call_address): Update decl.
2695 * final.c (profile_function): Use targetm.calls.static_chain.
2696 * function.c (expand_function_start): Likewise.
2697 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2698 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2699 only clobber registers.
2700 * targhooks.c (default_static_chain): New.
2701 (default_asm_trampoline_template, default_trampoline_init): New.
2702 (default_trampoline_adjust_address): New.
2703 * targhooks.h: Declare them.
2704 * varasm.c (assemble_trampoline_template): Use
2705 targetm.asm_out.trampoline_template. Make the memory block const
2708 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2709 alpha_initialize_trampoline. Make static. Merge VMS parameter
2710 differences into the TARGET_ABI_OPEN_VMS code block.
2711 (TARGET_TRAMPOLINE_INIT): New.
2712 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2713 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2714 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2715 (INITIALIZE_TRAMPOLINE): Remove.
2717 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2718 (TRAMPOLINE_TEMPLATE): Merge with ...
2719 (INITIALIZE_TRAMPOLINE): ... this and move ...
2720 * config/arc/arc.c (arc_trampoline_init): ... here.
2721 (TARGET_TRAMPOLINE_INIT): New.
2723 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2724 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2725 (arm_asm_trampoline_template): New.
2726 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2727 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2728 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2729 code to arm_asm_trampoline_template.
2730 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2731 arm_trampoline_adjust_address.
2732 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2733 adjust for target hook parameters.
2735 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2738 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2739 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2740 (bfin_trampoline_init): Rename from initialize_trampoline;
2741 make static; update for target hook parameters.
2742 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2743 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2744 bfin_asm_trampoline_template.
2745 (INITIALIZE_TRAMPOLINE): Remove.
2747 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2748 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2749 cris_trampoline_init): New.
2750 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2751 cris_asm_trampoline_template.
2752 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2753 adjust for target hook parameters.
2755 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2757 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2758 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2759 fr30_trampoline_init): New.
2760 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2761 fr30_asm_trampoline_template.
2762 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2763 adjust for target hook parameters.
2765 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2766 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2767 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2768 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2769 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2771 * config/h8300/h8300.c (h8300_trampoline_init): New.
2772 (TARGET_TRAMPOLINE_INIT): New.
2773 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2774 to h8300_trampoline_init and adjust for hook parameters.
2776 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2777 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2778 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2779 make static; adjust for hook parameters.
2780 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2782 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2783 (TARGET_TRAMPOLINE_INIT): New.
2784 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2785 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2786 iq2000_asm_trampoline_template.
2787 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2788 (TRAMPOLINE_CODE_SIZE): New.
2789 (TRAMPOLINE_SIZE): Use it.
2790 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2792 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2793 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2794 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2795 adjust for hook parameters.
2796 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2798 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2799 (m32r_trampoline_init): New.
2800 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2801 m32r_trampoline_init.
2803 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2804 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2805 make static; update for hook parameters.
2806 * config/m68hc11/m68hc11-protos.h: Update.
2807 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2809 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2810 (TARGET_TRAMPOLINE_INIT): New.
2811 (mcore_function_value): Fix typo.
2812 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2813 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2814 to mcore_asm_trampoline_template.
2815 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2817 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2818 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2819 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2820 update for hook parameters.
2821 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2823 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2824 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2825 mips_trampoline_init): New.
2826 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2827 mips_asm_trampoline_template.
2828 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2829 update for hook parameters.
2831 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2832 (TARGET_TRAMPOLINE_INIT): New.
2833 (mmix_trampoline_size): Remove.
2834 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2835 make static. Remove out-of-date tetra vs octa comment.
2836 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2837 make static; update for hook parameters.
2838 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2839 (INITIALIZE_TRAMPOLINE): Remove.
2840 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2841 (TRAMPOLINE_ALIGNMENT): New.
2842 * gcc/config/mmix/mmix-protos.h: Update.
2844 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2845 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2846 mn10300_trampoline_init): New.
2847 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2848 mn10300_asm_trampoline_template.
2849 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2851 * config/moxie/moxie.c (moxie_static_chain,
2852 moxie_asm_trampoline_template, moxie_trampoline_init,
2853 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2854 TARGET_TRAMPOLINE_INIT): New.
2855 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2856 moxie_trampoline_init.
2857 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2858 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2860 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2861 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2862 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2863 pa_trampoline_adjust_address): New.
2864 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2865 pa_asm_trampoline_template.
2866 (TRAMPOLINE_ALIGNMENT): New.
2867 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2868 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2869 adjust for hook parameters.
2870 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2872 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2873 (TARGET_TRAMPOLINE_INIT): New.
2874 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2875 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2877 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2879 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2880 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2881 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2882 make static; adjust parameters for the hook.
2883 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2885 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2886 s390_trampoline_template; make static.
2887 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2888 make static; adjust for target hook.
2889 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2890 * config/s390/s390-protos.h: Remove trampoline decls.
2891 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2892 (TRAMPOLINE_TEMPLATE): Remove.
2893 (TRAMPOLINE_ALIGNMENT): New.
2895 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2896 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2897 (TARGET_TRAMPOLINE_INIT): New.
2898 (score_asm_trampoline_template): New.
2899 (score_trampoline_init): Rename from score_initialize_trampoline;
2900 make static; adjust for hook parameters.
2901 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2902 score[37]_asm_trampoline_template.
2903 (INITIALIZE_TRAMPOLINE): Remove.
2904 * config/score/score3.c (score3_asm_trampoline_template): New.
2905 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2906 adjust for target hook.
2907 * config/score/score7.c (score7_asm_trampoline_template): New.
2908 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2909 adjust for target hook.
2910 * config/score/score3.h, config/score/score7.h: Update.
2912 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2913 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2914 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2915 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2916 make static; adjust for target hook parameters.
2917 (sh_trampoline_adjust_address): New.
2918 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2919 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2921 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2922 (sparc32_initialize_trampoline): Rename from
2923 sparc_initialize_trampoline; make static; replace tramp parameter
2924 with m_tramp and update memory accesses.
2925 (sparc64_initialize_trampoline): Similarly.
2926 (sparc_trampoline_init): New.
2927 * config/sparc/sparc-protos.h: Remove trampoline decls.
2928 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2929 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2931 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2932 (array_to_constant): Make ARR parameter const.
2933 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2934 make static; update for hook parameters.
2935 * config/spu/spu-protos.h: Update decls.
2936 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2938 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2939 from xstormy16_initialize_trampoline; make static; update for
2941 (TARGET_TRAMPOLINE_INIT): New.
2942 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2944 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2945 (TARGET_TRAMPOLINE_INIT): New.
2946 (v850_can_eliminate): Make static.
2947 (v850_asm_trampoline_template, v850_trampoline_init): New.
2948 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2949 v850_asm_trampoline_template.
2950 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2951 and adjust for target hook parameters.
2953 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2954 (TARGET_TRAMPOLINE_INIT): New.
2955 (vax_asm_trampoline_template, vax_trampoline_init): New.
2956 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2957 vax_asm_trampoline_template.
2958 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2960 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2961 (TARGET_TRAMPOLINE_INIT): New.
2962 (xtensa_asm_trampoline_template): Rename from
2963 xtensa_trampoline_template; make static.
2964 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2965 make static; update for hook parameters.
2966 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2967 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2968 (INITIALIZE_TRAMPOLINE): Remove.
2970 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2971 error for nested functions with regparm=3.
2972 (ix86_compute_frame_layout): Adjust frame pointer offset for
2973 ix86_static_chain_on_stack.
2974 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2975 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2976 don't reset to UNITS_PER_WORD.
2977 (ix86_emit_leave): Adjust ix86_cfa_state.
2978 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2979 (ix86_static_chain): New.
2980 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2981 make static; update for target hook parameters; use ix86_static_chain.
2982 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2983 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2984 (INITIALIZE_TRAMPOLINE): Remove.
2985 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2986 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2987 to the end. Add static_chain_on_stack.
2988 (ix86_static_chain_on_stack): New.
2990 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2991 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2992 (m68k_trampoline_init): New.
2993 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2994 m68k_trampoline_init and adjust for hook parameters.
2995 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2996 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2998 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3000 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3001 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3003 * reload1.c (reload): Call wrap_constant when substituting
3004 reg for equiv inside of DEBUG_INSNs.
3007 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3008 add_call_src_coords_attributes, add_high_low_attributes,
3009 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3010 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3011 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3012 when -gdwarf-2 -gstrict-dwarf.
3013 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3014 -gdwarf-[23] -gstrict-dwarf.
3015 (address_of_int_loc_descriptor, loc_descriptor,
3016 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3017 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3018 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3020 2009-09-22 Richard Guenther <rguenther@suse.de>
3022 PR tree-optimization/41428
3023 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3024 (ccp_finalize): Pass it to substitute_and_fold.
3026 2009-09-22 Richard Guenther <rguenther@suse.de>
3028 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3029 (substitute_and_fold): Adjust prototype.
3030 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3031 (simplify_stmt_using_ranges): Likewise.
3032 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3033 (vrp_fold_stmt): New function.
3034 (vrp_finalize): Pass it to substitute_and_fold.
3035 * tree-flow.h (vrp_evaluate_conditional): Remove.
3036 (simplify_stmt_using_ranges): Likewise.
3037 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3038 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3039 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3041 (fold_predicate_in): Move to tree-vrp.c.
3042 (substitute_and_fold): Use the callback instead of calling into
3043 tree-vrp.c functions directly.
3045 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3047 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3048 comparison warning on rs6000.
3051 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3052 GIMPLE_EH_MUST_NOT_THROW cleanup.
3053 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3055 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3058 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3059 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3060 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3061 libSystem which is derived from the gcc 4.2.1 unwinder.
3063 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3066 * varasm.c (default_encode_section_info): Copy TLS model into
3067 sym_ref flags regardless of backend support for TLS, for all
3068 model types except TLS_MODEL_EMULATED.
3070 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3073 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3074 we can handle it correctly.
3076 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3078 * doc/install.texi (os2): Remove section.
3080 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3082 * doc/standards.texi (Objective-C): Adjust two URLs.
3084 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3086 * tree-tailcall.c (process_assignment): Don't check if a
3087 multiplication or an addition are already present.
3088 (find_tail_calls): Combine multiple additions and multiplications.
3089 (adjust_accumulator_values): Emit accumulators.
3091 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3093 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3094 xmm register restore.
3096 2009-09-21 Jan Hubicka <jh@suse.cz>
3098 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3099 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3102 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3104 * stor-layout.c (layout_type): Remove obsolete code.
3106 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3109 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3111 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3114 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3115 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3116 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3117 * fold-const.c (const_binop): Likewise.
3118 * real.h (do_mpc_arg2): Update prototype.
3120 2009-09-20 Jan Hubicka <jh@suse.cz>
3122 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3123 (add_location_or_const_value_attribute): Rewrite using
3125 (tree_add_const_value_attribute): Return true if successful.
3126 (tree_add_const_value_attribute_for_decl): Likewise.
3128 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3129 (loc_descriptor): ... here;
3130 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3131 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3132 pool items that was not marked for output.
3133 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3134 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3135 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3136 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3137 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3138 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3139 DW_OP_stack_value to get address of items that are not available
3141 (dw_loc_list): Handle single element lists correctly.
3143 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3144 Pascal Obry <obry@adacore.com>
3146 * unwind-dw2-fde.c (classify_object_over_fdes):
3147 Cast the constant 1 to _Unwind_Ptr.
3148 (add_fdes): Likewise.
3149 (linear_search_fdes): Likewise.
3151 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3153 * stor-layout.c (set_sizetype): Avoid useless type copy.
3155 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3157 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3159 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3160 * configure, config.in: Regenerate.
3161 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3163 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3164 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3165 for global data if the output could be used in a shared library.
3166 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3167 to 0 if TARGET_WRITABLE_EH_FRAME.
3169 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3171 PR rtl-optimization/39886
3172 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3173 just when insn is equal to BB_END (bb).
3175 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3177 * config/mips/mips.opt (mrelax-pic-calls): New option.
3178 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3180 (mips_unspec_call): Change "unspec_call" expander into this.
3181 (mips_strip_unspec_call): New function.
3182 (mips_got_load): Call mips_unspec_call instead of
3183 gen_unspec_call<mode>.
3184 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3186 (mips_cfg_in_reorg): New function.
3187 (mips16_lay_out_constants): Use it to decide whether to call
3188 CFG-aware insn splitting.
3189 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3190 mips_reorg. Move DF set-up code from here ...
3191 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3193 (mips_reorg): Call mips_df_reorg instead of
3194 r10k_insert_cache_barriers. Move CFG set-up code here from
3195 r10k_insert_cache_barriers.
3196 (mips_call_expr_from_insn): New function.
3197 (mips_pic_call_symbol_from_set): Likewise.
3198 (mips_find_pic_call_symbol): Likewise.
3199 (mips_annotate_pic_call_expr): Likewise.
3200 (mips_get_pic_call_symbol): Likewise.
3201 (mips_annotate_pic_calls): Likewise.
3202 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3204 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3205 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3206 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3208 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3209 (unspec_call<mode>): Remove it.
3210 (sibcall_internal, sibcall_value_internal,
3211 sibcall_value_multiple_internal, call_internal, call_split,
3212 call_value_internal, call_value_split,
3213 call_value_multiple_internal, call_value_multiple_split): Pass
3214 SIZE_OPNO to MIPS_CALL.
3215 (call_internal_direct, call_direct_split,
3216 call_value_internal_direct, call_value_direct_split): Pass -1 as
3217 SIZE_OPNO to MIPS_CALL.
3218 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3219 * configure: Regenerate.
3220 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3221 and -mno-relax-pic-calls.
3222 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3224 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3227 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3228 in the directory this rule is called from, rather than the
3229 toplevel 'gcc' directory, to fix in-tree build.
3231 2009-09-19 Chris Demetriou <cgd@google.com>
3233 PR preprocessor/28435:
3234 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3235 to cpplib that the preprocessor output is needed.
3237 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3239 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3240 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3241 *return_and_restore_fpregs_<mode>,
3242 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3245 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3246 instead of assuming it has always a REG inside of it.
3248 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3250 * config/freebsd.h: Update comment on types.
3251 (WINT_TYPE): Define.
3253 2009-09-18 Jason Merrill <jason@redhat.com>
3255 * c.opt: Add -fno-deduce-init-list.
3257 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3259 * value-prof.c (interesting_stringop_to_profile_p): Added output
3260 argument to indicate which parameter is the size parameter.
3261 * value-prof.c (gimple_stringop_fixed_value): Use
3262 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3263 * value-prof.c (gimple_stringops_transform): Update call sites to
3264 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3266 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3269 From David Binderman <dcb314@hotmail.com>:
3270 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3271 local variable f. Remove stale comments.
3272 (ix86_compute_frame_layout): Remove useless local variable total_size.
3273 Remove #if 0'd code.
3274 (legitimate_address_p): Remove useless local variables
3275 reason_rtx and reason.
3276 (ix86_split_copysign_const): Remove useless local variable op1.
3277 (scale_counter): Remove useless local variable piece_size_mask.
3279 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3281 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3284 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3287 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3289 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3291 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3294 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3296 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3297 DW_OP_implicit_value even without dwarf_version 4.
3299 2009-09-17 Jan Hubicka <jh@suse.cz>
3301 * dwarf2out.c: Include tree-pass.h and gimple.h.
3302 (loc_list_plus_const): New function.
3303 (loc_descriptor_from_tree_1): Rename to ...
3304 (loc_descriptor_from_tree): ... remove original.
3305 (loc_list_from_tree): New function.
3306 (add_AT_location_description): Accept location list.
3307 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3308 (concatn_mem_loc_descriptor): Remove.
3309 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3311 (secname_for_decl): Move up.
3312 (hidden_reference_p): New function; break out from ...
3313 (loc_by_refernece): ... here; move up.
3314 (dw_loc_list): New function.
3315 (single_element_loc_list): New function.
3316 (single_element_loc_list_p): New function.
3317 (add_loc_descr_to_each): New function.
3318 (add_loc_list): New function.
3319 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3320 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3321 add diagnostics why expansion failed.
3322 (add_location_or_const_value_attribute): Support location lists.
3323 (add_bound_info): Likewise.
3324 (descr_info_loc): Update call of loc_descriptor_from_tree.
3325 (gen_variable_die): Work on location lists.
3326 * final.c (pass_final): Add dump file.
3327 * Makefile.in (dwarf2out.o): Add new dependencies.
3329 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3332 * real.c decimal_from_integer, decimal_integer_string): New.
3333 (real_from_integer): Use them as special case for decimal float.
3334 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3335 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3336 Do not append zero after the decimal point in string to convert.
3338 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3340 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3341 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3343 2009-09-17 Martin Jambor <mjambor@suse.cz>
3345 * common.opt (fipa-sra): New switch.
3346 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3347 * timevar.def (TV_IPA_SRA): New timevar.
3348 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3349 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3350 * tree-sra.c: Include cgraph.c.
3351 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3352 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3353 and grp_not_necessarilly_dereferenced.
3354 (func_param_count): New variable.
3355 (encountered_apply_args): New variable.
3356 (bb_dereferences): New variable.
3357 (final_bbs): New variable.
3358 (no_accesses_representant): New variable.
3359 (no_accesses_p): New function.
3360 (dump_access): Dump the new fields.
3361 (sra_initialize): Set encountered_apply_args to false.
3362 (get_ssa_base_param): New function.
3363 (mark_parm_dereference): New function.
3364 (create_access): Caring for INIDRECT_REFs and different handling of
3365 varialble length accesses in early IPA SRA. Store the stmt - a new
3366 parameter - to the new access.
3367 (build_access_from_expr_1): New parameter stmt, passed to
3368 create_access. Handle INDIRECT_REFs.
3369 (build_access_from_expr): Pass the current statement to
3370 build_access_from_expr_1.
3371 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3373 (build_accesses_from_assign): Pass the current statement to
3374 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3375 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3376 final_bbs when necessary. Check for calls to __builtin_apply_args.
3377 Fixup EH info if anythng was changed.
3378 (is_unused_scalar_param): New function.
3379 (ptr_parm_has_direct_uses): New function.
3380 (find_param_candidates): New function.
3381 (mark_maybe_modified): New function.
3382 (analyze_modified_params): New function.
3383 (propagate_dereference_distances): New function.
3384 (dump_dereferences_table): New function.
3385 (analyze_caller_dereference_legality): New function.
3386 (unmodified_by_ref_scalar_representative): New function.
3387 (splice_param_accesses): New function.
3388 (decide_one_param_reduction): New function.
3389 (enum ipa_splicing_result): New type.
3390 (splice_all_param_accesses): New function.
3391 (get_param_index): New function.
3392 (turn_representatives_into_adjustments): New function.
3393 (analyze_all_param_acesses): New function.
3394 (get_replaced_param_substitute): New function.
3395 (get_adjustment_for_base): New function.
3396 (replace_removed_params_ssa_names): New function.
3397 (sra_ipa_reset_debug_stmts): New function.
3398 (sra_ipa_modify_expr): New function.
3399 (sra_ipa_modify_assign): New function.
3400 (convert_callers): New function.
3401 (modify_function): New function.
3402 (ipa_sra_preliminary_function_checks): New function.
3403 (ipa_early_sra): New function.
3404 (ipa_early_sra_gate): New function.
3405 (pass_early_ipa_sra): New variable.
3406 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3408 2009-09-17 Michael Matz <matz@suse.de>
3411 * tree.c (build_type_attribute_qual_variant): Export.
3412 * tree.h (build_type_attribute_qual_variant): Declare.
3413 * tree-inline.c (remap_type_1): Use it to build variants with
3414 the original qualifiers and attributes.
3416 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3418 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3419 without a fallthrough edge.
3421 2009-09-16 DJ Delorie <dj@redhat.com>
3423 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3424 chip and ignore the "fast_interrupt" attribute if so.
3426 2009-09-16 Richard Henderson <rth@redhat.com>
3429 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3432 2009-09-16 Richard Henderson <rth@redhat.com>
3435 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3436 is set only if DECL_NO_STATIC_CHAIN is unset.
3437 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3438 (FOR_EACH_NEST_INFO): New.
3439 (walk_all_functions): Use it.
3440 (finalize_nesting_tree): Likewise.
3441 (unnest_nesting_tree): Likewise.
3442 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3443 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3444 (convert_gimple_call): Early out if gimple_call_chain already set.
3445 (convert_all_function_calls): Iterate until no new functions
3446 require a static chain.
3447 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3448 when building a trampoline. Use dump_function_to_file instead
3450 (lower_nested_functions): Open dump_file. Validate that decls
3451 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3452 bit reset by this pass.
3454 2009-09-16 Michael Matz <matz@suse.de>
3457 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3458 shorten decl_common_unused.
3459 (DECL_RESTRICTED_P): New accessor.
3460 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3461 to disambiguate marked decls and restrict pointers.
3463 2009-09-16 Richard Henderson <rth@redhat.com>
3466 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3468 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3470 * integrate.c (set_block_abstract_flags): Call
3471 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3473 2009-09-16 Richard Guenther <rguenther@suse.de>
3476 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3479 2009-09-16 DJ Delorie <dj@redhat.com>
3480 Kaz Kojima <kkojima@gcc.gnu.org>
3482 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3483 (sh_expand_prologue): Update calls to output_stack_adjust.
3484 (sh_expand_epilogue): Likewise.
3486 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3489 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3490 trying to limit the extent of searches in the insn stream.
3492 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3493 Jakub Jelinek <jakub@redhat.com>
3497 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3499 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3500 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3501 (rs6000_savres_strategy): Always save FP registers inline if the
3502 target doesn't support hardware double-precision. Set the above
3503 bits in return value when needed.
3504 (rs6000_savres_routine_sym): Fix computation for cache selector.
3505 Mark the generated symbol as a function. Rename exitp argument to
3506 lr. Move code for determining the name of the symbol...
3507 (rs6000_savres_routine_name): ...here. New function. Add cases for
3508 getting the names right on AIX and 64-bit Linux.
3509 (savres_routine_name): New variable.
3510 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3511 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3512 on what the target routine uses as a base register. If savep && lr
3513 describe saving of r0 into memory slot.
3514 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3515 line calls for AIX ABI.
3516 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3517 determine FP save/restore functions.
3518 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3519 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3521 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3522 Duplicate restoration of LR and execute the appropriate one
3523 depending on whether GPRs are being restored inline. Set r11 from
3524 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3525 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3526 Fix out of line calls for AIX ABI.
3527 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3529 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3531 (*restore_gpregs_spe): Likewise.
3532 (*return_and_restore_gpregs_spe): Likewise.
3533 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3534 Define to empty string unconditionally.
3535 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3536 Define to empty string unconditionally.
3537 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3540 2009-09-15 Jan Hubicka <jh@suse.cz>
3542 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3543 * params.def (inline-insns-auto): Likewise.
3545 2009-09-15 Martin Jambor <mjambor@suse.cz>
3547 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3548 individual statements only at TDF_DETAILS dump level. Format
3549 source for 80 characters per line.
3551 2009-09-15 Christian Bruel <christian.bruel@st.com>
3553 * regrename.c (do_replace): Update REG_DEAD notes.
3555 2009-09-15 Revital Eres <eres@il.ibm.com>
3557 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3558 * targhooks.c (default_builtin_support_vector_misalignment):
3559 New builtin function.
3560 * targhooks.h (default_builtin_support_vector_misalignment):
3562 * target.h (builtin_support_vector_misalignment):
3563 New field in struct gcc_target.
3564 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3565 new builtin function.
3566 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3568 * config/rs6000/rs6000.c
3569 (rs6000_builtin_support_vector_misalignment): New function.
3570 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3572 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3574 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3576 (bfin_optimize_loop): Likewise.
3577 (bfin_gen_bundles): Likewise.
3578 (workaround_speculation): Likewise.
3579 (find_load): Return NULL_RTX for debug_insn.
3581 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3583 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3586 2009-09-14 DJ Delorie <dj@redhat.com>
3588 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3589 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3592 2009-09-14 Richard Henderson <rth@redhat.com>
3593 Jakub Jelinek <jakub@redhat.com>
3595 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3596 * cfgbuild.c (make_edges): Handle asm goto.
3597 * cfglayout.c (fixup_reorder_chain): Likewise.
3598 * cfgrtl.c (patch_jump_insn): Likewise.
3599 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3600 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3601 (gimple_build_asm_vec): Add and use labels parameter.
3602 (gimple_build_asm): Remove.
3603 (walk_gimple_asm): Walk labels too.
3604 * gimple.def (GIMPLE_ASM): Update docs.
3605 * gimple.h: Update decls.
3606 (struct gimple_statement_asm): Change nc to use unsigned char;
3608 (gimple_asm_nlabels): New.
3609 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3610 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3611 into gimple_build_asm_vec.
3612 * jump.c (mark_jump_label_asm): New.
3613 (mark_jump_label): Use it.
3614 (redirect_jump_1): Handle asm goto.
3615 (invert_jump_1): Soft fail if X is null.
3616 * recog.c (extract_asm_operands): New.
3617 (asm_noperands): Use it; handle asm labels.
3618 (decode_asm_operands): Use extract_asm_operands.
3619 (asm_operand_ok): Properly handle empty string.
3620 * reg-stack.c (get_asm_operands_in_out): Rename from
3621 get_asm_operand_n_inputs; use extract_asm_operands; return both
3622 inputs and outputs by reference; update all callers.
3623 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3624 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3625 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3626 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3627 (extract_asm_operands): Declare.
3628 * stmt.c (expand_asm_operands): Add and use labels parameter.
3629 (check_unique_operand_names): Likewise.
3630 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3631 (expand_asm_stmt): Handle asm labels.
3632 * tree-cfg.c (make_gimple_asm_edges): New.
3633 (make_edges): Use it.
3634 (cleanup_dead_labels): Handle asm labels.
3635 (is_ctrl_altering_stmt): Likewise.
3636 (gimple_redirect_edge_and_branch): Likewise.
3637 * tree.def (ASM_EXPR): Add 5th operand.
3638 * tree.h (ASM_LABELS): New.
3639 (resolve_asm_operand_names): Update decl.
3641 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3642 (c_parser_asm_goto_operands): New.
3643 * c-tree.h (build_asm_expr): Update decl.
3644 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3645 * doc/extend.texi: Document asm goto.
3647 2009-09-14 Richard Henderson <rth@redhat.com>
3649 * except.h: Update declarations.
3650 (struct pointer_map_t): Forward declare.
3651 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3652 (struct eh_landing_pad_d, eh_landing_pad): New.
3653 (struct eh_catch_d, eh_catch): New.
3654 (struct eh_region_d): Remove next_region_sharing_label, aka,
3655 label, tree_label, landing_pad, post_landing_pad, resume,
3656 may_contain_throw. Rename region_number to index. Remove
3657 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3658 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3659 (VEC(eh_landing_pad,gc)): New.
3660 (struct eh_status): Remove last_region_number. Add lp_array,
3661 throw_stmt_table, ttype_data, ehspec_data.
3662 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3663 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3664 * except.c (lang_protect_cleanup_actions): Return tree.
3665 (struct ehl_map_entry): Remove.
3666 (init_eh_for_function): Push zero entries for region and lp_array.
3667 (gen_eh_region): Add to region_array immediately.
3668 (gen_eh_region_catch): Operate on eh_catch objects.
3669 (gen_eh_landing_pad): New.
3670 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3671 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3672 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3673 (get_eh_landing_pad_from_number_fn): New.
3674 (get_eh_landing_pad_from_number): New.
3675 (get_eh_region_from_lp_number_fn): New.
3676 (get_eh_region_from_lp_number): New.
3677 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3678 (get_exception_pointer, get_exception_filter): Remove.
3679 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3680 (current_function_has_exception_handlers): Simplify.
3681 (bring_to_root, eh_region_replaceable_by_p): Remove.
3682 (replace_region, hash_type_list, hash_eh_region): Remove.
3683 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3684 (label_to_region_map, num_eh_regions): Remove.
3685 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3686 (find_exception_handler_labels): Remove.
3687 (duplicate_eh_regions_0, find_prev_try): Remove.
3688 (struct duplicate_eh_regions_data): New.
3689 (duplicate_eh_regions_1): Rewrite.
3690 (duplicate_eh_regions): Return a pointer map instead of an
3692 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3693 (redirect_eh_edge_to_label): Remove.
3694 (eh_region_outermost): Rewrite using eh_region pointers
3695 instead of integers.
3696 (add_ttypes_entry): Update for ttype_data move to eh_status.
3697 (add_ehspec_entry): Rewrite with VEC instead of varray.
3698 (assign_filter_values): Likewise. Export.
3699 (build_post_landing_pads, connect_post_landing_pads): Remove.
3700 (dw2_build_landing_pads): Rewrite to use lp_array.
3701 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3702 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3703 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3704 (sjlj_mark_call_sites): Update for landing pad numbers.
3705 (finish_eh_generation): Rewrite.
3706 (gate_handle_eh): Do nothing for no eh tree.
3707 (pass_rtl_eh): Move up near finish_eh_generation.
3708 (remove_eh_landing_pad): New.
3709 (remove_eh_handler): Export.
3710 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3711 (for_each_eh_label): Rewrite to use lp_array.
3712 (make_reg_eh_region_note): New.
3713 (make_reg_eh_region_note_nothrow_nononlocal): New.
3714 (insn_could_throw_p): New.
3715 (copy_reg_eh_region_note_forward): New.
3716 (copy_reg_eh_region_note_backward): New.
3717 (check_handled, add_reachable_handler): Remove.
3718 (reachable_next_level, foreach_reachable_handler): Remove.
3719 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3720 (get_eh_region_and_lp_from_rtx): New.
3721 (get_eh_region_from_rtx): New.
3722 (can_throw_internal_1, can_throw_external_1): Remove.
3723 (can_throw_internal): Use get_eh_region_from_rtx.
3724 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3725 (insn_nothrow_p, can_nonlocal_goto): New.
3726 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3727 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3728 (add_action_record): Use VEC not varray.
3729 (collect_one_action_chain): Update for eh_region changes.
3730 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3731 Use get_eh_region_and_lp_from_rtx.
3732 (gate_convert_to_eh_region_ranges): New.
3733 (pass_convert_to_eh_region_ranges): Use it.
3734 (push_uleb128, push_sleb128): Use VEC not varray.
3735 (output_one_function_exception_table): Likewise.
3736 (dump_eh_tree): Update for eh_region changes.
3737 (verify_eh_tree): Likewise.
3738 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3739 * tree-eh.c: Include target.h.
3740 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3741 Don't disallow GIMPLE_RESX; adjust argument check.
3742 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3743 (record_stmt_eh_region): Update for landing pad numbers;
3744 generate a landing pad if necessary.
3745 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3746 (remove_stmt_from_eh_lp_fn): Similarly.
3747 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3748 Update for lp numbers; don't special case missing throw_stmt_table.
3749 (lookup_expr_eh_lp): Similarly.
3750 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3751 (eh_seq, eh_region_may_contain_throw): New.
3752 (struct leh_state): Add ehp_region.
3753 (struct leh_tf_state): Remove eh_label.
3754 (emit_post_landing_pad): New.
3755 (emit_resx, emit_eh_dispatch): New.
3756 (note_eh_region_may_contain_throw): New.
3757 (frob_into_branch_around): Take eh_region not eh label;
3758 emit eh code into eh_seq.
3759 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3760 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3761 lower_eh_must_not_throw. Emit code to eh_seq.
3762 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3763 (lower_try_finally_onedest): Likewise.
3764 (lower_try_finally_copy): Likewise.
3765 (lower_try_finally_switch): Likewise.
3766 (lower_try_finally): Initialize ehp_region.
3767 (lower_catch): Update for eh_catch objects.
3768 (lower_eh_filter): Don't handle must_not_throw.
3769 (lower_eh_must_not_throw): New.
3770 (lower_cleanup): Don't set eh_label.
3771 (lower_eh_constructs_2): Resolve eh builtins.
3772 Handle GIMPLE_EH_MUST_NOT_THROW.
3773 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3774 Add eh_seq to the end of the function body.
3775 (make_eh_dispatch_edges): New.
3776 (make_eh_edge): Remove.
3777 (make_eh_edges): Simplify for landing pads.
3778 (redirect_eh_edge_1): New.
3779 (redirect_eh_edge): Use it.
3780 (redirect_eh_dispatch_edge): New.
3781 (stmt_could_throw_p): Use a switch. Allow RESX.
3782 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3783 (stmt_can_throw_internal): Likewise.
3784 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3785 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3786 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3787 (gate_refactor_eh): New.
3788 (pass_refactor_eh): Use it.
3789 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3790 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3791 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3792 (remove_unreachable_handlers): Rename from
3793 tree_remove_unreachable_handlers; rewrite for landing pads;
3794 call remove_eh_handler directly.
3795 (remove_unreachable_handlers_no_lp): New.
3796 (unsplit_eh, unsplit_all_eh): New.
3797 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3798 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3799 (cleanup_empty_eh_unsplit): New.
3800 (cleanup_empty_eh): Rewrite.
3801 (cleanup_all_empty_eh): New.
3802 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3803 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3804 (gate_cleanup_eh): New.
3805 (pass_cleanup_eh): Use it.
3806 (verify_eh_edges): Move later in file. Expect one EH edge.
3807 (verify_eh_dispatch_edge): New.
3809 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3810 (gtype-desc.o): Add TARGET_H.
3811 (tree.o): Use EXCEPT_H, not except.h.
3812 (cfgbuild.o): Add EXPR_H.
3813 (GTFILES): Add vecprim.h.
3814 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3815 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3816 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3817 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3818 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3819 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3820 calls to can_throw_internal.
3821 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3822 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3823 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3824 (expand_gimple_stmt): Use make_reg_eh_region_note.
3825 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3826 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3827 or find_exception_handler_labels.
3828 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3829 there is exacly one EH edge. Use can_nonlocal_goto and
3831 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3832 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3833 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3834 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3835 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3836 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3837 * dse.c (scan_insn): Use insn_could_throw_p.
3838 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3839 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3840 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3841 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3842 EXC_PTR_EXPR or FILTER_EXPR.
3843 (tree_expr_nonzero_warnv_p): Likewise.
3844 * function.h: Include vecprim.h, not varray.h
3845 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3846 move ttype_data and ehspec_data members to struct eh_status; change
3847 action_record_data member to a VEC.
3848 * gcse.c (hash_scan_set): Use can_throw_internal.
3849 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3850 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3851 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3852 (block_may_fallthru): Don't handle RESX_EXPR.
3853 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3854 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3855 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3856 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3857 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3858 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3859 (gimple_size): Likewise.
3860 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3861 (gimple_build_resx): Use gimple_build_with_ops.
3862 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3863 (is_gimple_val): Likewise.
3864 (is_gimple_stmt): Remove RESX_EXPR.
3865 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3866 (GIMPLE_RESX): Reorder with other EH constructs.
3867 * gimple.h (struct gimple_statement_eh_mnt): New.
3868 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3869 (gimple_eh_filter_must_not_throw): Remove.
3870 (gimple_eh_filter_set_must_not_throw): Remove.
3871 (gimple_eh_must_not_throw_fndecl): New.
3872 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3873 (is_gimple_resx): New.
3874 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3875 Don't copy EH_FILTER_MUST_NOT_THROW.
3876 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3877 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3878 handle must_not_throw_labels specially.
3879 * ipa-pure-const.c (check_call): Update debug statement for LP.
3880 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3881 * ipa-utils.c (get_base_var): Likewise.
3882 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3883 * lower-subreg.c (move_eh_region_note): Remove.
3884 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3885 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3886 (create_task_copyfn): Likewise.
3887 (maybe_catch_exception): Use gimple_build_eh_filter.
3888 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3889 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3890 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3891 and pass_lower_resx.
3892 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3893 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3894 can_throw_internal, can_nonlocal_goto.
3895 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3896 copy_reg_eh_region_note_forward.
3897 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3898 (emit_output_reload_insns): Likewise.
3899 (copy_eh_notes): Remove.
3900 * rtl.def (RESX): Remove.
3901 * rtl.h: Update declarations.
3902 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3903 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3904 (update_eh_label): Remove.
3905 (cleanup_dead_labels_eh): New.
3906 (cleanup_deal_labels): Use it instead of update_eh_label.
3907 (gimple_merge_blocks): Update landing pad data structure when
3908 removing a landing pad label.
3909 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3910 test; handle GIMPLE_EH_MUST_NOT_THROW.
3911 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3912 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3913 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3914 (verify_stmt): Likewise. Verify landing pads.
3915 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3916 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3917 (struct move_stmt_d): Add eh_map.
3918 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3919 (move_stmt_r): Remap eh region numbers in builtin calls,
3920 resx and eh_dispatch.
3921 (move_block_to_fn): Remove eh_offset parameter. Use
3922 maybe_duplicate_eh_stmt_fn.
3923 (find_outermost_region_in_block): Operate on eh_region pointers
3924 instead of region numbers.
3925 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3926 duplicate_eh_regions.
3927 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3928 test earlier. Disallow EH landing pads.
3929 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3930 * tree-flow.h: Update declarations.
3931 (struct tree_ann_common_d): Replace rn with lp_nr.
3932 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3933 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3934 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3935 resx and eh_dispatch.
3936 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3937 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3938 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3939 from duplicate_eh_regions.
3940 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3941 update RESX; handle EH_DISPATCH.
3942 (expand_call_inline): Set eh_lp_nr, not eh_region.
3943 (maybe_inline_call_in_expr): Likewise.
3944 * tree-inline.h (struct copy_body_data): Replace eh_region with
3945 eh_lp_nr, eh_region_offset with eh_map.
3946 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3947 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3948 * tree-pretty-print.c (dump_generic_node): Don't handle
3949 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3950 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3951 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3952 EXC_PTR_EXPR, FILTER_EXPR.
3953 * tree-ssa-operands.c (get_expr_operands): Likewise.
3954 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3955 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3956 (ao_ref_init_from_vn_reference): Likewise.
3957 * tree-ssa-sink.c (statement_sink_location): Likewise.
3958 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3959 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3960 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3961 EXC_PTR_EXPR, FILTER_EXPR.
3962 (is_exception_related): Remove.
3963 (compute_avail): Don't call it.
3964 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3965 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3966 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3967 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3969 (build_resx): Remove.
3970 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3971 * tree.h: Update declarations.
3972 (EH_FILTER_MUST_NOT_THROW): Remove.
3973 (struct tree_label_decl): Add eh_landing_pad_nr.
3974 (EH_LANDING_PAD_NR): New.
3975 * value-prof.c (gimple_ic): Tidy variable names. Update for
3976 landing pad numbers.
3977 (gimple_stringop_fixed_value): Tidy variable names. Assert
3978 that neither call stmt can throw.
3979 * vecprim.h (uchar): New.
3980 (VEC(uchar,heap), VEC(uchar,gc)): New.
3982 * c-common.c (c_define_builtins): Update call to
3983 build_common_builtin_nodes.
3984 * c-parser.c (c_parse_file): Don't call
3985 default_init_unwind_resume_libfunc.
3987 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3989 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3990 (mips_cprestore_address_p): Likewise.
3991 (mips_save_gp_to_cprestore_slot): Likewise.
3992 (mips_restore_gp): Rename to...
3993 (mips_restore_gp_from_cprestore_slot): ...this.
3994 (mips_must_initialize_gp_p): Declare.
3995 (mips_emit_save_slot_move): Likewise.
3996 (mips_output_load_label): Return nothing.
3997 (mips_eh_uses): Declare.
3998 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3999 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4000 (TARGET_ABSOLUTE_JUMPS): Likewise.
4001 (EH_USES): Likewise.
4002 (FIRST_PSEUDO_REGISTER): Update comment.
4003 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4004 (MIPS_CALL): ...here.
4005 (REGISTER_NAMES): Add $cprestore.
4006 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4007 Add load_label_length, has_inflexible_gp_insn_p,
4008 has_flexible_gp_insn_p, must_initialize_gp_p and
4009 must_restore_gp_when_clobbered_p.
4010 (mips_expand_call): Don't generate split instructions here.
4011 (mips_split_call): Update the call to mips_restore_gp after
4012 the above name change.
4013 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4014 (mips_find_gp_ref): New function.
4015 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4016 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4017 (mips_insn_has_flexible_gp_ref_p): Likewise.
4018 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4019 (mips_function_has_gp_insn): Delete.
4020 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4021 Use the new functions above. Only return INVALID_REGNUM
4022 for TARGET_ABSOLUTE_JUMPS.
4023 (mips_must_initialize_gp_p): New function.
4024 (mips_get_cprestore_base_and_offset): New function, extracted from...
4025 (mips_cprestore_slot): ...here. Take a bool parameter.
4026 (mips_cfun_has_cprestore_slot_p): New function.
4027 (mips_cprestore_address_p): Likewise.
4028 (mips_save_gp_to_cprestore_slot): Likewise.
4029 (mips_restore_gp): Rename to...
4030 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4031 epilogue_completed. Update the call to mips_cprestore_slot.
4032 Test cfun->machine->must_restore_gp_when_clobbered_p.
4033 (mips_direct_save_slot_move_p): New function.
4034 (mips_emit_save_slot_move): Likewise.
4035 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4036 of cfun->machine->global_pointer.
4037 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4038 (mips_save_reg): Use mips_emit_save_slot_move.
4039 (mips_expand_prologue): Set must_initialize_gp_p.
4040 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4041 for all cprestore saves. Emit a use_cprestore instruction after
4042 setting up the cprestore slot.
4043 (mips_restore_reg): Use mips_emit_save_slot_move.
4044 (mips_process_load_label): New function.
4045 (mips_load_label_length): Likewise.
4046 (mips_output_load_label): Don't return asm: output it here instead.
4047 Use mips_process_load_label.
4048 (mips_adjust_insn_length): Adjust the length of branch instructions
4049 that have length MAX_PIC_BRANCH_LENGTH.
4050 (mips_output_conditional_branch): Update the call to
4051 mips_output_load_label. Assume the branch target is OPERANDS[0]
4052 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4053 (mips_output_order_conditional_branch): Swap the meaning of
4054 OPERANDS[0] and OPERANDS[1].
4055 (mips_variable_issue): Don't count ghost instructions.
4056 (mips_expand_ghost_gp_insns): New function.
4057 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4058 (mips_output_mi_thunk): Set must_initialize_gp_p.
4059 (mips_eh_uses): New function.
4060 * config/mips/predicates.md (cprestore_save_slot_operand)
4061 (cprestore_load_slot_operand): New predicates.
4062 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4063 (UNSPEC_MOVE_GP): Likewise.
4064 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4065 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4066 (CPRESTORE_SLOT_REGNUM): New register.
4067 (MAX_PIC_BRANCH_LENGTH): New constant.
4068 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4069 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4070 branches. Fix commentary.
4071 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4072 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4073 Change type to "ghost".
4074 (loadgp_absolute_<mode>): Likewise.
4075 (loadgp_rtp_<mode>): Likewise.
4076 (copygp_mips16): Likewise.
4077 (loadgp_blockage): Remove redundant mode attribute.
4078 (potential_cprestore): New instruction.
4079 (cprestore): Turn into an unspec set.
4080 (use_cprestore): New instruction.
4081 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4082 (*branch_fp_inverted): Likewise.
4083 (*branch_order<mode>): Likewise.
4084 (*branch_order<mode>_inverted): Likewise.
4085 (*branch_equality<mode>): Likewise.
4086 (*branch_equality<mode>_inverted): Likewise.
4087 (*branch_bit<bbv><mode>): Likewise.
4088 (*branch_bit<bbv><mode>_inverted): Likewise.
4089 (*branch_equality<mode>_mips16): Remove redundant mode.
4090 (jump): Turn into a define_expand.
4091 (*jump_absolute): New instruction.
4092 (*jump_pic): Likewise.
4093 (*jump_mips16): Rename previously-unnamed pattern. Remove
4094 redundant mode attribute.
4095 (restore_gp): Split on epilogue_completed rather than
4096 reload_completed. Change type to "ghost".
4097 (move_gp<mode>): New instruction.
4098 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4099 Remove redundant mode attribute.
4100 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4101 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4102 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4104 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4107 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4108 are returned in the same register (vs34 or v2) that Altivec vector
4109 types are returned in.
4110 (rs6000_libcall_value): Ditto.
4113 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4114 instead of explicit addsi3/adddi3 calls.
4115 (rs6000_split_multireg_move): Ditto.
4116 (rs6000_emit_allocate_stack): Ditto.
4117 (rs6000_emit_prologue): Ditto.
4118 (rs6000_output_mi_thunk): Ditto.
4120 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4121 size is 64 bits if we can use 64-bit registers.
4123 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4125 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4128 From Jie Zhang <jie.zhang@analog.com>:
4129 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4130 save FP and RETS with saveall attribute.
4131 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4132 with saveall attribute.
4134 * config/bfin/bfin.c (bfin_expand_builtin,
4135 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4138 From Jie Zhang <jie.zhang@analog.com>:
4139 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4140 before use in two places.
4141 * config/bfin/bfin.md (AREG): Define mode iterator.
4142 (reload_in, reload_out): Use mode iterator AREG.
4144 2009-09-14 Richard Guenther <rguenther@suse.de>
4147 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4148 EH personality path.
4150 2009-09-13 Richard Guenther <rguenther@suse.de>
4151 Rafael Avila de Espindola <espindola@google.com>
4153 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4154 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4155 (LANG_HOOKS_INITIALIZER): Adjust.
4156 (lhd_pass_through_t): Declare.
4157 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4159 * langhooks.c (lhd_pass_through_t): New function.
4160 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4161 dwarf2out_begin_prologue): Use personality from current_function_decl.
4162 * expr.h (get_personality_function): Declare.
4163 * expr.c (get_personality_function): New function.
4164 (build_personality_function): Likewise.
4165 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4166 (eh_personality_libfunc): Remove.
4167 * optabs.c (build_libfunc_function): New function split out from ...
4168 (init_one_libfunc): ... here.
4169 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4170 (tree_function_decl): Add personality.
4171 (lhd_gcc_personality): Declare.
4172 (build_personality_function): Likewise.
4173 * tree.c (gcc_eh_personality_decl): New.
4174 (lhd_gcc_personality): New function.
4175 * except.h (lang_eh_runtime_type): Remove.
4176 (enum eh_personality_kind): New.
4177 (build_personality_function): Declare.
4178 (function_needs_eh_personality): Declare.
4179 * except.c (lang_eh_runtime_type): Remove.
4180 (function_needs_eh_personality): New function.
4181 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4182 (sjlj_emit_function_enter, output_function_exception_table):
4183 Use personality from current_function_decl.
4184 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4185 * tree-inline.c (tree_can_inline_p): Do not inline across different
4187 (expand_call_inline): Likewise. Adjust the callers EH personality.
4188 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4189 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4190 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4191 (c-parser.o): Likewise
4192 * c-tree.h (c_eh_initialized_p): Remove.
4193 (c_maybe_initialize_eh): Likewise.
4194 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4195 (finish_decl): Don't call c_maybe_initialize_eh.
4196 (c_eh_initialized_p): Remove.
4197 (c_maybe_initialize_eh): Likewise.
4198 * c-parser.c (c_parser_omp_construct): Likewise.
4199 (c_parse_file): Initialize exception handling.
4201 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4203 * config.gcc (tm_file): Remove i386/biarch32.h
4204 for i?86-w64-mingw* case.
4205 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4207 * config.host: Set for x64 mingw the option
4208 use_long_long_for_widest_fast_int to yes.
4210 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4212 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4213 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4214 (dbxout_begin_function): Likewise.
4215 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4216 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4217 set on the function.
4218 (final_end_function): Likewise.
4219 (final_scan_insn): Likewise.
4220 (rest_of_handle_final): Likewise.
4221 * varasm.c (assemble_start_function): Likewise.
4222 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4224 2009-09-12 Jason Merrill <jason@redhat.com>
4226 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4227 * opts.c (common_handle_option): constify.
4229 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4231 * doc/install.texi (avr): Remove obsolete reference site.
4233 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4235 * doc/install.texi (Binaries): Adjust AIX link.
4237 2009-09-12 Akim Demaille <demaille@gostai.com>
4239 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4240 Use an imperative sentence.
4242 2009-09-11 Richard Henderson <rth@redhat.com>
4244 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4245 structure-name and has-tree-operands arguments; update all entries.
4246 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4248 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4249 (gsstruct_code_size): New.
4250 (gss_for_code_): New.
4251 (gss_for_code): Remove.
4252 (gimple_size): Rewrite using gsstruct_code_size.
4253 (gimple_statement_structure): Move to gimple.h.
4254 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4255 (gss_for_code, gimple_statement_structure): New.
4256 (gimple_ops): Use new arrays; tidy.
4258 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4260 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4261 operand to be a PLUS expression.
4262 * config/pa/pa.c (pa_secondary_reload): Likewise.
4264 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4266 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4268 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4271 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4273 From Jie Zhang <jie.zhang@analog.com>:
4274 * doc/extend.texi (node Function Attributes): Document l2
4276 (node Blackfin Variable Attributes): Document l2 variable attributes.
4278 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4280 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4281 to match the system compiler's configuration at inflection point.
4282 Add comment to remark a remaining difference with system compiler.
4284 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4285 * configure: Regenerate.
4287 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4289 From Jie Zhang <jie.zhang@analog.com>:
4290 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4291 (bfin_handle_l2_attribute): New.
4292 (bfin_attribute_table): Add l2 attribute.
4294 2009-09-11 Michael Matz <matz@suse.de>
4297 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4298 on the local_decls list.
4300 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4304 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4306 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4307 for VALUEs, to implement the documented interface.
4308 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4309 Adjust for VALUEs and anything else, to implement the
4310 documented interface.
4312 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4314 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4315 with actual SPE/paired vector modes before using 64-bit alignment.
4316 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4318 2009-09-10 DJ Delorie <dj@redhat.com>
4320 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4323 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4324 * config/mep/mep.c (mep_legitimate_constant_p): New.
4325 * config/mep/mep-protos.h: Prototype it.
4327 2009-09-10 Richard Henderson <rth@redhat.com>
4329 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4331 2009-09-10 Jason Merrill <jason@redhat.com>
4333 * tree.c (chain_index): New fn.
4334 * tree.h: Declare it.
4336 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4338 * config/sol2-c.c (cmn_err_length_specs): Initialize
4339 scalar_identity_flag.
4341 2009-09-10 Richard Henderson <rth@redhat.com>
4343 * tree.h (struct tree_decl_common): Move align member earlier;
4344 move label_decl_uid member ...
4345 (struct tree_label_decl): ... here.
4346 (LABEL_DECL_UID): Update to match.
4348 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4351 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4352 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4354 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4355 dest_prev if the edge is complex.
4357 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4359 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4360 loop latch tests earlier.
4362 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4363 before GIMPLE_RETURN, not after its predecessor; insert
4366 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4367 gimple_seq_empty_p to test for no PHI nodes.
4368 * tree-cfg.c (split_critical_edges): Likewise.
4370 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4372 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4374 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4375 introduced by the VTA branch merge.
4377 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4379 * ira-conflicts.c: Use fputs or putc instead of fprintf
4383 * tree-switch-conversion.c: Ditto.
4385 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4387 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4388 introduced by the VTA branch merge.
4390 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4393 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4395 PR rtl-optimization/39779
4396 * expr.c (convert_modes): Return when mode == oldmode after
4397 CONST_INTs are processed.
4399 2009-09-10 Nick Clifton <nickc@redhat.com>
4401 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4402 attribute and referring decl when creating renamed symbol.
4404 2009-09-10 Richard Guenther <rguenther@suse.de>
4407 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4409 (cgraph_finalize_compilation_unit): Compute reachability
4410 before emitting thunks. Properly process aliases before
4411 possibly removing unreachable nodes.
4413 2009-09-10 Richard Guenther <rguenther@suse.de>
4416 * tree.c (struct free_lang_data_d): Add worklist member.
4417 (find_decls_types_r): Push onto the worklist instead of recursing.
4418 Handle TREE_BINFOs properly.
4419 (find_decls_types): New function wrapped around find_decls_types_r
4420 to process the worklist.
4421 (find_decls_types_in_eh_region): Use it.
4422 (find_decls_types_in_node): Likewise.
4423 (find_decls_types_in_var): Likewise.
4424 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4425 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4426 (AGGREGATE_TYPE_P): Adjust.
4428 2009-09-09 Jason Merrill <jason@redhat.com>
4430 * configure.ac: Check glibc version even if we have an in-tree
4433 2009-09-09 Anthony Green <green@moxielogic.com>
4435 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4436 the constant 0 when appropriate.
4437 * config/moxie/constraints.md: Add constraint O.
4439 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4440 to pass up to 6 32-bit argument values in registers.
4441 (moxie_function_arg): Ditto.
4442 (moxie_arg_partial_bytes): Ditto.
4443 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4444 (REG_PARM_STACK_SPACE): Ditto.
4445 (FUNCTION_ARG_REGNO_P): Ditto.
4447 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4448 instruction to allocate stack space.
4450 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4452 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4453 unnecessarily stringent constraints. Fix address
4454 calculation in the splitters.
4456 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4458 PR rtl-optimization/39779
4459 * expr.c (convert_modes): Return when mode == oldmode after
4460 CONST_INTs are processed.
4462 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4465 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4466 (ix86_expand_prologue): Take frame.padding0 into logic of
4468 (ix86_expand_epilogue): Likewise.
4470 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4472 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4474 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4475 * config/t-slibgcc-libgcc: New file.
4476 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4478 2009-09-09 Martin Jambor <mjambor@suse.cz>
4480 PR tree-optimization/41089
4481 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4484 2009-09-09 Richard Henderson <rth@redhat.com>
4486 * gimple.h (CASE_GIMPLE_OMP): New.
4487 (is_gimple_omp): Use it.
4488 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4489 (verify_gimple_debug): Likewise.
4491 2009-09-09 Richard Guenther <rguenther@suse.de>
4493 PR tree-optimization/41101
4494 * tree-ssa-pre.c (maximal_set): Remove.
4495 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4496 Defer all blocks we didn't visit at least one successor.
4497 (add_to_exp_gen): Do not add to the maximal set.
4498 (make_values_for_phi): Likewise.
4499 (compute_avail): Likewise.
4500 (init_pre): Do not allocate the maximal set.
4501 (execute_pre): Do not dump it.
4503 2009-09-09 Martin Jambor <mjambor@suse.cz>
4505 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4506 an SSA_NAME rather than a is_gimple_variable.
4508 2009-09-09 Richard Guenther <rguenther@suse.de>
4511 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4512 code dealing with plain pointer bases.
4513 (maybe_fold_offset_to_reference): Likewise.
4514 (maybe_fold_stmt_addition): Adjust.
4516 2009-09-09 Richard Guenther <rguenther@suse.de>
4518 * tree.c (free_lang_data_in_type): Do not free the type variant
4520 (free_lang_data): Merge char_type_node with its properly signed
4522 (pass_ipa_free): Collect after freeing language specific data.
4524 2009-09-09 Michael Matz <matz@suse.de>
4527 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4528 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4529 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4532 2009-09-08 DJ Delorie <dj@redhat.com>
4534 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4536 2009-09-04 Jason Merrill <jason@redhat.com>
4538 * tree.c (tree_find_value): Remove.
4539 * tree.h: Remove prototype.
4540 * varasm.c (assemble_external): Use value_member instead.
4542 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4544 * toplev.c (process_options): Choose default debugging type when
4545 gtoggle enables debug info and type is unset.
4547 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4551 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4554 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4556 * configure: Rebuilt with modified libtool.m4.
4558 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4563 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4565 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4567 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4568 (remove_statement): Likewise.
4569 (rewrite_use_nonlinear_expr): Adjust.
4570 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4571 * tree-ssa.c (release_defs_bitset): ... this. New.
4572 * tree-flow.h (release_defs_bitset): Declare.
4574 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4577 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4578 in the middle block.
4580 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4582 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4583 via intptr_t to long type.
4584 (insert_operand_rank): Cast long type via intptr_t to
4586 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4588 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4589 from pointer to unsigned via uintptr_t.
4591 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4592 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4594 * configure: Regenerated.
4595 * config.in: Regenerated
4596 * system.h (stdint.h): Add include.
4597 (inttypes.h): Likewise.
4598 * Makefile.in (aclocal): Add config/stdint.m4.
4599 * aclocal.m4: Regenerated.
4601 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4603 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4605 (note_np_check_stores): New function.
4606 (harmless_null_pointer_p): New function.
4607 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4608 changed. Take into account whether we're in the shadow of a condjump
4609 that tested NP_REG for NULL.
4610 Lose all code that tested for SEQUENCEs.
4611 (workaround_speculation): Avoid inserting NOPs for loads that are
4612 either always executed or a NULL pointer.
4614 2009-09-08 Jan Hubicka <jh@suse.cz>
4616 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4617 * params.def (early-inlining-insns): Likewise.
4619 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4621 PR rtl-optimization/41239
4622 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4623 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4625 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4626 across calls, as the calls might not always return normally.
4627 (call_may_noreturn_p): New function.
4628 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4629 (init_deps): Initialize it.
4630 (remove_from_deps): Also remove calls from
4631 last_function_call_may_noreturn list.
4633 2009-09-07 Richard Henderson <rth@redhat.com>
4635 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4636 more VR->OPERANDS than LHS operands. Free LHS before returning.
4638 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4640 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4641 (attr "addrtype"): New member "spreg".
4642 Use it if mem_spfp_address_operand is true for the address.
4643 (attr "type"): New entry "stall".
4644 (cpu_unit "load"): New.
4645 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4647 (insn_reservation "loadsp"): New.
4648 (insn_reservation "load_stall1"): New.
4649 (insn_reservation "load_stall3"): New.
4651 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4652 (mem_p_address_operand): Exclude stack and frame pointer based
4654 (mem_spfp_address_operand): New; match them here.
4655 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4656 (bfin_reorg): Call it if scheduling insns.
4657 (bfin_gen_bundles): Remove dummy insns created by
4658 add_sched_insns_for_speculation.
4660 From Jie Zhang <jie.zhang@analog.com>:
4661 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4662 bfin_si_revision, bfin_workarounds): Move these ...
4663 * config/bfin/bfin.h: ... here.
4665 From Mike Frysinger <michael.frysinger@analog.com>
4666 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4667 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4668 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4669 bf547m, bf548m, and bf549m.
4670 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4671 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4672 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4673 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4674 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4675 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4676 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4677 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4678 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4679 bf542m, bf544m, bf547m, bf548m, and bf549m.
4681 From Jie Zhang <jie.zhang@analog.com>:
4682 * config/bfin/predicates.md (p_register_operand): New predicate.
4683 (dp_register_operand): New predicate.
4684 * config/bfin/bfin-protos.h (WA_05000074): Define.
4685 (ENABLE_WA_05000074): Define.
4686 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4687 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4688 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4689 (define_attr addrtype): Allow load/store register to be P register.
4690 (define_attr storereg): New.
4691 (define_cpu_unit anomaly_05000074): New.
4692 (define_insn_reservation dsp32shiftimm): New.
4693 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4694 (define_insn_reservation loadp): Cannot use slot2.
4695 (define_insn_reservation loadsp): Cannot use slot2.
4696 (define_insn_reservation storep): Cannot use slot2. Does not
4697 apply when working around 05000074.
4698 (define_insn_reservation storep_anomaly_05000074): New.
4699 (define_insn_reservation storei): Does not apply when working
4701 (define_insn_reservation storei_anomaly_05000074): New.
4702 (define_attr length): Add dsp32shiftimm case.
4703 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4704 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4705 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4706 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4707 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4709 2009-09-07 Martin Jambor <mjambor@suse.cz>
4712 * tree-sra.c (create_artificial_child_access): Return NULL if
4713 build_ref_for_offset fails.
4714 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4715 and create_artificial_child_access to fail.
4717 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4720 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4721 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4722 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4724 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4726 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4727 block, ensure it has an exit edge. Emit a barrier after a jump.
4729 2009-09-07 Nick Clifton <nickc@redhat.com>
4731 * gcc.c (this_is_linker_script): New variable. Like
4732 this_is_library_file but for the %T constructor.
4733 (end_going_arg): If this_is_linker_script is set then locate the
4734 script and insert a --script switch before it
4735 (do_spec_2): Initialise this_is_linker_script.
4736 (do_spec_1): Likewise. Handle %T construct.
4737 (eval_spec_function): Preserve this_is_linker_script.
4738 * doc/invoke.texi: Document %T construct in spec files.
4739 * config/m32c/m32c.h (LIB_SPEC): Use it.
4741 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4743 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4744 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4745 when volatile flag is set.
4746 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4748 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4751 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4752 (combine_stack_adjustments_for_block): Allow insns between stack
4753 adjustments and stores with corresponding pre-(dec|inc)rement or
4754 pre-modify operation.
4756 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4759 * combine-stack-adj.c (struct csa_memlist): Rename to...
4760 (struct csa_reflist): ... this. Rename mem field to ref.
4761 (free_csa_memlist): Rename to...
4762 (free_csa_reflist): ... this.
4763 (record_one_stack_memref): Rename to...
4764 (record_one_stack_ref): ... this. Handle also REG_P.
4765 (try_apply_stack_adjustment): Handle also REG_P.
4766 (struct record_stack_memrefs_data): Rename to...
4767 (struct record_stack_refs_data): ... this. Rename memlist field to
4769 (record_stack_memrefs): Rename to...
4770 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4771 subexpressions instead of failing when a MEM contains SP references.
4772 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4773 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4775 2009-09-06 Richard Guenther <rguenther@suse.de>
4778 * tree.c (build_array_type): Do not record types marked
4779 with structural equality in the canonical type hashtable.
4781 2009-09-06 Richard Guenther <rguenther@suse.de>
4784 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4786 2009-09-05 Richard Guenther <rguenther@suse.de>
4789 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4791 2009-09-05 Richard Guenther <rguenther@suse.de>
4794 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4796 2009-09-05 Richard Guenther <rguenther@suse.de>
4799 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4800 before comparing function argument types.
4802 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4805 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4808 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4811 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4813 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4814 locators before emit_insn is called.
4816 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4819 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4820 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4821 (reginfo_init): Don't call allocate_reg_info.
4823 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4826 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4827 NONDEBUG_INSN_P instead of INSN_P.
4829 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4832 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4834 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4837 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4838 pattern of the split.
4840 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4842 * toplev.c (process_options): Move setter of flag_var_tracking
4843 before other tests that depend on it. Move down setter of
4844 flag_rename_registers. Don't enable var-tracking-assignments
4845 by default if selective scheduling is enabled. Warn if both
4848 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4850 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4851 comment. Use switch statement to catch overlaps between rtx
4852 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4853 (IS_DECL_CODE): ... here. Remove.
4854 (check_value_is_not_decl): Remove.
4855 (dv_from_decl, dv_from_value): Check after conversion.
4857 2009-09-04 Richard Guenther <rguenther@suse.de>
4860 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4861 after emitting tunks. Move emitting thunks and ctors from ...
4862 (cgraph_optimize): ... here. Remove redundant
4863 cgraph_analyze_functions.
4864 * varasm.c (find_decl_and_mark_needed): Remove no longer
4866 (finish_aliases_1): Adjust check for thunk aliases.
4868 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4870 * config/arm/arm.md (ctzsi2): Added braces
4871 to avoid warning that broke booststrap.
4873 2009-09-04 Martin Jambor <mjambor@suse.cz>
4875 PR tree-optimization/41112
4876 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4877 handle variable-bounded arrays.
4878 (expr_with_var_bounded_array_refs_p): New function.
4879 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4881 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4883 * config/s390/2097.md: Removed two incorrect bypasses.
4884 (z10_fsimpdf): Fixed latency.
4885 (z10_fhex): New insn_reservation.
4886 (z10_floaddf): Fixed latency.
4887 (z10_floadsf): Fixed latency.
4888 (z10_ftrunctf): Fixed latency.
4889 (z10_ftruncdf): Fixed latency.
4890 * config/s390/s390.c (z10_cost): Fixed values.
4891 (s390_adjust_priority): Added z10 path.
4892 * config/s390/s390.md (type): Added fhex.
4893 (*mov<mode>_64dfp): Updated type attribute.
4894 (*mov<mode>_64): Updated type attribute.
4895 (*mov<mode>_31): Updated type attribute.
4896 (*mov<mode>"): Likewise.
4897 * config/s390/2084.md (x_fsimpdf): Updated condition.
4899 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4901 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4902 RTXs in the predicate for operand 1.
4904 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4906 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4907 (rbitsi2): New insn.
4908 (ctzsi2): New expand.
4909 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4911 2009-09-03 Martin Jambor <mjambor@suse.cz>
4913 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4914 (create_artificial_child_access): Use build_ref_for_offset instead
4915 of duplicate_expr_for_different_base.
4916 (propagate_subacesses_accross_link): Likewise.
4918 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4920 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4922 (mips16e_collect_argument_saves): Skip debug instructions.
4923 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4924 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4925 (r10k_insert_cache_barriers): Likewise.
4926 (mips_reorg_process_insns): Likewise.
4928 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4931 * ira.c (update_equiv_reg): Remove check on class likely spill.
4933 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4936 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4937 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4941 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4942 the stack slot if it is passed by invisible reference.
4943 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4944 by invisible reference.
4946 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4948 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4949 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4950 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4952 * config/bfin/sync.md: New file.
4953 * config/bfin/bfin.md: Include it.
4954 (UNSPEC_ATOMIC): New.
4955 (UNSPEC_ONES): Provide a unique number.
4957 From Jie Zhang <jie.zhang@analog.com>:
4958 * config/bfin/bfin.c (ret_regs): New.
4959 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4960 (must_save_rets_p): New.
4961 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4962 current_function_is_leaf.
4963 (do_link): Likewise.
4964 (do_unlink): Likewise.
4965 (expand_interrupt_handler_prologue): Use ret_regs array.
4966 (expand_interrupt_handler_epilogue): Use ret_regs array and
4967 pass return register to gen_return_internal.
4968 (bfin_expand_epilogue): Pass return register to
4969 gen_return_internal.
4970 (bfin_expand_call): Explicitly clobber RETS.
4971 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4972 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4973 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4974 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4976 (return_internal): Take a reg rtx rather than the register number.
4978 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4980 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4981 when comparing against estimated_loop_iterations_int return.
4983 2009-09-03 Richard Guenther <rguenther@suse.de>
4985 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4986 eh_personality_libfunc.
4988 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4990 * tree-parloops.c (separate_decls_in_region): Add space.
4992 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4994 * tree-parloops.c (separate_decls_in_region): Change the condition
4995 checking if there are reductions in the loop.
4997 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4999 PR tree-optimization/38275
5000 * tree-parloops.c (parallelize_loops): Replace profitability condition
5001 for expected number of iterations.
5003 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5005 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5006 (bootstrap-debug): Explain conditions in which it becomes default.
5007 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5010 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5012 * doc/invoke.texi (Optimize Options): Move
5013 -finline-small-functions to the -O2 list.
5015 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5017 * toplev.c (process_options): Enable var-tracking-assignments
5018 by default if var-tracking is enabled.
5020 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5022 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5024 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5025 * rtl.h (prev_nonnote_insn_bb): Declare it.
5027 2009-09-03 Diego Novillo <dnovillo@google.com>
5029 * cgraph.c (cgraph_node_for_decl): New.
5030 * cgraph.h (cgraph_node_for_decl): Declare.
5031 * tree.c (host_integerp): Return 0 if T is NULL.
5033 2009-09-03 Diego Novillo <dnovillo@google.com>
5035 * tree.h (struct alias_pair): Move from varasm.c.
5036 (alias_pairs): Likewise.
5037 (TYPE_MAXVAL): Define.
5038 (TYPE_MINVAL): Define.
5039 (iterative_hash_host_wide_int): Declare.
5040 (remove_unreachable_alias_pairs): Declare.
5041 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5042 * diagnostic.c (default_diagnostic_starter): Make extern.
5043 (default_diagnostic_finalizer): Make extern.
5044 * diagnostic.h (default_diagnostic_starter): Declare.
5045 (default_diagnostic_finalizer): Declare.
5046 (default_tree_printer): Declare.
5047 * toplev.c (default_tree_printer): Make extern.
5049 2009-09-03 Richard Guenther <rguenther@suse.de>
5050 Diego Novillo <dnovillo@google.com>
5052 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5053 * cgraphunit.c (cgraph_expand_function): Do not emit
5054 associated thunks from here.
5055 (cgraph_emit_thunks): New.
5056 (cgraph_optimize): Call it.
5057 Return if any IPA pass finds an error.
5058 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5061 2009-09-03 Simon Baldwin <simonb@google.com>
5062 Rafael Espindola <espindola@google.com>
5063 Richard Guenther <rguenther@suse.de>
5064 Doug Kwan <dougkwan@google.com>
5065 Diego Novillo <dnovillo@google.com>
5067 * tree.c: Include tree-pass.h, langhooks-def.h,
5068 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5069 (free_lang_data_in_type): New.
5070 (need_assembler_name_p): New.
5071 (free_lang_data_in_block): New.
5072 (free_lang_data_in_decl): New.
5073 (struct free_lang_data_d): New.
5074 (add_tree_to_fld_list): New.
5075 (find_decls_types_r): New.
5076 (get_eh_types_for_runtime): New.
5077 (find_decls_types_in_eh_region): New.
5078 (find_decls_types_in_node): New.
5079 (find_decls_types_in_var): New.
5080 (free_lang_data_in_cgraph): New.
5081 (free_lang_data): New.
5082 (gate_free_lang_data): New.
5083 (pass_ipa_free_lang_data): New.
5085 2009-09-03 Diego Novillo <dnovillo@google.com>
5087 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5088 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5089 (lang_hooks): Remove const qualifier.
5090 * ipa.c (cgraph_remove_unreachable_nodes): Call
5091 remove_unreachable_alias_pairs.
5092 * except.c (add_type_for_runtime): Check if TYPE has
5093 already been converted.
5094 (lookup_type_for_runtime): Likewise.
5095 (check_handled): Handle converted types.
5096 * varasm.c (remove_unreachable_alias_pairs): New.
5097 * gimple.c: Include demangle.h.
5098 (gimple_decl_printable_name): New.
5099 (gimple_fold_obj_type_ref): New.
5100 * gimple.h (gimple_decl_printable_name): Declare.
5101 (gimple_fold_obj_type_ref): Declare.
5102 * passes.c (init_optimization_passes): Add pass
5103 pass_ipa_free_lang_data.
5104 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5105 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5107 2009-09-03 Diego Novillo <dnovillo@google.com>
5109 * c-lang.c (lang_hooks): Remove const qualifier.
5111 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5113 * doc/install.texi (*-*-freebsd*): Update target information.
5115 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5117 * hard-reg-set.h (call_fixed_regs): Remove.
5118 * reginfo.c (call_fixed_regs): Remove.
5119 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5120 (globalize_reg): Don't use call_fixed_regs.
5121 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5124 2009-09-01 Michael Matz <matz@suse.de>
5126 * expr.h (emit_storent_insn, expand_expr_real_1,
5127 expand_expr_real_2): Declare.
5128 * expr.c (emit_storent_insn, expand_expr_real_1,
5129 expand_expr_real_2): Export.
5130 (store_expr): Setting and evaluating dont_return_target is useless.
5131 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5132 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5133 * except.c (expand_resx_expr): Rename to ...
5134 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5135 * except.h (expand_resx_stmt): Declare.
5136 * stmt.c: Add include gimple.h
5137 (expand_asm_expr): Rename to ...
5138 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5139 (expand_case): Rewrite to take gimple statement.
5140 * tree.h (expand_asm_stmt): Declare.
5141 (expand_case): Change prototype.
5142 * Makefile.in (stmt.o): Depend on gimple.h.
5143 * builtins.c (expand_builtin_synchronize): Build gimple asm
5144 statement, not an ASM_EXPR.
5145 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5146 gimple_to_tree, release_stmt_tree): Remove.
5147 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5148 ggc_free, but hold comparison code and operands separately.
5149 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5150 (expand_call_stmt, expand_gimple_stmt_1,
5151 expand_gimple_stmt): New helpers.
5152 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5153 release_stmt_tree. Call expand_gimple_stmt instead.
5154 (expand_gimple_basic_block): Ditto.
5156 * calls.c (emit_call_1): Don't look at EH regions here, make
5157 fntree parameter useless.
5158 (expand_call): New local rettype for TREE_TYPE(exp), use it
5159 throughout. Remove local p, use addr instead.
5160 Don't look at EH regions here.
5162 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5164 * doc/invoke.texi (-fsched-pressure): Document it.
5165 (-fsched-reg-pressure-heuristic): Remove it.
5167 * reload.c (ira.h): Include.
5168 (find_reloads): Add choosing reload on number of small spilled
5171 * haifa-sched.c (ira.h): Include.
5172 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5173 saved_reg_pressure, curr_reg_live, saved_reg_live,
5174 region_ref_regs): New variables.
5175 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5176 initiate_reg_pressure_info, setup_ref_regs,
5177 initiate_bb_reg_pressure_info, save_reg_pressure,
5178 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5180 (setup_insn_reg_pressure_info): New function.
5181 (rank_for_schedule): Add pressure checking and insn issue time.
5182 Remove comparison of insn reg weights.
5183 (ready_sort): Set insn reg pressure info.
5184 (update_register_pressure, setup_insn_max_reg_pressure,
5185 update_reg_and_insn_max_reg_pressure,
5186 sched_setup_bb_reg_pressure_info): New functions.
5187 (schedule_insn): Add code for printing and updating reg pressure info.
5188 (find_set_reg_weight, find_insn_reg_weight): Remove.
5189 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5190 (debug_ready_list): Print reg pressure info.
5191 (schedule_block): Ditto. Check insn issue time.
5192 (sched_init): Set up sched_pressure_p. Allocate and set up some
5193 reg pressure related info.
5194 (sched_finish): Free some reg pressure related info.
5195 (fix_tick_ready): Make insn always ready if pressure_p.
5196 (init_h_i_d): Don't call find_insn_reg_weight.
5197 (haifa_finish_h_i_d): Free insn reg pressure info.
5199 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5200 ira_memory_move_cost, ira_class_hard_regs,
5201 ira_class_hard_regs_num, ira_no_alloc_regs,
5202 ira_available_class_regs, ira_reg_class_cover_size,
5203 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5205 * ira-lives.c (single_reg_class): Check mode to find how many
5206 registers are necessary for operand.
5207 (ira_implicitly_set_insn_hard_regs): New.
5209 * common.opt (fsched-pressure): New options.
5210 (fsched-reg-pressure-heuristic): Remove.
5212 * ira.c (setup_eliminable_regset): Rename to
5213 ira_setup_eliminable_regset. Make it external.
5214 (expand_reg_info): Pass cover class to setup_reg_classes.
5215 (ira): Call resize_reg_info instead of allocate_reg_info.
5217 * sched-deps.c: Include ira.h.
5218 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5219 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5220 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5221 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5222 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5223 mark_insn_reg_store, mark_insn_reg_clobber,
5224 setup_insn_reg_pressure_info): New.
5225 (sched_analyze_1): Update implicit_reg_pending_uses.
5226 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5227 Use them to create dependencies. Set insn reg uses and pressure
5228 info. Process reg_pending_uses in one place.
5229 (free_deps): Free implicit sets.
5230 (remove_from_deps): Remove implicit sets if necessary. Check
5231 implicit sets when clearing reg_last_in_use.
5232 (init_deps_global): Clear implicit_reg_pending_clobbers and
5233 implicit_reg_pending_uses.
5235 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5236 ira_memory_move_cost, ira_class_hard_regs,
5237 ira_class_hard_regs_num, ira_no_alloc_regs,
5238 ira_available_class_regs, ira_reg_class_cover_size,
5239 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5240 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5241 ira_implicitly_set_insn_hard_regs): New prototypes.
5243 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5244 cost_elements_num): New variables.
5245 (allocno_costs, total_costs): Rename to costs and
5246 total_allocno_costs.
5247 (COSTS_OF_ALLOCNO): Rename to COSTS.
5248 (allocno_pref): Rename to pref.
5249 (allocno_pref_buffer): Rename to pref_buffer.
5250 (common_classes): Rename to regno_cover_class.
5252 (record_reg_classes): Set allocno attributes only if allocno_p.
5253 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5254 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5255 and COSTS_OF_ALLOCNO.
5256 (print_costs): Rename to print_allocno_costs.
5257 (print_pseudo_costs): New.
5258 (process_bb_node_for_costs): Split into 2 functions with new
5259 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5260 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5261 new parameter dump_file. Use cost_elements_num instead of
5262 ira_allocnos_num. Make one iteration if preferred classes were
5263 already calculated for scheduler. Make 2 versions of code
5264 depending on allocno_p.
5265 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5266 regno_cover_class and COSTS instead of common_classes and
5268 (init_costs, finish_costs): New.
5269 (ira_costs): Set up allocno_p and cost_elements_num. Call
5270 init_costs and finish_costs.
5271 (ira_set_pseudo_classes): New.
5273 * rtl.h (allocate_reg_info): Remove.
5274 (resize_reg_info): Change return type.
5275 (reg_cover_class): New.
5276 (setup_reg_classes): Add new parameter.
5278 * sched-int.h (struct deps_reg): New member implicit_sets.
5279 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5280 (INCREASE_BITS): New macro.
5281 (struct reg_pressure_data, struct reg_use_data): New.
5282 (struct _haifa_insn_data): Remove reg_weight. Add members
5283 reg_pressure, reg_use_list, reg_set_list, and
5284 reg_pressure_excess_cost_change.
5285 (struct deps): New member implicit_sets.
5286 (pressure_p): New variable.
5287 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5288 (struct reg_pressure_data, struct reg_use_data): New.
5289 (INSN_REG_WEIGHT): Remove.
5290 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5291 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5292 (sched_init_region_reg_pressure_info,
5293 sched_setup_bb_reg_pressure_info): New prototypes.
5295 * reginfo.c (struct reg_pref): New member coverclass.
5296 (reg_cover_class): New function.
5297 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5298 (reg_info_size): New variable.
5299 (allocate_reg_info): Make static. Setup reg_info_size.
5300 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5301 (setup_reg_classes): Add a new parameter. Setup cover class too.
5303 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5306 * sched-rgn.c (deps_join): Set up implicit_sets.
5307 (schedule_region): Set up region and basic blocks pressure
5310 * passes.c (init_optimization_passes): Move
5311 pass_subregs_of_mode_init before pass_sched.
5313 2009-09-02 Martin Jambor <mjambor@suse.cz>
5315 * tree-sra.c (struct access): New field grp_hint.
5316 (dump_access): Dump grp_hint.
5317 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5319 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5320 those which have been specifically read and somehow written to.
5321 (propagate_subacesses_accross_link): Set grp_hint of right child and
5322 also possibly of the left child.
5324 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5326 * tree-object-size.c (addr_object_size): Always use object_size_type
5327 0 or 2 when determining the pointer pointed object size.
5329 2009-09-02 Richard Guenther <rguenther@suse.de>
5332 2009-08-31 Richard Guenther <rguenther@suse.de>
5334 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5335 to query if the memory regions for memmove overlap.
5336 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5337 asserts on pointers, instead deal with odd trees.
5338 (ptr_derefs_may_alias_p): Likewise.
5339 (refs_may_alias_p_1): Constructor bases also never alias.
5341 2009-08-01 Christian Bruel <christian.bruel@st.com>
5344 2009-07-31 Christian Bruel <christian.bruel@st.com>
5345 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5347 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5349 * doc/invoke.texi (-fvar-tracking-assignments): New.
5350 (-fvar-tracking-assignments-toggle): New.
5351 (-fdump-final-insns=file): Mark filename as optional.
5352 (--param min-nondebug-insn-uid): New.
5353 (-gdwarf-@{version}): Mention version 4.
5354 * opts.c (common_handle_option): Accept it.
5355 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5356 * regrename.c (regrename_optimize): Drop last. Don't count debug
5357 insns as uses. Don't reject change because of debug insn.
5358 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5359 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5360 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5361 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5362 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5363 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5364 * doc/gimple.texi (is_gimple_debug): New.
5365 (gimple_debug_bind_p): New.
5366 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5367 * doc/install.texi (bootstrap-debug): More details.
5368 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5369 (bootstrap-debug-lib): More details.
5370 (bootstrap-debug-ckovw): Update.
5371 (bootstrap-time): New.
5372 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5373 (insert_phi_nodes_for): Insert debug stmts.
5374 (rewrite_stmt): Take iterator. Insert debug stmts.
5375 (rewrite_enter_block): Adjust.
5376 (maybe_replace_use_in_debug_stmt): New.
5377 (rewrite_update_stmt): Use it.
5378 (mark_use_interesting): Return early for debug stmts.
5379 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5380 stmts before replacing stmt.
5381 (move_computations_stmt): Likewise.
5382 * ira-conflicts.c (add_copies): Skip debug insns.
5383 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5384 (regstat_bb_compute_ri): Skip debug insns.
5385 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5386 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5387 check_loop_closed_ssa_stmt): Skip debug stmts.
5388 * tree-tailcall.c (find_tail_calls): Likewise.
5389 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5390 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5391 (build_var_debug_value_stat): Declare.
5392 (build_var_debug_value): Define.
5393 (target_for_debug_bind): Declare.
5394 * reload.c (find_equiv_reg): Skip debug insns.
5395 * rtlanal.c (reg_used_between_p): Skip debug insns.
5396 (side_effects_p): Likewise.
5397 (canonicalize_condition): Likewise.
5398 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5399 insns never depend on debug insns.
5400 (create_ddg_dep_no_link): Likewise.
5401 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5402 Don't add inter-loop dependencies for debug insns.
5403 (build_intra_loop_deps): Likewise.
5404 (create_ddg): Count debug insns.
5405 * ddg.h (struct ddg::num_debug): New.
5406 (num_backargs): Pair up with previous int field.
5407 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5408 -fcompare-debug-second.
5409 * final.c (get_attr_length_1): Skip debug insns.
5410 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5411 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5412 (driver_self_specs): Map -fdump-final-insns to
5413 -fdump-final-insns=..
5414 (get_local_tick): New.
5415 (compare_debug_dump_opt_spec_function): Test for . argument and
5416 compute output name. Compute temp output spec without flag name.
5417 Compute -frandom-seed.
5418 (OPT): Undef after use.
5419 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5420 (average_num_loop_insns): Likewise.
5421 * params.h (MIN_NONDEBUG_INSN_UID): New.
5422 * gimple.def (GIMPLE_DEBUG): New.
5423 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5424 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5425 (merge_in_block): Fix whitespace.
5426 * toplev.c (flag_var_tracking): Update comment.
5427 (flag_var_tracking_assignments): New.
5428 (flag_var_tracking_assignments_toggle): New.
5429 (process_options): Don't open final insns dump file if we're not
5430 going to write to it. Compute defaults for var_tracking.
5431 * df-scan.c (df_insn_rescan_debug_internal): New.
5432 (df_uses_record): Handle debug insns.
5433 * haifa-sched.c (ready): Initialize n_debug.
5434 (contributes_to_priority): Skip debug insns.
5435 (dep_list_size): New.
5437 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5438 they're ready. Disregard previous debug insns to make decisions.
5439 (queue_insn): Never queue debug insns.
5440 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5441 (schedule_insn): Don't reject debug insns because of issue rate.
5442 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5443 (queue_to_ready): Skip and discount debug insns.
5444 (choose_ready): Let debug insns through.
5445 (schedule_block): Check boundary debug insns. Discount debug
5446 insns, schedule them early. Adjust whitespace.
5447 (set_priorities): Check for boundary debug insns.
5448 (add_jump_dependencies): Use dep_list_size.
5449 (prev_non_location_insn): New.
5450 (check_cfg): Use it.
5451 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5453 (remove_unused_ivs): Reset debug stmts.
5454 * modulo-sched.c (const_iteration_count): Skip debug insns.
5455 (res_MII): Discount debug insns.
5456 (loop_single_full_bb_p): Skip debug insns.
5457 (sms_schedule): Likewise.
5458 (sms_schedule_by_order): Likewise.
5459 (ps_has_conflicts): Likewise.
5460 * caller-save.c (refmarker_fn): New.
5461 (save_call_clobbered_regs): Replace regs with saved mem in
5463 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5464 Call refmarker_fn mark for hardregnos.
5465 (mark_reg_as_referenced): New.
5466 (replace_reg_with_saved_mem): New.
5467 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5468 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5470 (cse_extended_basic_block): Skip debug insns.
5471 (count_reg_usage): Likewise.
5472 (is_dead_reg): New, split out of...
5473 (set_live_p): ... here.
5474 (insn_live_p): Use it for debug insns.
5475 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5476 (execute_optimize_stdarg): Likewise.
5477 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5478 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5479 changes in debug stmts as changes.
5480 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5481 (moveup_expr): Don't move across debug insns. Don't move
5482 debug insn if it would create a bookkeeping block.
5483 (moveup_expr_cached): Don't use cache for debug insns that
5484 are heads of blocks.
5485 (compute_av_set_inside_bb): Skip debug insns.
5486 (sel_rank_for_schedule): Schedule debug insns first. Remove
5488 (block_valid_for_bookkeeping_p); Support lax searches.
5489 (create_block_for_bookkeeping): Adjust block numbers when
5490 encountering debug-only blocks.
5491 (find_place_for_bookkeeping): Deal with debug-only blocks.
5492 (generate_bookkeeping_insn): Accept no place to insert.
5493 (remove_temp_moveop_nops): New argument full_tidying.
5494 (prepare_place_to_insert): Deal with debug insns.
5495 (advance_state_on_fence): Debug insns don't start cycles.
5496 (update_boundaries): Take fence as argument. Deal with
5498 (schedule_expr_on_boundary): No full_tidying on debug insns.
5499 (fill_insns): Deal with debug insns.
5500 (track_scheduled_insns_and_blocks): Don't count debug insns.
5501 (need_nop_to_preserve_insn_bb): New, split out of...
5502 (remove_insn_from_stream): ... this.
5503 (fur_orig_expr_not_found): Skip debug insns.
5504 * rtl.def (VALUE): Move up.
5506 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5507 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5508 Set it if debug stmts are found.
5509 (statement_sink_location): Skip debug stmts. Propagate
5510 moving defs into debug stmts.
5511 * ifcvt.c (first_active_insn): Skip debug insns.
5512 (last_active_insns): Likewise.
5513 (cond_exec_process_insns): Likewise.
5514 (noce_process_if_block): Likewise.
5515 (check_cond_move_block): Likewise.
5516 (cond_move_convert_if_block): Likewise.
5517 (block_jumps_and_fallthru_p): Likewise.
5518 (dead_or_predicable): Likewise.
5519 * dwarf2out.c (debug_str_hash_forced): New.
5520 (find_AT_string): Add comment.
5521 (gen_label_for_indirect_string): New.
5522 (get_debug_string_label): New.
5523 (AT_string_form): Use it.
5524 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5525 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5526 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5527 several operations that cannot be represented with DWARF opcodes.
5528 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5529 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5530 (dwarf2out_var_location): Take during-call mark into account.
5531 (output_indirect_string): Update comment. Output if there are
5532 label and references.
5533 (prune_indirect_string): New.
5534 (prune_unused_types): Call it if debug_str_hash_forced.
5535 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5536 (dw_long_long_const): Remove.
5537 (struct dw_val_struct): Change val_long_long type to rtx.
5538 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5539 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5540 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5541 component instead of HOST_BITS_PER_LONG.
5542 (output_loc_operands): Likewise. For const8* assert
5543 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5544 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5545 rather than HOST_BITS_PER_LONG is >= 64.
5546 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5548 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5549 HOST_BITS_PER_LONG for dw_val_class_long_long.
5550 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5551 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5552 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5554 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5555 Handle DW_OP_implicit_value.
5556 (extract_int): Move prototype earlier.
5557 (mem_loc_descriptor): For SUBREG punt if inner
5558 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5559 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5560 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5561 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5562 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5563 instead of Pmode size.
5564 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5565 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5566 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5567 (concat_loc_descriptor, concatn_loc_descriptor,
5568 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5569 (add_location_or_const_value_attribute): Likewise. For single
5570 location loc_lists attempt to use add_const_value_attribute
5571 for constant decls. Add DW_AT_const_value even if
5572 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5574 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5575 (control_flow_insn_p): Likewise.
5576 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5577 (separate_decls_in_region_debug_bind): New.
5578 (separate_decls_in_region): Process debug bind stmts afterwards.
5579 * recog.c (verify_changes): Handle debug insns.
5580 (extract_insn): Likewise.
5581 (peephole2_optimize): Skip debug insns.
5582 * dse.c (scan_insn): Skip debug insns.
5583 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5585 (setup_id_for_insn): Handle debug insns.
5586 (maybe_tidy_empty_bb): Adjust whitespace.
5587 (tidy_control_flow): Skip debug insns.
5588 (sel_remove_insn): Adjust for debug insns.
5589 (sel_estimate_number_of_insns): Skip debug insns.
5590 (create_insn_rtx_from_pattern): Handle debug insns.
5591 (create_copy_of_insn_rtx): Likewise.
5592 * sel-sched-.h (sel_bb_end): Declare.
5593 (sel_bb_empty_or_nop_p): New.
5594 (get_all_loop_exits): Use it.
5595 (_eligible_successor_edge_p): Likewise.
5596 (return_nop_to_pool): Adjust.
5597 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5598 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5599 * gimple-pretty-print.c (dump_gimple_debug): New.
5600 (dump_gimple_stmt): Use it.
5601 (dump_bb_header): Skip gimple debug stmts.
5602 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5603 (fixup_match_2): Likewise.
5604 (regmove_backward_pass): Likewise. Simplify combined
5605 replacement. Handle debug insns.
5606 * function.c (instantiate_virtual_regs): Handle debug insns.
5607 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5608 * print-rtl.h: Include cselib.h.
5609 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5610 * df.h (df_inns_rescan_debug_internal): Declare.
5611 * gcse.c (alloc_hash_table): Estimate n_insns.
5612 (cprop_insn): Don't regard debug insns as changes.
5613 (bypass_conditional_jumps): Skip debug insns.
5614 (one_pre_gcse_pass): Adjust.
5615 (one_code_hoisting_pass): Likewise.
5616 (compute_ld_motion_mems): Skip debug insns.
5617 (one_cprop_pass): Adjust.
5618 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5619 (if_convertible_stmt_p): Handle debug stmts.
5620 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5621 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5622 * ira-build.c (create_bb_allocnos): Skip debug insns.
5623 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5624 (has_single_use): Likewise.
5625 (single_imm_use): Likewise.
5626 (num_imm_uses): Likewise.
5627 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5628 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5629 (create_outofssa_var_map): Likewise.
5630 * lower-subreg.c (adjust_decomposed_uses): New.
5631 (resolve_debug): New.
5632 (decompose_multiword_subregs): Use it.
5633 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5634 * emit-rtl.c: Include params.h.
5635 (cur_debug_insn_uid): Define.
5636 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5637 (copy_rtx_if_shared_1): Handle debug insns.
5638 (reset_used_flags): Likewise.
5639 (set_used_flags): LIkewise.
5640 (get_max_insn_count): New.
5641 (next_nondebug_insn): New.
5642 (prev_nondebug_insn): New.
5643 (make_debug_insn_raw): New.
5644 (emit_insn_before_noloc): Handle debug insns.
5645 (emit_jump_insn_before_noloc): Likewise.
5646 (emit_call_insn_before_noloc): Likewise.
5647 (emit_debug_insn_before_noloc): New.
5648 (emit_insn_after_noloc): Handle debug insns.
5649 (emit_jump_insn_after_noloc): Likewise.
5650 (emit_call_insn_after_noloc): Likewise.
5651 (emit_debug_insn_after_noloc): Likewise.
5652 (emit_insn_after): Take loc from earlier non-debug insn.
5653 (emit_jump_insn_after): Likewise.
5654 (emit_call_insn_after): Likewise.
5655 (emit_debug_insn_after_setloc): New.
5656 (emit_debug_insn_after): New.
5657 (emit_insn_before): Take loc from later non-debug insn.
5658 (emit_jump_insn_before): Likewise.
5659 (emit_call_insn_before): Likewise.
5660 (emit_debug_insn_before_setloc): New.
5661 (emit_debug_insn_before): New.
5662 (emit_insn): Handle debug insns.
5663 (emit_debug_insn): New.
5664 (emit_jump_insn): Handle debug insns.
5665 (emit_call_insn): Likewise.
5667 (init_emit): Take min-nondebug-insn-uid into account.
5668 Initialize cur_debug_insn_uid.
5669 (emit_copy_of_insn_after): Handle debug insns.
5670 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5671 location of single rhs in place.
5672 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5673 (floor_sdiv_adjust): New.
5674 (cell_sdiv_adjust): New.
5675 (cell_udiv_adjust): New.
5676 (round_sdiv_adjust): New.
5677 (round_udiv_adjust): New.
5678 (wrap_constant): Moved from cselib.
5679 (unwrap_constant): New.
5680 (expand_debug_expr): New.
5681 (expand_debug_locations): New.
5682 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5684 (gimple_expand_cfg): Expand debug locations.
5685 * cselib.c: Include tree-pass.h.
5686 (struct expand_value_data): New.
5687 (cselib_record_sets_hook): New.
5688 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5689 (cselib_clear_table): Move, and implemnet in terms of...
5690 (cselib_reset_table_with_next_value): ... this.
5691 (cselib_get_next_unknown_value): New.
5692 (discard_useless_locs): Don't discard preserved values.
5693 (cselib_preserve_value): New.
5694 (cselib_preserved_value_p): New.
5695 (cselib_preserve_definitely): New.
5696 (cselib_clear_preserve): New.
5697 (cselib_preserve_only_values): New.
5698 (new_cselib_val): Take rtx argument. Dump it in details.
5699 (cselib_lookup_mem): Adjust.
5700 (expand_loc): Take regs_active in struct. Adjust. Silence
5701 dumps unless details are requested.
5702 (cselib_expand_value_rtx_cb): New.
5703 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5704 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5705 without details. Copy more subregs. Try to resolve values
5706 using a callback. Wrap constants.
5707 (cselib_subst_to_values): Adjust.
5708 (cselib_log_lookup): New.
5709 (cselib_lookup): Call it.
5710 (cselib_invalidate_regno): Don't count preserved values as useless.
5711 (cselib_invalidate_mem): Likewise.
5712 (cselib_record_set): Likewise.
5713 (struct set): Renamed to cselib_set, moved to cselib.h.
5714 (cselib_record_sets): Adjust. Call hook.
5715 (cselib_process_insn): Reset table when it would be cleared.
5716 (dump_cselib_val): New.
5717 (dump_cselib_table): New.
5718 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5719 (remove_forwarder_block): Support moving debug stmts.
5720 * cselib.h (cselib_record_sets_hook): Declare.
5721 (cselib_expand_callback): New type.
5722 (cselib_expand_value_rtx_cb): Declare.
5723 (cselib_reset_table_with_next_value): Declare.
5724 (cselib_get_next_unknown_value): Declare.
5725 (cselib_preserve_value): Declare.
5726 (cselib_preserved_value_p): Declare.
5727 (cselib_preserve_only_values): Declare.
5728 (dump_cselib_table): Declare.
5729 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5730 (try_crossjump_to_edge): Likewise.
5731 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5732 dominated blocks when debug stmts are present.
5733 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5734 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5735 (set_var_live_on_entry): Likewise.
5736 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5737 * cfglayout.c (curr_location, last_location): Make static.
5738 (set_curr_insn_source_location): Don't avoid bouncing.
5739 (get_curr_insn_source_location): New.
5740 (get_curr_insn_block): New.
5741 (duplicate_insn_chain): Handle debug insns.
5742 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5744 * common.opt (fcompare-debug): Move to sort order.
5745 (fdump-unnumbered-links): Likewise.
5746 (fvar-tracking-assignments): New.
5747 (fvar-tracking-assignments-toggle): New.
5748 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5749 because of debug stmts.
5750 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5751 (eliminate_unnecessary_stmts): Walk dominated blocks before
5753 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5754 * ira.c (memref_used_between_p): Skip debug insns.
5755 (update_equiv_regs): Likewise.
5756 * sched-deps.c (sd_lists_size): Accept empty list.
5757 (sd_init_insn): Mark debug insns.
5758 (sd_finish_insn): Unmark them.
5759 (sd_add_dep): Reject non-debug deps on debug insns.
5760 (fixup_sched_groups): Give debug insns group treatment.
5762 (sched_analyze_reg): Don't mark debug insns for sched before call.
5763 (sched_analyze_2): Handle debug insns.
5764 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5766 (deps_analyze_insn): Handle debug insns.
5767 (deps_start_bb): Skip debug insns.
5768 (init_deps): Initialize last_debug_insn.
5769 * tree-ssa.c (target_for_debug_bind): New.
5770 (find_released_ssa_name): New.
5771 (propagate_var_def_into_debug_stmts): New.
5772 (propagate_defs_into_debug_stmts): New.
5773 (verify_ssa): Skip debug bind stmts without values.
5774 (warn_uninialized_vars): Skip debug stmts.
5775 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5776 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5777 (rtx_equal_p): Likewise.
5778 * ira-costs.c (scan_one_insn): Skip debug insns.
5779 (process_bb_node_for_hard_reg_moves): Likewise.
5780 * rtl.h (DEBUG_INSN_P): New.
5781 (NONDEBUG_INSN_P): New.
5782 (MAY_HAVE_DEBUG_INSNS): New.
5783 (INSN_P): Accept debug insns.
5784 (RTX_FRAME_RELATED_P): Likewise.
5785 (INSN_DELETED_P): Likewise
5786 (PAT_VAR_LOCATION_DECL): New.
5787 (PAT_VAR_LOCATION_LOC): New.
5788 (PAT_VAR_OCATION_STATUS): New.
5789 (NOTE_VAR_LOCATION_DECL): Reimplement.
5790 (NOTE_VAR_LOCATION_LOC): Likewise.
5791 (NOTE_VAR_LOCATION_STATUS): Likewise.
5792 (INSN_VAR_LOCATION): New.
5793 (INSN_VAR_LOCATION_DECL): New.
5794 (INSN_VAR_LOCATION_LOC): New.
5795 (INSN_VAR_LOCATION_STATUS): New.
5796 (gen_rtx_UNKNOWN_VAR_LOC): New.
5797 (VAR_LOC_UNKNOWN_P): New.
5798 (NOTE_DURING_CALL_P): New.
5799 (SCHED_GROUP_P): Accept debug insns.
5800 (emit_debug_insn_before): Declare.
5801 (emit_debug_insn_before_noloc): Declare.
5802 (emit_debug_insn_beore_setloc): Declare.
5803 (emit_debug_insn_after): Declare.
5804 (emit_debug_insn_after_noloc): Declare.
5805 (emit_debug_insn_after_setloc): Declare.
5806 (emit_debug_insn): Declare.
5807 (make_debug_insn_raw): Declare.
5808 (prev_nondebug_insn): Declare.
5809 (next_nondebug_insn): Declare.
5810 (delegitimize_mem_from_attrs): Declare.
5811 (get_max_insn_count): Declare.
5812 (wrap_constant): Declare.
5813 (unwrap_constant): Declare.
5814 (get_curr_insn_source_location): Declare.
5815 (get_curr_insn_block): Declare.
5816 * tree-inline.c (insert_debug_decl_map): New.
5817 (processing_debug_stmt): New.
5818 (remap_decl): Don't create new mappings in debug stmts.
5819 (remap_gimple_op_r): Don't add references in debug stmts.
5820 (copy_tree_body_r): Likewise.
5821 (remap_gimple_stmt): Handle debug bind stmts.
5822 (copy_bb): Skip debug stmts.
5823 (copy_edges_for_bb): Likewise.
5824 (copy_debug_stmt): New.
5825 (copy_debug_stmts): New.
5826 (copy_body): Copy debug stmts at the end.
5827 (insert_init_debug_bind): New.
5828 (insert_init_stmt): Take id. Skip and emit debug stmts.
5829 (setup_one_parameter): Remap variable earlier, register debug mapping.
5830 (estimate_num_insns): Skip debug stmts.
5831 (expand_call_inline): Preserve debug_map.
5832 (optimize_inline_calls): Check for no debug_stmts left-overs.
5833 (unsave_expr_now): Preserve debug_map.
5834 (copy_gimple_seq_and_replace_locals): Likewise.
5835 (tree_function_versioning): Check for no debug_stmts left-overs.
5836 Init and destroy debug_map as needed. Split edges unconditionally.
5837 (build_duplicate_type): Init and destroy debug_map as needed.
5838 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5839 (struct copy_body_data): Add debug_stmts and debug_map.
5840 * sched-int.h (struct ready_list): Add n_debug.
5841 (struct deps): Add last_debug_insn.
5842 (DEBUG_INSN_SCHED_P): New.
5843 (BOUNDARY_DEBUG_INSN_P): New.
5844 (SCHEDULE_DEBUG_INSN_P): New.
5845 (sd_iterator_cond): Accept empty list.
5846 * combine.c (create_log_links): Skip debug insns.
5847 (combine_instructions): Likewise.
5848 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5849 return value is always unshared.
5850 (struct rtx_subst_pair): New.
5851 (auto_adjust_pair): New.
5852 (propagate_for_debug_subst): New.
5853 (propagate_for_debug): New.
5854 (try_combine): Skip debug insns. Propagate removed defs into
5856 (next_nonnote_nondebug_insn): New.
5857 (distribute_notes): Use it. Skip debug insns.
5858 (distribute_links): Skip debug insns.
5859 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5860 * resource.c (mark_target_live_regs): Likewise.
5861 * var-tracking.c: Include cselib.h and target.h.
5862 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5864 (micro_operation_type_name): New.
5865 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5866 (struct micro_operation_def): Update comments.
5867 (decl_or_value): New type. Use instead of decls.
5868 (struct emit_note_data_def): Add vars.
5869 (struct attrs_def): Use decl_or_value.
5870 (struct variable_tracking_info_def): Add permp, flooded.
5871 (struct location_chain_def): Update comment.
5872 (struct variable_part_def): Use decl_or_value.
5873 (struct variable_def): Make var_part a variable length array.
5875 (scratch_regs): New.
5876 (cselib_hook_called): New.
5877 (dv_is_decl_p): New.
5878 (dv_is_value_p): New.
5881 (dv_as_opaque): New.
5882 (dv_onepart_p): New.
5884 (IS_DECL_CODE): New.
5885 (check_value_is_not_decl): New.
5886 (dv_from_decl): New.
5887 (dv_from_value): New.
5888 (dv_htab_hash): New.
5889 (variable_htab_hash): Use it.
5890 (variable_htab_eq): Support values.
5891 (variable_htab_free): Free from the right pool.
5892 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5893 (attrs_list_union): Adjust.
5894 (attrs_list_mpdv_union): New.
5895 (tie_break_pointers): New.
5896 (canon_value_cmp): New.
5897 (unshare_variable): Return possibly-modified slot.
5898 (vars_copy_1): Adjust.
5899 (var_reg_decl_set): Adjust. Split out of...
5900 (var_reg_set): ... this.
5901 (get_init_value): Adjust.
5902 (var_reg_delete_and_set): Adjust.
5903 (var_reg_delete): Adjust.
5904 (var_regno_delete): Adjust.
5905 (var_mem_decl_set): Split out of...
5906 (var_mem_set): ... this.
5907 (var_mem_delete_and_set): Adjust.
5908 (var_mem_delete): Adjust.
5912 (variable_union): Adjust. Speed up merge of 1-part vars.
5913 (variable_canonicalize): Use unshared slot.
5914 (VALUED_RECURSED_INTO): New.
5915 (find_loc_in_1pdv): New.
5916 (struct dfset_merge): New.
5917 (insert_into_intersection): New.
5918 (intersect_loc_chains): New.
5920 (canonicalize_loc_order_check): New.
5921 (canonicalize_values_mark): New.
5922 (canonicalize_values_star): New.
5923 (variable_merge_over_cur): New.
5924 (variable_merge_over_src): New.
5925 (dataflow_set_merge): New.
5926 (dataflow_set_equiv_regs): New.
5927 (remove_duplicate_values): New.
5928 (struct dfset_post_merge): New.
5929 (variable_post_merge_new_vals): New.
5930 (variable_post_merge_perm_vals): New.
5931 (dataflow_post_merge_adjust): New.
5932 (find_mem_expr_in_1pdv): New.
5933 (dataflow_set_preserve_mem_locs): New.
5934 (dataflow_set_remove_mem_locs): New.
5935 (dataflow_set_clear_at_call): New.
5936 (onepart_variable_different_p): New.
5937 (variable_different_p): Use it.
5938 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5939 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5941 (track_loc_p): Pass it true.
5942 (struct count_use_info): New.
5943 (find_use_val): New.
5944 (replace_expr_with_values): New.
5946 (use_type): New, partially split out of...
5947 (count_uses): ... this. Count new micro-ops.
5948 (count_uses_1): Adjust.
5949 (count_stores): Adjust.
5950 (count_with_sets): New.
5951 (VAL_NEEDS_RESOLUTION): New.
5952 (VAL_HOLDS_TRACK_EXPR): New.
5953 (VAL_EXPR_IS_COPIED): New.
5954 (VAL_EXPR_IS_CLOBBERED): New.
5955 (add_uses): Adjust. Generate new micro-ops.
5956 (add_uses_1): Adjust.
5957 (add_stores): Generate new micro-ops.
5958 (add_with_sets): New.
5959 (find_src_status): Adjust.
5960 (find_src_set_src): Adjust.
5961 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5962 Handle new micro-ops. Canonicalize value equivalances.
5963 (vt_find_locations): Compute total size of hash tables for
5964 dumping. Perform merge for var-tracking-assignments. Don't
5965 disregard single-block loops.
5966 (dump_attrs_list): Handle decl_or_value.
5967 (dump_variable): Take variable. Deal with decl_or_value.
5968 (dump_variable_slot): New.
5969 (dump_vars): Use it.
5970 (dump_dataflow_sets): Adjust.
5971 (set_slot_part): New, extended to support one-part variables
5972 after splitting out of...
5973 (set_variable_part): ... this.
5974 (clobber_slot_part): New, split out of...
5975 (clobber_variable_part): ... this.
5976 (delete_slot_part): New, split out of...
5977 (delete_variable_part): .... this.
5978 (check_wrap_constant): New.
5979 (vt_expand_loc_callback): New.
5980 (vt_expand_loc): New.
5981 (emit_note_insn_var_location): Adjust. Handle values. Handle
5982 EMIT_NOTE_AFTER_CALL_INSN.
5983 (emit_notes_for_differences_1): Adjust. Handle values.
5984 (emit_notes_for_differences_2): Likewise.
5985 (emit_notes_for_differences): Adjust.
5986 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5987 Adjust. Handle new micro-ops.
5988 (vt_add_function_parameters): Adjust. Create and bind values.
5989 (vt_initialize): Adjust. Initialize scratch_regs and
5990 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5991 operations. Move some code to count_with_sets and add_with_sets.
5992 (delete_debug_insns): New.
5993 (vt_debug_insns_local): New.
5994 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5996 (var_tracking_main): If var-tracking-assignments is enabled
5997 but var-tracking isn't, delete debug insns and leave. Likewise
5998 if we exceed limits or fail the stack adjustments tests, and
5999 after all var-tracking processing.
6000 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6001 (dataflow_set): Add traversed_vars.
6002 (value_chain, const_value_chain): New typedefs.
6003 (value_chain_pool, value_chains): New variables.
6004 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6005 add_value_chains, add_cselib_value_chains, remove_value_chain,
6006 remove_value_chains, remove_cselib_value_chains): New functions.
6007 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6008 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6010 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6011 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6012 (dst_can_be_shared): New variable.
6013 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6014 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6015 different from set->vars, look up slot again instead of using the
6017 (dataflow_set_init): Initialize traversed_vars.
6018 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6019 lookup if set->vars is shared. Don't keep slot cleared before
6020 calling unshare_variable. Unshare set->vars if needed. Adjust
6021 unshare_variable callers. Clear dst_can_be_shared if needed.
6022 Even ->refcount == 1 vars must be unshared if set->vars is shared
6023 and var needs to be modified.
6024 (dataflow_set_union): Set traversed_vars during canonicalization.
6025 (VALUE_CHANGED, DECL_CHANGED): Define.
6026 (set_dv_changed, dv_changed_p): New static inlines.
6027 (track_expr_p): Clear DECL_CHANGED.
6028 (dump_dataflow_sets): Set it.
6029 (variable_was_changed): Call set_dv_changed.
6030 (emit_note_insn_var_location): Likewise.
6031 (changed_variables_stack): New variable.
6032 (check_changed_vars_1, check_changed_vars_2): New functions.
6033 (emit_notes_for_changes): Do nothing if changed_variables is
6034 empty. Traverse changed_variables with check_changed_vars_1,
6035 call check_changed_vars_2 on each changed_variables_stack entry.
6036 (emit_notes_in_bb): Add SET argument. Just clear it at the
6037 beginning, use it instead of local &set, don't destroy it at the end.
6038 (vt_emit_notes): Call dataflow_set_clear early on all
6039 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6040 computed set, dataflow_set_clear also VTI(bb)->in when we are
6041 done with the basic block. Initialize changed_variables_stack,
6042 free it afterwards. If ENABLE_CHECKING verify that after noting
6043 differences to an empty set value_chains hash table is empty.
6044 (vt_initialize): Initialize value_chains and value_chain_pool.
6045 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6046 (variable_tracking_main): Call dump_dataflow_sets before calling
6047 vt_emit_notes, not after it.
6048 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6049 (propagate_var_def_into_debug_stmts): Declare.
6050 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6051 (df_set_note): Reject debug insns.
6052 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6053 add notes to debug insns.
6054 (df_note_bb_compute): Adjust. Likewise.
6055 (df_simulate_uses): Skip debug insns.
6056 (df_simulate_initialize_backwards): Likewise.
6057 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6058 (subst_stack_regs_pat): Reject debug insns.
6059 (convert_regs_1): Handle debug insns.
6060 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6061 (print-rtl.o): Depend on cselib.h.
6062 (cselib.o): Depend on TREE_PASS_H.
6063 (var-tracking.o): Depend on cselib.h and TARGET_H.
6064 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6065 (init_ready_list): Skip boundary debug insns.
6066 (add_branch_dependences): Skip debug insns.
6067 (free_block_dependencies): Check for blocks with only debug insns.
6068 (compute_priorities): Likewise.
6069 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6070 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6072 (gimple_build_debug_bind_stat): New.
6073 (empty_body_p): Skip debug stmts.
6074 (gimple_has_side_effects): Likewise.
6075 (gimple_rhs_has_side_effects): Likewise.
6076 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6077 (gimple_build_debug_bind_stat): Declare.
6078 (gimple_build_debug_bind): Define.
6079 (is_gimple_debug): New.
6080 (gimple_debug_bind_p): New.
6081 (gimple_debug_bind_get_var): New.
6082 (gimple_debug_bind_get_value): New.
6083 (gimple_debug_bind_get_value_ptr): New.
6084 (gimple_debug_bind_set_var): New.
6085 (gimple_debug_bind_set_value): New.
6086 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6087 (gimple_debug_bind_reset_value): New.
6088 (gimple_debug_bind_has_value_p): New.
6089 (gsi_next_nondebug): New.
6090 (gsi_prev_nondebug): New.
6091 (gsi_start_nondebug_bb): New.
6092 (gsi_last_nondebug_bb): New.
6093 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6094 (print_insn): Handle DEBUG_INSN.
6095 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6096 of first insn prevail.
6097 (first_stmt): Skip debug stmts.
6098 (first_non_label_stmt): Likewise.
6099 (last_stmt): Likewise.
6100 (has_zero_uses_1): New.
6101 (single_imm_use_1): New.
6102 (verify_gimple_debug): New.
6103 (verify_types_in_gimple_stmt): Handle debug stmts.
6104 (verify_stmt): Likewise.
6105 (debug_loop_num): Skip debug stmts.
6106 (remove_edge_and_dominated_blocks): Remove dominators last.
6107 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6108 (linearize_expr): Likewise.
6109 * config/i386/i386.c (ix86_delegitimize_address): Call
6110 default implementation.
6111 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6112 (group_barrier_needed): Skip debug insns.
6113 (emit_insn_group_barriers): Likewise.
6114 (emit_all_insn_group_barriers): Likewise.
6115 (ia64_variable_issue): Handle debug insns.
6116 (ia64_dfa_new_cycle): Likewise.
6117 (final_emit_insn_group_barriers): Skip debug insns.
6118 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6119 def cfa without frame.
6120 (process_set): Likewise.
6121 (process_for_unwind_directive): Pass frame on.
6122 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6123 (rs6000_delegitimize_address): New.
6124 (rs6000_debug_adjust_cost): Handle debug insns.
6125 (is_microcoded_insn): Likewise.
6126 (is_cracked_insn): Likewise.
6127 (is_nonpipeline_insn): Likewise.
6128 (insn_must_be_first_in_group): Likewise.
6129 (insn_must_be_last_in_group): Likewise.
6130 (force_new_group): Likewise.
6131 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6132 contains only debug insns.
6133 (rtl_merge_blocks): Skip debug insns.
6134 (purge_dead_edges): Likewise.
6135 (rtl_block_ends_with_call_p): Skip debug insns.
6136 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6137 (mark_reg_dependencies): Skip debug insns.
6138 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6139 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6140 * tree-ssa-threadedge.c
6141 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6142 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6143 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6144 (copyprop_hardreg_forward_1): Handle debug insns.
6145 * reload1.c (reload): Skip debug insns. Replace unassigned
6146 pseudos in debug insns with their equivalences.
6147 (eliminate_regs_in_insn): Skip debug insns.
6148 (emit_input_reload_insns): Skip debug insns at first, adjust
6150 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6151 (get_indirect_ref_operands): Pass opf_no_vops on.
6152 (get_expr_operands): Likewise. Skip debug stmts.
6153 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6155 2009-09-01 Richard Henderson <rth@redhat.com>
6157 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6158 stmt_ends_pp_p statements at least once.
6159 * tree-vrp.c (vrp_initialize): Likewise.
6160 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6162 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6165 Fix AIX bootstrap after PR debug/30161
6166 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6167 that is a GNU extension.
6168 (tmpl_value_parm_die_table): Move the definition of this global
6169 outside #ifdef DWARF2_DEBUGGING_INFO region.
6171 2009-09-01 Richard Guenther <rguenther@suse.de>
6173 * tree.c (tree_expr_size): New function.
6174 * tree.h (tree_expr_size): Declare.
6175 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6176 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6177 * langhooks.c (lhd_expr_size): Remove.
6178 * langhooks.h (struct lang_hooks): Remove expr_size.
6179 * explow.c (expr_size): Use tree_expr_size.
6180 (int_expr_size): Likewise.
6181 * langhooks-def.h (lhd_expr_size): Remove.
6182 (LANG_HOOKS_EXPR_SIZE): Likewise.
6183 (LANG_HOOKS_INITIALIZER): Adjust.
6185 2009-09-01 Richard Guenther <rguenther@suse.de>
6187 * tree-flow.h (mark_addressable): Move declaration ...
6188 * tree.h (mark_addressable): ... here.
6189 * stmt.c (expand_asm_operands): Use mark_addressable, not
6190 lang_hooks.mark_addressable.
6191 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6192 LANG_HOOKS_MARK_ADDRESSABLE.
6193 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6194 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6196 2009-08-31 Chris Demetriou <cgd@google.com>
6198 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6199 vectorize if not TARGET_SSE2.
6201 2009-08-31 DJ Delorie <dj@redhat.com>
6203 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6204 registers if no coprocessor is enabled.
6206 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6209 * cgraph.h (cgraph_get_node): Declare ...
6210 * cgraph.c (cgraph_get_node): ... new function.
6211 * dwarf2out.c (gen_generic_params_dies,
6212 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6213 make_ith_pack_parameter_name,
6214 append_entry_to_tmpl_value_parm_die_table,
6215 gen_remaining_tmpl_value_param_die_attribute): New functions.
6216 (gen_subprogram_die): Generate debug info for template parameters
6217 if debug info level is higher than DINFO_LEVEL_TERSE.
6218 Use tree_add_const_value_attribute_for_decl instead of
6219 tree_add_const_value_attribute.
6220 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6221 instead of tree_add_const_value_attribute.
6222 (gen_struct_or_union_type_die): Generate debug
6223 info for template parameters if debug info level is higher than
6225 (tree_add_const_value_attribute): Handle integral and pointer
6226 constants. Update comment.
6227 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6228 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6229 (reference_to_unused): Fix thinko. Remove redundant predicates from
6231 (tree_add_const_value_attribute): Make this work for constant
6233 tree_add_const_value_attribute_for_decl is to be used for variable
6235 (add_location_or_const_value_attribute): Use
6236 tree_add_const_value_attribute_for_decl now.
6237 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6238 DW_TAG_template_value_param DIEs after function DIEs have been
6240 * langhooks.h (lang_hooks_for_types): Add
6241 get_argument_pack_elems.
6242 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6243 (lang_hooks): Added get_innermost_generic_parms,
6244 get_innermost_generic_args.
6245 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6246 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6247 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6248 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6250 2009-08-31 DJ Delorie <dj@redhat.com>
6252 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6253 it once we start generating the prologue or epilogue.
6254 (mep_call_saves_register): If the frame is locked, re-use
6256 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6257 (mep_expand_prologue): Call it.
6258 (mep_expand_epilogue): Likewise.
6259 (mep_start_function): Use the same logic as mep_expand_prologue.
6260 (mep_pass_by_reference): Make logic more readable.
6261 (mep_return_in_memory): Zero-sized objects are passed in memory.
6262 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6264 2009-08-31 Richard Guenther <rguenther@suse.de>
6266 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6267 to query if the memory regions for memmove overlap.
6268 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6269 asserts on pointers, instead deal with odd trees.
6270 (ptr_derefs_may_alias_p): Likewise.
6271 (refs_may_alias_p_1): Constructor bases also never alias.
6273 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6275 * doc/install.texi (Final install): Adjust reference on where to
6276 order printed manuals.
6278 2009-08-30 Olivier Hainque <hainque@adacore.com>
6280 * dwarf2out.c (switch_to_frame_table_section): Move
6281 definition prior to first use.
6283 2009-08-30 Richard Guenther <rguenther@suse.de>
6285 PR tree-optimization/41186
6286 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6287 (ao_ref_init_from_ptr_and_size): New function.
6288 (ref_maybe_used_by_call_p_1): Be more precise tracking
6289 used ranges for builtin functions.
6290 (ref_maybe_used_by_call_p): Adjust.
6291 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6292 ranges for builtin functions.
6293 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6295 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6298 * fwprop.c (get_reg_use_in): Delete.
6299 (free_load_extend): New function.
6300 (forward_propagate_subreg): Use it.
6302 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6304 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6306 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6309 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6312 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6314 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6315 fini or fini_array section.
6317 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6319 * graphite-dependences.c (graphite_legal_transform_bb): Call
6320 pbb_remove_duplicate_pdrs.
6321 * graphite-poly.c (can_collapse_pdr): Removed.
6322 (pdr_find_duplicate): Removed.
6323 (can_collapse_pdrs): New.
6324 (pbb_remove_duplicate_pdrs): New.
6325 (new_poly_dr): Do not look for duplicates.
6326 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6327 (PBB_PDR_DUPLICATES_REMOVED): New.
6328 (pbb_remove_duplicate_pdrs): Declared.
6330 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6332 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6333 the strides by multiplying by PDR_NB_REFS.
6334 * graphite-poly.c (can_collapse_pdr): New.
6335 (pdr_find_duplicate): New.
6336 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6337 Initialize PDR_NB_REFS.
6338 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6340 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6342 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6345 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6348 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6350 * graphite-dependences.c (pddr_original_scattering): Return NULL
6351 for read-read dependence relations.
6352 * graphite-poly.h (enum poly_dr_type): Fix comment.
6355 (pdr_may_write_p): New.
6357 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6359 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6360 (struct poly_dr): Same.
6361 (new_poly_dr): Same.
6362 * graphite-poly.c (new_poly_dr): Same.
6363 * graphite-dependences.c (dot_deps): Disable call to system.
6365 2009-08-28 Cary Coutant <ccoutant@google.com>
6368 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6369 struct/union/enum types local to a function.
6371 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6372 Sebastian Pop <sebastian.pop@amd.com>
6374 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6375 pbb_strip_mine_time_depth. Changed the implementation so that
6376 transformation is expressed as a transformation on
6377 time (scatttering) dimensions. Also, ensures that the 2d+1
6378 scheduling format is preserved.
6379 (pbb_strip_mine_profitable_p): Profitability is based on the
6380 iteration number of a given time (scattering) dimension,
6381 and not on a original loop depth dimension.
6382 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6383 (pbb_do_strip_mine): Call psct_dynamic_dim.
6384 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6385 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6386 (pbb_nb_dynamic_scattering_transform): New.
6387 (psct_dynamic_dim): New.
6389 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6391 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6392 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6393 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6394 * graphite-interchange.c (build_linearized_memory_access): Same.
6395 (memory_stride_in_loop): Same.
6397 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6399 * graphite-dependences.c (pddr_original_scattering): New.
6400 (graphite_legal_transform_dr): Call pddr_original_scattering.
6403 * graphite-dependences.h (dot_deps): Declared.
6404 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6405 (print_pdr): Print PDR_ID.
6406 * graphite-poly.h (struct poly_dr): Add field id.
6409 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6411 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6413 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6414 not delete the original dependence relation.
6416 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6418 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6419 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6420 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6421 (free_poly_ddr): New.
6422 (pddr_is_empty): New.
6423 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6424 (dependence_polyhedron): Same. Remove useless gcc_assert.
6426 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6427 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6428 * graphite-dependences.h (enum poly_dependence_kind): New.
6429 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6430 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6431 (PDRP_SINK): Renamed PDDR_SINK.
6432 (PDRP_DDP): Renamed PDDR_DDP.
6434 (free_poly_ddr): Declared.
6435 * graphite-poly.c (new_scop): Use the new hash function names.
6436 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6437 into original_pddrs.
6438 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6440 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6442 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6443 bounds with LT_EXPR to make niter analysis more precise on code
6444 generated by Graphite.
6446 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6448 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6449 (graphite_legal_transform_bb): Same.
6450 (poly_drs_may_alias_p): Same.
6452 2009-08-28 Richard Guenther <rguenther@suse.de>
6454 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6456 2009-08-28 Jan Beulich <jbeulich@novell.com>
6458 * config/i386/netware.c: Include langhooks.h.
6459 (i386_nlm_encode_section_info): Simplify.
6460 (netware_override_options): Delete.
6461 * config/i386/netware.h (netware_override_options): Delete
6463 (OVERRIDE_OPTIONS): Delete definition.
6464 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6465 (ASM_COMMENT_START): Define.
6466 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6468 2009-08-28 Jan Beulich <jbeulich@novell.com>
6470 * configure.ac: For in-tree ld, do a plain version check to
6471 determine whether comdat groups are supported.
6472 * configure: Regenerate.
6474 2009-08-28 Olivier Hainque <hainque@adacore.com>
6476 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6477 always defined. Reflect definition or absence of such for
6478 COLLECT_EXPORT_LIST. Readability helper.
6479 (scanfilter): New enum, to help control what symbols
6480 are to be considered or ignored by scan_prog_file.
6481 (enum pass): Rename as "scanpass", moved together with scanfilter
6482 prior to scan_prog_file's prototype.
6483 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6484 Group prototype with the scanpass/scanfilter definitions, factorize
6485 head comments for the several implementations at the prototype.
6486 (main): Reorganize the first pass link control to let AIX
6487 drag only the needed frame tables in executables. Prevent
6488 frame tables collection during the scan aimed at static ctors.
6489 Pre-link and scan for frame tables later to compensate.
6490 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6491 A C statement to issue assembly directives that create a reference
6492 to the given DWARF table identifier label from the current function
6494 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6495 to differentiate first time section entry. Only emit a .data
6496 tables start identifier label the first time around.
6497 (switch_to_frame_table_section): New function. Helper for
6498 output_call_frame_info to switch possibly BACK into the eh_frame
6499 or the debug_frame section depending on FOR_EH.
6500 (output_call_frame_info): Use helper to first enter the proper
6502 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6503 emit a link to the frame table start label from each function
6505 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6506 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6507 * config/rs6000/rs6000-protos.h: Declare it.
6508 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6510 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6512 * config/sh/sh.c (split_branches): Check the result of
6515 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6517 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6518 using -pthread -fopenmp
6520 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6522 * doc/service.texi (service directory): Update URL.
6524 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6526 PR rtl-optimization/40861
6527 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6528 extract word from a multi-word subreg for negative byte positions.
6530 2009-08-27 Tristan Gingold <gingold@adacore.com>
6531 Douglas B Rupp <rupp@gnat.com>
6533 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6534 (SECTION_VMS_OVERLAY): Define.
6535 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6537 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6539 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6540 common_object declarations.
6541 (ia64_section_type_flags): Set section flag for common_object.
6542 * config/ia64/ia64-protos.h
6543 (ia64_vms_output_aligned_decl_common): Declare.
6544 (ia64_vms_elf_asm_named_section): Declare.
6546 2009-08-27 Michael Matz <matz@suse.de>
6548 * expr.c (expand_expr_real_2): New function taking exploded
6549 unary or binary expression, split out from ...
6550 (expand_expr_real_1): ... here. Move over all unary/binary
6551 switch parts to above function, in particular these codes:
6552 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6553 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6554 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6555 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6556 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6557 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6558 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6559 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6560 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6561 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6562 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6563 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6564 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6565 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6566 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6567 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6568 VEC_PACK_FIX_TRUNC_EXPR.
6569 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6572 2009-08-27 Richard Guenther <rguenther@suse.de>
6574 * gengtype.c (main): Handle uint64_t.
6575 * ipa-utils.c (get_base_var): Indent properly.
6576 * tree-ssa-live.c (debug_scope_block): New function.
6577 * tree-flow.h (debug_scope_block): Declare.
6578 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6579 * basic-block.h (enum profile_status): Rename to
6580 enum profile_status_d.
6581 (x_profile_status): Adjust type.
6583 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6586 * dwarf2out.c (get_context_die): Declare this static function.
6587 (gen_type_die_with_usage): Make sure a DIE is a generated for
6588 the context of a typedef.
6590 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6592 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6595 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6597 * config/mips/mips-protos.h (mips_output_sync): Declare.
6598 (mips_sync_loop_insns): Likewise.
6599 (mips_output_sync_loop): Replace first two parameters with an rtx.
6600 * config/mips/mips.c (mips_multi_member): New structure.
6601 (mips_multi_members): New variable.
6602 (mips_multi_start): New function.
6603 (mips_multi_add): Likewise.
6604 (mips_multi_add_insn): Likewise.
6605 (mips_multi_add_label): Likewise.
6606 (mips_multi_last_index): Likewise.
6607 (mips_multi_copy_insn): Likewise.
6608 (mips_multi_set_operand): Likewise.
6609 (mips_multi_write): Likewise.
6610 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6611 (mips_init_print_operand_punct): Update accordingly.
6612 (mips_start_ll_sc_sync_block): New function.
6613 (mips_end_ll_sc_sync_block): Likewise.
6614 (mips_output_sync): Likewise.
6615 (mips_sync_insn1_template): Likewise.
6616 (mips_sync_insn2_template): Likewise.
6617 (mips_get_sync_operand): Likewise.
6618 (mips_process_sync_loop): Likewise.
6619 (mips_output_sync_loop): Use mips_process_sync_loop.
6620 (mips_sync_loop_insns): New function.
6621 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6622 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6623 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6624 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6625 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6626 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6627 (MIPS_SYNC_OLD_OP_12): Likewise.
6628 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6629 (MIPS_SYNC_NEW_OP_12): Likewise.
6630 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6631 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6632 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6633 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6634 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6635 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6636 * config/mips/mips.md (sync_mem): New attribute.
6637 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6638 (sync_exclusive_mask, sync_required_oldval): Likewise.
6639 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6640 (sync_release_barrier): Likewise.
6641 (length): Handle sync loops.
6642 (sync): Use mips_output_sync.
6643 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6644 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6645 and use mips_output_sync_loop.
6646 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6647 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6648 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6649 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6650 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6651 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6652 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6653 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6654 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6656 2009-08-26 Richard Guenther <rguenther@suse.de>
6659 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6660 the types to not match.
6661 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6663 * tree-ssa.c (useless_type_conversion_p): Conversions to
6664 pointers to unprototyped functions are useless.
6666 2009-08-26 Richard Guenther <rguenther@suse.de>
6668 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6669 whole-program condition, prepare to be called for non-globals.
6670 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6671 params build a representative with known type and track its fields.
6673 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6675 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6676 clearing by a taken branch.
6677 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6678 effectively after bbro pass.
6679 (sync_nand<mode>): Ditto.
6680 (sync_old_<fetchop_name><mode>): Ditto.
6681 (sync_old_nand<mode>): Ditto.
6682 (sync_new_<fetchop_name><mode>): Dito.
6683 (sync_new_nand<mode>): Ditto.
6684 (sync_compare_and_swap<mode>_1): Ditto.
6685 (*sync_compare_and_swap<mode>): Ditto.
6686 (sync_lock_test_and_set<mode>_1): Ditto.
6687 ("sync_lock_test_and_set<mode>): Ditto.
6689 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6691 * hwint.h (HOST_LONG_FORMAT): New macro
6692 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6693 Use HOST_PTR_PRINTF.
6694 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6695 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6696 (HOST_PTR_PRINTF): Document.
6698 2009-08-25 Jan Hubicka <jh@suse.cz>
6700 * config/i386/bmmintrin.h: Replace by #error.
6703 Michael Meissner <michael.meissner@amd.com>
6704 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6705 Tony Linthicum <tony.linthicum@amd.com>
6707 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6708 (TARGET_ROUND): New macro for the round/ptest instructions which
6709 are shared between SSE4.1 and SSE5.
6710 (OPTION_MASK_ISA_ROUND): Ditto.
6711 (OPTION_ISA_ROUND): Ditto.
6712 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6713 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6715 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6716 (-mfused-madd): New switch to give users control over whether the
6717 compiler optimizes to use the multiply/add SSE5 instructions.
6719 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6720 (ix86_handle_option): Turn off 3dnow if -msse5.
6721 (override_options): Add SSE5 support.
6722 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6724 (ix86_expand_sse_movcc): Add SSE5 support.
6725 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6726 vector type to the next largest size.
6727 (ix86_expand_sse5_pack): New function to use pperm to pack a
6728 vector type to the next smallest size.
6729 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6730 (IX86_BUILTIN_FMADDSD): Ditto.
6731 (IX86_BUILTIN_FMADDPS): Ditto.
6732 (IX86_BUILTIN_FMADDPD): Ditto.
6733 (IX86_BUILTIN_FMSUBSS): Ditto.
6734 (IX86_BUILTIN_FMSUBSD): Ditto.
6735 (IX86_BUILTIN_FMSUBPS): Ditto.
6736 (IX86_BUILTIN_FMSUBPD): Ditto.
6737 (IX86_BUILTIN_FNMADDSS): Ditto.
6738 (IX86_BUILTIN_FNMADDSD): Ditto.
6739 (IX86_BUILTIN_FNMADDPS): Ditto.
6740 (IX86_BUILTIN_FNMADDPD): Ditto.
6741 (IX86_BUILTIN_FNMSUBSS): Ditto.
6742 (IX86_BUILTIN_FNMSUBSD): Ditto.
6743 (IX86_BUILTIN_FNMSUBPS): Ditto.
6744 (IX86_BUILTIN_FNMSUBPD): Ditto.
6745 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6746 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6747 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6748 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6749 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6750 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6751 (IX86_BUILTIN_PPERM): Ditto.
6752 (IX86_BUILTIN_PERMPS): Ditto.
6753 (IX86_BUILTIN_PERMPD): Ditto.
6754 (IX86_BUILTIN_PMACSSWW): Ditto.
6755 (IX86_BUILTIN_PMACSWW): Ditto.
6756 (IX86_BUILTIN_PMACSSWD): Ditto.
6757 (IX86_BUILTIN_PMACSWD): Ditto.
6758 (IX86_BUILTIN_PMACSSDD): Ditto.
6759 (IX86_BUILTIN_PMACSDD): Ditto.
6760 (IX86_BUILTIN_PMACSSDQL): Ditto.
6761 (IX86_BUILTIN_PMACSSDQH): Ditto.
6762 (IX86_BUILTIN_PMACSDQL): Ditto.
6763 (IX86_BUILTIN_PMACSDQH): Ditto.
6764 (IX86_BUILTIN_PMADCSSWD): Ditto.
6765 (IX86_BUILTIN_PMADCSWD): Ditto.
6766 (IX86_BUILTIN_PHADDBW): Ditto.
6767 (IX86_BUILTIN_PHADDBD): Ditto.
6768 (IX86_BUILTIN_PHADDBQ): Ditto.
6769 (IX86_BUILTIN_PHADDWD): Ditto.
6770 (IX86_BUILTIN_PHADDWQ): Ditto.
6771 (IX86_BUILTIN_PHADDDQ): Ditto.
6772 (IX86_BUILTIN_PHADDUBW): Ditto.
6773 (IX86_BUILTIN_PHADDUBD): Ditto.
6774 (IX86_BUILTIN_PHADDUBQ): Ditto.
6775 (IX86_BUILTIN_PHADDUWD): Ditto.
6776 (IX86_BUILTIN_PHADDUWQ): Ditto.
6777 (IX86_BUILTIN_PHADDUDQ): Ditto.
6778 (IX86_BUILTIN_PHSUBBW): Ditto.
6779 (IX86_BUILTIN_PHSUBWD): Ditto.
6780 (IX86_BUILTIN_PHSUBDQ): Ditto.
6781 (IX86_BUILTIN_PROTB): Ditto.
6782 (IX86_BUILTIN_PROTW): Ditto.
6783 (IX86_BUILTIN_PROTD): Ditto.
6784 (IX86_BUILTIN_PROTQ): Ditto.
6785 (IX86_BUILTIN_PROTB_IMM): Ditto.
6786 (IX86_BUILTIN_PROTW_IMM): Ditto.
6787 (IX86_BUILTIN_PROTD_IMM): Ditto.
6788 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6789 (IX86_BUILTIN_PSHLB): Ditto.
6790 (IX86_BUILTIN_PSHLW): Ditto.
6791 (IX86_BUILTIN_PSHLD): Ditto.
6792 (IX86_BUILTIN_PSHLQ): Ditto.
6793 (IX86_BUILTIN_PSHAB): Ditto.
6794 (IX86_BUILTIN_PSHAW): Ditto.
6795 (IX86_BUILTIN_PSHAD): Ditto.
6796 (IX86_BUILTIN_PSHAQ): Ditto.
6797 (IX86_BUILTIN_FRCZSS): Ditto.
6798 (IX86_BUILTIN_FRCZSD): Ditto.
6799 (IX86_BUILTIN_FRCZPS): Ditto.
6800 (IX86_BUILTIN_FRCZPD): Ditto.
6801 (IX86_BUILTIN_CVTPH2PS): Ditto.
6802 (IX86_BUILTIN_CVTPS2PH): Ditto.
6803 (IX86_BUILTIN_COMEQSS): Ditto.
6804 (IX86_BUILTIN_COMNESS): Ditto.
6805 (IX86_BUILTIN_COMLTSS): Ditto.
6806 (IX86_BUILTIN_COMLESS): Ditto.
6807 (IX86_BUILTIN_COMGTSS): Ditto.
6808 (IX86_BUILTIN_COMGESS): Ditto.
6809 (IX86_BUILTIN_COMUEQSS): Ditto.
6810 (IX86_BUILTIN_COMUNESS): Ditto.
6811 (IX86_BUILTIN_COMULTSS): Ditto.
6812 (IX86_BUILTIN_COMULESS): Ditto.
6813 (IX86_BUILTIN_COMUGTSS): Ditto.
6814 (IX86_BUILTIN_COMUGESS): Ditto.
6815 (IX86_BUILTIN_COMORDSS): Ditto.
6816 (IX86_BUILTIN_COMUNORDSS): Ditto.
6817 (IX86_BUILTIN_COMFALSESS): Ditto.
6818 (IX86_BUILTIN_COMTRUESS): Ditto.
6819 (IX86_BUILTIN_COMEQSD): Ditto.
6820 (IX86_BUILTIN_COMNESD): Ditto.
6821 (IX86_BUILTIN_COMLTSD): Ditto.
6822 (IX86_BUILTIN_COMLESD): Ditto.
6823 (IX86_BUILTIN_COMGTSD): Ditto.
6824 (IX86_BUILTIN_COMGESD): Ditto.
6825 (IX86_BUILTIN_COMUEQSD): Ditto.
6826 (IX86_BUILTIN_COMUNESD): Ditto.
6827 (IX86_BUILTIN_COMULTSD): Ditto.
6828 (IX86_BUILTIN_COMULESD): Ditto.
6829 (IX86_BUILTIN_COMUGTSD): Ditto.
6830 (IX86_BUILTIN_COMUGESD): Ditto.
6831 (IX86_BUILTIN_COMORDSD): Ditto.
6832 (IX86_BUILTIN_COMUNORDSD): Ditto.
6833 (IX86_BUILTIN_COMFALSESD): Ditto.
6834 (IX86_BUILTIN_COMTRUESD): Ditto.
6835 (IX86_BUILTIN_COMEQPS): Ditto.
6836 (IX86_BUILTIN_COMNEPS): Ditto.
6837 (IX86_BUILTIN_COMLTPS): Ditto.
6838 (IX86_BUILTIN_COMLEPS): Ditto.
6839 (IX86_BUILTIN_COMGTPS): Ditto.
6840 (IX86_BUILTIN_COMGEPS): Ditto.
6841 (IX86_BUILTIN_COMUEQPS): Ditto.
6842 (IX86_BUILTIN_COMUNEPS): Ditto.
6843 (IX86_BUILTIN_COMULTPS): Ditto.
6844 (IX86_BUILTIN_COMULEPS): Ditto.
6845 (IX86_BUILTIN_COMUGTPS): Ditto.
6846 (IX86_BUILTIN_COMUGEPS): Ditto.
6847 (IX86_BUILTIN_COMORDPS): Ditto.
6848 (IX86_BUILTIN_COMUNORDPS): Ditto.
6849 (IX86_BUILTIN_COMFALSEPS): Ditto.
6850 (IX86_BUILTIN_COMTRUEPS): Ditto.
6851 (IX86_BUILTIN_COMEQPD): Ditto.
6852 (IX86_BUILTIN_COMNEPD): Ditto.
6853 (IX86_BUILTIN_COMLTPD): Ditto.
6854 (IX86_BUILTIN_COMLEPD): Ditto.
6855 (IX86_BUILTIN_COMGTPD): Ditto.
6856 (IX86_BUILTIN_COMGEPD): Ditto.
6857 (IX86_BUILTIN_COMUEQPD): Ditto.
6858 (IX86_BUILTIN_COMUNEPD): Ditto.
6859 (IX86_BUILTIN_COMULTPD): Ditto.
6860 (IX86_BUILTIN_COMULEPD): Ditto.
6861 (IX86_BUILTIN_COMUGTPD): Ditto.
6862 (IX86_BUILTIN_COMUGEPD): Ditto.
6863 (IX86_BUILTIN_COMORDPD): Ditto.
6864 (IX86_BUILTIN_COMUNORDPD): Ditto.
6865 (IX86_BUILTIN_COMFALSEPD): Ditto.
6866 (IX86_BUILTIN_COMTRUEPD): Ditto.
6867 (IX86_BUILTIN_PCOMEQUB): Ditto.
6868 (IX86_BUILTIN_PCOMNEUB): Ditto.
6869 (IX86_BUILTIN_PCOMLTUB): Ditto.
6870 (IX86_BUILTIN_PCOMLEUB): Ditto.
6871 (IX86_BUILTIN_PCOMGTUB): Ditto.
6872 (IX86_BUILTIN_PCOMGEUB): Ditto.
6873 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6874 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6875 (IX86_BUILTIN_PCOMEQUW): Ditto.
6876 (IX86_BUILTIN_PCOMNEUW): Ditto.
6877 (IX86_BUILTIN_PCOMLTUW): Ditto.
6878 (IX86_BUILTIN_PCOMLEUW): Ditto.
6879 (IX86_BUILTIN_PCOMGTUW): Ditto.
6880 (IX86_BUILTIN_PCOMGEUW): Ditto.
6881 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6882 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6883 (IX86_BUILTIN_PCOMEQUD): Ditto.
6884 (IX86_BUILTIN_PCOMNEUD): Ditto.
6885 (IX86_BUILTIN_PCOMLTUD): Ditto.
6886 (IX86_BUILTIN_PCOMLEUD): Ditto.
6887 (IX86_BUILTIN_PCOMGTUD): Ditto.
6888 (IX86_BUILTIN_PCOMGEUD): Ditto.
6889 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6890 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6891 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6892 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6893 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6894 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6895 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6896 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6897 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6898 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6899 (IX86_BUILTIN_PCOMEQB): Ditto.
6900 (IX86_BUILTIN_PCOMNEB): Ditto.
6901 (IX86_BUILTIN_PCOMLTB): Ditto.
6902 (IX86_BUILTIN_PCOMLEB): Ditto.
6903 (IX86_BUILTIN_PCOMGTB): Ditto.
6904 (IX86_BUILTIN_PCOMGEB): Ditto.
6905 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6906 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6907 (IX86_BUILTIN_PCOMEQW): Ditto.
6908 (IX86_BUILTIN_PCOMNEW): Ditto.
6909 (IX86_BUILTIN_PCOMLTW): Ditto.
6910 (IX86_BUILTIN_PCOMLEW): Ditto.
6911 (IX86_BUILTIN_PCOMGTW): Ditto.
6912 (IX86_BUILTIN_PCOMGEW): Ditto.
6913 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6914 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6915 (IX86_BUILTIN_PCOMEQD): Ditto.
6916 (IX86_BUILTIN_PCOMNED): Ditto.
6917 (IX86_BUILTIN_PCOMLTD): Ditto.
6918 (IX86_BUILTIN_PCOMLED): Ditto.
6919 (IX86_BUILTIN_PCOMGTD): Ditto.
6920 (IX86_BUILTIN_PCOMGED): Ditto.
6921 (IX86_BUILTIN_PCOMFALSED): Ditto.
6922 (IX86_BUILTIN_PCOMTRUED): Ditto.
6923 (IX86_BUILTIN_PCOMEQQ): Ditto.
6924 (IX86_BUILTIN_PCOMNEQ): Ditto.
6925 (IX86_BUILTIN_PCOMLTQ): Ditto.
6926 (IX86_BUILTIN_PCOMLEQ): Ditto.
6927 (IX86_BUILTIN_PCOMGTQ): Ditto.
6928 (IX86_BUILTIN_PCOMGEQ): Ditto.
6929 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6930 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6931 (enum multi_arg_type): New enum for describing the various SSE5
6932 intrinsic argument types.
6933 (bdesc_multi_arg): New table for SSE5 intrinsics.
6934 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6935 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6937 (ix86_expand_builtin): Add SSE5 intrinsic support.
6938 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6939 operand instructions.
6940 (ix86_expand_sse5_multiple_memory): New function to split the
6941 second memory reference from SSE5 instructions.
6942 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6943 (ix86_return_pops_args): Use stdarg_p to determine if the function
6944 has variable arguments.
6945 (ix86_setup_incoming_varargs): Ditto.
6946 (x86_this_parameter): Ditto.
6948 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6950 (ix86_expand_sse5_pack): Ditto.
6951 (ix86_sse5_valid_op_p): Ditto.
6952 (ix86_expand_sse5_multiple_memory): Ditto.
6954 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6955 constant for SSE5 support.
6956 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6957 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6958 (UNSPEC_SSE5_PERMUTE): Ditto.
6959 (UNSPEC_SSE5_ASHIFT): Ditto.
6960 (UNSPEC_SSE5_LSHIFT): Ditto.
6961 (UNSPEC_FRCZ): Ditto.
6962 (UNSPEC_CVTPH2PS): Ditto.
6963 (UNSPEC_CVTPS2PH): Ditto.
6964 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6966 (COM_FALSE_S): Ditto.
6967 (COM_FALSE_P): Ditto.
6968 (COM_TRUE_S): Ditto.
6969 (COM_TRUE_P): Ditto.
6970 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6971 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6973 (memory attribute): Ditto.
6974 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6975 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6976 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6977 (floor<mode>2): Ditto.
6978 (ceil<mode>2): Ditto.
6979 (btrunc<mode>2): Ditto.
6980 (nearbyintdf2): Ditto.
6981 (nearbyintsf2): Ditto.
6982 (sse_setccsf): Disable if SSE5.
6983 (sse_setccdf): Ditto.
6984 (sse5_setcc<mode>): New support for SSE5 conditional move.
6985 (sse5_pcmov_<mode>): Ditto.
6987 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6989 (SSEMODEF2P): Ditto.
6990 (ssemodesuffixf4): New mode attribute for SSE5.
6991 (ssemodesuffixf2s): Ditto.
6992 (ssemodesuffixf2c): Ditto.
6993 (sserotatemax): Ditto.
6994 (ssescalarmode): Ditto.
6995 (sse_maskcmpv4sf3): Disable if SSE5.
6996 (sse_maskcmpv2df3): Ditto.
6997 (sse_vmmaskcmpv4sf3): Ditto.
6998 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6999 (sse5_vmfmadd<mode>4): Ditto.
7000 (sse5_fmsub<mode>4): Ditto.
7001 (sse5_vmfmsub<mode>4): Ditto.
7002 (sse5_fnmadd<mode>4): Ditto.
7003 (sse5_vmfnmadd<mode>4): Ditto.
7004 (sse5_fnmsub<mode>4): Ditto.
7005 (sse5_vmfnmsub<mode>4): Ditto.
7006 (sse5i_fmadd<mode>4): Ditto.
7007 (sse5i_fmsub<mode>4): Ditto.
7008 (sse5i_fnmadd<mode>4): Ditto.
7009 (sse5i_fnmsub<mode>4): Ditto.
7010 (sse5i_vmfmadd<mode>4): Ditto.
7011 (sse5i_vmfmsub<mode>4): Ditto.
7012 (sse5i_vmfnmadd<mode>4): Ditto.
7013 (sse5i_vmfnmsub<mode>4): Ditto.
7014 (mulv16qi3): Add SSE5 support.
7016 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7017 (sse2_mulv4si3): Disable if SSE5.
7018 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7019 (sse4_1_roundps): Ditto.
7020 (sse4_1_roundsd): Ditto.
7021 (sse4_1_roundss): Ditto.
7022 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7024 (sse_maskcmpsf3): Ditto.
7025 (sse_vmmaskcmpv4sf3): Ditto.
7026 (sse2_maskcmpv2df3): Ditto.
7027 (sse2_maskcmpdf3): Ditto.
7028 (sse2_vmmaskcmpv2df3): Ditto.
7029 (sse2_eq<mode>3): Ditto.
7030 (sse2_gt<mode>3): Ditto.
7031 (sse5_pcmov_<mode>): Add SSE5 support.
7032 (vec_unpacku_hi_v16qi): Ditto.
7033 (vec_unpacks_hi_v16qi): Ditto.
7034 (vec_unpacku_lo_v16qi): Ditto.
7035 (vec_unpacks_lo_v16qi): Ditto.
7036 (vec_unpacku_hi_v8hi): Ditto.
7037 (vec_unpacks_hi_v8hi): Ditto.
7038 (vec_unpacku_lo_v8hi): Ditto.
7039 (vec_unpacks_lo_v8hi): Ditto.
7040 (vec_unpacku_hi_v4si): Ditto.
7041 (vec_unpacks_hi_v4si): Ditto.
7042 (vec_unpacku_lo_v4si): Ditto.
7043 (vec_unpacks_lo_v4si): Ditto.
7044 (sse5_pmacsww): New SSE5 intrinsic insn.
7045 (sse5_pmacssww): Ditto.
7046 (sse5_pmacsdd): Ditto.
7047 (sse5_pmacssdd): Ditto.
7048 (sse5_pmacssdql): Ditto.
7049 (sse5_pmacssdqh): Ditto.
7050 (sse5_pmacsdqh): Ditto.
7051 (sse5_pmacsswd): Ditto.
7052 (sse5_pmacswd): Ditto.
7053 (sse5_pmadcsswd): Ditto.
7054 (sse5_pmadcswd): Ditto.
7055 (sse5_pcmov_<move>): Conditional move support on SSE5.
7056 (sse5_phaddbw): New SSE5 intrinsic insn.
7057 (sse5_phaddbd): Ditto.
7058 (sse5_phaddbq): Ditto.
7059 (sse5_phaddwd): Ditto.
7060 (sse5_phaddwq): Ditto.
7061 (sse5_phadddq): Ditto.
7062 (sse5_phaddubw): Ditto.
7063 (sse5_phaddubd): Ditto.
7064 (sse5_phaddubq): Ditto.
7065 (sse5_phadduwd): Ditto.
7066 (sse5_phadduwq): Ditto.
7067 (sse5_phaddudq): Ditto.
7068 (sse5_phsubbw): Ditto.
7069 (sse5_phsubwd): Ditto.
7070 (sse5_phsubdq): Ditto.
7071 (sse5_pperm): Ditto.
7072 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7073 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7074 (sse5_pperm_sign_v8hi_v4si): Ditto.
7075 (sse5_pperm_zero_v8hi_v4si): Ditto.
7076 (sse5_pperm_sign_v4si_v2di): Ditto.
7077 (sse5_pperm_sign_v4si_v2di): Ditto.
7078 (sse5_pperm_pack_v2di_v4si): Ditto.
7079 (sse5_pperm_pack_v4si_v8hi): Ditto.
7080 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7081 (sse5_perm<mode>): New SSE5 intrinsic insn.
7082 (rotl<mode>3): Ditto.
7083 (sse5_rotl<mode>3): Ditto.
7084 (sse5_ashl<mode>3): Ditto.
7085 (sse5_lshl<mode>3): Ditto.
7086 (sse5_frcz<mode>2): Ditto.
7087 (sse5s_frcz<mode>2): Ditto.
7088 (sse5_cvtph2ps): Ditto.
7089 (sse5_cvtps2ph): Ditto.
7090 (sse5_vmmaskcmp<mode>3): Ditto.
7091 (sse5_com_tf<mode>3): Ditto.
7092 (sse5_maskcmp<mode>3): Ditto.
7093 (sse5_maskcmp_uns<mode>3): Ditto.
7094 (sse5_maskcmp_uns2<mode>3): Ditto.
7095 (sse5_pcom_tf<mode>3): Ditto.
7097 * config/i386/predicates.md (sse5_comparison_float_operator):
7098 New predicate to match the comparison operators supported by
7099 the SSE5 com instruction.
7100 (ix86_comparison_int_operator): New predicate to match just the
7101 signed int comparisons.
7102 (ix86_comparison_uns_operator): New predicate to match just the
7103 unsigned int comparisons.
7105 * doc/invoke.texi (-msse5): Add documentation.
7106 (-mfused-madd): Ditto.
7108 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7110 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7112 (x86_64-*-*): Ditto.
7114 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7116 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7117 intrinisics for SSE5.
7119 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7122 * config/i386/mmintrin-common.h: New file, to contain common
7123 instructions between SSE4.1 and SSE5.
7125 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7126 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7127 (gen_regparm_prefix): Ditto.
7129 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7130 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7131 prototype_p to determine if a function is prototyped.
7133 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7135 * c-common.c (c_common_reswords) add the alignof keyword,
7136 with same RID as __alignof and __alignof__
7138 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7140 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7141 * hooks.c (hook_bool_const_int_const_int_true): New function.
7142 * target.h (struct gcc_target): Add can_eliminate field.
7143 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7144 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7145 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7146 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7147 (elim_table): Revise comment.
7148 * system.h (CAN_ELIMINATE): Poison.
7149 * defaults.h (CAN_ELIMINATE): Remove.
7150 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7152 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7153 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7155 (alpha_vms_can_eliminate): Declare as static, change return type to
7157 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7159 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7160 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7161 (arm_can_eliminate): New function.
7163 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7164 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7165 (avr_can_eliminate): Declare as static.
7166 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7168 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7169 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7170 (bfin_can_eliminate): New function.
7172 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7173 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7174 (crx_can_eliminate): New function.
7176 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7177 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7178 (fr30_can_eliminate): New function.
7180 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7181 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7182 (frv_can_eliminate): New function.
7184 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7185 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7186 (h8300_can_eliminate): New function.
7188 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7189 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7190 (i386_can_eliminate): Declare as static, change return type to bool.
7191 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7193 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7194 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7195 (ia64_can_eliminate): New function.
7197 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7198 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7199 (iq2000_can_eliminate): New function.
7201 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7202 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7203 (m32r_can_eliminate): New function.
7205 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7206 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7207 (m68hc11_can_eliminate): New function.
7209 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7210 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7211 (m68k_can_eliminate): New function.
7213 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7214 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7215 (mep_can_eliminate): New function.
7217 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7218 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7219 (mips_can_eliminate): New function.
7221 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7222 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7223 (rs6000_can_eliminate): New function.
7225 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7226 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7227 (s390_can_eliminate): Declare as static.
7228 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7230 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7231 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7232 (score_can_eliminate): New function.
7234 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7235 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7236 (sparc_can_eliminate): Declare as static.
7237 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7239 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7240 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7241 (xstormy16_can_eliminate): New function.
7243 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7244 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7245 (v850_can_eliminate): New function.
7247 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7249 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7250 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7251 (*movdfcc_ext[1234]): Disable for IEEE mode.
7253 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7255 * gimplify.c (prepare_gimple_addressable): New static function.
7256 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7258 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7259 manually fiddling with it.
7261 2009-08-25 Michael Matz <matz@suse.de>
7263 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7264 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7266 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7267 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7268 (do_jump): Split out code for simple binary comparisons into ...
7269 (do_jump_1): ... this, taking the individual operands and code.
7270 Change callers to helper function above accordingly.
7271 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7274 2009-08-25 Michael Matz <matz@suse.de>
7276 * expr.h (struct separate_ops, sepops): New type for passing
7277 around an exploded simple expression.
7278 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7279 Use this structure instead of expression tree.
7280 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7281 expression, only its type.
7282 (expand_vec_cond_expr): Take type and individual operands instead
7284 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7285 expand_vec_shift_expr): Change prototype accordingly.
7286 * tree-vect-stmts.c (vectorizable_condition): Change call of
7287 expand_vec_cond_expr_p to pass only type.
7288 * expr.c (do_store_flags): Change prototype and implementation
7289 to take an exploded expression.
7290 (expand_expr_real_1): New local ops initialized with details
7291 of the full expression. Use it instead of full
7292 expression in calls to do_store_flags, expand_vec_cond_expr,
7293 expand_widen_pattern_expr and expand_vec_shift_expr.
7295 2009-08-25 Michael Matz <matz@suse.de>
7297 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7298 treeop2 initialized with first three operands of the full expression.
7299 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7301 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7303 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7304 (__gthread_objc_condition_allocate): Mark arguments as unused.
7305 (__gthread_objc_condition_deallocate): Likewise.
7306 (__gthread_objc_condition_wait): Likewise.
7307 (__gthread_objc_condition_broadcast): Likewise.
7308 (__gthread_objc_condition_signal): Likewise.
7309 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7310 (__gthread_objc_thread_id): Likewise.
7312 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7315 * tree-pretty-print.c (print_call_name): Print the correct call name
7316 for procedure pointer components.
7318 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7320 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7321 default_promote_function_mode when not VMS.
7323 2009-08-24 Olivier Hainque <hainque@adacore.com>
7325 * convert.c (convert_to_integer): Don't assume an input pointer is
7326 POINTER_SIZE wide. Fetch from the type instead.
7328 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7330 * configure.ac (AC_PREREQ): Bump to 2.64.
7332 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7334 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7335 (process_command): Don't search standard_exec_prefix_1 and
7336 standard_exec_prefix_2.
7338 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7340 * config/arm/arm.c (output_return_instruction): Handle for
7343 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7345 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7347 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7349 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7350 (*arm_movdf_vfp): Likewise.
7352 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7354 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7355 (vashr<mode>3): Rename from ashr<mode>3.
7356 (vlshr<mode>3): Rename from lshr<mode>3.
7358 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7361 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7362 (check_format_info_main): Use scalar_identify_flag.
7363 (check_format_types): Check for scalar size identity if
7364 scalar_identify_flag is set.
7365 (printf_length_specs): Extend by new field.
7366 (asm_fprintf_length_specs): Likewise.
7367 (gcc_diag_length_specs): Likewise.
7368 (scanf_length_specs): Likewise.
7369 (strfmon_length_specs): Likewise.
7370 (gcc_gfc_length_specs): Likewise.
7371 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7372 (ms_printf_flag_specs): Likewise.
7373 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7375 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7378 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7379 (*call_value_pop_1): Ditto.
7380 (*sibcall_pop_1): New insn pattern.
7381 (*sibcall_value_pop_1): Ditto.
7383 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7386 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7389 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7392 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7393 (get_reg_use_in): New function.
7394 (forward_propagate_subreg): Propagate through subreg of zero_extend
7397 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7399 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7400 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7402 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7404 * configure.ac: Remove --with-datarootdir, --with-docdir,
7405 --with-htmldir switches. No need to call AC_SUBST for
7406 datarootdir, docdir, htmldir any more.
7407 * configure: Regenerate.
7408 * doc/install.texi (Configuration): Document --datarootdir,
7409 --docdir, --htmldir, --pdfdir; update documentation for
7410 --infodir, --mandir.
7411 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7414 * aclocal.m4: Regenerate.
7415 * config.in: Regenerate.
7416 * configure: Regenerate.
7418 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7419 Olivier Hainque <hainque@adacore.com>
7421 * config/ia64/ia64.c: Include libfuncs.h.
7422 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7423 (ia64_expand_call): Use reg 25 on VMS.
7424 (ia64_initialize_trampoline): Fix for VMS ABI.
7425 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7426 (ia64_function_arg): Initialize reg 25 on VMS.
7427 Fix OpenVMS ABI issues for varargs.
7428 For OpenVMS, emit the Argument Information register set in the
7429 incoming/sibcall case as well.
7430 (ia64_arg_type): New function.
7431 (ia64_function_arg_advance): Keep track of cum->words.
7432 Fix OpenVMS ABI issues for varargs.
7433 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7434 (ia64_override_options): Set flag_no_common on VMS.
7435 (ia64_init_builtins): Disable FWRITE builtin.
7436 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7437 (ia64_vms_init_libfuncs): Add decc$ routines.
7438 (ia64_vms_valid_pointer_mode): New function.
7439 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7440 (ia64_promote_function_mode): New function
7441 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7442 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7443 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7444 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7445 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7446 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7447 Suppress trailing '#' if VALUE is numeric.
7448 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7449 ia64_promote_function_mode.
7450 (TARGET_VALID_POINTER_MODE): Define.
7452 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7455 * config/rs6000/rs6000.c (rs6000_override_options): Use
7456 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7459 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7460 reporting of vector + decimal/boolean/complex error.
7462 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7464 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7465 __vector double TYPE_DECL.
7467 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7469 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7470 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7471 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7472 to pointer to enum machine_mode. Update all callers as needed.
7474 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7476 * config/alpha/alpha.md (exception_receiver): Emit alternative
7477 GP load sequence if flag_reorder_blocks_and_partition is set.
7478 (*exception_receiver_2): Also enable when
7479 flag_reorder_blocks_and_partition is set.
7481 2009-08-20 Matt Rice <ratmice@gmail.com>
7482 Diego Novillo <dnovillo@google.com>
7484 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7487 2009-08-20 Richard Guenther <rguenther@suse.de>
7489 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7490 * c-tree.h (c_dup_lang_specific_decl): Remove.
7491 (struct lang_decl, struct lang_type): Move definitions ...
7492 * c-lang.h: ... here. New file.
7493 * c-decl.c: Include c-lang.h.
7494 (c_dup_lang_specific_decl): Remove.
7495 * c-typeck.c: Include c-lang.h.
7496 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7497 (c-typeck.o): Likewise.
7498 * c-config-lang.in (gtfiles): Add c-lang.h.
7499 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7502 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7504 * config/alpha/alpha.c (alpha_end_function): Do not clear
7505 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7506 this is now handled in generic code.
7508 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7510 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7511 (s390_z10_fix_long_loop_prediction): New function.
7512 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7513 (s390_reorg): Walk over the INSNs and invoke
7514 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7516 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7518 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7519 "*brx_64bit", "*brx_31bit"): New patterns.
7520 * config/s390/s390.c ('E'): New output modifier.
7522 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7523 Richard Earnshaw <richard.earnshaw@arm.com>
7525 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7526 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7528 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7530 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7532 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7533 for mode mode of operand0 when doing secondary reload for SAR.
7535 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7538 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7539 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7541 2009-08-19 Jason Merrill <jason@redhat.com>
7543 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7544 supported template depth in C++0x.
7546 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7548 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7549 free_after_compilation.
7550 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7551 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7552 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7553 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7554 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7555 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7556 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7558 2009-08-19 Ian Lance Taylor <iant@google.com>
7560 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7561 of (plus (mult (neg B) C) A).
7563 2009-08-18 Michael Matz <matz@suse.de>
7565 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7566 instead of comparing TYPE_MAIN_VARIANT for equality.
7567 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7568 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7569 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7570 * gimplify.c (goa_lhs_expr_p): Ditto and use
7571 STRIP_USELESS_TYPE_CONVERSION.
7573 2009-08-18 Michael Matz <matz@suse.de>
7575 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7576 first field in a struct.
7577 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7579 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7581 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7582 locators before emit_insn is called. Remove assert that
7584 (alpha_end_function): Clear crtl->emit structure and free insn
7585 locators if cfun->is_thunk is true.
7587 2009-08-18 Jason Merrill <jason@redhat.com>
7589 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7591 * configure.ac: Test for it.
7592 * configure, config.in: Regenerate.
7593 * doc/install.texi: Document --enable-gnu-unique-object.
7595 2009-08-18 Richard Guenther <rguenther@suse.de>
7598 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7599 pow(x,y*z) only if x is nonnegative.
7601 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7603 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7607 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7608 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7610 2009-08-17 DJ Delorie <dj@redhat.com>
7612 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7613 * config/m32c/prologue.md (epilogue_freit): New.
7615 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7616 (bank_switch_p): Likewise.
7617 (fast_interrupt_p): Likewise.
7618 (interrupt_p): Likewise.
7619 (m32c_conditional_register_usage): Round memregs size up.
7620 (need_to_save): We only need to save $a0 when we use ENTER.
7621 (interrupt_p): Check for fast_interrupt too.
7622 (bank_switch_p): New.
7623 (fast_interrupt_p): New.
7624 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7625 (m32c_emit_prolog): Support bank switching and fast interrupts.
7626 * doc/extend.texi (Function Attributes): Add bank_switch and
7629 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7631 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7632 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7634 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7636 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7637 (menu): Add IA-64/VMS Options.
7638 (IA-64/VMS Options): Likewise.
7640 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7643 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7645 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7647 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7648 (mips_pop_asm_switch): Likewise.
7649 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7651 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7652 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7653 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7654 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7655 instead of set_noreorder.
7656 (mips_output_function_prologue): Use the new functions.
7657 (mips_output_function_epilogue): Likewise.
7658 (mips_need_noat_wrapper_p): New function, split out from...
7659 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7660 Use mips_push_asm_switch and mips_pop_asm_switch.
7661 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7662 and mips_pop_asm_switch.
7663 (ASM_OUTPUT_REG_POP): Likewise.
7664 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7665 Use mips_pop_asm_switch.
7666 (mips_asm_switch): New structure.
7667 (set_noreorder, set_nomacro): Replace with...
7668 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7669 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7670 instead of set_nomacro.
7671 (fix_truncsfsi2_macro): Likewise.
7672 (cprestore): Likewise.
7673 (hazard): Use mips_noreorder instead of set_noreorder.
7674 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7676 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7678 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7679 from prev_active_insn.
7681 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7683 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7684 * config/avr/avr.c (avr_override_options): Initialize
7685 avr_current_arch variable.
7686 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7687 __AVR_HAVE_16BIT_SP__ according to the device type.
7688 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7690 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7691 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7693 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7696 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7697 generating inlined subroutine die only. We shouldn't be
7698 called for anything else.
7699 (gen_block_die): Don't generate inline subroutine debug info for
7702 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7704 * graphite-poly.c (print_pbb): Print PBB index.
7706 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7709 * graphite-interchange.c (ppl_max_for_le): Moved...
7710 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7711 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7712 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7713 * graphite-ppl.h (ppl_max_for_le): Declared.
7715 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7717 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7718 supported on all platforms.
7719 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7720 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7721 * c-pragma.c: Likewise.
7722 * target-def.h (TARGET_INITIALIZER): Remove
7723 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7724 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7726 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7728 * config/ia64/fde-vms.c: New file.
7729 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7730 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7731 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7732 (uw_frame_state_for): Only register a personality routine if it is
7733 known to be compatible with our expectations.
7734 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7735 Declare unw_table_entry stack variable and
7736 mod all calls to _Unwind_FindTableEntry to add arg.
7737 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7738 (_Unwind_FindTableEntry): Add arg to prototype.
7740 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7742 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7743 field 'signal_pfs_loc'.
7744 (uw_frame_state_for): Remove duplicate code dealing with leaf
7745 procedures without unwind info.
7746 If in the frame after unwinding through a signal handler, restore
7747 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7748 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7749 'pfs_loc' to the AR.PFS location in the signal context; instead
7750 set 'signal_pfs_loc'.
7751 Manually generate the unwind info for the AR.PFS register.
7752 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7753 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7754 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7755 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7756 instead set 'signal_pfs_loc'.
7757 Remove code preventing the AR.PFS register from being restored
7758 from the signal context.
7760 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7761 Tristan Gingold <gingold@adacore.com>
7763 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7764 * config/ia64/t-vms: New file.
7765 * config/ia64/vms64.h: New file.
7766 * config/ia64/vms.h: New file.
7767 * config/ia64/vms-crtinit.asm: New file.
7768 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7769 * config/ia64/vms-unwind.h: New file.
7771 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7773 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7776 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7779 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7781 * real.h (do_mpc_arg2): ... here.
7782 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7785 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7787 * final.c (add_debug_prefix_map): Don't use GC memory for
7788 old_prefix and new_prefix.
7790 2009-08-14 Richard Guenther <rguenther@suse.de>
7792 * ipa-prop.c (compute_complex_pass_through): If we cannot
7793 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7795 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7797 * c-lex.c (c_lex_with_flags): Increase size of local variable
7798 to avoid memory clobber.
7800 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7803 * config/i386/i386.c (ix86_fp_comparison_strategy):
7804 Only enable/disable sahf at function granularity.
7806 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7808 PR rtl-optimization/41064
7809 * reload1.c (reload_as_needed): Don't call extract_insn
7810 for known invalid replacements after calling
7811 validate_replace_rtx_group and verify_changes.
7813 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7816 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7817 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7818 ix86_expand_fp_vcond.
7819 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7820 Assert that operation is supported by ix86_expand_int_vcond.
7821 (vcondu<SSEMODE124C8:mode>): Ditto.
7823 2009-08-13 DJ Delorie <dj@redhat.com>
7825 * config/i386/djgpp-stdint.h: New.
7826 * config.gcc (djgpp): Use it.
7828 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7830 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7831 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7833 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7835 * tree-ssa-loop-prefetch.c
7836 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7837 for long-stride pruning.
7838 (compute_miss_rate): New function to compute the probability
7839 that two memory references access different cache lines.
7841 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7843 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7845 2009-08-13 Richard Guenther <rguenther@suse.de>
7848 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7849 use the constant pointer type.
7850 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7851 of CV qualifiers on the target pointer type.
7852 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7853 conversion check before restrict check.
7855 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7858 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7860 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7862 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7864 2009-08-12 Richard Guenther <rguenther@suse.de>
7866 PR tree-optimization/41011
7867 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7868 and reference constructing.
7870 2009-08-12 Xinliang David Li <davidxl@google.com>
7872 PR tree-optimization/41012
7873 * tree-flow.h : New external interface.
7874 * gimple-low.c (check_call_arg): Change to public function.
7875 Remove argument mismatch check in lowering.
7876 * tree-inline.h (tree_can_inline_p): Interface change.
7877 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7879 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7880 Call change to tree_can_inline_p function.
7881 (cgraph_decide_inlining_incrementally): Ditto.
7883 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7885 PR tree-optimization/41031
7886 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7887 on the partition variable rather than promote_mode on the source
7888 type. Assert that the partition variable's type has the same
7889 mode as the source value's.
7891 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7893 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7894 for for_return == 2.
7895 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7897 * calls.c (expand_call): Fix typo.
7898 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7900 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7902 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7903 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7904 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7905 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7907 2009-08-12 Andrew Haley <aph@redhat.com>
7909 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7911 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7914 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7916 2009-08-12 Richard Guenther <rguenther@suse.de>
7918 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7919 * gimplify.c (gimplify_modify_expr): Do not use
7920 lang_hooks.types_compatible_p.
7921 * tree-ssa.c (useless_type_conversion_p): For aggregates
7922 just return false if the canonical types differ.
7924 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7927 * sese.c (convert_for_phi_arg): New.
7928 (add_guard_exit_phis): Use convert_for_phi_arg.
7930 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7932 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7933 unknown subscript upper bounds.
7935 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7936 Pranav Garg <pranav.garg2107@gmail.com>
7938 * graphite-interchange.c (gather_access_strides): Removed.
7939 (ppl_max_for_le): New.
7940 (build_linearized_memory_access): New.
7941 (memory_stride_in_loop): New.
7942 (pbb_interchange_profitable_p): Reimplemented.
7943 * graphite-ppl.h (ppl_new_id_map): New.
7944 (ppl_interchange): New.
7946 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7948 * graphite-interchange.c (compute_subscript): Removed.
7949 (compute_array_size_cstr): Removed.
7950 (compute_array_size_poly): Removed.
7951 (compute_array_size): Removed.
7952 (gather_access_strides_poly): Removed.
7953 (gather_access_strides): Empty.
7955 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7957 * graphite-dependences.c (dependence_polyhedron_1): Replace
7958 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7959 (graphite_legal_transform_dr): Same.
7960 (graphite_carried_dependence_level_k): Same.
7961 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7962 Initialize PDR_NB_SUBSCRIPTS.
7963 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7965 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7966 (PDR_NB_SUBSCRIPTS): New.
7967 (pdr_nb_subscripts): Removed.
7968 (pdr_dim): Simplified.
7969 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7970 with PDR_NB_SUBSCRIPTS.
7972 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7974 * graphite-interchange.c (compute_array_size): Remove use of
7976 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7977 Do not initialize PDR_DATA_CONTAINER.
7978 (print_pdr): Do not print PDR_DATA_CONTAINER.
7979 * graphite-poly.h (struct poly_dr): Remove data_container field.
7980 (PDR_DATA_CONTAINER): Removed.
7981 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7983 (build_poly_dr): Same.
7985 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7986 Sebastian Pop <sebastian.pop@amd.com>
7988 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7989 copy of the dependence polyhedron. Free the temporary objects.
7990 (graphite_carried_dependence_level_k): Free unused objects before
7993 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7995 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7996 Early return without analyzing the data dependences if no
7997 transform has been done. Call restore_scattering if the transform
7999 (graphite-interchange.c): Same.
8000 * graphite-poly.c (print_scattering_function): Test for
8002 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8003 (apply_poly_transforms): Do not gcc_assert that
8004 the transform is legal.
8005 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8006 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8007 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8008 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8009 * graphite-poly.h (struct poly_scattering): New.
8010 (struct poly_bb): Add original, transformed, and saved fields.
8011 Remove transformed_scattering, original_scattering,
8012 nb_local_variables and nb_scattering_transform fields.
8013 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8014 (poly_scattering_new): New.
8015 (poly_scattering_free): New.
8016 (poly_scattering_copy): New.
8017 (store_scattering_pbb): New.
8018 (store_scattering): New.
8019 (restore_scattering_pbb): New.
8020 (restore_scattering): New.
8021 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8022 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8024 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8026 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8029 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8031 * Makefile.in (graphite.o): Depends on PREDICT_H.
8032 * graphite.c: Include predict.h.
8033 (graphite_finalize): Call tree_estimate_probability.
8034 * predict.c (predict_loops): Do not call scev_initialize and
8036 (tree_estimate_probability_bb): New.
8037 (tree_estimate_probability): Do not initialize loops: move that
8038 code to the driver. Call tree_estimate_probability_bb.
8039 (tree_estimate_probability_driver): New.
8040 (pass_profile): Use tree_estimate_probability_driver.
8041 * predict.h (tree_estimate_probability): Declared.
8043 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8045 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8046 * graphite-dependences.c (graphite_legal_transform): Add time to
8047 TV_GRAPHITE_DATA_DEPS.
8048 (dependency_between_pbbs_p): Same.
8049 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8051 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8053 PR rtl-optimization/41033
8054 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8055 aliasing is disabled.
8057 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8059 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8060 si_mask_operand, and_load_operand, low_bitmask_operand,
8061 and_reg_operand, and_operand): New predicates.
8062 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8063 * config/mips/mips.c (and_operands_ok): New function.
8064 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8065 * config/mips/mips.md (move_type): Add ext_ins and logical.
8066 (type): Handle them.
8067 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8068 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8069 shift_shift. Remove commutative constraint modifier.
8070 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8072 (*clear_upper32_dext): Remove define_insn_and_split.
8073 (*clear_upper32): Turn this define_insn_and_split ...
8074 (splitter for ANDing register with 0xffff_ffff): .. into this.
8076 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8078 * combine.c (try_widen_shift_mode): Factor out code to check if an
8079 integer constant is a low-order bitmask from here ...
8080 * rtlanal.c (low_bitmask_len): ... to here.
8081 * rtl.h (low_bitmask_len): Declare.
8083 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8086 * config/alpha/alpha.md (addsi3): Remove expander.
8087 (addsi3): Rename from *addsi3_internal insn pattern.
8088 (subsi3): Remove expander.
8089 (subsi3): Rename from *subsi3_internal insn pattern.
8091 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8093 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8096 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8097 Eric Botcazou <botcazou@adacore.com>
8098 Douglas B Rupp <rupp@gnat.com>
8100 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8101 that records that fit in 64 bits are returned by immediate value,
8102 as required by OpenVMS Calling Standard.
8103 (function_value): Adjust for above modification.
8104 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8105 virtual_incoming_args_rtx as base object, not next_arg.
8106 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8108 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8110 * reload.c (find_reloads_subreg_address): Check the original
8111 req_equiv_mem address to detect the case where an address is
8112 not valid in the outer mode.
8114 2009-08-11 Richard Guenther <rguenther@suse.de>
8117 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8119 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8121 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8122 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8124 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8125 Douglas B Rupp <rupp@gnat.com>
8127 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8128 PT_STACK when frame_pointer_needed on OpenVMS.
8129 (alpha_pv_save_size, alpha_using_fp): Remove.
8130 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8131 with proper processing for PT_NULL.
8132 (alpha_vms_initial_elimination_offset): New function. Support for
8133 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8134 (alpha_sa_size): Force procedure type to PT_STACK when
8135 frame_pointer_needed on OpenVMS.
8136 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8137 (alpha_using_fp): Likewise.
8138 (alpha_vms_can_eliminate): Add prototype.
8139 (alpha_vms_initial_elimination_offset): Likewise.
8140 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8141 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8143 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8144 Douglas B Rupp <rupp@gnat.com>
8146 * config/alpha/alpha.c (common_object_handler): New function.
8147 (vms_attribute_table): Declare a single attribute "common_object".
8148 (vms_output_aligned_decl_common): New global function.
8149 (SECTION_VMS_OVERLAY): Delete.
8150 (SECTION_VMS_GLOBAL): Likewise.
8151 (SECTION_VMS_INITIALIZE): Likewise.
8152 (vms_asm_named_section): Remove support for above flags.
8153 (vms_section_type_flags): Delete.
8154 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8155 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8156 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8157 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8159 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8162 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8163 (sub_ddmmss): Likewise.
8165 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8168 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8171 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8174 * reload1.c (reload_as_needed): Use cancel_changes to completely
8175 undo a failed replacement attempt.
8177 2009-08-10 Richard Guenther <rguenther@suse.de>
8180 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8181 (useless_type_conversion_p): ... here. Require pointer targets
8184 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8187 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8188 loose the original type of the statement list.
8190 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8192 * config/alpha/alpha.c: Include libfuncs.h
8193 (avms_asm_output_extern): New function.
8194 (alpha_init_libfuncs): Init some decc libfuncs.
8195 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8196 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8197 (DO_CRTL_NAMES): Define.
8199 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8200 (LONG_TYPE_SIZE): Define.
8201 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8202 (SUBTARGET_SWITCHES): Define malloc64 switch.
8203 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8204 (MASK_RETURN_ADDR): Define.
8205 doc/invoke.texi (mmalloc64): Document switch.
8207 2009-08-09 Olivier Hainque <hainque@adacore.com>
8208 Douglas B Rupp <rupp@gnat.com>
8210 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8211 uses_condition_handler.
8212 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8213 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8214 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8215 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8216 (code_for_builtin): New insn codes for the new alpha_builtins.
8217 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8218 (alpha_sa_size): Account for uses_condition_handler.
8219 (alpha_expand_prologue): Likewise.
8220 (alpha_start_function): Likewise.
8221 (alpha_expand_epilogue): Likewise.
8222 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8223 establish/revert expanders.
8224 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8225 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8226 New expander, resorting to the alpha.c associated function.
8227 (builtin_revert_vms_condition_handler): Likewise.
8228 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8229 __gcc_shell_handler, the static VMS condition handler used as
8230 an indirection wrapper to the current dynamically established
8232 * config/alpha/vms-unwind.h: Complete rewrite.
8233 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8234 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8236 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8237 Douglas B Rupp <rupp@gnat.com>
8239 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8240 (alpha_need_linkage): Handle aliases. Return function symbol.
8241 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8242 Use ultimate alias target for the linkage name.
8243 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8244 by alpha_need_linkage for the function symbol.
8245 (setmemdi): Likewise.
8247 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8249 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8250 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8251 (ASM_WEAKEN_LABEL): Define.
8252 (CRT_CALL_STATIC_FUNCTION): Define.
8253 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8254 (ENDFILE_SPEC): Define.
8255 (INIT_SECTION_ASM_OP): Define.
8256 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8257 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8259 (MULTILIB_OSDIRNAMES): Define.
8260 (shlib_version): Define.
8261 (SHLIB_EXT): Define.
8262 (SHLIB_OBJS): Define.
8263 (SHLIB_NAME): Define.
8264 (SHLIB_MULTILIB): Define.
8265 (SHLIB_INSTALL): Define.
8266 (SHLIB_SYMVEC): Define.
8267 (SHLIB_SYMVECX2): Define.
8268 (SHLIB_LINK): Define.
8270 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8272 * config/alpha/alpha.c (alpha_initialize_trampoline):
8273 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8274 (alpha_start_function): Emit transfer address on nested functions
8275 for VMS trampoline call.
8276 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8277 since no longer used.
8278 * config/alpha/vms-tramp.asm: Remove.
8279 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8280 since now only data initialized at runtime.
8282 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8284 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8285 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8286 (MD_EXEC_PREFIX): Remove, no longer used.
8287 (MD_STARTFILE_PREFIX): Likewise.
8288 (INCLUDE_DEFAULTS): Likewise.
8289 * config/alpha/t-vms:
8290 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8292 2009-08-09 Richard Guenther <rguenther@suse.de>
8294 PR tree-optimization/41016
8295 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8296 (operand_precision): Remove.
8297 (integral_operand_p): Likewise.
8298 (recognize_single_bit_test): Adjust.
8300 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8302 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8303 operation overflows. Likewise non-cast unary arithmetic.
8304 If one arm of a conditional expression is always taken,
8305 inhibit evaluation warnings for the other arm. Likewise inhibit
8306 evaluation warnings for the second && or || operand if the first
8307 operand is enough to determine the result.
8308 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8310 (build_binary_op): Prevent duplicate evaluation warnings.
8312 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8314 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8315 and destination have different modes, Use promote_mode to
8316 determine the signedness of the conversion. Assert that the
8317 promoted source mode matches the destination mode. Don't pass
8318 the destination and destination mode to expand_expr if the source
8319 mode is different. Simplify conversion logic.
8321 2009-08-09 Ira Rosen <irar@il.ibm.com>
8323 PR tree-optimization/41008
8324 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8325 from condition only in case it's a comparison. Adjust checks.
8327 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8329 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8330 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8331 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8332 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8333 (dump_cand): Handle them.
8334 (struct iv_cand): New members COST_STEP and AINC_USE.
8335 (stmt_after_increment): Likewise.
8336 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8337 callers changed. Use gimple_uid comparison instead of scanning.
8338 (add_candidate_1): When looking for identical candidates, take
8339 AINC_USE into account. Set it for new candidates.
8340 (force_expr_to_var_cost): Cast target_spill_cost to int.
8341 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8342 All callers changed. Check for availability of autoinc addressing
8343 modes, both in general for a given mode, and in the specific use case.
8344 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8346 (get_computation_cost): Likewise.
8347 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8348 add_autoinc_candidates): New static functions.
8349 (add_candidate): Call add_autoinc_candidates for candidates based on
8351 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8352 (determine_use_iv_cost_address): If we have an autoinc candidate at
8353 the matching use, verify autoinc is possible and subtract the cost
8354 of the candidate's step from the cost.
8355 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8356 member of the candidate.
8357 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8358 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8360 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8362 * config.build (ia64-hp-*vms*): New target.
8363 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8365 * config.gcc (ia64-hp-*vms*): New target.
8366 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8368 * config.host (ia64-hp-*vms*): New target.
8369 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8372 2009-08-08 Richard Guenther <rguenther@suse.de>
8374 PR tree-optimization/40991
8375 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8377 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8379 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8380 mode check. Do truncations in an integer mode.
8381 (force_to_mode): Handle subregs for all mode types. Only do
8382 arithmetic simplifications on integer modes.
8384 2009-08-07 Richard Guenther <rguenther@suse.de>
8386 PR tree-optimization/40999
8387 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8388 (maybe_fold_reference): Lookup constant initializers.
8389 (fold_gimple_assign): Likewise.
8391 2009-08-07 Richard Guenther <rguenther@suse.de>
8393 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8394 that require structural equality defer to the langhook.
8396 2009-08-07 Martin Jambor <mjambor@suse.cz>
8398 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8400 (struct ipa_pass_through_data): New type.
8401 (struct ipa_ancestor_jf_data): New type.
8402 (union jump_func_value): Removed field formal_id, added fields
8403 pass_through and ancestor.
8404 (struct ipa_param_call_note): Changed type of formal_id to int from
8406 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8407 operations jump functions and ancestor jump functions.
8408 (compute_complex_pass_through): New function.
8409 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8410 reflect changes in the jump function strucutre.
8411 (update_jump_functions_after_inlining): Ignore complex pass-through
8412 and ancestor jump functions.
8413 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8414 polynomial pass-through with operation jump functions.
8416 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8418 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8419 fde->dw_fde_begin as begin label instead of hot/cold label.
8420 Use LLSDAC label instead of LLSDA for second section lsda.
8421 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8422 label instead of LLSDA if it is true.
8423 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8425 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8426 SECTION argument. Use it as index into crtl->eh.call_site_record
8428 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8429 use it to determine how to print table entries instead of using
8430 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8431 label instead of normal begin label as base.
8432 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8433 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8434 ensure no EH range spans between sections and that landing pads
8435 are always in the corresponding section.
8436 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8437 for crtl->eh.call_site_record being an array rather than scalar.
8438 (output_one_function_exception_table): New function, copied
8439 from output_function_exception_table. Adjust
8440 dw2_size_of_call_site_table, dw2_output_call_site_table
8441 callers. For SECOND section use *C suffixed labels.
8442 (output_function_exception_table): Call
8443 output_one_function_exception_table and, when doing hot/cold
8444 partitioning, also another time for the second section.
8445 * opts.c: Include except.h.
8446 (decode_options): Allow -freorder-blocks-and-partition with
8447 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8448 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8449 * function.h (struct rtl_eh): Change call_site_record from
8450 scalar into array of 2 elements.
8452 2009-08-07 Martin Jambor <mjambor@suse.cz>
8454 * ipa-prop.c (count_formal_params_1): New function.
8455 (ipa_get_vector_of_formal_parms): New function.
8456 (get_vector_of_formal_parm_types): New function.
8457 (ipa_modify_formal_parameters): New function.
8458 (ipa_modify_call_arguments): New function.
8459 (index_in_adjustments_multiple_times_p): New function.
8460 (ipa_combine_adjustments): New function.
8461 (ipa_dump_param_adjustments): New function.
8462 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8463 (ipa_get_vector_of_formal_parms): Declare.
8464 (ipa_modify_formal_parameters): Declare.
8465 (ipa_modify_call_arguments): Declare.
8466 (ipa_combine_adjustments): Declare.
8467 (ipa_dump_param_adjustments): Declare.
8468 (build_ref_for_offset): Declare.
8469 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8470 * tree-sra.c: Include ipa-prop.c.
8471 (build_ref_for_offset): Make public.
8473 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8475 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8477 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8479 * gcc/doc/extend.texi (__builtin_extract_return_address)
8480 (__builtin_frob_return_address): Document.
8482 2009-08-06 Paul Brook <paul@codesourcery.com>
8484 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8485 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8486 implementation on ARMv6-M.
8488 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8490 * doc/extend.texi (pcs): Document new attribute for ARM.
8492 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8494 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8497 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8499 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8502 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8504 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8506 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8508 Merge ARM/hard_vfp_branch to trunk.
8510 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8512 * arm.c (libcall_eq): New function.
8513 (libcall_hash): New function.
8514 (add_libcall): New function.
8515 (arm_libcall_uses_aapcs_base): New function.
8516 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8517 libcalls using the base PCS.
8518 (arm_init_cumulative_args): Likewise.
8520 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8522 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8523 Use base ABI for conversion libfuncs between HFmode and SFmode.
8525 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8527 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8528 V4SImode as representatives of all 64-bit and 128-bit vector
8529 types. Allow vector types without vector modes.
8530 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8531 without vector modes like BLKmode.
8532 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8533 BLKmode. Avoid unsupported vector modes or TImode moves for
8535 (aapcs_vfp_allocate_return_reg): Likewise.
8536 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8537 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8539 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8541 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8542 (arm_get_pcs_model): Pass attribute arguments to
8543 arm_pcs_from_attribute.
8544 (arm_init_cumulative_args): Use base AAPCS for conversions from
8545 floating-point types to DImode.
8546 (arm_attribute_table): Add pcs attribute.
8547 (arm_handle_pcs_attribute): New.
8548 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8549 conversions from floating-point types to DImode, also declare them
8550 to use base AAPCS and declare functions they call to use base
8551 AAPCS and their RTABI names.
8553 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8555 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8556 -mfloat-abi=hard not being supported for VFP.
8558 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8560 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8561 SYMBOL_REF to hard_libcall_value.
8563 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8564 Richard Earnshaw <rearnsha@arm.com>
8566 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8567 has been put on the stack, all remaining co-processory arguments for
8568 that co-processor also go on the stack.
8570 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8572 * config/arm/arm.c (arm_return_in_memory): Handle returning
8573 vectors of suitable size in registers also for AAPCS case.
8575 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8577 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8579 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8581 ARM Hard-VFP calling convention
8582 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8583 * target.h (gcc_target): Add libcall_value to table of call hooks.
8584 * targhooks.h (default_libcall_value): Default implementation.
8585 * targhooks.c (default_libcall_value): Likewise.
8586 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8587 * optabs.c (expand_unop): Use it.
8588 * expr.h (hard_libcall_value): Pass the function RTX through.
8589 * calls.c (emit_library_call_value_1): Update call to
8591 * explow.c (hard_libcall_value): Use new target hook.
8592 * testsuite/lib/target-supports.exp
8593 (check_effective_target_arm_hard_vfp_ok): New hook.
8594 (check_effective_target_arm_neon_ok): Improve test for neon
8596 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8597 * config/arm/arm.c: Include cgraph.h
8598 (TARGET_FUNCTION_VALUE): Override default hook.
8599 (arm_pcs_default): New variable.
8600 (arm_override_options): Don't fault hard calling convention with VFP.
8601 Add support for AAPCS variants.
8602 (arm_function_value): Make static. Handle AAPCS variants.
8603 (arm_libcall_value): New function.
8604 (arm_apply_result_size): Handle VFP registers in results.
8605 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8607 (pcs_attribute_args): New variable.
8608 (arm_pcs_from_attribute): New function.
8609 (arm_get_pcs_model): New function.
8610 (aapcs_vfp_cum_init): New function.
8611 (aapcs_vfp_sub_candidate): New function.
8612 (aapcs_vfp_is_return_candidate): New function.
8613 (aapcs_vfp_is_call_candidate): New function.
8614 (aapcs_vfp_allocate): New function.
8615 (aapcs_vfp_allocate_return_reg): New function.
8616 (aapcs_vfp_advance): New function.
8617 (aapcs_cp_arg_layout): New variable.
8618 (aapcs_select_call_coproc): New function.
8619 (aapcs_select_return_coproc): New function.
8620 (aapcs_allocate_return_reg): New function.
8621 (aapcs_libcall_value): New function.
8622 (aapcs_layout_arg): New function.
8623 (arm_init_cumulative_args): Initialize AAPCS args data.
8624 (arm_function_arg): Handle AAPCS variants using new interface.
8625 (arm_arg_parital_bytes): Likewise.
8626 (arm_function_arg_advance): New function.
8627 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8628 calling conventions.
8629 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8630 * arm.h (NUM_VFP_ARG_REGS): Define.
8631 (LIBCALL_VALUE): Update.
8632 (FUNCTION_VALUE): Delete.
8633 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8634 (arm_pcs): New enum.
8635 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8636 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8637 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8638 * arm-protos.h (arm_function_arg_advance): Add.
8639 (aapcs_libcall_value): Add.
8640 (arm_function_value): Delete.
8642 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8643 H.J. Lu <hongjiu.lu@intel.com>
8646 * config/i386/i386.c (standard_sse_mode_p): Remove.
8647 (standard_sse_constant_p): Return 2 for integer mode
8648 vector_all_ones_operand when SSE2 is enabled.
8649 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8650 (ix86_expand_vector_move): Do not check for negative values from
8651 standard_sse_constant_p.
8653 2009-08-06 Richard Guenther <rguenther@suse.de>
8655 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8656 array type comparisons frontend independent.
8657 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8658 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8659 out array reference lower bound and element size operands.
8660 (ao_ref_init_from_vn_reference): Properly compute the offset
8661 for ARRAY_RANGE_REF.
8662 (vn_reference_fold_indirect): Fill out array reference lower
8663 bound and element size operands.
8664 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8665 a non gimple valued reference operand which can happen for
8666 array reference lower bound or element size.
8667 (create_component_ref_by_pieces_1): Properly generate the
8668 element size operand for array references.
8670 2009-08-06 Richard Guenther <rguenther@suse.de>
8672 PR tree-optimization/40964
8673 * tree.c (iterative_hash_host_wide_int): Export.
8674 * tree.h (iterative_hash_host_wide_int): Declare.
8675 * tree-ssa-structalias.c (heapvar_map): New struct.
8676 (heapvar_map_eq): New function.
8677 (heapvar_map_hash): Likewise.
8678 (heapvar_lookup): Adjust.
8679 (heapvar_insert): Likewise.
8680 (make_constraint_from_heapvar): Allow multiple heap variables
8681 per decl at different offsets.
8682 (init_alias_heapvars): Adjust.
8684 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8686 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8687 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8688 trailing sync if TARGET_SYNC_AFTER_SC.
8690 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8692 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8693 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8694 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8695 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8696 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8697 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8698 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8699 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8700 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8701 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8702 the prototype declaration match the definition.
8703 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8704 instructions explicitly. Add barrier_before and operands
8706 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8707 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8708 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8709 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8710 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8711 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8713 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8715 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8717 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8718 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8721 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8724 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8726 PR rtl-optimization/40924
8727 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8728 make sure canon_rtx (mem_address) isn't simpler than
8729 canon_rtx (expanded_mem_address).
8731 2009-08-05 Li Feng <nemokingdom@gmail.com>
8733 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8735 (build_scop_drs): Build alias set for each SCoP.
8737 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8739 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8740 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8741 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8742 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8743 (BASE_DRIVER_SELF_SPECS): Likewise.
8745 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8747 * tree-ssa-alias.c: Fix some comment typos.
8749 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8751 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8752 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8754 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8757 * simplify-rtx.c (simplify_binary_operation_1): Disable
8758 simplifications for decimal float operations.
8760 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8763 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8764 operand of INDIRECT_REF.
8766 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8768 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8769 constants referencing TLS symbols.
8771 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8773 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8774 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8776 2009-08-03 Richard Guenther <rguenther@suse.de>
8778 * tree.c (make_vector_type): Build a main variant first,
8779 get the canonical one and then build the variant.
8780 * tree-ssa.c (useless_type_conversion_p_1): Handle
8782 (useless_type_conversion_p): Conversions to pointers to
8783 incomplete record types are useless.
8785 2009-08-03 Richard Guenther <rguenther@suse.de>
8787 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8788 file will be created.
8789 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8790 * toplev.c (compile_file): Adjust comment.
8792 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8794 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8795 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8796 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8797 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8798 (sh_promote_function_mode): Fix typo.
8800 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8802 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8804 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8806 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8807 declaration arguments.
8809 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8811 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8812 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8813 (ix86_split_ashl): Ditto.
8814 (ix86_expand_vector_init_one_nonzero): Ditto.
8815 (ix86_expand_vector_set): Ditto.
8816 (ix86_expand_reduc_v4sf): Ditto.
8818 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8820 * explow.c (promote_function_mode): Remove assert.
8821 * config/sh/sh.c (sh_promote_function_mode): Declare.
8823 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8825 * config/pa/pa.c (pa_promote_function_mode): Declare.
8826 Change to static. Fix promote_mode call.
8828 * gthr-dce.h (CONST_CAST2): Define if not defined.
8829 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8831 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8833 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8835 * expr.c (store_constructor): Use promote_decl_mode. Remove
8836 now write-only variable unsignedp.
8837 (expand_expr_real_1): Use promote_decl_mode.
8838 * expr.h (promote_function_mode, promote_decl_mode): New.
8839 (promote_mode): Remove last argument.
8840 * function.c (assign_temp): Drop last argument of promote_mode.
8841 (assign_parm_find_data_types): Use promote_function_mode.
8842 (assign_parm_setup_reg): Likewise.
8843 (expand_function_end): Use promote_function_mode.
8844 * calls.c (initialize_argument_information): Use promote_function_mode.
8845 (precompute_arguments): Use promote_mode instead of checking if
8846 only PROMOTE_FUNCTION_MODE is defined.
8847 (expand_call): When making sibcall decisions, use promote_function_mode.
8848 Below, remove an if for targetm.calls.promote_function_return and
8849 and use promote_function_mode.
8850 (emit_library_call_value_1): Use promote_function_mode, fix bug
8851 where promote_mode was passed FOR_CALL == 0 for a return value in an
8853 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8854 * explow.c (promote_function_mode, promote_decl_mode): New.
8855 (promote_mode): Keep only the FOR_CALL == 0 case.
8856 * combine.c (setup_incoming_promotion): Remove test of
8857 promote_function_args. Use promote_function_mode.
8858 * stmt.c (expand_value_return): Use promote_decl_mode.
8859 (expand_decl): Use promote_decl_mode.
8861 * expr.c (store_constructor): Use promote_decl_mode. Remove
8862 now write-only variable unsignedp.
8863 (expand_expr_real_1): Use promote_decl_mode.
8864 * expr.h (promote_function_mode, promote_decl_mode): New.
8865 (promote_mode): Remove last argument.
8866 * function.c (assign_temp): Drop last argument of promote_mode.
8867 (assign_parm_find_data_types): Use promote_function_mode.
8868 (assign_parm_setup_reg): Likewise.
8869 (expand_function_end): Use promote_function_mode.
8870 * calls.c (initialize_argument_information): Use promote_function_mode.
8871 (precompute_arguments): Use promote_mode instead of checking if
8872 only PROMOTE_FUNCTION_MODE is defined.
8873 (expand_call): When making sibcall decisions, use promote_function_mode.
8874 Below, remove an if for targetm.calls.promote_function_return and
8875 and use promote_function_mode.
8876 (emit_library_call_value_1): Use promote_function_mode, fix bug
8877 where promote_mode was passed FOR_CALL == 0 for a return value in an
8879 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8880 * explow.c (promote_function_mode, promote_decl_mode): New.
8881 (promote_mode): Keep only the FOR_CALL == 0 case.
8882 * combine.c (setup_incoming_promotion): Remove test of
8883 promote_function_args. Use promote_function_mode.
8884 * stmt.c (expand_value_return): Use promote_decl_mode.
8885 (expand_decl): Use promote_decl_mode.
8887 * explow.c (promote_function_mode): Just call the target hook.
8888 * targhooks.c (default_promote_function_mode,
8889 default_promote_function_mode_always_promote): New.
8890 * targhooks.h (default_promote_function_mode,
8891 default_promote_function_mode_always_promote): Declare.
8892 * target.h (promote_function_args, promote_function_return): Remove.
8893 (promote_function_mode): New.
8894 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8895 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8896 (TARGET_PROMOTE_FUNCTION_MODE): New.
8897 (TARGET_CALLS): Adjust.
8898 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8899 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8901 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8902 * config/s390/s390.c (s390_promote_function_mode): ... here,
8903 with pointer handling.
8904 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8905 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8907 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8908 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8909 with pointer handling.
8910 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8911 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8913 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8914 * config/sh/sh.c (sh_promote_function_mode): New.
8915 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8916 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8918 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8919 * config/cris/cris.c (cris_promote_function_mode): ... here.
8920 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8921 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8923 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8924 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8925 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8926 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8928 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8929 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8930 complex type handling.
8931 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8932 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8934 * config/pa/pa.c (pa_promote_function_mode): New.
8935 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8936 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8938 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8939 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8940 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8941 * config/xtensa/xtensa.c: Likewise.
8942 * config/stormy16/stormy16.c: Likewise.
8943 * config/iq2000/iq2000.c: Likewise.
8944 * config/rs6000/rs6000.c: Likewise.
8945 * config/picochip/picochip.c: Likewise.
8946 * config/arc/arc.c: Likewise.
8947 * config/mcore/mcore.c: Likewise.
8948 * config/score/score.c: Likewise.
8949 * config/mips/mips.c: Likewise.
8950 * config/bfin/bfin.c: Likewise.
8951 * config/ia64/ia64.c: Likewise (disabled though).
8953 * config/frv/frv.h: Remove pointless remark.
8955 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8956 TARGET_PROMOTE_FUNCTION_ARGS,
8957 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8958 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8960 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8962 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8963 -floop-parallelize-all.
8964 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8965 flag_loop_parallelize_all.
8966 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8967 * graphite.c (graphite_transform_loops): Same.
8969 * graphite-poly.c (apply_poly_transforms): Same.
8971 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8973 PR tree-optimization/40914
8974 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8975 if set, then check the delta field of the PMF record.
8976 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8977 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8978 call is stored in the delta.
8980 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8982 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8984 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8986 * config/i386/bsd.h (ASM_BYTE): New define.
8987 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8988 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8989 .byte. Use fputs or putc instead of fprintf where appropriate.
8990 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8991 fputs or putc instead of fprintf where appropriate.
8992 * config/i386/i386elf.h: Ditto.
8993 * config/i386/sysv4.h: Ditto.
8995 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8996 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8997 (*tls_global_dynamic_64): Ditto.
8999 2009-07-31 Christian Bruel <christian.bruel@st.com>
9001 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9003 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9005 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9006 Remove dead code for MINUS.
9008 2009-07-31 Anthony Green <green@moxielogic.com>
9010 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9012 (moxie_expand_epilogue): Ditto for epilogue.
9013 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9015 (moxie_function_arg): Ditto.
9016 (moxie_pass_by_reference): Ditto.
9017 (moxie_arg_partial_bytes): Ditto.
9018 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9019 (FUNCTION_ARG_ADVANCE) Ditto.
9020 (REG_PARM_STACK_SPACE) Ditto.
9021 (FUNCTION_ARG_REGNO_P) Dito.
9023 * config.gcc: Add moxie linux config support.
9024 * gcc/config/moxie/uclinux.h: New file.
9026 2009-07-31 DJ Delorie <dj@redhat.com>
9028 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9029 (UNSPECV_SP_SWITCH_E): New.
9030 (sp_switch_1): Change to an unspec.
9031 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9033 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9034 reference the new stack's address
9036 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9038 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9039 graphite-clast-to-gimple.o, graphite-dependences.o,
9040 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9041 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9042 (graphite-blocking.o,
9043 graphite-clast-to-gimple.o, graphite-dependences.o,
9044 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9045 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9046 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9047 * cfgloop.h (struct loop): Add can_be_parallel field.
9048 * common.opt (fgraphite-identity): Moved up.
9049 (fgraphite-force-parallel): New flag.
9050 * graphite.c: Rewrite.
9051 * graphite.h: Rewrite.
9052 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9054 * toplev.c (graphite_out_file): New file descriptor.
9055 (graphite_in_file): New.
9056 (process_options): flag_graphite_force_parallel cannot be used without
9058 * tree-ssa-loop.c: Include toplev.h.
9059 (gate_graphite_transforms): Enable flag_graphite for
9060 flag_graphite_force_parallel.
9062 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9064 * ChangeLog.graphite: New.
9065 * graphite-blocking.c: New.
9066 * graphite-clast-to-gimple.c: New.
9067 * graphite-clast-to-gimple.h: New.
9068 * graphite-dependences.c: New.
9069 * graphite-dependences.h: New.
9070 * graphite-interchange.c: New.
9071 * graphite-poly.c: New.
9072 * graphite-poly.h: New.
9073 * graphite-ppl.c: New.
9074 * graphite-ppl.h: New.
9075 * graphite-scop-detection.c: New.
9076 * graphite-scop-detection.h: New.
9077 * graphite-sese-to-poly.c: New.
9078 * graphite-sese-to-poly.h: New.
9082 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9084 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9085 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9087 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9089 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9090 (scev_is_linear_expression): Return false if the evolution is not
9091 affine multivariate.
9093 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9095 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9096 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9098 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9100 * tree-data-ref.c (debug_data_references): New.
9101 (debug_data_reference): New.
9102 * tree-data-ref.h (debug_data_references): Declared.
9103 (debug_data_reference): Declared.
9105 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9107 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9108 * tree-data-ref.h (scop_p): Removed.
9109 (struct data_reference): Remove field scop.
9111 (stmt_simple_memref_p): Removed.
9113 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9115 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9116 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9119 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9121 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9123 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9125 * doc/invoke.texi (-fgraphite-identity): Documented.
9127 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9129 * tree-scalar-evolution.c: Fix comment.
9130 (instantiate_scev_1): Return unknow from scev instantiation if the
9131 result is not above instantiate_below.
9133 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9135 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9136 static anymore. Instantiate the symbols that may have been introduced
9138 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9141 2009-07-30 DJ Delorie <dj@redhat.com>
9143 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9144 .vliw directive to VLIW sections.
9146 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9148 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9150 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9151 (AUTOHEADER): New variable.
9152 ($(srcdir)/cstamp-h.in): Use it.
9154 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9155 Pat Haugen <pthaugen@us.ibm.com>
9156 Revital Eres <ERES@il.ibm.com>
9158 * config/rs6000/vector.md (VEC_F): Add VSX support.
9162 (vector_load_<mode>): Ditto.
9163 (vector_store_<mode>): Ditto.
9164 (vector GPR move split): Ditto.
9165 (vec_reload_and_plus_<mptrsize>): Ditto.
9166 (vec_reload_and_reg_<mptrsize>): Ditto.
9167 (add<mode>3): Ditto.
9168 (sub<mode>3): Ditto.
9169 (mul<mode>3): Ditto.
9170 (neg<mode>2): Ditto.
9171 (abs<mode>2): Ditto.
9172 (smin<mode>3): Ditto.
9173 (smax<mode>3): Ditto.
9174 (vector_eq<mode>): Ditto.
9175 (vector_gt<mode>): Ditto.
9176 (vector_ge<mode>): Ditto.
9177 (vector_gtu<mode>): Ditto.
9178 (vector_select_<mode>_uns): Ditto.
9179 (vector_eq_<mode>_p): Ditto.
9180 (vector_gt_<mode>_p): Ditto.
9181 (vector_ge_<mode>_p): Ditto.
9182 (vector_gtu_<mode>_p): Ditto.
9183 (cr6_test_for_zero): Ditto.
9184 (cr6_test_for_zero_reverse): Ditto.
9185 (cr6_test_for_lt): Ditto.
9186 (cr6_test_for_lt_reverse): Ditto.
9187 (xor<mode>3): Ditto.
9188 (ior<mode>3): Ditto.
9189 (and<mode>3): Ditto.
9190 (one_cmpl<mode>2): Ditto.
9191 (nor<mode>2): Ditto.
9192 (andc<mode>2): Ditto.
9193 (float<VEC_int<mode>2): Ditto.
9194 (unsigned_float<VEC_int><mode>2): Ditto.
9195 (fix_trunc<mode><VEC_int>2): Ditto.
9196 (fixuns_trunc<mode><VEC_int>2): Ditto.
9198 (vec_set<mode>): Ditto.
9199 (vec_extract<mode>): Ditto.
9200 (vec_interleave_highv4sf): Ditto.
9201 (vec_interleave_lowv4sf): Ditto.
9202 (vec_realign_load_<mode>): Ditto.
9203 (vec_shl_<mode>): Ditto.
9204 (vec_shr_<mode>): Ditto.
9205 (div<mode>3): New patterns for VSX.
9206 (vec_interleave_highv2df): Ditto.
9207 (vec_interleave_lowv2df): Ditto.
9208 (vec_pack_trunc_v2df): Ditto.
9209 (vec_pack_sfix_trunc_v2df): Ditto.
9210 (vec_pack_ufix_trunc_v2df): Ditto.
9211 (vec_unpacks_hi_v4sf): Ditto.
9212 (vec_unpacks_lo_v4sf): Ditto.
9213 (vec_unpacks_float_hi_v4si): Ditto.
9214 (vec_unpacks_float_lo_v4si): Ditto.
9215 (vec_unpacku_float_hi_v4si): Ditto.
9216 (vec_unpacku_float_lo_v4si): Ditto.
9217 (movmisalign<mode>): Ditto.
9218 (vector_ceil<mode>2): New patterns for vectorizing math library.
9219 (vector_floor<mode>2): Ditto.
9220 (vector_btrunc<mode>2): Ditto.
9221 (vector_copysign<mode>3): Ditto.
9223 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9224 predicate for setting the high bit in each word, used for copysign.
9226 * config/rs6000/ppc-asm.h (f19): Whitespace.
9227 (f32-f63): Define if VSX.
9228 (v0-v31): Define if Altivec.
9229 (vs0-vs63): Define if VSX.
9231 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9233 * config/rs6000/power7.md: New file, provide tuning parameters for
9236 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9237 (rs6000_cpu_cpp_builtins): Ditto.
9238 (altivec_overloaded_builtins): Ditto.
9239 (altivec_resolve_overloaded_builtin): Ditto.
9241 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9242 debug switch to disable vectorizing simple math builtin
9245 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9246 Vectorize simple math builtin functions.
9247 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9248 hook to vectorize math builtins.
9249 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9250 (rs6000_builtin_conversion): Add VSX/power7 support.
9251 (rs6000_builtin_vec_perm): Ditto.
9252 (vsplits_constant): Add support for loading up a vector constant
9253 with just the high bit set in each part.
9254 (rs6000_expand_vector_init): Add VSX/power7 support.
9255 (rs6000_expand_vector_set): Ditto.
9256 (rs6000_expand_vector_extract): Ditto.
9257 (rs6000_emit_move): Ditto.
9258 (bdesc_3arg): Ditto.
9259 (bdesc_2arg): Ditto.
9260 (bdesc_1arg): Ditto.
9261 (rs6000_expand_ternop_builtin): Ditto.
9262 (altivec_expand_builtin): Ditto.
9263 (rs6000_expand_unop_builtin): Ditto.
9264 (rs6000_init_builtins): Ditto.
9265 (altivec_init_builtins): Ditto.
9266 (builtin_function_type): Ditto.
9267 (rs6000_common_init_builtins): Ditto.
9268 (rs6000_handle_altivec_attribute); Ditto.
9269 (rs6000_mangle_type): Ditto.
9270 (rs6000_vector_mode_supported_p): Ditto.
9271 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9274 * config/rs6000/vsx.md: New file for VSX support.
9276 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9277 identifing values with just the most significant bit set.
9278 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9279 vectorized builtins.
9281 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9282 (UNSPEC_VRFIM): Delete.
9283 (splitter for loading up vector with most significant bit): New
9284 splitter for vectorizing copysign.
9285 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9286 vectorizing simple math functions.
9287 (altivec_vrfip): Add support for vectorizing simple math functions.
9288 (altivec_vrfim): Ditto.
9289 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9291 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9292 (power7.md, vsx.md): Include for power7 support.
9293 (copysigndf3): Use VSX instructions if -mvsx.
9294 (negdf2_fpr): Ditto.
9295 (absdf2_fpr): Ditto.
9296 (nabsdf2_fpr): Ditto.
9297 (adddf3_fpr): Ditto.
9298 (subdf3_fpr): Ditto.
9299 (muldf3_fpr): Ditto.
9300 (divdf3_fpr): Ditto.
9301 (fix_truncdfdi2_fpr): Ditto.
9302 (cmpdf_internal1): Ditto.
9303 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9304 (btruncdf2, btruncdf2_fpr): Ditto.
9305 (ceildf2, ceildf2_fpr): Ditto.
9306 (floordf2, floordf2_fpr): Ditto.
9307 (floatdidf2, floatdidf2_fpr): Ditto.
9308 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9309 (fmsubdf4_fpr): Ditto.
9310 (fnmadddf4_fpr_1): Ditto.
9311 (fnmadddf4_fpr_2): Ditto.
9312 (fnmsubdf4_fpr_1): Ditto.
9313 (fnmsubdf4_fpr_2): Ditto.
9314 (fixuns_truncdfdi2): Add expander for VSX support.
9315 (fix_truncdfdi2): Ditto.
9316 (fix_truncdfsi2): Ditto.
9318 (btruncsf2): Whitespace.
9319 (movdf_hardfloat32): Add support for VSX registers.
9320 (movdf_softfloat32): Ditto.
9321 (movdf_hardfloat64): Ditto.
9322 (movdf_hardfloat64_mfpgpr): Ditto.
9323 (movdf_softfloat64): Ditto.
9324 (movti splitters): Add check for vector registers supporting
9325 TImode in the future.
9326 (bpermd): Add power7 bpermd instruction.
9328 * config/rs6000/altivec.h (vec_div): Define if VSX.
9332 (vec_nearbyint): Ditto.
9335 (all predicates): Use the generic builtin function, and not the V4SF
9336 specific function so that the predicates will work with VSX's V2DF.
9340 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9341 Document new VSX functions and types.
9343 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9346 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9347 "wa", and "j" constraints. Modify "v" to talk about Altivec
9348 instead of just vector.
9350 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9353 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9354 location for phi arguments.
9355 (rewrite_update_phi_arguments): Find locations for reaching defs.
9356 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9357 Add location to add_phi_arg calls.
9358 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9359 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9360 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9361 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9362 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9363 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9364 * tree-phinodes.c (make_phi_node): Initialize location.
9365 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9366 (add_phi_arg): Add location parameter.
9367 (remove_phi_arg_num): Move location when moving phi argument.
9368 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9370 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9371 slpeel_update_phi_nodes_for_guard1,
9372 slpeel_update_phi_nodes_for_guard2,
9373 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9374 vect_loop_versioning): Set locations.
9375 * tree-parloops.c (create_phi_for_local_result,
9376 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9377 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9378 * tree-vect-loop.c (get_initial_def_for_induction,
9379 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9381 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9382 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9383 (gimple_phi_arg_set_location): New. Set locus.
9384 (gimple_phi_arg_has_location): New. Check for locus.
9385 (redirect_edge_var_map_location): New. Return locus from var_map.
9386 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9387 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9388 combining PHI arguments.
9389 (cond_store_replacement): Set location.
9390 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9391 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9392 scop_add_exit_phis_edge): Add locations.
9393 * tree-cfgcleanup.c (remove_forwarder_block,
9394 remove_forwarder_block_with_phi): Add locations.
9395 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9396 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9398 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9399 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9400 flush_pending_stmts): Add source location.
9401 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9402 stack to preserve locations.
9403 * tree-vect-stmts.c (vectorizable_load): Add location.
9404 * tree-inline.c (copy_phis_for_bb): Copy locus.
9405 (setup_one_parameter): Add call locus to inlined parameter stmts.
9406 (initialize_inlined_parameters): Pass in call location as parameter
9408 (tree_function_versioning): Pass location to setup_one_parameter.
9409 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9410 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9411 copy and edge lists.
9412 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9413 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9414 locus parameter and override the stmt default if provided.
9415 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9416 elim_graph_add_edge, elim_graph_remove_succ_edge,
9417 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9418 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9419 eliminate_phi): Add locus info in elimination graph for each edge and
9421 (insert_backedge_copies): Copy locus if present.
9422 * tree-flow.h (struct _edge_var_map): Add locus field.
9423 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9424 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9425 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9427 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9429 2009-07-30 Martin Jambor <mjambor@suse.cz>
9431 PR tree-optimization/40570
9432 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9435 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9437 * ssa-loop-manip.c: Include langhooks.h.
9438 (rewrite_phi_with_iv): New.
9439 (rewrite_all_phi_nodes_with_iv): New.
9440 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9441 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9442 * tree-parloops.c (loop_parallel_p): Move out all conditions
9443 except dependency check.
9444 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9445 (gen_parallel_loop): Call canonicalize_loop_ivs without
9446 reduction_list argument.
9447 (build_new_reduction): New.
9448 (gather_scalar_reductions): New.
9449 (try_get_loop_niter): New.
9450 (try_create_reduction_list): New.
9451 (parallleize_loops): Change the parallel conditions check.
9452 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9453 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9455 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9457 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9459 * doc/options.texi (Option properties): Mention new quoting syntax.
9461 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9463 * config/alpha/alpha.c (alpha_start_function):
9464 Handle VMS_DEBUG_MAIN_POINTER
9465 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9466 * doc/invoke.texi: Document -mdebug-main switch.
9468 2009-07-29 Richard Henderson <rth@redhat.com>
9470 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9471 (cgraph_create_edge_including_clones): Likewise.
9472 * tree-inline.c (copy_bb): Operate on the correct edges
9473 when updating the callgraph.
9475 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9477 * config/alpha/vms-cc.c: Deleted.
9478 * config/alpha/vms-ld.c: Deleted.
9479 * config/alpha/t-vms64: Moved to config/vms
9480 * config/alpha/vms-crt0-64.c: Moved to config/vms
9481 * config/alpha/vms-crt0.c: Moved to config/vms
9482 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9483 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9484 * config/alpha/xm-vms.h: Moved to config/vms
9485 * config/alpha/x-vms: Moved to config/vms
9486 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9488 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9489 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9491 * config/vms/t-vms64: Moved here from config/alpha
9492 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9493 (argc,argv,envp): Enforce 32bit malloc'ing.
9494 * config/vms/vms-psxcrt0-64.c: Likewise.
9495 * config/vms/vms-crt0.c: Moved here from config/alpha.
9496 * config/vms/vms-psxcrt0.c: Likewise.
9497 * config/vms/vms-crtl-64.h: New file.
9498 * config/vms/vms-crtl.h: New file.
9499 * config/vms/vms.opt: New file.
9500 * config/vms/xm-vms64.h: New file.
9501 * config/vms/xm-vms.h: Moved here from config/alpha.
9502 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9504 * config/vms/x-vms: Moved here from config/alpha.
9505 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9506 (vms-ld.o, vms-cc.o): Removed.
9507 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9509 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9511 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9512 correct stack (obvious VMS fix).
9514 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9516 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9517 date, version info if VMS_DEBUGGING_INFO defined.
9518 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9519 size, date calculating code moved here.
9521 2009-07-29 Paul Brook <paul@codesourcery.com>
9523 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9526 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9529 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9530 to DImode when generating insq_le insn.
9532 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9534 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9535 New macro set for VMS_DEBUGGGING_INFO.
9536 (AT_string_form): Use it.
9538 2009-07-28 DJ Delorie <dj@redhat.com>
9540 * config/mep/mep.c (vtext_section): New.
9541 (vftext_section): New.
9542 (ftext_section): New.
9543 (mep_select_section): Add support for functions.
9544 (mep_unique_section): Likewise.
9545 (mep_asm_init_sections): Likewise.
9546 (mep_encode_section_info): Remove it from here.
9548 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9550 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9552 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9553 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9555 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9557 * dwarf2out.c (output_file_names): Test new macro
9558 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9559 (add_comp_dir_attribute): Likewise.
9561 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9563 * config/i386/mingw-w64.h (LINK_SPEC): Add
9564 separating space between commands.
9566 2009-07-28 Jan Hubicka <jh@suse.cz>
9568 PR tree-optimization/40759
9569 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9572 2009-07-27 DJ Delorie <dj@redhat.com>
9574 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9575 types are dword-aligned.
9576 (mep_expand_va_start): Likewise.
9578 2009-07-27 Olivier Hainque <hainque@adacore.com>
9579 Douglas B Rupp <rupp@gnat.com>
9581 * convert.c (convert_to_pointer): Don't assume the target
9582 pointer type is POINTER_SIZE long. Fetch its precision instead.
9584 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9586 * system.h (fopen): Undefine if macro.
9588 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9590 * dwarf2out.c (output_cfi_p): Removed.
9591 (output_cfis): New function.
9592 (output_fde): New function, split from output_call_frame_info.
9593 (output_call_frame_info): Use it.
9594 (dwarf2out_switch_text_section): Use output_cfis.
9596 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9598 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9599 TARGET_BI_ARCH is specified without enabling SJLJ.
9600 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9601 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9603 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9605 * arm.md (negdi2): Use DImode if forcing a value into a register.
9607 2009-07-26 Ira Rosen <irar@il.ibm.com>
9609 PR tree-optimization/40801
9610 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9611 of vector operand from the previous copy of vector statement.
9612 Pass the correct definition type value to
9613 vect_get_vec_def_for_stmt_copy().
9615 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9617 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9618 const char ** conversion.
9620 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9622 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9623 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9624 (gcc_unreachable): Invoke __builtin_unreachable() if
9625 !ENABLE_ASSERT_CHECKING.
9627 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9629 PR rtl-optimization/40445
9630 * emit-rtl.c (next_nonnote_insn_bb): New function.
9631 * rtl.h (next_nonnote_insn_bb): Declare new function.
9632 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9633 with no successors that is the successor of the ENTRY_BLOCK.
9634 Continue from the top after removing an empty fallthrough block.
9635 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9636 of next_nonnote_insn.
9638 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9640 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9642 2009-07-25 Martin Jambor <mjambor@suse.cz>
9644 * c-common.c (c_common_attribute_table): New element for noclone.
9645 (handle_noclone_attribute): New function. Forward-declare.
9646 * tree-inline.c (tree_versionable_function_p): Check for noclone
9648 * doc/extend.texi (Labels as Values): Document need for noclone.
9649 (Function Attributes): Document noclone attribute.
9651 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9653 PR rtl-optimization/34999
9654 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9655 and dw_fde_switched_cold_to_hot fields.
9656 (output_cfi_p): New function.
9657 (output_call_frame_info): If fde->dw_fde_switched_sections,
9658 output 2 FDEs instead of one with corrupted header.
9659 (dwarf2out_do_cfi_startproc): New function.
9660 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9661 and fde->dw_fde_switched_cold_to_hot.
9662 (dwarf2out_switch_text_section): Compute
9663 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9664 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9665 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9666 Otherwise, compute fde->dw_fde_switch_cfi.
9668 2009-07-24 Cary Coutant <ccoutant@google.com>
9670 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9672 2009-07-24 Cary Coutant <ccoutant@google.com>
9674 * cfghooks.c (split_block): Copy discriminator to new block.
9675 * tree-cfg.c (assign_discriminator): Check location of last
9676 instruction in block as well as first.
9678 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9680 * config/i386/linux.c: Use fputs or putc instead of fprintf
9682 * config/i386/gas.h: Ditto.
9683 * config/i386/x86-64.h: Ditto.
9684 * config/i386/att.h: Ditto.
9686 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9688 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9691 2009-07-24 Martin Jambor <mjambor@suse.cz>
9693 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9694 (ipa_push_func_to_list_1): Declare.
9695 (ipa_push_func_to_list): New function.
9697 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9698 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9699 (ipa_push_func_to_list): Removed.
9700 (ipa_pop_func_from_list): Clear node_enqueued flag.
9702 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9704 * config/s390/s390.c (override_options): Default
9705 max-unrolled-insns to 100 for z10 tuning.
9707 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9709 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9710 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9711 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9712 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9713 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9714 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9715 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9717 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9719 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9720 use default set in mingw32.h header.
9721 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9722 64-bit /mingw/include path.
9723 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9726 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9728 PR rtl-optimization/40209
9729 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9731 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9733 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9734 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9735 with the rest of string where appropriate. Use fputs or putc
9736 instead of fprintf where appropriate.
9738 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9739 Pat Haugen <pthaugen@us.ibm.com>
9740 Revital Eres <ERES@il.ibm.com>
9742 * config/rs6000/vector.md: New file. Move most of the vector
9743 expander support here from altivec.md to allow for the VSX vector
9744 unit in the future. Add support for secondary_reload patterns.
9745 Rewrite the patterns for vector comparison, and vector comparison
9746 predicate instructions so that the RTL expresses the desired
9747 behavior, instead of using unspec.
9749 * config/rs6000/constraints.md ("f" constraint): Use
9750 rs6000_constraints to hold the precalculated register class.
9751 ("d" constraint): Ditto.
9752 ("wd" constraint): New constraint for VSX.
9753 ("wf" constraint): Ditto.
9754 ("ws" constraint): Ditto.
9755 ("wa" constraint): Ditto.
9756 ("wZ" constraint): Ditto.
9757 ("j" constraint): Ditto.
9759 * config/rs6000/predicates.md (vsx_register_operand): New
9761 (vfloat_operand): New predicate for vector.md.
9762 (vint_operand): Ditto.
9763 (vlogical_operand): Ditto.
9764 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9765 (easy_vector_constant): Add VSX support.
9766 (altivec_indexed_or_indirect_operand): New predicate for
9767 recognizing Altivec style memory references with AND -16.
9769 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9770 for vector secondary reload support.
9771 (rs6000_vector_reg_class): Delete, replacing it with
9773 (rs6000_vsx_reg_class): Ditto.
9774 (rs6000_constraints): New array to hold the register classes of
9775 each of the register constraints that can vary at runtime.
9776 (builtin_mode_to_type): New static array for builtin function type
9778 (builtin_hash_table): New static hash table for builtin function
9780 (TARGET_SECONDARY_RELOAD): Define target hook.
9781 (TARGET_IRA_COVER_CLASSES): Ditto.
9782 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9783 registers are 128 bits if VSX memory reference instructions are used.
9784 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9786 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9787 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9788 Print several of the scheduling related parameters.
9789 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9790 rs6000_constraints instead of rs6000_vector_reg_class. Move
9791 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9792 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9793 Altivec. Add VSX support. Setup for secondary reload support on
9794 Altivec/VSX registers.
9795 (rs6000_override_options): Make power7 set the scheduling groups
9796 like the power5. Add support for new debug switches to override
9797 the scheduling defaults. Temporarily disable -mcpu=power7 from
9798 setting -mvsx. Add support for debug switches -malways-hint,
9799 -msched-groups, and -malign-branch-targets.
9800 (rs6000_buitlin_conversion): Add support for returning unsigned
9801 vector conversion functions to fix regressions due to stricter
9803 (rs6000_builtin_mul_widen_even): Ditto.
9804 (rs6000_builtin_mul_widen_odd): Ditto.
9805 (rs6000_builtin_vec_perm): Ditto.
9806 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9807 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9809 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9811 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9812 VSX types for bit operations. Changes to accomidate vector.md.
9813 (bdesc_2arg): Ditto.
9814 (bdesc_1arg): Ditto.
9815 (struct builtin_description_predicates): Rewrite predicate
9816 handling so that RTL describes the operation, instead of passing
9817 the instruction to be used as a string argument.
9818 (bdesc_altivec_preds): Ditto.
9819 (altivec_expand_predicate_builtin): Ditto.
9820 (altivec_expand_builtin): Ditto.
9821 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9822 statement for vsldoi support.
9823 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9824 (altivec_expand_st_builtin): Ditto.
9825 (paired_expand_builtin): Whitespace changes.
9826 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9827 builtin_mode_to_type table for secondary reload. Call
9828 builtin_function_type to build random builtin functions.
9829 (altivec_init_builtins): Change to use builtin_function_type to
9830 create builtin function types dynamically as we need them.
9831 (builtin_hash_function): New support for hashing the tree types
9832 for builtin function as we need it, rather than trying to build
9833 all of the trees that we need. Add initial preliminary VSX support.
9834 (builtin_function_type): Ditto.
9835 (builtin_function_eq): Ditto.
9836 (builtin_hash_struct): Ditto.
9837 (rs6000_init_builtins): Ditto.
9838 (rs6000_common_init_builtins): Ditto.
9839 (altivec_init_builtins): Ditto.
9840 (rs6000_common_init_builtins): Ditto.
9841 (enum reload_reg_type): New enum for simplifing reg classes.
9842 (rs6000_reload_register_type): Simplify register classes into GPR,
9843 Vector, and other registers. Altivec and VSX addresses in reload.
9844 (rs6000_secondary_reload_inner): Ditto.
9845 (rs6000_ira_cover_classes): New target hook, that returns the
9846 appropriate cover classes, based on -mvsx being used or not.
9847 (rs6000_secondary_reload_class): Add VSX support.
9848 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9849 (get_vsel_insn): Ditto.
9850 (rs6000_emit_vector_compare): Rewrite vector conditional support
9851 so that where we can, we use RTL operators, instead of blindly use
9853 (rs6000_emit_vector_select): Ditto.
9854 (rs6000_emit_vector_cond_expr): Ditto.
9855 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9856 (create_TOC_reference): Add -mdebug=addr support.
9857 (emit_frame_save): VSX loads/stores need register indexed addressing.
9859 * config/rs6000/rs6000.md: Include vector.md.
9861 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9863 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9864 support for V2DI, V2DF in logical, permute, select operations.
9866 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9867 switch for vsx/power7.
9868 (-mvsx-scalar-memory): Ditto.
9869 (-mvsx-align-128): Ditto.
9870 (-mallow-movmisalign): Ditto.
9871 (-mallow-df-permute): Ditto.
9872 (-msched-groups): Ditto.
9873 (-malways-hint): Ditto.
9874 (-malign-branch-targets): Ditto.
9876 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9878 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9879 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9880 (rs6000_vector_reg_class): Delete.
9881 (rs6000_vsx_reg_class): Ditto.
9882 (enum rs6000_reg_class_enum): New enum for the constraints that
9883 vary based on target switches.
9884 (rs6000_constraints): New array to hold the register class for all
9885 of the register constraints that vary based on the switches used.
9886 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9887 (enum rs6000_builtins): Add unsigned varients for the builtin
9888 declarations returned by target hooks for expanding multiplies,
9889 select, and permute operations. Add VSX builtins.
9890 (enum rs6000_builtin_type_index): Add entries for VSX.
9891 (V2DI_type_node): Ditto.
9892 (V2DF_type_node): Ditto.
9893 (unsigned_V2DI_type_node): Ditto.
9894 (bool_long_type_node): Ditto.
9895 (intDI_type_internal_node): Ditto.
9896 (uintDI_type_internal_node): Ditto.
9897 (double_type_internal_node): Ditto.
9899 * config/rs6000/altivec.md (whole file): Move all expanders to
9900 vector.md from altivec.md. Rename insn matching functions to be
9902 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9903 (altivec_vcmp*): Ditto.
9904 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9905 (VM): New iterator for moves that includes the VSX types.
9906 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9907 (altivec_vperm_<mode>_uns): New, for unsigned types.
9908 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9909 (altivec_eq<mode>): Ditto.
9910 (altivec_gt<mode>): Ditto.
9911 (altivec_gtu<mode>): Ditto.
9912 (altivec_eqv4sf): Ditto.
9913 (altivec_gev4sf): Ditto.
9914 (altivec_gtv4sf): Ditto.
9915 (altivec_vcmpbfp_p): Ditto.
9917 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9919 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9922 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9925 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9926 ASM_SHORT instead of .word.
9927 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9928 instead of .word in asm template.
9930 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9933 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9934 (process_bb_node_lives): Use it.
9936 * ira.c (setup_cover_and_important_classes): Don't setup
9937 ira_important_class_nums. Add cover classes to the end of
9939 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9941 (find_reg_class_closure): Use reorder_important_classes.
9943 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9945 * config/i386/i386.c (i386_ira_cover_classes): New function.
9946 (TARGET_IRA_COVER_CLASSES): Redefine.
9948 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9949 importance of order of cover classes in the array.
9951 2009-07-22 Diego Novillo <dnovillo@google.com>
9953 * tree-pass.h (TDF_EH): Define.
9954 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9955 contains TDF_EH, print the EH region number holding GS.
9956 * tree-dump.c (dump_options): Add "eh".
9957 * doc/invoke.texi: Document it.
9959 2009-07-22 Doug Kwan <dougkwan@google.com>
9961 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9963 2009-07-22 Michael Matz <matz@suse.de>
9965 PR tree-optimization/35229
9966 PR tree-optimization/39300
9968 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9969 (inhibit_phi_insertion): New function.
9970 (insert_into_preds_of_block): Call it for REFERENCEs.
9971 (init_pre): Initialize and finalize scalar evolutions.
9972 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9974 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9976 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9977 Use CONST_VECTOR_NUNITS to determine number of elements.
9979 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9981 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9982 (U, W): Constraints are now deprecated and will be removed if we
9984 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9986 ("prefetch"): Add the stcmh instruction for prefetching.
9987 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9989 (s390_short_displacement): Return always true if compiling for
9990 machines not providing the long displacement facility.
9991 (s390_mem_constraint): Support the new constraint letter Z.
9992 (s390_check_qrst_address): New function.
9994 2009-07-21 DJ Delorie <dj@redhat.com>
9996 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9999 2009-07-21 Jason Merrill <jason@redhat.com>
10001 * c-common.c (max_tinst_depth): Increase default to 1024.
10003 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10005 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10006 (vec_unpacku_float_lo_v4si): Ditto.
10008 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10011 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10012 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10013 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10014 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10016 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10018 PR tree-optimization/40813
10019 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10022 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10024 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10025 with a NOP_EXPR if needed.
10027 2009-07-21 Paul Brook <paul@codesourcery.com>
10029 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10030 Terminate debug dump with newline.
10032 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10034 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10035 Cast "1" to unsigned HOST_WIDE_INT.
10036 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10037 deposit length to the maximum length - lsb. Extend length if
10038 HOST_BITS_PER_WIDE_INT is 32.
10040 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10042 * cgraph.h (constant_pool_htab): New function.
10043 (constant_descriptor_tree): Move from varasm.c.
10044 * varasm.c (constant_pool_htab): New function.
10045 (constant_descriptor_tree): Move to cgraph.h.
10047 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10049 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10051 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10053 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10056 2009-07-20 Xinliang David Li <davidxl@google.com>
10058 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10060 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10062 * config/mips/mips.md (move_type): Add arith.
10063 (type): Handle arith.
10064 (zero_extendsidi2): Rename this into ...
10065 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10066 (zero_extendsidi2): New expander.
10067 (*zero_extendsidi2_dext): New pattern.
10069 2009-07-20 Nick Clifton <nickc@redhat.com>
10071 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10072 to set MIPS_ABI_DEFAULT.
10073 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10075 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10077 * tree-object-size.c (addr_object_size): Handle unions with
10078 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10080 PR tree-optimization/40792
10081 * tree.c (build_function_type_skip_args): Remove bogus assert.
10083 2009-07-20 Jan Hubicka <jh@suse.cz>
10084 Martin Jambor <mjambor@suse.cz>
10086 * cgraph.h (combined_args_to_skip): New field.
10087 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10088 combined_args_to_skip and args_to_skip.
10089 * tree-inline.c (update_clone_info): New function.
10090 (tree_function_versioning): Call update_clone_info.
10091 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10093 (cgraph_materialize_all_clones): More extensive dumping, working
10094 with combined_args_to_skip rather than args_to_skip.
10096 2009-07-20 Ira Rosen <irar@il.ibm.com>
10098 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10099 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10100 (get_initial_def_for_reduction): Likewise.
10101 (vectorizable_reduction): Skip the check of first operand in case
10102 of COND_EXPR. Add check that it is outer loop vectorization if
10103 nested cycle was detected. Call vectorizable_condition() for
10104 COND_EXPR. If reduction epilogue cannot be created do not fail for
10105 nested cycles (if it is not double reduction). Assert that there
10106 is only one type in the loop in case of COND_EXPR. Call
10107 vectorizable_condition() to vectorize COND_EXPR.
10108 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10109 Add parameters. Allow nested cycles if called from
10110 vectorizable_reduction(). Use reduction vector variable if provided.
10111 (vect_analyze_stmt): Call vectorizable_reduction() before
10112 vectorizable_condition().
10113 (vect_transform_stmt): Update call to vectorizable_condition().
10115 2009-07-20 Christian Bruel <christian.bruel@st.com>
10117 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10118 * doc/invoke.texi (-mfmovd): Likewise.
10119 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10121 2009-07-20 Jan Hubicka <jh@suse.cz>
10123 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10124 when handling SSA name.
10126 2009-07-19 Jan Hubicka <jh@suse.cz>
10128 PR tree-optimization/40676
10129 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10130 virtual PHIs in empty BBs.
10132 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10134 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10135 re-expanded the compound use gen_lowpart instead to convert to the
10138 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10140 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10141 OUTER_CONST arguments.
10142 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10143 the new wider mode will be masked off.
10144 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10146 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10148 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10149 high-order bits are zero.
10151 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10153 * combine.c (simplify_shift_const_1): Split code to determine
10154 shift_mode into ...
10155 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10156 new bits shifted in are identical to the old sign bit.
10158 2009-07-18 Richard Guenther <rguenther@suse.de>
10161 * gimplify.c (gimplify_call_expr): Reject code using results from
10162 functions returning void.
10164 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10166 * doc/md.texi: Document the new PowerPC "es" constraint.
10167 Document that "m" can include automodified addresses on this target,
10168 and explain how %U must be used. Extend the "Q" and "Z" documentation
10169 to suggest "es" as well as "m".
10170 * config/rs6000/constraints.md (es): New memory constraint.
10171 (Q, Z): Update strings to match new documentation.
10173 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10175 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10176 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10177 * config/rs6000/predicates.md (volatile_mem_operand): Use
10178 offsettable_nonstrict_memref_p.
10179 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10180 (*floatunssidf2_internal): Likewise.
10181 (*fix_truncdfsi2_internal): Likewise.
10182 (*fix_trunctfsi2_internal): Likewise.
10184 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10186 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10187 atmega32u2 devices.
10188 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10190 2009-07-17 Richard Guenther <rguenther@suse.de>
10193 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10194 (pass_warn_unused_result): Likewise.
10195 (TODO_set_props): Remove.
10196 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10198 (pass_diagnose_omp_blocks): Define.
10199 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10200 (c_gimple_diagnostics_recursively): Remove.
10201 (finish_function): Do not call it.
10202 (c_write_global_declarations): Continue after errors.
10203 Finalize the CU here.
10204 * c-gimplify.c (c_genericize): Do not gimplify here.
10205 * c-common.c (c_warn_unused_result): Move ...
10206 * tree-cfg.c (do_warn_unused_result): ... here.
10207 (run_warn_unused_result): New function.
10208 (gate_warn_unused_result): New function.
10209 (pass_warn_unused_result): New pass.
10210 * c-common.h (c_warn_unused_result): Remove.
10211 * flags.h (flag_warn_unused_result): Declare.
10212 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10213 * opts.c (flag_warn_unused_result): Initialize to false.
10214 * toplev.c (compile_file): Add comment.
10215 * omp-low.c (create_omp_child_function): Do not register
10216 the function with the frontend.
10217 (diagnose_omp_structured_block_errors): Prepare to be
10218 called as optimization pass.
10219 (gate_diagnose_omp_blocks): New function.
10220 (pass_diagnose_omp_blocks): New pass.
10221 * cgraph.h (cgraph_optimize): Remove.
10222 (cgraph_analyze_function): Likewise.
10223 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10224 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10225 before their parents here.
10226 (cgraph_finalize_function): Not here.
10227 (cgraph_analyze_function): Gimplify functions here.
10228 (cgraph_finalize_compilation_unit): Continue after errors.
10229 Optimize the callgraph from here.
10230 (cgraph_optimize): Make static.
10231 * langhooks.c (write_global_declarations): Finalize the CU.
10232 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10233 (gimplify_function_tree): Assert we gimplify only once.
10234 Set PROP_gimple_any property.
10235 * tree-nested.c (gimplify_all_functions): New function.
10236 (lower_nested_functions): Gimplify all nested functions.
10237 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10238 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10239 and pass_diagnose_omp_blocks after gimplification. Do not
10240 set TODO_set_props on all_lowering_passes.
10241 (execute_one_pass): Do not handle TODO_set_props.
10242 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10243 (gimplify.o): Add tree-pass.h dependency.
10244 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10245 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10246 (unsave_r): Likewise.
10247 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10248 temporary variable.
10250 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10252 * doc/service.texi (Service): Restore previously removed link,
10253 which isn't broken after all.
10255 2009-07-17 Richard Guenther <rguenther@suse.de>
10257 PR tree-optimization/40321
10258 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10259 PHI nodes to the maximal set.
10260 (make_values_for_phi): Add PHI arguments to the maximal set.
10261 (execute_pre): Dump PHI_GEN and the maximal set.
10263 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10266 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10269 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10271 * doc/extend.texi (Nested Functions): Replace broken link with
10273 * doc/service.texi (Service): Remove broken link.
10275 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10278 * builtins.c (expand_builtin_memcmp): Use loc instead of
10279 EXPR_LOCATION (exp).
10280 (expand_builtin_strncmp): Likewise.
10282 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10283 Manuel López-Ibáñez <manu@gcc.gnu.org>
10286 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10287 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10288 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10289 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10290 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10291 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10292 tree-inline.c, c-common.c, c-common.h, gimple.c,
10293 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10294 convert.c: Add location argument to fold_{unary,binary,ternary},
10295 fold_build[123], build_call_expr, build_size_arg,
10296 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10297 fold_build1_initializer, fold_build2_initializer,
10298 fold_build3_initializer, fold_build_call_array,
10299 fold_build_call_array_initializer, fold_single_bit_test,
10300 omit_one_operand, omit_two_operands, invert_truthvalue,
10301 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10302 combine_comparisons, fold_builtin_*, fold_call_expr,
10303 build_range_check, maybe_fold_offset_to_address, round_up,
10306 2009-07-16 Jason Merrill <jason@redhat.com>
10309 * c-common.c (c_common_reswords): Add __is_standard_layout
10311 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10312 * doc/implement-cxx.texi: New.
10313 * doc/gcc.texi: Include it.
10315 2009-07-16 DJ Delorie <dj@redhat.com>
10317 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10318 compares that may be indirectly affected by previous instructions.
10320 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10322 * builtins.c (do_mpc_arg2): New.
10323 (fold_builtin_2): Fold builtin cpow.
10324 * real.h (HAVE_mpc_pow): New.
10326 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10328 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10329 comparison to skip unprofitable schedule
10331 2009-07-16 Simon Baldwin <simonb@google.com>
10333 * gcc.c (option_map): New flag -no-canonical-prefixes.
10334 * (display_help): Print help text for new flag.
10335 * (process_command): Move options translation and language specifics
10336 and handle new flag early. Use it to set a function pointer to a
10337 prefix builder. Replace make_relative_prefix calls with calls to
10338 the function pointed to. Ignore new flag in regular options handling.
10339 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10341 2009-07-15 DJ Delorie <dj@redhat.com>
10343 * config/mep/mep.md (sibcall_internal): Change register to avoid
10344 argument registers.
10345 (sibcall_value_internal): Likewise.
10347 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10349 PR rtl-optimization/40710
10350 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10352 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10354 * config/mips/mips.md (*extenddi_truncate<mode>,
10355 *extendsi_truncate<mode>): Change type attribute to move_type
10356 with shift_shift. Split out code handling exts from here ...
10357 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10359 (*extendhi_truncateqi): Change type attribute to move_type with
10360 shift_shift. Split out code handling exts from here ...
10361 (*extendhi_truncateqi_exts): ... to this new pattern.
10363 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10365 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10366 instead of "and" with inverted sign bit mask value. Use
10367 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10368 Allocate registers only for operand 4 and operand 5.
10370 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10372 PR middle-end/40747
10373 * fold-const.c (fold_cond_expr_with_comparison): When folding
10374 < and <= to MIN, make sure the MIN uses the same type as the
10375 comparison's operands.
10377 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10379 * arm.md (ior_xor): New code iterator.
10380 (split for ior/xor with shift and zero-extend): New split pattern.
10381 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10383 2009-07-15 Richard Guenther <rguenther@suse.de>
10385 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10388 2009-07-15 Richard Guenther <rguenther@suse.de>
10390 PR middle-end/40753
10391 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10393 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10395 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10396 handle 2.6.30 kernel.
10398 2009-07-15 DJ Delorie <dj@redhat.com>
10400 * config/mep/mep.md (sibcall_internal): Change register to allow
10401 for 24-bit addresses.
10402 (sibcall_value_internal): Likewise.
10404 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10406 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10407 that are enabled/disabled by the flags introduced by a previous patch.
10409 2009-07-14 DJ Delorie <dj@redhat.com>
10411 * config/mep/mep.md (sibcall_internal): Include non-toggling
10413 (sibcall_value_internal): Likewise.
10415 2009-07-14 Taras Glek <tglek@mozilla.com>
10416 Rafael Espindola <espindola@google.com>
10418 * doc/sourcebuild.texi: Document install-plugin target.
10419 * configure.ac: Added install-plugin target to language makefiles.
10420 * configure: Regenerate.
10421 * Makefile.in: (install-plugin): Install more headers,
10422 depend on lang.install-plugin.
10424 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10426 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10429 2009-07-14 DJ Delorie <dj@redhat.com>
10431 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10432 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10433 * config/mep/mep.md (sibcall_internal): Change test from
10434 mep_vliw_mode_match to mep_vliw_jmp_match.
10435 (sibcall_value_internal): Likewise.
10437 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10439 * config/i386/sse.md (copysign<mode>3): New expander.
10440 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10441 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10442 Use ix86_build_const_vector.
10443 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10444 IX86_BUILTIN_CPYSGNPD.
10445 (builtin_description): Add __builtin_ia32_copysignps and
10446 __builtin_ia32_copysignpd.
10447 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10448 and BUILT_IN_COPYSIGNF.
10450 2009-07-13 Jason Merrill <jason@redhat.com>
10452 * builtins.c (can_trust_pointer_alignment): New fn.
10453 (get_pointer_alignment): Factor it out from here.
10454 * tree.h: Declare it.
10456 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10458 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10461 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10465 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10467 2009-07-14 Richard Guenther <rguenther@suse.de>
10468 Andrey Belevantsev <abel@ispras.ru>
10470 PR middle-end/40745
10471 * cfgexpand.c (partition_stack_vars): Do not bother to update
10472 alias information when not optimizing.
10474 2009-07-14 Richard Guenther <rguenther@suse.de>
10475 Andrey Belevantsev <abel@ispras.ru>
10477 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10478 (pt_solution_set): Likewise.
10479 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10480 * tree-ssa-structalias.c (pt_solution_set): New function.
10481 * final.c (rest_of_clean_state): Free SSA data structures.
10482 * print-rtl.c (print_decl_name): Remove.
10483 (print_mem_expr): Implement in terms of print_generic_expr.
10484 * alias.c (ao_ref_from_mem): New function.
10485 (rtx_refs_may_alias_p): Likewise.
10486 (true_dependence): Query alias-export info.
10487 (canon_true_dependence): Likewise.
10488 (write_dependence_p): Likewise.
10489 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10491 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10492 (mem_expr_equal_p): Use operand_equal_p.
10493 (set_mem_attributes_minus_bitpos): Do not use
10494 component_ref_for_mem_expr.
10495 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10496 (update_alias_info_with_stack_vars): Likewise.
10497 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10498 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10499 explicitly nor clear stmt operands.
10500 Free the decl-to-pointer map.
10501 * tree-optimize.c (execute_free_datastructures): Do not free
10502 SSA data structures here.
10503 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10504 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10505 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10507 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10509 2009-07-13 DJ Delorie <dj@redhat.com>
10511 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10512 unrolling at the right iteration count.
10514 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10517 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10519 * haifa-sched.c (rank_for_schedule): Introduced flags to
10520 enable/disable individual scheduling heuristics.
10521 * common.opt: Introduced flags to enable/disable individual
10522 heuristics in the scheduler.
10523 * doc/invoke.texi: Introduced flags to enable/disable individual
10524 heuristics in the scheduler.
10526 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10528 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10529 config/i386/mingw-tls.c.
10530 * config/i386/mingw-tls.c: Removed.
10532 2009-07-13 Ira Rosen <irar@il.ibm.com>
10534 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10535 checks access only relevant statements.
10536 (vectorizable_reduction): Likewise.
10538 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10540 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10541 just for 32-bit case.
10543 2009-07-12 Jan Hubicka <jh@suse.cz>
10545 PR tree-optimization/40585
10546 * except.c (expand_resx_expr): When there already is resume
10547 instruction, produce linked list.
10548 (build_post_landing_pads): Assert that resume is empty.
10549 (connect_post_landing_pads): Handle resume lists.
10550 (dump_eh_tree): Dump resume list.
10552 2009-07-12 Ira Rosen <irar@il.ibm.com>
10554 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10555 with additional argument.
10556 * tree-vectorizer.h (enum vect_def_type): Add
10557 vect_double_reduction_def.
10558 (vect_is_simple_reduction): Add argument.
10559 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10561 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10562 vect_is_simple_reduction with additional argument.
10563 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10565 (reduction_code_for_scalar_code): Handle additional codes by
10566 returning ERROR_MARK for them. Fix comment and indentation.
10567 (vect_is_simple_reduction): Fix comment, add argument to specify
10568 double reduction. Detect double reduction.
10569 (get_initial_def_for_induction): Fix indentation.
10570 (get_initial_def_for_reduction): Fix comment and indentation.
10571 Handle double reduction. Create initial definitions that do not
10572 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10573 (vect_create_epilog_for_reduction): Fix comment, add argument to
10574 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10575 epilogue result extraction. Create double reduction phi node and
10576 replace relevant uses.
10577 (vectorizable_reduction): Call vect_is_simple_reduction with
10578 additional argument. Fix indentation. Update epilogue code treatment
10579 according to the changes in reduction_code_for_scalar_code. Check
10580 for double reduction. Call vect_create_epilog_for_reduction with
10581 additional argument.
10582 * tree-vect-stmts.c (process_use): Handle double reduction, update
10584 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10585 (vect_get_vec_def_for_operand): Likewise.
10587 2009-07-12 Danny Smith <dansmister@gmail.com>
10589 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10590 dllexport if !TREE_PUBLIC.
10591 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10593 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10595 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10596 (avr_extra_arch_macro) Remove declatation.
10597 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10598 (avr_extra_arch_macro) Declare as static.
10599 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10601 2009-07-11 Jan Hubicka <jh@suse.cz>
10603 PR middle-end/48388
10604 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10606 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10609 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10610 cold_in_std_section bits.
10611 (dwarf2out_begin_prologue): Initialize them.
10612 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10613 if already covered by text_section or cold_text_section range.
10615 PR rtl-optimization/40667
10616 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10617 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10618 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10619 * config/i386/i386.c (ix86_minimum_alignment): New function.
10620 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10621 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10622 * emit-rtl.c (gen_reg_rtx): Likewise.
10623 * function.c (assign_parms): Likewise. If nominal_type needs
10624 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10625 rather than passed_type's alignment.
10628 * function.c (assign_parm_setup_stack): Adjust
10629 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10630 from nominal_mode on big endian.
10632 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10634 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10636 2009-07-10 DJ Delorie <dj@redhat.com>
10638 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10640 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10642 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10644 (thumb2_cbnz): Likewise.
10646 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10649 * config.gcc (supported_defaults): Add synci.
10650 (with_synci): Add validation.
10651 (all_defaults): Add synci.
10652 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10655 * config/mips/mips.opt (msynci): New option.
10656 * config/mips/mips.c (mips_override_options): Warn on use of
10657 -msynci for targets that do now support it.
10658 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10660 * gcc/doc/invoke.texi (-msynci): Document the new option.
10661 * doc/install.texi (--with-synci): Document the new option.
10663 2009-07-10 Richard Guenther <rguenther@suse.de>
10665 PR tree-optimization/40496
10666 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10667 the PHI result with a compatible type.
10669 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10673 * c.opt (Wunused-result): New.
10674 * doc/invoke.texi: Document it.
10675 * c-common.c (c_warn_unused_result): Use it.
10677 2009-07-09 DJ Delorie <dj@redhat.com>
10679 * targhooks.c (default_target_can_inline_p): Rename from
10680 default_target_option_can_inline_p.
10681 * targhooks.h (default_target_can_inline_p): Likewise.
10682 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10683 TARGET_OPTION_CAN_INLINE_P.
10684 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10685 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10686 (mep_target_can_inline_p): Rename from
10687 mep_target_option_can_inline_p.
10690 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10691 registers used to pass vectors.
10693 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10695 2009-07-09 Tom Tromey <tromey@redhat.com>
10697 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10698 * config/mmix/mmix.c: Include dwarf2.h.
10699 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10700 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10701 * config/sh/sh.c: Include dwarf2.h.
10702 * config/i386/i386.c: Include dwarf2.h.
10703 * Makefile.in (DWARF2_H): Remove 'elf'.
10704 * except.c: Include dwarf2.h.
10705 * unwind-dw2.c: Include dwarf2.h.
10706 * dwarf2out.c: Include dwarf2.h.
10707 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10708 * unwind-dw2-fde.c: Include dwarf2.h.
10709 * dwarf2asm.c: Include dwarf2.h.
10711 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10713 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10714 (max_issue): Use it.
10715 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10717 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10718 (region_sched_info): Update.
10719 * sched-ebb.c (ebb_sched_info): Update.
10720 * modulo-sched.c (sms_sched_info): Update.
10721 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10723 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10725 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10727 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10729 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10731 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10733 PR middle-end/40692
10734 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10735 arg1 with arg01 if arg1 is already INTEGER_CST.
10737 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10739 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10740 Transform (and (truncate)) into (truncate (and)).
10742 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10744 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10745 creating LHS paradoxical subregs. Fix surrounding returns to
10746 use NULL_RTX rather than 0.
10748 2009-07-08 DJ Delorie <dj@redhat.com>
10750 * config/mep/mep.c: (mep_option_can_inline_p): New.
10751 (TARGET_OPTION_CAN_INLINE_P): Define.
10753 2009-07-08 Mark Wielaard <mjw@redhat.com>
10756 * dwarf2out.c (add_data_member_location_attribute): When we have
10757 only a constant offset don't emit a new location description using
10758 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10761 2009-07-08 Richard Henderson <rth@redhat.com>
10764 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10765 (enum reg_class): Add CLOBBERED_REGS.
10766 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10767 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10768 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10769 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10770 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10771 force 64-bit sibcalls into R11.
10772 * config/i386/constraints.md (U): New constraint.
10773 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10774 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10775 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10777 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10779 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10781 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10782 * ebitmap.h (dump_ebitmap): Ditto.
10783 * optabs.h (optab_libfunc): Ditto.
10784 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10785 * tree-flow.h (vect_can_force_dr_alignment_p,
10786 get_vectype_for_scalar_type): Ditto.
10787 (vectorize_loops): Move prototype to ...
10788 * tree-vectorizer.h: ... here. Also, adjust comment.
10789 (vect_set_verbosity_level): Remove duplicate prototype.
10790 * tree-ssa-loop.c: Include tree-vectorizer.h.
10791 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10793 2009-07-08 Nick Clifton <nickc@redhat.com>
10795 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10798 2009-07-08 DJ Delorie <dj@redhat.com>
10800 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10801 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10802 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10804 * config/mep/intrinsics.md: Regenerated.
10805 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10806 registers when asm() or calls are detected.
10808 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10811 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10813 * gimple (gimple_build_call_from_tree): Likewise.
10814 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10815 no_warning flag before warning.
10817 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10819 * tree.c (set_expr_locus): Remove.
10820 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10821 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10823 * gimplify.c (internal_get_tmp_var): Likewise.
10824 (gimplify_call_expr): Likewise.
10825 (gimplify_one_sizepos): Likewise.
10827 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10830 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10831 to variables for debugging purposes.
10833 2009-06-23 Mark Loeser <mark@halcy0n.com>
10836 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10838 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10840 * pretty-print.c (pp_base_format): Remove %J.
10841 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10842 gcc_cxxdiag_char_table): Likewise.
10843 (init_dynamic_diag_info): Likewise.
10845 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10847 * pretty-print.c (pp_base_format): Remove %H.
10848 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10849 gcc_cxxdiag_char_table): Likewise.
10850 (init_dynamic_diag_info): Likewise.
10851 * config/mep/mep.c (mep_select_section): Likewise.
10853 2009-07-07 Duncan Sands <baldrick@free.fr>
10855 * final.c (pass_clean_state): Give the pass a name.
10856 * passes.c (pass_rest_of_compilation): Likewise.
10857 * tree-optimize.c (pass_all_optimizations): Likewise.
10859 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10861 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10862 an extra 'decl' for error_at.
10864 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10866 PR middle-end/40669
10867 * tree-tailcall.c (adjust_return_value_with_ops,
10868 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10869 if it has complex or vector type.
10871 2009-07-07 Olivier Hainque <hainque@adacore.com>
10873 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10876 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10878 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10880 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10882 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10883 * c-decl.c: Likewise.
10884 * function.c: Likewise.
10885 * varasm.c: Likewise.
10886 * tree-ssa.c: Likewise.
10887 * c-common.c: Likewise.
10888 * tree-cfg.c: Likewise.
10889 * config/spu/spu.c: Likewise.
10890 * config/ia64/ia64.c: Likewise.
10891 * config/v850/v850.c: Likewise.
10893 2009-07-06 DJ Delorie <dj@redhat.com>
10895 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10896 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10897 unspecified accesses to control registers.
10898 * config/mep/intrinsics.md: Regenerate.
10899 * config/mep/intrinsics.h: Regenerate.
10900 * config/mep/mep-intrin.h: Regenerate.
10902 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10904 * c-lex.c: Replace %H by an explicit location. Update all calls.
10905 * c-common.c: Likewise.
10906 * c-decl.c: Likewise.
10907 * c-typeck.c: Likewise.
10908 * fold-const.c: Likewise.
10909 * gimplify.c: Likewise.
10910 * stmt.c: Likewise.
10911 * tree-cfg.c: Likewise.
10912 * tree-ssa-loop-niter.c: Likewise.
10913 * tree-vrp.c: Likewise.
10914 * value-prof.c: Likewise.
10916 2009-07-06 Diego Novillo <dnovillo@google.com>
10918 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10919 if it has one. Handle cases where VAR does not have an
10920 annotation or cfun is NULL.
10922 2009-07-06 Diego Novillo <dnovillo@google.com>
10924 * tree.c: Include debug.h.
10925 (initialize_tree_contains_struct): New.
10926 (init_ttree): Call it.
10927 (tree_node_structure_for_code): Factor out of ...
10928 (tree_node_structure): ... here.
10929 * treestruct.def (TS_PHI_NODE): Remove.
10930 (TS_GIMPLE_STATEMENT): Remove.
10932 2009-07-06 Diego Novillo <dnovillo@google.com>
10934 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10935 (debug_tree_chain): Handle cycles.
10937 2009-07-06 Nick Clifton <nickc@redhat.com>
10938 DJ Delorie <dj@redhat.com>
10940 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10941 __FMOVD_ENABLED__ is defined.
10943 (TARGET_FMOVD): Provide a default definition.
10944 (MASK_FMOVD): Likewise.
10945 (TARGET_CPU_CPP_BUILTINS): Define
10946 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10947 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10948 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10949 (split for DF load from memory into register): Also handle
10950 MEMs which consist of REG+DISP addressing.
10951 (split for DF store from register to memory): Likewise.
10952 (movsf_ie): Always use single fp_mode.
10953 * config/sh/sh.c (sh_override_options): Do not automatically
10954 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10955 that to the -mfmovd command line switch.
10956 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10957 (fldi_ok): Always allow.
10958 * config/sh/sh.opt (mfmovd): Remove this switch.
10959 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10961 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10962 Kaz Kojima <kkojima@gcc.gnu.org>
10964 PR rtl-optimization/30807
10965 * postreload.c (reload_combine): For every new use of REG_SUM,
10966 record the use of BASE.
10968 2009-07-06 Jan Hubicka <jh@suse.cz>
10970 * params.def: Revert my accidental commit at 2009-06-30.
10972 2009-07-04 Ian Lance Taylor <iant@google.com>
10975 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10977 (mingw_format_attribute_overrides): Likewise.
10979 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10982 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10983 don't check cfa.reg. Instead of cfa.indirect use
10984 fde && fde->drap_reg != INVALID_REGNUM test.
10986 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10988 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10990 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10993 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10995 2009-07-03 Richard Guenther <rguenther@suse.de>
10997 PR tree-optimization/40640
10998 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11001 2009-07-03 Jan Hubicka <jh@suse.cz>
11003 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11004 for size, reduce amount of inlining.
11006 2009-07-03 Richard Guenther <rguenther@suse.de>
11008 PR middle-end/34163
11009 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11010 if t +- x is known to not overflow and the conversion widens the
11012 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11014 2009-07-03 Jan Hubicka <jh@suse.cz>
11016 * ipa-pure-const.c (analyze): Update loop optimizer init.
11017 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11018 try_remove_empty_loop, remove_empty_loops): Remove.
11019 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11020 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11021 to mark regular loops as neccesary.
11022 (degenerate_phi_p): New function.
11023 (propagate_necessity, remove_dead_phis): Use it.
11024 (forward_edge_to_pdom): Likewise.
11025 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11026 virtual PHI nodes that became unreachable.
11027 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11028 * tree-flow.h (remove_empty_loops): Remove.
11029 * passes.c (init_optimization_passes): Remove.
11031 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11033 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11034 can_create_pseudo_p.
11035 (*fix_trunc<mode>_i387_1): Ditto.
11036 (*floathi<mode>2_1): Ditto.
11037 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11038 (*fistdi2_1): Ditto.
11039 (*fist<mode>2_1): Ditto.
11040 (frndintxf2_floor): Ditto.
11041 (*fist<mode>2_floor_1): Ditto.
11042 (frndintxf2_ceil): Ditto.
11043 (*fist<mode>2_ceil_1): Ditto.
11044 (frndintxf2_trunc): Ditto.
11045 (frndintxf2_mask_pm): Ditto.
11046 (fxam<mode>2_i387_with_temp): Ditto.
11047 * config/i386/sse.md (mulv16qi3): Ditto.
11048 (*sse2_mulv4si3): Ditto.
11050 (sse4_2_pcmpestr): Ditto.
11051 (sse4_2_pcmpistr): Ditto.
11053 2009-07-03 Jan Hubicka <jh@suse.cz>
11055 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11056 (mark_stmt_necessary): Set it.
11057 (mark_operand_necessary): Set it.
11058 (mark_control_dependent_edges_necessary): Set it.
11059 (mark_virtual_phi_result_for_renaming): New function.
11060 (get_live_post_dom): New function.
11061 (forward_edge_to_pdom): New function.
11062 (remove_dead_stmt): Fix handling of control dependences.
11063 (tree_dce_init): Init new bitmap.
11064 (tree_dce_done): Free it.
11066 2009-07-02 Richard Guenther <rguenther@suse.de>
11069 * tree-ssa-structalias.c (new_var_info): Initialize
11072 2009-07-02 Jan Hubicka <jh@suse.cz>
11074 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11077 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11079 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11080 instead of recomputing it. Adjust calls.
11081 (emit_store_flag): Adjust recursive calls.
11083 2009-07-02 Richard Guenther <rguenther@suse.de>
11085 * tree-ssa-live.c (remove_unused_locals): Do not remove
11087 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11088 of DECL_EXTERNAL for HEAP variables.
11089 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11090 HEAP variables. Do not adjust RESTRICT vars.
11091 (find_what_var_points_to): Nobody cares if something
11092 points to READONLY.
11094 2009-07-02 Ben Elliston <bje@au.ibm.com>
11096 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11097 pc_low and pc_high declarations to the top of the function.
11099 2009-07-01 DJ Delorie <dj@redhat.com>
11101 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11102 registers as fixed.
11103 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11104 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11105 unspecified accesses to control registers.
11106 * config/mep/intrinsics.md: Regenerate.
11107 * config/mep/intrinsics.h: Regenerate.
11108 * config/mep/mep-intrin.h: Regenerate.
11110 2009-07-01 Anthony Green <green@moxielogic.com>
11112 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11113 instruction when possible.
11114 (moxie_expand_prologue): Ditto. Also, save an instruction and
11115 some complexity by popping off of $r12 instead of $sp.
11116 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11119 2009-07-01 Richard Henderson <rth@redhat.com>
11122 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11123 contained no insns, reposition note before last insn.
11125 2009-07-01 Richard Henderson <rth@redhat.com>
11128 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11129 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11131 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11134 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11135 darwin9 for printing reg addresses with %y.
11137 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11139 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11140 truncation from operands in binary operations.
11142 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11145 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11146 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11147 subreg of op0 to the original op0.
11149 * expmed.c (store_bit_field_1): Use a temporary as the destination
11150 instead of a paradoxical subreg when we need to truncate the result.
11152 2009-07-01 DJ Delorie <dj@redhat.com>
11154 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11155 names to VLIW variants.
11156 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11157 * config/mep/intrinsics.md: Regenerate.
11158 * config/mep/intrinsics.h: Regenerate.
11159 * config/mep/mep-intrin.h: Regenerate.
11161 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11164 * jump.c (returnjump_p): Revert last patch.
11165 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11167 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11170 * pa.md (casesi32p): Use jump table label to determine the offset
11172 (casesi64p): Likewise.
11174 * pa.c (forward_branch_p): Return bool type. Use instruction
11175 addresses when available. Assert that INSN has a jump label.
11176 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11179 2009-07-01 Richard Guenther <rguenther@suse.de>
11181 PR tree-optimization/19831
11182 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11183 that only act as barriers do not make any previous stores necessary.
11184 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11185 HEAP variables global, do not add a constraint from nonlocal.
11186 (find_func_aliases): Handle escapes through return statements.
11187 (compute_points_to_sets): Make escaped HEAP variables global.
11189 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11192 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11193 after reducing a DImode cstore to SImode.
11195 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11197 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11198 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11200 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11202 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11203 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11205 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11206 and umod_optab if TARGET_BSD_DIVMOD.
11207 * config/vax/lib1funcs.asm: New file.
11208 * config/vax/t-linux: New file.
11209 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11211 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11214 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11215 to type arguments that have void type.
11218 * dwarf2out.c (gen_formal_parameter_die): Call
11219 equate_decl_number_to_die if node is different from origin.
11221 2009-06-30 Anthony Green <green@moxielogic.com>
11223 Clean up moxie port for --enable-build-with-cxx.
11224 * config/moxie/moxie.c (moxie_function_value): First two
11225 parameters are const_tree, not tree.
11226 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11227 (REG_CLASS_NAMES): Ditto.
11228 (REGNO_REG_CLASS): Ditto.
11229 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11230 (moxie_function_value): Fix constyness of arguments.
11232 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11234 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11235 finalize_size_functions before further processing.
11236 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11237 (variable_size): Call self_referential_size on size expressions
11238 that contain a PLACEHOLDER_EXPR.
11239 (size_functions): New static variable.
11240 (copy_self_referential_tree_r): New static function.
11241 (self_referential_size): Likewise.
11242 (finalize_size_functions): New global function.
11243 * tree.c: Include tree-inline.h.
11244 (push_without_duplicates): New static function.
11245 (find_placeholder_in_expr): New global function.
11246 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11248 <tcc_expression>: Likewise.
11249 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11250 the call in the expression.
11251 * tree.h (finalize_size_functions): Declare.
11252 (find_placeholder_in_expr): Likewise.
11253 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11254 (substitute_placeholder_in_expr): Update comment.
11255 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11257 (copy_tree_body_r): Likewise.
11258 (copy_tree_body): New static function.
11259 (maybe_inline_call_in_expr): New global function.
11260 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11261 (maybe_inline_call_in_expr): Declare.
11262 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11263 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11266 2009-06-30 Richard Guenther <rguenther@suse.de>
11268 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11270 (propagate_necessity): Do not mark reaching defs of stores
11273 2009-06-30 Jan Hubicka <jh@suse.cz>
11275 * cfgloopanal.c (check_irred): Move into ...
11276 (mark_irreducible_loops): ... here; return true if ireducible
11278 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11279 (analyze_function): Try to prove loop finiteness.
11280 * cfgloop.h (mark_irreducible_loops): Update prototype.
11281 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11283 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11285 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11287 2009-06-30 Ira Rosen <irar@il.ibm.com>
11289 PR tree-optimization/40542
11290 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11293 2009-06-30 Martin Jambor <mjambor@suse.cz>
11295 PR tree-optimization/40582
11296 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11297 than useless_type_conversion_p.
11298 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11301 2009-06-30 Martin Jambor <mjambor@suse.cz>
11303 PR middle-end/40554
11304 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11306 2009-06-30 Richard Guenther <rguenther@suse.de>
11308 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11309 use ao_ref references.
11310 (walk_aliased_vdefs): Likewise.
11311 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11312 * tree-ssa-dce.c (struct ref_data): Remove.
11313 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11314 (mark_aliased_reaching_defs_necessary): Adjust.
11315 (mark_all_reaching_defs_necessary_1): Likewise.
11317 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11320 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11321 (emit_store_flag_1): Extract from emit_store_flag, adjust
11322 calls to (what now is) emit_cstore.
11323 (emit_store_flag): Call emit_store_flag_1 and also use it
11324 for what used to be recursive calls.
11326 2009-06-30 Wei Guozhi <carrot@google.com>
11329 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11330 if the target bb post dominates from bb.
11331 * config/i386/i386.c (memory_address_length): Check existence of base
11332 register before using it.
11334 2009-06-30 Nick Clifton <nickc@redhat.com>
11335 DJ Delorie <dj@redhat.com>
11337 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11338 __FMOVD_ENABLED__ is defined.
11340 (TARGET_FMOVD): Provide a default definition.
11341 (MASK_FMOVD): Likewise.
11342 (TARGET_CPU_CPP_BUILTINS): Define
11343 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11344 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11345 two fmov instructions depending upon whether TARGET_FMOVD is
11347 (split for DF load from memory into register): Also handle
11348 MEMs which consist of REG+DISP addressing.
11349 (split for DF store from register to memory): Likewise.
11350 * config/sh/sh.opt (mfmovd): Remove this switch.
11351 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11352 * config/sh/sh.c (sh_override_options): Do not automatically
11353 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11354 that to the -mfmovd command line switch.
11356 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11358 (fldi_ok): Always allow.
11359 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11361 2009-06-29 DJ Delorie <dj@redhat.com>
11363 * doc/install.texi (mep-x-elf): Correct chip's full name.
11365 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11367 * doc/extend.texi: Fix typo.
11369 2009-06-29 Tom Tromey <tromey@redhat.com>
11371 * dwarf2.h: Remove.
11372 * Makefile.in (DWARF2_H): New variable.
11373 (except.o): Use it.
11374 (dwarf2out.o): Likewise.
11375 (dwarf2asm.o): Likewise.
11376 * config/i386/t-i386: Use DWARF2_H.
11377 * except.c: Include elf/dwarf2.h.
11378 * unwind-dw2.c: Include elf/dwarf2.h.
11379 * dwarf2out.c: Include elf/dwarf2.h.
11380 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11381 <dtprel>: New field.
11382 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11383 (size_of_loc_descr): Likewise.
11384 (output_loc_operands_raw): Likewise.
11385 (output_loc_operands): Handle new dtprel field.
11386 (loc_checksum): Update.
11387 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11388 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11389 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11390 * dwarf2asm.c: Include elf/dwarf2.h.
11391 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11392 * config/mmix/mmix.c: Include elf/dwarf2.h.
11393 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11394 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11395 * config/sh/sh.c: Include elf/dwarf2.h.
11396 * config/i386/i386.c: Include elf/dwarf2.h.
11398 2009-06-29 DJ Delorie <dj@redhat.com>
11400 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11402 * doc/extend.texi: Add MeP attributes and pragmas.
11403 * doc/invoke.text: Add MeP Options.
11404 * doc/contrib.texi: Add MeP contribution.
11405 * doc/md.texi: Add MeP constraints.
11406 * doc/install.texi: Add MeP target.
11408 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11410 * target.h (struct gcc_target): Add frame_pointer_required field.
11411 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11412 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11413 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11415 * reload1.c (update_eliminables): (Ditto.).
11416 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11417 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11418 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11420 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11422 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11423 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11424 (arm_frame_pointer_required): New function.
11426 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11427 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11428 (avr_frame_pointer_required_p): Declare as static.
11429 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11431 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11432 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11433 (bfin_frame_pointer_required): Make as static, change return type
11435 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11437 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11438 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11439 (cris_frame_pointer_required): New function.
11441 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11443 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11444 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11445 (fr30_frame_pointer_required): New function.
11447 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11448 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11449 (frv_frame_pointer_required): Make as static, change return type
11451 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11453 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11454 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11455 (ix86_frame_pointer_required): Make as static, change return type to
11457 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11459 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11460 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11462 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11464 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11466 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11468 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11469 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11470 (mips_frame_pointer_required): Make as static.
11471 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11473 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11474 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11475 (mmix_frame_pointer_required): Mew function.
11477 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11478 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11480 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11482 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11484 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11486 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11487 (CAN_ELIMINATE): Redefine.
11488 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11489 (sparc_frame_pointer_required): New function.
11490 (sparc_can_eliminate): New function.
11491 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11493 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11494 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11496 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11497 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11498 (xtensa_frame_pointer_required): Make as static, change return type
11500 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11503 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11505 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11506 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11507 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11508 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11509 (register_callback): Handle PLUGIN_START_UNIT.
11510 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11512 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11514 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11516 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11517 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11519 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11521 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11524 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11526 * doc/extend.texi (Additional Floating Types): __float128 is also
11527 supported on i386 targets.
11529 2009-06-29 Richard Guenther <rguenther@suse.de>
11531 PR middle-end/14187
11532 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11534 (pt_solutions_same_restrict_base): Declare.
11535 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11537 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11538 (make_constraint_from, make_copy_constraint): Move earlier.
11539 (make_constraint_from_heapvar): New function.
11540 (make_constraint_from_restrict): Likewise.
11541 (handle_lhs_call): Use it.
11542 (find_func_aliases): Use it to track conversions to restrict
11543 qualified pointers.
11544 (struct fieldoff): Add only_restrict_pointers flag.
11545 (push_fields_onto_fieldstack): Initialize it.
11546 (create_variable_info_for): Track global restrict qualified pointers.
11547 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11548 Track restrict qualified pointer arguments.
11549 (set_uids_in_ptset): Use varinfo is_global_var flag.
11550 (find_what_var_points_to): Set the vars_contains_restrict flag.
11551 Always create the points-to solution for sets including restrict tags.
11552 (pt_solutions_same_restrict_base): New function.
11553 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11554 qualified pointers use pt_solutions_same_restrict_base as
11555 additional source for disambiguation.
11557 2009-06-29 Richard Guenther <rguenther@suse.de>
11559 PR middle-end/38212
11560 * alias.c (find_base_decl): Remove.
11561 (get_deref_alias_set_1): Remove restrict handling.
11562 * c-common.c (c_apply_type_quals_to_decl): Do not set
11563 DECL_POINTER_ALIAS_SET.
11564 * gimplify.c (find_single_pointer_decl_1): Remove.
11565 (find_single_pointer_decl): Likewise.
11566 (internal_get_tmp_var): Remove restrict handling.
11567 (gimple_regimplify_operands): Likewise.
11568 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11569 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11570 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11571 * tree.c (restrict_base_for_decl): Remove.
11572 (init_ttree): Do not allocate it.
11573 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11574 LABEL_DECL_UID for label decls.
11575 (copy_node_stat): Do not copy restrict information.
11576 (decl_restrict_base_lookup): Remove.
11577 (decl_restrict_base_insert): Likewise.
11578 (print_restrict_base_statistics): Likewise.
11579 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11580 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11581 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11582 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11583 (LABEL_DECL_UID): Adjust.
11584 (DECL_BASED_ON_RESTRICT_P): Remove.
11585 (DECL_GET_RESTRICT_BASE): Likewise.
11586 (SET_DECL_RESTRICT_BASE): Likewise.
11587 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11589 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11590 instead of DECL_POINTER_ALIAS_SET.
11591 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11592 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11593 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11595 2009-06-29 Richard Guenther <rguenther@suse.de>
11597 PR tree-optimization/40579
11598 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11599 the IL to simplify has constants that overflowed.
11601 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11603 PR tree-optimization/40550
11604 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11605 vector_compute_type only when the size of vector_compute_type is
11606 less than the size of type.
11608 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11610 * fold-const.c (contains_label_1): Fix comments.
11611 (contains_label_p): Do not walk trees multiple time.
11613 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11615 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11616 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11617 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11618 ix86_fp_comparison_operator.
11619 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11620 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11621 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11622 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11623 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11624 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11625 (related splits): Change predicate to ix86_fp_comparison_operator.
11626 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11627 instead of ix86_fp_comparison_codes.
11628 (ix86_trivial_fp_comparison_operator,
11629 ix86_fp_comparison_operator): New.
11630 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11631 (ix86_expand_compare): Eliminate last two parameters.
11632 (ix86_fp_jump_nontrivial_p): Kill.
11633 * config/i386/i386.c (put_condition_code): Eliminate call to
11634 ix86_fp_comparison_codes and subsequent assertion.
11635 (ix86_fp_comparison_codes): Eliminate.
11636 (ix86_fp_swap_condition): New.
11637 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11638 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11639 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11640 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11641 and ix86_fp_swap_condition.
11642 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11643 Use ix86_fp_comparison_strategy.
11644 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11645 (ix86_fp_jump_nontrivial_p): Eliminate.
11646 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11647 call to ix86_expand_compare.
11648 (ix86_split_fp_branch, ix86_expand_setcc,
11649 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11650 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11652 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11654 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11655 related to jump_clobbers.
11656 * config/arm/arm.md (conds): Remove jump_clob case.
11657 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11658 splits): Change comparison_operator to arm_comparison_operator.
11659 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11662 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11664 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11665 condition for floating point modes.
11666 * expmed.c (emit_store_flag_1): Move here a bigger part
11667 of emit_store_flag.
11668 (emit_store_flag): Try swapping the condition for floating point
11670 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11672 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11674 * expr.c (expand_expr_real_1): Just use do_store_flag.
11675 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11676 emit_store_flag_force.
11677 * expmed.c (emit_store_flag_force): Copy here trick
11678 previously in expand_expr_real_1. Try reversing the comparison.
11679 (emit_store_flag_1): Work if target is NULL.
11680 (emit_store_flag): Work if target is NULL, using the result mode
11681 from the comparison. Use split_comparison, restructure final part
11682 to simplify conditionals.
11684 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11686 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11687 * dojump.c (do_jump): Change handling of floating-point
11688 ops to use just do_compare_and_jump.
11689 (split_comparison): New.
11690 (do_compare_rtx_and_jump): Add here logic coming previously
11691 in do_jump, using split_comparison.
11693 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11696 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11698 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11700 * tree-ssa-alias.c: Fix unintentional commit.
11702 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11704 * passes.c (execute_one_pass): Fix unintentional commit.
11706 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11708 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11709 (df_rd_local_compute, df_md_local_compute): Inline them.
11711 (df_md_scratch): New.
11712 (df_md_alloc, df_md_free): Allocate/free it.
11713 (df_md_local_compute): Only include live registers in init.
11714 (df_md_transfer_function): Prune the in-set computed by
11715 the confluence function, and the gen-set too.
11717 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11719 PR rtl-optimization/26854
11720 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11721 * df-problems.c (df_rd_add_problem): Fix comment.
11722 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11723 df_md_simulate_artificial_defs_at_top,
11724 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11725 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11726 df_md_transfer_function, df_md_init, df_md_confluence_0,
11727 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11728 problem_MD, df_md_add_problem): New.
11729 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11730 df_md_get_bb_info): New.
11731 (DF_LAST_PROBLEM_PLUS1): Adjust.
11733 * Makefile.in (fwprop.o): Include domwalk.h.
11734 * fwprop.c: Include domwalk.h.
11735 (reg_defs, reg_defs_stack): New.
11736 (bitmap_only_bit_between): Remove.
11737 (process_defs): New.
11738 (process_uses): Use reg_defs and local_md instead of
11739 bitmap_only_bit_between and local_rd.
11740 (single_def_use_enter_block): New, from build_single_def_use_links.
11741 (single_def_use_leave_block): New.
11742 (build_single_def_use_links): Remove code moved to
11743 single_def_use_enter_block, invoke domwalk.
11744 (use_killed_between): Adjust comment.
11746 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11748 * bitmap.h (bitmap_ior_and_into): New.
11749 * bitmap.c (bitmap_ior_and_into): New.
11751 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11753 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11754 before_dom_children_before_stmts and after_dom_children_after_stmts.
11755 Rename the two remaining callbacks to just before_dom_children and
11756 after_dom_children. Remove other GIMPLE statement walking bits.
11757 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11758 * graphite.c: Do not include domwalk.h.
11759 * tree-into-ssa.c (interesting_blocks): New global.
11760 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11761 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11762 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11763 now that they're not domwalk callbacks.
11764 (rewrite_initialize_block): Rename to...
11765 (rewrite_enter_block): ... this, place after called functions. Test
11766 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11767 (rewrite_finalize_block): Rename to...
11768 (rewrite_leave_block): ... this, place after called functions.
11769 (rewrite_update_init_block): Rename to...
11770 (rewrite_update_enter_block): ... this, place after called functions.
11771 Test interesting_blocks, call rewrite_update_stmt and
11772 rewrite_update_phi_arguments.
11773 (rewrite_update_fini_block): Rename to...
11774 (rewrite_leave_block): ... this, place after called functions.
11775 (rewrite_blocks): Remove last argument, simplify initialization of
11777 (mark_def_sites_initialize_block): Rename to...
11778 (mark_def_sites_block): ... this, call mark_def_sites.
11779 (mark_def_sites_blocks): Remove argument, simplify initialization of
11781 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11782 (update_ssa): Likewise.
11783 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11785 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11786 (dom_opt_initialize_block): Rename to...
11787 (dom_opt_enter_block): ... this, place after called functions. Walk
11788 statements here, inline propagate_to_outgoing_edges.
11789 (dom_opt_finalize_block): Rename to...
11790 (dom_opt_leave_block): ... this, place after called functions.
11791 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11793 (dse_enter_block, dse_record_phi): New.
11794 (dse_record_phis): Delete.
11795 (dse_finalize_block): Rename to...
11796 (dse_leave_block): ... this.
11797 (tree_ssa_dse): Simplify initialization of walk_data.
11798 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11799 Adjust initialization of walk_data.
11800 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11801 * tree-ssa-loop-phiopt.c (get_non_trapping):
11802 Adjust initialization of walk_data.
11803 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11804 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11805 it's not a domwalk callback.
11806 (uncprop_initialize_block): Rename to...
11807 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11808 (dse_finalize_block): Rename to...
11809 (dse_leave_block): ... this.
11810 (tree_ssa_uncprop): Simplify initialization of walk_data.
11811 * Makefile.in: Adjust dependencies.
11813 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11815 * arm.md (casesi): Fix test for Thumb1.
11816 (thumb1_casesi_internal_pic): Likewise.
11817 (thumb1_casesi_dispatch): Likewise.
11819 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11821 * config/arm/arm-cores.def: Added core cortex-m0.
11822 * config/arm/arm-tune.md: Regenerated.
11823 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11825 2009-06-26 DJ Delorie <dj@redhat.com>
11827 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11829 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11830 the scheduler doesn't tag jump insns.
11832 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11834 * c-decl.c (merge_decls): Re-indent.
11836 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11839 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11840 Special-case decimal float constants.
11842 2009-06-26 Richard Henderson <rth@redhat.com>
11844 * function.h (struct function): Add cannot_be_copied_reason,
11845 and cannot_be_copied_set.
11846 * tree-inline.c (has_label_address_in_static_1): Rename from
11847 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11848 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11849 don't set inline_forbidden_reason.
11850 (copy_forbidden): New function, split out of inline_forbidden_p.
11851 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11852 (inline_forbidden_p): Use copy_forbidden.
11853 (tree_versionable_function_p): Likewise.
11854 (inlinable_function_p): Merge into tree_inlinable_function_p.
11855 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11856 * ipa-cp.c (ipcp_versionable_function_p): New function.
11857 (ipcp_cloning_candidate_p): Use it.
11858 (ipcp_node_modifiable_p): Likewise.
11860 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11862 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11863 that is marked not to be inlined. Remove flag_mudflap use.
11864 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11865 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11867 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11870 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11871 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11873 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11875 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11877 (__mingwthr_remove_key_dtor): Likewise.
11879 2009-06-26 Richard Guenther <rguenther@suse.de>
11881 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11883 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11885 PR middle-end/40525
11886 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11887 try the non-cond_exec path also.
11889 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11892 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11893 (output_cbranch): Use new functions.
11894 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11897 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11898 Pat Haugen <pthaugen@us.ibm.com>
11899 Revital Eres <ERES@il.ibm.com>
11901 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11902 for %c error. Add %x support to print VSX registers as a unified
11903 register set, instead of separate float and altivec registers.
11904 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11905 %y case, and add support for VSX pre-modify addresses.
11906 (output_toc): Add assert for CONST containing an integer constant
11908 (rs6000_adjust_cost): Add POWER7 support.
11909 (insn_must_be_first_in_group): Ditto.
11910 (insn_must_be_last_in_group): Ditto.
11911 (rs6000_emit_popcount): Ditto.
11912 (rs6000_vector_mode_supported_p): Ditto.
11914 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11915 Change some of the functions called by macros to being called
11916 through a pointer, so debug functions can be inserted if
11917 -mdebug=addr or -mdebug=cost.
11918 (rs6000_preferred_reload_class_ptr): Ditto.
11919 (rs6000_secondary_reload_class_ptr): Ditto.
11920 (rs6000_secondary_memory_needed_ptr): Ditto.
11921 (rs6000_cannot_change_mode_class_ptr): Ditto.
11922 (rs6000_secondary_reload_inner): Ditto.
11923 (rs6000_legitimize_reload_address): Ditto.
11924 (rs6000_legitimize_reload_address_ptr): Ditto.
11925 (rs6000_mode_dependent_address): Ditto.
11926 (rs6000_mode_dependent_address_ptr): Ditto.
11928 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11929 function to return true if the mode allows reg + integer
11931 (virtual_stack_registers_memory_p): New function to return true if
11932 the address refers to a virtual stack register.
11933 (rs6000_legitimate_offset_address_p): Move code to say whether a
11934 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11936 (rs6000_legitimate_address_p): Add checks for modes that only can
11937 do reg+reg addressing. Start adding VSX support.
11938 (rs6000_legitimize_reload_address): Ditto.
11939 (rs6000_legitimize_address): Ditto.
11940 (rs6000_debug_legitimate_address_p): New debug functions for
11941 -mdebug=addr and -mdebug=cost.
11942 (rs6000_debug_rtx_costs): Ditto.
11943 (rs6000_debug_address_costs): Ditto.
11944 (rs6000_debug_adjust_cost): Ditto.
11945 (rs6000_debug_legitimize_address): Ditto.
11946 (rs6000_legitimize_reload_address_ptr): Point to call normal
11947 function or debug function. Make functions called via pointer
11949 (rs6000_mode_dependent_address_ptr): Ditto.
11950 (rs6000_secondary_reload_class_ptr): Ditto.
11951 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11952 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11953 into a friendlier error.
11954 (rs6000_init_builtins): Add initial VSX support.
11955 (rs6000_adjust_cost): Fix some spacing issues.
11957 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11958 (REG_CLASS_NAMES): Ditto.
11959 (REG_CLASS_CONTENTS): Ditto.
11960 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11961 pointer, to add -mdebug=addr support.
11962 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11963 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11964 -mdebug=addr support.
11965 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11966 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11967 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11969 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11971 (bswapsi*): Set attribute types for load/store. Add combiner
11972 patterns to eliminate zero extend on 64-bit.
11973 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11974 stdbrx if the hardware supports those instructions.
11976 2009-06-25 Ian Lance Taylor <iant@google.com>
11978 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11979 (Link Options): Document -static-libstdc++.
11981 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11984 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11985 DATA_ALIGNMENT instead.
11987 2009-06-25 Richard Guenther <rguenther@suse.de>
11989 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11990 indirect references against the callused/escaped solutions.
11991 (call_may_clobber_ref_p_1): Likewise.
11993 2009-06-25 Martin Jambor <mjambor@suse.cz>
11995 PR tree-optimization/40493
11996 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11997 (enum unscalarized_data_handling): New type.
11998 (handle_unscalarized_data_in_subtree): Return what has been done.
11999 (load_assign_lhs_subreplacements): Handle left flushes differently.
12000 (sra_modify_assign): Use unscalarized_data_handling, simplified
12001 condition determining whether to remove the statement.
12003 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12005 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12006 excerpt - @ should be doubled for texinfo.
12008 2009-06-24 Ian Lance Taylor <iant@google.com>
12010 * config/arc/arc.c: Include "df.h".
12011 (arc_attribute_table): Make static. Move higher in file.
12012 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12013 (output_shift): Initialize n later to avoid warning.
12014 * config/arm/arm.c (arm_attribute_table): Make static. Move
12016 * config/avr/avr.c (avr_attribute_table): Make static. Move
12018 (reg_class_tab): Change array type from int to enum reg_class.
12019 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12021 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12022 (lshrhi3_out): Likewise.
12023 (class_likely_spilled_p): Change return type to bool.
12024 (avr_rtx_costs): Use local code variable with enum type.
12025 * config/avr/avr.md (movmemhi): Use add_reg_note.
12026 (andhi3, andsi3): Don't use AS2 with "and".
12027 (iorhi3, iorsi3): Don't use AS2 with "or".
12028 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12029 * config/crx/crx.c: Include "df.h".
12030 (crx_attribute_table): Make static.
12031 * config/m32r/m32r.c: Include "df.h".
12032 (m32r_attribute_table): Make static. Move higher in file.
12033 (pop): Use add_reg_note.
12034 (block_move_call): Change 0 to LCT_NORMAL in function call.
12035 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12036 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12037 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12038 declare, not just when TREE_CODE is defined.
12039 * config/m68hc11/m68hc11.c: Include "expr.h".
12040 (m68hc11_attribute_table): Make static. Move higher in file.
12041 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12043 (m68hc11_register_indirect_p): Likewise.
12044 (m68hc11_function_arg_padding): Change return type to enum
12046 (emit_move_after_reload): Use add_reg_note.
12047 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12048 (m68hc11_split_logical): Likewise.
12049 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12051 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12052 to VOIDmode in function call.
12053 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12055 (m68hc11_split_logical): Update declaration.
12056 (m68hc11_function_arg_padding): Update declaration.
12057 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12058 to array of enum reg_class.
12059 (mcore_attribute_table): Make static. Move higher in file.
12060 (mcore_rtx_costs): Add cast to enum type.
12061 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12062 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12063 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12065 * config/sh/predicates.md (trapping_target_operand): Rename and to
12067 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12069 * config/spu/spu.c (spu_attribute_table): Make static. Move
12071 * config/v850/v850.c (v850_attribute_table): Make static. Move
12073 (v850_rtx_costs): Use local code with enum type.
12074 (expand_epilogue): Add cast.
12075 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12077 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12080 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12081 -m2a-single-only and -m2a-nofpu.
12082 * config/sh/sh.opt: Document m2a generates FPU code.
12084 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12086 * defaults.h (CAN_ELIMINATE): Provide default.
12087 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12088 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12089 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12090 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12091 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12092 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12093 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12094 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12095 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12096 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12098 2009-06-24 DJ Delorie <dj@redhat.com>
12100 * mep-ext-cop.cpu: Fix copyright notice.
12101 * mep-default: Fix copyright notice.
12102 * mep-core: Fix copyright notice.
12103 * mep: Fix copyright notice.
12104 * mep-ivc2: Fix copyright notice.
12105 * mep-c5: Fix copyright notice.
12107 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12109 * doc/contrib.texi (Contributors):
12111 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12113 PR middle-end/40501
12114 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12115 src and dst operands if necessary.
12117 2009-06-23 DJ Delorie <dj@redhat.com>
12120 * config.gcc: Add mep support.
12121 * recog.c: Resurrect validate_replace_rtx_subexp().
12122 * recog.h: Likewise.
12123 * config/mep/: Add new port:
12124 * config/mep/constraints.md: New file.
12125 * config/mep/default.h: New file.
12126 * config/mep/intrinsics.h: New file.
12127 * config/mep/intrinsics.md: New file.
12128 * config/mep/ivc2-template.h: New file.
12129 * config/mep/mep-c5.cpu: New file.
12130 * config/mep/mep-core.cpu: New file.
12131 * config/mep/mep-default.cpu: New file.
12132 * config/mep/mep-ext-cop.cpu: New file.
12133 * config/mep/mep-intrin.h: New file.
12134 * config/mep/mep-ivc2.cpu: New file.
12135 * config/mep/mep-lib1.asm: New file.
12136 * config/mep/mep-lib2.c: New file.
12137 * config/mep/mep-pragma.c: New file.
12138 * config/mep/mep-protos.h: New file.
12139 * config/mep/mep-tramp.c: New file.
12140 * config/mep/mep.c: New file.
12141 * config/mep/mep.cpu: New file.
12142 * config/mep/mep.h: New file.
12143 * config/mep/mep.md: New file.
12144 * config/mep/mep.opt: New file.
12145 * config/mep/predicates.md: New file.
12146 * config/mep/t-mep: New file.
12148 2009-06-23 Ian Lance Taylor <iant@google.com>
12150 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12151 from loose_warn into c_loose_warn and from strict_warn into
12152 c_strict_warn. Set and substitute warn_cxxflags. Check for
12153 --enable-build-with-cxx. Set and substitute
12154 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12155 * Makefile.in (CXXFLAGS): New variable.
12156 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12157 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12158 the default is the same as $(STRICT_WARN).
12159 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12160 (CXX): New variable.
12161 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12162 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12163 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12164 (HOST_LIBS): New variable.
12165 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12166 (ALL_CXXFLAGS): New variable.
12167 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12168 * doc/install.texi (Configuration): Document
12169 --enable-build-with-cxx, --with-stage1-ldflags,
12170 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12171 * configure: Rebuild.
12173 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12175 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12176 from previous commit.
12178 2009-06-23 Ian Lance Taylor <iant@google.com>
12180 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12182 2009-06-23 Ian Lance Taylor <iant@google.com>
12184 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12185 with ATTRIBUTE_UNUSED.
12187 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12188 Pat Haugen <pthaugen@us.ibm.com>
12189 Revital Eres <eres@il.ibm.com>
12191 * config.in (HAVE_AS_POPCNTD): Add default definition.
12192 (HAVE_AS_LWSYNC): Ditto.
12194 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12196 (gcc_cv_as_powerpc_cmpb): Ditto.
12197 (gcc_cv_as_powerpc_dfp): Ditto.
12198 (gcc_cv_as_powerpc_vsx): Ditto.
12199 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12200 supporting the popcntd/lwsync instructions.
12201 (gcc_cv_as_powerpc_lwsync): Ditto.
12202 * configure: Regenerate.
12204 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12205 -mcpu=native and -mcpu=power7.
12206 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12208 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12209 a variable instead of a mask to reduce the number of mask bits.
12210 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12211 (-mbit-word): Ditto.
12212 (-mregnames): Ditto.
12213 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12214 (-mfused-madd): Ditto.
12216 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12218 (-mvsx): New switch for VSX instructions.
12219 (-misel): Move from a variable to a mask to allow it to be set by
12222 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12223 function declaration to an array declaration.
12224 (rs6000_hard_regno_nregs): New external array declaration.
12226 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12227 files included by rs6000.md.
12229 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12230 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12232 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12234 (rs6000_debug_reg): New -mdebug= variables.
12235 (rs6000_debug_addr): Ditto.
12236 (rs6000_debug_cost): Ditto.
12237 (rs6000_pmode): New variable to hold Pmode.
12238 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12239 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12240 calculated at compiler start.
12241 (rs6000_hard_regno_nregs): Change function to an array which holds
12242 HARD_REGNO_NREGS calculated at compiler start.
12243 (rs6000_explicit_options): Delete isel field.
12244 (rs6000_vector_unit): New array to hold which vector unit
12245 supports arithmetic options for a given type.
12246 (rs6000_vector_mem): New array to hold which vector unit supports
12247 memory reference operations for a given type.
12248 (rs6000_vector_align): New array to given the alignment of each
12250 (power7_cost): New basic costs for power7.
12251 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12252 (rs6000_hard_regno_nregs_internal): New function, moved from
12253 HARD_REGNO_NREGS, to calculate the number of registers each hard
12254 register takes for each type.
12255 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12256 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12257 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12258 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12259 unit information here so it is calculated once at compiler startup
12261 (rs6000_override_options): Make -misel a target mask. Add more
12262 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12263 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12265 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12266 (rs6000_handle_option): Move -misel from variable to target mask.
12267 (rs6000_builtin_mask_for_load): Add VSX support.
12268 (rs6000_conditional_register_usage): Ditto.
12269 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12270 (function_arg_boundary): Ditto.
12271 (rs6000_expand_builtin): Ditto.
12272 (def_builtin): Make abort message a little friendlier.
12273 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12275 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12276 assembler support the popcntd instruction instead of a vsx
12277 instruction to enable power7 support.
12278 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12279 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12280 option to the assembler if -mcpu=native.
12281 (ASM_CPU_NATIVE_SPEC): Ditto.
12282 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12284 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12285 the lwsync instruction.
12286 (enum processor_type): Add PROCESSOR_POWER7.
12287 (rs6000_debug_reg): New -mdebug= options.
12288 (rs6000_debug_addr): Ditto.
12289 (rs6000_debug_cost): Ditto.
12290 (rs6000_isel): Delete.
12291 (enum rs6000_vector): New enum to say what vector unit we have.
12292 (VECTOR_UNIT_*): New macros to say which vector unit has
12293 arithmetic operations for a given type.
12294 (VECTOR_MEM_*): New macros to say which vector unit has memory
12295 operations for a given type.
12296 (TARGET_LDBRX): Whether the machine supports the ldbrx
12298 (TARGET_ISEL): Delete, -misel moved to be a mask.
12299 (TARGET_ISEL64): New macro for 64-bit isel support.
12300 (UNITS_PER_VSX_WORD): New macro.
12301 (POINTER_SIZE): Move to be an external variable, rather than
12302 calculating whether we are generating 32 ot 64-bit code.
12304 (STACK_BOUNDARY): Add VSX support.
12305 (LOCAL_ALIGNMENT): Ditto.
12306 (SLOW_UNALIGNED_ACCESS): Ditto.
12307 (VSX_REGNO_P): New macro for VSX support.
12308 (VFLOAT_REGNO_P): Ditto.
12309 (VINT_REGNO_P): Ditto.
12310 (VLOGICAL_REGNO_P): Ditto.
12311 (VSX_VECTOR_MODE): Ditto.
12312 (VSX_SCALAR_MODE): Ditto.
12314 (VSX_MOVE_MODE): Ditto.
12315 (VSX_REG_CLASS_P): Ditto.
12316 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12318 (UNITS_PER_SIMD_WORD): Add VSX support.
12319 (MODES_TIEABLE_P): Ditto.
12320 (STARTING_FRAME_OFFSET): Ditto.
12321 (STACK_DYNAMIC_OFFSET): Ditto.
12322 (EPILOGUE_USES): Ditto.
12323 (REGNO_REG_CLASS): Move to array lookup.
12324 (CLASS_MAX_NREGS): Ditto.
12325 (rs6000_vector_reg_class): Add declaration.
12326 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12327 overlap with the floating point and Altivec registers.
12329 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12331 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12332 give the appropriate asm switches if -mcpu=native.
12333 (host_detect_local_cpu): Add support for "asm".
12334 (host_detect_local_cpu): Follow GNU code guidelines for name.
12336 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12337 -mbit-word to a variable instead of being a target mask.
12339 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12340 emit the lwsync instruction instead of emitting the instruction as
12341 an integer constant.
12343 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12344 fixuns_trundfsi2, move expander into rs6000.md.
12346 * config/rs6000/rs6000.md (cpu): Add power7.
12347 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12348 (logical predicate patterns): Change the single instruction
12349 primitives that set CR0 to be fast_compare instead of compare.
12351 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12352 (popcntddi2): Ditto.
12353 (popcount<mode>): Ditto.
12354 (floating multiply/add insns): Name the floating point
12355 multiply/add insns.
12356 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12357 (isel_unsigned_<mode>): Ditto.
12358 (fixuns_trundfsi2): Move expander here from spe.md.
12359 (smindi3): Define if we have -misel on 64-bit systems.
12364 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12366 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12368 * config/avr/avr.c (avr_current_device): New variable.
12369 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12370 (avr_arch, mcu_type_s): Move to avr.h.
12371 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12372 default_data_section_start fields.
12373 (avr_arch): Moved from avr.c.
12374 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12375 library_name fields.
12376 (avr_current_device, avr_mcu_types, avr_arch_types,
12377 avr_device_to_arch, avr_device_to_data_start,
12378 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12379 (EXTRA_SPEC_FUNCTIONS): Define.
12380 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12381 options mapping. Use device_to_arch and device_to_data_start insted.
12382 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12383 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12384 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12385 * config/avr/driver-avr.c: New file.
12386 * config/avr/avr-devices.c: New file.
12388 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12390 * var-tracking.c (unshare_variable): Force initialized to
12391 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12392 (set_variable_part): Likewise.
12393 (struct variable_union_info): Remove pos_src field.
12394 (vui_vec, vui_allocated): New variables.
12395 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12396 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12397 == 1 use a simpler sorting algorithm. Compute pos field right
12398 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12399 Avoid quadratic comparison if !flag_var_tracking_uninit.
12400 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12401 unshare_variable unconditionally.
12402 (dataflow_set_different_2): Removed.
12403 (dataflow_set_different): Don't traverse second hash table.
12404 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12405 unconditionally to var_reg_set or var_mem_set.
12406 (emit_notes_in_bb): Likewise.
12407 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12409 (emit_note_insn_var_location): Don't set initialized to
12410 VAR_INIT_STATUS_INITIALIZED early.
12411 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12413 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12415 * tree-object-size.c (addr_object_size): Instead of checking
12416 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12417 are no FIELD_DECLs following it.
12419 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12421 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12422 order to match bswaps with signed source operands.
12424 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12426 * sdbout.c (sdbout_one_type): Fix braces in switch.
12428 2009-06-23 Richard Guenther <rguenther@suse.de>
12430 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12432 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12433 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12434 var_callused, callused_tree, var_storedanything, storedanything_tree,
12435 var_integer, integer_tree): Remove global variables.
12436 (new_var_info): Do not pass new id, append the new var to the
12437 global variable vector.
12438 (do_ds_constraint): Use is_global_var member of the variable-info.
12439 (new_scalar_tmp_constraint_exp): Adjust.
12440 (create_function_info_for): Likewise.
12441 (create_variable_info_for): Likewise.
12442 (find_what_var_points_to): Remove dead code.
12443 (init_base_vars): Simplify.
12444 (compute_points_to_sets): Adjust.
12446 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12448 * combine.c (try_combine): Dump information about the insns we're
12451 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12453 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12454 check when calling force_to_mode on TRUNCATE's operand.
12456 2009-06-22 Ian Lance Taylor <iant@google.com>
12458 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12460 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12462 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12464 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12466 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12467 override library linkage flags such as -static-libgcc or
12470 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12472 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12474 2009-06-22 Ian Lance Taylor <iant@google.com>
12476 * config/linux.opt: Put mglibc ahead of muclibc.
12478 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12479 for duplicate decls.
12481 2009-06-22 Matthias Klose <doko@ubuntu.com>
12483 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12485 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12488 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12489 instead of NULL if a parser error occurs.
12491 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12493 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12494 non-DWARF2_DEBUGGING_INFO version.
12496 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12498 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12499 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12501 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12502 (LIBGCC2_TF_CEXT): Define.
12505 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12508 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12510 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12512 * config/arm/arm.c (arm_override_options): Disable
12513 -mcaller-super-interworking and -mcallee-super-interworking.
12514 * doc/invoke.texi (ARM Options): Document this.
12516 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12518 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12519 * config/arm/constraints.md (j): New constraint for movw operands.
12520 (N): Remove thumb2 meaning.
12521 * config/arm/arm.md (*arm_movw): Delete.
12522 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12523 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12524 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12526 2009-06-22 Martin Jambor <mjambor@suse.cz>
12528 PR tree-optimization/40492
12529 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12530 build_ref_for_offset.
12532 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12534 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12535 JUMP_TABLE_DATA_P predicates where applicable.
12536 * auto-inc-dec.c: Ditto.
12537 * builtins.c: Ditto.
12538 * caller-save.c: Ditto.
12540 * cfgcleanup.c: Ditto.
12541 * cfglayout.c: Ditto.
12543 * combine.c: Ditto.
12544 * combine-stack-adj.c: Ditto.
12548 * df-scan.c: Ditto.
12550 * dwarf2asm.c: Ditto.
12551 * dwarf2out.c: Ditto.
12552 * emit-rtl.c: Ditto.
12558 * function.c: Ditto.
12561 * genpreds.c: Ditto.
12562 * genrecog.c: Ditto.
12564 * ira-costs.c: Ditto.
12565 * ira-lives.c: Ditto.
12567 * loop-iv.c: Ditto.
12568 * lower-subreg.c: Ditto.
12569 * modulo-sched.c: Ditto.
12571 * postreload.c: Ditto.
12572 * print-rtl.c: Ditto.
12574 * reginfo.c: Ditto.
12575 * regmove.c: Ditto.
12576 * reload1.c: Ditto.
12579 * rtlanal.c: Ditto.
12581 * sched-vis.c: Ditto.
12583 * sel-sched-ir.c: Ditto.
12584 * simplify-rtx.c: Ditto.
12585 * targhooks.c: Ditto.
12586 * var-tracking.c: Ditto.
12587 * vmsdbgout.c: Ditto.
12589 2009-06-22 Matthias Klose <doko@ubuntu.com>
12591 * Makefile.in (install-plugin): Always use DESTDIR.
12593 2009-06-22 Olivier Hainque <hainque@adacore.com>
12595 * config/pa/pa.c (output_call): Don't optimize post call jumps
12596 into return address adjustments if the call may throw.
12598 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12600 * arm.c (thumb1_output_casesi): New function.
12601 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12602 optimizing for size or PIC.
12603 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12604 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12605 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12606 (thumb1_casesi_internal_pic): New expand rule.
12607 (thumb1_casesi_dispatch): New pattern.
12608 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12610 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12611 in the text seciton when PIC or optimizing for size.
12612 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12613 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12614 preservation properties of code.
12615 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12616 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12617 (__gnu_thumb1_case_si): New function.
12618 * t-arm (LIB1ASMSRC): Define here.
12619 (LIB1ASMFUNCS): Add some common functions.
12620 * t-arm-elf (LIB1ASMSRC): Delete.
12621 (LIB1ASMFUNCS): Append to existing set.
12622 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12623 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12624 * t-symbian (LIB1ASMFUNCS): Likewise.
12625 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12626 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12628 2009-06-21 Richard Guenther <rguenther@suse.de>
12630 PR tree-optimization/38729
12631 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12632 to loops with a single exit if -fno-expensive-optimizations.
12634 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12636 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12637 (dataflow_set): Change vars type from htab_t to shared_hash.
12638 (shared_hash_pool, empty_shared_hash): New variables.
12639 (vars_clear): Removed.
12640 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12641 shared_hash_find_slot_unshare, shared_hash_find_slot,
12642 shared_hash_find_slot_noinsert, shared_hash_find): New
12644 (shared_hash_unshare, shared_hash_destroy): New functions.
12645 (unshare_variable): Unshare set->vars if shared, use
12647 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12648 (get_init_value, find_src_set_src, dump_dataflow_set,
12649 clobber_variable_part, emit_notes_for_differences): Use
12651 (dataflow_set_init): Remove second argument, set vars to
12652 empty_shared_hash instead of creating a new htab.
12653 (dataflow_set_clear): Call shared_hash_destroy and set vars
12654 to empty_shared_hash instead of calling vars_clear.
12655 (dataflow_set_copy): Don't call vars_copy, instead just share
12656 the src htab with dst.
12657 (variable_union): Use shared_hash_*, use initially NO_INSERT
12658 lookup if set->vars is shared. Don't keep slot cleared before
12659 calling unshare_variable. Unshare set->vars if needed.
12660 Even ->refcount == 1 vars must be unshared if set->vars is shared
12661 and var needs to be modified.
12662 (variable_canonicalize): New function.
12663 (dataflow_set_union): If dst->vars is empty, just share src->vars
12664 with dst->vars and traverse with variable_canonicalize to canonicalize
12665 and unshare what is needed.
12666 (dataflow_set_different): If old_set and new_set use the same shared
12667 htab, they aren't different. If number of htab elements is different,
12668 htabs are different. Use shared_hash_*.
12669 (dataflow_set_destroy): Call shared_hash_destroy instead of
12671 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12672 second argument to dataflow_set_init.
12673 (vt_initialize): Likewise. Initialize shared_hash_pool and
12674 empty_shared_hash, move bb in/out initialization afterwards.
12675 Use variable_htab_free instead of NULL as changed_variables del hook.
12676 (variable_was_changed): Change type of second argument to pointer to
12677 dataflow_set. When inserting var into changed_variables, bump
12678 refcount. Unshare set->vars if set is shared htab and slot needs to
12680 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12681 lookup if set->vars is shared. Unshare set->vars if needed.
12682 Even ->refcount == 1 vars must be unshared if set->vars is shared
12683 and var needs to be modified. Adjust variable_was_changed caller.
12684 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12685 vars must be unshared if set->vars is shared and var needs to be
12686 modified. Adjust variable_was_changed caller.
12687 (emit_note_insn_var_location): Don't pool_free var.
12688 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12690 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12691 free_alloc_pool on shared_hash_pool.
12693 2009-06-20 Anthony Green <green@moxielogic.com>
12695 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12696 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12698 2009-06-20 Richard Guenther <rguenther@suse.de>
12700 * tree-ssa-structalias.c (find_func_aliases): For memset use
12701 a constraint from NULL if we memset to zero.
12702 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12703 we explicitly handle that do not read from memory.
12704 (call_may_clobber_ref_p_1): Properly handle builtins that may
12707 2009-06-20 Richard Guenther <rguenther@suse.de>
12709 PR tree-optimization/40495
12710 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12711 (new_scalar_tmp_constraint_exp): New function.
12712 (process_constraint): Do not create temporary decls.
12713 (process_all_all_constraints): Likewise.
12714 (handle_const_call): Likewise.
12715 (create_function_info_for): Do not set decl.
12717 2009-06-19 Ian Lance Taylor <iant@google.com>
12719 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12720 (rs6000_attribute_table): Make static; move before use.
12722 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12724 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12725 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12726 Propagate the TREE_READONLY flag without overwriting it.
12727 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12728 Propagate the TREE_READONLY flag onto the result.
12729 (process_call_operands): Move around. Use correct constant value.
12731 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12734 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12735 * config/arm/arm.md: Likewise.
12737 2009-06-19 Ian Lance Taylor <iant@google.com>
12739 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12740 to GIMPLE_ERROR_MARK.
12742 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12743 op2_original_type parameters. Warn about using different enum types.
12744 * c-parser.c (c_parser_conditional_expression): Pass original
12745 types to build_conditional_expr.
12746 * c-tree.h (build_conditional_expr): Update declaration.
12748 2009-06-19 Ian Lance Taylor <iant@google.com>
12750 * config/i386/i386.c (ix86_function_specific_save): Test that
12751 fields match values, rather than testing the values are in a
12754 2009-06-19 Richard Guenther <rguenther@suse.de>
12756 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12757 ADDR_EXPR pointers.
12758 (ptr_derefs_may_alias_p): Likewise.
12759 (ptr_deref_may_alias_ref_p_1): New function.
12760 (ptr_deref_may_alias_ref_p): Likewise.
12761 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12762 covered by looking at the ESCAPED solution.
12763 (call_may_clobber_ref_p_1): Likewise.
12764 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12765 Handle NULL_TREE offset. Do not produce redundant constraints.
12766 (process_all_all_constraints): New helper function.
12767 (do_structure_copy): Use it.
12768 (handle_lhs_call): Likewise.
12769 (find_func_aliases): Handle some builtins with pointer arguments
12770 and/or return values explicitly.
12772 2009-06-19 Ian Lance Taylor <iant@google.com>
12774 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12776 2009-06-19 Ian Lance Taylor <iant@google.com>
12778 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12780 2009-06-19 Ian Lance Taylor <iant@google.com>
12782 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12783 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12786 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12787 uninitialized const.
12789 2009-06-19 Ian Lance Taylor <iant@google.com>
12791 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12794 * c-decl.c (in_struct, struct_types): Remove.
12795 (struct c_binding): Add in_struct field.
12796 (c_binding_ptr): Define type, along with VEC.
12797 (struct c_struct_parse_info): Define.
12798 (struct_parse_info): New static variable.
12799 (bind): Initialize in_struct field.
12800 (start_struct): Remove enclosing_in_struct and
12801 enclosing_struct_types parameters. Add
12802 enclosing_struct_parse_info parameter. Change all callers. Set
12803 struct_parse_info rather than in_struct and struct_types.
12804 (grokfield): If -Wc++-compat and there is a symbol binding for the
12805 field name, set the in_struct flag and push it on the
12806 struct_parse_info->fields vector.
12807 (warn_cxx_compat_finish_struct): New static function.
12808 (finish_struct): Remove enclosing_in_struct and
12809 enclosing_struct_types parameters. Add
12810 enclosing_struct_parse_info parameter. Change all callers. Don't
12811 set C_TYPE_DEFINED_IN_STRUCT here. Call
12812 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12813 parameter. Only push on struct_types if warn_cxx_compat.
12814 (finish_enum): Only push on struct_types if warn_cxx_compat.
12815 (declspecs_add_type): Add loc parameter. Change all callers.
12816 Change all error calls to error_at. Pass loc, not input_location,
12817 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12818 defined in a struct. If -Wc++-compat and parsing a struct, record
12819 that a typedef name was used.
12820 * c-parser.c (c_parser_declspecs): Get location to pass to
12821 declspecs_add_type.
12822 (c_parser_struct_or_union_specifier): Update calls to start_struct
12824 * c-tree.h (struct c_struct_parse_info): Declare.
12825 (finish_struct, start_struct): Update declarations.
12826 (declspecs_add_type): Update declaration.
12828 2009-06-19 Ian Lance Taylor <iant@google.com>
12830 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12831 variable with an anonymous type.
12833 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12835 * see.c: Remove for real.
12837 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12839 * optabs.h (enum optab_index): Add new OTI_significand.
12840 (significand_optab): Define corresponding macro.
12841 * optabs.c (init_optabs): Initialize significand_optab.
12842 * genopinit.c (optabs): Implement significand_optab using
12843 significand?f2 patterns.
12844 * builtins.c (expand_builtin_mathfn): Handle
12845 BUILT_IN_SIGNIFICAND{,F,L}.
12846 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12847 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12849 * config/i386/i386.md (significandxf2, significand<mode>2): New
12850 expanders to implement significandf, significand and significandl
12851 built-ins as inline x87 intrinsics.
12853 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12855 * config/avr/avr.c (avr_override_options): Remove setting value of
12856 PARAM_INLINE_CALL_COST.
12858 2009-06-18 Richard Henderson <rth@redhat.com>
12861 * tree-pass.h (TDF_ASMNAME): New.
12862 * tree-dump.c (dump_options): Add asmname.
12863 * doc/invoke.texi: Document it.
12865 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12866 (dump_decl_name): ...here.
12867 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12868 (dump_generic_node): Update dump_function_name calls.
12869 (print_call_name): New flags arg; update all dump calls.
12870 * diagnostic.h (print_call_name): Update.
12871 * gimple-pretty-print.c (dump_gimple_call): Update.
12873 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12876 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12878 2009-06-18 Diego Novillo <dnovillo@google.com>
12880 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12881 * plugin.c (str_license): Declare.
12882 (try_init_one_plugin): Assert that the symbol
12883 'plugin_is_GPL_compatible' exists.
12885 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12888 * Makefile.in (OBJS-common): Remove see.o.
12890 * common.opt (fsee): Mark as preserved for backward compatibility.
12891 * opts.c (common_handle_option): Add OPT_fsee to the backward
12892 compatibility section.
12893 * passes.c (init_optimization_passes, pass_see): Remove pass.
12894 * timevar.def (TV_SEE): Remove.
12895 * tree-pass.h (pass_see): Remove declaration.
12896 * doc/invoke.texi (-fsee): Remove documentation.
12898 2009-06-18 Martin Jambor <mjambor@suse.cz>
12900 * tree-sra.c: Include statistics.h
12901 (sra_stats): New variable.
12902 (sra_initialize): Clear sra_stats.
12903 (create_access_replacement): Increment sra_stats.replacements.
12904 (get_access_replacement): Do not return twice.
12905 (analyze_all_variable_accesses): Increment statistics counter by the
12906 number of scalarized aggregates.
12907 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12908 (sra_modify_expr): Increment sra_stats.exprs.
12909 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12910 (sra_modify_assign): Increment sra_stats.exprs,
12911 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12912 (perform_intra_sra): Update statistics counters.
12913 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12915 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12917 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12918 (arm_scalar_mode_supported_p): New function.
12920 2009-06-18 Paul Brook <paul@codesourcery.com>
12921 Sandra Loosemore <sandra@codesourcery.com>
12923 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12924 (__extendhfsf2, __truncsfhf2): Define.
12925 * config/arm/fp16.c: New file.
12926 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12927 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12929 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12931 * doc/extend.texi (Half-Precision): New section.
12932 * doc/invoke.texi (Option Summary): List -mfp16-format.
12933 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12934 * config/arm/arm.opt (mfp16-format=): New.
12935 * config/arm/arm.c: Include intl.h.
12936 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12937 (TARGET_INVALID_RETURN_TYPE): Redefine.
12938 (TARGET_PROMOTED_TYPE): Redefine.
12939 (TARGET_CONVERT_TO_TYPE): Redefine.
12940 (arm_fp16_format): Define.
12941 (all_fpus): Add entry for neon-fp16.
12942 (fp_model_for_fpu): Likewise.
12943 (struct fp16_format): Declare.
12944 (all_fp16_formats): Define.
12945 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12947 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12949 (arm_legitimate_index_p): Treat HFmode like HImode.
12950 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12951 (coproc_secondary_reload_class): Special-case HFmode.
12952 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12953 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12954 (arm_init_fp16_builtins): New.
12955 (arm_init_builtins): Call it.
12956 (arm_invalid_parameter_type): New.
12957 (arm_invalid_return_type): New.
12958 (arm_promoted_type): New.
12959 (arm_convert_to_type).
12960 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12962 (arm_emit_fp16_const): New function.
12963 (arm_mangle_type): Mangle __fp16 as "Dh".
12964 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12966 (TARGET_NEON_FP16): New.
12967 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12968 (enum fputype): Add FPUTYPE_NEON_FP16.
12969 (enum arm_fp16_format_type): Declare.
12970 (arm_fp16_format): Declare.
12971 (LARGEST_EXPONENT_IS_NORMAL): Define.
12972 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12973 * config/arm/arm-modes.def (HFmode): Define.
12974 * config/arm/vfp.md: (*movhf_vfp): New.
12975 (extendhfsf2): New.
12977 * config/arm/arm.md: (fpu): Add neon_fp16.
12978 (floatsihf2, floatdihf2): New.
12979 (fix_trunchfsi2, fix_trunchfdi2): New.
12981 (extendhfdf2): New.
12983 (*arm32_movhf): New.
12984 (*thumb1_movhf): New.
12985 (consttable_2): Add check for HFmode constants.
12986 (consttable_4): Handle HFmode constants.
12988 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12990 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12992 2009-06-17 Olivier Hainque <hainque@adacore.com>
12994 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12995 const char ** conversion in AIX specific section.
12997 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12999 * config/i386/i386.c (ix86_special_builtin_type): Remove
13000 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13001 (bdesc_special_args): Updated.
13002 (ix86_init_mmx_sse_builtins): Likewise.
13003 (ix86_expand_special_args_builtin): Likewise.
13005 2009-06-17 Richard Henderson <rth@redhat.com>
13007 * tree-pretty-print.c (maybe_dump_asm_name): New.
13008 (dump_decl_name): Use it.
13009 (PRINT_FUNCTION_NAME): Merge into...
13010 (dump_function_name): ... here. Use maybe_dump_asm_name.
13012 2009-06-17 Cary Coutant <ccoutant@google.com>
13014 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13016 * debug.c (struct gcc_debug_hooks): Change placeholder for
13018 (debug_nothing_int_charstar_int): Replaced by...
13019 (debug_nothing_int_charstar_int_bool): ...this.
13020 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13021 source_line prototype.
13022 (debug_nothing_int_charstar_int): Replaced by...
13023 (debug_nothing_int_charstar_int_bool): ...this.
13024 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13025 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13026 Output is_stmt operand when necessary.
13027 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13028 (notice_source_line): Add is_stmt parameter.
13029 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13030 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13032 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13033 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13035 2009-06-17 Ian Lance Taylor <iant@google.com>
13037 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13039 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13042 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13044 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13045 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13046 tree_strip_sign_nop_conversions and
13047 tree_ssa_strip_useless_type_conversions rather than stripping
13048 the operations here.
13049 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13051 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13052 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13053 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13054 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13057 2009-06-17 Michael Eager <eager@eagercon.com>
13059 * config/rs6000/constraints.md (register_constraint "d"): New.
13060 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13061 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13062 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13063 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13064 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13065 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13066 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13067 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13068 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13069 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13071 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13072 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13073 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13074 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13075 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13076 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13077 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13078 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13079 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13080 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13081 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13082 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13083 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13084 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13086 2009-06-16 Ian Lance Taylor <iant@google.com>
13088 * profile.c (total_num_never_executed): Don't define.
13089 (compute_branch_probabilities): Don't count or print
13090 num_never_executed.
13091 (init_branch_prob): Don't set total_num_never_executed.
13092 (end_branch_prob): Don't print total_num_never_executed.
13094 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13096 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13098 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13100 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13101 (nabstd2_fpr): Same.
13103 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13105 * expr.c (expand_assignment): Change complex type check.
13107 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13109 * doc/plugins.texi (Building GCC plugins): Added new section.
13111 2009-06-17 Ian Lance Taylor <iant@google.com>
13113 * c-pch.c (get_ident): Don't set size of templ array.
13114 (pch_init): Don't set size of partial_pch array.
13116 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13117 string constant to intialize an array whose size is the length of
13120 2009-06-17 Richard Guenther <rguenther@suse.de>
13122 PR tree-optimization/40389
13123 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13124 to addressable types.
13125 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13127 2009-06-17 Richard Guenther <rguenther@suse.de>
13129 PR middle-end/40460
13130 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13131 if there is no evolution of left in the loop bail out.
13132 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13133 chrec_fold_multiply.
13135 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13136 Janis Johnson <janis187@us.ibm.com>
13139 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13140 for the symbol ref of a constant that is the source of a move
13141 - nor for any other not-obvious-label-ref constants.
13143 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13145 * plugin.c (position_pass): Skip newly inserted pass during list
13146 traversal to avoid repeated insertion.
13148 2009-06-16 Ian Lance Taylor <iant@google.com>
13150 * vec.h (VEC_stack_alloc): Define different version if
13151 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13152 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13153 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13154 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13156 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13158 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13160 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13161 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13162 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13163 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13164 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13165 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13166 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13167 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13168 __builtin_ia32_rdtscp.
13169 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13170 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13171 and __builtin_ia32_rorhi.
13172 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13173 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13174 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13175 (ix86_expand_args_builtin): Likewise.
13176 (ix86_expand_special_args_builtin): Likewise.
13178 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13179 (UNSPECV_RDTSC): Likewise.
13180 (UNSPECV_RDPMC): Likewise.
13181 (*bsr): Renamed to ...
13183 (*bsr_rex64): Renamed to ...
13186 (*rdpmc): Likewise.
13187 (*rdpmc_rex64): Likewise.
13189 (*rdtsc): Likewise.
13190 (*rdtsc_rex64): Likewise.
13191 (rdtscp): Likewise.
13192 (*rdtscp): Likewise.
13193 (*rdtscp_rex64): Likewise.
13195 * config/i386/ia32intrin.h: New.
13197 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13199 2009-06-16 Ian Lance Taylor <iant@google.com>
13201 * ira-build.c (copy_info_to_removed_store_destinations):
13202 Initialize parent_a.
13204 2009-06-16 Ian Lance Taylor <iant@google.com>
13206 * c-decl.c (grokdeclarator): Change size_varies to bool.
13208 2009-06-16 Ian Lance Taylor <iant@google.com>
13210 * sel-sched.c: Make forward declarations of move_op_hooks and
13211 fur_hooks explicitly extern.
13213 2009-06-16 Ian Lance Taylor <iant@google.com>
13215 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13216 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13218 2009-06-16 Ian Lance Taylor <iant@google.com>
13220 * resource.c (mark_referenced_resources): Change
13221 include_delayed_effects parameter to bool. Change all callers.
13222 (mark_end_of_function_resources): Likewise.
13223 * reorg.c (insn_references_resource_p): Likewise.
13224 (insn_sets_resource_p): Likewise.
13225 * resource.h (mark_referenced_resources): Update declaration.
13226 (mark_end_of_function_resources): Update declaration.
13228 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13230 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13232 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13234 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13235 GCC can bootstrap on AIX with GNU Binutils 2.20.
13237 2009-06-16 Ian Lance Taylor <iant@google.com>
13239 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13241 2009-06-16 Ian Lance Taylor <iant@google.com>
13243 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13244 inline, not extern inline.
13245 (exact_log2): Likewise.
13246 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13248 (exact_log2): Likewise, but don't test CTZ_HWI.
13250 2009-06-16 Ian Lance Taylor <iant@google.com>
13252 * bitmap.c (bitmap_clear): Don't declare as inline.
13253 * gimple.c (gimplify_assign): Likewise.
13254 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13255 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13256 (sched_scan_info): Remove duplicate definition.
13258 2009-06-16 Ian Lance Taylor <iant@google.com>
13260 * c-common.c (skip_evaluation): Don't define.
13261 (c_inhibit_evaluation_warnings): Define global variable.
13262 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13263 than skip_evaluation.
13264 (convert_and_check, warn_for_div_by_zero): Likewise.
13265 * c-common.h (skip_evaluation): Don't declare.
13266 (c_inhibit_evaluation_warnings): Declare.
13267 * c-parser.c (c_parser_typeof_specifier): Set
13268 c_inhibit_evaluation_warnings rather than skip_evaluation.
13269 (c_parser_conditional_expression): Likewise.
13270 (c_parser_binary_expression): Likewise.
13271 (c_parser_sizeof_expression): Likewise.
13272 (c_parser_alignof_expression): Likewise.
13273 * c-typeck.c (build_indirect_ref): Check
13274 c_inhibit_evaluation_warnings rather than skip_evaluation.
13275 (build_conditional_expr, build_binary_op): Likewise.
13277 2009-06-16 Richard Guenther <rguenther@suse.de>
13279 * tree-ssa-alias.c (is_escape_site): Remove.
13280 * tree-ssa-alias.h (enum escape_type): Remove.
13281 (is_escape_site): Likewise.
13282 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13283 via casts and asms without deferring to is_escape_site.
13285 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13287 PR middle-end/40446
13288 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13289 use gen_lowpart if op0 has complex mode.
13291 2009-06-16 Richard Guenther <rguenther@suse.de>
13293 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13294 variables add them to ESCAPED.
13295 (find_func_aliases): Do not make all indirectly stored values escaped.
13297 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13299 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13300 make_decl_one_only.
13302 2009-06-16 Martin Jambor <mjambor@suse.cz>
13304 PR tree-optimization/40432
13305 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13306 check whether we need to force gimple register operand.
13308 2009-06-16 Martin Jambor <mjambor@suse.cz>
13310 PR tree-optimization/40413
13311 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13312 build_ref_for_offset.
13313 (propagate_subacesses_accross_link): Fix a typo in a comment.
13315 2009-06-16 Ira Rosen <irar@il.ibm.com>
13317 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13318 with additional parameter.
13319 * tree-vectorizer.h (enum vect_def_type): Add new value
13321 (enum vect_relevant): Add comments.
13322 (vect_is_simple_reduction): Add new argument.
13323 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13324 Detect nested cycles.
13325 (vect_is_simple_reduction): Update documentation, add an argument to
13326 distinguish inner-loop reduction from nested cycle, detect nested
13327 cycles, fix printings and indentation, don't swap operands in case
13329 (get_initial_def_for_reduction): Handle subtraction.
13330 (vect_create_epilog_for_reduction): Add new argument to specify
13331 reduction variable.
13332 (vect_finalize_reduction): Handle subtraction, fix comments.
13333 (vectorizable_reduction): Handle nested cycles. In case of nested
13334 cycle keep track of the reduction variable position. Call
13335 vect_is_simple_reduction with additional parameter. Use original
13336 statement code in reduction epilogue for nested cycle. Call
13337 vect_create_epilog_for_reduction with additional parameter.
13338 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13339 inner-loop vectorization.
13340 (vect_recog_widen_sum_pattern): Likewise.
13341 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13343 (vect_mark_stmts_to_be_vectorized): Likewise.
13344 (vect_get_vec_def_for_operand): Handle nested cycles.
13346 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13348 * doc/invoke.texi (Debugging Options): Fix option index entries
13349 for -fdump-statistics, -frandom-seed add entries for
13350 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13351 (FRV Options): Fix entries for -mTLS, -mtls.
13352 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13353 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13354 (M68hc1x Options): Fix @itemx for -mnominmax.
13355 (MCore Options): Fix entry for -mno-lsim.
13356 (MMIX Options): Fix entry for -mabi=mmixware.
13357 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13359 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13361 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13362 Mention the plugin mode of gengtype.
13363 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13364 * gengtype.c: Updated copyright.
13365 (plugin_files, nb_plugin_files) Added new static variables.
13366 (measure_input_list) Care about plugin_files.
13367 (write_rtx_next): Added early return in plugin mode.
13368 (create_file): Updated copyright year in generated file. Added
13370 (oprintf): Added early return if NULL outf.
13371 (get_output_file_with_visibility): Care of plugin_files.
13372 (get_output_file_name): May return null.
13373 (write_local): Added early return.
13374 (put_mangled_filename): Ditto.
13375 (finish_root_table): Added check for base_files.
13376 (write_roots): Care about null when plugins.
13377 (main): Added plugin mode.
13379 2009-06-15 Ian Lance Taylor <iant@google.com>
13381 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13382 * gcov.c (read_count_file): Add braces around variables declared
13385 * c.opt (Wjump-misses-init): New warning.
13386 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13387 -Wall and -Wc++-compat if not already set.
13388 (c_common_post_options): Clear warn_jump_misses_init if it was not
13390 * c-decl.c (struct c_binding): Change type field to a union with
13391 new label field. Make it the first field in the struct. Update
13392 references to type to use u.type instead.
13393 (struct c_spot_bindings): Define.
13394 (struct c_goto_bindings): Define.
13395 (c_goto_bindings_p): Define, along with VECs.
13396 (struct c_label_vars): Define.
13397 (struct c_scope): Add has_label_bindings field.
13398 (bind_label, set_spot_bindings): New static functions.
13399 (decl_jump_unsafe, update_spot_bindings): New static functions.
13400 (update_label_decls): New static function.
13401 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13402 Update binding u.label field to shadowed field.
13403 (c_binding_start_stmt_expr): New function.
13404 (c_binding_end_stmt_expr): New function.
13405 (pushdecl): Don't call c_begin_vm_scope.
13406 (make_label): Add defining and p_label_vars parameters. Change
13408 (lookup_label): Correct test for whether a label has not yet been
13409 defined. Call bind_label rather than bind.
13410 (warn_about_goto): New static function.
13411 (lookup_label_for_goto): New function.
13412 (declare_label): Call bind_label rather than bind.
13413 (check_earlier_gotos): New static function.
13414 (define_label): Don't give errors about jumping into statement
13415 expressions or scopes of variably modified types. Call
13416 set_spot_bindings and check_earlier_gotos. Call bind_label
13417 instead of bind. Don't set label_context_stack_se or
13418 label_context_stack_vm.
13419 (c_get_switch_bindings): New function.
13420 (c_release_switch_bindings): New function.
13421 (c_check_switch_jump_warnings): New function.
13422 (start_function): Don't set label_context_stack_se or
13423 label_context_stack_vm.
13424 (finish_function): Likewise.
13425 * c-typeck.c (label_context_stack_se): Don't define.
13426 (label_context_stack_vm): Don't define.
13427 (c_finish_goto_label): Call lookup_label_for_goto rather than
13428 lookup_label. Don't give errors about jumping into a statement
13429 expression or the scope of a variably modified type. Don't set
13430 label_context_stack_se or label_context_stack_vm.
13431 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13432 fields. Add bindings field.
13433 (c_start_case): Don't set deleted fields. Set bindings field.
13434 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13435 or blocked_vm. Call c_check_switch_jump_warnings.
13436 (c_finish_case): Don't test blocked_stmt_expr field. Call
13437 c_release_switch_bindings.
13438 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13439 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13440 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13441 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13442 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13443 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13444 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13445 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13446 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13447 (C_DECL_UNJUMPABLE_VM): Don't define.
13448 (C_DECL_UNDEFINABLE_VM): Don't define.
13449 (struct c_label_list): Don't define.
13450 (struct c_label_context_se): Don't define.
13451 (struct c_label_context_vm): Don't define.
13452 (struct c_spot_bindings): Declare.
13453 (c_bindings_start_stmt_expr): Declare.
13454 (c_bindings_end_stmt_expr): Declare.
13455 (lookup_label_for_goto): Declare.
13456 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13457 (c_check_switch_jump_warnings): Declare.
13458 (label_context_stack_se, label_context_stack_vm): Don't declare.
13459 (c_finish_goto_label): Update declaration.
13460 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13461 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13462 (Warning Options): Document -Wjump-misses-init.
13464 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13466 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13469 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13471 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13473 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13475 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13477 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13479 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13481 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13483 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13484 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13485 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13486 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13487 * dwarf2asm.c (dw2_force_const_mem): Update call to
13488 make_decl_one_only.
13489 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13490 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13491 * langhooks.c (lhd_comdat_group): Remove.
13492 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13493 * tree.h (DECL_COMDAT_GROUP): New.
13494 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13495 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13496 (make_decl_one_only): Change signature.
13497 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13498 make_decl_one_only.
13499 (make_decl_one_only): Change signature.
13500 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13502 2009-06-15 Richard Guenther <rguenther@suse.de>
13504 PR middle-end/40439
13505 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13507 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13509 * tree-ssa-math-opts.c: Remove extra divide.
13511 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13513 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13515 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13517 * passes.c: Add bswap pass.
13518 * tree-pass.h: Add pass_optimize_bswap declaration.
13519 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13520 Include rtl.h, expr.h and optabs.h for optab_handler check.
13521 (struct symbolic_number, pass_optimize_bswap): New definition.
13522 (do_shift_rotate, verify_symbolic_number_p): New functions.
13523 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13524 (gate_optimize_bswap): New function.
13525 * tree.c (widest_int_cst_value): New function.
13526 * tree.h (widest_int_cst_value): Prototype added.
13528 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13530 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13531 REG_EQUAL/REG_EQUIV notes.
13533 2009-06-14 Richard Guenther <rguenther@suse.de>
13535 PR middle-end/40389
13536 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13537 has its address taken if NRV was applied and it is addressable.
13538 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13539 function split out from ...
13540 (get_constraint_for_1): ... here.
13541 (handle_rhs_call): Use it to mark the return slot escaped if
13542 it is addressable and NRV was applied.
13544 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13546 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13547 Change first argument type to location_t.
13548 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13549 Do not set input_location.
13550 Use loc instead of input_location throughout.
13552 2009-06-13 Richard Guenther <rguenther@suse.de>
13554 PR tree-optimization/40421
13555 * tree-predcom.c (should_unroll_loop_p): Remove.
13556 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13558 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13560 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13561 Add location argument.
13563 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13565 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13567 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13568 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13569 * config/spu/spu-protos.h: Add location to
13570 spu_resolve_overloaded_builtin.
13571 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13572 spu_build_builtin_va_list.
13573 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13574 argument. Pass location to build_function_call_vec.
13575 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13577 (emit_fpu_switch): Same.
13578 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13579 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13580 to build_decl and create_artificial_label.
13581 (xtensa_gimplify_va_arg_expr): Same.
13582 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13583 (xstormy16_gimplify_va_arg_expr): Same.
13584 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13585 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13586 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13587 (mips16_build_function_stub): Same.
13588 (mips16_build_call_stub): Same.
13590 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13593 * arm/constraints.md (Pa, Pb): New constraints.
13594 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13595 split pattern to deal with them.
13597 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13599 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13600 fix index entry for -Xpreprocessor.
13602 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13604 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13605 Add location argument to build_decl call.
13606 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13607 (rs6000_init_builtins): Same.
13608 (spe_init_builtins): Same.
13609 (rs6000_gimplify_va_arg): Add location argument to
13610 create_artificial_label call.
13612 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13614 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13615 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13616 * Makefile.in: Fix GGC dependency for gcse.o.
13618 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13620 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13621 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13622 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13624 * c-parser.c (c_parser_binary_expression): Use current column while
13625 building binary operations.
13626 * common.opt (fshow-column): Enable by default.
13627 * tree-vrp.c (check_array_ref): Use warning_at.
13628 (check_array_bounds): Use location from call back if expr has no
13630 * tree.h: Add location argument to maybe_fold_*.
13631 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13632 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13633 (maybe_fold_offset_to_component_ref): Same.
13634 (maybe_fold_offset_to_reference): Same.
13635 (maybe_fold_offset_to_address): Same.
13636 (maybe_fold_stmt_indirect): Same.
13637 (maybe_fold_stmt_addition): Same.
13638 (fold_stmt_r): Pass location to maybe_fold_*.
13639 (fold_gimple_assign): Same.
13640 * c-tree.h: Add location argument to finish_decl,
13641 default_function_array_conversion, store_init_value.
13642 * c-decl.c (define_label): Use error_at.
13643 (c_make_fname_decl): Pass location to finish_decl.
13644 (finish_decl): New location argument.
13645 (build_compound_literal): Pass location to store_init_value.
13646 (grokdeclarator): Pass location to finish_decl.
13648 * c-typeck.c (array_to_pointer_conversion): New location argument.
13649 (function_to_pointer_conversion): Same.
13650 (default_function_array_conversion): Same.
13651 (parser_build_unary_op): Pass location to overflow_warning.
13652 (parser_build_binary_op): Same. Use warning_at.
13653 (build_unary_op): Pass location to array_to_pointer_conversion.
13654 (build_c_cast): Pass location to digest_init.
13655 (build_modify_expr): New location argument.
13656 (convert_for_assignment): Same.
13657 (store_init_value): Same.
13658 (digest_init): Same.
13659 (output_init_element): Pass location to digest_init and
13660 array_to_pointer_conversion.
13661 (c_finish_return): Pass location to convert_for_assignment.
13662 * gimplify.c (gimplify_conversion): Pass location to
13663 maybe_fold_offset_to_address.
13664 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13665 to maybe_fold_stmt_addition.
13666 * c-omp.c (c_finish_omp_atomic): Pass new location to
13668 (c_finish_omp_for): Same.
13669 * c-common.c (overflow_warning): New argument.
13670 * c-common.h: New argument to build_modify_expr, overflow_warning.
13671 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13673 (c_parser_initializer): Pass location to
13674 default_function_array_conversion.
13675 (c_parser_initelt): Same.
13676 (c_parser_initval): Same.
13677 (c_parser_asm_operands): Same.
13678 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13679 (c_parser_conditional_expression): Same.
13680 (c_parser_binary_expression): Add location info to stack. Use it.
13681 (c_parser_unary_expression): Pass location to
13682 default_function_array_conversion, parser_build_unary_op,
13683 build_indirect_ref, c_parser_postfix_expression_after_primary.
13684 (c_parser_postfix_expression_after_primary): New location argument.
13686 (c_parser_expression_conv): Pass location to
13687 default_function_array_conversion.
13688 (c_parser_expr_list): Same.
13689 (c_parser_omp_atomic): Same.
13690 (c_parser_omp_for_loop): Same.
13691 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13692 (build_array_declarator): New argument.
13693 * c-decl.c (build_array_declarator): Add location argument.
13694 (grokdeclarator): Set id_loc for cdk_array.
13695 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13696 build_array_declarator.
13697 * tree.c (build_omp_clause): Add location argument.
13698 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13699 (OMP_CLAUSE_LOCATION): New macro.
13700 (struct tree_omp_clause): Add location field.
13701 (build_omp_clause): Add argument.
13702 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13703 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13705 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13706 (cp_parser_omp_clause_collapse): Same.
13707 (cp_parser_omp_clause_default): Same.
13708 (cp_parser_omp_clause_if): Same.
13709 (cp_parser_omp_clause_nowait): Same.
13710 (cp_parser_omp_clause_num_threads): Same.
13711 (cp_parser_omp_clause_ordered): Same.
13712 (cp_parser_omp_clause_schedule): Same.
13713 (cp_parser_omp_clause_untied): Same.
13714 (cp_parser_omp_for_loop): Same.
13715 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13716 * c-tree.h (c_start_case): Add location argument.
13717 (c_process_expr_stmt): Same.
13718 (c_finish_goto_*): Same.
13719 * tree-parloops.c (initialize_reductions): Pass location to
13721 (create_parallel_loop): Same.
13722 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13723 (gfc_trans_omp_reduction_list): Same.
13724 (gfc_trans_omp_clauses): Same.
13725 (gfc_trans_omp_do): Same.
13726 * c-typeck.c (c_finish_goto_label): Same.
13727 (c_finish_goto_ptr): New location argument.
13728 (c_start_case): Same.
13729 (emit_side_effect_warnings): Same.
13730 (c_process_expr_stmt): Same.
13731 (c_finish_stmt_expr): Same.
13732 (c_finish_omp_clauses): Use error_at instead of error.
13733 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13735 * c-omp.c (c_split_parallel_clauses): New location argument.
13736 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13737 to build_omp_clause.
13738 (convert_local_reference_stmt): Same.
13739 (convert_gimple_call): Same.
13740 * c-common.h (c_split_parallel_clauses): New argument.
13741 * c-parser.c (c_parser_statement_after_labels): Pass location to
13742 c_finish_goto_label.
13743 (c_parser_switch_statement): Pass location to c_start_case.
13744 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13745 and c_process_expr_stmt.
13746 (c_parser_omp_variable_list): Add location argument.
13747 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13748 (c_parser_omp_clause_default): Same.
13749 (c_parser_omp_clause_if): Same.
13750 (c_parser_omp_clause_num_threads): Same.
13751 (-c_parser_omp_clause_ordered): Same.
13752 (c_parser_omp_clause_reduction): Pass location to
13753 c_parser_omp_variable_list.
13754 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13755 (c_parser_omp_clause_untied): Same.
13756 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13757 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13759 * c-tree.h (check_for_loop_decls, undeclared_variable,
13760 build_component_ref, build_array_ref, build_external_ref,
13761 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13762 build_conditional_expr, build_compound_expr, c_cast_expr,
13763 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13764 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13766 * c-semantics.c (build_stmt): Same.
13767 (build_case_label): Same.
13768 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13769 (undeclared_variable): New argument.
13770 (make_label): Same.
13771 (lookup_label): Pass location on down.
13772 (define_label): Same.
13773 (finish_decl): Same.
13774 (build_compound_literal): Same.
13775 (finish_struct): Same.
13776 (finish_function): Do not set location here.
13777 (check_for_loop_decls): New argument.
13778 * tree.c (save_expr): Set location.
13779 (build_empty_stmt): New argument.
13780 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13781 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13782 * builtins.c (gimplify_va_arg_expr): Use locations.
13783 (expand_builtin_sync_operation): Same.
13784 * c-typeck.c (build_component_ref): New argument.
13785 (build_array_ref): Same.
13786 (build_external_ref): Same.
13787 (c_expr_sizeof_expr): Same.
13788 (c_expr_sizeof_type): Same.
13789 (parser_build_unary_op): Same.
13790 (build_conditional_expr): Same.
13791 (build_compound_expr): Pass location on down.
13792 (build_compound_expr): New argument.
13793 (build_c_cast): Same.
13794 (c_cast_expr): Same.
13795 (build_asm_expr): Same.
13796 (c_finish_return): Same.
13797 (c_process_expr_stmt): Pass location on down.
13798 (c_finish_stmt_expr): New argument.
13799 (push_clenaup): Same.
13800 (c_finish_omp_parallel): Same.
13801 (c_finish_omp_task): Same.
13802 * gimplify.c (gimplify_call_expr): Pass location on down.
13803 * c-omp.c (c_finish_omp_master): New argument.
13804 (c_finish_omp_critical): Same.
13805 (c_finish_omp_ordered): Same.
13806 (c_finish_omp_barrier): Same.
13807 (-c_finish_omp_taskwait): Same.
13808 (c_finish_omp_atomic): Same.
13809 (c_finish_omp_flush): Same.
13810 * tree-inline.c (copy_tree_body_r): Pass location on down.
13811 (inline_forbidden_p): Remove use of input_location.
13812 * c-gimplify.c (c_build_bind_expr): New argument.
13813 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13814 (c_sizeof_or_alignof_type): New argument.
13815 (c_alignof_expr): Same.
13816 (build_va_arg): Same.
13817 (c_add_case_label): Same.
13818 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13819 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13820 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13821 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13822 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13823 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13825 * stub-objc.c (objc_build_selector_expr): Same.
13826 (objc_build_throw_stmt): Same.
13827 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13828 (c_parser_initelt): Same.
13829 (c_parser_compound_statement): Same.
13830 (c_parser_compound_statement_nostart): Same.
13831 (c_parser_label): Same.
13832 (c_parser_statement_after_labels): Same.
13833 (c_parser_if_body): Same.
13834 (c_parser_else_body): Same.
13835 (c_parser_if_statement): Same.
13836 (c_parser_switch_statement): Same.
13837 (c_parser_while_statement): Same.
13838 (c_parser_do_statement): Same.
13839 (c_parser_for_statement): Same.
13840 (c_parser_asm_statement): Same.
13841 (c_parser_conditional_expression): Same.
13842 (c_parser_binary_expression): Same.
13843 (c_parser_cast_expression): Same.
13844 (c_parser_unary_expression): Same.
13845 (c_parser_sizeof_expression): Same.
13846 (c_parser_alignof_expression): Same.
13847 (c_parser_postfix_expression): Same.
13848 (c_parser_expression): Same.
13849 (c_parser_objc_receiver): Same.
13850 (c_parser_omp_variable_list): Same.
13851 (c_parser_omp_structured_block): Same.
13852 (c_parser_omp_atomic): New argument.
13853 (c_parser_omp_barrier): Same.
13854 (c_parser_omp_critical): Same.
13855 (c_parser_omp_flush): Pass location on down.
13856 (c_parser_omp_for_loop): New argument.
13857 (c_parser_omp_for): Same.
13858 (c_parser_omp_master): Same.
13859 (c_parser_omp_ordered): Same.
13860 (c_parser_omp_sections_scope): Same.
13861 (c_parser_omp_sections): Same.
13862 (c_parser_omp_parallel): Same.
13863 (c_parser_omp_single): Same.
13864 (c_parser_omp_task): Same.
13865 (c_parser_omp_taskwait): Pass location on down.
13866 (c_parser_omp_construct): Same.
13867 (c_parser_omp_threadprivate): Same.
13868 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13869 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13870 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13871 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13872 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13873 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13874 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13875 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13876 config/i386/i386.c, stmt.c:
13877 Add location argument to the following function definitions and/or
13878 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13879 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13880 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13881 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13882 do_case, c_finish_bc_stmt, build_compound_literal,
13883 build_function_call.
13884 * c-decl.c (build_compound_literal): Add location argument.
13885 Make all diagnostic calls use location.
13886 (start_struct): Same.
13887 (finish_struct): Same.
13888 (start_enum): Same.
13889 (build_enumerator): Same.
13890 (start_function): Same.
13891 (grokdeclarator): Make all diagnostic calls use location.
13892 (store_parm_decls_oldstyle): Same.
13893 * c-typeck.c (build_function_call): Add location argument.
13894 Make all diagnostic calls use location.
13896 (c_finish_bc_stmt): Same.
13897 * tree-nested.c (get_trampoline_type): Add argument.
13898 Pass location to build_decl.
13899 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13900 * rtl.h (RTL_LOCATION): New.
13901 * c-common.c (c_add_case_label): Add location argument.
13902 Make all diagnostic calls use location.
13903 * c-common.h: Add location argument to make_fname_decl, do_case,
13904 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13905 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13906 Set it appropriately for every case. Pass enum_loc to start_enum
13907 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13909 (c_parser_struct_or_union_specifier): Save location. Use it for
13910 start_struct, finish_struct, and parser_xref_tag.
13912 2009-06-12 Ian Lance Taylor <iant@google.com>
13914 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13916 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13917 cpp_opts->warn_cxx_operator_names.
13919 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13922 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13923 is returns NULL and OP is a VCE, look through the VCE.
13925 2009-06-12 Ian Lance Taylor <iant@google.com>
13928 * collect2.c (main): Use CONST_CAST2 in code inside #if
13929 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13931 2009-06-12 Joey Ye <joey.ye@intel.com>
13933 PR middle-end/39146
13934 * cfgexpand.c (get_decl_align_unit): Update
13935 max_used_stack_slot_alignment with align instead of
13936 stack_alignment_needed.
13938 * function.c (assign_stack_local_1): Update
13939 max_used_stack_slot_alignment with alignment_in_bits instead
13940 of stack_alignment_needed.
13941 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13944 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13946 * dwarf2out.c (last_var_location_insn): New variable.
13947 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13948 (dwarf2out_var_location): Don't record anything after last real
13949 insn. Only change labels if there were any real instructions
13950 in between last note and this one, or if changed sections.
13952 2009-06-11 Richard Henderson <rth@redhat.com>
13954 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13955 note when storing the frame pointer in a register.
13956 (FRP): Don't redefine to nothing for epilogue.
13957 (alpha_expand_epilogue): Mark register and sp restores.
13958 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13960 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13961 when gen_lowpart is needed.
13963 2009-06-11 Richard Henderson <rth@redhat.com>
13965 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13967 * dwarf2out.c (need_data_align_sf_opcode): New.
13968 (div_data_align): Move earlier.
13969 (def_cfa_1, reg_save): Use it.
13971 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13973 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13974 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13975 (ix86_handle_option): Handle OPT_mcrc32.
13976 (ix86_target_string): Add -mcrc32.
13977 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13979 * config/i386/i386.h (TARGET_CRC32): New.
13981 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13982 (sse4_2_crc32di): Likewise.
13984 * config/i386/i386.opt (mcrc32): New.
13986 * doc/invoke.texi: Document -mcrc32.
13988 2009-06-11 Richard Henderson <rth@redhat.com>
13990 * common.opt (gdwarf-): Accept a version number.
13991 * doc/invoke.texi (gdwarf-): Update docs.
13992 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13993 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13994 version level, and record it.
13996 * dwarf2.h (DW_CIE_VERSION): Remove.
13997 * dwarf2out.c (DWARF_VERSION): Remove.
13998 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13999 (output_call_frame_info): Use CIE version 3 for dwarf3,
14000 or if the return register column is out of range for version 1.
14001 (dwarf_stack_op_name): Add all dwarf3 values.
14002 (DEBUG_PUBTYPES_SECTION): New.
14003 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14004 encoding change for dwarf3.
14005 (output_die) [dw_val_class_die_ref]: Likewise.
14006 (output_compilation_unit_header): Emit correct version for dwarf3.
14007 (output_line_info): Likewise.
14008 (output_pubnames): Update for DWARF_VERSION removal.
14009 (output_aranges): Likewise.
14010 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14011 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14012 (dwarf2out_finish): Likewise.
14014 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14016 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14019 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14022 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14023 * builtins.c (expand_builtin_unreachable): New function.
14024 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14025 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14026 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14028 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14029 searching for missing barriers.
14031 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14033 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14034 when -fprofile-generate* was passed.
14035 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14037 2009-06-11 Anthony Green <green@moxielogic.com>
14039 * config/moxie/moxie.md: Define length attribute for all instructions.
14041 (*b<cond:code>): Support limited branch ranges for new PC-relative
14042 branch instructions.
14043 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14045 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14047 * config/i386/i386.c (min_insn_size): Use get_attr_length
14048 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14049 For __asm return 0.
14051 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14052 instead of emit_insn_before.
14054 2009-06-10 Ian Lance Taylor <iant@google.com>
14057 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14060 2009-06-10 Revital Eres <eres@il.ibm.com>
14062 * passes.c (init_optimization_passes): Reschedule
14063 predictive-commoning pass before complete unroll pass.
14065 2009-06-10 Martin Jambor <mjambor@suse.cz>
14067 * cgraph.c (cgraph_node_can_be_local_p): New function.
14068 (cgraph_make_node_local): New function.
14069 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14070 (cgraph_make_node_local): Declare.
14072 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14074 * tree.h (tree_base): Add packed_flag and user_align fields.
14075 Decrease size of spare field.
14076 (TYPE_USER_ALIGN): Use user_align from tree_base.
14077 (DECL_USER_ALIGN): Likewise.
14078 (TYPE_PACKED): Use packed_flag from tree_base.
14079 (DECL_PACKED): Likewise.
14080 (tree_type): Delete packed_flag and user_align fields. Widen
14081 precision field. Widen mode field and shuffle fields to align
14082 mode on an 8-bit boundary.
14083 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14084 Renumber decl_flag_* fields. Fix comments. Widen
14085 decl_common_unused field.
14086 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14087 (DECL_EXTERNAL): Likewise.
14088 (DECL_BIT_FIELD): Likewise.
14089 (DECL_NONADDRESSABLE_P): Likewise.
14090 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14091 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14093 2009-06-10 Ian Lance Taylor <iant@google.com>
14095 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14096 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14097 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14098 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14099 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14100 DEF_VEC_ALLOC_FUNC_P.
14101 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14102 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14103 DEF_VEC_ALLOC_FUNC_O.
14104 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14105 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14106 DEF_VEC_ALLOC_FUNC_I.
14107 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14108 (vec_stack_p_reserve_exact_1): Declare.
14109 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14110 (vec_stack_free): Declare.
14111 (VEC_stack_alloc): Define.
14112 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14113 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14114 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14115 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14117 (stack_vecs): New static variable.
14118 (vec_stack_p_reserve_exact_1): New function.
14119 (vec_stack_o_reserve_1): New static function.
14120 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14121 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14122 (vec_stack_free): New function.
14123 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14124 (VEC_df_ref_stack_alloc): Define.
14125 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14126 DEF_VEC_ALLOC_P_STACK.
14127 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14128 (struct df_collection_rec): Change _vec fields to VEC. Remove
14130 (df_free_collection_rec): Adjust for new fields.
14131 (df_insn_rescan): Use new df_collection_rec fields.
14132 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14133 (df_ref_create_structure, df_ref_record): Likewise.
14134 (df_get_conditional_uses, df_get_call_refs): Likewise.
14135 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14136 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14137 (df_record_exit_block_uses, df_bb_verify): Likewise.
14138 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14139 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14140 Remove count parameter. Change return type to void. Change all
14142 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14143 Remove count parameter. Change return type to void. Change all
14145 (df_install_refs): Change old_vec parameter to VEC. Remove count
14146 parameter. Change all callers.
14147 (df_install_mws): Change old_vec parameter to VEC. Remove count
14148 parameter. Change all callers.
14149 (df_refs_verify): Change new_rec parameter to VEC. Change call
14151 (df_mws_verify): Likewise.
14153 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14155 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14157 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14159 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14161 2009-06-10 Anthony Green <green@moxielogic.com>
14163 * config/moxie/crti.asm: New file.
14164 * config/moxie/crtn.asm: New file.
14165 * config/moxie/moxie.c: New file.
14166 * config/moxie/moxie.h: New file.
14167 * config/moxie/sfp-machine.h: New file.
14168 * config/moxie/moxie-protos.h: New file.
14169 * config/moxie/t-moxie: Created.
14170 * config/moxie/t-moxie-softfp: Created.
14171 * config/moxie/moxie.md: Created.
14172 * config/moxie/constraints.md: Created.
14173 * config.gcc: Add moxie support.
14174 * doc/md.texi (Machine Constraints): Add moxie constraints.
14175 * doc/contrib.texi (Contributors): Mention moxie port.
14176 * doc/install.texi (Specific): Mention the moxie port.
14178 2009-06-09 Ian Lance Taylor <iant@google.com>
14180 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14181 compiling with C++.
14182 * optabs.c (optab_table): Only use designated initializers if
14183 HAVE_DESIGNATED_INITIALIZERS is defined.
14184 (convert_optab_table): Likewise.
14185 (init_optabs): Always call init_insn_codes if
14186 HAVE_DESIGNATED_INITIALIZERS is not defined.
14188 2009-06-09 Ian Lance Taylor <iant@google.com>
14190 * targhooks.c (default_builtin_vectorized_function): Change fn
14191 parameter to unsigned int.
14192 (default_builtin_vectorized_conversion): Change code parameter to
14194 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14195 * targhooks.h: Update declarations.
14196 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14197 parameter to unsigned int.
14199 * c-typeck.c (comptypes_check_enum_int): New static function.
14200 (comptypes_internal): Add enum_and_int_p parameter. Change all
14202 (comp_target_types): Add location parameter. Change all callers.
14203 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14204 Change all callers.
14205 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14206 (build_conditional_expr): Add colon_loc parameter. Change all
14208 (convert_for_assignment): Add location parameter. Change all callers.
14209 * c-parser.c (c_parser_conditional_expression): Pass location of
14210 colon to build_conditional_expr.
14211 * c-tree.h (build_conditional_expr): Update declaration.
14213 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14215 * graphite.c: Revert previous patch.
14217 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14220 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14222 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14224 * tree-ssa-loop-prefetch.c
14225 (loop_prefetch_arrays): Fixed a portability problem in printf format
14228 2009-06-09 Martin Jambor <mjambor@suse.cz>
14230 PR tree-optimization/40351
14231 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14232 refrence to a potential artifical subaccess can be constructed.
14234 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14236 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14237 (sh_override_options): Likewise.
14238 * config/sh/sh.c: Include params.h.
14239 (sh_optimization_options): New.
14240 (sh_override_options): Likewise.
14241 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14242 (OVERRIDE_OPTIONS): Use sh_override_options.
14244 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14246 * dwarf2out.c (emit_cfa_remember): New variable.
14247 (add_fde_cfi): If emit_cfa_remember, recurse to add
14248 DW_CFA_remember_state first.
14249 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14250 instead just set emit_cfa_remember.
14252 2009-06-08 Jan Hubicka <jh@suse.cz>
14255 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14257 2009-06-08 Jan Hubicka <jh@suse.cz>
14259 PR middle-end/39834
14260 * cgraphunit.c (save_inline_function_body): Do not copy transform
14261 hooks for saved inline bodies.
14262 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14263 for given function.
14265 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14267 * jump.c (returnjump_p): Handle delayed branches. Add missing
14270 2009-06-08 Jan Hubicka <jh@suse.cz>
14272 PR middle-end/40102
14273 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14274 original node might've been modified.
14275 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14277 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14279 * tree-object-size.c (addr_object_size): Add OSI argument.
14280 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14281 (compute_builtin_object_size, expr_object_size): Adjust callers.
14282 (plus_stmt_object_size): Call addr_object_size instead of
14283 compute_builtin_object_size.
14285 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14286 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14288 * tree-ssa-loop-prefetch.c
14289 (gather_memory_references): Introduced a counter for the number of
14291 (anything_to_prefetch_p): Introduced a counter for the number of
14293 (is_loop_prefetching_profitable): New function with a cost model
14295 (loop_prefetch_arrays): Use the new cost model to determine if
14296 prefetching is profitable.
14297 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14298 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14299 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14300 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14301 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14302 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14304 2009-06-08 Michael Matz <matz@suse.de>
14307 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14308 partitions use the same.
14309 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14310 for basevars of SSA_NAMEs.
14311 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14312 to not expand them twice.
14313 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14316 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14318 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14319 (fdump-final-insns=, gtoggle): New.
14320 * doc/invoke.texi: Document them.
14321 * final.c (rest_of_clean_state): Dump final insn stream.
14322 * gcc.c (invoke_as): Hook in -fcompare-debug.
14323 (static_spec_functions): Add compare-debug-dump-opt,
14324 compare-debug-self-opt and compare-debug-auxbase-opt.
14325 (compare_debug, compare_debug_second, compare_debug_opt): New.
14326 (switches_debug_check, n_switches_debug_check): New.
14327 (debug_auxbase_opt, debug_check_temp_file): New.
14328 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14330 (do_self_spec): Handle arguments after switches.
14331 (do_spec_1): Add .gk extension to temp file basenames for compare.
14332 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14333 (cc1_options): Use it instead of normal auxbase computation for
14334 the second compare-debug compilation.
14335 (compare_files): New.
14336 (main): Set up and implement compare debug mode.
14337 (compare_debug_dump_opt_spec_function): New.
14338 (compare_debug_self_opt_spec_function): New.
14339 (compare_debug_auxbase_opt_spec_function): New.
14340 * toplev.c (process_options): Handle flag_gtoggle,
14341 flag_dump_final_insns.
14342 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14343 during -fcompare-debug-second compilation.
14345 2009-06-07 Ian Lance Taylor <iant@google.com>
14347 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14348 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14350 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14351 with no default node. Change warning with %H to warning_at.
14352 Don't clear warn_switch around case checking.
14353 * doc/invoke.texi (Warning Options): Clarify distinction between
14354 -Wswitch and -Wswitch-enum.
14356 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14358 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14360 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14362 * gbl-ctors.h: Add header guard.
14364 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14366 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14367 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14368 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14369 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14370 prototypes for removed functions.
14371 (expressions_equal_p): Move to ...
14372 * tree-ssa-sccvn.h: ... here and ...
14373 * matrix-reorg.c: ... adjust includes.
14375 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14377 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14379 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14381 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14382 (finish_function): Remove erroneous whitespace.
14384 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14386 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14387 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14389 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14391 * errors.c (internal_error): Commentary typo fix.
14392 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14393 * tree-ssa-pre.c: Ditto.
14395 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14397 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14398 them is supposed to hold actual statements.
14400 2009-06-06 Ian Lance Taylor <iant@google.com>
14402 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14403 empty statements can now have attributes.
14405 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14407 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14408 * config/mips/mips.md: Ditto.
14410 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14412 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14414 (__eabi_uconvert): Likewise.
14416 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14418 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14419 CFI_* definitions with IN_GCC.
14421 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14423 * xcoffout.h (xcoffout_source_line): Update prototype.
14425 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14427 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14428 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14430 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14432 PR middle-end/40340
14433 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14434 inlined_function_outer_scope_p blocks for artificial inlines
14436 * tree.c (tree_nonartificial_location): Rewrite using
14437 block_nonartificial_location.
14439 2009-06-05 Revital Eres <eres@il.ibm.com>
14440 Leehod Baruch <leehod@il.ibm.com>
14442 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14443 (expand_expr_real_1): Remove comment.
14444 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14445 Vectorize misaligned access when the target supports it.
14446 (vect_supportable_dr_alignment): Check for unaligned access support.
14447 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14450 2009-06-05 Julian Brown <julian@codesourcery.com>
14452 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14453 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14455 2009-06-05 Richard Guenther <rguenther@suse.de>
14458 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14459 as possibly unused.
14461 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14463 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14464 (save_gprs): Don't tell unwinder when a global register is saved.
14465 (s390_emit_epilogue): Emit needed epilogue unwind info.
14467 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14469 * dwarf2out.c (deferred_asm_name): New.
14470 (add_name_and_src_coords_attributes): Defer creation of
14471 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14473 (move_linkage_attr): New.
14474 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14477 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14479 * tree-nested.c (finalize_nesting_tree_1): Declare the
14480 frame_decl in the binding tree.
14482 2009-06-04 Cary Coutant <ccoutant@google.com>
14484 * basic-block.h (struct basic_block_def): Add discriminator field.
14485 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14487 * debug.c (do_nothing_debug_hooks): Add additional entry.
14488 (debug_nothing_int_charstar_int): New function.
14489 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14490 (debug_nothing_int_charstar_int): New declaration.
14491 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14492 discriminator value in .loc directive.
14493 * final.c (last_discriminator): New variable.
14494 (discriminator): New variable.
14495 (final_start_function): Initialize above variables, pass current
14496 discriminator to debug hook.
14497 (notice_source_line): Check for discriminator change.
14498 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14499 * sdbout.c (sdbout_source_line): New parameter.
14500 * tree-cfg.c (struct locus_discrim_map): New structure type.
14501 (discriminator_per_locus): New hash table.
14502 (build_gimple_cfg): Allocate and free discriminator hash table.
14503 (make_edges): Call assign_discriminator.
14504 (locus_map_hash): New function.
14505 (locus_map_eq): New function.
14506 (next_discriminator_for_locus): New function.
14507 (same_line_p): New function.
14508 (assign_discriminator): New function.
14509 (make_cond_expr_edges): Call assign_discriminator.
14510 (make_gimple_switch_edges): Likewise.
14511 (first_non_label_stmt): New function.
14512 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14514 * xcoffout.c (xcoffout_source_line): Add new parameter.
14516 * configure.ac (gcc_cv_as_discriminator): New configury check for
14517 gas support for discriminator.
14518 * configure: Regenerate.
14519 * config.in: Regenerate.
14521 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14523 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14524 val after checking for integers.
14526 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14528 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14530 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14531 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14532 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14533 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14534 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14535 X64_SSE_REGPARM_MAX.
14536 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14537 X64_SSE_REGPARM_MAX.
14539 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14541 * gcc.c (report_times_to_file): New.
14542 (execute): Implement it.
14543 (process_command): Support -time=.
14544 * doc/invoke.texi: Document it.
14546 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14548 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14549 that have value exprs.
14551 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14553 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14554 declarations for constants until...
14555 (dw2_output_indirect_constant_1): ... this point.
14557 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14560 * arm.md (arm_addsi3): Don't try to split an add with an
14561 eliminable register until after reload has completed.
14563 2009-06-03 Ian Lance Taylor <iant@google.com>
14565 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14566 * genattrtab.c (write_length_unit_log): Likewise.
14567 * genchecksum.c (dosum): Likewise.
14568 * gengtype.c (write_rtx_next): Likewise.
14569 (finish_root_table, write_roots): Likewise.
14570 * gimple.c (gimple_ops_offset_): Likewise.
14571 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14572 * config/arc/arc.c (arc_attribute_table): Likewise.
14573 * config/arm/arm.c (arm_attribute_table): Likewise.
14574 * config/avr/avr.c (avr_attribute_table): Likewise.
14575 * config/crx/crx.c (crx_attribute_table): Likewise.
14576 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14577 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14578 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14579 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14580 * config/sh/sh.c (sh_attribute_table): Likewise.
14581 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14582 * config/spu/spu.c (spu_attribute_table): Likewise.
14583 * config/v850/v850.c (v850_attribute_table): Likewise.
14585 * config/alpha/alpha.c (vms_attribute_table): Make static.
14586 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14587 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14588 * config/mips/mips.c (mips_attribute_table): Likewise.
14590 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14592 (cc1-checksum.o): Likewise.
14594 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14596 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14598 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14600 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14601 insn if it is changing sp. Use gen_add3_insn instead of
14602 conditionally gen_addsi3 and gen_adddi3.
14603 (offset_below_red_zone_p): New static inline function.
14604 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14605 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14606 * config/rs6000/ppc-asm.h: Include auto-host.h.
14607 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14608 CFI_RESTORE): Define.
14609 * config/rs6000/crtresxgpr.asm: Add unwind info.
14610 * config/rs6000/crtresxfpr.asm: Likewise.
14611 * config/rs6000/crtresgpr.asm: Likewise.
14612 * config/rs6000/crtresfpr.asm: Likewise.
14613 * config/rs6000/crtsavgpr.asm: Likewise.
14614 * config/rs6000/crtsavfpr.asm: Likewise.
14616 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14617 argument of DWARF2_FRAME_REG_OUT macros.
14619 2009-06-03 Julian Brown <julian@codesourcery.com>
14621 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14622 words or less (including TImode) in core registers.
14624 2009-06-03 Richard Guenther <rguenther@suse.de>
14626 PR middle-end/40328
14627 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14629 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14631 * statistics.c (statistics_counter_event): Do not record event
14632 in pass dump if its number == -1.
14633 (curr_statistics_hash): Add assert that we never get passes
14634 with static number == -1.
14636 2009-06-03 Richard Guenther <rguenther@suse.de>
14637 Andrey Belevantsev <abel@ispras.ru>
14639 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14640 non-BLKmode arrays addressable.
14642 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14644 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14645 * config/m68k/m68k.h: ... here.
14647 2009-06-03 Martin Jambor <mjambor@suse.cz>
14649 PR tree-optimization/40323
14650 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14653 2009-06-03 Richard Guenther <rguenther@suse.de>
14655 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14658 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14660 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14661 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14662 JUMP_TABLE_DATA_P where applicable.
14663 * config/sh/sh.c: Ditto.
14664 * config/sh/sh.h: Ditto.
14665 * config/sh/sh.md: Ditto.
14666 * config/sh/symbian.c: Ditto.
14668 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14670 * config/i386/driver-i386.c (describe_cache): Optimize
14671 concatenation of strings. Use snprintf instead of sprintf.
14672 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14673 target when not compiling with GCC.
14675 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14677 * config/sh/sh.c: Revert last change.
14678 (sh_expand_epilogue): Emit a blockage insn before the frame
14679 pointer adjustment unconditionally.
14681 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14683 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14684 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14685 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14686 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14687 to COLLECT_GCC_OPTIONS.
14689 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14691 * collect2.c (target_system_root): New variable.
14692 (main): Handle --sysroot=.
14693 (ignore_library): Strip the sysroot from the library path.
14695 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14697 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14698 (collect2.o): Depend on collect2-aix.h.
14699 (collect2-aix.o): New rule.
14700 * collect2-aix.h: New file.
14701 * collect2-aix.c: Likewise.
14702 * collect2.c: Include collect2-aix.h. Don't undefine
14703 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14704 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14705 Use TARGET_AIX_VERSION instead of _AIX51.
14706 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14707 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14708 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14709 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14710 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14712 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14714 * collect2.c (ignore_library): Avoid premature post-increment
14715 and null deference.
14717 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14719 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14720 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14721 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14722 CROSS_DIRECTORY_STRUCTURE too.
14723 (LINK_LIBG_SPEC): Likewise.
14724 (LIB_SPEC): Add %R to sysroot paths.
14725 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14726 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14727 * config/rs6000/aix51.h: As for aix43.h.
14728 * config/rs6000/aix52.h: Likewise.
14729 * config/rs6000/aix53.h: Likewise.
14730 * config/rs6000/aix61.h: Likewise.
14731 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14732 to the beginning of sysroot paths.
14734 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14736 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14737 INSN_LISTs that are out of the REG_NOTE range.
14739 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14741 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14742 (struct var_to_expand): Likewise.
14743 (struct opt_info): Add head and tail for linked lists of the above.
14744 (analyze_insn_to_expand_var): Initialize next.
14745 (analyze_iv_to_split_insn): Likewise.
14746 (analyze_insns_in_loop): Create linked lists.
14747 (allocate_basic_variable): Simplify for use without hash table.
14748 (insert_var_expansion_initialization): Likewise, make it type-safer.
14749 (combine_var_copies_in_loop_exit): Likewise.
14750 (apply_opt_in_copies): Walk lists rather than hash tables.
14751 (release_var_copies): Simplified and inlined by hand into...
14752 (free_opt_info): ... this function.
14754 2009-06-02 Richard Guenther <rguenther@suse.de>
14756 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14759 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14761 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14762 only for builtins that are not overridden.
14764 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14766 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14769 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14771 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14773 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14775 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14777 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14779 * common.opt (fdump-unnumbered-links): New.
14780 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14781 * print-rtl.c (flag_dump_unnumbered_links): New.
14782 (print_rtx): Test it.
14784 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14786 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14787 push/pop multiple to 8-byte alignment.
14789 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14791 * config/i386/i386.c (queued_cfa_restores): New static variable.
14792 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14794 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14795 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14796 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14797 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14798 note unconditionally.
14799 (ix86_emit_restore_regs_using_mov): Likewise.
14800 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14801 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14802 it through to ix86_emit_restore_reg_using_pop.
14803 (ix86_emit_leave): Add RED_OFFSET argument. Call
14804 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14805 instead of adding REG_CFA_OFFSET note unconditionally.
14806 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14807 the above functions. Call ix86_add_queued_cfa_restore_notes when
14810 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14811 force output of the label even for dwarf2out_do_cfi_asm.
14812 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14813 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14814 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14816 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14817 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14818 dwarf2out_cfi_label callers.
14819 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14820 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14821 Adjust dwarf2out_cfi_label callers.
14822 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14824 * config/i386/i386.h (struct machine_cfa_state,
14825 struct machine_function): Guard with ifndef USED_FOR_TARGET
14826 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14829 * emutls.c (__emutls_get_address): Change arr->size to mean number
14830 of allocated arr->data entries instead of # of slots + 1.
14832 PR middle-end/40316
14833 * recog.c (peep2_reinit_state): New function.
14834 (peephole2_init_state): Use it at the end of a basic block and also
14835 when seeing a RTX_FRAME_RELATED_P insn.
14837 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14839 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14840 fixuns_truncrfdi2): New.
14841 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14842 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14843 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14844 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14845 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14846 *recip_approx): Remove.
14847 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14848 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14849 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14851 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14854 2009-06-01 Ian Lance Taylor <iant@google.com>
14856 * attribs.c (register_attribute): Use CONST_CAST.
14857 * collect2.c (main): Use CONST_CAST2.
14858 (scan_prog_file): Likewise.
14859 * gcc.c (process_command, main): Likewise.
14860 * toplev.c (toplev_main): Likewise.
14862 * c-typeck.c (handle_warn_cast_qual): New static function,
14863 partially broken out of build_c_cast.
14864 (build_c_cast): Call handle_warn_cast_qual.
14865 * doc/invoke.texi (Warning Options): Document new effect of
14868 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14870 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14871 (diagnostic_report_current_module): Print columns.
14872 * common.opt (flag_show_column): Enable by default.
14874 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14876 * alias.c (find_base_term): Check for NULL term before returning.
14878 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14880 Revert due to PR40320:
14881 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14882 * calls.c (emit_library_call_value_1): Don't force_operand for move
14885 2009-06-01 Olivier Hainque <hainque@adacore.com>
14886 Eric Botcazou <ebotcazou@adacore.com>
14888 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14889 to be processed as a bitfield for constructor output purposes.
14890 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14892 * varasm.c (oc_local_state): New type, output_constructor
14893 local state to support communication with helpers.
14894 (oc_outer_state): New type, output_constructor outer state of
14895 relevance in recursive calls.
14896 (output_constructor_array_range): New output_constructor helper,
14897 extracted code for an array range element.
14898 (output_constructor_regular_field): New output_constructor helper,
14899 extracted code for an element that is not a bitfield.
14900 (output_constructor_bitfield): New output_constructor helper,
14901 extracted code for a bitfield element. Accept an OUTER state
14902 argument for recursive processing. Recurse on record or array
14903 CONSTRUCTOR values, possibly past noop conversions.
14904 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14905 VALUE is a valid constant-valued expression for use in a static
14906 bit-field initializer.
14907 (output_constructor): Rework to use helpers. Accept and honor an
14908 OUTER state argument for recursive calls. Return total size. Be
14909 prepared for nested constructors initializing bitfields.
14910 (output_constant): Feed OUTER in calls to output_constructor.
14912 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14914 * calls.c (emit_library_call_value_1): Don't force_operand for move
14917 2009-06-01 Nick Clifton <nickc@redhat.com>
14919 * doc/invoke.texi (IA-64 Options): Fix typo.
14921 2009-06-01 Ira Rosen <irar@il.ibm.com>
14923 PR tree-optimization/39129
14924 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14926 (vect_do_peeling_for_loop_bound): Use
14927 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14928 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14929 (vect_loop_versioning): Likewise.
14930 (vect_create_cond_for_alias_checks): Fix indentation.
14931 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14933 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14934 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14935 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14936 "control flow in loop".
14937 (vect_estimate_min_profitable_iters): Use
14938 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14939 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14940 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14941 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14942 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14943 statement belongs to a group of strided accesses with the exact code
14945 (vectorizable_load): Likewise.
14946 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14947 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14949 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14951 * config/freebsd-stdint.h: New file.
14952 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14953 Add freebsd-stdint.h to tm_file.
14955 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14957 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14958 (thumb2_extendhidi2): Likewise.
14960 2009-05-31 Ian Lance Taylor <iant@google.com>
14962 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14964 2009-05-31 Ian Lance Taylor <iant@google.com>
14966 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14967 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14968 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14970 2009-05-31 Jason Merrill <jason@redhat.com>
14972 * tree-pretty-print.c (print_call_name): Take the callee, not the
14973 call itself. Make non-static. Use dump_function_name for functions.
14974 (dump_generic_node): Adjust.
14975 * diagnostic.h: Declare print_call_name.
14976 * gimple-pretty-print.c (dump_gimple_call): Use it.
14978 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14980 * config/sh/sh.md (ashldi3_std): New define_expand.
14983 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14986 * config/sh/sh.c: Include debug.h.
14987 (sh_expand_epilogue): Emit a blockage insn before the frame
14988 pointer adjustment also when dwarf2out_do_frame returns true.
14990 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14992 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14993 (thumb2_extendqidi2): New pattern.
14995 2009-05-31 Ira Rosen <irar@il.ibm.com>
14997 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14998 mark phis for renaming.
14999 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15000 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15001 Call mark_sym_for_renaming.
15002 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15003 * tree-vect-loop.c (vect_transform_loop): Remove
15004 vect_memsyms_to_rename initialization and a call to
15005 mark_set_for_renaming.
15007 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15009 PR middle-end/40304
15010 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15011 frame related even if !set_cfa && style < 0.
15013 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15015 * config/i386/mingw-tls.c: New file.
15016 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15017 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15018 defining _WIN32 but not __CYGWIN__.
15020 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15022 * configure.ac: Add MPC support.
15024 * config.in, configure: Regenerate.
15026 2009-05-29 Richard Henderson <rth@redhat.com>
15028 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15029 NOTE_INSN_BASIC_BLOCK.
15030 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15031 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15032 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15034 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15036 (add_cfi): Disable check redefining cfa away from drap.
15037 (lookup_cfa_1): Add remember argument; handle remember/restore.
15038 (lookup_cfa): Pass remember argument.
15039 (cfa_remember): New.
15040 (compute_barrier_args_size_1): Remove sibcall check.
15041 (dwarf2out_frame_debug_def_cfa): New.
15042 (dwarf2out_frame_debug_adjust_cfa): New.
15043 (dwarf2out_frame_debug_cfa_offset): New.
15044 (dwarf2out_frame_debug_cfa_register): New.
15045 (dwarf2out_frame_debug_cfa_restore): New.
15046 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15047 (dwarf2out_begin_epilogue): New.
15048 (dwarf2out_frame_debug_restore_state): New.
15049 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15050 DW_CFA_restore_state.
15051 (output_cfi_directive): Likewise.
15052 (convert_cfa_to_fb_loc_list): Likewise.
15053 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15054 * dwarf2out.h: Update.
15055 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15056 (copy_insn_1): Early out for null.
15057 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15058 and dwarf2out_frame_debug_restore_state.
15059 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15060 (prologue_insn_hash, epilogue_insn_hash): New.
15061 (free_after_compilation): Adjust freeing accordingly.
15062 (record_insns): Create hash table if needed; push insns into
15063 hash instead of array.
15064 (maybe_copy_epilogue_insn): New.
15065 (contains): Search hash table instead of array.
15066 (sibcall_epilogue_contains): Remove.
15067 (thread_prologue_and_epilogue_insns): Split eh_return insns
15068 and mark them as epilogues.
15069 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15070 scanning in terms of basic blocks.
15071 * insn-notes.def (CFA_RESTORE_STATE): New.
15072 * jump.c (returnjump_p_1): Accept EH_RETURN.
15073 (eh_returnjump_p_1, eh_returnjump_p): New.
15074 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15075 CFA_REGISTER, CFA_RESTORE): New.
15076 * rtl.def (EH_RETURN): New.
15077 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15079 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15080 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15082 * config/i386/i386.c (gen_push): Update cfa state.
15083 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15084 add a CFA_ADJUST_CFA note.
15085 (ix86_dwarf_handle_frame_unspec): Remove.
15086 (ix86_expand_prologue): Update cfa state.
15087 (ix86_emit_restore_reg_using_pop): New.
15088 (ix86_emit_restore_regs_using_pop): New.
15089 (ix86_emit_leave): New.
15090 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15091 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15092 * config/i386/i386.h (struct machine_cfa_state): New.
15093 (ix86_cfa_state): New.
15094 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15095 (eh_return_internal): Merge from eh_return_<mode>,
15096 use eh_return rtx, split w/ epilogue.
15098 2009-05-29 Ian Lance Taylor <iant@google.com>
15100 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15102 * calls.c (emit_library_call_value_1): Likewise.
15104 * c-typeck.c (c_build_va_arg): New function.
15105 * c-tree.h (c_build_va_arg): Declare.
15106 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15107 instead of build_va_arg.
15109 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15111 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15112 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15113 (ptr_difference_cost): Use affine combinations to compute it.
15114 (difference_cost): Likewise.
15115 (get_computation_cost_at): Compute more accurate cost for addresses
15116 if the ratio is a multiplier allowed in addresses.
15117 For non-addresses, consider that an additional offset or symbol is
15120 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15122 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15123 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15125 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15126 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15127 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15129 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15130 to 1 for TYPE_SSE{IADD1,CVT1}.
15131 (prefix_vex_imm8): Removed.
15132 (length_vex): Only pass 1 as second argument to
15133 ix86_attr_length_vex_default if prefix_extra is 0.
15134 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15135 (length): For prefix vex computation use length_immediate
15136 attribute instead of prefix_vex_imm8.
15137 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15138 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15139 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15140 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15141 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15142 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15143 a space in between the operands.
15144 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15145 if one operand is 0xff and the other one si, di, bp or sp.
15146 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15147 other one si, di, bp or sp.
15148 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15149 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15150 type and mode attributes.
15151 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15152 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15153 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15154 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15155 prefix_data16 attribute iff MODE_DF.
15156 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15157 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15158 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15159 constm128_operand in length_immediate computation.
15160 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15161 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15162 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15163 length_immediate attribute to 1.
15164 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15165 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15166 for certain alternatives.
15167 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15168 prefix_data16 attribute if MODE_V1DF.
15169 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15170 length_immediate to 1.
15171 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15172 length_address to 4, set mode attribute to MODE_DI.
15173 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15174 (fxam<mode>2_i387): Set length attribute to 4.
15175 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15176 *prefetch_3dnow_rex): Override length_address attribute.
15177 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15179 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15180 (constm128_operand): Removed.
15181 * config/i386/i386.c (memory_address_length): For
15182 disp && !index && !base in 64-bit mode account for SIB byte if
15183 print_operand_address can't optimize disp32 into disp32(%rip)
15184 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15185 for fs: or gs: segment.
15186 (ix86_attr_length_immediate_default): When checking if shortform
15187 is possible, truncate immediate to the length of the non-shortened
15189 (ix86_attr_length_address_default): Ignore MEM_P operands
15191 (ix86_attr_length_vex_default): Only check for DImode on
15192 GENERAL_REG_P operands.
15193 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15194 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15195 (sse_cvttps2pi): Clear prefix_rep attribute.
15196 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15198 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15199 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15200 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15201 iff operand 2 is const_int_operand.
15202 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15203 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15204 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15206 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15208 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15209 prefix_data16 attribute for movlpd and movhpd instructions.
15210 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15211 length_immediate for shufpd instruction.
15212 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15213 (avx_cmpp<avxmodesuffixf2c><mode>3,
15214 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15215 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15216 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15217 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15218 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15219 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15220 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15221 prefix_data16 attribute for the first alternative to 1.
15222 (*avx_loadlps): Override length_immediate for the first alternative.
15223 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15224 attributes for second alternative.
15225 (*vec_concatv2sf_sse4_1): Override length_immediate and
15226 prefix_data16 attributes for second alternative.
15227 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15228 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15229 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15230 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15231 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15232 prefix_data16 and length_immediate to 1.
15233 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15235 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15236 prefix_extra attribute for variants that don't have 0f prefix alone.
15237 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15238 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15239 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15240 *sse4_1_pextrd): Set length_immediate to 1.
15241 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15242 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15244 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15245 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15246 length_immediate to 1 for second alternative.
15247 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15248 prefix_extra and length_immediate attributes for the first
15250 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15252 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15253 to 1 for the first and third alternative.
15254 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15256 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15258 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15260 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15261 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15262 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15263 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15264 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15265 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15266 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15267 ssse3_psign<mode>3): Override prefix_rex attribute.
15268 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15269 (ssse3_palignrti): Override length_immediate to 1.
15270 (ssse3_palignrdi): Override length_immediate to 1, override
15271 prefix_rex attribute.
15272 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15273 (sse4a_extrqi): Override length_immediate to 2.
15274 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15275 (sse4a_insertq): Override prefix_data16 to 0.
15276 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15277 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15278 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15279 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15280 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15281 and length_immediate to 1.
15282 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15283 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15284 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15285 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15286 and length_immediate to 1.
15287 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15288 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15289 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15290 avx_ptest256): Override prefix_extra to 1.
15291 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15292 Override prefix_data16 and length_immediate to 1.
15293 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15294 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15295 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15296 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15297 prefix_data16 to 0 and prefix_extra to 2.
15298 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15299 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15301 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15302 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15303 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15304 and prefix_extra to 2.
15305 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15306 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15307 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15308 avx_vpermilvar<mode>3,
15309 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15310 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15311 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15312 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15313 Override prefix_extra to 1.
15314 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15315 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15316 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15317 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15318 prefix_extra and length_immediate to 1.
15319 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15321 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15322 to 1 for the first alternative.
15323 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15324 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15326 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15327 *movv2sf_internal_avx, *movv2sf_internal): Override
15328 prefix_rep attribute for certain alternatives.
15329 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15330 attributes for certain alternatives.
15331 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15332 attributes for certain alternatives.
15333 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15334 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15335 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15336 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15337 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15338 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15339 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15340 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15341 length_immediate to 1 if operand 2 is const_int_operand.
15342 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15343 *vec_extractv2si_1): Set length_immediate attribute to 1.
15344 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15345 using old 3DNOW insn rather than SSE/3DNOW_A.
15346 (mmx_emms, mmx_femms): Clear modrm attribute.
15348 2009-05-29 Martin Jambor <mjambor@suse.cz>
15350 * tree-sra.c: New implementation of SRA.
15352 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15353 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15354 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15355 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15356 (SRA_MAX_STRUCTURE_COUNT): Removed.
15357 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15358 * doc/invoke.texi (sra-max-structure-size): Removed.
15359 (sra-field-structure-ratio): Removed.
15361 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15363 PR middle-end/40291
15364 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15367 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15369 PR rtl-optimization/40101
15370 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15371 seqno. Adjust comment.
15372 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15373 inserting bookkeeping before a jump, the jump is not scheduled.
15374 When no positive seqno found, provide a value. Add comment.
15376 2009-05-29 Richard Guenther <rguenther@suse.de>
15378 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15379 short-cutting on the first component.
15381 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15383 PR middle-end/39958
15384 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15385 for trees other than decls/types.
15387 2009-05-29 Richard Guenther <rguenther@suse.de>
15389 * tree-ssa-operands.c (get_expr_operands): Do not handle
15390 INDIRECT_REFs in the handled-component case. Remove
15391 unused get_ref_base_and_extent case.
15392 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15393 tree_low_cst and host_integerp where possible.
15394 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15395 codes for equivalence.
15396 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15398 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15400 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15401 to tmake_file for i[34567]86-*-cygwin*.
15403 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15406 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15407 (altivec_categorize_keyword, init_vector_keywords,
15408 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15411 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15413 * tree.c (handle_dll_attribute): Check if node is
15414 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15416 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15418 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15420 (thumb2_zero_extendqidi2): Likewise.
15422 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15424 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15425 instead of gen_movrt.
15426 * config/sh/sh.md (movrt): Remove.
15428 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15430 * doc/invoke.texi (IA-64 Options):
15431 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15432 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15433 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15434 -msched-prefer-non-control-spec-insns,
15435 -msched-stop-bits-after-every-cycle,
15436 -msched-count-spec-in-critical-path,
15437 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15438 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15439 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15440 and -msched-spec-verbose.
15442 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15444 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15445 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15447 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15449 2009-05-28 Richard Guenther <rguenther@suse.de>
15451 * tree-ssa-alias.c (ao_ref_init): New function.
15452 (ao_ref_base): Likewise.
15453 (ao_ref_base_alias_set): Likewise.
15454 (ao_ref_alias_set): Likewise.
15455 (refs_may_alias_p_1): Change signature.
15456 (refs_may_alias_p): Adjust.
15457 (refs_anti_dependent_p): Likewise.
15458 (refs_output_dependent_p): Likewise.
15459 (call_may_clobber_ref_p_1): Change signature.
15460 (call_may_clobber_ref_p): Adjust.
15461 (stmt_may_clobber_ref_p_1): New function split out from ...
15462 (stmt_may_clobber_ref_p): ... here.
15463 (maybe_skip_until): Adjust signature.
15464 (get_continuation_for_phi): Likewise.
15465 (walk_non_aliased_vuses): Likewise.
15466 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15467 (ao_ref_init): Declare.
15468 (ao_ref_base): Likewise.
15469 (ao_ref_alias_set): Likewise.
15470 (stmt_may_clobber_ref_p_1): Likewise.
15471 (walk_non_aliased_vuses): Adjust.
15472 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15473 (get_ref_from_reference_ops): remove.
15474 (vn_reference_lookup_2): Adjust signature.
15475 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15476 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15477 (vn_reference_lookup): Adjust.
15478 (vn_reference_insert): Likewise.
15479 (vn_reference_insert_pieces): Adjust signature.
15480 (visit_reference_op_call): Adjust.
15481 * tree-ssa-pre.c (get_expr_type): Simplify.
15482 (phi_translate_1): Adjust.
15483 (compute_avail): Likewise.
15484 (translate_vuse_through_block): Do not re-build trees.
15485 (value_dies_in_block_x): Likewise.
15486 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15488 (vn_reference_lookup_pieces): Adjust declaration.
15489 (vn_reference_insert_pieces): Likewise.
15491 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15493 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15494 with checking disabled.
15496 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15500 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15501 macro definition for support of three-operand format aligned
15502 .comm directive in assembler on cygwin/pe/mingw target OS.
15503 * configure: Regenerate.
15504 * config.h: Regenerate.
15506 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15507 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15508 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15510 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15511 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15513 2009-05-28 Ira Rosen <irar@il.ibm.com>
15515 PR tree-optimization/40254
15516 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15517 in analysis of basic blocks.
15519 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15521 PR middle-end/33699
15522 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15523 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15524 (TARGET_INITIALIZER): Use it.
15525 * cse.c (CHEAPER): Move it up to the other macros.
15526 (insert): Rename this ...
15527 (insert_with_costs): ... to this. Add cost parameters. Update
15529 (insert): New function. Call insert_with_costs.
15530 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15531 find_reg_offset_for_const, try_const_anchors): New functions.
15532 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15533 when using a const-anchor. Call insert_const_anchors.
15534 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15535 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15537 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15539 * tree-inline.c (remap_decls): Enable nonlocalized variables
15540 when not optimizing.
15542 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15544 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15545 Simplify other tests involving optimize.
15547 2009-05-27 Tom Tromey <tromey@redhat.com>
15549 * unwind-dw2.c (_Unwind_DebugHook): New function.
15550 (uw_install_context): Call _Unwind_DebugHook.
15552 2009-05-27 Tom Tromey <tromey@redhat.com>
15554 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15556 2009-05-27 Ian Lance Taylor <iant@google.com>
15558 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15559 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15560 (ALL_LINKERFLAGS): Define.
15561 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15562 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15563 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15564 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15565 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15566 $(LINKER_FOR_BUILD).
15567 (build/gcov-iov$(build_exeext)): Likewise.
15569 2009-05-27 Julian Brown <julian@codesourcery.com>
15571 * gcse.c (target.h): Include.
15572 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15573 copy of argument to a pseudo register.
15575 2009-05-27 Diego Novillo <dnovillo@google.com>
15577 * tree-ssa-live.c (dump_scope_block): Document arguments.
15578 (dump_scope_blocks): Document.
15579 (debug_scope_blocks): New.
15580 * tree-flow.h (debug_scope_blocks): Declare.
15582 2009-05-21 Denis Chertykov <denisc@overta.ru>
15584 * doc/contrib.texi (Contributors): Add myself to the list.
15586 2009-05-27 Olivier Hainque <hainque@adacore.com>
15588 * expr.c (target_align): New function. Alignment the TARGET of an
15589 assignment may be assume to have.
15590 (highest_pow2_factor_for_target): Use it instead of relying on
15591 immediate tree attributes of TARGET, not necessarily honored when
15592 intermediate bitfields are involved.
15594 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15597 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15598 AVX, SSE4, AES, PCLMUL and POPCNT.
15600 2009-05-27 Diego Novillo <dnovillo@google.com>
15602 * tree-pretty-print.c (dump_location): New.
15603 (dump_generic_node): Call it.
15604 Factor code to handle BLOCK nodes ...
15605 (dump_block_node): ... here.
15607 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15609 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15611 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15613 * gcc-plugin.h: Include config.h and system.h.
15614 (IN_GCC): Define if not defined.
15616 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15618 PR middle-end/40249
15619 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15622 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15624 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15626 * config/m32r/m32r.h: Ditto.
15627 * config/m32r/m32r.md: Ditto.
15628 * config/m32r/predicates.md: Ditto.
15630 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15632 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15634 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15637 (Loading plugins): typo.
15638 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15639 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15640 (Interacting with the GCC Garbage Collector): Added new section.
15641 (Giving information about a plugin): Added new section for
15643 * ggc.h (ggc_register_root_tab): Added declaration.
15644 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15645 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15646 (register_callback): Improved comment in declaration.
15647 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15648 (extra_root_vec) Added static variable for dynamic roots registration.
15649 (ggc_register_root_tab) Added new routine.
15650 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15651 PLUGIN_GGC_MARKING event.
15652 * ggc-zone.c: Include plugin.h.
15653 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15654 * ggc-page.c: Include plugin.h.
15655 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15656 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15657 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15658 (register_callback): check lack of callbacks for
15659 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15660 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15661 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15662 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15663 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15664 dependency on plugin.h.
15665 (plugin.o): Added dependency on ggc.h...
15667 2009-05-26 Richard Guenther <rguenther@suse.de>
15669 PR middle-end/40248
15671 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15672 with mismatched comparison modes.
15674 * expr.c (expand_expr_real_1): Expand the operand of a
15675 VIEW_CONVERT_EXPR in its natural mode.
15677 2009-05-26 Ian Lance Taylor <iant@google.com>
15679 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15680 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15681 (ALL_COMPILERFLAGS): Define.
15682 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15683 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15684 (collect2$(exeext), collect2.o): Likewise.
15685 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15686 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15687 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15688 (libbackend.o, intl.o, cppdefault.o): Likewise.
15689 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15690 (build/%.o): Use $(COMPILER_FOR_BUILD).
15691 (build/gen%$(build_exeext)): Likewise.
15692 (build/gcov-iov$(build_exeext)): LIkewise.
15693 * config/t-darwin (darwin.o): Use $(COMPILER).
15694 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15695 * config/t-sol2 (sol2-c.o): Likewise.
15696 (sol2.o): Likewise.
15697 * config/t-vxworks (vxworks.o): Likewise.
15698 * config/x-darwin (host-darwin.o): Likewise.
15699 * config/x-hpux (host-hpux.o): Likewise.
15700 * config/x-linux (host-linux.o): Likewise.
15701 * config/x-solaris (host-solaris.o): Likewise.
15702 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15703 * config/arm/t-arm (arm-c.o): Likewise.
15704 * config/arm/t-pe (pe.o): Likewise.
15705 * config/arm/t-wince-pe (pe.o): Likewise.
15706 * config/i386/t-cygming (winnt.o): Likewise.
15707 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15708 * config/i386/t-cygwin (cygwin1.o): Likewise.
15709 (cygwin2.o): Likewise.
15710 * config/i386/t-i386 (i386-c.o): Likewise.
15711 * config/i386/t-interix (winnt.o): Likewise.
15712 * config/i386/t-netware (netware.o): Likewise.
15713 * config/i386/t-nwld (nwld.o): Likewise.
15714 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15715 * config/i386/x-i386 (driver-i386.o): Likewise.
15716 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15717 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15718 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15719 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15720 * config/mips/x-native (driver-native.o): Likewise.
15721 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15722 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15723 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15724 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15725 * config/score/t-score-elf (score7.o): Likewise.
15726 (score3.o): Likewise.
15727 * config/sh/t-sh (sh-c.o): Likewise.
15728 * config/sh/t-symbian (sh-c.o): Likewise.
15729 (symbian.o): Likewise.
15730 * config/spu/t-spu-elf (spu-c.o): Likewise.
15731 * config/v850/t-v850 (v850-c.o): Likewise.
15732 * config/v850/t-v850e (v850-c.o): Likewise.
15734 2009-05-26 Richard Guenther <rguenther@suse.de>
15736 PR tree-optimization/40122
15737 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15738 VECTOR_CSTs if possible.
15739 (fold_gimple_assign): Likewise.
15741 2009-05-26 Richard Guenther <rguenther@suse.de>
15743 PR middle-end/40252
15744 * fold-const.c (fold_binary): Use the correct types for building
15747 2009-05-26 Richard Guenther <rguenther@suse.de>
15749 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15750 redundant calls to merge_alias_info.
15751 (bump_vector_ptr): Likewise.
15752 * tree-ssa-copy.c (merge_alias_info): Remove.
15753 (replace_exp_1): Remove call to merge_alias_info.
15754 (propagate_tree_value): Likewise.
15755 (fini_copy_prop): Propagate points-to info.
15756 * tree-flow.h (merge_alias_info): Remove.
15758 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15760 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15762 2009-05-25 Jan Hubicka <jh@suse.cz>
15764 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15765 * cgraph.h (struct inline_summary): New filed self_wize,
15766 size_inlining_benefit, self_time and time_inlining_benefit.
15767 (struct cgraph_global_info): Replace insns by time ans size fields.
15768 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15769 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15770 (ipcp_update_callgraph): Do not touch function bodies.
15771 * ipa-inline.c: Include except.h
15772 (MAX_TIME): New constant.
15773 (overall_insns): Remove.
15774 (leaf_node_p): New.
15775 (overall_size, max_benefit): New static variables.
15776 (cgraph_estimate_time_after_inlining): New function.
15777 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15778 (cgraph_clone_inlined_nodes): Update size.
15779 (cgraph_mark_inline_edge): Update size.
15780 (cgraph_estimate_growth): Use size info.
15781 (cgraph_check_inline_limits): Check size.
15782 (cgraph_default_inline_p): Likewise.
15783 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15784 (cgraph_decide_recursive_inlining): Check size.
15785 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15787 (cgraph_decide_inlining): Likewise.
15788 (cgraph_decide_inlining_incrementally): Likewise; honor
15789 PARAM_EARLY_INLINING_INSNS.
15790 (likely_eliminated_by_inlining_p): New predicate.
15791 (estimate_function_body_sizes): New function.
15792 (compute_inline_parameters): Use it.
15793 * except.c (must_not_throw_labels): New function.
15794 * except.h (must_not_throw_labels): Declare.
15795 * tree-inline.c (init_inline_once): Kill inlining_weigths
15796 * tree-ssa-structalias.c: Avoid uninitialized warning.
15797 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15798 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15799 (PARAM_INLINE_CALL_COST): Remove.
15800 (PARAM_EARLY_INLINING_INSNS): New.
15802 2009-05-25 Richard Guenther <rguenther@suse.de>
15804 PR tree-optimization/36327
15805 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15806 callback for reference translation or lookup at the point of may-defs.
15807 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15808 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15809 for union COMPONENT_REFs.
15810 (vn_reference_lookup_3): New callback. Lookup from memset
15811 and CONSTRUCTOR assignment, translate through struct copies.
15812 (vn_reference_lookup_pieces): Make sure to not free the
15813 passed operands array. Adjust walk_non_aliased_vuses call.
15814 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15815 make sure we do not leak memory.
15817 2009-05-25 Richard Guenther <rguenther@suse.de>
15819 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15820 * tree-inline.c (expand_call_inline): Reset the escaped and
15821 callused solutions.
15822 * tree-ssa-structalias.c (pass_build_ealias): New.
15823 * tree-pass.h (pass_build_ealias): Declare.
15824 * passes.c (init_optimization_passes): Add PTA during
15825 early optimizations.
15826 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15827 and CALLUSED solutions.
15828 (dump_points_to_solution): New function, split out from ...
15829 (dump_points_to_info_for): ... here.
15830 * tree-parloops.c (parallelize_loops): Reset the escaped and
15831 callused solutions.
15833 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15836 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15837 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15839 2009-05-25 Ira Rosen <irar@il.ibm.com>
15841 PR tree-optimization/40238
15842 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15843 statements after basic block's labels.
15844 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15845 to free the allocated memory.
15847 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15849 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15850 return address with a USE.
15852 2009-05-24 Richard Guenther <rguenther@suse.de>
15854 PR middle-end/40233
15855 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15856 array type from the main variant of the inner type.
15858 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15860 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15861 definition to bool (from int) to un-break build.
15862 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15864 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15866 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15867 discard_stmt_changes): Delete.
15868 * tree-ssa-operands.c (scb_stack): Delete.
15869 (init_ssa_operands): Do not initialize it.
15870 (fini_ssa_operands): Do not free it.
15871 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15873 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15874 update_stmt, remove the others. Fix comments.
15875 * tree-dfa.c (optimize_stack_restore): Likewise.
15876 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15877 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15878 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15879 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15881 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15882 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15883 (dom_opt_finalize_block): Likewise, adjusting access to
15885 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15886 (stmts_to_rescan): Change item type to gimple.
15887 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15889 2009-05-24 Ira Rosen <irar@il.ibm.com>
15891 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15892 * tree-pass.h (pass_slp_vectorize): New pass.
15893 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15894 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15895 * tree-vectorizer.c (timevar.h): Include.
15896 (user_vect_verbosity_level): Declare.
15897 (vect_location): Fix comment.
15898 (vect_set_verbosity_level): Update user_vect_verbosity_level
15899 instead of vect_verbosity_level.
15900 (vect_set_dump_settings): Add an argument. Ignore user defined
15901 verbosity if dump flags require higher level of verbosity. Print to
15902 stderr only for loop vectorization.
15903 (vectorize_loops): Update call to vect_set_dump_settings.
15904 (execute_vect_slp): New function.
15905 (gate_vect_slp): Likewise.
15906 (struct gimple_opt_pass pass_slp_vectorize): New.
15907 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15908 access its members.
15909 (vec_info_for_bb): New function.
15910 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15911 (VECTORIZATION_ENABLED): New macro.
15912 (SLP_ENABLED, SLP_DISABLED): Likewise.
15913 (vect_is_simple_use): Add bb_vec_info argument.
15914 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15915 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15916 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15917 vect_schedule_slp, vect_analyze_slp): Likewise.
15918 (vect_analyze_stmt): Add slp_tree argument.
15919 (find_bb_location): Declare.
15920 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15921 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15922 (vect_analyze_loop_operations, vect_analyze_loop,
15923 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15924 vect_finalize_reduction, vectorizable_reduction,
15925 vectorizable_live_operation, vect_transform_loop): Likewise.
15926 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15927 skip evolution analysis if analyzing a basic block.
15928 (dr_analyze_indices): Likewise.
15929 (initialize_data_dependence_relation): Skip the test whether the
15930 object is invariant for basic blocks.
15931 (compute_all_dependences): Skip dependence analysis for data
15932 references in basic blocks.
15933 (find_data_references_in_stmt): Don't fail in case of invariant
15934 access in basic block.
15935 (find_data_references_in_bb): New function.
15936 (find_data_references_in_loop): Move code to
15937 find_data_references_in_bb and add a call to it.
15938 (compute_data_dependences_for_bb): New function.
15939 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15940 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15942 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15943 unknown dependence in basic block and fail in case of dependence in
15945 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15946 dependence instances from either loop or basic block vectorization
15948 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15949 before calling nested_in_vect_loop_p.
15950 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15951 dependence instances from either loop or basic block vectorization
15953 (vect_verify_datarefs_alignment): Likewise.
15954 (vect_enhance_data_refs_alignment): Adjust function calls.
15955 (vect_analyze_data_refs_alignment): Likewise.
15956 (vect_analyze_group_access): Fix printing. Skip different checks if
15957 DR_STEP is 0. Keep strided stores either in loop or basic block
15958 vectorization data structure. Fix indentation.
15959 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15961 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15962 dependence instances from either loop or basic block vectorization
15964 (vect_analyze_data_refs): Update comment. Call
15965 compute_data_dependences_for_bb to analyze basic blocks.
15966 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15967 case of loop vectorization. In case of basic block vectorization use
15968 data-ref itself as a base.
15969 (vect_create_data_ref_ptr): In case of basic block vectorization:
15970 don't advance the pointer, add new statements before the current
15971 statement. Adjust function calls.
15972 (vect_supportable_dr_alignment): Support only aligned accesses in
15973 basic block vectorization.
15974 * common.opt (ftree-slp-vectorize): New flag.
15975 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15976 (vect_pattern_recog_1): Likewise.
15977 * tree-vect-stmts.c (process_use): Likewise.
15978 (vect_init_vector): Add new statements in the beginning of the basic
15979 block in case of basic block SLP.
15980 (vect_get_vec_def_for_operand): Adjust function calls.
15981 (vect_finish_stmt_generation): Likewise.
15982 (vectorizable_call): Add assert that it is loop vectorization, adjust
15984 (vectorizable_conversion, vectorizable_assignment): Likewise.
15985 (vectorizable_operation): In case of basic block SLP, take
15986 vectorization factor from statement's type and skip the relevance
15987 check. Adjust function calls.
15988 (vectorizable_type_demotion): Add assert that it is loop
15989 vectorization, adjust function calls.
15990 (vectorizable_type_promotion): Likewise.
15991 (vectorizable_store): Check for outer loop only in case of loop
15992 vectorization. Adjust function calls. For basic blocks, skip the
15993 relevance check and don't advance pointers.
15994 (vectorizable_load): Likewise.
15995 (vectorizable_condition): Add assert that it is loop vectorization,
15996 adjust function calls.
15997 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15998 that it is not reduction, get vector type, call only supported
15999 functions, skip loop specific parts.
16000 (vect_transform_stmt): Check for outer loop only in case of loop
16002 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16003 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16004 for external definition.
16005 * passes.c (pass_slp_vectorize): New pass.
16006 * tree-vect-slp.c (find_bb_location): New function.
16007 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16008 check for patterns only in loops.
16009 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16010 case of multiple types in basic block SLP.
16011 (vect_mark_slp_stmts_relevant): New function.
16012 (vect_supported_load_permutation_p): Fix comment.
16013 (vect_analyze_slp_instance): Add argument. In case of basic block
16014 SLP, take vectorization factor from statement's type, check that
16015 unrolling factor is 1. Adjust function call. Save SLP instance in
16016 either loop or basic block vectorization structure. Return FALSE,
16018 (vect_analyze_slp): Add argument. Get strided stores groups from
16019 either loop or basic block vectorization structure. Return FALSE
16020 if basic block SLP failed.
16021 (new_bb_vec_info): New function.
16022 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16023 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16024 (vect_schedule_slp): Add argument. Get SLP instances from either
16025 loop or basic block vectorization structure. Set vectorization factor
16026 to be 1 for basic block SLP.
16027 (vect_slp_transform_bb): New function.
16028 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16030 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16032 * final.c (shorten_branches): Do not align labels for jump tables.
16033 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16035 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16037 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16038 Remove outdated reference to flow.c and fix nits.
16039 * doc/gccint.texi: Tweak RTL description.
16040 * doc/rtl.texi: Likewise.
16042 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16044 * config/avr/avr.c: Change my email address.
16045 * config/avr/avr.h: Likewise.
16046 * config/avr/avr.md: Likewise.
16047 * config/avr/avr-protos.h: Likewise.
16048 * config/avr/libgcc.S: Likewise.
16050 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16052 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16053 (spu_split_load, spu_split_store): Change return type to int.
16054 (spu_split_convert): Declare.
16055 * config/spu/predicates.md (spu_mem_operand): Remove.
16056 (spu_mov_operand): Update.
16057 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16058 * config/spu/spu.c (regno_aligned_for_load): Remove.
16059 (reg_aligned_for_addr, spu_expand_load): Define.
16060 (spu_expand_extv): Reimplement and handle MEM.
16061 (spu_expand_insv): Handle MEM.
16062 (spu_sched_reorder): Handle insn's with length 0.
16063 (spu_legitimate_address_p): Reimplement.
16064 (store_with_one_insn_p): Return TRUE for any mode with size
16065 larger than 16 bytes.
16066 (address_needs_split): Define.
16067 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16069 (spu_convert_move): Define.
16070 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16071 (spu_split_store): Change all MEM's to TImode.
16072 (spu_init_expanders): Preallocate registers that correspond to
16073 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16075 (spu_split_convert): Define.
16076 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16077 (_move<mode>, _movdi, _movti): Update predicate and condition.
16078 (load, store): Change to define_split.
16079 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16081 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16082 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16083 define_insn_and_split of lshr<mode>3.
16084 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16085 (<v>ashr<mode>3_imm): Define.
16086 (extv, extzv, insv): Allow MEM operands.
16087 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16088 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16089 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16090 (_spu_convert2): Change to define_insn_and_split and remove the
16091 corresponding define_peephole2.
16092 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16093 Change predicates to memory_operand.
16095 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16097 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16099 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16101 PR tree-optimization/40219
16102 * tree.c (iterative_hash_expr): Make sure the builtin function is
16103 a normal builtin function and not a front end or back end builtin
16104 before indexing into the built_in_decls array.
16106 2009-05-22 Richard Guenther <rguenther@suse.de>
16108 PR middle-end/38964
16109 * alias.c (write_dependence_p): Do not use TBAA for answering
16110 anti-dependence or output-dependence.
16111 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16112 (emit_pointer_definition): Remove.
16113 (emit_alias_warning): Likewise.
16114 (find_what_var_points_to): Remove TBAA pruning code.
16115 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16117 (compute_points_to_sets): Remove code computing the set of
16118 dereferenced pointers.
16119 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16120 oracle for querying anti and output dependencies.
16121 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16122 if TBAA may be applied.
16123 (refs_anti_dependent_p): New function.
16124 (refs_output_dependent_p): Likewise.
16125 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16126 (refs_output_dependent_p): Likewise.
16127 * doc/tree-ssa.texi (Memory model): New section.
16128 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16129 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16130 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16131 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16132 * expr.c (expand_expr_real_1): Likewise.
16133 * gimple-low.c (lower_stmt): Likewise.
16134 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16135 (dump_gimple_cdt): Remove.
16136 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16137 (gimple_size): Likewise.
16138 (walk_gimple_op): Likewise.
16139 (is_gimple_stmt): Likewise.
16140 (walk_stmt_load_store_addr_ops): Likewise.
16141 (gimple_build_cdt): Remove.
16142 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16143 * gimple.h (gimple_cdt_new_type): Remove.
16144 (gimple_cdt_new_type_ptr): Likewise.
16145 (gimple_cdt_set_new_type): Likewise.
16146 (gimple_cdt_location): Likewise.
16147 (gimple_cdt_location_ptr): Likewise.
16148 (gimple_cdt_set_location): Likewise.
16149 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16150 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16151 GIMPLE_CHANGE_DYNAMIC_TYPE.
16152 (verify_types_in_gimple_stmt): Likewise.
16153 * tree-inline.c (estimate_num_insns): Likewise.
16154 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16155 (copy_decl_to_var): Likewise.
16156 (copy_result_decl_to_var): Likewise.
16157 * tree-pretty-print.c (dump_generic_node): Do not handle
16158 CHANGE_DYNAMIC_TYPE_EXPR.
16159 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16160 * tree-ssa-operands.c (get_expr_operands): Likewise.
16161 * tree-ssa-structalias.c (struct variable_info): Remove
16162 no_tbaa_pruning member.
16163 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16164 (unify_nodes): Do not copy it.
16165 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16166 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16167 (set_uids_in_ptset): Do not check it.
16168 (find_what_var_points_to): Likewise.
16169 (compute_tbaa_pruning): Remove.
16170 (compute_points_to_sets): Do not call it.
16171 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16172 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16173 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16174 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16175 (DECL_NO_TBAA_P): Likewise.
16176 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16177 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16178 (expand_omp_atomic_pipeline): Do not set it.
16179 * print-tree.c (print_node): Do not dump it.
16180 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16183 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16186 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16189 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16191 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16194 2009-05-22 Ben Elliston <bje@au.ibm.com>
16196 * Makefile.in (bversion.h, s-bversion): New targets.
16197 (TOPLEV_H): Add bversion.h.
16198 * toplev.h: Include "bversion.h".
16199 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16200 the __format__ attribute only if compiling with the same version
16201 of GCC as the sources (the "build version").
16203 2009-05-22 Ben Elliston <bje@au.ibm.com>
16205 * c-format.c (handle_format_attribute): Fix comment typo.
16207 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16210 * config/ia64/ia64.opt (mfused-madd): New.
16211 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16212 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16213 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16214 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16215 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16216 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16217 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16218 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16219 instruction if !TARGET_FUSED_MADD.
16220 (fpma, fpms): Remove colon from name.
16222 2009-05-22 Richard Guenther <rguenther@suse.de>
16224 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16225 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16226 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16228 (create_expression_by_pieces): Only convert if necessary.
16229 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16230 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16232 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16234 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16235 regular pattern from a template and rename it ...
16236 (*extzv_truncsi_exts): ... to this.
16238 2009-05-21 Richard Guenther <rguenther@suse.de>
16240 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16241 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16242 (cgraph_default_inline_p): Likewise.
16243 (cgraph_decide_inlining_incrementally): Likewise.
16245 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16246 Uros Bizjak <ubizjak@gmail.com>
16248 * config/i386/cpuid.h (bit_MOVBE): New.
16250 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16252 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16253 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16254 (ix86_handle_option): Handle OPT_mmovbe.
16255 (ix86_target_string): Add -mmovbe.
16256 (pta_flags): Add PTA_MOVBE.
16257 (processor_alias_table): Add PTA_MOVBE to "atom".
16258 (override_options): Handle PTA_MOVBE.
16260 * config/i386/i386.h (TARGET_MOVBE): New.
16262 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16263 (*bswapsi_movbe): New.
16264 (*bswapdi_movbe): Likewise.
16265 (bswapdi2): Renamed to ...
16266 (*bswapdi_1): This.
16267 (bswapdi2): New expander.
16269 * config/i386/i386.opt (mmovbe): New.
16271 * doc/invoke.texi: Document -mmovbe.
16273 2009-05-21 Taras Glek <tglek@mozilla.com>
16275 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16276 * gcc-plugin.h (plugin_init): Updated signature.
16277 * gcc-plugin.h (plugin_name_args): Moved to this header.
16278 * doc/plugins.texi (plugin_init): Updated documention to reflect
16280 * doc/plugins.texi (plugin_name_args): Added to documention.
16282 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16284 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16285 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16287 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16289 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16290 JUMP_TABLE_DATA_P predicates where applicable.
16291 * config/i386/predicates.md: Ditto.
16292 * config/i386/sse.md: Ditto.
16294 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16296 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16297 operand2 -128 override length_immediate attribute to 1.
16298 * config/i386/predicates.md (constm128_operand): New predicate.
16300 * config/i386/i386.c (memory_address_length): Handle %r12
16301 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16303 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16304 mode look through optional ZERO_EXTEND and SUBREG.
16305 * config/i386/i386.md (R12_REG): New define_constant.
16306 (prefix_data16): For sse unit set also for MODE_TI insns.
16307 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16308 insns set if operand 1 is ext_QIreg_operand.
16309 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16310 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16312 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16313 mode from MODE_DI to MODE_SI.
16314 (movdi_1_rex64): Override modrm and length_immediate attributes
16315 only for movabs (TYPE_IMOV, alternative 2).
16316 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16317 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16318 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16319 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16320 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16321 prefix_rex attribute if DImode.
16322 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16323 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16324 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16325 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16326 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16327 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16328 Likewise. For TYPE_IMOV clear length_immediate attribute.
16329 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16330 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16331 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16332 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16333 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16334 or one operand TYPE_ISHIFT.
16335 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16336 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16337 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16338 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16339 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16340 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16341 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16342 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16343 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16344 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16345 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16346 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16347 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16348 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16349 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16350 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16351 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16352 set mode attribute, don't override length attribute.
16353 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16355 (return_internal_long): Set length attribute to 2 instead of 1.
16356 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16357 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16358 prefix_rex attribute.
16359 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16361 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16363 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16365 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16367 2009-05-20 Ian Lance Taylor <iant@google.com>
16369 * tree.c (build_tree_list_vec_stat): New function.
16370 (ctor_to_vec): New function.
16371 (build_nt_call_vec): New function.
16372 (build_call_array): Change args to be a const pointer.
16373 (build_call_vec): New function.
16374 * tree.h (build_nt_call_vec): Declare.
16375 (build_tree_list_vec_stat): Declare.
16376 (build_tree_list_vec): Define.
16377 (build_call_array): Update declaration.
16378 (build_call_vec): Declare.
16379 (ctor_to_vec): Declare.
16380 * c-common.c (tree_vector_cache): New static variable.
16381 (make_tree_vector): New function.
16382 (release_tree_vector): New function.
16383 (make_tree_vector_single): New function.
16384 (make_tree_vector_copy): New function.
16385 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16386 (make_tree_vector_single, make_tree_vector_copy): Declare.
16387 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16388 (c_parser_expr_list): Don't manage cache here, instead call
16390 (c_parser_release_expr_list): Remove static function.
16391 (c_parser_vec_to_tree_list): Remove static function.
16392 (c_parser_attributes): Call build_tree_list_vec instead of
16393 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16394 c_parser_release_expr_list.
16395 (c_parser_postfix_expression_after_primary): Likewise.
16396 (c_parser_objc_keywordexpr): Likewise.
16398 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16400 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16401 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16402 TARGET_CONVERT_TO_TYPE.
16403 * hooks.c (hook_tree_const_tree_null): Define.
16404 * hooks.h (hook_tree_const_tree_null): Declare.
16405 * target.h (struct gcc_target): Add invalid_parameter_type,
16406 invalid_return_type, promoted_type, and convert_to_type fields.
16407 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16408 (TARGET_INVALID_RETURN_TYPE): Define.
16409 (TARGET_PROMOTED_TYPE): Define.
16410 (TARGET_CONVERT_TO_TYPE): Define.
16411 (TARGET_INITIALIZER): Update for new fields.
16412 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16413 (grokparms): Check targetm.invalid_parameter_type.
16414 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16415 * c-convert.c (convert): Check targetm.convert_to_type.
16417 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16419 * config/mips/mips.md (*extenddi_truncate<mode>,
16420 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16422 (*extendhi_truncateqi): New define_insn_and_sptit.
16424 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16426 PR middle-end/40204
16427 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16428 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16430 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16432 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16433 the operand of VIEW_CONVERT_EXPR.
16435 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16437 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16438 extended family and model for Intel processors. Support Intel Atom.
16440 2009-05-20 Olivier Hainque <hainque@adacore.com>
16442 * gstab.h (stab_code_type): Define, to be used instead of the
16443 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16445 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16446 occurrences by stab_code_type.
16447 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16449 2009-05-20 Martin Jambor <mjambor@suse.cz>
16451 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16452 (sra_insert_before): Likewise.
16453 (sra_insert_after): Likewise.
16454 (sra_init_cache): Likewise.
16455 (sra_type_can_be_decomposed_p): Likewise.
16456 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16457 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16458 (sra_insert_before): Likewise.
16459 (sra_insert_after): Likewise.
16460 (sra_init_cache): Likewise.
16461 (insert_edge_copies_seq): Made static and moved upwards.
16463 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16466 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16468 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16469 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16472 2009-05-20 Richard Guenther <rguenther@suse.de>
16474 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16475 with mismatched comparison modes.
16477 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16479 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16480 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16481 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16482 with shifts for Thumb2.
16483 (orsi_notsi): New for orn.
16484 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16485 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16486 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16487 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16488 Don't invert remainder for IOR.
16490 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16492 PR tree-optimization/40087
16493 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16494 number_of_iterations_ne): Rename never_infinite argument.
16495 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16496 number_of_iterations_le): Handle pointer-type ivs when
16497 exit_must_be_taken is false.
16498 (number_of_iterations_cond): Do not always assume that
16499 exit_must_be_taken if the control variable is a pointer.
16501 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16503 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16504 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16506 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16508 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16509 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16511 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16514 * c.opt (Wlogical-op): Disabled by default.
16515 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16517 * doc/invoke.texi (Wlogical-op): Likewise.
16519 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16521 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16523 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16524 Propagate the type of the first operand.
16525 <ASSERT_EXPR>: Simplify.
16526 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16527 Rewrite using the RHS code as discriminant.
16528 <NOP_EXPR>: Turn into CASE_CONVERT.
16529 <PLUS_EXPR>: Propagate the type of the first operand.
16531 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16533 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16534 (ia64_dconst_0_375): New.
16535 * config/ia64/ia64.c (ia64_override_options): Remove
16536 -minline-sqrt-min-latency warning.
16537 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16538 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16539 * config/ia64/ia64.md (*sqrt_approx): Remove.
16540 (sqrtsf2): Remove #if 0.
16541 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16542 (sqrtdf): Remove assert.
16543 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16544 (sqrtxf2): Remove #if 0.
16545 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16546 * div.md (sqrt_approx_rf): New.
16547 (sqrtsf2_internal_thr): New implementation.
16548 (sqrtsf2_internal_lat): New.
16549 (sqrtdf2_internal_thr: New implementation.
16550 (sqrtxf2_internal): New implementation.
16552 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16553 Hans-Peter Nilsson <hp@axis.com>
16555 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16556 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16557 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16558 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16559 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16560 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16561 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16562 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16563 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16564 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16565 * c-common.c: ...from here.
16567 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16569 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16571 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16573 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16575 2009-05-19 Ben Elliston <bje@au.ibm.com>
16577 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16578 assignments with memcpy calls.
16579 (add_fdes): Likewise.
16580 (binary_search_unencoded_fdes): Likewise.
16581 (linear_search_fdes): Eliminate type puns.
16583 2009-05-19 Richard Guenther <rguenther@suse.de>
16585 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16586 not falsely claim to have propagated into all uses.
16588 2009-05-19 Ben Elliston <bje@au.ibm.com>
16590 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16593 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16595 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16596 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16597 (TARGET_LEGITIMATE_ADDRESS_P): New.
16598 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16599 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16601 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16604 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16605 child of the containing namespace's DIE.
16607 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16609 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16610 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16611 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16614 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16617 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16618 gen_align with gen_pad.
16619 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16620 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16622 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16623 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16625 * config/i386/i386.md (align): Renamed to ...
16626 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16627 ASM_OUTPUT_MAX_SKIP_PAD.
16629 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16631 * config.gcc: Fix variable syntax.
16634 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16635 before calling exact_log2.
16636 (output_iorsi3): Likewise.
16637 (output_xorsi3): Likewise.
16639 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16641 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16642 for the none zero constant operand except for EQ and NE
16643 comprisons even when the first operand is R0.
16645 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16647 * config/s390/2064.md: Remove trailing whitespaces.
16648 * config/s390/2084.md: Likewise.
16649 * config/s390/constraints.md: Likewise.
16650 * config/s390/fixdfdi.h: Likewise.
16651 * config/s390/libgcc-glibc.ver: Likewise.
16652 * config/s390/s390-modes.def: Likewise.
16653 * config/s390/s390-protos.h: Likewise.
16654 * config/s390/s390.c: Likewise.
16655 * config/s390/s390.h: Likewise.
16656 * config/s390/s390.md: Likewise.
16657 * config/s390/tpf-unwind.h: Likewise.
16659 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16661 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16663 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16666 * configure.ac (m68k-*-*): Check if binutils support TLS.
16667 * configure: Regenerate.
16668 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16669 * config/m68k/constraints.md (Cu): New constraint.
16670 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16671 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16672 (movsi): Handle TLS symbols.
16673 (addsi3_5200): Handle XTLS symbols, indent.
16674 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16675 (m68k_tls_reference_p): Declare.
16676 (m68k_legitimize_address): Declare.
16677 (m68k_unwrap_symbol): Declare.
16678 * config/m68k/m68k.opt (mxtls): New option.
16679 * config/m68k/m68k.c (ggc.h): Include.
16680 (m68k_output_dwarf_dtprel): Implement hook.
16681 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16682 (m68k_expand_prologue): Load GOT pointer when function needs it.
16683 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16684 (m68k_legitimate_constant_address_p): Same.
16685 (m68k_decompose_address): Handle TLS references.
16686 (m68k_get_gp): New static function.
16687 (enum m68k_reloc): New contants.
16688 (TLS_RELOC_P): New macro.
16689 (m68k_wrap_symbol): New static function.
16690 (m68k_unwrap_symbol): New function.
16691 (m68k_final_prescan_insn_1): New static function.
16692 (m68k_final_prescan_insn): New function.
16693 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16695 (legitimize_pic_address): Handle TLS references..
16696 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16697 (m68k_libcall_value_in_a0_p)
16698 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16699 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16700 (m68k_legitimize_tls_address): Handle TLS references.
16701 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16703 (m68k_legitimize_address): Handle TLS symbols.
16704 (m68k_get_reloc_decoration): New static function.
16705 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16707 (m68k_output_dwarf_dtprel): Implement hook.
16708 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16709 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16710 m68k_call_* routines.
16711 (sched_attr_op_type): Handle TLS symbols.
16712 (gt-m68k.h): Include.
16713 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16714 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16716 2009-05-18 Martin Jambor <mjambor@suse.cz>
16718 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16719 (visit_store_addr_for_mod_analysis): New function.
16720 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16721 (determine_cst_member_ptr): Use gimple_assign_single_p.
16722 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16723 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16724 operands. Don't check number of operands of a NOP_EXPR.
16726 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16728 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16730 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16733 * c-common.c (warn_logical_operator): Don't warn if one of
16734 expression isn't always true or false.
16736 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16738 * config/i386/biarch32.h: New file.
16739 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16741 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16743 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16744 *zero_extend<mode>_truncqi): Merge these into ...
16745 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16746 Name the pattern following this as *zero_extendhi_truncqi.
16748 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16750 PR middle-end/39301
16751 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16752 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16753 (output_info): Make field HOST_WIDEST_INT.
16754 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16755 (dump_bitmat_statistics): Same.
16757 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16759 * config.gcc (use_gcc_stdint): Set to wrap.
16760 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16761 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16762 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16763 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16764 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16765 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16766 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16767 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16769 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16771 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16773 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16774 Move definitions earlier.
16775 (OPT_ARCH64, OPT_ARCH32): Define.
16776 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16779 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16782 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16785 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16787 * arm.md (movdi2): Copy non-reg values to DImode registers.
16789 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16792 * final.c (label_to_max_skip): New function.
16793 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16794 CODE_LABEL_NUMBER <= max_labelno.
16795 * output.h (label_to_max_skip): New prototype.
16796 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16797 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16798 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16799 Handle CODE_LABELs with >= 16 byte alignment or with
16800 max_skip == (1 << align) - 1.
16801 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16802 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16805 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16806 .p2align 3 if MAX_SKIP is smaller than 7.
16807 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16809 2009-05-15 Ian Lance Taylor <iant@google.com>
16811 * alias.c (struct alias_set_entry_d): Rename from struct
16812 alias_set_entry. Change all uses.
16813 * except.c (struct call_site_record_d): Rename from struct
16814 call_site_record. Change all uses.
16815 * except.h (struct eh_region_d): Rename from struct eh_region.
16817 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16819 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16820 ivtype_map_elt. Change all uses.
16821 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16823 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16824 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16826 (struct sese_d): Rename from struct sese. Change all uses.
16827 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16828 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16829 * optabs.h (struct optab_d): Rename from struct optab. Change all
16831 (struct convert_optab_d): Rename from struct convert_optab.
16833 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16834 ipa_opt_pass. Change all uses.
16835 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16838 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16839 defined as a typedef.
16840 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16843 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16846 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16848 (merge_ranges): Returns bool.
16849 * tree.h (make_range): .. to here.
16850 (build_range_check): Likewise.
16851 (merge_ranges): Likewise. Renamed from merge_ranges.
16852 * c-typeck.c (parser_build_binary_op): Update calls to
16853 warn_logical_operator.
16854 * c-common.c (warn_logical_operator): Add new warning.
16855 * c-common.h (warn_logical_operator): Update declaration.
16857 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16859 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16861 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16863 * doc/install.texi: Document MPC requirements, flags etc.
16865 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16866 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16867 Evaluate constant arguments.
16868 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16869 (fold_builtin_1): Likewise, also evaluate constant arguments.
16870 Remove superfluous break.
16871 (do_mpc_ckconv): New.
16872 * real.h: Include mpc.h.
16873 * toplev.c (print_version): Output MPC version info if available.
16875 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16877 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16879 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16881 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16884 2009-05-15 Jan Hubicka <jh@suse.cz>
16886 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16887 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16888 (try_inline): Fix return value.
16889 (cgraph_decide_inlining_incrementally): Honor new value.
16890 (cgraph_early_inlining): Handle indirect inlining.
16891 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16893 2009-05-15 Jan Hubicka <jh@suse.cz>
16895 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16896 * cgraphunit.c (cgraph_finalize_function): Set it.
16897 (cgraph_expand_function): Use it.
16899 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16901 * real.c (encode_ieee_half): Define.
16902 (decode_ieee_half): Define.
16903 (ieee_half_format): Define.
16904 (arm_half_format): Define.
16905 * real.h (ieee_half_format): Declare.
16906 (arm_half_format): Declare.
16908 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16910 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16911 swapped, and reversed optabs exist before trying to use them.
16913 2009-05-15 Paul Brook <paul@codesourcery.com>
16914 Sandra Loosemore <sandra@codesourcery.com>
16916 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16917 loads. Allow PRE_DEC.
16918 (output_move_neon): Handle PRE_DEC.
16919 (arm_print_operand): Add 'A' for neon structure loads.
16920 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16921 * config/arm/neon.md (neon_mov): Update comment.
16922 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16924 (Um): New constraint.
16926 2009-05-15 Jan Hubicka <jh@suse.cz>
16928 Revert the following patch until testsuite fallout is fixed:
16929 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16930 * cgraph.h (struct inline_summary): New filed self_wize,
16931 size_inlining_benefit, self_time and time_inlining_benefit.
16932 (struct cgraph_global_info): Replace insns by time ans size fields.
16933 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16934 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16935 (ipcp_update_callgraph): Do not touch function bodies.
16936 * ipa-inline.c: Include except.h
16937 (MAX_TIME): New constant.
16938 (overall_insns): Remove
16939 (overall_size, max_benefit): New static variables.
16940 (cgraph_estimate_time_after_inlining): New function.
16941 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16942 (cgraph_clone_inlined_nodes): Update size.
16943 (cgraph_mark_inline_edge): Update size.
16944 (cgraph_estimate_growth): Use size info.
16945 (cgraph_check_inline_limits): Check size.
16946 (cgraph_default_inline_p): Likewise.
16947 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16948 (cgraph_decide_recursive_inlining): Check size.
16949 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16951 (cgraph_decide_inlining): Likewise.
16952 (cgraph_decide_inlining_incrementally): Likewise; honor
16953 PARAM_EARLY_INLINING_INSNS.
16954 (likely_eliminated_by_inlining_p): New predicate.
16955 (estimate_function_body_sizes): New function.
16956 (compute_inline_parameters): Use it.
16957 * except.c (must_not_throw_labels): New function.
16958 * except.h (must_not_throw_labels): Declare.
16959 * tree-inline.c (init_inline_once): Kill inlining_weigths
16960 * tree-ssa-structalias.c: Avoid uninitialized warning.
16961 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16962 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16963 (PARAM_INLINE_CALL_COST): Remove.
16964 (PARAM_EARLY_INLINING_INSNS): New.
16966 2009-05-15 Richard Guenther <rguenther@suse.de>
16968 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16969 not TODO_update_ssa.
16971 2009-05-15 Richard Guenther <rguenther@suse.de>
16973 PR tree-optimization/39999
16974 * gimple.h (gimple_expr_type): Use the expression type looking
16975 through useless conversions.
16976 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16977 (vn_nary_op_insert_stmt): Likewise.
16978 (simplify_binary_expression): Likewise.
16980 2009-05-15 Richard Guenther <rguenther@suse.de>
16982 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16983 New options, enabled by default.
16984 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16986 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16987 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16988 * tree-ssa-structalias.c (gate_tree_pta): New function.
16989 (pass_build_alias): Use it.
16991 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16993 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16994 recurse on an invariant address if a conversion from a pointer
16995 type to a wider integer type is involved.
16997 2009-05-15 Jan Hubicka <jh@suse.cz>
16999 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17000 * cgraph.h (struct inline_summary): New filed self_wize,
17001 size_inlining_benefit, self_time and time_inlining_benefit.
17002 (struct cgraph_global_info): Replace insns by time ans size fields.
17003 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17004 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17005 (ipcp_update_callgraph): Do not touch function bodies.
17006 * ipa-inline.c: Include except.h
17007 (MAX_TIME): New constant.
17008 (overall_insns): Remove
17009 (overall_size, max_benefit): New static variables.
17010 (cgraph_estimate_time_after_inlining): New function.
17011 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17012 (cgraph_clone_inlined_nodes): Update size.
17013 (cgraph_mark_inline_edge): Update size.
17014 (cgraph_estimate_growth): Use size info.
17015 (cgraph_check_inline_limits): Check size.
17016 (cgraph_default_inline_p): Likewise.
17017 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17018 (cgraph_decide_recursive_inlining): Check size.
17019 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17021 (cgraph_decide_inlining): Likewise.
17022 (cgraph_decide_inlining_incrementally): Likewise; honor
17023 PARAM_EARLY_INLINING_INSNS.
17024 (likely_eliminated_by_inlining_p): New predicate.
17025 (estimate_function_body_sizes): New function.
17026 (compute_inline_parameters): Use it.
17027 * except.c (must_not_throw_labels): New function.
17028 * except.h (must_not_throw_labels): Declare.
17029 * tree-inline.c (init_inline_once): Kill inlining_weigths
17030 * tree-ssa-structalias.c: Avoid uninitialized warning.
17031 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17032 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17033 (PARAM_INLINE_CALL_COST): Remove.
17034 (PARAM_EARLY_INLINING_INSNS): New.
17035 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17036 (inline-call-cost): Remove.
17037 (early-inlining-insns): New.
17039 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17041 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17043 (print_int_cst_bounds_in_octal_p): Likewise.
17044 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17046 * dwarf2out.c (base_type_die): Likewise.
17047 (is_subrange_type): Delete.
17048 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17049 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17050 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17051 if the destination type is boolean.
17052 (build_range_check): Do not special-case subtypes.
17053 (fold_sign_changed_comparison): Likewise.
17054 (fold_unary): Likewise.
17055 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17056 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17057 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17058 * tree.c (subrange_type_for_debug_p): New predicate based on the
17059 former is_subrange_type.
17060 * tree.h (subrange_type_for_debug_p): Declare.
17061 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17062 (convert_affine_scev): Remove call to above function.
17063 (chrec_convert_aggressive): Likewise.
17064 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17065 false for conversions involving subtypes.
17066 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17067 (vrp_val_min): Likewise.
17068 (needs_overflow_infinity): Likewise.
17069 (extract_range_from_unary_expr): Likewise.
17071 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17073 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17074 * config/frv/frv.c: Likewise.
17075 * config/s390/s390.c: Likewise.
17076 * config/sparc/sparc.h: Likewise.
17077 * config/i386/i386.h: Likewise.
17078 * config/i386/i386.c: Likewise.
17079 * config/crx/crx.c: Likewise.
17080 * config/m68hc11/m68hc11.h: Likewise.
17081 * config/iq2000/iq2000.c: Likewise.
17082 * config/mn10300/mn10300.h: Likewise.
17083 * config/mn10300/mn10300.c: Likewise.
17084 * config/m68k/m68k.c: Likewise.
17085 * config/rs6000/rs6000.c: Likewise.
17086 * config/rs6000/xcoff.h: Likewise.
17087 * config/rs6000/linux64.h: Likewise.
17088 * config/rs6000/sysv4.h: Likewise.
17089 * config/score/score3.c: Likewise.
17090 * config/score/score7.c: Likewise.
17091 * config/score/score.c: Likewise.
17092 * config/arm/arm.md: Likewise.
17093 * config/mips/mips.c: Likewise.
17094 * config/mips/mips.md: Likewise.
17095 * config/bfin/bfin.h: Likewise.
17096 * config/pa/pa.c: Likewise.
17097 * config/pa/constraints.md: Likewise.
17099 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17100 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17101 * config/pdp11/pdp11.h: Use memory_address_p instead.
17103 2009-05-14 Ian Lance Taylor <iant@google.com>
17105 * passes.c (finish_optimization_passes): Change i to int.
17106 * plugin.c (plugins_active_p): Change event to int.
17107 (dump_active_plugins): Likewise.
17108 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17110 * tree.c (tree_range_check_failed): Change c to unsigned int.
17111 (omp_clause_range_check_failed): Likewise.
17112 (build_common_builtin_nodes): Change mode to int. Add cast.
17113 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17114 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17116 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17117 ++ or -- with a variable of enum type.
17119 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17122 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17124 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17126 * store-motion.c: Do not include params.h
17127 * Makefile.in: Fix dependencies for various files.
17129 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17131 * auto-inc-dec.c: Fix pass description, remove apparent
17132 accidental duplication.
17134 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17136 PR middle-end/40147
17137 * ipa-utils.h (memory_identifier_string): Moved to ...
17138 * tree.h (memory_identifier_string): Here. Add GTY(()).
17140 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17142 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17143 in the former documentation of...
17144 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17145 * ira-conflicts.c (get_dup_num): Use address_operand.
17146 * targhooks.c (default_legitimate_address_p): New.
17147 * targhooks.h (default_legitimate_address_p): New.
17148 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17150 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17151 * target.h (struct target): Add legitimate_address_p.
17152 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17153 (TARGET_INITIALIZER): Include it.
17155 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17156 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17157 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17158 (TARGET_LEGITIMATE_ADDRESS_P): New.
17160 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17161 (REG_OK_STRICT_P): Delete.
17162 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17163 (frv_legitimate_address_p_1): ... this.
17164 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17165 (frv_legitimate_address_p_1): ... the renamed old
17166 frv_legitimate_address_p.
17167 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17168 (TARGET_LEGITIMATE_ADDRESS_P): New.
17170 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17171 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17172 * config/s390/s390.c (legitimate_address_p): Rename to...
17173 (s390_legitimate_address_p): ... this, make static.
17174 (legitimize_address): Adjust call.
17175 (TARGET_LEGITIMATE_ADDRESS_P): New.
17176 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17178 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17179 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17180 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17181 (TARGET_LEGITIMATE_ADDRESS_P): New.
17183 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17184 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17185 * config/spu/spu.c (spu_legitimate_address): Rename to...
17186 (spu_legitimate_address_p): ... this, make static.
17187 (TARGET_LEGITIMATE_ADDRESS_P): New.
17189 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17190 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17191 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17192 (sparc_legitimate_address_p): ... this, make static and return bool.
17193 (legitimize_address): Adjust call.
17194 (TARGET_LEGITIMATE_ADDRESS_P): New.
17196 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17197 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17198 * config/i386/i386.c (legitimate_address_p): Rename to...
17199 (ix86_legitimate_address_p): ... this, make static.
17200 (constant_address_p): Move after it, adjust call.
17201 (TARGET_LEGITIMATE_ADDRESS_P): New.
17203 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17204 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17205 * config/avr/avr.c (legitimate_address_p): Rename to...
17206 (avr_legitimate_address_p): ... this, make static.
17207 (legitimize_address): Adjust call.
17208 (TARGET_LEGITIMATE_ADDRESS_P): New.
17210 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17211 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17212 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17213 (TARGET_LEGITIMATE_ADDRESS_P): New.
17215 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17216 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17217 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17218 (TARGET_LEGITIMATE_ADDRESS_P): New.
17220 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17221 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17223 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17225 (TARGET_LEGITIMATE_ADDRESS_P): New.
17227 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17228 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17230 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17232 (m68hc11_legitimate_address_p): ... this, make static.
17233 (go_if_legitimate_address_internal): Rename to...
17234 (m68hc11_legitimate_address_p_1): ... this.
17235 (legitimize_address): Adjust call.
17236 (TARGET_LEGITIMATE_ADDRESS_P): New.
17238 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17239 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17240 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17241 (TARGET_LEGITIMATE_ADDRESS_P): New.
17243 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17244 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17245 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17246 (mn10300_legitimate_address_p): ... this, make static.
17247 (TARGET_LEGITIMATE_ADDRESS_P): New.
17249 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17250 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17251 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17252 (TARGET_LEGITIMATE_ADDRESS_P): New.
17254 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17255 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17256 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17257 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17258 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17259 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17260 (rs6000_legitimate_address_p): ... this, make static.
17261 (TARGET_LEGITIMATE_ADDRESS_P): New.
17262 (REG_MODE_OK_FOR_BASE_P): Delete.
17263 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17265 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17266 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17268 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17269 static, adjust types.
17270 (TARGET_LEGITIMATE_ADDRESS_P): New.
17272 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17273 * config/score/score.c (score_address_p): Rename to...
17274 (score_legitimate_address_p): ... this.
17275 (TARGET_LEGITIMATE_ADDRESS_P): New.
17276 * config/score/score3.c (score3_address_p): Rename to...
17277 (score3_legitimate_address_p): ... this.
17278 * config/score/score7.c (score7_address_p): Rename to...
17279 (score7_legitimate_address_p): ... this.
17281 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17282 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17283 GO_IF_LEGITIMATE_ADDRESS): Delete.
17284 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17285 thumb2_legitimate_address_p): Delete.
17286 (arm_legitimate_address_p): Rename to...
17287 (arm_legitimate_address_outer_p): ... this.
17288 * config/arm/constraints.md ("Uq"): Adjust call.
17289 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17290 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17292 (arm_legitimate_address_outer_p): ... this.
17293 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17295 (TARGET_LEGITIMATE_ADDRESS_P): New.
17297 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17298 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17299 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17300 (TARGET_LEGITIMATE_ADDRESS_P): New.
17302 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17303 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17304 * config/vax/vax.c (legitimate_address_p): Rename to...
17305 (vax_legitimate_address_p): ... this, make static.
17306 (TARGET_LEGITIMATE_ADDRESS_P): New.
17308 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17309 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17310 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17311 (TARGET_LEGITIMATE_ADDRESS_P): New.
17313 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17314 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17315 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17316 (mmix_legitimate_address_p): ... this, make static.
17317 (TARGET_LEGITIMATE_ADDRESS_P): New.
17319 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17320 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17321 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17322 (TARGET_LEGITIMATE_ADDRESS_P): New.
17324 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17326 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17327 of MODE_COMPLEX_INT.
17329 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17331 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17332 LCT_NORMAL in function call.
17333 * mips-tdump.c (print_file_desc): Add cast to enum type.
17334 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17335 (mark_stabs): Add casts to enum types.
17336 (parse_stabs_common): Add casts to enum types.
17338 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17340 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17341 Check for invalid values of LETTER.
17343 2009-05-13 Taras Glek <tglek@mozilla.com>
17345 * attribs.c (register_attribute): moved out attribute registration
17346 into register_attribute.
17347 * doc/plugins.texi: Documented register_attribute and
17349 * gcc-plugin.h: Added forward decl for register_attribute.
17350 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17351 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17352 PLUGIN_ATTRIBUTES boilerplate.
17354 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17356 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17357 values even in sentinel and empty entries.
17358 (ms_printf_flag_specs): Likewise.
17359 (ms_scanf_flag_specs): Likewise.
17360 (ms_strftime_flag_specs): Likewise.
17361 (ms_print_char_table): Likewise.
17362 (ms_scan_char_table): Likewise.
17363 (ms_time_char_table): Likewise.
17365 2009-05-13 Doug Kwan <dougkwan@google.com>
17367 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17369 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17371 * config/mips/mips.md (store): Add attributes for QI and HI.
17373 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17374 (truncdi<mode>2): ... this new pattern.
17376 2009-05-13 Brad Hards <bradh@kde.org>
17378 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17380 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17381 Ben Elliston <bje@au.ibm.com>
17383 PR middle-end/40035
17384 * dse.c (check_mem_read_rtx): Guard against width == -1.
17386 2009-05-13 Michael Matz <matz@suse.de>
17388 PR middle-end/39976
17389 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17390 (trivially_conflicts_p): New function.
17391 (insert_backedge_copies): Use it.
17393 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17395 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17396 (handle_stdc_pragma): Use new enum constant names.
17397 (handle_pragma_float_const_decimal64): Ditto.
17399 2009-05-13 Ian Lance Taylor <iant@google.com>
17401 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17404 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17406 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17407 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17409 * config/m68k/m68k.h (FL_UCLINUX): Define.
17411 2009-05-13 Jan Hubicka <jh@suse.cz>
17413 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17415 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17417 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17418 unless -fschedule-insns is specified.
17420 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17423 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17424 TARGET_EXPAND_CBRANCHDI4.
17425 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17426 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17427 (cmpeqdi): Fix comment.
17429 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17431 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17432 (sh_legitimate_address_p): Likewise.
17433 * config/sh/sh.c (sh_legitimate_index_p): New.
17434 (sh_legitimate_address_p): Likewise.
17435 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17436 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17437 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17438 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17439 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17440 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17441 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17442 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17443 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17445 2009-05-12 Jan Hubicka <jh@suse.cz>
17447 * tree-inline.c (estimate_operator_cost): Add operands;
17448 when division happens by constant, it is cheap.
17449 (estimate_num_insns): Loads and stores are not having cost of 0;
17450 EH magic stuff is cheap; when computing runtime cost of switch,
17451 use log2 base of amount of its cases; builtin_expect has cost of 0;
17452 compute cost for moving return value of call.
17453 (init_inline_once): Initialize time_based flags.
17454 * tree-inline.h (eni_weights_d): Add time_based flag.
17456 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17458 * df-core.c: Update head documentation.
17460 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17463 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17464 shadowing exisiting variable op1.
17466 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17469 * config/i386/driver-i386.c (processor_signatures): New enum.
17470 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17471 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17472 processor signature to detect geode processor.
17474 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17478 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17480 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17481 causes spurious differences between trunk and cond-optab branch.
17483 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17485 * dojump.c (compare_from_rtx): Delete.
17486 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17487 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17488 if the comparison does not satisfy the predicate; test predicates for
17489 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17490 further if one existing pattern fails.
17491 * expr.h (compare_from_rtx): Delete.
17492 (prepare_operand): Declare it.
17493 * optabs.c: Change "lib call" to "libcall" throughout.
17494 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17495 HAVE_conditional_trap, emit_cmp_insn): Delete.
17496 (can_compare_p): Delete cmp_optab case.
17497 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17498 Accept other parameters by value.
17499 (prepare_operand): Make non-static.
17500 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17501 other parameters by value. Try to widen operands here based on
17502 an optab_methods argument and looking at cbranch_optab.
17503 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17504 loop. Use cbranch_optab directly.
17505 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17506 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17508 (emit_conditional_move, emit_conditional_add): Inline what's needed
17509 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17510 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17511 with COMPARE. Move cmov_optab and cstore_optab above
17512 with cbranch_optab, move cmp_optab down with ucmp_optab,
17513 remove tst_otpab. Do not initialize trap_rtx.
17514 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17515 for trap code. Do not check HAVE_conditional_trap. Use
17516 prepare_cmp_insn. Accept no predicate for operand 3.
17517 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17518 (OTI_ctrap, ctrap_optab): New.
17519 (tst_optab): Delete.
17520 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17521 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17522 with lookup of ctrap_optab.
17523 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17525 (ctrap_optab): New.
17527 * combine.c (combine_simplify_rtx, simplify_set): Do not
17528 special case comparing against zero for cc0 machines.
17529 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17530 COMPARE on cc0 machines.
17531 (simplify_relational_operation): Return a new expression when
17532 a COMPARE could be removed.
17533 * final.c (final_scan_insn): Compare cc_status values
17534 against LHS of a (compare FOO (const_int 0)) cc0 source.
17535 Also check if cc_status.value is the full compare.
17537 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17538 (cstoreMM4): Document.
17539 (conditional_trap): Document ctrapMM4 instead.
17540 (sync_compare_and_swapMM): Refer to cbranchcc4.
17541 (Dependent Patterns): Eliminate obsolete information referring to
17542 the old jump optimization phase.
17543 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17544 of compares with 0 on cc0 machines.
17545 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17546 avoiding references to cc0. Remove text about storing operands
17548 * doc/tm.texi (Condition Codes): Include blurb on different
17549 condition code representations, separate into subsections for
17550 CC0, MODE_CC and conditional execution.
17552 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17553 alpha_emit_setcc): Accept operands and a machine mode.
17554 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17555 Get code/op0/op1 from operands, use machine mode argument
17556 instead of alpha_compare.fp_p. Emit the branch here.
17557 (alpha_emit_setcc): Likewise, and return boolean.
17558 (alpha_emit_conditional_move): Likewise. Assert that
17559 cmp_op_mode == cmp_mode, and simplify accordingly.
17560 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17561 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17562 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17564 (stack probe test): Use cbranchdi4.
17565 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17567 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17568 * config/arc/arc.h (movsicc, movsfcc): Use it.
17569 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17570 (cbranchsi4, cstoresi4): New.
17571 (cmpsi, bCC and sCC expanders): Remove.
17573 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17574 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17575 * config/arm/predicates.md (arm_comparison_operator): Only include
17576 floating-point operators if there is a hardware floating-point unit.
17577 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17578 deferring to cbranch_cc and cstore_cc respectively.
17579 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17580 cbranch_cc, cstore_cc): New.
17581 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17583 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17585 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17586 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17588 (adjust_insn_length): Adjust calls.
17589 (avr_reorg): Handle (compare (foo) (const_int 0)).
17590 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17591 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17592 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17593 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17595 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17596 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17598 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17599 (cbranchsi4, cstorebi4, cstoresi4): New.
17600 (movbisi): This insn is duplicate, split it to zero_extend.
17601 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17602 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17603 (bfin_optimize_loop): Use cbranch expander.
17604 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17605 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17606 (bfin_bimode_comparison_operator): ... this.
17607 (bfin_direct_comparison_operator): New.
17609 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17610 inside (compare FOO (const_int 0)).
17611 (cris_rtx_costs): Handle ZERO_EXTRACT.
17612 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17613 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17614 (*tstdi_v32): Delete.
17615 (*cmpdi_non_v32): Add M alternative for operand 1.
17616 (cmpsi, cmp<mode>): Make private.
17617 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17619 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17621 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17622 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17623 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17624 (cc_reg_operand): New.
17625 (any_cond): Delete.
17626 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17627 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17628 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17629 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17630 crx_expand_scond): Delete.
17632 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17634 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17635 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17637 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17638 cstoresi4, cstoresf4, cstoredf4): New.
17639 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17640 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17641 Receive the entire operands array.
17642 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17643 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17644 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17645 Get test/op0/op1 from the operands array.
17646 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17648 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17649 (h8300_expand_store): New.
17650 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17652 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17653 (h8300_expand_store): New.
17654 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17655 or do not try to produce (set (cc0) REG).
17656 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17657 change a compare into a move to a scratch register. Disable some
17658 peepholes when comparing with zero.
17659 (tstsi, tsthi, tstsi, cmpqi): Make private.
17661 (bCC, sCC): Delete.
17662 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17665 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17666 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17667 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17668 (ix86_emit_i387_log1p): Use cbranchxf2.
17669 (ix86_expand_setcc): Return void.
17670 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17671 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17672 cmp<MODEF>, cmpcc): Remove.
17673 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17674 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17675 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17676 (sCC and bCC expanders): Remove.
17677 (stack_protect_test): Use cbranchcc4.
17679 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17681 (ia64_expand_compare): Accept three rtx by reference and return void.
17682 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17683 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17684 from *expr. Update *expr with the BImode comparison to do.
17685 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17686 cmptf, bCC, sCC, conditional_trap): Delete.
17687 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17688 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17689 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17690 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17691 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17693 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17694 type of last argument.
17695 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17696 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17697 use machine mode argument instead of branch_type. Remove dead
17698 code for floating-point comparisons.
17699 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17700 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17702 (cbranchsi4, cstoresi4): New.
17703 * config/iq2000/predicates.md (reg_or_const_operand): New.
17705 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17706 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17707 (b<code>_op): Rewrite to...
17708 (bcc_op): ... this, using match_operator.
17709 (s<code>_op): Rewrite to...
17710 (scc_op): ... this, using match_operator.
17711 (s<code>_24_op): Rewrite to...
17712 (scc_op_24): ... this, using match_operator.
17713 (s<code>_<mode>): Rewrite to...
17714 (cstore<mode>4): ... this, using match_operator.
17715 (s<code>_<mode>_24): Rewrite to...
17716 (cstore<mode>4_24): ... this, using match_operator.
17717 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17718 m32c_unpend_compare, m32c_expand_scc): Delete.
17719 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17720 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17721 (m32c_expand_movcc): Change NE to EQ if necessary.
17722 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17724 * config/m32r/m32r-protos.h (gen_cond_store): New.
17725 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17726 (gen_cond_store): New, from sCC patterns.
17727 (m32r_expand_block_move): Use cbranchsi4.
17728 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17729 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17730 (cbranchsi4, cstoresi4): New.
17732 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17734 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17735 (m68hc11_notice_update_cc): Look into a compare with 0.
17736 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17738 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17739 cmphi, cmpqi, bCC): Delete.
17740 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17741 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17742 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17745 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17746 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17747 * config/m68k/constraints.md (H): New.
17748 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17749 the define_insn below.
17750 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17751 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17752 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17753 patterns): Wrap RHS with COMPARE.
17754 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17755 (*cmpdi_internal): Name this pattern.
17756 (cmpdi): Change to define_insn.
17757 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17758 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17759 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17761 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17762 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17763 (conditional_trap): Change to...
17764 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17765 (*conditional_trap): Use the ordered_comparison_operator and
17766 const1_operand predicates.
17767 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17768 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17769 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17770 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17772 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17773 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17774 (mcore_gen_compare): New.
17775 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17776 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17777 (mcore_gen_compare): ... this.
17778 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17779 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17780 (stack probe pattern): Use cbranchsi4.
17782 * config/mips/predicates.md (mips_cstore_operator): New.
17783 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17784 * config/mips/mips.md (any_cond): Delete.
17785 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17787 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17788 fixuns_truncsfdi2): Use cbranch patterns.
17789 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17790 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17791 Adjust call to mips_expand_conditional_branch.
17792 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17794 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17795 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17796 * config/mips/mips.c (cmp_operands): Delete.
17797 (mips_emit_compare): Get comparison operands from *op0/*op1.
17798 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17799 that it succeeds. Use op0/op1 instead of cmp_operands.
17800 (mips_expand_conditional_branch, mips_expand_conditional_move,
17801 mips_expand_conditional_trap): Likewise.
17802 (mips_block_move_loop): Use cbranch patterns.
17803 * config/mips/mips.h (cmp_operands): Delete.
17805 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17806 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17807 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17808 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17809 (*cmpcc_folded): Rename to...
17810 (*cmpdi_folded): this.
17811 (*cmpcc): Rename to...
17813 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17816 (cbranchdf4): New. Handle invalid comparisons here.
17817 * config/mmix/predicates.md (float_comparison_operator): New.
17819 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17820 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17821 * config/mn10300/mn10300.md (tst): Delete.
17822 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17823 Name these patterns and wrap RHS in a compare.
17824 (*cmpsi): Make this pattern private. Include tst.
17825 (*cmpsf): Make this pattern private.
17826 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17827 (compare with zero peepholes): Likewise.
17829 (cbranchsi4, cbranchsf4): New.
17830 (casesi): Use cbranchsi4.
17832 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17833 hppa_branch_type): Delete.
17834 (return_addr_rtx): Use cbranchsi4.
17835 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17836 Emit CCFPmode comparison here.
17837 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17838 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17839 hppa_branch_type): Delete.
17840 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17841 (movsicc, movdicc): Remove references to hppa_compare_op0,
17842 hppa_compare_op1 and compare_from_rtx.
17843 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17844 (casesi): Use cbranchsi4.
17846 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17847 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17848 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17849 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17850 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17852 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17853 (*branch, *branch_inverted): New.
17855 * config/picochip/picochip.md (cbranchhi4): Use
17856 ordered_comparison_operator.
17857 (cmphi, bCC): Remove.
17859 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17860 (trap_comparison_operator): Delete.
17861 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17862 rs6000_emit_cbranch): Accept mode and operands.
17863 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17864 rs6000_compare_fp_p): Delete.
17865 (rs6000_generate_compare): Accept mode and comparison. Extract code
17866 and op0/op1 from there. Replace references to rs6000_compare_op0
17867 and rs6000_compare_op1.
17868 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17869 extract result from passed operands.
17870 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17871 extract loc from passed operands.
17872 (rs6000_emit_cmove): Likewise.
17873 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17874 rs6000_compare_fp_p): Delete.
17875 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17876 (cbranch<GPR>4, cbranch<FP>4): New.
17877 (cstore<mode>4): New. Consolidate here all choices about when to use
17878 portable or specialized sCC sequences.
17879 (stack_protect_test): Use cbranchsi4.
17880 (conditional_trap): Replace with ctrap<GPR>4.
17881 (conditional trap insn): Replace trap_comparison_operator with
17882 ordered_comparison_operator.
17884 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17885 (s390_emit_prologue): Use ctrap.
17886 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17887 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17888 New predicates replacing...
17889 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17890 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17891 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17892 (add<mode>cc): Do not use s390_compare_op0/op1.
17893 (s<code>): Change to...
17894 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17895 (seq): Change to...
17896 (cstorecc4): ... this. Handle EQ or NE equally.
17897 (*sne): Un-privatize for use in cstorecc4.
17898 (b<code>): Change to...
17899 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17900 (conditional_trap): Replace with...
17901 (ctrap<GPR>4, ctrap<FP>4): ... these.
17902 (stack_protect): Use cbranchcc4.
17904 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17905 * config/score/score-protos.h (score_gen_cmp): Delete.
17906 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17907 (score_block_move-loop): Use cbranchsi4.
17908 * config/score/score.md (cbranchsi4): New.
17909 (cmpsi, bCC): Delete.
17910 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17911 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17912 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17913 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17914 * config/score/score3.h (score3_gen_cmp): Delete.
17915 * config/score/score7.h (score7_gen_cmp): Delete.
17917 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17918 (sh_emit_scc_to_t): ... this. Return void.
17919 (from_compare): Rename to...
17920 (sh_emit_compare_and_branch): ... this.
17921 (sh_emit_compare_and_set): New.
17922 (sh_expand_t_scc): Accept operands.
17923 * config/sh/predicates.md (sh_float_comparison_operator): New.
17924 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17925 (prepare_scc_operands): Rename to...
17926 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17928 (sh_emit_cheap_store_flag): New.
17929 (sh_emit_set_t_insn): New.
17930 (from_compare): Rename to...
17931 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17932 handling of TARGET_SH2E floating point to avoid recursive call.
17933 Generate branch here.
17934 (sh_emit_compare_and_set): New.
17935 (sh_expand_t_scc): Get op0/op1 from arguments.
17936 (sh_emit_cheap_store_flag): New.
17937 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17939 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17940 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17941 (movsicc, movdicc): Do nothing when it recreated operands from
17942 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17943 prepare_scc_operands (now sh_emit_scc_to_t).
17944 (udivdi3): Use cstoresi4.
17945 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17946 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17947 (cbranchint4_media, cbranchfp4_media): New.
17948 (casesi): Use cbranchdi4.
17949 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17951 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17952 (movnegt): Remove second operand.
17953 (cbranchsf4, cbranchdf4): New.
17954 (stack_protect): Use cbranchdi4/cbranchsi4.
17956 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17957 (gen_compare_reg): Accept comparison, extract part of it to...
17958 (gen_compare_reg_1): ... this.
17959 (gen_compare_operator): Delete.
17960 (gen_v9_scc): Accept separate destination, comparison code and arms.
17961 Do not use sparc_compare_op0/sparc_compare_op1.
17962 (emit_scc_insn, emit_conditional_branch_insn): New.
17963 (emit_v9_brxx): Make static. Remove useless assertion.
17964 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17966 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17967 * config/sparc/sparc-protos.h (gen_compare_reg,
17968 sparc_emit_float_lib_cmp): Adjust prototype.
17969 (emit_scc_insn, emit_conditional_branch_insn): New.
17970 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17971 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17972 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17973 iterators to the top.
17974 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17975 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17976 snedi_special_trunc): Delete.
17977 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17978 and snedi_special_trunc.
17979 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17980 cbranchdi4, cbranch<F:mode>4): New.
17981 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17982 here. Use gen_compare_reg instead of gen_compare_operator.
17983 (conditional_trap): Replace with...
17984 (ctrapsi4, ctrapdi4): ... this.
17985 (stack_protect_test): Use cbranchcc4.
17987 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17989 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17990 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17991 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17992 from operands[0] or operands[3] depending on is_set.
17993 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17994 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17995 cmpdf, bCC), sCC: Remove.
17996 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17997 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17999 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18000 spu_emit_branch_or_set.
18002 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18004 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18005 xstormy16_compare_op1): Delete.
18006 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18007 xstormy16_compare_op1): Delete.
18008 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18010 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18011 (cmphi, cmpsi, bCC): Remove.
18013 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18014 (*cmpsi): ... this one.
18015 (cbranchsi4, cstoresi4): New.
18016 (bCC expanders): Delete.
18017 (sCC insns): Fold into...
18018 (*setcc): ... this one.
18019 (casesi): Do not use gen_cmpsi and gen_bgtu.
18020 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18021 (movsicc): Simplify.
18022 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18024 * config/vax/vax-protos.h (cond_name): New.
18025 (vax_output_conditional_branch): Remove.
18026 * config/vax/vax.c (cond_name): New.
18027 (vax_output_conditional_branch): Remove.
18028 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18029 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18030 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18031 (bit<VAXint>): Wrap source with (compare).
18032 (b<code> and following unnamed pattern): Rename to *branch and
18033 *branch_reversed. Change macroization to match_operator.
18034 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18036 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18037 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18038 Change last argument to machine_mode.
18039 (xtensa_expand_scc): Add machine_mode argument.
18040 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18041 (gen_conditional_move, xtensa_expand_conditional_branch,
18042 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18043 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18044 Adjust operand numbers.
18045 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18047 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18048 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18049 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18051 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18053 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18054 causes spurious differences between trunk and cond-optab branch.
18056 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18059 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18061 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18063 * tree.c (iterative_hash_pointer): Delete.
18064 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18065 Hash UIDs and versions of SSA names. Don't special-case built-in
18066 function declarations.
18068 2009-05-11 Ian Lance Taylor <iant@google.com>
18071 * graphite.c: Force -Wc++-compat to only be a warning before
18072 #including "cloog/cloog.h".
18074 2009-05-11 Martin Jambor <mjambor@suse.cz>
18076 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18078 2009-05-11 Jan Hubicka <jh@suse.cz>
18080 * tree-ssa-loop-ivcanon.c: Include target.h
18081 (struct loop_size): new structure.
18082 (constant_after_peeling): New predicate.
18083 (tree_estimate_loop_size): New function.
18084 (estimated_unrolled_size): Rewrite for new estimates.
18085 (try_unroll_loop_completely): Use new estimates.
18086 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18088 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18090 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18091 libcpp interface change.
18092 (spu_macro_to_expand): Likewise.
18094 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18096 PR tree-optimization/40026
18097 * gimplify.c (gimplify_init_constructor): Change initial conditional
18098 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18099 optimize_compound_literals_in_ctor.
18101 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18103 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18105 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18107 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18109 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18110 HOST_WIDE_INT for gap.
18112 2009-05-11 Ira Rosen <irar@il.ibm.com>
18114 PR tree-optimization/40074
18115 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18116 account in group size and step comparison.
18118 2009-05-11 Richard Guenther <rguenther@suse.de>
18120 * passes.c (init_optimization_passes): Strip now incorrect comment.
18121 (execute_function_todo): Do not set PROP_alias.
18122 * tree-pass.h (PROP_alias): Remove.
18123 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18124 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18125 * tree-nrv.c (pass_return_slot): Likewise.
18126 * tree-object-size.c (pass_object_sizes): Likewise.
18127 * tree-ssa-dom.c (pass_dominator): Likewise.
18128 (pass_phi_only_cprop): Likewise.
18129 * tree-ssa-dse.c (pass_dse): Likewise.
18130 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18131 (pass_cselim): Likewise.
18132 * tree-ssa-pre.c (pass_pre): Likewise.
18133 (pass_fre): Likewise.
18134 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18135 * tree-ssa-sink.c (pass_sink_code): Likewise.
18136 * tree-stdarg.c (pass_stdarg): Likewise.
18137 * tree-tailcall.c (pass_tail_calls): Likewise.
18138 * tree-vrp.c (pass_vrp): Likewise.
18140 2009-05-10 Ian Lance Taylor <iant@google.com>
18142 * basic-block.h (enum profile_status): Break out of struct
18143 control_flow_graph.
18144 * cgraph.h (struct inline_summary): Break out of struct
18146 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18147 of struct cgraph_order_sort.
18148 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18149 * cse.c (struct branch_path): Break out of struct
18150 cse_basic_block_data.
18151 * except.h (enum eh_region_type): Break out of struct eh_region.
18152 * gcc.c (enum add_del): Break out of struct modify_target.
18153 * genrecog.c (enum decision_type): Break out of struct decision_test.
18154 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18156 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18157 * regmove.c (enum match_use): New enum, broken out of struct match.
18158 * sched-int.h (enum post_call_group): New enum, broken out of
18160 (struct deps_reg): Break out of struct deps.
18161 * target.h (struct asm_int_op): Break out of struct gcc_target.
18162 * tree-eh.c (struct goto_queue_node): Break out of struct
18164 * tree-inline.h (enum copy_body_cge_which): Break out of
18166 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18168 * c-decl.c (in_struct, struct_types): New static variables.
18169 (pushtag): Add loc parameter. Change all callers.
18170 (lookup_tag): Add ploc parameter. Change all callers.
18171 (check_compound_literal_type): New function.
18172 (parser_xref_tag): Add loc parameter. Change all callers. If
18173 -Wc++-compat, warn about struct/union/enum types defined within a
18175 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18176 and loc parameters. Change all callers. Change error calls to
18177 error_at, using loc. For a redefinition, if the location of the
18178 original definition is known, report it. Set in_struct and
18179 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18180 (finish_struct): Add new parameters enclosing_in_struct and
18181 enclosing_struct_types. Change all callers. Set
18182 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18183 in the struct. If in a struct, add this struct to struct_types.
18184 (start_enum): Add loc parameter. Change all callers. Use
18185 error_at for errors, using loc. For a redefinition, if the
18186 location of the original definition is known, report it. If in a
18187 struct, add this enum type to struct_types. If -Wc++-compat warn
18188 if in sizeof, typeof, or alignof.
18189 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18190 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18191 (c_parser_enum_specifier): Get enum location for start_enum.
18192 (c_parser_struct_or_union_specifier): Get struct location for
18193 start_struct. Save in_struct and struct_types status between
18194 start_struct and finish_struct.
18195 (c_parser_cast_expression): Get location of cast.
18196 (c_parser_alignof_expression): Get location of type.
18197 (c_parser_postfix_expression): Likewise.
18198 (c_parser_postfix_expression_after_paren_type): Add type_loc
18199 parameter. Change all callers. Call check_compound_literal_type.
18200 Use type_loc for error about variable size type.
18201 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18202 of an enum constant from an enum type defined in a struct or union.
18203 (c_cast_expr): Add loc parameter. Change all callers. If
18204 -Wc++-compat, warn about defining a type in a cast.
18205 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18206 (start_enum, start_struct, finish_struct): Update declarations.
18207 (parser_xref_tag, c_cast_expr): Update declarations.
18208 (check_compound_literal_type): Declare.
18210 2009-05-11 Ben Elliston <bje@au.ibm.com>
18212 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18213 for recent libcpp interface change.
18214 (rs6000_macro_to_expand): Likewise.
18216 2009-05-10 Michael Matz <matz@suse.de>
18219 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18220 not at entry of function.
18222 2009-05-10 Richard Guenther <rguenther@suse.de>
18224 PR tree-optimization/40081
18226 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18227 using the main variant of the element type. Do not fiddle with
18228 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18230 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18231 structs with volatile fields.
18233 2009-05-10 Jan Hubicka <jh@suse.cz>
18235 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18236 (estimate_move_cost): Assert that it does not get called for
18238 (estimate_num_insns): Skip VOID types in argument handling.
18239 (optimize_inline_calls): Delete unreachable blocks and verify that
18240 callgraph is valid.
18242 2009-05-10 Jan Hubicka <jh@suse.cz>
18244 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18245 * cgraph.c (cgraph_mark_address_taken_node): New function.
18246 (dump_cgraph_node): Dump new flag.
18247 * cgraph.h (struct cgraph_node): Add address_taken.
18248 (cgraph_mark_address_taken_node): New function.
18249 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18250 since new direct calls can be born.
18252 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18254 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18255 tok->val.node.node.
18257 2009-05-10 Jan Hubicka <jh@suse.cz>
18259 PR middle-end/40084
18260 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18262 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18263 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18264 * tree-inline.c (copy_bb): Set frequency correctly.
18265 (fold_marked_statements): Update call to
18266 cgraph_update_edges_for_call_stmt.
18268 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18270 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18271 identifiers in diagnostics.
18272 * config/arm/arm.c (arm_handle_fndecl_attribute,
18273 arm_handle_isr_attribute): Likewise.
18274 * config/avr/avr.c (avr_handle_progmem_attribute,
18275 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18276 * config/bfin/bfin.c (handle_int_attribute,
18277 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18278 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18279 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18281 * config/darwin.c (darwin_handle_kext_attribute,
18282 darwin_handle_weak_import_attribute): Likewise.
18283 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18284 h8300_handle_eightbit_data_attribute,
18285 h8300_handle_tiny_data_attribute): Likewise.
18286 * config/i386/i386.c (ix86_handle_cconv_attribute,
18287 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18288 * config/i386/winnt.c (ix86_handle_shared_attribute,
18289 ix86_handle_selectany_attribute): Likewise.
18290 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18291 * config/m32c/m32c.c (function_vector_handler): Likewise.
18292 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18293 m68hc11_handle_fntype_attribute): Likewise.
18294 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18295 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18296 * config/mips/mips.c (mips_insert_attributes,
18297 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18298 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18299 rs6000_handle_struct_attribute): Likewise.
18300 * config/sh/sh.c (sh_insert_attributes,
18301 sh_handle_resbank_handler_attribute,
18302 sh_handle_interrupt_handler_attribute,
18303 sh2a_handle_function_vector_handler_attribute,
18304 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18306 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18307 * config/spu/spu.c (spu_handle_fndecl_attribute,
18308 spu_handle_vector_attribute): Likewise.
18309 * config/stormy16/stormy16.c
18310 (xstormy16_handle_interrupt_attribute): Likewise.
18311 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18312 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18314 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18316 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18317 (pp_translate_identifiers): New.
18318 (pp_identifier): Only conditionally translate identifier to locale
18320 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18321 (pp_base_tree_identifier): Only conditionally translate identifier
18322 to locale character set.
18323 * c-pretty-print.c (M_): Define.
18324 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18325 fragments for conditional translation with M_.
18326 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18327 identifier translation.
18329 2009-05-10 Richard Guenther <rguenther@suse.de>
18331 PR tree-optimization/40081
18332 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18333 using the main variant of the element type. Do not fiddle with
18334 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18336 2009-05-09 Jan Hubicka <jh@suse.cz>
18338 PR middle-end/40080
18339 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18340 indirect calls; verify cgraph afterwards.
18342 2009-05-09 Jan Hubicka <jh@suse.cz>
18345 * ipa.c (update_inlined_to_pointer): New function.
18346 (cgraph_remove_unreachable_nodes): Use it.
18348 2009-05-09 Jan Hubicka <jh@suse.cz>
18350 * tree-eh.c (struct leh_state): Remove prev_try.
18351 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18352 not track prev_try.
18353 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18354 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18355 remove_eh_handler_and_replace, foreach_reachable_handler,
18356 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18357 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18358 (gen_eh_region_cleanup): Update prototype.
18360 2009-05-09 Jan Hubicka <jh@suse.cz>
18362 PR middle-end/40043
18363 * except.c (copy_eh_region): Always set prev_try.
18364 (redirect_eh_edge_to_label): Find outer try.
18365 (foreach_reachable_handler): When looking for prev try
18366 handle case where previous try is not going to be taken.
18368 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18370 PR tree-optimization/40049
18371 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18372 only vector/vector shifts, convert the type of the constant to the
18373 appropriate type to avoid building incorrect trees, which
18374 eventually have problems with garbage collection.
18376 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18378 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18379 -1 for complex floating-point types if honoring signed zeros.
18381 2009-05-08 Jan Hubicka <jh@suse.cz>
18383 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18384 argument; handle correctly when profile is absent.
18385 (build_cgraph_edges): Update.
18386 (rebuild_cgraph_edges): Update.
18387 * cgraph.c: Do not include varray.h.
18388 (cgraph_set_call_stmt_including_clones): New function.
18389 (cgraph_create_edge_including_clones): Likewise
18390 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18391 (cgraph_update_edges_for_call_stmt): Handle clones.
18392 (cgraph_remove_node): Handle clone tree.
18393 (cgraph_remove_node_and_inline_clones): New function.
18394 (dump_cgraph_node): Dump clone tree.
18395 (cgraph_clone_node): Handle clone tree.
18396 (clone_function_name): Bring here from tree-inline.c.
18397 (cgraph_create_virtual_clone): New function.
18398 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18399 (cgraph_clone_info): New function.
18400 (strut cgraph_node): Add clone_info and new clone tree pointers.
18401 (cgraph_remove_node_and_inline_clones,
18402 cgraph_set_call_stmt_including_clones,
18403 cgraph_create_edge_including_clones,
18404 cgraph_create_virtual_clone): Declare.
18405 (cgraph_function_versioning): Use VEC argument.
18406 (compute_call_stmt_bb_frequency): Update prototype.
18407 (cgraph_materialize_all_clones): New function.
18408 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18409 (ipcp_create_replace_map): Update to VECtors.
18410 (ipcp_update_callgraph): Use virtual clones.
18411 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18412 (ipcp_update_profiling): Do not update local profiling.
18413 (ipcp_insert_stage): Use VECtors and virtual clones.
18414 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18415 (clone_of_p): New function.
18416 (cgraph_preserve_function_body_p): Use clone tree.
18417 (cgraph_optimize): Materialize clones.
18418 (cgraph_function_versioning): Update for VECtors.
18419 (save_inline_function_body): Use clone tree.
18420 (cgraph_materialize_clone): New function.
18421 (cgraph_materialize_all_clones): Likewise.
18422 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18423 * ipa.c: Include gimple.h.
18424 (cgraph_remove_unreachable_nodes): Use clone tree.
18425 * ipa-prop.c (ipa_note_param_call): Update call to
18426 compute_call_stmt_bb_frequencycall.
18427 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18428 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18429 (copy_bb): Handle updating of clone tree; add new edge when new call
18431 (expand_call_inline): Be strict about every call having edge.
18432 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18433 (delete_unreachable_blocks_update_callgraph): New function.
18434 (tree_function_versioning): Use VECtors; always remove unreachable
18435 blocks and fold conditionals.
18436 * tree-inline.h: Do not include varray.h.
18437 (tree_function_versioning): Remove.
18438 * Makefile.in (GTFILES): Remove tree-inline.c
18439 * passes.c (do_per_function): Do only functions having body.
18440 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18443 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18444 Andrew Morrow <acm@google.com>
18447 * c-common.c (c_common_attribute_table): Permit deprecated
18448 attribute to take an optional argument.
18449 (handle_deprecated_attribute): If the optional argument to
18450 __attribute__((deprecated)) is not a string ignore the attribute
18451 and emit a warning.
18453 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18454 * c-typeck.c (build_component_ref): Likewise.
18455 (build_external_ref): Likewise.
18457 * toplev.c (warn_deprecated_use): Add an attribute argument.
18458 Emit the message associated with __attribute__((deprecated)).
18460 * toplev.h (warn_deprecated_use): Updated.
18462 * doc/extend.texi: Document new optional parameter to
18463 __attribute__((deprecated))
18465 2009-05-08 Michael Eager <eager@eagercon.com>
18467 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18468 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18470 2009-05-08 Richard Guenther <rguenther@suse.de>
18472 PR tree-optimization/40062
18473 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18474 Avoid exponential behavior.
18476 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18478 PR rtl-optimization/33928
18480 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18481 process_uses, build_single_def_use_links): New.
18482 (update_df): Update use_def_ref.
18483 (forward_propagate_into): Use get_def_for_use instead of use-def
18485 (fwprop_init): Call build_single_def_use_links and let it initialize
18487 (fwprop_done): Free use_def_ref.
18488 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18489 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18490 df_rd_simulate_one_insn): New.
18491 (df_rd_bb_local_compute_process_def): Update head comment.
18492 (df_chain_create_bb): Use the new RD simulation functions.
18493 * df.h (df_rd_simulate_artificial_defs_at_top,
18494 df_rd_simulate_one_insn): New.
18495 * opts.c (decode_options): Enable fwprop at -O1.
18496 * doc/invoke.texi (-fforward-propagate): Document this.
18498 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18501 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18502 and one complex operand specially.
18503 * tree-complex.c (some_nonzerop): Do not identify a real value as
18504 zero if flag_signed_zeros.
18506 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18508 PR rtl-optimization/33928
18509 * loop-invariant.c (record_use): Fix && vs. || mishap.
18511 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18513 PR rtl-optimization/33928
18514 * loop-invariant.c (struct use): Add addr_use_p.
18515 (struct def): Add n_addr_uses.
18516 (struct invariant): Add cheap_address.
18517 (create_new_invariant): Set cheap_address.
18518 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18519 (record_uses): Pass df_ref to record_use.
18520 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18523 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18525 * config/sh/sh.c: Do not include c-pragma.h.
18527 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18529 * config/spu/spu.c: Remove include of c-common.h.
18531 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18534 * c-common.h (mark_valid_location_for_stdc_pragma,
18535 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18536 clear_float_const_decimal64, float_const_decimal64_p): New.
18537 * c.opt (Wunsuffixed-float-constants): New.
18538 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18539 unsuffixed float constant, handle new warning.
18540 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18541 * c-decl.c (c_scope): New flag float_const_decimal64.
18542 (set_float_const_decimal64, clear_float_const_decimal64,
18543 float_const_decimal64_p): New.
18544 (push_scope): Set new flag.
18545 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18546 to use STDC pragmas.
18547 (c_parser_external_declaration): Ditto.
18548 (c_parser_compound_statement_nostart): Ditto.
18549 * c-pragma.c (valid_location_for_stdc_pragma,
18550 mark_valid_location_for_stdc_pragma,
18551 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18552 handle_pragma_float_const_decimal64): New.
18553 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18554 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18555 set_float_const_decimal64, clear_float_const_decimal64,
18556 float_const_decimal64_p): New dummy functions.
18557 * doc/extend.texi (Decimal Float): Remove statement that the
18558 pragma, and suffix for double constants, are not supported.
18559 * doc/invoke.texi (Warning Options): List new option.
18560 (-Wunsuffixed-float-constants): New.
18562 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18564 * config/i386/i386.c: Do not include c-common.h.
18566 2009-05-07 Mark Heffernan <meheff@google.com>
18568 * doc/invoke.texi (Debugging Options): Document change of debugging
18570 * opts.c (decode_options): Make dump_base_name relative to
18571 aux_base_name directory.
18573 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18575 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18576 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18578 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18580 * Makefile.in (install-plugin): Simplify a bit.
18582 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18584 * Makefile.in (OBJS-common): Add regcprop.o.
18586 * timevar.def (TV_CPROP_REGISTERS): New.
18587 * regrename.c (regrename_optimize): Return 0.
18588 (rest_of_handle_regrename): Delete.
18589 (pass_rename_registers): Point to regrename_optimize.
18590 (struct value_data_entry, struct value_data,
18591 kill_value_one_regno, kill_value_regno, kill_value,
18592 set_value_regno, init_value_data, kill_clobbered_value,
18593 kill_set_value, kill_autoinc_value, copy_value,
18594 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18595 replace_oldest_value_reg, replace_oldest_value_addr,
18596 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18597 debug_value_data, validate_value_data): Move...
18598 * regcprop.c: ... here.
18599 (rest_of_handle_cprop): Delete.
18600 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18602 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18604 PR middle-end/40057
18605 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18606 GEN_INT for 1 << bitnum.
18607 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18608 build_int_cst_type.
18610 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18612 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18613 Remove wrong description of "nand" operation.
18615 2009-05-06 Richard Guenther <rguenther@suse.de>
18616 Adam Nemet <anemet@caviumnetworks.com>
18618 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18619 comment. Add that if LHS is not a gimple register, then RHS1 has
18620 to be a single object (GIMPLE_SINGLE_RHS).
18622 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18624 * expr.c (get_def_for_expr): Move it up in the file.
18625 (store_field): When expanding a bit-field store, look at the
18626 defining gimple stmt for the masking conversion.
18628 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18630 PR middle-end/39986
18631 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18632 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18633 32-bit memcpy into long.
18635 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18637 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18638 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18640 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18641 instead of appending DW_OP_deref*.
18643 2009-05-06 Michael Matz <matz@suse.de>
18645 PR middle-end/40021
18646 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18647 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18649 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18651 * Makefile.in (install-plugin): Fix srcdir handling.
18653 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18655 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18656 when processing for not_regs_needed bitmap.
18657 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18658 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18659 handling it for rhs.
18661 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18663 * config/i386/i386.md (unnamed inc/dec peephole): Use
18664 optimize_insn_for_size_p instead of optimize_size.
18665 * config/i386/predicates.md (incdec_operand): Likewise.
18666 (aligned_operand): Likewise.
18667 * config/i386/sse.md (divv8sf3): Likewise.
18668 (sqrtv8sf2): Likewise.
18670 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18672 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18674 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18676 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18678 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18679 ssemodesuffixf2c with avxmodesuffixf2c.
18681 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18684 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18686 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18688 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18689 (struct tree_base): Adjust spacing for 8 bit boundaries.
18690 (struct tree_decl_common): Add decl_by_reference_flag bit.
18691 (DECL_BY_REFERENCE): Adjust.
18692 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18693 print DECL_BY_REFERENCE bit.
18694 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18695 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18696 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18697 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18700 PR middle-end/39666
18701 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18702 range of the type, but default label is missing, add it with one
18703 of the existing labels instead of adding a new label for it.
18705 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18709 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18711 * Makefile.in (enable_plugin, plugin_includedir): New.
18712 (install): Depend on install-plugin.
18713 (PLUGIN_HEADERS): New.
18714 (install-plugin): New.
18715 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18717 2009-05-05 Richard Guenther <rguenther@suse.de>
18719 PR tree-optimization/40022
18720 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18722 (phivn_valid_p): Fix tuplification error, simplify.
18723 (phiprop_insert_phi): Add dumps.
18724 (propagate_with_phi): Simplify.
18726 2009-05-05 Richard Guenther <rguenther@suse.de>
18728 PR middle-end/40023
18729 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18731 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18733 * tree.h (strip_float_extensions): Remove duplicate declaration.
18734 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18735 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18736 block_ultimate_origin): Rearrange the declarations line to match the
18737 comment that indicates the .c file which the functions are defined.
18738 (dwarf2out_*, set_decl_rtl): Add comment.
18739 (get_base_address): Adjust comment.
18740 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18741 declarations line and add comment.
18742 (is_builtin_name): Add blank after function name, for clarity.
18744 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18746 * attribs.c (decl_attributes): Use %qE for identifiers in
18748 * cgraphunit.c (verify_cgraph_node): Translate function names to
18749 locale character set in diagnostics.
18750 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18752 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18753 Document that functions are named in UTF-8.
18754 * expr.c (expand_expr_real_1): Translate function names to locale
18755 character set in diagnostics.
18756 * gimplify.c (omp_notice_variable, omp_is_private,
18757 gimplify_scan_omp_clauses): Use %qE for identifiers in
18759 * langhooks.c (lhd_print_error_function): Translate function names
18760 to locale character set.
18761 * langhooks.h (decl_printable_name): Document that return value is
18762 in internal character set.
18763 * stmt.c: Include pretty-print.h
18764 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18766 (resolve_operand_name_1): Translate named operand name to locale
18768 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18770 * toplev.c (announce_function): Translate function names to locale
18772 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18773 (default_tree_printer): Use pp_identifier or translate identifiers
18774 to locale character set. Mark "<anonymous>" for translation.
18775 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18776 for identifiers in diagnostics.
18777 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18779 * varasm.c (output_constructor): Use %qE for identifiers in
18782 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18784 * configure.ac: use ` ` instead of $()
18785 * configure: Regenerate.
18787 2009-05-05 Ben Elliston <bje@au.ibm.com>
18789 * config/pa/linux-atomic.c: Eliminate conditional include of
18790 errno.h on non-LP64 systems to simplify build requirements.
18792 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18794 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18796 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18797 and pass value to identifier_to_locale.
18798 (warn_variable_length_array): Make name a tree.
18799 (grokdeclarator): Separate diagnostic texts for named and unnamed
18800 declarators. Use %qE for named declarators.
18801 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18803 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18804 identifiers in diagnostics.
18805 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18806 identifier_to_locale. Mark "anonymous" strings for translation.
18808 2009-05-04 Michael Eager <eager@eagercon.com>
18810 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18811 address for DImode/DFmode only if double-precision FP regs.
18813 2009-05-04 Michael Eager <eager@eagercon.com>
18815 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18816 TARGET_SINGLE_FLOAT check.
18818 2009-05-04 Michael Eager <eager@eagercon.com>
18820 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18822 2009-05-04 Michael Eager <eager@eagercon.com>
18824 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18825 * config/rs6000/t-xilinx: New
18827 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18829 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18830 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18831 * gcc/explow.c (memory_address): Use target hook.
18832 * gcc/targhooks.c (default_legitimize_address): New.
18833 * gcc/targhooks.h (default_legitimize_address): New.
18834 * gcc/target.h (legitimize_address): New.
18835 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18836 (TARGET_INITIALIZER): Include it.
18837 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18839 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18840 * config/bfin/bfin.c (legitimize_address): Remove.
18841 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18842 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18844 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18845 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18847 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18848 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18849 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18850 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18851 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18852 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18853 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18854 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18855 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18856 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18857 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18858 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18859 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18860 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18861 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18862 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18863 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18864 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18865 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18866 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18867 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18868 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18869 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18871 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18872 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18873 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18874 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18875 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18876 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18877 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18878 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18879 (thumb_legitimize_address): Delete.
18880 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18881 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18882 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18883 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18884 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18885 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18887 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18890 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18891 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18892 * config/m32r/m32r.c (m32r_legitimize_address): New.
18893 * config/m68k/m68k.c (m68k_legitimize_address): New.
18894 * config/score/score.c (score_legitimize_address): Standardize.
18895 * config/score/score3.c (score3_legitimize_address): Standardize.
18896 * config/score/score3.h (score3_legitimize_address): Adjust.
18897 * config/score/score7.c (score7_legitimize_address): Standardize.
18898 * config/score/score7.h (score7_legitimize_address): Adjust.
18899 * config/sh/sh.c (sh_legitimize_address): New.
18900 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18902 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18903 (s390_legitimize_address): ... this.
18904 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18905 (sparc_legitimize_address): ... this.
18906 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18907 (ix86_legitimize_address): ... this.
18908 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18909 (avr_legitimize_address): ... this.
18910 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18911 (mn10300_legitimize_address): ... this.
18912 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18913 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18914 (alpha_expand_mov): Adjust call.
18916 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18917 * config/spu/spu.c (spu_legitimize_address): Likewise.
18918 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18919 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18921 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18923 * intl.c (locale_encoding, locale_utf8): New.
18924 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18925 * intl.h (locale_encoding, locale_utf8): Declare.
18926 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18927 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18929 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18931 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18932 (pp_base_tree_identifier): Declare as function.
18933 (identifier_to_locale): Declare.
18934 * Makefile.in (pretty-print.o): Update dependencies.
18935 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18937 2009-05-04 Richard Guenther <rguenther@suse.de>
18939 PR middle-end/40015
18940 * builtins.c (fold_builtin_memory_op): Do not decay to element
18941 type if the size matches the whole array.
18943 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18945 * expmed.c (synth_mult): When trying out a shift, pass the result
18948 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18950 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18951 (shiftsub1_cost): New.
18952 (init_expmed): Compute shiftsub1_cost.
18953 (synth_mult): Optimize multiplications by constants of the form
18954 -(2^^m-1) for some constant positive integer m.
18956 2009-05-03 Richard Guenther <rguenther@suse.de>
18959 * c-typeck.c (array_to_pointer_conversion): Do not built
18960 ADDR_EXPRs of arrays of pointer-to-element type.
18961 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18962 up wrong ADDR_EXPRs after-the-fact.
18963 * c-common.c (strict_aliasing_warning): Strip pointer
18964 conversions for obtaining the original type.
18965 * builtins.c (fold_builtin_memset): Handle array types.
18966 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18969 2009-05-03 Richard Guenther <rguenther@suse.de>
18971 PR middle-end/23329
18972 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18973 Do not lose casts from array types with unknown extent to array
18974 types with known extent.
18975 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18976 alias set compatibility.
18978 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18980 * flags.h (extra_warnings): Delete.
18981 * toplev.c (process_options): Handle Wuninitialized here.
18982 * opts.c (extra_warnings): Delete.
18983 (set_Wextra): Delete.
18984 (common_handle_option): -Wextra can be handled automatically.
18985 * c-opts.c (c_common_handle_option): Delete obsolete code.
18986 (c_common_post_options): Simplify comment.
18987 * common.opt (W): Add Var.
18989 (Wuninitialized): Initialize to -1.
18991 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18992 Richard Guenther <rguenther@suse.de>
18994 * expr.c (get_def_for_expr): New function.
18995 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18996 SSA rather than trees.
18997 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18998 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19000 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19002 * c-common.c (reswords): Add _Imaginary.
19003 * c-common.c (enum rid): Add RID_IMAGINARY.
19005 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19007 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19008 Patch by Richard Guenther.
19010 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19012 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19013 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19014 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19015 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19016 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19017 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19018 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19019 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19020 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19021 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19022 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19023 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19024 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19025 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19026 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19027 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19028 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19029 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19031 2009-05-02 Richard Guenther <rguenther@suse.de>
19033 PR tree-optimization/39940
19034 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19037 2009-05-02 Richard Guenther <rguenther@suse.de>
19039 PR middle-end/40001
19040 * tree-ssa.c (execute_update_addresses_taken): Properly check
19041 if we can mark a variable DECL_GIMPLE_REG_P.
19042 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19043 back to the end of the function.
19044 (is_gimple_reg_type): Remove complex type special casing.
19045 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19048 2009-05-02 Ben Elliston <bje@au.ibm.com>
19050 * doc/collect2.texi (Collect2): Document search path behaviour
19051 when configured with --with-ld.
19053 2009-05-02 Jan Hubicka <jh@suse.cz>
19055 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19056 parameter; update callers.
19057 (coalesce_cost_edge): EH edges are costier because they needs
19058 splitting even if not critical and even more costier when there are
19059 multiple EH predecestors.
19061 2009-05-02 Jan Hubicka <jh@suse.cz>
19063 * except.c (remove_eh_handler_and_replace): Handle updating after
19064 removing TRY blocks.
19066 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19068 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19070 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19072 * varasm.c: Do not include c-pragma.h.
19073 * attribs.c: Do not incude c-common.h.
19075 2009-05-01 Michael Matz <matz@suse.de>
19077 * calls.c (initialize_argument_information): Handle SSA names like
19078 decls with a non MEM_P DECL_RTL.
19080 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19082 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19083 * ipa-utils.c: Likewise.
19084 * ipa-type-escape.c: Likewise.
19085 * cgraphunit.c Do not include c-common.h.
19086 * ipa-pure-const.c: Likewise.
19087 * tree-if-conv.c: Likewise.
19088 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19089 * ipa-struct-reorg.c: Likewise.
19090 * tree-nomudflap.c: Likewise.
19091 * tree-ssa-structalias.c: Likewise.
19093 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19095 * store-motion.c: Many cleanups to make this pass a first-class
19096 citizen instead of an appendix to gcse load motion. Add TODO list
19097 to make this pass faster/cleaner/better.
19099 (struct ls_expr): Post gcse.c-split cleanups.
19100 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19101 "stores" field to "avail_stores".
19102 (pre_ldst_mems): Rename to store_motion_mems.
19103 (pre_ldst_table): Rename to store_motion_mems_table.
19104 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19105 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19106 (ldst_entry): Rename to st_expr_entry, update users.
19107 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19108 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19109 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19111 (first_ls_expr): Rename to first_st_expr, update users.
19112 (next_ls_expr): Rename to next_st_expr, update users.
19113 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19114 fields properly for store motion instead of names inherited from load
19116 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19117 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19120 (ae_kill): Rename to st_kill, update users.
19121 (ae_gen): Rename to st_avloc, update users.
19122 (transp): Rename to st_transp, update users.
19123 (pre_insert_map): Rename to st_insert_map, update users.
19124 (pre_delete_map): Rename to st_delete_map, update users.
19125 (insert_store, build_store_vectors, free_store_memory,
19126 one_store_motion_pass): Update for abovementioned changes.
19128 (gcse_subst_count, gcse_create_count): Remove.
19129 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19130 and "n_stores_created", local variables.
19132 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19135 (regvec, compute_store_table_current_insn): Remove.
19136 (reg_set_info, reg_clear_last_set): Remove.
19137 (compute_store_table): Use DF caches instead of local dataflow
19140 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19142 * c-objc-common.c (c_tree_printer): Print identifiers with
19143 pp_identifier, not pp_string. Mark "({anonymous})" for
19145 * c-pretty-print.c (pp_c_ws_string): New.
19146 (pp_c_cv_qualifier, pp_c_type_specifier,
19147 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19148 pp_c_storage_class_specifier, pp_c_function_specifier,
19149 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19150 pp_c_primary_expression, pp_c_postfix_expression,
19151 pp_c_unary_expression, pp_c_shift_expression,
19152 pp_c_relational_expression, pp_c_equality_expression,
19153 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19154 use pp_string and pp_c_ws_string in place of pp_identifier and
19155 pp_c_identifier for non-identifiers. Mark English strings for
19157 * c-pretty-print.h (pp_c_ws_string): Declare.
19159 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19160 Roland McGrath <roland@redhat.com>
19162 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19163 (ENABLE_LD_BUILDID): New configuration option.
19164 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19165 (LINK_BUILDID_SPEC): New macro.
19166 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19168 * doc/install.texi: Document --enable-linker-build-id option.
19169 * configure: Rebuild.
19170 * config.in: Rebuild.
19172 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19174 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19175 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19176 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19177 MIPS_GP_SAVE_AREA_SIZE.
19178 * config/mips/mips.c (struct mips_frame_info): Update comment
19179 before arg_pointer_offset and hard_frame_pointer_offset.
19180 (mips_compute_frame_info): Update diagram before function: to
19181 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19182 indicate the position of frame_pointer_rtx with -fstack-protector and
19183 to show args_size. Don't allocate cprestore area for leaf functions
19184 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19186 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19188 2009-04-30 Michael Matz <matz@suse.de>
19190 PR tree-optimization/39955
19191 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19193 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19195 * ira.c (setup_cover_and_important_classes): Use safe macro
19196 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19198 * genpreds.c (write_tm_preds_h): Output suitable definition of
19199 REG_CLASS_FOR_CONSTRAINT.
19201 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19203 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19205 * bitmap.c (bitmap_descriptor): Likewise.
19206 * ggc-common.c (loc_descriptor): Likewise.
19207 * varray.c (varray_descriptor): Likewise.
19208 * vec.c (vec_descriptor): Likewise.
19210 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19212 * Makefile.in (dce.o): Add $(EXCEPT_H).
19213 * dce.c: Include except.h and delete redundant vector definitions.
19214 (deletable_insn_p): Return false for non-call insns that can throw
19217 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19219 * gcse.c (ae_gen): Remove.
19220 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19221 and make non-static function to make it available in store-motion.c.
19222 Update call sites with search-and-replace.
19223 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19224 extract_mentioned_regs, extract_mentioned_regs_helper,
19225 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19226 store_killed_in_insn, store_killed_after, store_killed_before,
19227 build_store_vectors, insert_insn_start_basic_block, insert-store,
19228 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19229 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19230 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19231 * store-motion.c: ...new file. Also copy data structures from gcse.c
19232 and clean up to remove parts not used by store motion.
19233 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19234 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19236 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19239 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19240 when optimizing for size.
19242 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19244 * gcse.c (gcse_constant_p): Fix typo in last change.
19246 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19248 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19250 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19252 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19254 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19256 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19257 CONST_HIGH_PART result.
19259 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19261 * config/avr/avr.c (initial_elimination_offset): Rename to
19262 avr_initial_elimination_offset.
19263 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19264 change return type to bool.
19265 (avr_can_eliminate): New function.
19266 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19267 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19268 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19269 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19270 avr_initial_elimination_offset.
19271 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19272 (avr_initial_elimination_offset): Define.
19274 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19275 Steven Bosscher <steven@gcc.gnu.org>
19277 PR rtl-optimization/39938
19278 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19279 * cfgrtl.c: Include insn-attr.h.
19280 (rest_of_pass_free_cfg): New function.
19281 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19282 * resource.c (init_resource_info): Remove call to df_analyze.
19284 2009-04-29 Richard Guenther <rguenther@suse.de>
19287 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19288 allow conversion to signed integers.
19290 2009-04-29 Richard Guenther <rguenther@suse.de>
19292 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19293 shifts of floating point vectors if the shift amount is
19294 a constant multiple of the element size.
19296 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19297 Michael Matz <matz@suse.de>
19299 PR middle-end/39927
19301 * tree-outof-ssa.c (emit_partition_copy): New function.
19302 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19303 insert_part_to_rtx_on_edge): Perform the partition base var
19304 copy using emit_partition_copy.
19305 (insert_value_copy_on_edge): Convert constants to the right mode.
19306 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19307 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19309 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19311 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19312 scan backwards to try to find a constant to initialize it.
19314 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19315 insn before the loop_end instruction, don't look past labels.
19317 2009-04-29 Richard Guenther <rguenther@suse.de>
19319 PR middle-end/39937
19320 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19321 loose type conversions.
19322 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19323 stmts only if there are no uses of its definition.
19325 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19327 * config/bfin/bfin.h (splitting_loops): Declare.
19328 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19329 Reorder bit definitions to be ascending.
19330 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19331 * config/bfin/bfin.c (splitting_loops): New variable.
19332 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19333 (struct loop_info): Remove members INIT and LOOP_INIT.
19334 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19335 the LSETUP sequence. Allow LC to be loaded from any register, but
19336 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19337 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19339 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19340 of reload_completed.
19343 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19345 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19347 * Makefile.in (PLUGIN_VERSION_H): New.
19348 (OBJS-common): Remove plugin-version.o.
19349 (plugin.o): Depend on (PLUGIN_VERSION_H).
19350 (plugin-version.o): Remove.
19351 * configure: Regenerate
19352 * configure.ac: Create plugin-version.h.
19353 * gcc-plugin.h (plugin_gcc_version): Remove.
19354 (plugin_default_version_check): Change signature.
19355 * plugin-version.c: Remove.
19356 * plugin.c: Include plugin-version.h.
19357 (str_plugin_gcc_version_name): Remove.
19358 (try_init_one_plugin): Pass gcc version to plugin_init.
19359 (plugin_default_version_check): Both gcc and plugin versions are now
19362 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19364 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19365 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19366 Remove special case testing for last insn of inner loops. Don't fail
19367 if the loop ends with a jump, emit an extra nop instead.
19369 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19370 DREGS rather than comparing directly. Remove code that tries to
19371 account for latencies.
19373 2009-04-29 Richard Guenther <rguenther@suse.de>
19375 PR tree-optimization/39941
19376 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19377 eliminating an indirect call.
19379 2009-04-29 Richard Guenther <rguenther@suse.de>
19381 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19382 parameter. Allow invariants as base if !require_lvalue.
19383 (verify_gimple_assign_single): Adjust.
19385 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19387 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19388 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19389 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19390 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19391 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19393 * config/bfin/bfin.c (bfin_expand_builtin,
19394 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19396 2009-04-28 Richard Guenther <rguenther@suse.de>
19398 * tree-vect-loop.c (get_initial_def_for_induction): Use
19399 correct types for pointer increment.
19401 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19403 * toplev.c (print_version): Update GMP version string calculation.
19405 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19407 PR rtl-optimization/39938
19408 * resource.c (init_resource_info): Add call to df_analyze.
19410 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19412 * config/alpha/alpha.md (usegp): Cast the result of
19413 alpha_find_lo_sum_using_gp to enum attr_usegp.
19414 * config/alpha/alpha.c (override_options): Remove end-of-structure
19415 marker element from cpu_table. Use array size of cpu_table to handle
19416 -mcpu and -mtune options.
19417 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19419 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19421 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19422 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19423 tune_32 and tune_64.
19424 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19425 support on PowerPC.
19426 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19427 * config/rs6000/option-defaults.h: ... here. New file.
19428 (OPT_64, OPT_32): Define.
19429 (MASK_64BIT): Define to 0 if not already defined.
19430 (OPT_ARCH64, OPT_ARCH32): Define.
19431 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19434 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19436 * config/arm/arm.c (arm_override_options): Emit error on using
19439 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19441 PR rtl-optimization/39914
19442 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19443 registers for allocnos created from user-defined variables only
19444 when not optimizing.
19446 2009-04-28 Richard Guenther <rguenther@suse.de>
19448 PR middle-end/39937
19449 * fold-const.c (fold_binary): Use distribute_real_division only
19452 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19454 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19455 add hpux-stdint.h to tm_file.
19456 (hppa[12]*-*-hpux11*): Ditto.
19457 (ia64*-*-hpux*): Ditto.
19458 * config/hpux-stdint.h: New.
19459 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19460 __STDC_EXT__ for all compiles.
19461 * config/pa/pa-hpux.h: Ditto.
19462 * config/pa/pa-hpux10.h: Ditto.
19463 * config/pa/pa-hpux11.h: Ditto.
19465 2009-04-28 Catherine Moore <clm@codesourcery.com>
19467 * debug.h (set_name): Add comment.
19469 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19472 * config/darwin.c (machopic_gen_offset): Check
19473 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19474 * config/arm/arm.c (require_pic_register): Likewise.
19476 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19478 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19479 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19480 m32c_promote_prototypes): Delete.
19482 2009-04-28 Michael Matz <matz@suse.de>
19484 PR middle-end/39922
19485 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19488 2009-04-28 Richard Guenther <rguenther@suse.de>
19490 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19492 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19494 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19495 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19496 * config/arm/arm-tune.md: Regenerate.
19498 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19500 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19501 block if there are complex incoming edges.
19502 (sel_merge_blocks): Remove useless assert.
19503 (sel_redirect_edge_and_branch): Check that edge was redirected.
19504 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19505 (sel_find_rgns): Delete declaration.
19506 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19507 the region when it is not a preheader.
19509 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19512 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19514 2009-04-28 Richard Guenther <rguenther@suse.de>
19516 * tree.h (SSA_NAME_VALUE): Remove.
19517 (struct tree_ssa_name): Remove value_handle member.
19518 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19519 array for jump threading.
19520 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19522 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19523 * tree-flow.h (threadedge_initialize_values): Declare.
19524 (threadedge_finalize_values): Likewise.
19525 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19526 (SSA_NAME_VALUE): Define.
19527 (threadedge_initialize_values): New function.
19528 (threadedge_finalize_values): Likewise.
19529 * tree-ssa-dom.c (ssa_name_values): New global variable.
19530 (SSA_NAME_VALUE): Define.
19531 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19533 2009-04-28 Ira Rosen <irar@il.ibm.com>
19535 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19536 Use REPORT_VECTORIZED_LOCATIONS instead
19537 REPORT_VECTORIZED_LOOPS.
19538 * tree-vectorizer.c (vect_verbosity_level): Make static.
19539 (vect_loop_location): Rename to vect_location.
19540 (vect_set_verbosity_level): Update comment.
19541 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19543 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19544 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19545 instead REPORT_UNVECTORIZED_LOOPS.
19546 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19547 and vect_loop_def to vect_external_def and vect_internal_def.
19548 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19549 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19550 REPORT_UNVECTORIZED_LOCATIONS.
19551 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19552 and vect_used_in_loop and to vect_unused_in_scope and
19553 vect_used_in_scope.
19554 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19555 (vect_verbosity_level): Remove declaration.
19556 (vect_analyze_operations): Likewise.
19557 (vect_analyze_stmt): Declare.
19558 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19559 REPORT_UNVECTORIZED_LOCATIONS.
19560 (vect_get_loop_niters): Fix indentation.
19561 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19562 (vect_analyze_loop_operations): New function.
19563 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19564 vect_analyze_operations.
19565 (vect_is_simple_reduction): Use new names.
19566 (vectorizable_live_operation, vect_transform_loop): Likewise.
19567 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19568 to specify whether the data references can be a part of interleaving
19570 (vect_analyze_data_ref_dependence): Use new names.
19571 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19572 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19573 * tree-vect-patterns.c (widened_name_p): Use new names.
19574 (vect_recog_dot_prod_pattern): Likewise.
19575 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19576 (process_use, vect_mark_stmts_to_be_vectorized,
19577 vect_model_simple_cost, vect_model_store_cost,
19578 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19579 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19580 vectorizable_operation, vectorizable_type_demotion,
19581 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19582 vectorizable_condition): Likewise.
19583 (vect_analyze_operations): Split into vect_analyze_loop_operations
19585 (vect_analyze_stmt): ... new function.
19586 (new_stmt_vec_info): Use new names.
19587 (vect_is_simple_use): Use new names and fix comment.
19588 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19589 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19591 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19594 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19595 and integer modes for x87 operands. Do not ICE for unsupported size,
19596 generate error instead. Generate error for unsupported operand types.
19597 ['z']: Do not handle HImode memory operands specially. Warning
19598 for floating-point operands. Fallthru to 'Z' for unsupported operand
19599 types. Do not ICE for unsupported size, generate error instead.
19600 (output_387_binary_op): Use %Z to output operands.
19601 (output_fp_compare): Ditto.
19602 (output_387_reg_move): Ditto.
19604 2009-04-28 Ben Elliston <bje@au.ibm.com>
19609 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19611 * builtins.c (c_strlen): Do not warn here.
19612 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19613 * c-common.c (pointer_int_sum): Take an explicit location.
19614 Warn about offsets out of bounds.
19615 * c-common.h (pointer_int_sum): Adjust declaration.
19617 2009-04-27 Ian Lance Taylor <iant@google.com>
19619 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19621 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19622 * df-core.c (df_set_flags): Change return type to int. Change
19623 type of old_flags to int.
19624 (df_clear_flags): Likewise.
19625 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19626 (df_get_conditional_uses): Likewise.
19627 * df.h (df_set_flags, df_clear_flags): Update declarations.
19628 * dwarf2out.c (struct indirect_string_node): Change type of form
19629 field to enum dwarf_form.
19630 (AT_string_form): Change return type to enum dwarf_form.
19631 * fixed-value.c (fixed_compare): Add cast to enum type.
19632 * fwprop.c (update_df): Change 0 to VOIDmode.
19633 * gensupport.c: Change 0 to UNKNOWN.
19634 * gimple.h (gimple_cond_code): Add cast to enum type.
19635 * haifa-sched.c (reemit_notes): Add cast to enum type.
19636 * hooks.c (hook_int_void_no_regs): Remove function.
19637 * hooks.h (hook_int_void_no_regs): Remove declaration.
19638 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19639 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19640 * real.c (real_arithmetic): Add cast to enum type.
19641 (real_compare): Likewise.
19642 * target.h (struct gcc_target): Change return type of
19643 branch_target_register_class to enum reg_class.
19644 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19645 default_branch_target_register_class.
19646 * targhooks.c (default_branch_target_register_class): New function.
19647 * targhooks.h (default_branch_target_register_class): Declare.
19648 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19649 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19651 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19653 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19654 vect_uninitialized_def. Change 0 to ERROR_MARK.
19655 * tree-vect-stmts.c (supportable_widening_operation): Don't
19656 initialize icode1 and icode2.
19657 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19658 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19660 (cmn_err_flag_specs): Change 0 to STD_C89.
19661 (cmn_err_char_table): Likewise.
19662 * config/arm/arm.c (get_arm_condition_code): Change type of code
19663 to enum arm_cond_code.
19664 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19665 (IWMMXT_BUILTIN2): Likewise.
19666 (neon_builtin_type_bits): Don't define typedef.
19667 (neon_builtin_datum): Change type of bits field to int.
19668 (arm_expand_neon_args): Add cast to enum type.
19669 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19671 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19672 casts to enum type.
19673 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19675 * config/mips/mips.md (jal_macro): Return enum constant.
19676 (single_insn): Likewise.
19677 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19679 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19680 casts to enum type.
19681 * config/s390/s390.c (s390_tune_flags): Change type to int.
19682 (s390_arch_flags): Likewise.
19683 (s390_handle_arch_option): Change flags field of struct pta to int.
19684 * config/s390/s390.h (s390_tune_flags): Update declaration.
19685 (s390_arch_flags): Likewise.
19686 * config/sh/sh.c (prepare_move_operands): Compare
19687 tls_symbolic_operand result with enum constant.
19688 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19689 (sh_expand_prologue): Add cast to enum type.
19690 (sh_expand_epilogue): Likewise.
19691 (tls_symbolic_operand): Change return type to enum tls_model.
19692 (fpscr_set_from_mem): Add cast to enum type.
19693 (legitimize_pic_address): Compare tls_symbolic_operand result with
19695 (sh_target_reg_class): Change return type to enum reg_class.
19696 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19698 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19699 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19700 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19701 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19702 (delayed_branch, tls_call_delay): Likewise.
19703 (eligible_for_sibcall_delay): Likewise.
19704 (eligible_for_return_delay): Likewise.
19705 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19706 (spu_expand_builtin_1): Likewise.
19708 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19709 for all types of conversions.
19710 (output_init_element): Issue -Wc++-compat warning if needed when
19711 initializing a bitfield with enum type.
19712 * c-parser.c (c_parser_expression): Set original_type to
19713 original_type of right hand operand of comma operator.
19715 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19717 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19719 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19720 * doc/cpp.texi (Standard Predefined Macros)
19721 (Implementation-defined behavior): Likewise.
19722 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19723 * doc/gimple.texi (GIMPLE Exception Handling)
19724 (@code{GIMPLE_ASSIGN}): Likewise.
19725 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19726 * doc/invoke.texi (Warning Options, Optimize Options)
19727 (AVR Options, Darwin Options): Likewise.
19728 (Optimize Options): Reformulate -fwhole-program description.
19729 * doc/loop.texi (Lambda): Likewise.
19730 * doc/md.texi (Output Template, Define Constraints)
19731 (Standard Names, Insn Splitting): Likewise.
19732 * doc/options.texi (Option properties): Likewise.
19733 * doc/passes.texi (Tree-SSA passes): Likewise.
19734 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19735 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19736 (File Names and DBX): Likewise.
19737 * doc/trouble.texi (Incompatibilities): Likewise.
19739 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19741 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19742 instruction is correct.
19744 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19746 Allow non-constant arguments to conversion intrinsics.
19747 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19748 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19749 * spu.c (print_operand): Handle 'v' and 'w'.
19750 (exp2_immediate_p, spu_gen_exp2): Define.
19751 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19752 spu_convtf_1): Update parameter descriptions.
19753 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19754 * constraints.md ('v', 'w'): New.
19755 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19757 (i2f, I2F): New define_mode_attr.
19758 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19759 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19760 fixuns_truncv4sfv4si2): Update to use mode attribute.
19761 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19762 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19763 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19764 patterns for combine.
19766 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19768 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19769 (cprop, hoist, pre, store_motion): New debug counters.
19770 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19771 is not an RTL pass anymore.
19772 (pass_profiling): Remove extern decl for pass removed in 2005.
19773 (pass_gcse, pass_jump_bypass): Remove.
19774 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19775 to 0 for clean state.
19776 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19777 * cse.c (gate_handle_cse_after_global_opts,
19778 rest_of_handle_cse_after_global_opts): New functions.
19779 (pass_cse_after_global_opts): New pass, does local CSE.
19780 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19781 (TV_CPROP): New timevar.
19782 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19783 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19784 (gcse_main, recompute_all_luids): Remove.
19785 (compute_hash_table_work): Call max_reg_num instead of reading
19787 (cprop_jump): Don't set run_jump_opt_after_gcse.
19788 (constprop_register): Always allow to alter jumps.
19789 (cprop_insn): Likewise.
19790 (do_local_cprop): Likewise.
19791 (local_cprop_pass): Likewise. Return non-zero if something changed.
19792 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19793 (find_implicit_sets): Add note about missed optimization opportunity.
19794 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19795 pass_rtl_cprop execute function.
19796 Don't bother tracking the pass number, each pass gets its own dumpfile
19798 Always allow to alter jumpsand bypass jumps.
19799 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19800 will just find no suitable set.
19801 (pre_edge_insert): Fix dumping, this function is for PRE only.
19802 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19803 pass_rtl_pre execute function.
19804 (hoist_code): Return non-zero if something changed. Keep track of
19805 substitutions and insertions for statistics gathering similar to PRE.
19806 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19807 called from the pass_rtl_hoist execute function. Show pass statistics.
19808 (compute_store_table): Use max_reg_num directly instead of using the
19809 formerly global max_gcse_regno.
19810 (build_store_vectors): Likewise.
19811 (replace_store_insn): Fix dumping.
19812 (store_motion): Rename to ...
19813 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19814 pass, called from the pass_rtl_store_motion execute function. Keep
19815 track of substitutions and insertions for statistics gathering similar
19817 (bypass_jumps): Remove, fold interesting bits into ...
19818 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19819 from the pass_rtl_cprop execute function.
19820 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19821 pass_jump_bypass): Remove.
19822 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19823 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19824 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19825 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19826 (gate_rtl_store_motion, execute_rtl_store_motion,
19827 pass_rtl_store_motion): New.
19828 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19829 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19830 * passes.c (init_optimization_passes): Remove pass_gcse and
19831 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19832 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19833 instead of pass_jump_bypass.
19835 2009-04-27 Richard Guenther <rguenther@suse.de>
19837 PR middle-end/39928
19838 * gimplify.c (gimplify_expr): If we are required to create
19839 a temporary make sure it ends up as register.
19841 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19844 * config/i386/i386.c (construct_container): Don't call
19845 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19846 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19848 2009-04-27 Michael Matz <matz@suse.de>
19850 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19851 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19852 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19853 (dump_replaceable_exprs): Take a bitmap.
19854 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19856 (expand_gimple_basic_block): Likewise.
19857 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19858 replaceable_expressions member a bitmap.
19859 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19860 (mark_replaceable): Likewise.
19861 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19862 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19864 2009-04-27 Richard Guenther <rguenther@suse.de>
19866 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19867 (verify_stmts): Dispatch to gimple/type verification code.
19868 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19869 issue with call argument types.
19871 2009-04-27 Michael Matz <matz@suse.de>
19873 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19874 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19877 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19878 Eric Botcazou <ebotcazou@adacore.com>
19880 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19881 a label's basic block.
19882 (mark_target_live_regs): Tidy and rework obsolete comments.
19883 Change back DF problem to LIVE. If a label starts a basic block,
19884 assume that all registers that used to be live then still are.
19885 (init_resource_info): If a label starts a basic block, set its
19886 BLOCK_FOR_INSN accordingly.
19887 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19889 2009-04-27 Richard Guenther <rguenther@suse.de>
19891 * tree-flow-inline.h (function_ann): Remove.
19892 (get_function_ann): Likewise.
19893 * tree-dfa.c (create_function_ann): Remove.
19894 * tree-flow.h (struct static_var_ann_d): Remove.
19895 (struct function_ann_d): Likewise.
19896 (union tree_ann_d): Remove fdecl member.
19897 (function_ann_t): Remove.
19898 (function_ann, get_function_ann, create_function_ann): Remove
19901 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19903 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19905 2009-04-27 Jan Hubicka <jh@suse.cz>
19907 * ipa-pure-const.c (struct funct_state_d): New fields
19908 state_previously_known, looping_previously_known; remove
19909 state_set_in_source.
19910 (analyze_function): Use new fields.
19911 (propagate): Avoid assumption that state_set_in_source imply
19914 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19915 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19916 * cfgloop.h (finite_loop_p): Declare.
19918 2009-04-26 Michael Matz <matz@suse.de>
19920 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19922 2009-04-26 Michael Matz <matz@suse.de>
19924 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19925 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19926 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19927 pass_mark_used_blocks): Remove.
19928 * tree-optimize.c (pass_free_datastructures,
19929 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19930 * passes.c (init_optimization_passes): Don't call
19931 pass_mark_used_blocks, remove dead code.
19933 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19935 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19936 * tree-ssa-live.h (register_ssa_partition): Likewise.
19938 2009-04-26 Michael Matz <matz@suse.de>
19941 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19942 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19943 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19945 (compare_pairs): Swap cost comparison.
19946 (coalesce_ssa_name): Don't use change_partition_var.
19947 * tree-nrv.c (struct nrv_data): Add modified member.
19948 (finalize_nrv_r): Set it.
19949 (tree_nrv): Use it to update statements.
19950 (pass_nrv): Require PROP_ssa.
19951 * tree-mudflap.c (mf_decl_cache_locals,
19952 mf_build_check_statement_for): Use make_rename_temp.
19953 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19954 * alias.c (find_base_decl): Handle SSA names.
19955 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19956 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19957 * rtl.h (set_reg_attrs_for_parm): Declare.
19958 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19959 to "optimized", remove unused locals at finish.
19960 (execute_free_datastructures): Make global, call
19961 delete_tree_cfg_annotations.
19962 (execute_free_cfg_annotations): Don't call
19963 delete_tree_cfg_annotations.
19965 * ssaexpand.h: New file.
19966 * expr.c (toplevel): Include ssaexpand.h.
19967 (expand_assignment): Handle SSA names the same as register variables.
19968 (expand_expr_real_1): Expand SSA names.
19969 * cfgexpand.c (toplevel): Include ssaexpand.h.
19970 (SA): New global variable.
19971 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19972 (SSAVAR): New macro.
19973 (set_rtl): New helper function.
19974 (add_stack_var): Deal with SSA names, use set_rtl.
19975 (expand_one_stack_var_at): Likewise.
19976 (expand_one_stack_var): Deal with SSA names.
19977 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19978 before unique numbers.
19979 (expand_stack_vars): Use set_rtl.
19980 (expand_one_var): Accept SSA names, add asserts for them, feed them
19981 to above subroutines.
19982 (expand_used_vars): Expand all partitions (without default defs),
19983 then only the local decls (ignoring those expanded already).
19984 (expand_gimple_cond): Remove edges when jumpif() expands an
19985 unconditional jump.
19986 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19987 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19989 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19990 members of SA; deal with PARM_DECL partitions here; expand
19991 all PHI nodes, free tree datastructures and SA. Commit instructions
19992 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19993 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19994 info and statements at start, collect garbage at finish.
19995 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19996 (VAR_ANN_PARTITION) Remove.
19997 (change_partition_var): Don't declare.
19998 (partition_to_var): Always return SSA names.
19999 (var_to_partition): Only accept SSA names.
20000 (register_ssa_partition): Only check argument.
20001 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20003 (delete_var_map): Don't free it.
20004 (var_union): Only accept SSA names, simplify.
20005 (partition_view_init): Mark only useful SSA names as used.
20006 (partition_view_fini): Only deal with SSA names.
20007 (change_partition_var): Remove.
20008 (dump_var_map): Use ssa_name instead of partition_to_var member.
20009 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20011 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20012 (struct _elim_graph): New member const_dests; nodes member vector of
20014 (set_location_for_edge): New static helper.
20015 (create_temp): Remove.
20016 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20017 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20018 (new_elim_graph): Allocate const_dests member.
20019 (clean_elim_graph): Truncate const_dests member.
20020 (delete_elim_graph): Free const_dests member.
20021 (elim_graph_size): Adapt to new type of nodes member.
20022 (elim_graph_add_node): Likewise.
20023 (eliminate_name): Likewise.
20024 (eliminate_build): Don't take basic block argument, deal only with
20025 partition numbers, not variables.
20026 (get_temp_reg): New static helper.
20027 (elim_create): Use it, deal with RTL temporaries instead of trees.
20028 (eliminate_phi): Adjust all calls to new signature.
20029 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20030 (rewrite_trees): Only do checking.
20031 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20032 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20033 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20034 contains_tree_r, MAX_STMTS_IN_LATCH,
20035 process_single_block_loop_latch, analyze_edges_for_bb,
20036 perform_edge_inserts): Remove.
20037 (expand_phi_nodes): New global function.
20038 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20039 functions, initialize new parameter, remember partitions having a
20041 (finish_out_of_ssa): New global function.
20042 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20043 don't reset in_ssa_p here, don't disable TER when mudflap.
20044 (pass_del_ssa): Remove.
20045 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20047 (execute_free_datastructures): Declare.
20048 * Makefile.in (SSAEXPAND_H): New variable.
20049 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20050 * basic-block.h (commit_one_edge_insertion): Declare.
20051 * passes.c (init_optimization_passes): Move pass_nrv and
20052 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20053 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20054 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20055 (redirect_branch_edge): Deal with super block when expanding, split
20056 out jump patching itself into ...
20057 (patch_jump_insn): ... here, new static helper.
20059 2009-04-26 Michael Matz <matz@suse.de>
20061 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20062 beyond num_ssa_names.
20063 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20064 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20066 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20068 PR inline-asm/39543
20069 * fwprop.c (forward_propagate_asm): New function.
20070 (forward_propagate_and_simplify): Propagate also into __asm, if it
20071 doesn't increase the number of referenced registers.
20074 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20076 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20078 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20079 note_nonlocal_vla_type for nonlocal VLAs.
20080 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20081 contains_remapped_vars, remap_vla_decls): New functions.
20082 (convert_nonlocal_reference_stmt): If not optimizing, call
20083 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20084 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20085 if it wasn't found in var_map.
20086 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20087 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20088 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20090 * gimplify.c (nonlocal_vlas): New variable.
20091 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20093 (gimplify_body): Create and destroy nonlocal_vlas.
20095 * dwarf2out.c (loc_descr_plus_const): New function.
20096 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20097 mem_loc_descriptor, loc_descriptor_from_tree_1,
20098 descr_info_loc, gen_variable_die): Use it.
20100 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20101 !TREE_STATIC VAR_DECLs.
20102 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20103 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20104 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20105 DECL_BY_REFERENCE is valid.
20106 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20107 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20108 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20109 Copy DECL_BY_REFERENCE.
20110 (struct nesting_copy_body_data): New type.
20111 (nesting_copy_decl): New function.
20112 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20113 if they have variable length.
20115 2009-04-26 Michael Matz <matz@suse.de>
20117 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20118 mark new temporaries for renaming.
20120 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20123 * c-decl.c (global_bindings_p): Return negative value.
20124 (c_variable_size): New. Based on variable_size from
20126 (grokdeclarator): Call c_variable_size not variable_size.
20128 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20130 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20132 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20134 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20135 Redefine it to just use mingw/include.
20136 (ASM_SPEC): Rules for -m32 and -m64.
20137 (LINK_SPEC): Use Likewise.
20138 (SPEC_32): New define.
20139 (SPEC_64): Likewise.
20140 (SUB_LINK_SPEC): Likewise.
20141 (MULTILIB_DEFAULTS): New define.
20142 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20143 Add multilib options.
20144 (MULTILIB_DIRNAMES): Likewise.
20145 (MULTILIB_OSDIRNAMES): Likewise.
20146 (LIBGCC): Likewise.
20147 (INSTALL_LIBGCC): Likewise.
20149 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20152 * c-tree.h (enum c_inline_static_type): New.
20153 (record_inline_static): Declare.
20154 * c-decl.c (struct c_inline_static, c_inline_statics,
20155 record_inline_static, check_inline_statics): New.
20156 (pop_file_scope): Call check_inline_statics.
20157 (start_decl): Call record_inline_static instead of pedwarning
20158 directly for static in inline function.
20159 * c-typeck.c (build_external_ref): Call record_inline_static
20160 instead of pedwarning directly for static referenced in inline
20163 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20165 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20166 not new but only being rescanned.
20167 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20168 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20169 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20170 record_set_info, compute_set, grealloc): Remove.
20171 (recompute_all_luids): New function.
20172 (gcse_main): Don't compute sets, and don't do related memory
20173 allocations/free-ing. If something changed before the end of the
20174 pass, update LUIDs using recompute_all_luids.
20175 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20176 (free_gcse_mem): Don't free it either.
20177 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20178 Use the df insn LUIDs.
20179 (load_killed_in_block): Likewise.
20180 (compute_hash_table_work): Don't compute reg_set_in_block.
20181 (compute_transp): Use DF_REG_DEF_CHAINs.
20182 (local_cprop_pass): Don't use compute_sets and related functions.
20183 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20184 Use get_max_uid() instead of max_cuid.
20185 (insert_insn_end_basic_block, pre_insert_copy_insn,
20186 update_ld_motion_stores): Don't try to
20187 keep reg_set tables up to date.
20188 (pre_insert_copies): Use df insn LUIDs.
20189 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20190 (reg_set_info): Don't use extra bitmap argument.
20191 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20192 information to compute regs_set_in_block.
20193 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20194 (bypass_jumps): Don't use compute_sets and friends.
20196 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20199 * opts.c (undocumented_msg): Do not leave blank even with
20202 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20204 * c-decl.c (build_enumerator): Allow values folding to integer
20205 constants but not integer constant expressions with a pedwarn if
20208 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20211 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20212 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20213 type is an integer constant.
20215 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20218 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20221 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20224 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20225 with variably modified return type and no storage class
20226 specifiers, except for the case of nested functions. Distinguish
20227 extern declarations of functions with variably modified return
20228 types from those of objects with variably modified types.
20230 2009-04-25 Jan Hubicka <jh@suse.cz>
20232 * tree.c (list_equal_p): New function.
20233 * tree.h (list_equal_p): Declare.
20234 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20235 basic_block_def, basic_block, const_basic_block): New.
20236 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20237 (redirect_eh_edge): New function.
20238 (make_eh_edge_update_phi): EH edges are not abnormal.
20239 * except.c: Include tree-flow.h.
20240 (list_match): New function.
20241 (eh_region_replaceable_by_p): New function.
20242 (replace_region): New function.
20243 (hash_type_list): New function.
20244 (hash_eh_region): New function.
20245 (eh_regions_equal_p): New function.
20246 (merge_peers): New function.
20247 (remove_unreachable_regions): Verify EH tree when checking;
20249 (copy_eh_region_1): New function.
20250 (copy_eh_region): New function.
20251 (push_reachable_handler): New function.
20252 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20253 regions without label but with live RESX.
20254 * except.h (redirect_eh_edge_to_label): New.
20255 * tree-flow.h (redirect_eh_edge): New.
20256 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20257 basic_block_def, basic_block, const_basic_block): Remove.
20258 * Makefile.in (except.o): Add dependency on tree-flow.h
20259 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20260 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20263 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20266 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20267 on the destination of memcpy.
20269 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20271 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20272 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20273 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20275 2009-04-25 Jan Hubicka <jh@suse.cz>
20277 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20278 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20279 to be reached by different label than left.
20280 (update_eh_edges): Update comment; remove edge_to_remove if possible
20281 and return true if suceeded.
20282 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20283 (cleanup_eh): Compute sharing map.
20284 * except.c (remove_eh_handler_and_replace): Add argument if we should
20286 (remove_unreachable_regions): Update for label sharing.
20287 (label_to_region_map): Likewise.
20288 (get_next_region_sharing_label): New function.
20289 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20291 (remove_eh_handler): Update.
20292 (remove_eh_region_and_replace_by_outer_of): New function.
20293 * except.h (struct eh_region): Add next_region_sharing_label.
20294 (remove_eh_region_and_replace_by_outer_of,
20295 get_next_region_sharing_label): Declare.
20296 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20298 2009-04-25 Jan Hubicka <jh@suse.cz>
20300 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20301 insert code even if they are not critical.
20303 2009-04-25 Jan Hubicka <jh@suse.cz>
20305 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20306 (gimple_can_remove_branch_p): EH edges won't remove branch by
20308 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20309 updating of non-abnormal EH edges.
20310 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20311 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20312 (split_critical_edges): Split also edges where emitting code on them
20313 will lead to splitting later.
20315 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20316 H.J. Lu <hongjiu.lu@intel.com>
20319 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20320 the configured assembler supports fildq and fistpq mnemonics.
20321 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20322 * configure: Regenerated.
20323 * config.in: Ditto.
20325 * config/i386/i386.c (print_operand): Handle 'Z'.
20326 ['z']: Remove handling of special fild/fist suffixes.
20327 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20328 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20329 suffix of fild insn.
20330 (*floatsi<mode>2_vector_mixed): Ditto.
20331 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20332 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20333 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20334 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20335 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20337 2009-04-25 Ben Elliston <bje@au.ibm.com>
20339 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20340 the source of a set operation.
20342 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20344 * target.h (struct gcc_target): Add case_values_threshold field.
20345 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20346 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20347 * targhooks.c (default_case_values_threshold): New function.
20348 * targhooks.h (default_case_values_threshold): Declare function.
20349 * stmt.c (expand_case): Use case_values_threshold target hook.
20350 * expr.h (case_values_threshold): Remove declartation.
20351 * expr.c (case_values_threshold): Remove function.
20352 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20354 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20355 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20356 (avr_case_values_threshold): Declare as static.
20357 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20359 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20360 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20361 (mn10300_case_values_threshold): New function.
20363 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20365 * ira.c (setup_cover_and_important_classes): Add enum cast.
20367 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20369 * genpreds.c (write_enum_constraint_num): Output definition of
20370 CONSTRAINT_NUM_DEFINED_P macro.
20371 * ira.c (setup_cover_and_important_classes): Use
20372 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20374 2009-04-24 DJ Delorie <dj@redhat.com>
20376 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20377 __SH2A_SINGLE_ONLY__ also.
20379 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20381 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20382 (movdf_internal): Ditto.
20383 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20384 SFmode and DFmode constants.
20385 (ia64_print_operand): Add 'G' format for printing
20386 floating point constants.
20388 2009-04-24 Richard Guenther <rguenther@suse.de>
20390 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20391 from unsigned additions.
20393 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20395 * c-typeck.c (set_init_index): Allow array designators that are
20396 not integer constant expressions with a pedwarn if pedantic.
20398 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20400 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20401 zero if no overlap in nonzero bits between the operands.
20403 2009-04-24 Ian Lance Taylor <iant@google.com>
20405 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20406 (record_dead_and_set_regs): Likewise.
20407 * df.h (struct df_mw_hardreg): Change flags field to int.
20408 (struct df_base_ref): Likewise.
20409 (struct df): Change changeable_flags field to int.
20410 * df-scan.c (df_defs_record): Change clobber_flags to int.
20411 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20412 constants rather than #define macros.
20413 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20414 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20415 (enum dwarf_calling_convention): Likewise.
20416 (enum dwarf_line_number_x_ops): Likewise.
20417 (enum dwarf_call_frame_info): Likewise.
20418 (enum dwarf_source_language): Likewise.
20419 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20420 (add_calling_convention_attribute): Likewise.
20421 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20422 (combine_comparisons): Change compcode to int. Add cast to enum type.
20423 * genrecog.c (maybe_both_true_2): Change c to int.
20424 (write_switch): Likewise. Add cast to enum type.
20425 * gimplify.c (gimplify_omp_for): Handle return values from
20426 gimplify_expr using MIN rather than bitwise or.
20427 (gimplify_expr): Add cast to enum type.
20428 * ipa-prop.c (update_jump_functions_after_inlining): Change
20429 IPA_BOTTOM to IPA_JF_UNKNOWN.
20430 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20431 Add casts to enum type.
20432 (setup_cover_and_important_classes): Change cl to int. Add casts
20434 (setup_class_translate): Change cl and mode to int.
20435 (ira_init_once): Change mode to int.
20436 (free_register_move_costs): Likewise.
20437 (setup_prohibited_mode_move_regs): Add casts to enum type.
20438 * langhooks.c (add_builtin_function_common): Rework assertion that
20439 value fits bitfield.
20440 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20441 * omega.c (omega_do_elimination): Avoid math on enum types.
20442 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20443 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20444 int local to handle integral_argment value.
20445 * regmove.c (try_auto_increment): Change PUT_MODE to
20447 * reload.c (push_secondary_reload): Add casts to enum type.
20448 (secondary_reload_class, find_valid_class): Likewise.
20449 * reload1.c (emit_input_reload_insns): Likewise.
20450 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20451 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20452 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20454 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20455 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20457 (expand_complex_libcall): Add casts to enum type.
20458 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20459 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20460 with ERROR_MARK, not NUM_TREE_CODES.
20461 (vect_create_epilog_for_reduction): Likewise.
20462 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20463 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20464 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20466 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20467 vect_unused_in_loop. Change 0 to loop_vect.
20468 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20469 * var-tracking.c (get_init_value): Change return type to enum
20471 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20472 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20474 (arm_override_options): Add casts to enum type.
20475 (arm_emit_tls_decoration): Likewise.
20476 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20478 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20479 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20480 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20482 * config/s390/s390.c (code_for_builtin_64): Change to array of
20484 (code_for_builtin_31): Likewise.
20485 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20487 * config/sparc/sparc.c (sparc_override_options): Change value
20488 field in struct code_model to enum cmodel. In initializer change
20489 0 to NULL and add cast to enum type.
20491 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20492 Change all callers. Issue a -Wc++-compat warning using
20493 lhs_origtype if necessary.
20494 (convert_for_assignment): Issue -Wc++-compat warnings about
20495 invalid conversions to enum type on assignment.
20496 * c-common.h (build_modify_expr): Update declaration.
20498 2009-04-24 Nick Clifton <nickc@redhat.com>
20500 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20501 (function_arg_advance): Likewise.
20502 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20505 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20507 * config/s390/constraints.md ('I', 'J'): Fix condition.
20509 2009-04-24 Diego Novillo <dnovillo@google.com>
20511 * gengtype-parse.c (parse_error): Add newline after message.
20513 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20515 * config/i386/sse.md (avxmodesuffixs): Removed.
20516 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20517 (*avx_pinsr<ssevecsize>): This.
20519 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20521 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20522 follow chains of regs with a single definition, and allow expressions
20523 that are function_invariant_p.
20524 (simple_rhs_p): Allow expressions that are function_invariant_p.
20526 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20528 PR middle-end/39867
20529 * fold-const.c (fold_cond_expr_with_comparison): When folding
20530 > and >= to MAX, make sure the MAX uses the same type as the
20531 comparison's operands.
20533 2009-04-24 Nick Clifton <nickc@redhat.com>
20535 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20536 addressing for DImode accesses.
20537 (frv_print_operand_address): Handle PLUS case.
20538 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20540 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20542 PR rtl-optimization/39794
20543 * alias.c (canon_true_dependence): Add x_addr argument.
20544 * rtl.h (canon_true_dependence): Adjust prototype.
20545 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20546 * cselib.c (cselib_invalidate_mem): Likewise.
20547 * gcse.c (compute_transp): Likewise.
20548 * dse.c (scan_reads_nospill): Likewise.
20549 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20550 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20551 canon_base_addr of the group, plus optional offset.
20552 (struct group_info): Rename canon_base_mem to
20554 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20555 canon_rtx of base_mem.
20557 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20559 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20560 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20562 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20564 * config/spu/spu-builtins.h: Delete file.
20566 * config/spu/spu.h (enum spu_builtin_type): Move here from
20568 (struct spu_builtin_description): Likewise. Add GTY marker.
20569 Do not use enum spu_function_code or enum insn_code.
20570 (spu_builtins): Add extern declaration.
20572 * config/spu/spu.c: Do not include "spu-builtins.h".
20573 (enum spu_function_code, enum spu_builtin_type_index,
20574 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20575 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20576 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20577 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20578 (spu_builtin_types): Make static. Add GTY marker.
20579 (spu_builtins): Add extern declaration with GTY marker.
20580 Include "gt-spu.h".
20582 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20583 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20584 Check programmatically whether all parameters are scalar.
20586 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20588 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20590 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20591 assignment from the constructor either if the target is volatile.
20593 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20595 * config/arm/arm.md (insv): Do not share operands[0].
20597 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20599 * config/vxlib-tls.c (active_tls_threads): Delete.
20600 (delete_hook_installed): New.
20601 (tls_delete_hook): Don't delete the delete hook.
20602 (tls_destructor): Delete it here.
20603 (__gthread_set_specific): Adjust installing the delete hook.
20604 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20605 __gthread_leave_tsd_dtor_context.
20607 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20609 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20611 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20613 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20615 (alpha_rtx_costs): Ditto.
20616 (emit_unlikely_jump): Use add_reg_note.
20617 (emit_frame_store_1): Ditto.
20618 (alpha_expand_prologue): Ditto.
20619 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20620 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20622 2009-04-23 Nick Clifton <nickc@redhat.com>
20624 * config/v850/v850.md (epilogue): Remove suppressed code.
20625 (return): Rename to return_simple and remove test of frame size.
20626 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20627 to gen_return_simple.
20629 2009-04-22 Jing Yu <jingyu@google.com>
20632 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20634 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20637 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20638 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20639 value is a VECTOR_CST, the element type is the element type of the
20642 2009-04-22 DJ Delorie <dj@redhat.com>
20644 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20646 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20648 * alias.c (find_base_term): Move around LO_SUM case, so that
20649 CONST falls through into PLUS/MINUS handling.
20652 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20653 into 0, use omit_one_operand.
20655 2009-04-23 Ben Elliston <bje@au.ibm.com>
20657 * config/rs6000/linux-unwind.h (get_regs): Remove type
20658 puns. Change the type of `pc' to an array of unsigned ints and
20659 update all users. Constify frame24.
20661 2009-04-22 DJ Delorie <dj@redhat.com>
20663 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20664 declarations before code.
20665 (current_function_special_page_vector): Likewise.
20666 (m32c_expand_insv): Silence a warning.
20668 2009-04-21 Taras Glek <tglek@mozilla.com>
20670 * alias.c: Update GTY annotations to new syntax.
20671 * basic-block.h: Likewise.
20672 * bitmap.h: Likewise.
20673 * c-common.h: Likewise.
20674 * c-decl.c: Likewise.
20675 * c-parser.c: Likewise.
20676 * c-pragma.c: Likewise.
20677 * c-tree.h: Likewise.
20678 * cfgloop.h: Likewise.
20679 * cgraph.h: Likewise.
20680 * config/alpha/alpha.c: Likewise.
20681 * config/arm/arm.h: Likewise.
20682 * config/avr/avr.h: Likewise.
20683 * config/bfin/bfin.c: Likewise.
20684 * config/cris/cris.c: Likewise.
20685 * config/darwin.c: Likewise.
20686 * config/frv/frv.c: Likewise.
20687 * config/i386/i386.c: Likewise.
20688 * config/i386/i386.h: Likewise.
20689 * config/i386/winnt.c: Likewise.
20690 * config/ia64/ia64.h: Likewise.
20691 * config/iq2000/iq2000.c: Likewise.
20692 * config/mips/mips.c: Likewise.
20693 * config/mmix/mmix.h: Likewise.
20694 * config/pa/pa.c: Likewise.
20695 * config/pa/pa.h: Likewise.
20696 * config/rs6000/rs6000.c: Likewise.
20697 * config/s390/s390.c: Likewise.
20698 * config/sparc/sparc.c: Likewise.
20699 * config/xtensa/xtensa.c: Likewise.
20700 * cselib.h: Likewise.
20701 * dbxout.c: Likewise.
20702 * dwarf2out.c: Likewise.
20703 * except.c: Likewise.
20704 * except.h: Likewise.
20705 * fixed-value.h: Likewise.
20706 * function.c: Likewise.
20707 * function.h: Likewise.
20708 * gimple.h: Likewise.
20709 * integrate.c: Likewise.
20710 * optabs.c: Likewise.
20711 * output.h: Likewise.
20712 * real.h: Likewise.
20714 * stringpool.c: Likewise.
20715 * tree-data-ref.c: Likewise.
20716 * tree-flow.h: Likewise.
20717 * tree-scalar-evolution.c: Likewise.
20718 * tree-ssa-address.c: Likewise.
20719 * tree-ssa-alias.h: Likewise.
20720 * tree-ssa-operands.h: Likewise.
20721 * tree.c: Likewise.
20722 * tree.h: Likewise.
20723 * varasm.c: Likewise.
20724 * varray.h: Likewise.
20726 * coretypes.h: Do not define GTY macro if it is already defined.
20727 * doc/gty.texi: Update GTY documentation to new syntax.
20728 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20729 annotations on structs.
20730 * gengtype-parse.c: Likewise.
20732 2009-04-22 Mark Heffernan <meheff@google.com>
20734 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20736 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20738 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20741 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20743 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20744 the same as a PLUS without a shift. Increase the cost of a
20747 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20749 * Makefile.in: Update dependencies.
20750 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20751 * errors.h: Remove bogus comment about compatibility.
20752 (warning): Update declaration.
20753 * genautomata.c: Update all calls to warning.
20754 * gimple.c: Do not include errors.h. Include toplev.h.
20755 * tree-ssa-structalias.c: Do not include errors.h.
20756 * omega.c: Likewise.
20757 * tree-ssa-reassoc.c: Likewise.
20758 * config/spu/spu-c.c: Likewise.
20759 * config/spu/t-spu-elf: Update dependencies.
20761 2009-04-22 Richard Guenther <rguenther@suse.de>
20763 PR tree-optimization/39824
20764 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20765 make sure the types are compatible.
20767 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20770 * c-common.c (c_parse_error): Take a token_flags parameter.
20771 Use token_type for the token type instead.
20772 Pass token_flags to cpp_type2name.
20773 * c-common.h (c_parse_error): Update declaration.
20774 * c-parser.c (c_parser_error): Pass 0 as token flags.
20776 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20778 PR rtl-optimization/39580
20779 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20781 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20783 * function.c (expand_function_end): Do not emit a jump to the "naked"
20784 return label for fall-through returns.
20785 * except.c (sjlj_emit_function_exit): Always place the call to the
20786 unregister function at the location installed by expand_function_end.
20788 2009-04-22 Richard Guenther <rguenther@suse.de>
20790 PR tree-optimization/39845
20791 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20792 (gen_inbound_check): Likewise.
20794 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20796 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20798 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20799 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20801 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20803 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20804 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20805 shift counts to avoid out-of-bounds array accesses.
20807 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20809 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20810 (Pmode): Move above.
20812 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20814 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20815 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20816 GET_CODE macro. Use IN_RANGE macro where appropriate.
20817 * config/alpha/alpha.h: Ditto.
20818 * config/alpha/alpha.md: Ditto.
20819 * config/alpha/constraints.md: Ditto.
20820 * config/alpha/predicates.md: Ditto.
20822 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20824 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20825 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20826 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20827 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20828 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20829 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20830 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20831 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20832 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20833 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20834 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20835 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20836 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20837 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20838 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20839 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20840 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20841 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20842 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20843 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20844 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20845 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20846 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20847 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20848 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20849 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20850 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20852 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20854 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20855 references from comments.
20856 * cfgbuild.c: (count_basic_blocks): Delete.
20857 (find_basic_blocks_1): Delete.
20858 (find_basic_blocks): Delete.
20859 * except.c (finish_eh_generation): Make static. Move comment from
20860 except.h here. Remove find_basic_blocks references from comments.
20861 * except.h (finish_eh_generation): Delete.
20862 * basic-block.h (find_basic_blocks): Delete.
20863 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20865 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20867 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20868 (sdbout_parms): Likewise.
20870 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20872 * config/sh/sh.c (prepare_cbranch_operands): Use
20873 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20874 (expand_cbranchdi4): Likewise.
20875 (from_compare): Add cast to enum type.
20876 (expand_cbranchsi4): Use add_reg_note.
20877 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20878 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20879 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20880 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20881 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20882 instead of CODE_FOR_nothing.
20883 (cbranchdi4): Likewise. Fix the order of arguments for
20885 (push_fpscr): Use add_reg_note.
20886 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20887 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20889 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20891 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20892 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20893 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20894 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20895 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20896 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20897 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20898 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20899 config/alpha/x-vms, config/arc/t-arc,
20900 config/arm/README-interworking, config/arm/arm-c.c,
20901 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20902 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20903 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20904 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20905 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20906 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20907 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20908 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20909 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20910 config/cris/t-elfmulti, config/crx/t-crx,
20911 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20912 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20913 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20914 config/h8300/t-h8300, config/i386/athlon.md,
20915 config/i386/darwin-libgcc.10.4.ver,
20916 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20917 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20918 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20919 config/i386/t-linux64, config/i386/t-nwld,
20920 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20921 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20922 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20923 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20924 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20925 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20926 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20927 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20928 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20929 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20930 config/m68k/t-uclinux, config/mcore/t-mcore,
20931 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20932 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20933 config/mips/crtn.asm, config/mips/irix-crti.asm,
20934 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20935 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20936 config/mips/mips-fixed.md, config/mips/sb1.md,
20937 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20938 config/mips/t-iris6, config/mips/t-isa3264,
20939 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20940 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20941 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20942 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20943 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20944 config/mn10300/t-linux, config/mn10300/t-mn10300,
20945 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20946 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20947 config/picochip/libgccExtras/clzsi2.asm,
20948 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20949 config/rs6000/darwin-libgcc.10.4.ver,
20950 config/rs6000/darwin-libgcc.10.5.ver,
20951 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20952 config/rs6000/t-aix43, config/rs6000/t-aix52,
20953 config/rs6000/t-darwin, config/rs6000/t-fprules,
20954 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20955 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20956 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20957 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20958 config/rs6000/t-rtems, config/rs6000/t-spe,
20959 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20960 config/score/t-score-elf, config/sh/divcost-analysis,
20961 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20962 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20963 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20964 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20965 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20966 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20967 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20968 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20969 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20970 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20971 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20972 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20973 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20974 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20975 * config/h8300/genmova.sh: Include copyright and license notices
20976 in generated output.
20977 * config/h8300/mova.md: Regenerate.
20978 * doc/install.texi2html: Include word "Copyright" in copyright
20979 notice and use name "Free Software Foundation, Inc.".
20980 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20981 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20982 ChangeLog-2007, ChangeLog-2008: Correct dates.
20984 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20986 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20987 NE_EXPR operations as well.
20988 * c-parser.c (c_parser_condition): Do not set location information on
20990 (c_parser_conditional_expression): Likewise.
20991 (c_parser_binary_expression): Set location information on operators.
20992 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20993 TRUTH_NOT_EXPR has been folded.
20994 * fold-const.c (fold_truth_not_expr): Copy location information from
20995 the incoming expression to the outgoing one.
20996 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20997 recursive calls on the LHS of the operator but pass that of the
20998 operator to recursive calls on the RHS of the operator. Set it
21000 (shortcut_cond_expr): Set the locus of the operator on the second
21001 COND_EXPR and that of the expression on the first in degenerate cases.
21002 Pass the locus of the expression to calls to shortcut_cond_r.
21003 Set the locus of the 'then' block on the associated jump, if any.
21004 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21005 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21006 expression to call to gimplify_boolean_expr.
21008 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21010 * config.gcc: Add additional configuration for
21011 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21012 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21013 (CPP_SPEC): Redefine for allowing -municode option.
21014 (STARTFILE_SPEC): Likewise.
21015 * config/i386/t-mingw-w64: New.
21016 * config/i386/mingw-w64.opt: New.
21017 (municode): Add new target option.
21018 * doc/invoke.texi (municode): Add documentation for new option.
21020 2009-04-21 Ian Lance Taylor <iant@google.com>
21022 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21023 Correct test for number of arguments.
21024 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21026 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21028 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21029 argument of emit_library_call.
21031 2009-04-21 Richard Guenther <rguenther@suse.de>
21033 PR middle-end/39829
21034 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21035 inside VIEW_CONVERT_EXPRs.
21037 2009-04-21 Martin Jambor <mjambor@suse.cz>
21039 * tree-switch-conversion.c (build_constructors): Split a long line.
21040 (constructor_contains_same_values_p): New function.
21041 (build_one_array): Create assigns of constants if possible, do not
21042 call mark_sym_for_renaming, call update_stmt.
21043 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21044 make_rename_temp. Do not call mark_symbols_for_renaming, call
21046 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21047 find_new_referenced_vars, call update_stmt.
21048 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21049 instead of calling make_rename_temp. Do not call
21050 find_new_referenced_vars or mark_symbols_for_renaming, call
21053 2009-04-21 Richard Guenther <rguenther@suse.de>
21055 PR tree-optimization/39827
21056 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21057 (tree_ssa_phiprop): Pass the correct array size.
21059 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21061 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21063 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21066 * c-typeck.c (lvalue_p): Move declaration ...
21067 * c-common.h (lvalue_p): ... to here.
21068 * c-common.c (candidate_equal_p): New.
21069 (add_tlist): Use it.
21070 (merge_tlist): Use it.
21071 (warn_for_collisions_1): Likewise.
21072 (warning_candidate_p): Accept more candidates.
21073 (verify_tree): A warning candidate can be an expression. Use
21076 2009-04-21 Ben Elliston <bje@au.ibm.com>
21079 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21080 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21081 options. Remove -mcall-solaris documentation.
21083 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21086 * doc/invoke.texi (-Wlong-long): Update description.
21087 * c-lex (interpret_integer): Only warn if there was no previous
21088 overflow and -Wlong-long is enabled.
21089 * c-decl.c (declspecs_add_type): Drop redundant flags.
21090 * c.opt (Wlong-long): Init to -1.
21091 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21092 and front-end warn_long_long. Wlong-long only depends on other
21093 flags if it is uninitialized.
21094 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21095 the same for CPP and FE.
21096 (restore_extension_diagnostics): Likewise.
21098 2009-04-20 Ian Lance Taylor <iant@google.com>
21100 Fix enum conversions which are invalid in C++:
21101 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21102 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21103 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21104 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21105 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21106 (dbxout_parms): Likewise.
21107 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21108 (df_clear_flags): Likewise.
21109 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21110 top_flag parameter to int.
21111 (df_chain_create_bb_process_use): Likewise.
21112 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21114 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21115 (df_ref_create_structure, df_def_record_1): Likewise.
21116 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21117 (df_notes_rescan): Change 0 to VOIDmode in function call.
21118 (df_get_call_refs, df_insn_refs_collect): Likewise.
21119 (df_bb_regs_collect): Likewise.
21120 (df_entry_block_defs_collect): Likewise.
21121 (df_exit_block_uses_collect): Likewise.
21122 * df.h: Update declarations.
21123 * double-int.c (double_int_divmod): Add cast to enum type.
21124 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21125 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21126 (based_loc_descr): Likewise.
21127 (loc_descriptor_from_tree_1): Change first_op and second_op to
21128 enum dwarf_location_atom. Add cast to enum type.
21129 * expmed.c (init_expmed): Change 0 to SET in function call.
21130 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21131 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21132 (do_store_flag): Likewise.
21133 * fixed-value.h (struct fixed_value): Change mode to enum
21135 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21136 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21138 (insert_insn_decl, insert_decl, insert_state): Likewise.
21139 (automata_list_finish): Likewise.
21140 * genrecog.c (process_define_predicate): Add cast to enum type.
21141 * gensupport.c (init_predicate_table): Add cast to enum type.
21142 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21144 (gimple_build_call_1, gimple_build_label): Likewise.
21145 (gimple_build_goto, gimple_build_asm_1): Likewise.
21146 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21147 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21148 (enum fallback): Rename from enum fallback_t.
21149 (fallback_t): Typedef as int.
21150 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21151 GSI_SAME_STMT in function call.
21152 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21154 (setup_reg_class_relations): Likewise.
21155 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21156 (setup_prohibited_class_mode_regs): Add cast to enum type.
21157 (setup_prohibited_mode_move_regs): Likewise.
21158 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21159 (record_address_regs): Change i to enum reg_class.
21160 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21161 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21162 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21163 (GET_MODE_2XWIDER_MODE): Likewise.
21164 (GET_CLASS_NARROWEST_MODE): Likewise.
21165 * omp-low.c (expand_omp_for): Add cast to enum type.
21166 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21167 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21168 * postreload.c (reload_cse_simplify_operands): Change rclass local
21170 * predict.c (combine_predictions_for_insn): Change best_predictor
21171 and predictor to enum br_predictor.
21172 (combine_predictions_for_bb): Likewise.
21173 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21174 use SET_PREDICT_EXPR_OUTCOME.
21175 * real.c (real_arithmetic): Change icode to code in function call.
21176 * reginfo.c (init_move_cost): Add casts to enum type.
21177 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21178 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21180 * reload.c (find_valid_class): Add casts to enum type.
21181 (push_reload): Change 0 to NO_REGS in function call.
21182 (find_reloads): Change this_alternative to array of enum
21183 reg_class. Remove some now-unnecessary casts.
21184 (make_memloc): Change 0 to VOIDmode in function call.
21185 * reload1.c (reload): Change 0 to VOIDmode in function call.
21186 (eliminate_regs_1, elimination_effects): Likewise.
21187 (eliminate_regs_in_insn): Likewise.
21188 (emit_input_reload_insns): Add cast to enum type.
21189 (delete_output_reload): Change 0 to VOIDmode in function call.
21190 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21191 to enum type in function call.
21192 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21193 (SET_PREDICT_EXPR_OUTCOME): Define.
21194 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21195 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21196 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21197 (dump_function): Likewise.
21198 * tree-dump.h: Update declarations.
21199 * tree-pass.h: Update declarations.
21200 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21201 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21203 (arm_rtx_costs_1): Correct parenthesization.
21204 (arm_rtx_costs): Add casts to enum type.
21205 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21206 (vfp_emit_fstmd): Use add_rg_note.
21207 (emit_multi_reg_push, emit_sfm): Likewise.
21208 (thumb_set_frame_pointer): Likewise.
21209 (arm_expand_prologue): Likewise.
21210 (arm_regno_class): Change return type to enum reg_class.
21211 (thumb1_expand_prologue): Use add_reg_note.
21212 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21213 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21215 * config/arm/gentune.sh: Add cast to enum type.
21216 * config/arm/arm-tune.md: Rebuild.
21217 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21218 (ix86_split_fp_branch, predict_jump): Likewise.
21219 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21220 insn_code to enum rtx_code.
21221 (ix86_builtin_vectorized_function): Add cast to enum type.
21222 * config/i386/i386.md (truncdfsf2): Change slot to enum
21224 (truncxf<mode>2, isinf<mode>2): Likewise.
21225 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21227 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21228 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21229 (insert_bundle_state): Change 1 to INSERT in function call.
21230 (ia64_add_bundle_selector_before): Likewise.
21231 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21232 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21233 (restore_stack_nonlocal): Likewise.
21234 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21236 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21238 (mips_rtx_costs): Likewise.
21239 (mips_override_options): Add casts to enum type.
21240 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21242 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21243 (store_reg, set_reg_plus_d): Likewise.
21244 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21245 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21247 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21249 (emit_unlikely_jump): Use add_reg_note.
21250 (rs6000_emit_allocate_stack): Likewise.
21251 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21252 (output_toc): Change 1 to INSERT in function call.
21253 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21254 (rs6000_initialize_trampoline): Likewise.
21255 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21257 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21258 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21259 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21260 (save_gprs): Use add_reg_note.
21261 (s390_emit_prologue): Likewise.
21262 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21263 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21264 (sparc_fold_builtin): Add cast to enum type.
21265 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21267 (spu_expand_prologue): Use add_reg_note.
21268 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21270 2009-04-20 Ian Lance Taylor <iant@google.com>
21272 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21273 (c_parser_postfix_expression_after_primary): Get VEC for list of
21274 arguments. Get original types of arguments. Call
21275 build_function_call_vec.
21276 (cached_expr_list_1, cached_expr_list_2): New static variables.
21277 (c_parser_expr_list): Change return type to VEC *. Add
21278 p_orig_types parameter. Change all callers.
21279 (c_parser_release_expr): New static function.
21280 (c_parser_vec_to_tree_list): New static function.
21281 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21282 call build_function_call_vec.
21283 (build_function_call_vec): New function, based on old
21284 build_function_call.
21285 (convert_arguments): Remove nargs and argarray parameters. Change
21286 values to a VEC. Add origtypes parameter.
21287 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21288 (convert_for_assignment): Add origtype parameter. Change all
21289 callers. If warn_cxx_compat, check for conversion to an enum
21290 type when calling a function.
21291 (store_init_value): Add origtype parameter. Change all callers.
21292 (digest_init): Likewise.
21293 (struct init_node): Add origtype field.
21294 (add_pending_init): Add origtype parameter. Change all callers.
21295 (output_init_element): Likewise.
21296 (output_pending_init_elements): Pass origtype from init_node to
21297 output_init_element.
21298 (process_init_element): Pass origtype from c_expr to
21299 output_init_element.
21300 (c_finish_return): Add origtype parameter. Change all callers.
21301 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21303 (sync_resolve_params): Likewise.
21304 (sync_resolve_return): Change params to first_param. Change caller.
21305 (resolve_overloaded_builtins): Change params to VEC *. Change
21306 callers. Save first parameter around call to build_function_call_vec.
21307 * c-decl.c (finish_decl): Add origtype parameter. Change all
21308 callers. Call build_function_call_vec rather than
21309 build_function_call for cleanup.
21310 * c-tree.h: Update declarations.
21311 * c-common.h: Update declarations.
21312 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21313 params to first_param.
21314 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21315 params parameter from tree to void *.
21316 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21317 Change arglist parameter to have type void *, and to be a pointer
21319 * config/rs6000/rs6000-protos.h
21320 (altivec_resolve_overloaded_builtin): Update declaration.
21321 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21322 fnargs parameter to have type void *, and to be a pointer to a
21323 VEC. Call build_function_call_vec instead of
21324 build_function_call.
21325 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21327 2009-04-20 Joey Ye <joey.ye@intel.com>
21328 Xuepeng Guo <xuepeng.guo@intel.com>
21329 H.J. Lu <hongjiu.lu@intel.com>
21331 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21333 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21334 (IX86_LEA_PRIORITY): Likewise.
21335 (distance_non_agu_define): New function.
21336 (distance_agu_use): Likewise.
21337 (ix86_lea_for_add_ok): Likewise.
21338 (ix86_dep_by_shift_count): Likewise.
21340 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21341 should split for LEA.
21343 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21345 (ix86_dep_by_shift_count): Likewise.
21347 2009-04-20 Richard Guenther <rguenther@suse.de>
21349 * expr.c (handled_component_p): Move ...
21350 * tree.h (handled_component_p): ... here.
21351 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21352 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21353 and REALPART_EXPR to be in one group.
21355 2009-04-20 Richard Guenther <rguenther@suse.de>
21357 * basic-block.h (get_all_dominated_blocks): Declare.
21358 * dominance.c (get_all_dominated_blocks): New function.
21359 * tree-cfg.c (get_all_dominated_blocks): Remove.
21360 (remove_edge_and_dominated_blocks): Adjust.
21361 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21362 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21363 instead of recursing.
21365 2009-04-20 Doug Kwan <dougkwan@google.com>
21367 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21368 (struct cgraph_node_set_def): New type.
21369 (cgraph_node_set) New type. Also declare vector functions.
21370 (struct cgraph_node_set_element_def): New type.
21371 (cgraph_node_set_element): Ditto.
21372 (cgraph_node_set_iterator): New iterator type.
21373 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21374 cgraph_node_set_remove, dump_cgraph_node_set,
21375 debug_cgraph_node_set): New prototypes.
21376 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21377 cgraph_node_set_size): New inlines.
21378 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21379 including cgraph.h.
21380 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21381 argument to function 'write_summary'.
21382 * ipa.c: Include ggc.h.
21383 (hash_cgraph_node_set_element,
21384 eq_cgraph_node_set_element, cgraph_node_set_new,
21385 cgraph_node_set_add, cgraph_node_set_remove,
21386 cgraph_node_set_find, dump_cgraph_node_set,
21387 debug_cgraph_node_set): New functions.
21388 * Makefile.in (ipa.o): Add dependency on GGC_H.
21390 2009-04-20 Ira Rosen <irar@il.ibm.com>
21392 PR tree-optimization/39675
21393 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21394 check of the return code of vect_schedule_slp. Check that
21395 stmt_vec_info still exists for the statement, before checking its
21396 vectorization type.
21398 2009-04-20 Michael Matz <matz@suse.de>
21400 * Makefile.in (generated_files): Take out $(simple_generated_c).
21402 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21404 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21405 (UINTPTR_TYPE): Likewise.
21407 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21410 * c-typeck.c (digest_init): Check for initializing an array with a
21413 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21416 * c-semantics.c (pop_stmt_list): Propagate
21417 STATEMENT_LIST_HAS_LABEL to parent statement list.
21419 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21421 * config/mips/mips.h (mips_tune_attr): New macro.
21422 * config/mips/mips.md (cpu): Use it.
21424 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21427 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21430 2009-04-19 Diego Novillo <dnovillo@google.com>
21432 * toplev.c (compile_file): Move call to coverage_finish ...
21433 * cgraphunit.c (ipa_passes): ... here.
21434 Call cgraph_process_new_functions.
21435 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21436 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21438 2009-04-19 Jan Hubicka <jh@suse.cz>
21440 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21442 (dump_cgraph_node): Dump can throw external flag.
21443 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21445 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21449 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21450 * common.opt (Wlogical-op): Move from here...
21451 * c.opt (Wlogical-op): ... to here.
21452 * c-typeck.c (parser_build_binary_op): Update call to
21453 warn_logical_operator.
21454 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21456 * c-common.c (warn_logical_op): Update.
21457 * c-common.h (warn_logical_op): Update declaration.
21459 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21461 * tree.c (protected_set_expr_location): Fix formatting.
21463 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21466 * c-typeck.c (readonly_warning): new.
21467 (build_unary_op, build_modify_expr): Use readonly_warning for
21468 storing into something readonly but not const-qualified.
21470 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21473 * c-typeck.c (build_unary_op): Check for taking address of
21474 expression of type void.
21476 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21479 * c-typeck.c (build_function_call): Check for calling a function
21480 with qualified void return types. Call require_complete_type when
21483 2009-04-18 Jan Hubicka <jh@suse.cz>
21485 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21487 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21488 can_throw_external flag.
21489 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21490 * ipa-pure-const.c (ignore_edge): New function.
21491 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21492 only over can_throw_external edges.
21493 (local_pure_const): Add nothrow flag.
21494 * ipa-utils.c (searchc): Add ignore_edge callback.
21495 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21496 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21497 (set_nothrow_function_flags): Update cgraph.
21498 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21500 2009-04-18 Richard Guenther <rguenther@suse.de>
21502 PR middle-end/39804
21503 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21504 (fold_stmt): ... this and ...
21505 (fold_stmt_inplace): ... this.
21506 (fold_stmt_1): Fold references in calls and asms.
21507 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21509 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21511 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21512 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21514 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21516 * tree.c (function_args_count): Remove.
21517 * tree.h: Remove the prototype for function_args_count.
21519 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21521 * tree-iterator.c (expr_only): Remove.
21522 * tree.h: Remove the prototype for expr_only.
21524 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21526 * reginfo.c (cannot_change_mode_set_regs): Remove.
21527 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21529 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21531 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21532 whether operands 0 and 1 overlaps.
21534 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21536 PR middle-end/36902
21537 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21538 pointer. Use warning_at instead of warning.
21539 (search_for_addr_array): Likewise.
21540 (check_array_bounds): Likewise.
21541 (check_all_array_refs): Check that the incoming edge is not in the
21542 list of edges to be removed.
21543 (check_all_array_refs): Avoid the temporal pointer.
21544 (vrp_visit_cond_stmt): Fix typo.
21545 (simplify_switch_using_ranges): Handle the case where the switch
21546 index is an integer constant.
21548 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21550 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21552 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21554 * doc/extend.texi, doc/invoke.texi: Fix typos.
21556 2009-04-17 Cary Coutant <ccoutant@google.com>
21558 * tree-flow-inline.h (get_lineno): Fix inverted test.
21560 2009-04-17 Diego Novillo <dnovillo@google.com>
21562 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21563 assertion for AVAIL_OUT.
21565 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21568 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21569 * config/sh/linux-atomic.asm: Likewise.
21571 2009-04-17 Diego Novillo <dnovillo@google.com>
21573 * except.c (debug_eh_tree): New.
21574 (struct eh_region, struct eh_status): Move ...
21575 * except.h: ... here.
21576 (add_type_for_runtime): Declare extern.
21577 (lookup_type_for_runtime): Likewise.
21578 (debug_eh_tree): Declare.
21579 * Makefile.in (GTFILES): List except.h before except.c
21581 2009-04-17 Diego Novillo <dnovillo@google.com>
21583 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21584 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21585 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21586 (find_vars_r): ... here.
21587 * tree-flow.h (find_referenced_vars_in): Declare.
21588 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21589 that AVAIL_OUT exists for BLOCK.
21590 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21591 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21592 (tree-parloops.o): Likewise.
21594 2009-04-17 Simon Baldwin <simonb@google.com>
21596 * toplev.c (default_tree_printer): Add handling for %E format.
21598 2009-04-17 Diego Novillo <dnovillo@google.com>
21600 * tree-pretty-print.c (dump_generic_node): Add break after
21601 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21602 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21603 FUNCTION_TYPE together. Call print_struct_decl when printing
21604 structures and TDF_SLIM is not given.
21605 (print_struct_decl): Fix logic for detecting recursion.
21607 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21610 * gcc.c (create_at_file): New.
21611 (compile_input_file_p): New.
21612 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21613 * main.c (main): Update call to toplev_main.
21614 * toplev.c (toplev_main): Change signature. Call expandargv.
21615 * toplev.h (toplev_main): Change signature.
21617 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21619 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21620 if the latter is not constant.
21622 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21624 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21626 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21628 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21629 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21631 2009-04-17 Richard Guenther <rguenther@suse.de>
21633 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21634 Handle component references view-converting an invariant address.
21636 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21638 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21639 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21640 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21641 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21642 Use @deftypevr rather than @deftypevar.
21644 2009-04-17 Richard Guenther <rguenther@suse.de>
21646 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21647 (get_prop_source_stmt): Likewise.
21648 (can_propagate_from): Likewise.
21650 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21652 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21653 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21654 (--with-multilib-list): Add default value.
21655 * configure: Regenerate.
21656 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21657 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21658 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21659 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21660 Don't add default cpu to multilib list unnecessarily, but do enable
21661 the relevant compiler option..
21662 Add support for --with-multilib-list=<blank> and
21663 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21664 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21665 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21666 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21667 TM_MULTILIB_CONFIG.
21668 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21669 (MULTILIB_OSDIRNAMES): New variable.
21670 * config/sh/t-1e: Delete file.
21671 * config/sh/t-mlib-sh1: Delete file.
21672 * config/sh/t-mlib-sh2: Delete file.
21673 * config/sh/t-mlib-sh2a: Delete file.
21674 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21675 * config/sh/t-mlib-sh2a-single: Delete file.
21676 * config/sh/t-mlib-sh2a-single-only: Delete file.
21677 * config/sh/t-mlib-sh2e: Delete file.
21678 * config/sh/t-mlib-sh3e: Delete file.
21679 * config/sh/t-mlib-sh4: Delete file.
21680 * config/sh/t-mlib-sh4-nofpu: Delete file.
21681 * config/sh/t-mlib-sh4-single: Delete file.
21682 * config/sh/t-mlib-sh4-single-only: Delete file.
21683 * config/sh/t-mlib-sh4a: Delete file.
21684 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21685 * config/sh/t-mlib-sh4a-single: Delete file.
21686 * config/sh/t-mlib-sh4a-single-only: Delete file.
21687 * config/sh/t-mlib-sh4al: Delete file.
21688 * config/sh/t-mlib-sh5-32media: Delete file.
21689 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21690 * config/sh/t-mlib-sh5-64media: Delete file.
21691 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21692 * config/sh/t-mlib-sh5-compact: Delete file.
21693 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21694 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21695 * doc/install.texi (Options specification): Add
21696 --with-multilib-list and --with-endian.
21698 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21700 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21702 (OBJS-common): Add plugin-version.o.
21703 (plugin-version.o): New.
21704 * gcc-plugin.h (plugin_gcc_version): New.
21705 (plugin_default_version_check): New.
21706 (plugin_init_func, plugin_init): Add version argument.
21707 * plugin-version.c: New.
21708 * plugin.c (str_plugin_gcc_version_name): New.
21709 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21710 pass it to the init function.
21711 (plugin_default_version_check): New.
21713 2009-04-17 Richard Guenther <rguenther@suse.de>
21715 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21716 for decl-vs-decl disambiguation.
21718 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21720 * config/s390/s390.h (s390_tune_attr): New macro definition.
21721 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21723 2009-04-17 Richard Guenther <rguenther@suse.de>
21725 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21726 (fold_stmt_r): Likewise.
21727 (maybe_fold_reference): New function.
21728 (fold_gimple_assign): Handle cases fold_stmt_r did.
21729 (fold_stmt): Do not use fold_stmt_r.
21730 (fold_stmt_inplace): Likewise.
21732 2009-04-17 Richard Guenther <rguenther@suse.de>
21734 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21735 (record_equivalences_from_stmt): Remove useless checks and
21737 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21738 the type is already suitable.
21740 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21742 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21744 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21746 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21747 (CMPtype): Define as __gcc_CMPtype.
21749 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21751 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21752 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21754 2009-04-17 Richard Guenther <rguenther@suse.de>
21756 PR tree-optimization/39746
21757 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21758 special-casing for builtins and static variable use/def.
21759 (call_may_clobber_ref_p_1): Likewise.
21761 2009-04-16 Ian Lance Taylor <iant@google.com>
21763 * df.h: Include "timevar.h".
21764 (struct df_problem): Change tv_id field to timevar_id_t.
21765 * tree-pass.h: Include "timevar.h".
21766 (struct opt_pass): Change tv_id field to timevar_id_t.
21767 * timevar.h (timevar_id_t): Define TV_NONE.
21768 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21769 TV_NONE rather than tv_id != 0.
21770 (execute_one_pass): Likewise.
21771 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21772 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21773 dependencies to $(TREE_PASS_H).
21774 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21776 (pass_branch_target_load_optimize2): Likewise.
21777 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21778 (pass_outof_cfg_layout_mode): Likewise.
21779 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21780 (pass_rebuild_cgraph_edges): Likewise.
21781 (pass_remove_cgraph_callee_edges): Likewise.
21782 * df-core.c (pass_df_initialize_opt): Likewise.
21783 (pass_df_initialize_no_opt): Likewise.
21784 (pass_df_finish): Likewise.
21785 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21786 * except.c (pass_set_nothrow_function_flags): Likewise.
21787 (pass_convert_to_eh_region_ranges): Likewise.
21788 * final.c (pass_compute_alignments): Likewise.
21789 * function.c (pass_instantiate_virtual_regs): Likewise.
21790 (pass_init_function): Likewise.
21791 (pass_leaf_regs): Likewise.
21792 (pass_match_asm_constraints): Likewise.
21793 * gimple-low.c (pass_lower_cf): Likewise.
21794 (pass_mark_used_blocks): Likewise.
21795 * init-regs.c (pass_initialize_regs): Likewise.
21796 * integrate.c (pass_initial_value_sets): Likewise.
21797 * ira.c (pass_ira): Likewise.
21798 * jump.c (pass_cleanup_barriers): Likewise.
21799 * omp-low.c (pass_expand_omp): Likewise.
21800 (pass_lower_omp): Likewise.
21801 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21802 * recog.c (pass_split_all_insns): Likewise.
21803 (pass_split_after_reload): Likewise.
21804 (pass_split_before_regstack): Likewise.
21805 (pass_split_before_sched2): Likewise.
21806 (pass_split_for_shorten_branches): Likewise.
21807 * reginfo.c (pass_reginfo_init): Likewise.
21808 (pass_subregs_of_mode_init): Likewise.
21809 (pass_subregs_of_mode_finish): Likewise.
21810 * passes.c (pass_postreload): Likewise.
21811 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21812 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21813 (pass_warn_function_return): Likewise.
21814 (pass_warn_function_noreturn): Likewise.
21815 * tree-complex.c (pass_lower_complex): Likewise.
21816 (pass_lower_complex_O0): Likewise.
21817 * tree-if-conv.c (pass_if_conversion): Likewise.
21818 * tree-into-ssa.c (pass_build_ssa): Likewise.
21819 * tree-mudflap.c (pass_mudflap_1): Likewise.
21820 (pass_mudflap_2): Likewise.
21821 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21822 (pass_mudflap_2): Likewise.
21823 * tree-nrv.c (pass_return_slot): Likewise.
21824 * tree-object-size.c (pass_object_sizes): Likewise.
21825 * tree-optimize.c (pass_all_optimizations): Likewise.
21826 (pass_early_local_passes): Likewise.
21827 (pass_all_early_optimizations): Likewise.
21828 (pass_cleanup_cfg): Likewise.
21829 (pass_cleanup_cfg_post_optimizing): Likewise.
21830 (pass_free_datastructures): Likewise.
21831 (pass_free_cfg_annotations): Likewise.
21832 (pass_fixup_cfg): Likewise.
21833 (pass_init_datastructures): Likewise.
21834 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21835 (pass_late_warn_uninitialized): Likewise.
21836 (pass_update_address_taken): Likewise.
21837 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21838 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21839 (pass_cse_sincos): Likewise.
21840 (pass_convert_to_rsqrt): Likewise.
21841 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21842 * tree-stdarg.c (pass_stdarg): Likewise.
21843 * tree-tailcall.c (pass_tail_recursion): Likewise.
21844 (pass_tail_calls): Likewise.
21845 * tree-vect-generic.c (pass_lower_vector): Likewise.
21846 (pass_lower_vector_ssa): Likewise.
21847 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21849 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21851 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21853 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21855 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21856 logical and signext.
21858 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21861 * config/sh/predicates.md (arith_operand): Check if the operand
21862 of TRUNCATE is a REG.
21864 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21866 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21867 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21869 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21871 * tree-iterator.c (tsi_split_statement_list_after,
21872 tsi_split_statement_list_before): Remove.
21873 * tree-iterator.h: Remove the prototypes for
21874 tsi_split_statement_list_after and tsi_split_statement_list_before.
21876 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21878 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21879 * tree-ssa-propagate.h: Remove the prototype for
21880 stmt_makes_single_load.
21882 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21884 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21885 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21887 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21889 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21891 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21893 * except.c (eh_region_outer_p): Remove.
21894 * except.h: Remove the prototype for eh_region_outer_p.
21896 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21898 * function.c (current_function_assembler_name): Remove.
21899 * function.h: Remove the prototype for
21900 current_function_assembler_name.
21902 2009-04-16 Ian Lance Taylor <iant@google.com>
21904 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21905 (add_reg_note): Call alloc_reg_note.
21906 * rtl.h (alloc_reg_note): Declare.
21907 * combine.c (try_combine): Use alloc_reg_note.
21908 (recog_for_combine, move_deaths): Likewise.
21909 (distribute_notes): Use alloc_reg_note and add_reg_note.
21910 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21911 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21912 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21914 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21916 PR rtl-optimization/39762
21917 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21918 ira_may_move_out_cost): Add comments about way of their usage.
21919 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21921 * ira-conflicts.c (process_regs_for_copy): Use function
21922 ira_get_register_move_cost instead of global
21923 ira_register_move_cost.
21925 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21926 color_pass, move_spill_restore, update_curr_costs): Ditto.
21928 * ira-lives.c (process_single_reg_class_operands): Ditto.
21930 * ira-emit.c (emit_move_list): Ditto.
21932 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21933 (record_reg_classes): Ditto. Use functions
21934 ira_get_register_move_cost and ira_get_may_move_cost instead of
21935 global vars ira_register_move_cost, ira_may_move_out_cost and
21936 ira_may_move_in_cost.
21937 (record_address_regs): Don't call ira_init_register_move_cost.
21938 Use function ira_get_may_move_cost instead of global
21939 ira_may_move_in_cost.
21940 (process_bb_node_for_hard_reg_moves): Use function
21941 ira_get_register_move_cost instead of global ira_register_move_cost.
21942 (ira_costs): Don't call ira_init_register_move_cost.
21944 2009-04-16 Richard Guenther <rguenther@suse.de>
21946 * tree-cfg.c (verify_gimple_assign_binary):
21947 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21948 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21949 (create_general_new_stmt): Note that this function is broken.
21951 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21953 * common.opt (fhelp): Add Var(help_flag).
21954 * gcc-plugin.h (plugin_info): Add help.
21955 * plugin.c (plugin_name_args): Add help.
21956 (register_plugin_info): Set plugin->help.
21957 (print_help_one_plugin): New.
21958 (print_plugins_help): New.
21959 * plugin.h (print_plugins_help): New.
21960 * toplev.c (toplev_main): Call print_plugins_help if needed.
21962 2009-04-16 Richard Guenther <rguenther@suse.de>
21964 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21965 (gimple_ior_addresses_taken_1): New function.
21966 (gimple_ior_addresses_taken): Likewise.
21967 * gimple.h (struct gimple_statement_with_ops_base): Remove
21968 addresses_taken member.
21969 (gimple_ior_addresses_taken): Declare.
21970 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21971 gimple_set_addresses_taken): Remove.
21972 * ipa-reference.c (mark_address): New function.
21973 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21974 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21975 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21976 (gimple_add_to_addresses_taken): Remove.
21977 (get_tmr_operands): Call mark_address_taken.
21978 (get_asm_expr_operands): Likewise.
21979 (get_expr_operands): Likewise.
21980 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21981 (free_stmt_operands): Do not free it.
21982 * tree-ssa.c (delete_tree_ssa): Likewise.
21983 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21985 2009-04-16 Richard Guenther <rguenther@suse.de>
21987 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21988 (walk_stmt_load_store_ops): Likewise.
21989 * gimple.c (get_base_loadstore): New function.
21990 (walk_stmt_load_store_addr_ops): Likewise.
21991 (walk_stmt_load_store_ops): Likewise.
21992 * ipa-pure-const.c (check_op): Simplify.
21993 (check_load, check_store): New functions.
21994 (check_stmt): Use walk_stmt_load_store_ops.
21995 * ipa-reference.c (mark_load): Adjust signature.
21996 (mark_store): Likewise.
21997 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21999 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22001 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22002 (plugin_info): New.
22003 * opts.c (common_handle_option): Don't call print_version.
22004 * plugin.c (plugin_name_args): Add version.
22005 (register_plugin_info): New.
22006 (register_callback): Handle PLUGIN_INFO.
22007 (try_init_one_plugin): New.
22008 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22010 (finalize_one_plugin): New.
22011 (finalize_plugins): New.
22012 (print_one_plugin): New.
22013 (print_plugins_versions): New.
22014 * plugin.h (print_plugins_versions): New.
22015 (finalize_plugins): New.
22016 * toplev.c (compile_file): Don't call initialize_plugins.
22017 (print_version): Call print_plugins_versions.
22018 (toplev_main): Call initialize_plugins. Print version if needed.
22019 Call finalize_plugins.
22021 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22023 * common.opt (fversion): New.
22024 * gcc.c (print_version): New.
22025 (process_command): Don't print the version. Just set print_version.
22026 (main): Print version. Call subprocesses if print_version and
22027 verbose_flag are set.
22028 * opts.c (common_handle_option): Handle OPT_fversion.
22030 2009-04-16 Richard Guenther <rguenther@suse.de>
22031 Ira Rosen <irar@il.ibm.com>
22033 PR tree-optimization/39698
22034 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22035 type of the reduction variable. Only generate the def if
22038 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22039 make sure to first convert to an integer of the same precision.
22040 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22041 the type of the evolution correctly in computing the new
22042 induction variable base.
22044 2009-04-16 Richard Guenther <rguenther@suse.de>
22046 PR middle-end/39625
22047 * tree-cfg.c (make_blocks): Split statements with to-be
22048 abnormal SSA names on the lhs.
22050 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22052 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22053 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22054 * c-typeck.c (really_start_incremental_init): Likewise.
22055 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22056 (TARGET_INITIALIZER): Remove it.
22057 * target.h (struct target): Remove vector_opaque_p.
22058 * tree.c (build_opaque_vector_type): New.
22059 * tree.h (TYPE_VECTOR_OPAQUE): New.
22060 (build_opaque_vector_type): Declare.
22061 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22062 * config/rs6000/rs6000.c (build_opaque_vector_type,
22063 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22064 (rs6000_init_builtins): Use build_opaque_vector_type for
22065 opaque_V4SI_type_node.
22067 2009-04-15 Catherine Moore <clm@codesourcery.com>
22069 * debug.h (set_name): Declare.
22070 * dwarf2out.c (dwarf2out_set_name): Declare.
22071 (dwarf2_debug_hooks): Add set_name.
22072 (find_AT_string): New.
22073 (add_AT_string): Call find_AT_string.
22074 (dwarf2out_set_name): New.
22075 * cp/decl.c (grokdeclarator): Call set_name.
22076 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22077 * debug.c (do_nothing_debug_hooks): Likewise.
22078 * dbxout.c (dbx_debug_hooks): Likewise.
22079 * sdbout.c (sdb_debug_hooks): Likewise.
22081 2009-04-15 Michael Eager <eager@eagercon.com>
22083 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22084 reg for single-precision FPU.
22085 * config/rs6000/rs6000.md (movsi_internal1): Only for
22086 !TARGET_SINGLE_FPU.
22087 (movsi_internal1_single): New. Add pattern to move SI values to/from
22088 single-precision FP regs.
22090 2009-04-15 Richard Guenther <rguenther@suse.de>
22092 * omp-low.c (lower_rec_input_clauses): Build correct address
22094 (expand_omp_for_generic): Fix multiplication type.
22095 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22096 (generate_memset_zero): Fix types.
22097 * tree-profile.c (prepare_instrumented_value): Correctly
22100 2009-04-15 Ian Lance Taylor <iant@google.com>
22102 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22103 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22104 for -Wall and for -Wc++-compat.
22105 (c_common_post_options): For C++, set warn_enum_compare if not
22107 * c-tree.h (struct c_expr): Add field original_type.
22108 (build_external_ref): Update declaration.
22109 * c-parser.c (c_parser_braced_init): Set original_type.
22110 (c_parser_initelt): Likewise.
22111 (c_parser_expr_no_commas): Likewise.
22112 (c_parser_conditional_expression): Likewise.
22113 (c_parser_cast_expression): Likewise.
22114 (c_parser_unary_expression): Likewise. Pull setting of
22115 original_code to top of function.
22116 (c_parser_sizeof_expression): Set original_type.
22117 (c_parser_alignof_expression): Likewise.
22118 (c_parser_postfix_expression): Likewise. Pull setting of
22119 original_code to top of function.
22120 (c_parser_postfix_expression_after_paren_type): Set original_type.
22121 (c_parser_postfix_expression_after_primary): Likewise.
22122 (c_parser_expression): Likewise.
22123 * c-typeck.c (build_external_ref): Add type parameter. Change all
22125 (c_expr_sizeof_expr): Set original_type field.
22126 (parser_build_unary_op): Likewise.
22127 (parser_build_binary_op): Likewise. Optionally warn about
22128 comparisons of enums of different types.
22129 (digest_init): Set original_type field.
22130 (really_start_incremental_init): Likewise.
22131 (push_init_level, pop_init_level): Likewise.
22132 * doc/invoke.texi (Warning Options): -Wenum-compare now
22135 2009-04-15 Richard Guenther <rguenther@suse.de>
22137 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22138 out a necessary conversion.
22139 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22140 names we didn't value number.
22141 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22143 2009-04-15 Richard Guenther <rguenther@suse.de>
22145 PR tree-optimization/39764
22146 * tree-ssa-ccp.c (get_value): Canonicalize value with
22147 canonicalize_float_value.
22149 2009-04-15 Jan Hubicka <jh@suse.cz>
22151 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22152 Wrong version of patch.
22154 2009-04-15 Jan Hubicka <jh@suse.cz>
22156 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22158 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22160 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22161 our distinct integral and vector types.
22163 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22165 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22166 * init.c (build_vtbl_address): Remove call to assemble_external.
22168 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22170 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22171 output for other floating point modes.
22173 2009-04-14 Diego Novillo <dnovillo@google.com>
22175 * diagnostic.c (diagnostic_report_diagnostic): Do not
22176 warn about loaded plugins for DK_ERROR and DK_WARNING.
22177 * c-decl.c (declspecs_add_type): Move call to
22178 invoke_plugin_callbacks ...
22179 * c-parser.c (c_parser_declspecs): ... here.
22180 * plugin.c (dump_active_plugins): Tidy output.
22182 2009-04-14 Diego Novillo <dnovillo@google.com>
22183 Le-Chun Wu <lcwu@google.com>
22185 * configure.ac: Add --enable-plugin support.
22186 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22187 * Makefile.in (PLUGIN_H): Define.
22188 Export ENABLE_PLUGIN and GMPINC to site.exp.
22189 Add PLUGINLIBS to link command.
22190 Add/modify dependencies for plugin.o and files including plugin.h.
22192 * config.in: Regenerate.
22194 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22197 2009-04-14 Le-Chun Wu <lcwu@google.com>
22199 * tree-pass.h (register_one_dump_file): Add a prototype for
22200 register_one_dump_file.
22201 * toplev.c (compile_file): Call initialize_plugins.
22202 (do_compile): Call invoke_plugin_callbacks.
22203 (toplev_main): Call invoke_plugin_callbacks.
22204 * common.opt: Add -fplugin= and -fplugin-arg-.
22205 * gcc-plugin.h: New public header file for plugins to include.
22206 * plugin.c: New source file.
22207 * plugin.h: New internal header file.
22208 * passes.c (register_one_dump_file): Make it external.
22210 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22212 2009-04-14 Diego Novillo <dnovillo@google.com>
22214 * doc/plugins.texi: New.
22215 * doc/gccint.texi: Add reference to Plugins chapter.
22216 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22217 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22218 loaded plugins, if any.
22219 * timevar.def (TV_PLUGIN_INIT): Define.
22220 (TV_PLUGIN_RUN): Define.
22221 * plugin.c: Include timevar.h
22222 (plugins_active_p): New.
22223 (dump_active_plugins): New.
22224 (debug_active_plugins): New.
22226 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22228 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22230 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22232 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22234 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22235 the same as a minus without a shift.
22237 2009-04-14 Nick Clifton <nickc@redhat.com>
22239 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22240 comparisons with small integers will always produce a short
22243 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22246 2008-12-19 Diego Novillo <dnovillo@google.com>
22248 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22250 2009-04-14 Richard Guenther <rguenther@suse.de>
22252 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22254 (verify_gimple_assign_binary): Likewise. Handle shifts and
22256 (verify_gimple_phi): Print the mismatched argument position.
22257 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22259 (vect_update_init_of_dr): Likewise.
22260 * matrix-reorg.c (transform_access_sites): Do what the
22262 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22264 2009-04-13 Michael Eager <eager@eagercon.com>
22266 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22267 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22268 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22269 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22270 remove duplicate config
22272 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22274 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22275 file_name:line_number type locator of the call site.
22277 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22279 * genautomata.c: Put blank after comma.
22280 (automaton_decls): New.
22281 (struct unit_usage): Add comments to member next.
22282 (store_alt_unit_usage): Keep the list ordered.
22283 (unit_present_on_list_p, equal_alternatives_p): New.
22284 (check_regexp_units_distribution): Check units distribution
22285 correctness correctly.
22286 (main): Don't write automata if error is found. Return correct
22289 * config/m68k/cf.md (cfv4_ds): Remove.
22290 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22291 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22293 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22294 power4-load-ext, power4-store, power4-store-update,
22295 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22296 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22297 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22298 power4-sqrt, power4-isync): Modify reservation to make correct
22299 unit distribution to automata.
22301 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22302 power5-store-update, power5-two, power5-three, power5-lmul,
22303 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22305 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22307 * except.c (pass_set_nothrow_function_flags): Set name and add
22309 (set_nothrow_function_flags): Mention in the dump file when
22310 changing a function to nothrow.
22312 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22315 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22316 instead of unsigned long.
22318 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22320 * config/arm/arm.c (return_used_this_function): Remove.
22321 (arm_output_function_prologue): Remove use of
22322 return_used_this_function.
22323 (output_return_instruction): Replace use of
22324 return_used_this_function
22325 by cfun->machine->return_used_this_function.
22326 (arm_output_epilogue): Likewise.
22327 (arm_output_function_epilogue): Likewise.
22328 (thumb_unexpanded_epilogue): Likewise.
22329 * config/arm/arm.h (struct machine_function):
22330 New member return_used_this_function.
22332 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22334 * doc/install.texi: Correct description of default directory for
22335 --with-gxx-include-dir.
22337 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22339 * fold-const.c (build_range_check): Properly deal with enumeral and
22340 boolean base types.
22342 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22344 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22345 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22346 * params.h (MAX_GCSE_PASSES): Remove.
22347 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22348 in sequence. Remove ability to run multiple passes.
22349 (bypass_jumps): Report run as third CPROP pass.
22351 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22353 PR middle-end/39651
22354 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22355 when deciding whether the whole SEQUENCE can throw.
22357 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22360 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22361 offseted label references.
22363 2009-04-11 Jan Hubicka <jh@suse.cz>
22365 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22367 2009-04-11 Richard Guenther <rguenther@suse.de>
22369 PR middle-end/39732
22370 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22371 return variables as TREE_ADDRESSABLE.
22373 2009-04-11 Richard Guenther <rguenther@suse.de>
22375 PR tree-optimization/39713
22376 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22377 reference trees have SSA_NAME operands.
22379 2009-04-11 Richard Guenther <rguenther@suse.de>
22382 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22383 address expressions.
22385 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22387 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22388 match changes in Cygwin 1.7
22389 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22390 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22392 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22394 PR tree-optimization/39701
22395 * doc/invoke.texi (Optimization Options): Document change in
22396 meaning and initialization of -fdelete-null-pointer-checks.
22398 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22400 PR middle-end/39701
22401 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22403 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22406 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22408 2009-04-10 Chao-ying Fu <fu@mips.com>
22410 * doc/tm.texi (Instruction Output): Document
22411 TARGET_ASM_FINAL_POSTSCAN_INSN.
22412 * target.h (final_postscan_insn): New field in asm_out.
22413 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22414 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22415 * final.c (final_scan_insn): Call
22416 targetm.asm_out.final_postscan_insn after outputting
22417 an asm macro and a normal instruction.
22419 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22420 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22421 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22422 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22423 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22425 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22427 PR middle-end/39701
22428 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22429 variables as non-NULL even with -fdelete-null-pointer-checks.
22431 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22433 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22435 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22438 * config/i386/i386.c (classify_argument): Handle SCmode with
22439 (bit_offset % 64) != 0.
22441 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22443 * doc/invoke.texi (Optimize Options): Add cross-reference to
22444 -Q --help=optimizers examples.
22446 2009-04-10 Ben Elliston <bje@au.ibm.com>
22449 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22450 regalign for the reg == fpr and TDmode case.
22452 2009-04-09 David Ayers <ayers@fsfe.org>
22455 * objc/objc-act.c (warn_with_method): Remove helper function.
22456 (check_duplicates): Call warning and inform directly.
22457 (really_start_method): Likewise.
22459 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22461 * expmed.c (expand_divmod): Always use a comparison for a division
22462 by a large unsigned integer.
22464 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22465 for things others than variables or functions as nonzero.
22467 2009-04-09 Nick Clifton <nickc@redhat.com>
22469 * unwind-compat.c: Change copyright header to refer to version
22470 3 of the GNU General Public License with version 3.1 of the
22471 GCC Runtime Library Exception and to point readers at the
22472 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22473 * config/alpha/crtfastmath.c: Likewise.
22474 * config/alpha/linux-unwind.h: Likewise.
22475 * config/alpha/qrnnd.asm: Likewise.
22476 * config/alpha/vms-crt0-64.c: Likewise.
22477 * config/alpha/vms-crt0.c: Likewise.
22478 * config/alpha/vms-dwarf2.asm: Likewise.
22479 * config/alpha/vms-dwarf2eh.asm: Likewise.
22480 * config/alpha/vms-psxcrt0-64.c: Likewise.
22481 * config/alpha/vms-psxcrt0.c: Likewise.
22482 * config/alpha/vms_tramp.asm: Likewise.
22483 * config/arc/initfini.c: Likewise.
22484 * config/arc/lib1funcs.asm: Likewise.
22485 * config/arm/bpabi-v6m.S: Likewise.
22486 * config/arm/bpabi.S: Likewise.
22487 * config/arm/bpabi.c: Likewise.
22488 * config/arm/crti.asm: Likewise.
22489 * config/arm/crtn.asm: Likewise.
22490 * config/arm/ieee754-df.S: Likewise.
22491 * config/arm/ieee754-sf.S: Likewise.
22492 * config/arm/lib1funcs.asm: Likewise.
22493 * config/arm/libunwind.S: Likewise.
22494 * config/arm/linux-atomic.c: Likewise.
22495 * config/arm/mmintrin.h: Likewise.
22496 * config/arm/pr-support.c: Likewise.
22497 * config/arm/unaligned-funcs.c: Likewise.
22498 * config/arm/unwind-arm.c: Likewise.
22499 * config/arm/unwind-arm.h: Likewise.
22500 * config/avr/libgcc.S: Likewise.
22501 * config/bfin/crti.s: Likewise.
22502 * config/bfin/crtlibid.s: Likewise.
22503 * config/bfin/crtn.s: Likewise.
22504 * config/bfin/lib1funcs.asm: Likewise.
22505 * config/bfin/linux-unwind.h: Likewise.
22506 * config/cris/arit.c: Likewise.
22507 * config/cris/cris_abi_symbol.c: Likewise.
22508 * config/darwin-64.c: Likewise.
22509 * config/darwin-crt2.c: Likewise.
22510 * config/darwin-crt3.c: Likewise.
22511 * config/darwin.h: Likewise.
22512 * config/dbxelf.h: Likewise.
22513 * config/dfp-bit.c: Likewise.
22514 * config/dfp-bit.h: Likewise.
22515 * config/elfos.h: Likewise.
22516 * config/fixed-bit.c: Likewise.
22517 * config/fixed-bit.h: Likewise.
22518 * config/fp-bit.c: Likewise.
22519 * config/fp-bit.h: Likewise.
22520 * config/fr30/crti.asm: Likewise.
22521 * config/fr30/crtn.asm: Likewise.
22522 * config/fr30/lib1funcs.asm: Likewise.
22523 * config/freebsd-spec.h: Likewise.
22524 * config/frv/cmovd.c: Likewise.
22525 * config/frv/cmovh.c: Likewise.
22526 * config/frv/cmovw.c: Likewise.
22527 * config/frv/frvbegin.c: Likewise.
22528 * config/frv/frvend.c: Likewise.
22529 * config/frv/lib1funcs.asm: Likewise.
22530 * config/glibc-stdint.h: Likewise.
22531 * config/h8300/clzhi2.c: Likewise.
22532 * config/h8300/crti.asm: Likewise.
22533 * config/h8300/crtn.asm: Likewise.
22534 * config/h8300/ctzhi2.c: Likewise.
22535 * config/h8300/fixunssfsi.c: Likewise.
22536 * config/h8300/lib1funcs.asm: Likewise.
22537 * config/h8300/parityhi2.c: Likewise.
22538 * config/h8300/popcounthi2.c: Likewise.
22539 * config/i386/ammintrin.h: Likewise.
22540 * config/i386/att.h: Likewise.
22541 * config/i386/avxintrin.h: Likewise.
22542 * config/i386/biarch64.h: Likewise.
22543 * config/i386/bmmintrin.h: Likewise.
22544 * config/i386/cpuid.h: Likewise.
22545 * config/i386/cross-stdarg.h: Likewise.
22546 * config/i386/crtfastmath.c: Likewise.
22547 * config/i386/crtprec.c: Likewise.
22548 * config/i386/cygming-crtbegin.c: Likewise.
22549 * config/i386/cygming-crtend.c: Likewise.
22550 * config/i386/cygwin.asm: Likewise.
22551 * config/i386/emmintrin.h: Likewise.
22552 * config/i386/gmm_malloc.h: Likewise.
22553 * config/i386/gthr-win32.c: Likewise.
22554 * config/i386/i386.h: Likewise.
22555 * config/i386/immintrin.h: Likewise.
22556 * config/i386/linux-unwind.h: Likewise.
22557 * config/i386/linux64.h: Likewise.
22558 * config/i386/mm3dnow.h: Likewise.
22559 * config/i386/mmintrin-common.h: Likewise.
22560 * config/i386/mmintrin.h: Likewise.
22561 * config/i386/nmmintrin.h: Likewise.
22562 * config/i386/pmm_malloc.h: Likewise.
22563 * config/i386/pmmintrin.h: Likewise.
22564 * config/i386/smmintrin.h: Likewise.
22565 * config/i386/sol2-c1.asm: Likewise.
22566 * config/i386/sol2-ci.asm: Likewise.
22567 * config/i386/sol2-cn.asm: Likewise.
22568 * config/i386/sol2-gc1.asm: Likewise.
22569 * config/i386/tmmintrin.h: Likewise.
22570 * config/i386/unix.h: Likewise.
22571 * config/i386/w32-unwind.h: Likewise.
22572 * config/i386/wmmintrin.h: Likewise.
22573 * config/i386/x86-64.h: Likewise.
22574 * config/i386/x86intrin.h: Likewise.
22575 * config/i386/xmmintrin.h: Likewise.
22576 * config/ia64/crtbegin.asm: Likewise.
22577 * config/ia64/crtend.asm: Likewise.
22578 * config/ia64/crtfastmath.c: Likewise.
22579 * config/ia64/crti.asm: Likewise.
22580 * config/ia64/crtn.asm: Likewise.
22581 * config/ia64/fde-glibc.c: Likewise.
22582 * config/ia64/lib1funcs.asm: Likewise.
22583 * config/ia64/linux-unwind.h: Likewise.
22584 * config/ia64/quadlib.c: Likewise.
22585 * config/ia64/unwind-ia64.c: Likewise.
22586 * config/linux.h: Likewise.
22587 * config/m32c/m32c-lib1.S: Likewise.
22588 * config/m32c/m32c-lib2-trapv.c: Likewise.
22589 * config/m32c/m32c-lib2.c: Likewise.
22590 * config/m32r/initfini.c: Likewise.
22591 * config/m68hc11/larith.asm: Likewise.
22592 * config/m68hc11/m68hc11-crt0.S: Likewise.
22593 * config/m68k/cf.md: Likewise.
22594 * config/m68k/crti.s: Likewise.
22595 * config/m68k/crtn.s: Likewise.
22596 * config/m68k/lb1sf68.asm: Likewise.
22597 * config/m68k/linux-unwind.h: Likewise.
22598 * config/mcore/crti.asm: Likewise.
22599 * config/mcore/crtn.asm: Likewise.
22600 * config/mcore/lib1.asm: Likewise.
22601 * config/mips/linux-unwind.h: Likewise.
22602 * config/mips/loongson.h: Likewise.
22603 * config/mips/mips16.S: Likewise.
22604 * config/mmix/crti.asm: Likewise.
22605 * config/mmix/crtn.asm: Likewise.
22606 * config/pa/fptr.c: Likewise.
22607 * config/pa/hpux-unwind.h: Likewise.
22608 * config/pa/lib2funcs.asm: Likewise.
22609 * config/pa/linux-atomic.c: Likewise.
22610 * config/pa/linux-unwind.h: Likewise.
22611 * config/pa/milli64.S: Likewise.
22612 * config/pa/quadlib.c: Likewise.
22613 * config/pa/stublib.c: Likewise.
22614 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22615 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22616 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22617 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22618 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22619 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22620 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22621 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22622 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22623 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22624 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22625 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22626 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22627 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22628 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22629 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22630 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22631 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22632 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22633 * config/rs6000/750cl.h: Likewise.
22634 * config/rs6000/altivec.h: Likewise.
22635 * config/rs6000/biarch64.h: Likewise.
22636 * config/rs6000/crtresfpr.asm: Likewise.
22637 * config/rs6000/crtresgpr.asm: Likewise.
22638 * config/rs6000/crtresxfpr.asm: Likewise.
22639 * config/rs6000/crtresxgpr.asm: Likewise.
22640 * config/rs6000/crtsavfpr.asm: Likewise.
22641 * config/rs6000/crtsavgpr.asm: Likewise.
22642 * config/rs6000/darwin-asm.h: Likewise.
22643 * config/rs6000/darwin-fallback.c: Likewise.
22644 * config/rs6000/darwin-fpsave.asm: Likewise.
22645 * config/rs6000/darwin-ldouble.c: Likewise.
22646 * config/rs6000/darwin-tramp.asm: Likewise.
22647 * config/rs6000/darwin-unwind.h: Likewise.
22648 * config/rs6000/darwin-vecsave.asm: Likewise.
22649 * config/rs6000/darwin-world.asm: Likewise.
22650 * config/rs6000/e500crtres32gpr.asm: Likewise.
22651 * config/rs6000/e500crtres64gpr.asm: Likewise.
22652 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22653 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22654 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22655 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22656 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22657 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22658 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22659 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22660 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22661 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22662 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22663 * config/rs6000/eabi-ci.asm: Likewise.
22664 * config/rs6000/eabi-cn.asm: Likewise.
22665 * config/rs6000/eabi.asm: Likewise.
22666 * config/rs6000/linux-unwind.h: Likewise.
22667 * config/rs6000/linux64.h: Likewise.
22668 * config/rs6000/paired.h: Likewise.
22669 * config/rs6000/paired.md: Likewise.
22670 * config/rs6000/ppc64-fp.c: Likewise.
22671 * config/rs6000/ppu_intrinsics.h: Likewise.
22672 * config/rs6000/rs6000.h: Likewise.
22673 * config/rs6000/si2vmx.h: Likewise.
22674 * config/rs6000/sol-ci.asm: Likewise.
22675 * config/rs6000/sol-cn.asm: Likewise.
22676 * config/rs6000/spe.h: Likewise.
22677 * config/rs6000/spu2vmx.h: Likewise.
22678 * config/rs6000/sysv4.h: Likewise.
22679 * config/rs6000/tramp.asm: Likewise.
22680 * config/rs6000/vec_types.h: Likewise.
22681 * config/s390/linux-unwind.h: Likewise.
22682 * config/s390/tpf-unwind.h: Likewise.
22683 * config/score/crti.asm: Likewise.
22684 * config/score/crtn.asm: Likewise.
22685 * config/sh/crt1.asm: Likewise.
22686 * config/sh/crti.asm: Likewise.
22687 * config/sh/crtn.asm: Likewise.
22688 * config/sh/divtab-sh4-300.c: Likewise.
22689 * config/sh/divtab-sh4.c: Likewise.
22690 * config/sh/divtab.c: Likewise.
22691 * config/sh/lib1funcs-4-300.asm: Likewise.
22692 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22693 * config/sh/lib1funcs.asm: Likewise.
22694 * config/sh/lib1funcs.h: Likewise.
22695 * config/sh/linux-atomic.asm: Likewise.
22696 * config/sh/linux-unwind.h: Likewise.
22697 * config/sh/shmedia.h: Likewise.
22698 * config/sh/sshmedia.h: Likewise.
22699 * config/sh/ushmedia.h: Likewise.
22700 * config/sparc/crtfastmath.c: Likewise.
22701 * config/sparc/linux-unwind.h: Likewise.
22702 * config/sparc/sol2-c1.asm: Likewise.
22703 * config/sparc/sol2-ci.asm: Likewise.
22704 * config/sparc/sol2-cn.asm: Likewise.
22705 * config/spu/divmodti4.c: Likewise.
22706 * config/spu/divv2df3.c: Likewise.
22707 * config/spu/float_disf.c: Likewise.
22708 * config/spu/float_unsdidf.c: Likewise.
22709 * config/spu/float_unsdisf.c: Likewise.
22710 * config/spu/float_unssidf.c: Likewise.
22711 * config/spu/mfc_multi_tag_release.c: Likewise.
22712 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22713 * config/spu/mfc_tag_release.c: Likewise.
22714 * config/spu/mfc_tag_reserve.c: Likewise.
22715 * config/spu/mfc_tag_table.c: Likewise.
22716 * config/spu/multi3.c: Likewise.
22717 * config/spu/spu_internals.h: Likewise.
22718 * config/spu/spu_intrinsics.h: Likewise.
22719 * config/spu/spu_mfcio.h: Likewise.
22720 * config/spu/vec_types.h: Likewise.
22721 * config/spu/vmx2spu.h: Likewise.
22722 * config/stormy16/stormy16-lib2.c: Likewise.
22723 * config/svr4.h: Likewise.
22724 * config/sync.c: Likewise.
22725 * config/v850/lib1funcs.asm: Likewise.
22726 * config/vxlib-tls.c: Likewise.
22727 * config/vxlib.c: Likewise.
22728 * config/vxworks-dummy.h: Likewise.
22729 * config/xtensa/crti.asm: Likewise.
22730 * config/xtensa/crtn.asm: Likewise.
22731 * config/xtensa/ieee754-df.S: Likewise.
22732 * config/xtensa/ieee754-sf.S: Likewise.
22733 * config/xtensa/lib1funcs.asm: Likewise.
22734 * config/xtensa/lib2funcs.S: Likewise.
22735 * config/xtensa/linux-unwind.h: Likewise.
22736 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22737 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22738 * coretypes.h: Likewise.
22739 * crtstuff.c: Likewise.
22740 * defaults.h: Likewise.
22741 * dwarf2.h: Likewise.
22742 * emutls.c: Likewise.
22743 * gbl-ctors.h: Likewise.
22744 * gcov-io.h: Likewise.
22745 * ginclude/float.h: Likewise.
22746 * ginclude/iso646.h: Likewise.
22747 * ginclude/stdarg.h: Likewise.
22748 * ginclude/stdbool.h: Likewise.
22749 * ginclude/stddef.h: Likewise.
22750 * ginclude/stdfix.h: Likewise.
22751 * ginclude/stdint-gcc.h: Likewise.
22752 * ginclude/tgmath.h: Likewise.
22753 * gthr-aix.h: Likewise.
22754 * gthr-dce.h: Likewise.
22755 * gthr-gnat.c: Likewise.
22756 * gthr-gnat.h: Likewise.
22757 * gthr-lynx.h: Likewise.
22758 * gthr-mipssde.h: Likewise.
22759 * gthr-nks.h: Likewise.
22760 * gthr-posix.c: Likewise.
22761 * gthr-posix.h: Likewise.
22762 * gthr-posix95.h: Likewise.
22763 * gthr-rtems.h: Likewise.
22764 * gthr-single.h: Likewise.
22765 * gthr-solaris.h: Likewise.
22766 * gthr-tpf.h: Likewise.
22767 * gthr-vxworks.h: Likewise.
22768 * gthr-win32.h: Likewise.
22769 * gthr.h: Likewise.
22770 * libgcc2.c: Likewise.
22771 * libgcc2.h: Likewise.
22772 * libgcov.c: Likewise.
22773 * tsystem.h: Likewise.
22774 * typeclass.h: Likewise.
22775 * unwind-c.c: Likewise.
22776 * unwind-compat.h: Likewise.
22777 * unwind-dw2-fde-compat.c: Likewise.
22778 * unwind-dw2-fde-darwin.c: Likewise.
22779 * unwind-dw2-fde-glibc.c: Likewise.
22780 * unwind-dw2-fde.c: Likewise.
22781 * unwind-dw2-fde.h: Likewise.
22782 * unwind-dw2.c: Likewise.
22783 * unwind-dw2.h: Likewise.
22784 * unwind-generic.h: Likewise.
22785 * unwind-pe.h: Likewise.
22786 * unwind-sjlj.c: Likewise.
22787 * unwind.inc: Likewise.
22788 * config/arm/neon-gen.ml: Change generated copyright header to
22789 refer to version 3 of the GNU General Public License with
22790 version 3.1 of the GCC Runtime Library Exception and to point
22791 readers at the COPYING3 and COPYING3.RUNTIME files and the
22792 FSF's license web page.
22793 * config/arm/arm_neon.h: Regenerate.
22795 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22797 * config/cris/cris.md: Change copyright header to refer to version
22798 3 of the GNU General Public License.
22799 * doc/install.texi2html: Change copyright header to refer to version
22800 3 of the GNU General Public License and to point readers at the
22801 COPYING3 file and the FSF's license web page.
22802 * config/vax/linux.h: Likewise.
22804 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22806 * config/i386/i386.md (cmpcc): New.
22807 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22808 (sync_compare_and_swap_cc*): Delete.
22810 * config/s390/s390.c (s390_compare_emitted): Remove.
22811 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22812 s390_compare_emitted used to be handled. Assert that modes match.
22813 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22814 refer to sync_compare_and_swap_ccsi.
22815 * config/s390/s390.h (s390_compare_emitted): Remove.
22816 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22817 instead of s390_compare_emitted.
22818 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22819 instead of s390_compare_emitted.
22820 * config/s390/s390.md (cmpcc): New.
22821 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22822 CC_REGNUM, do not pretend it's set.
22823 (sync_compare_and_swap_cc*): Delete.
22824 * config/s390/predicates.md (cc_reg_operand): New.
22826 * expr.c (sync_compare_and_swap_cc): Delete.
22827 * optabs.h (sync_compare_and_swap_cc): Delete.
22828 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22829 is being used with can_compare_p.
22830 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22831 (find_cc_set): New.
22832 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22833 look for a MODE_CC set instead. Use emit_store_flag.
22834 (expand_compare_and_swap_loop): Likewise, with some additional
22835 complication to avoid a force_reg when useless. Use
22836 emit_cmp_and_jump_insns.
22837 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22838 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22839 sync_compare_and_swap documentation.
22841 2009-04-09 Jan Hubicka <jh@suse.cz>
22843 * except.c (find_prev_try): Break out from ....
22844 (duplicate_eh_regions): ... here; properly update prev_try pointers
22845 when duplication part of tree.
22846 (dump_eh_tree): Improve dumping.
22847 (verify_eh_region): New.
22848 (verify_eh_tree): Use it.
22850 2009-04-06 Richard Guenther <rguenther@suse.de>
22852 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22853 &ARRAY addresses by adjusting their types and prepending
22855 * tree-cfg.c (verify_gimple_assign_single): Verify that
22856 addresses are correct.
22858 2009-04-09 Richard Guenther <rguenther@suse.de>
22860 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22861 indices into an array reference if possible.
22862 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22863 Fold POINTER_PLUS_EXPR statements with invariant address.
22865 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22868 * config.gcc (powerpc64-*-linux*): Always build biarch.
22870 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22873 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22874 it and pedwarn if this results in an INTEGER_CST.
22876 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22878 * doc/install.texi: Update minimum GMP version. Remove obsolete
22879 text in MPFR section.
22881 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22883 * dwarf2out.c (class_scope_p): New static inline.
22884 (class_or_namespace_scope_p): Use it.
22885 (gen_variable_die): Use DW_TAG_member tag for static data member
22886 declarations instead of DW_TAG_variable.
22888 PR middle-end/39573
22889 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22892 2009-04-08 Richard Guenther <rguenther@suse.de>
22894 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22895 valueize random data.
22897 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22899 * config.gcc (aix tm_file): Add aix-stdint.h.
22900 (aix tm clause use_gcc_stdint): Set to wrap.
22901 * config/rs6000/aix-stdint.h: New file.
22903 2009-04-08 Richard Guenther <rguenther@suse.de>
22905 PR middle-end/36291
22906 * tree-dfa.c (add_referenced_var): Do not recurse into
22907 global initializers.
22908 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22910 (fold_const_aggregate_ref): Likewise.
22912 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22914 * recog.c (ordered_comparison_operator): New.
22915 * gensupport.c (std_preds): Add it.
22916 * doc/md.texi (Machine-Independent Predicates): Document it.
22918 2009-04-08 Jan Hubicka <jh@suse.cz>
22920 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22921 * function.h (rtl_eh): Remove exception_handler_label_map.
22922 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22923 remove_exception_handler_label, for_each_eh_label_1): Remove.
22924 (rtl_remove_unreachable_regions): Remove.
22925 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22926 (find_exception_handler_labels): Don't build the hashtable.
22927 (maybe_remove_eh_handler): Remove.
22928 (for_each_eh_label): Rewrite to walk the tree.
22929 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22930 * except.h (maybe_remove_eh_handler): Remove.
22931 * passes.c (init_optimization_passes): Schedule second EH cleanup
22933 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22934 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22936 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22938 * genoutput.c (validate_optab_operands): New.
22939 (gen_insn, gen_expand): Call it.
22941 * genflags.c (gen_insn): Detect misused iterators.
22942 (main): Pass line_no to gen_insn, exit with status 1 on error.
22944 * genextract.c (line_no): Make global.
22945 (VEC_safe_set_locstr): Change assertion to error message.
22946 (main): Exit with status 1 on error.
22948 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22952 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22953 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22954 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22955 * c-convert.c (convert): Do not call fold on results of conversion
22956 functions when the result is a C_MAYBE_CONST_EXPR.
22957 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22958 of __builtin_choose_expr.
22959 * c-typeck.c (remove_c_maybe_const_expr): New.
22960 (build_unary_op, build_conditional_expr, build_compound_expr,
22961 build_binary_op, c_objc_common_truthvalue_conversion): Call
22962 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22965 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22967 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22968 CODE to produce a new one. Add a prototype to use fold_convert_const
22970 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22973 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22974 mix declarations and code.
22976 2009-04-08 Ben Elliston <bje@au.ibm.com>
22978 * gcc.c: Replace `CC' with `GCC' throughout.
22980 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22982 * doc/invoke.texi: Document Atom support.
22984 2009-04-07 Jason Merrill <jason@redhat.com>
22987 * c-common.h, c-common.c: Add flag_pretty_templates.
22988 * c-opts.c (c_common_handle_option): Set it.
22989 * c.opt: Add -fno-pretty-templates.
22990 * doc/invoke.texi (C++ Dialect Options): Likewise.
22992 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22994 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22995 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22996 (ia64_expand_builtin): Likewise.
22998 2009-04-07 Martin Jambor <mjambor@suse.cz>
23000 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23001 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23002 ADDR_EXPRS are include too.
23004 2009-04-07 Richard Guenther <rguenther@suse.de>
23006 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23007 decls are only used if passes as parameters or if they are
23008 local statics and the call is not to a builtin.
23009 (call_may_clobber_ref_p_1): Likewise.
23011 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23013 * expr.c (do_store_flag): Remove last argument. Simplify code
23014 to avoid duplication of tests already done by can_compare_p.
23015 (expand_expr_real_1): Adjust caller.
23017 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23019 * optabs.c (can_compare_p): Test the predicate of a
23020 cbranch and cstore pattern.
23022 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23024 * expr.c (convert_move): Use emit_store_flag instead of
23027 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23029 * config/i386/i386.c (ix86_compare_emitted): Remove.
23030 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23031 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23032 * config/i386/i386.h (ix86_compare_emitted): Remove.
23033 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23034 instead of ix86_compare_emitted.
23035 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23037 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23039 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23040 Add t-sysroot-suffix to tmake_file.
23041 * config/print-sysroot-suffix.sh: New file.
23042 * config/t-sysroot-suffix: New file.
23044 2009-04-07 Ben Elliston <bje@au.ibm.com>
23046 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23047 as the latter produces a warning when the target does not support
23050 2009-04-07 Ben Elliston <bje@au.ibm.com>
23052 * dfp.c: Replace type punning assignments with memcpy throughout.
23053 * Makefile.in (dfp.o-warn): Remove.
23055 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23058 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23059 Include soft-fp/t-softfp after rs6000/t-linux64.
23061 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23063 * stor-layout.c (set_sizetype): Use the full precision of their
23064 machine mode for bitsize types.
23066 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23068 * config/i386/i386.md: Revert 2 accidental checkins.
23070 2009-04-06 Joey Ye <joey.ye@intel.com>
23071 Xuepeng Guo <xuepeng.guo@intel.com>
23072 H.J. Lu <hongjiu.lu@intel.com>
23074 Atom pipeline model, tuning and insn selection.
23075 * config.gcc (atom): Add atom config options and target.
23077 * config/i386/atom.md: New.
23079 * config/i386/i386.c (atom_cost): New cost.
23080 (m_ATOM): New macro flag.
23081 (initial_ix86_tune_features): Set m_ATOM.
23082 (x86_accumulate_outgoing_args): Likewise.
23083 (x86_arch_always_fancy_math_387): Likewise.
23084 (processor_target): Add Atom cost.
23085 (cpu_names): Add Atom cpu name.
23086 (override_options): Set Atom ISA.
23087 (ix86_issue_rate): New case PROCESSOR_ATOM.
23088 (ix86_adjust_cost): Likewise.
23090 * config/i386/i386.h (TARGET_ATOM): New target macro.
23091 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23092 (TARGET_OPT_AGU): New target option.
23093 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23094 (processor_type): Add PROCESSOR_ATOM.
23096 * config/i386/i386.md (cpu): Add new value "atom".
23097 (use_carry, movu): New attr.
23098 (atom.md): Include atom.md.
23099 (adddi3_carry_rex64): Set attr "use_carry".
23100 (addqi3_carry): Likewise.
23101 (addhi3_carry): Likewise.
23102 (addsi3_carry): Likewise.
23103 (*addsi3_carry_zext): Likewise.
23104 (subdi3_carry_rex64): Likewise.
23105 (subqi3_carry): Likewise.
23106 (subhi3_carry): Likewise.
23107 (subsi3_carry): Likewise.
23108 (x86_movdicc_0_m1_rex64): Likewise.
23109 (*x86_movdicc_0_m1_se): Likewise.
23110 (x86_movsicc_0_m1): Likewise.
23111 (*x86_movsicc_0_m1_se): Likewise.
23112 (*adddi_1_rex64): Emit add insn as much as possible.
23113 (*addsi_1): Likewise.
23114 (return_internal): Set atom_unit.
23115 (return_internal_long): Likewise.
23116 (return_pop_internal): Likewise.
23117 (*rcpsf2_sse): Set atom_sse_attr attr.
23118 (*qrt<mode>2_sse): Likewise.
23119 (*prefetch_sse): Likewise.
23121 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23123 (ix86_target_macros_internal): Likewise.
23125 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23126 (*prefetch_sse_rex): Likewise.
23127 (sse_rcpv4sf2): Likewise.
23128 (sse_vmrcpv4sf2): Likewise.
23129 (sse_sqrtv4sf2): Likewise.
23130 (<sse>_vmsqrt<mode>2): Likewise.
23131 (sse_ldmxcsr): Likewise.
23132 (sse_stmxcsr): Likewise.
23133 (*sse_sfence): Likewise.
23134 (sse2_clflush): Likewise.
23135 (*sse2_mfence): Likewise.
23136 (*sse2_lfence): Likewise.
23137 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23138 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23139 (avx_movdqu<avxmodesuffix>): Likewise.
23140 (avx_lddqu<avxmodesuffix>): Likewise.
23141 (sse2_movntv2di): Change attr "type" to "ssemov".
23142 (sse2_movntsi): Likewise.
23143 (rsqrtv8sf2): Change attr "type" to "sseadd".
23144 (sse3_addsubv2df3): Set attr "atom_unit".
23145 (sse3_h<plusminus_insn>v4sf3): Likewise.
23146 (*sse2_pmaddwd): Likewise.
23147 (*vec_extractv2di_1_rex64): Likewise.
23148 (*vec_extractv2di_1_avx): Likewise.
23149 (sse2_psadbw): Likewise.
23150 (ssse3_phaddwv8hi3): Likewise.
23151 (ssse3_phaddwv4hi3): Likewise.
23152 (ssse3_phadddv4si3): Likewise.
23153 (ssse3_phadddv2si3): Likewise.
23154 (ssse3_phaddswv8hi3): Likewise.
23155 (ssse3_phaddswv4hi3): Likewise.
23156 (ssse3_phsubwv8hi3): Likewise.
23157 (ssse3_phsubwv4hi3): Likewise.
23158 (ssse3_phsubdv4si3): Likewise.
23159 (ssse3_phsubdv2si3): Likewise.
23160 (ssse3_phsubswv8hi3): Likewise.
23161 (ssse3_phsubswv4hi3): Likewise.
23162 (ssse3_pmaddubsw128): Likewise.
23163 (sse3_pmaddubsw: Likewise.
23164 (ssse3_palignrti): Likewise.
23165 (ssse3_palignrdi): Likewise.
23167 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23169 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23171 2009-04-06 Richard Guenther <rguenther@suse.de>
23173 PR tree-optimization/28868
23174 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23175 of which PHI results we inserted.
23176 (insert_into_preds_of_block): Record inserted PHIs.
23177 (eliminate): Eliminate redundant PHI nodes.
23178 (init_pre): Init inserted_phi_names.
23180 2009-04-06 Richard Guenther <rguenther@suse.de>
23182 PR tree-optimization/39643
23183 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23184 IMAGPART_EXPRs of complex constants.
23185 (execute_fold_all_builtins): If we folded a call queue
23186 TODO_update_address_taken.
23188 2009-04-06 Jan Hubicka <jh@suse.cz>
23190 PR middle-end/39659
23191 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23194 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23196 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23198 (ic_invalidate_array): Likewise.
23200 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23202 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23203 alignment for library calls.
23205 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23207 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23208 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23209 * config/i386/mingw-stdint.h: New file.
23211 2009-04-05 Richard Guenther <rguenther@suse.de>
23213 PR tree-optimization/39648
23214 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23215 our &A vs. &A[0] IL deficiencies.
23217 2009-04-04 Jan Hubicka <jh@suse.cz>
23219 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23220 removed toplevel regions.
23221 (sjlj_mark_call_sites): Likewise.
23223 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23225 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23226 (cygwin tm clause use_gcc_stdint): Set to wrap.
23227 * config/i386/cygwin-stdint.h: New file.
23229 2009-04-04 Richard Guenther <rguenther@suse.de>
23231 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23232 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23233 single-argument PHIs if we are in loop-closed SSA form.
23234 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23235 for the pre-condition.
23236 (slpeel_tree_peel_loop_to_edge): Likewise.
23237 (vect_build_loop_niters): Take an optional sequence to append stmts.
23238 (vect_generate_tmps_on_preheader): Likewise.
23239 (vect_do_peeling_for_loop_bound): Take extra guards for the
23241 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23242 the cost model check.
23243 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23244 guards if we are going to peel. Do not apply versioning in that case.
23245 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23246 (vect_do_peeling_for_loop_bound): Likewise.
23247 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23248 loop bound only record extra pre-conditions, do not apply loop
23251 2009-04-04 Richard Guenther <rguenther@suse.de>
23253 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23256 2009-04-04 Jan Hubicka <jh@suse.cz>
23258 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23259 last_basic_block for size of bb->index indexed array.
23260 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23261 compute_out, link_btr_uses, build_btr_def_use_webs,
23262 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23264 2009-04-04 Jan Hubicka <jh@suse.cz>
23266 * except.c (remove_eh_handler_and_replace): Break out from ...
23267 (remove_eh_handler): ... here.
23268 (bring_to_root): New function.
23269 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23270 handled ones, bring others to root of tree.
23272 2009-04-04 Jan Hubicka <jh@suse.cz>
23274 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23275 (all_phis_safe_to_merge): New function.
23276 (update_info): New structure.
23277 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23278 (cleanup_empty_eh): Update SSA if possible.
23280 2009-04-04 Richard Guenther <rguenther@suse.de>
23282 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23283 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23284 (append_vuse): Likewise.
23286 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23288 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23289 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23290 instead of REG_UNSAVED for DW_CFA_undefined.
23291 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23292 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23295 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23298 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23300 2009-04-04 Richard Guenther <rguenther@suse.de>
23302 PR tree-optimization/8781
23303 PR tree-optimization/37892
23304 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23305 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23306 (valueize_refs): Call it for *& valueizations.
23307 (shared_reference_ops_from_ref): Rename to ...
23308 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23309 (shared_reference_ops_from_call): Rename to ...
23310 (valueize_shared_reference_ops_from_call): ... this and valueize.
23311 (vn_reference_lookup): Update.
23312 (visit_reference_op_call): Likewise.
23313 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23314 (eliminate): Value-replace the call address in call statements.
23316 2009-04-04 Richard Guenther <rguenther@suse.de>
23318 PR tree-optimization/39636
23319 * tree-ssa-forwprop.c
23320 (forward_propagate_addr_into_variable_array_index): Check for
23321 GIMPLE_ASSIGN before accessing the rhs code.
23323 2009-04-03 Jason Merrill <jason@redhat.com>
23325 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23327 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23329 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23330 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23331 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23332 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23333 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23334 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23335 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23336 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23337 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23338 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23339 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23340 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23341 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23342 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23343 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23344 Use fr_reg_or_fp01_operand instead of fr_register_operand
23346 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23347 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23348 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23350 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23352 PR rtl-optimization/39607
23353 PR rtl-optimization/39631
23357 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23358 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23359 instead of DF_LR_OUT.
23360 * ira-lives.c (process_bb_node_lives): Ditto.
23361 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23362 instead of DF_LR_{OUT,IN}.
23363 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23364 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23366 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23368 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23369 (execute_lower_omp): Always run but take the short way out if -fopenmp
23371 (gate_lower_omp): Remove, forcing the pass manager to always run the
23372 pass and always set PROP_gimple_lomp.
23373 (pass_lower_omp): Remove gate function.
23374 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23375 PROP_trees. Instead, require it.
23376 * ipa-cp.c (pass_ipa_cp): Likewise.
23377 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23378 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23379 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23380 and PROP_gimple_leh.
23382 2009-04-03 Richard Guenther <rguenther@suse.de>
23384 PR middle-end/13146
23385 PR tree-optimization/23940
23386 PR tree-optimization/33237
23387 PR middle-end/33974
23388 PR middle-end/34093
23389 PR tree-optimization/36201
23390 PR tree-optimization/36230
23391 PR tree-optimization/38049
23392 PR tree-optimization/38207
23393 PR tree-optimization/38230
23394 PR tree-optimization/38301
23395 PR tree-optimization/38585
23396 PR middle-end/38895
23397 PR tree-optimization/38985
23398 PR tree-optimization/39299
23399 * tree-ssa-structalias.h: Remove.
23400 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23401 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23402 (struct vuse_element_d): Remove.
23403 (struct vuse_vec_d): Likewise.
23404 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23405 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23406 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23407 VUSE_ELEMENT_VAR): Likewise.
23408 (struct voptype_d): Likewise.
23409 (NUM_VOP_FREE_BUCKETS): Likewise.
23410 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23411 (struct stmt_operands_d): Remove.
23412 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23413 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23414 VDEF_NUM, VDEF_VECT): Likewise.
23415 (copy_virtual_operands): Remove.
23416 (operand_build_cmp): Likewise.
23417 (create_ssa_artificial_load_stmt): Likewise.
23418 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23419 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23420 vuse_index and mayuse_index members. Pack and move done and iter_type
23421 members to the front.
23422 (SSA_OP_VMAYUSE): Remove.
23423 (SSA_OP_VIRTUAL_USES): Adjust.
23424 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23425 (unlink_stmt_vdef): Declare.
23426 (add_to_addressable_set): Remove.
23427 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23428 (vrp_visit_stmt): Likewise.
23429 * doc/tree-ssa.texi (Alias analysis): Update.
23430 * doc/invoke.texi (max-aliased-vops): Remove docs.
23431 (avg-aliased-vops): Likewise.
23432 * tree-into-ssa.c (syms_to_rename): Remove.
23433 (need_to_update_vops_p): Likewise.
23434 (need_to_initialize_update_ssa_p): Rename to ...
23435 (update_ssa_initialized_fn): ... this. Track function we are
23437 (symbol_marked_for_renaming): Simplify.
23438 (add_new_name_mapping): Do not set need_to_update_vops_p.
23439 (dump_currdefs): Use SYMS_TO_RENAME.
23440 (rewrite_update_stmt): Always walk all uses/defs.
23441 (dump_update_ssa): Adjust.
23442 (init_update_ssa): Take function argument. Track what we are
23444 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23445 (create_new_def_for): Initialize for cfun, assert we are initialized
23447 (mark_sym_for_renaming): Simplify.
23448 (mark_set_for_renaming): Do not initialize update-ssa.
23449 (need_ssa_update_p): Simplify. Take function argument.
23450 (name_mappings_registered_p): Assert we ask for the correct function.
23451 (name_registered_for_update_p): Likewise.
23452 (ssa_names_to_replace): Likewise.
23453 (release_ssa_name_after_update_ssa): Likewise.
23454 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23455 (dump_decl_set): Do not print a newline.
23456 (debug_decl_set): Do it here.
23457 (dump_update_ssa): And here.
23458 * tree-ssa-loop-im.c (move_computations): Adjust.
23459 (movement_possibility): Likewise.
23460 (determine_max_movement): Likewise.
23461 (gather_mem_refs_stmt): Likewise.
23462 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23463 or NAME_MEMORY_TAG.
23464 * tree-complex.c (update_all_vops): Remove.
23465 (expand_complex_move): Adjust.
23466 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23467 Simplify test for memory referencing statement. Exclude
23468 non-invariant ADDR_EXPRs.
23469 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23470 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23471 (rdg_flag_uses): Likewise.
23472 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23474 (tree_optimize_tail_calls_1): Also split the
23475 edge from the entry block if we have degenerate PHI nodes in
23476 the first basic block.
23477 * tree.c (init_ttree): Remove memory-tag related code.
23478 (tree_code_size): Likewise.
23479 (tree_node_structure): Likewise.
23480 (build7_stat): Re-write to be build6_stat.
23481 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23482 (SSA_VAR_P): Adjust.
23483 (struct tree_memory_tag): Remove.
23484 (struct tree_memory_partition_tag): Likewise.
23485 (union tree_node): Adjust.
23486 (build7): Re-write to be build6.
23487 * tree-pass.h (pass_reset_cc_flags): Remove.
23488 (TODO_update_address_taken): New flag.
23489 (pass_simple_dse): Remove.
23490 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23491 * params.h (MAX_ALIASED_VOPS): Remove.
23492 (AVG_ALIASED_VOPS): Likewise.
23493 * omp-low.c (expand_omp_taskreg): Update SSA form.
23494 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23495 aliases the lhs in a copy stmt.
23496 * tree-ssa-dse.c (struct address_walk_data): Remove.
23497 (memory_ssa_name_same): Likewise.
23498 (memory_address_same): Likewise.
23499 (get_kill_of_stmt_lhs): Likewise.
23500 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23501 unused stores. Look through PHI nodes into post-dominated regions.
23502 (dse_optimize_stmt): Simplify. Properly remove stores.
23503 (tree_ssa_dse): Compute dominators.
23504 (execute_simple_dse): Remove.
23505 (pass_simple_dse): Likewise.
23506 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23507 gimple_loaded_syms and gimple_stored_syms computation.
23508 * toplev.c (dump_memory_report): Dump alias and pta stats.
23509 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23510 (vn_reference_eq): Likewise.
23511 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23512 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23513 valueize_vuses): Remove.
23514 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23515 (get_def_ref_stmt_vuse): ... this.
23516 (vn_reference_lookup_2): New function.
23517 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23518 walking equivalent vuses. Simplify.
23519 (vn_reference_lookup): Likewise.
23520 (vn_reference_insert): Likewise.
23521 (vn_reference_insert_pieces): Likewise.
23522 (visit_reference_op_call): Simplify.
23523 (visit_reference_op_load): Likewise.
23524 (visit_reference_op_store): Likewise.
23525 (init_scc_vn): Remove shared_lookup_vuses initialization.
23526 (free_scc_vn): Remove shared_lookup_vuses freeing.
23527 (sort_vuses, sort_vuses_heap): Remove.
23528 (get_ref_from_reference_ops): Export.
23529 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23530 vector with single vuse pointer.
23531 (vn_reference_lookup_pieces, vn_reference_lookup,
23532 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23533 (shared_vuses_from_stmt): Remove.
23534 (get_ref_from_reference_ops): Declare.
23535 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23536 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23537 memory-tag related code.
23538 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23539 (likely_value): Add comment, skip static-chain of call statements.
23540 (surely_varying_stmt_p): Adjust.
23541 (gimplify_and_update_call_from_tree): Likewise.
23542 (execute_fold_all_builtins): Do not rebuild alias info.
23543 (gimplify_and_update_call_from_tree): Properly update VOPs.
23544 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23545 (copy_ref_info): Remove memory-tag related code.
23546 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23547 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23548 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23550 * tree-ssa-dom.c (gimple_p): Remove typedef.
23551 (eliminate_redundant_computations): Adjust.
23552 (record_equivalences_from_stmt): Likewise.
23553 (avail_expr_hash): Likewise.
23554 (avail_expr_eq): Likewise.
23555 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23556 (stmt_makes_single_load): Likewise.
23557 (stmt_makes_single_store): Likewise.
23558 * tree-ssa-alias.c: Rewrite completely.
23559 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23560 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23561 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23562 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23563 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23564 Remove public functions.
23565 (pass_reset_cc_flags): Remove.
23566 (pass_build_alias): Move ...
23567 * tree-ssa-structalias.c (pass_build_alias): ... here.
23568 * tree-ssa-alias.c (may_be_aliased): Move ...
23569 * tree-flow-inline.h (may_be_aliased): ... here.
23570 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23571 count_uses_and_derefs): Move ...
23572 * gimple.c: ... here.
23573 * gimple.h (count_uses_and_derefs): Declare.
23574 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23575 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23576 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23577 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23578 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23579 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23580 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23582 * tree-dfa.c (refs_may_alias_p): Move ...
23583 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23584 * tree-ssa-alias.h: New file.
23585 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23586 (statement_sink_location): Likewise.
23587 * opts.c (decode_options): Do not adjust max-aliased-vops or
23588 avg-aliased-vops values.
23589 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23590 (TV_CALL_CLOBBER): Likewise.
23591 (TV_FLOW_SENSITIVE): Likewise.
23592 (TV_FLOW_INSENSITIVE): Likewise.
23593 (TV_MEMORY_PARTITIONING): Likewise.
23594 (TV_ALIAS_STMT_WALK): New timevar.
23595 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23596 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23597 (get_address_description): Remove memory-tag related code.
23598 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23599 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23600 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23601 and immediate uses in statements. Document.
23602 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23603 (dump_symbols): Remove.
23604 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23605 * alias.c (get_deref_alias_set): New function split out from ...
23606 (get_alias_set): ... here.
23607 * alias.h (get_deref_alias_set): Declare.
23608 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23609 type parameter. Remove restrict pointer handling. Create a
23610 ref-all pointer in case type-based alias sets do not conflict.
23611 (vect_analyze_data_refs): Remove SMT related code.
23612 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23613 (vectorizable_load): Likewise.
23614 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23615 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23616 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23617 Ignore vops and SMTs.
23618 (dr_analyze_alias): Likewise..
23619 (free_data_ref): Likewise.
23620 (create_data_ref): Likewise.
23621 (analyze_all_data_dependences): Likewise.
23622 (get_references_in_stmt): Adjust.
23623 * tree-flow-inline.h (gimple_aliases_computed_p,
23624 gimple_addressable_vars, gimple_call_clobbered_vars,
23625 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23626 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23627 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23628 gimple_mem_ref_stats): Remove.
23629 (gimple_vop): New function.
23630 (op_iter_next_use): Remove vuses and mayuses cases.
23631 (op_iter_next_def): Remove vdefs case.
23632 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23633 (clear_and_done_ssa_iter): Do not set removed fields.
23634 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23635 Assert we are not iterating over vuses or vdefs if not also
23636 iterating over uses or defs.
23637 (op_iter_init_use): Likewise.
23638 (op_iter_init_def): Likewise.
23639 (op_iter_next_vdef): Remove.
23640 (op_iter_next_mustdef): Likewise.
23641 (op_iter_init_vdef): Likewise.
23642 (compare_ssa_operands_equal): Likewise.
23643 (link_use_stmts_after): Handle vuse operand.
23644 (is_call_used): Use is_call_clobbered.
23645 (is_call_clobbered): Global variables are always call clobbered,
23646 query the call-clobbers bitmap.
23647 (mark_call_clobbered): Ignore global variables.
23648 (clear_call_clobbered): Likewise.
23649 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23650 virtual operands sanity check.
23651 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23653 (TARGET_MEM_REF): Remove TMR_TAG operand.
23654 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23655 Remove call-clobber related code.
23656 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23657 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23658 partitions or escape reason.
23659 (get_single_def_stmt, get_single_def_stmt_from_phi,
23660 get_single_def_stmt_with_phi): Remove.
23661 (dump_referenced_vars): Tidy.
23662 (get_ref_base_and_extent): Allow bare decls.
23663 (collect_dfa_stats): Adjust.
23664 * graphite.c (rename_variables_in_stmt): Adjust.
23665 (graphite_copy_stmts_from_block): Likewise.
23666 (translate_clast): Likewise.
23667 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23669 (translate_vuse_through_block): Use the oracle.
23670 (phi_translate_1): Adjust.
23671 (value_dies_in_block_x): Use the oracle. Cache the outcome
23673 (valid_in_sets): Check if the VUSE for
23674 a REFERENCE is available.
23675 (eliminate): Do not remove stmts during elimination,
23676 instead queue and remove them afterwards.
23677 (do_pre): Do not rebuild alias info.
23678 (pass_pre): Run TODO_rebuild_alias before PRE.
23679 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23680 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23681 (mark_all_v_defs_stmt): Remove.
23682 (mark_all_v_defs_seq): Adjust.
23683 (sra_replace): Likewise.
23684 (scalarize_use): Likewise.
23685 (scalarize_copy): Likewise.
23686 (scalarize_init): Likewise.
23687 (scalarize_ldst): Likewise.
23688 (todoflags): Remove.
23689 (tree_sra): Do not rebuild alias info.
23690 (tree_sra_early): Adjust.
23691 (pass_sra): Run TODO_update_address_taken before SRA.
23692 * tree-predcom.c (set_alias_info): Remove.
23693 (prepare_initializers_chain): Do not call it.
23694 (mark_virtual_ops_for_renaming): Adjust.
23695 (mark_virtual_ops_for_renaming_list): Remove.
23696 (initialize_root_vars): Adjust.
23697 (initialize_root_vars_lm): Likewise.
23698 (prepare_initializers_chain): Likewise.
23699 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23700 (may_propagate_copy_into_stmt): Likewise.
23701 (merge_alias_info): Do nothing for now.
23702 (propagate_tree_value_into_stmt): Adjust.
23703 (stmt_may_generate_copy): Likewise.
23704 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23705 not mark symbols for renaming.
23706 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23707 with the same statement, make sure to update the new pointed-to one.
23708 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23709 call statements, do not mark symbols for renaming.
23710 (mark_operand_necessary): Dump something.
23711 (ref_may_be_aliased): New function.
23712 (mark_aliased_reaching_defs_necessary_1): New helper function.
23713 (mark_aliased_reaching_defs_necessary): Likewise.
23714 (mark_all_reaching_defs_necessary_1): Likewise.
23715 (mark_all_reaching_defs_necessary): Likewise.
23716 (propagate_necessity): Do not process virtual PHIs. For
23717 non-aliased loads mark all reaching definitions as necessary.
23718 For aliased loads and stores mark the immediate dominating
23719 aliased clobbers as necessary.
23720 (visited): New global static.
23721 (perform_tree_ssa_dce): Free visited bitmap after propagating
23723 (remove_dead_phis): Perform simple dead virtual PHI removal.
23724 (remove_dead_stmt): Properly unlink virtual operands when
23726 (eliminate_unnecessary_stmts): Schedule PHI removal after
23728 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23729 (process_replaceable): Likewise.
23730 (find_replaceable_in_bb): Likewise.
23731 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23732 based on the single gimple vop.
23733 (verify_flow_insensitive_alias_info): Remove.
23734 (verify_flow_sensitive_alias_info): Likewise.
23735 (verify_call_clobbering): Likewise.
23736 (verify_memory_partitions): Likewise.
23737 (verify_alias_info): Likewise.
23738 (verify_ssa): Adjust..
23739 (execute_update_addresses_taken): Export. Update SSA
23740 manually. Optimize only when optimizing. Use a local bitmap.
23741 (pass_update_address_taken): Remove TODO_update_ssa, add
23743 (pass_update_address_taken): Just use TODO_update_address_taken.
23744 (init_tree_ssa): Do not initialize addressable_vars.
23745 (verify_ssa): Verify new VUSE / VDEF properties.
23746 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23747 Do not call verify_alias_info.
23748 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23749 Do not free the loaded and stored syms bitmaps. Reset the escaped
23750 and callused solutions. Do not free addressable_vars.
23751 Remove memory-tag related code.
23752 (warn_uninitialized_var): Aliases are always available.
23753 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23754 * lambda-code.c (can_put_in_inner_loop): Adjust.
23755 (can_put_after_inner_loop): Likewise.
23756 (perfect_nestify): Likewise.
23757 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23758 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23759 (vectorizable_conversion): Do not mark symbols for renaming.
23760 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23761 (expand_call_inline): Unlink the calls virtual operands before
23763 (tree_function_versioning): Do not call update_ssa if we are not
23764 updating clones. Simplify.
23765 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23766 (propagate_with_phi): Likewise..
23767 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23768 clobber code. Assert we are not aliased or global.
23769 * tree-flow.h: Include tree-ssa-alias.h
23770 (enum escape_type): Remove.
23771 (struct mem_sym_stats_d): Likewise.
23772 (struct mem_ref_stats_d): Likewise.
23773 (struct gimple_df): Add vop member. Remove global_var,
23774 call_clobbered_vars, call_used_vars, addressable_vars,
23775 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23776 escaped and callused members.
23777 (struct ptr_info_def): Remove all members, add points-to solution
23779 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23780 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23781 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23782 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23783 (tree-ssa-alias.o): Likewise.
23784 (toplev.o): Add tree-ssa-alias.h
23785 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23786 * gimple.c (gimple_set_bb): Fix off-by-one error.
23787 (is_gimple_reg): Do not handle memory tags.
23788 (gimple_copy): Also copy virtual operands.
23789 Delay updating the statement. Do not reset loaded and stored syms.
23790 (gimple_set_stored_syms): Remove.
23791 (gimple_set_loaded_syms): Likewise.
23792 (gimple_call_copy_skip_args): Copy the virtual operands
23793 and mark the new statement modified.
23794 * tree-ssa-structalias.c (may_alias_p): Remove.
23795 (set_uids_in_ptset): Take the alias set to prune with as
23796 parameter. Fold in the alias test of may_alias_p.
23797 (compute_points_to_sets): Compute whether a ptr is dereferenced
23798 in a local sbitmap.
23799 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23800 other ADDRESSOF constraints on the lhs.
23801 (get_constraint_for_component_ref): Assert that we don't get
23802 ADDRESSOF constraints from the base of the reference.
23803 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23804 (struct variable_info): Remove collapsed_to member.
23805 (get_varinfo_fc): Remove.
23806 (new_var_info): Do not set collapsed_to.
23807 (dump_constraint): Do not follow cycles.
23808 (dump_constraint_graph): Likewise.
23809 (build_pred_graph): Likewise.
23810 (build_succ_graph): Likewise.
23811 (rewrite_constraints): Likewise.
23812 (do_simple_structure_copy): Remove.
23813 (do_rhs_deref_structure_copy): Remove.
23814 (do_lhs_deref_structure_copy): Remove.
23815 (collapse_rest_of_var): Remove.
23816 (do_structure_copy): Re-implement.
23817 (pta_stats): New global variable.
23818 (dump_pta_stats): New function.
23819 (struct constraint_expr): Make offset signed.
23820 (UNKNOWN_OFFSET): Define special value.
23821 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23822 (solution_set_expand): New helper function split out from ...
23823 (do_sd_constraint): ... here.
23824 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23825 (do_ds_constraint): Likewise.
23826 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23827 and CALLUSED = *CALLUSED.
23828 (set_union_with_increment): Make inc argument signed.
23829 (type_safe): Remove.
23830 (get_constraint_for_ptr_offset): Handle unknown and negative
23832 (first_vi_for_offset): Handle offsets before start. Bail
23833 out early for offsets beyond the variable extent.
23834 (first_or_preceding_vi_for_offset): New function.
23835 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23836 Together with ESCAPED = *ESCAPED this properly computes reachability.
23837 (find_what_var_points_to): New function.
23838 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23839 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23840 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23841 pt_solutions_intersect): New functions.
23842 (compute_call_used_vars): Remove.
23843 (compute_may_aliases): New main entry into PTA computation.
23844 * gimple.h (gimple_p): New typedef.
23845 (struct gimple_statement_base): Remove references_memory_p.
23846 (struct gimple_statement_with_memory_ops_base): Remove
23847 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23849 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23850 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23851 gimple_set_references_memory): Remove.
23852 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23853 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23855 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23856 (verify_expr): Allow RESULT_DECL.
23857 (gimple_duplicate_bb): Do not copy virtual operands.
23858 (gimple_duplicate_sese_region): Adjust.
23859 (gimple_duplicate_sese_tail): Likewise.
23860 (mark_virtual_ops_in_region): Remove.
23861 (move_sese_region_to_fn): Do not call it.
23862 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23863 and pass_simple_dse.
23864 (execute_function_todo): Handle TODO_update_address_taken,
23865 call execute_update_addresses_taken for TODO_rebuild_alias.
23866 (execute_todo): Adjust.
23867 (execute_one_pass): Init dump files early.
23868 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23870 (create_general_new_stmt): Clear vops.
23871 * tree-ssa-reassoc.c (get_rank): Adjust.
23872 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23873 symbols for renaming.
23874 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23875 (PARAM_AVG_ALIASED_VOPS): Likewise.
23876 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23877 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23878 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23879 (operand_build_cmp, copy_virtual_operands,
23880 create_ssa_artificial_load_stmt, add_to_addressable_set,
23881 gimple_add_to_addresses_taken): Remove public functions.
23882 (unlink_stmt_vdef): New function.
23884 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23886 * config.gcc (powerpc-*-linux*): Merge variants.
23888 2009-04-02 Chao-ying Fu <fu@mips.com>
23889 James Grosbach <james.grosbach@microchip.com>
23891 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23892 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23894 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23895 keep_interrupts_masked_p, use_debug_exception_return_p.
23896 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23897 keep_interrupts_masked, use_debug_exception_return.
23898 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23899 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23901 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23902 (mips_print_operand): Process COP0 registers to print $0 .. $31
23903 correctly for GAS to process.
23904 (mips_interrupt_extra_call_saved_reg_p): New function.
23905 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23907 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23908 (mips_compute_frame_info): Add supports for interrupt context that
23909 includes doubleword accumulators and COP0 registers.
23910 (mips_for_each_saved_acc): New function.
23911 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23912 mips_for_each_saved_reg.
23913 (mips_save_reg): Save accumulators.
23914 (mips_kernel_reg_p): A new for_each_rtx callback.
23915 (mips_expand_prologue): Support interrupt handlers.
23916 (mips_restore_reg): Restore accumulators.
23917 (mips_expand_epilogue): Support interrupt handlers.
23918 (mips_can_use_return_insn): Return false for interrupt handlers.
23919 (mips_epilogue_uses): New function.
23920 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23921 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23922 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23923 cop0_move): New instructions.
23924 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23925 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23927 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23929 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23930 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23931 interrupt handlers, we use K0 as the temporary register.
23932 (EPILOGUE_USES): Change to a function call.
23933 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23934 handlers, we use K0 as the temporary register.
23936 * doc/extend.texi (Function Attributes): Document interrupt,
23937 use_shadow_register_set, keep_interrupts_masked,
23938 use_debug_exception_return for MIPS attributes.
23940 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23942 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23943 Remove a number of t-files from tmake_file.
23944 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23945 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23946 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23947 target_prototype, not TARGET_PROTOTYPE.
23948 (LINK_OS_GNU_SPEC): Define.
23949 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23950 and darwin-ldoubdle.c.
23952 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23955 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23956 (cpp_options): Ditto.
23957 (default_compilers): Ditto.
23958 (display_help): Ditto.
23959 (process_command): Ditto.
23960 (do_spec_1): Ditto.
23961 (set_input): Use lbasename instead of duplicate code.
23962 (save_temps_prefix): New static for -save-temps=obj.
23963 (save_temps_length): Ditto.
23965 * doc/invoke.texi (-save-temps=obj): Document new variant to
23966 -save-temps switch.
23968 2009-04-02 Jeff Law <law@redhat.com>
23970 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23973 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23975 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23976 * configure: Regenerated.
23978 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23980 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23981 share the argument list.
23983 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23987 2009-02-12 Diego Novillo <dnovillo@google.com>
23989 * varpool.c (debug_varpool): New.
23990 * cgraph.h (debug_varpool): Declare.
23992 2009-04-02 Jan Hubicka <jh@suse.cz>
23994 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23997 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23999 * config/i386/i386.c (ix86_abi): Move initialization to ...
24000 (override_options): Here.
24002 2009-04-02 Christian Bruel <christian.bruel@st.com>
24004 * config/sh/sh.c (sh_dwarf_register_span): New function.
24005 (TARGET_DWARF_REGISTER_SPAN): Define.
24006 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24008 2009-04-02 Ira Rosen <irar@il.ibm.com>
24010 PR tree-optimization/39595
24011 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24012 interleaved loads group is not greater than the SLP group size.
24014 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24016 * builtins.c (is_builtin_name): New.
24017 (called_as_built_in): Use is_builtin_name.
24018 * tree.h (is_builtin_name): New.
24019 * varasm.c (incorporeal_function_p): Use is_builtin_name
24021 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24023 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24025 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24028 * c-decl.c (clone_underlying_type): Move this ...
24029 * c-common.c (set_underlying_type): ... here.
24030 Also, make sure the function properly sets TYPE_STUB_DECL() on
24031 the newly created typedef variant type.
24032 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24033 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24036 2009-04-02 Richard Guenther <rguenther@suse.de>
24038 PR tree-optimization/37221
24039 * tree-flow.h (degenerate_phi_result): Declare.
24040 * tree-ssa-dom.c (degenerate_phi_result): Export.
24041 * tree-scalar-evolution.c (analyze_initial_condition): If
24042 the initial condition is defined by a degenerate PHI node
24043 use the degenerate value.
24045 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24047 PR rtl-optimization/39588
24048 * combine.c (merge_outer_ops): Do not set the constant when this
24050 (simplify_shift_const_1): Do not modify it either in this case.
24052 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24054 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24055 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24057 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24060 * c-lex.c (interpret_float): Default (no suffix) is double.
24062 2009-04-1 Xinliang David Li <davidxl@google.com>
24064 * config/i386/i386.c (legitimate_constant_p): Recognize
24065 all one vector constant.
24067 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24069 * config/vax/vax.c: Add #includes to silence warnings.
24070 Change #include order to silence two warnings.
24072 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24074 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24075 (ASM_SPEC): Pass -k to the assembler for PIC code.
24077 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24079 * config.gcc: Add vax-*-linux* to the switch.
24080 * config/vax/linux.h: New file. (TARGET_VERSION,
24081 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24083 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24085 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24086 Use predicate macros instead of GET_CODE() == foo.
24087 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24088 ashlsi3, rotrsi3, <unnamed>): Likewise.
24090 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24092 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24093 jbbccihi, jbbccisi): Remova trailing whitespace.
24094 * config/vax/constraints.md: Likewise.
24095 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24096 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24097 * config/vax/predicates.md: Likewise.
24098 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24099 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24100 * config/vax/vax.h: Likewise.
24101 * config/vax/vax.md (nonlocal_goto): Likewise.
24103 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24105 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24106 (indirectable_address_p, adjacent_operands_p): Add spaces around
24108 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24110 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24112 * config/vax/vax.c (legitimate_constant_address_p,
24113 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24114 index_term_p, reg_plus_index_p, legitimate_address_p,
24115 vax_mode_dependent_address_p): Update comments to match functions
24116 modified by the recent int->bool conversion.
24118 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24120 * config/vax/builtins.md: Update copyright message.
24121 * config/vax/constraints.md: Likewise.
24122 * config/vax/netbsd-elf.h: Likewise.
24123 * config/vax/predicates.md: Likewise.
24124 * config/vax/vax-protos.h: Likewise.
24125 * config/vax/vax.c: Likewise.
24126 * config/vax/vax.h: Likewise.
24127 * config/vax/vax.md: Likewise.
24128 * config/vax/vax.opt: Likewise.
24130 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24132 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24133 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24134 * config/vax/constraints.md (B, R): Likewise.
24135 * config/vax/predicates.md (external_memory_operand,
24136 nonimmediate_addsub_di_operand): Likewise.
24137 * config/vax/vax.c (vax_output_int_add): Likewise.
24138 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24139 untyped_call): Likewise.
24141 2009-04-01 Matt Thomas <matt@3am-software.com>
24143 * config/vax/predicates.md: New file.
24144 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24145 external_const_operand, nonsymbolic_operand, external_memory_operand,
24146 indirect_memory_operand, indexed_memory_operand,
24147 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24148 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24150 * config/vax/constraints.md: New file.
24151 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24153 * config/vax/builtins.md: New file.
24154 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24155 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24157 * config/vax/vax.opt (mqmath): Add option.
24158 * config/vax/vax.md (isfx): Extend with DI.
24159 (VAXintQH, VAXintQHSD): Define.
24160 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24161 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24162 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24163 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24164 (movdi): Update constraints and use vax_output_int_move().
24165 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24166 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24167 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24168 nonlocal_goto): New.
24169 (mov<mode>): Extend accepted operand types.
24170 (subdi3_old): Rename from subdi3, change update constraints and use
24171 a new implementation.
24172 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24173 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24174 MOVE_RATIO, CLEAR_RATIO): Define.
24175 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24176 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24177 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24178 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24179 (split_quadword_operands): Make static and really allow variable
24181 (print_operand_address): Update for PIC generation.
24182 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24183 indexable_address_p, fixup_mathdi_operand,
24184 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24185 (vax_float_literal, legitimate_constant_p,
24186 indirectable_constant_address_p, index_term_p,
24187 reg_plus_index_p): Return bool instead of int.
24188 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24190 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24192 (vax_output_conditional_branch): Indent.
24193 (legitimate_constant_address_p, indirectable_constant_address_p,
24194 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24195 vax_mode_dependent_address_p): Return bool instead of int, update for
24197 * config/vax/vax-protos.h (legitimate_constant_address_p,
24198 legitimate_constant_p, legitimate_address_p,
24199 vax_mode_dependent_address_p): Change declaration to bool.
24200 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24201 vax_expand_addsub_di_operands, vax_output_int_subtract,
24202 vax_output_movmemsi): Declare.
24203 (split_quadword_operands, vax_float_literal): Delete declaration.
24204 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24205 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24206 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24207 ASM_OUTPUT_DWARF_PCREL): Define.
24208 (ASM_SPEC): Change definition to allow PIC generation.
24210 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24212 * doc/sourcebuild.texi: Update front-end requirements.
24214 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24217 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24218 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24219 (booldi3_internal3): Use boolean_or_operator instead of
24222 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24225 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24226 declarator whose size is not an integer constant expression but
24227 folds to an integer constant, then treat it as a constant
24230 2009-04-01 Richard Guenther <rguenther@suse.de>
24232 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24233 i * 4 + 2 to (i * 2 + 1) * 2.
24235 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24238 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24239 return if c_parser_asm_string_literal returned NULL.
24241 2009-04-01 Nick Clifton <nickc@redhat.com>
24243 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24245 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24246 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24247 other typedefs to avoid conflicts with libgcc2.c. Define labels
24248 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24250 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24251 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24254 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24256 * varasm.c (default_function_rodata_section): Declare DOT as
24259 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24260 Andrey Galkin <agalkin@hypercom.com>
24263 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24264 Make object_name unique for each process.
24266 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24269 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24270 addressable variables in the parallel that could go out of scope while
24271 running queued tasks.
24273 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24275 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24276 (CASE_VALUES_THRESHOLD): Redefine.
24277 * config/avr/avr.c (avr_override_options): Remove initialization of
24278 avr_case_values_threshold variable.
24279 (avr_case_values_threshold): Remove variable. Add new function.
24280 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24281 * config/avr/avr.opt (mno-tablejump): Remove option.
24282 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24284 2009-04-01 DJ Delorie <dj@redhat.com>
24286 * varasm.c (default_function_rodata_section): Don't assume
24287 anything about where the first '.' in the section name is.
24289 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24291 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24292 rs6000_emit_stack_tie.
24294 2009-03-31 Ian Lance Taylor <iant@google.com>
24296 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24297 gimple_code with GIMPLE_RESX, not RESX.
24299 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24301 * c-common.c (c_get_ident): New.
24302 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24304 2009-04-01 Ben Elliston <bje@au.ibm.com>
24306 * config/rs6000/sysv4.opt (msdata): Improve option description.
24308 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24310 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24311 (divdf3_internal_lat): Remove.
24312 (divxf3_internal_lat): Remove.
24313 (divxf3_internal_thr): Remove.
24314 (divxf): Use divxf3_internal.
24315 * config/ia64/div.md (divsf3_internal_lat): New.
24316 (divdf3_internal_lat): New.
24317 (divxf3_internal): New.
24319 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24322 * Makefile.in (USE_GCC_STDINT): Define.
24323 (stmp-int-hdrs): Install stdint.h if applicable.
24324 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24326 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24327 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24328 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24329 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24330 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24331 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24332 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24333 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24334 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24335 (c_common_nodes_and_builtins): Initialize
24336 underlying_wchar_type_node. Do not initialize
24337 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24338 nodes for new types.
24339 (c_stddef_cpp_builtins): Define macros for new types.
24340 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24342 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24343 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24344 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24345 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24346 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24347 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24348 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24349 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24350 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24351 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24352 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24353 int16_type_node, int32_type_node, int64_type_node,
24354 uint8_type_node, uint16_type_node, c_uint32_type_node,
24355 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24356 int_least32_type_node, int_least64_type_node,
24357 uint_least8_type_node, uint_least16_type_node,
24358 uint_least32_type_node, uint_least64_type_node,
24359 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24360 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24361 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24362 uintptr_type_node): Define.
24363 * c-cppbuiltin.c (builtin_define_constants,
24364 builtin_define_type_minmax): New.
24365 (builtin_define_stdint_macros): Define more macros.
24366 (c_cpp_builtins): Define more limit macros.
24367 (type_suffix): New.
24368 (builtin_define_type_max): Define in terms of
24369 builtin_define_type_minmax. Remove is_long parameter. All
24371 * config.gcc (use_gcc_stdint): Define.
24372 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24373 Add newlib-stdint.h for generic targets.
24374 * config/glibc-stdint.h, config/newlib-stdint.h,
24375 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24376 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24377 * config/score/score.h (UINTPTR_TYPE): Define.
24378 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24379 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24380 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24381 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24382 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24383 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24384 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24385 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24386 * config/spu/spu.h (STDINT_LONG32): Define.
24387 * configure.ac (use_gcc_stdint): Substitute.
24388 * configure: Regenerate.
24389 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24390 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24391 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24392 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24393 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24394 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24395 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24396 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24397 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24398 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24399 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24400 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24401 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24402 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24403 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24404 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24405 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24406 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24407 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24408 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24409 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24410 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24411 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24412 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24413 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24414 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24415 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24416 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24417 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24419 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24421 * loop-iv.c (suitable_set_for_replacement): Renamed from
24422 simplify_using_assignment; changed to return bool and to accept new
24423 args DEST and SRC. Return true iff we find a source/destination pair
24424 that can be used to make a replacement, and fill SRC and DEST if so.
24425 Remove arg ALTERED. Don't deal with altered regs here. All callers
24427 (simplify_using_initial_values): Deal with altered regs here and track
24428 more precisely the effect they have on the validity of our expression.
24430 * loop-iv.c (simplify_using_condition): A condition of the form
24431 (EQ REG CONST) can be used to simply make a substitution.
24432 (simplify_using_initial_values): Keep track of conditions we have seen
24433 and keep using them to simplify new expressions, while applying the
24434 same substitutions to them as to the expression.
24436 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24437 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24440 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24441 changed. Use this when trying to improve the upper bound.
24442 Generate the comparison by using simplify_gen_relational.
24444 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24446 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24448 (simplify_using_assignment, simplify_using_initial_values): Call
24449 replace_in_expr to make replacements. Call replace_single_def_regs
24450 once on the initial version of the expression.
24452 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24455 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24457 2009-03-31 Richard Guenther <rguenther@suse.de>
24459 PR middle-end/31029
24460 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24461 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24463 2009-03-31 Richard Guenther <rguenther@suse.de>
24465 * tree.h (div_if_zero_remainder): Declare.
24466 * fold-const.c (div_if_zero_remainder): Export.
24467 * tree-ssa-forwprop.c
24468 (forward_propagate_addr_into_variable_array_index): Handle
24469 constant array index addition outside of the variable index.
24471 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24474 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24475 define_splits, floatunssi<mode>2): Require x87 conversions from
24476 DImode to be permitted.
24478 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24480 PR preprocessor/15638
24481 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24483 2009-03-31 Richard Guenther <rguenther@suse.de>
24485 PR middle-end/23401
24486 PR middle-end/27810
24487 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24488 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24489 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24490 a separate statement.
24491 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24492 (lookup_tmp_var): Likewise.
24493 (is_gimple_formal_tmp_or_call_rhs): Remove.
24494 (is_gimple_reg_or_call_rhs): Rename to ...
24495 (is_gimple_reg_rhs_or_call): ... this.
24496 (is_gimple_mem_or_call_rhs): Rename to ...
24497 (is_gimple_mem_rhs_or_call): ... this.
24498 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24499 DECL_GIMPLE_REG_P only if is_formal is true.
24500 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24501 for non-proper post-modify expression gimplification.
24502 (gimplify_self_mod_expr): For post-modify expressions gimplify
24503 the lvalue to a minimal lvalue.
24504 (rhs_predicate_for): Remove formal temp case.
24505 (gimplify_modify_expr_rhs): Likewise.
24506 (gimplify_addr_expr): Use is_gimple_reg.
24507 (gimplify_expr): Remove formal temp cases.
24508 (gimple_regimplify_operands): Likewise.
24509 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24510 and FILTER_EXPR like constants.
24511 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24513 (is_gimple_formal_tmp_rhs): Remove.
24514 (is_gimple_reg_rhs): Remove special casing.
24515 (is_gimple_mem_rhs): Fix.
24516 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24517 (is_gimple_formal_tmp_var): Remove.
24518 (is_gimple_formal_tmp_reg): Likewise.
24519 (is_gimple_min_lval): Allow invariant component ref parts.
24520 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24521 is_gimple_formal_tmp_reg): Remove declarations.
24522 * tree-cfg.c (verify_expr): Verify that variables with address
24523 taken do not have DECL_GIMPLE_REG_P set.
24524 * tree-mudflap.c (mf_build_check_statement_for): Use
24525 force_gimple_operand instead of gimplify_expr.
24527 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24529 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24530 schedulable rows to compute_split_row.
24532 2009-03-31 Ben Elliston <bje@au.ibm.com>
24535 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24538 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24540 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24541 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24542 * configure: Regenerate.
24543 * config.in: Regenerate.
24544 * config/rs6000/rs6000.opt (mtls-markers): Add.
24545 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24546 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24547 (tls_ld_aix, tls_ld_sysv): Likewise.
24548 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24549 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24551 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24553 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24555 2009-03-30 Jan Hubicka <jh@suse.cz>
24557 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24559 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24560 detection and label handling.
24562 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24564 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24565 left_conflicts_size.
24566 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24567 ALLOCNO_LEFT_CONFLICTS_SIZE.
24569 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24570 remove_allocno_from_bucket_and_push,
24571 allocno_spill_priority_compare, push_allocnos_to_stack,
24572 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24573 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24574 (setup_allocno_left_conflicts_num): Ditto. Rename to
24575 setup_allocno_left_conflicts_size.
24576 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24577 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24578 setup_allocno_left_conflicts_size instead of
24579 setup_allocno_left_conflicts_num.
24581 * ira-build.c (ira_create_allocno): Use
24582 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24583 ALLOCNO_LEFT_CONFLICTS_NUM.
24585 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24587 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24588 instead of DF_LR_OUT.
24590 * ira-lives.c (process_bb_node_lives): Ditto.
24592 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24593 instead of DF_LR_{OUT,IN}.
24595 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24597 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24599 2009-03-30 Jan Hubicka <jh@suse.cz>
24601 * except.c (label_to_region_map): Fix thinko.
24603 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24605 PR middle-end/38237
24606 * tree.h (tree_find_value): New declaration.
24607 * tree.c (tree_find_value): New function.
24608 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24610 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24613 * c-decl.c (struct c_binding): Add locus field.
24614 (bind): Add locus argument, set locus field from it.
24615 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24616 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24617 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24618 implicitly_declare, undeclared_variable, lookup_label,
24619 declare_label, c_make_fname_decl, c_builtin_function,
24620 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24623 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24626 * config/i386/i386.c (classify_argument): Check total size of
24629 2009-03-30 Martin Jambor <mjambor@suse.cz>
24631 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24632 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24633 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24636 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24637 seen_variable_array_ref while also traversing a union.
24639 * tree-inline.c (optimize_inline_calls): Do not call
24640 cgraph_node_remove_callees.
24641 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24642 (pass_remove_cgraph_callee_edges): New variable.
24643 * passes.c (init_optimization_passes): Add
24644 pass_remove_cgraph_callee_edges after early inlining and before all
24645 late intraprocedural passes.
24647 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24649 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24651 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24652 Fix typos in names.
24654 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24656 * combine.c (simplify_comparison): Use have_insn_for.
24657 * dojump.c (do_jump): Likewise.
24659 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24661 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24662 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24663 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24664 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24665 instead of sparc_compare_emitted.
24666 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24667 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24668 instead of sparc_compare_emitted.
24670 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24672 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24673 enter/exit cfglayout mode.
24674 (pass_partition_block): Require it.
24675 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24676 (combine_instructions): Track basic blocks instead of labels.
24677 (update_cfg_for_uncondjump): New.
24678 (try_combine): Use it. Update jumps after rescanning.
24679 (pass_combine): Require PROP_cfglayout.
24680 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24682 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24684 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24685 Provide/destroy PROP_cfglayout respectively.
24686 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24687 * tree-pass.h (PROP_cfglayout): New.
24689 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24691 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24692 fold_convert_const_fixed_from_fixed,
24693 fold_convert_const_fixed_from_int,
24694 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24695 set TREE_CONSTANT_OVERFLOW.
24696 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24697 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24699 2009-03-30 Ira Rosen <irar@il.ibm.com>
24701 * tree-vect-loop-manip.c: New file.
24702 * tree-vectorizer.c: Update documentation and included files.
24703 (vect_loop_location): Make extern.
24704 (rename_use_op): Move to tree-vect-loop-manip.c
24705 (rename_variables_in_bb, rename_variables_in_loop,
24706 slpeel_update_phis_for_duplicate_loop,
24707 slpeel_update_phi_nodes_for_guard1,
24708 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24709 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24710 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24711 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24712 find_loop_location): Likewise.
24713 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24714 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24715 get_vectype_for_scalar_type, vect_is_simple_use,
24716 supportable_widening_operation, supportable_narrowing_operation):
24718 (bb_in_loop_p): Move to tree-vect-loop.c.
24719 (new_loop_vec_info, destroy_loop_vec_info,
24720 reduction_code_for_scalar_code, report_vect_op,
24721 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24722 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24723 (vect_supportable_dr_alignment): Likewise.
24724 * tree-vectorizer.h (tree-data-ref.h): Include.
24725 (vect_loop_location): Declare.
24726 Reorganize function declarations according to the new file structure.
24727 * tree-vect-loop.c: New file.
24728 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24729 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24730 * tree-vect-data-refs.c: New file.
24731 * tree-vect-patterns.c (timevar.h): Don't include.
24732 * tree-vect-stmts.c: New file.
24733 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24734 tree-vect-slp.c, tree-vect-loop.c.
24735 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24736 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24737 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24738 (tree-vect-analyze.o): Remove.
24739 (tree-vect-transform.o): Likewise.
24740 (tree-vect-data-refs.o): Add rule.
24741 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24742 tree-vect-slp.o): Likewise.
24743 (tree-vect-patterns.o): Remove redundant dependencies.
24744 (tree-vectorizer.o): Likewise.
24745 * tree-vect-slp.c: New file.
24747 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24749 * optc-gen.awk: Warn if an option flag has multiple different
24752 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24754 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24755 -floop-block): Document dependences on PPL, CLooG and Graphite.
24757 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24759 PR rtl-optimization/323
24760 * c-common.c (c_fully_fold, convert_and_check,
24761 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24762 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24763 * c-common.def (EXCESS_PRECISION_EXPR): New.
24764 * c-cppbuiltin.c (builtin_define_float_constants): Define
24765 constants with enough digits for long double.
24766 * c-lex.c (interpret_float): Interpret constant with excess
24767 precision where appropriate.
24768 * c-opts.c (c_common_post_options): Set
24769 flag_excess_precision_cmdline. Give an error for
24770 -fexcess-precision=standard for C++ for processors where the
24771 option is significant.
24772 * c-parser.c (c_parser_conditional_expression): Handle excess
24773 precision in condition.
24774 * c-typeck.c (convert_arguments): Handle arguments with excess
24776 (build_unary_op): Move excess precision outside operation.
24777 (build_conditional_expr): Likewise.
24778 (build_compound_expr): Likewise.
24779 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24780 (build_modify_expr): Handle excess precision in RHS.
24781 (convert_for_assignment): Handle excess precision in converted
24783 (digest_init, output_init_element, process_init_element): Handle
24784 excess precision in initializer.
24785 (c_finish_return): Handle excess precision in return value.
24786 (build_binary_op): Handle excess precision in operands and add
24787 excess precision as needed for operation.
24788 * common.opt (-fexcess-precision=): New option.
24789 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24790 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24791 For standard excess precision, output explicit conversion to and
24792 truncation from XFmode.
24793 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24794 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24795 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24796 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24797 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24798 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24799 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24800 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24801 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24802 define_splits, sqrt<mode>2): Disable where appropriate for
24803 standard excess precision.
24804 * convert.c (convert_to_real): Do not shorten arithmetic to type
24805 for which excess precision would be used.
24806 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24807 * doc/invoke.texi (-fexcess-precision=): Document option.
24808 (-mfpmath=): Correct index entry.
24809 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24810 flag_excess_precision): New.
24811 * langhooks.c (lhd_post_options): Set
24812 flag_excess_precision_cmdline.
24813 * opts.c (common_handle_option): Handle -fexcess-precision=.
24814 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24815 init_excess_precision): New.
24816 (lang_dependent_init_target): Call init_excess_precision.
24817 * tree.c (excess_precision_type): New.
24818 * tree.h (excess_precision_type): Declare.
24820 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24823 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24824 non-lvalue to component.
24826 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24828 PR preprocessor/34695
24829 * Makefile.in (c-opts.o): Depend on c-tree.h.
24830 * c-common.c: Move down include of diagnostic.h.
24831 (done_lexing, c_cpp_error): New.
24832 * c-common.h (done_lexing): Declare.
24833 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24835 * c-opts.c: Include c-tree.h.
24836 (c_common_init_options): Set preprocessor error callback.
24837 (c_common_handle_option): Do not set preprocessor
24838 inhibit_warnings, warnings_are_errors, warn_system_headers,
24839 pedantic_errors or inhibit_warnings flags.
24840 (c_common_post_options): Do not check cpp_errors (parse_in).
24841 (c_common_finish): Do not output dependencies if there were
24842 errors. Do not check return value of cpp_finish.
24843 * c-ppoutput.c (pp_file_change): Set input_location.
24844 * c-tree.h (c_cpp_error): Declare.
24845 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24847 (diagnostic_build_prefix): Check override_column.
24848 * diagnostic.h (diagnostic_info): Add override_column field.
24849 (diagnostic_override_column): Define.
24851 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24853 * c-common.c (c_expand_expr, c_staticp): Remove.
24854 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24855 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24856 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24857 * c-gimplify.c (gimplify_compound_literal_expr,
24858 optimize_compound_literals_in_ctor): Remove.
24859 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24860 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24861 * c-semantics.c (emit_local_var): Remove.
24863 * langhooks-def.h (lhd_expand_expr): Remove.
24864 * langhooks.c (lhd_expand_expr): Remove.
24865 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24867 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24868 handling from c-semantics.c; don't call into langhook.
24869 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24870 * gimplify.c (gimplify_compound_literal_expr,
24871 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24872 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24873 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24874 as was done in c-gimplify.c.
24875 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24876 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24877 Move from c-common.h.
24878 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24880 * tree.c (staticp): Do not call langhook.
24881 * langhooks.c (lhd_staticp): Delete.
24882 * langhooks-def.h (lhd_staticp): Delete prototype.
24883 (LANG_HOOKS_STATICP): Delete.
24884 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24886 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24887 instead of DECL_STMTs.
24889 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24897 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24899 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24900 contained expression.
24901 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24902 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24903 conditional expressions for C.
24904 (decl_constant_value_for_optimization): Move from
24905 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24906 whether optimizing and that the expression is a VAR_DECL not of
24907 array type instead of doing such checks in the caller. Do not
24908 check pedantic. Call gcc_unreachable for C++.
24909 * c-common.def (C_MAYBE_CONST_EXPR): New.
24910 * c-common.h (c_fully_fold, c_save_expr,
24911 decl_constant_value_for_optimization): New prototypes.
24912 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24913 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24914 EXPR_INT_CONST_OPERANDS): Define.
24915 * c-convert.c (convert): Strip nops from expression.
24916 * c-decl.c (groktypename): Take extra parameters expr and
24917 expr_const_operands. Update call to grokdeclarator.
24918 (start_decl): Update call to grokdeclarator. Add statement for
24919 expressions used in type of decl.
24920 (grokparm): Update call to grokdeclarator.
24921 (push_parm_decl): Update call to grokdeclarator.
24922 (build_compound_literal): Add parameter non_const and build a
24923 C_MAYBE_COSNT_EXPR if applicable.
24924 (grokdeclarator): Take extra parameters expr and
24925 expr_const_operands. Track expressions used in declaration
24926 specifiers and declarators. Fold array sizes and track whether
24927 they are constant expressions and whether they are integer
24928 constant expressions.
24929 (parser_xref_tag): Set expr and expr_const_operands fields in
24931 (grokfield): Update call to grokdeclarator.
24932 (start_function): Update call to grokdeclarator.
24933 (build_null_declspecs): Set expr and expr_const_operands fields in
24935 (declspecs_add_type): Handle expressions in typeof specifiers.
24936 * c-parser.c (c_parser_declspecs): Set expr and
24937 expr_const_operands fields for declaration specifiers.
24938 (c_parser_enum_specifier): Likewise.
24939 (c_parser_struct_or_union_specifier): Likewise.
24940 (c_parser_typeof_specifier): Likewise. Update call to
24941 groktypename. Fold expression as needed. Return expressions with
24942 type instead of adding statements.
24943 (c_parser_attributes): Update calls to c_parser_expr_list.
24944 (c_parser_statement_after_labels): Fold expression before passing
24945 to objc_build_throw_stmt.
24946 (c_parser_condition): Fold expression.
24947 (c_parser_asm_operands): Fold expression.
24948 (c_parser_conditional_expression): Use c_save_expr. Update call
24949 to build_conditional_expr.
24950 (c_parser_alignof_expression): Update call to groktypename.
24951 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24952 original_code. Fold expression argument of va_arg. Create
24953 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24954 argument to va_arg. Update calls to groktypename. Fold array
24955 index for offsetof. Verify that first argument to
24956 __builtin_choose_expr has integer type.
24957 (c_parser_postfix_expression_after_paren_type): Update calls to
24958 groktypename and build_compound_literal. Handle expressions with
24959 side effects in type name.
24960 (c_parser_postfix_expression_after_primary): Update call to
24961 c_parser_expr_list. Set original_code for calls to
24962 __builtin_constant_p.
24963 (c_parser_expr_list): Take extra parameter fold_p. Fold
24964 expressions if requested.
24965 (c_parser_objc_type_name): Update call to groktypename.
24966 (c_parser_objc_synchronized_statement): Fold expression.
24967 (c_parser_objc_receiver): Fold expression.
24968 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24969 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24970 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24971 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24972 (struct c_typespec): Add elements expr and expr_const_operands.
24973 (struct c_declspecs): Add elements expr and expr_const_operands.
24974 (groktypename, build_conditional_expr, build_compound_literal):
24976 (in_late_binary_op): Declare.
24977 * c-typeck.c (note_integer_operands): New function.
24978 (in_late_binary_op): New variable.
24979 (decl_constant_value_for_broken_optimization): Move to c-common.c
24980 and rename to decl_constant_value_for_optimization.
24981 (default_function_array_conversion): Do not strip nops.
24982 (default_conversion): Do not call
24983 decl_constant_value_for_broken_optimization.
24984 (build_array_ref): Do not fold result.
24985 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24986 result when operand is a VLA.
24987 (c_expr_sizeof_type): Update call to groktypename. Handle
24988 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24989 result when operand names a VLA type.
24990 (build_function_call): Update call to build_compound_literal.
24991 Only fold result for calls to __builtin_* functions. Strip
24992 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24993 the function designator.
24994 (convert_arguments): Fold arguments. Update call to
24995 convert_for_assignment.
24996 (build_unary_op): Handle increment and decrement of
24997 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24998 decrement earlier. Fold operand of increment and decrement.
24999 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25000 built for integer operand. Wrap returns that are INTEGER_CSTs
25001 without being integer constant expressions or that have integer
25002 constant operands without being INTEGER_CSTs.
25003 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25004 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25005 result is an integer constant expression or can be used in
25006 unevaluated parts of one and avoid folding and wrap as
25007 appropriate. Fold operands before possibly doing -Wsign-compare
25009 (build_compound_expr): Wrap result for C99 if operands can be used
25010 in integer constant expressions.
25011 (build_c_cast): Update call to digest_init. Do not ignore
25012 overflow from casting floating-point constants to integers. Wrap
25013 results that could be confused with integer constant expressions,
25014 null pointer constants or floating-point constants.
25015 (c_cast_expr): Update call to groktypename. Handle expressions
25016 included in type name.
25017 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25018 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25019 Update calls to convert_for_assignment.
25020 (convert_for_assignment): Take new parameter
25021 null_pointer_constant. Do not strip nops or call
25022 decl_constant_value_for_broken_optimization. Set
25023 in_late_binary_op for conversions to boolean.
25024 (store_init_value): Update call to digest_init.
25025 (digest_init): Take new parameter null_pointer_constant. Do not
25026 call decl_constant_value_for_broken_optimization. pedwarn for
25027 initializers not constant expressions. Update calls to
25028 convert_for_assignment.
25029 (constructor_nonconst): New.
25030 (struct constructor_stack): Add nonconst element.
25031 (really_start_incremental_init, push_init_level, pop_init_level):
25032 Handle constructor_nonconst and nonconst element.
25033 (set_init_index): Call constant_expression_warning for array
25035 (output_init_element): Fold value. Set constructor_nonconst as
25036 applicable. pedwarn for initializers not constant expressions.
25037 Update call to digest_init. Call constant_expression_warning
25038 where constant initializers are required.
25039 (process_init_element): Use c_save_expr.
25040 (c_finish_goto_ptr): Fold expression.
25041 (c_finish_return): Fold return value. Update call to
25042 convert_for_assignment.
25043 (c_start_case): Fold switch expression.
25044 (c_process_expr_stmt): Fold expression.
25045 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25046 ensure statement expression is not evaluated in constant expression.
25047 (build_binary_op): Track whether results are integer constant
25048 expressions or may occur in such, disable folding and wrap results
25049 as applicable. Fold operands for -Wsign-compare warnings unless
25051 (c_objc_common_truthvalue_conversion): Handle results folded to
25052 integer constants that are not integer constant expressions.
25053 * doc/extend.texi: Document when typeof operands are evaluated,
25054 that condition of __builtin_choose_expr is an integer constant
25055 expression, and more about use of __builtin_constant_p in
25058 2009-03-29 Richard Guenther <rguenther@suse.de>
25060 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25061 propagate addresses of array references.
25063 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25065 * regmove.c (perhaps_ends_bb_p): Remove.
25066 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25067 from INSN and check that the main loop stays within that basic block.
25068 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25069 (regmove_forward_pass): Split out from regmove_optimize. Use
25070 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25071 (regmove_backward_pass): Split out from regmove_optimize. Use
25072 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25073 (regmove_optimize): Simplify.
25075 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25078 * config/i386/i386.c (classify_argument): Ignore flexible array
25079 member in struct and warn ABI change.
25081 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25083 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25085 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25086 (ix86_adjust_cost): Updated.
25088 2009-03-29 Jan Hubicka <jh@suse.cz>
25090 PR middle-end/28850
25091 * tree-pass.h (pass_cleanup_eh): New function.
25092 (remove_unreachable_regions): Break code handling RTL
25093 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25094 that can not be reached by runtime.
25095 (can_be_reached_by_runtime): New function.
25096 (label_to_region_map): New function.
25097 (num_eh_regions): New function.
25098 (rtl_remove_unreachable_regions): New function.
25099 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25100 (remove_eh_region): New function.
25101 * except.h: Include sbitmap and vecprim.
25102 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25103 num_eh_regions): Declare.
25104 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25105 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25106 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25107 (tree_empty_eh_handler_p): New function.
25108 (cleanup_empty_eh): New function.
25109 (cleanup_eh): New function.
25110 (pass_cleanup_eh): New function.
25112 2009-03-29 Jan Hubicka <jh@suse.cz>
25114 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25115 for removed regions.
25117 2009-03-29 Jan Hubicka <jh@suse.cz>
25119 * except.c (dump_eh_tree): Dump all datastructures.
25121 2009-03-29 Jan Hubicka <jh@suse.cz>
25123 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25124 (duplicate_eh_regions_1): Likewise.
25125 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25126 vector; call EH verification.
25127 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25128 Be ready for region being removed.
25130 2009-03-29 Jan Hubicka <jh@suse.cz>
25132 * bitmap.c (bitmap_last_set_bit): New function.
25133 * bitmap.h (bitmap_last_set_bit): Declare.
25135 2009-03-29 David Ayers <ayers@fsfe.org>
25138 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25139 by calling objc_compare_types and surpress warnings about
25140 incompatible C pointers that are compatible ObjC pointers.
25142 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25144 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25145 call initialize_inline_failed.
25146 (initialize_inline_failed): Move it from here ...
25147 * cgraph.c (initialize_inline_failed): ... to here.
25148 (cgraph_create_edge): Call initialize_inline_failed rather than
25149 setting inline_failed directly.
25151 2009-03-29 Ben Elliston <bje@au.ibm.com>
25154 * sysv4.opt (msdata): Improve comment.
25155 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25156 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25158 2009-03-29 Ben Elliston <bje@au.ibm.com>
25161 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25162 load and store attributes.
25164 2009-03-29 Ben Elliston <bje@au.ibm.com>
25166 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25167 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25168 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25169 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25170 __builtin_infq and __builtin_huge_valq.
25172 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25174 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25176 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25177 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25179 2009-03-28 Xinliang David Li <davidxl@google.com>
25181 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25182 (do_dbg_cnt): New function.
25184 2009-03-28 Jan Hubicka <jh@suse.cz>
25186 Merge from pretty-ipa:
25188 2009-03-27 Jan Hubicka <jh@suse.cz>
25190 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25191 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25192 * passes.c (function_called_by_processed_nodes_p): New.
25193 * ipa-pure-const.c (check_call): Fix handling of operands.
25194 (analyze_function): Dump debug output for skipped bodies.
25195 (local_pure_const): Use function_called_by_processed_nodes_p.
25196 * dwarf2out.c (reference_to_unused): Use output.
25197 * passes.c (do_per_function_toporder): Likewise.
25199 2008-11-12 Jan Hubicka <jh@suse.cz>
25201 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25202 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25203 state_set_in_source enum
25204 (check_decl): Ignore memory tags; do not set fake looping flags;
25206 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25207 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25208 (check_call, analyze_function): Rewrite.
25210 (add_new_function): Update call of analyze_function.
25211 (generate_summary): Add call of analyze_function.
25212 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25213 (local_pure_const): New function.
25214 (pass_local_pure_const): New pass.
25215 * ipa-inline.c (inline_transform): Set after_inlining.
25216 * tree-eh.c (stmt_can_throw_external): New.
25217 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25218 work with aliasing built.
25219 * tree-flow.h (stmt_can_throw_external): New.
25220 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25221 and local pure/const pass in early and late optimization queue.
25223 2009-03-28 Martin Jambor <mjambor@suse.cz>
25225 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25227 (fold_binary): Allow function decl aligment consideration is the
25228 second argument is integer constant one.
25229 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25230 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25231 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25233 2009-03-28 Jan Hubicka <jh@suse.cz>
25235 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25236 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25237 * function.h (rtl_data): Add nothrow flag.
25238 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25239 set DECL_NOTHROW for AVAILABLE functions.
25241 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25243 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25244 following vector keyword has expansion starting with pixel or bool
25245 keyword, expand vector to __vector and pixel or bool to __pixel or
25249 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25250 warn_if_disallowed_function_p): Removed.
25251 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25252 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25253 warning_if_disallowed_function_p.
25254 * flags.h (warn_if_disallowed_function_p,
25255 warn_disallowed_functions): Removed.
25256 * common.opt (Wdisallowed-function-list=): Removed.
25257 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25259 2009-03-28 Richard Guenther <rguenther@suse.de>
25261 PR tree-optimization/38723
25262 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25265 2009-03-28 Jan Hubicka <jh@suse.cz>
25267 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25268 test introduced by my previous patch.
25270 2009-03-28 Richard Guenther <rguenther@suse.de>
25272 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25273 the PHIs value undefined.
25275 2009-03-28 Jan Hubicka <jh@suse.cz>
25277 * tree-pass.h (pass_fixup_cfg): New pass.
25278 * ipa-inline.c (inline_transform): Set
25279 always_inline_functions_inlined/after_inlining.
25280 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25281 (pass_fixup_cfg): New pass.
25282 * passes.c (init_optimization_passes): Add fixup_cfg.
25284 2009-03-28 Richard Guenther <rguenther@suse.de>
25286 PR tree-optimization/38458
25287 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25288 argument use the arguments copy-of value.
25290 2009-03-28 Richard Guenther <rguenther@suse.de>
25292 PR tree-optimization/38180
25293 * tree-ssa-ccp.c (get_default_value): Simplify.
25294 (likely_value): Likewise.
25295 (surely_varying_stmt_p): Properly handle VOP case.
25296 (ccp_initialize): Likewise.
25297 (ccp_fold): Handle propagating through *&.
25298 (fold_const_aggregate_ref): Also handle decls.
25300 2009-03-28 Jan Hubicka <jh@suse.cz>
25302 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25303 * cgraph.h (cgraph_node): Likewise.
25304 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25305 (cgraph_reset_node): Use process flag.
25306 (cgraph_mark_functions_to_output): Likewise.
25307 (cgraph_expand_function): Likewise.
25308 (cgraph_expand_all_functions): Likewise.
25309 (cgraph_output_in_order): Likewise.
25310 * dwarf2out.c (reference_to_unused): Likewise.
25311 * passes.c do_per_function_toporder): Likewise.
25313 2009-03-28 Jan Hubicka <jh@suse.cz>
25315 Bring from lto-branch:
25317 2008-09-03 Doug Kwan <dougkwan@google.com>
25319 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25320 enums instead of reason strings.
25321 * cgraph.c (cgraph_create_edge): Same.
25322 (cgraph_inline_failed_string): New function.
25323 * cgraph.h (cgraph_inline_failed_t): New enum type.
25324 (cgraph_inline_failed_string): New prototype.
25325 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25326 char pointer to cgraph_inline_failed_t.
25327 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25328 (cgraph_default_inline_p): Ditto.
25329 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25330 to cgraph_inline_failed_t pointer.
25331 * cif-code.def: New file.
25332 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25334 (cgraph_check_inline_limits): Change type of REASON to pointer to
25335 cgraph_inline_failed_t. Replace reason strings with enums.
25336 (cgraph_default_inline_p): Ditto.
25337 (cgraph_recursive_inlining_p): Ditto.
25338 (update_caller_keys): Change type of FAILED_REASON to
25339 cgraph_inline_failed_t.
25340 (cgraph_set_inline_failed): Change type of REASON to pointer to
25341 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25342 convert enums to strings for text output.
25343 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25344 to be of type cgraph_inline_failed_t. Replace reason strings with
25345 enums. Call cgraph_inline_failed_string to covert enums
25346 to strings for text output.
25347 (cgraph_decide_inlining): Replace reason strings with enums.
25348 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25349 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25351 * tree-inline.c (expand_call_inline): Change type of REASON
25352 to cgraph_inline_failed_t. Replace reason strings with enums.
25353 Call cgraph_inline_failed_string for text output.
25354 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25357 2009-03-28 Jan Hubicka <jh@suse.cz>
25359 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25360 cgraph_clone_node): Remove master clone handling.
25361 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25362 * cgraph.h (master_clone): Remove.
25363 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25364 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25365 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25367 2009-03-28 Jan Hubicka <jh@suse.cz>
25369 * cgraph.c (cgraph_function_body_availability): Functions declared
25370 inline are always safe to assume that it is not going to be replaced.
25372 2009-03-28 Richard Guenther <rguenther@suse.de>
25374 PR tree-optimization/38513
25375 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25376 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25377 EXC_PTR_EXPR and FILTER_EXPR.
25378 (get_ref_from_reference_ops): Likewise.
25380 2009-03-28 Richard Guenther <rguenther@suse.de>
25382 PR tree-optimization/38968
25383 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25384 Use FLOOR_MOD_EXPR to compute misalignment.
25386 2009-03-28 Richard Guenther <rguenther@suse.de>
25388 PR tree-optimization/37795
25389 * tree.h (combine_comparisons): Declare.
25390 * fold-const.c (combine_comparisons): Export.
25391 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25393 (ifcombine_iforif): Use combine_comparisons.
25395 2009-03-28 Jan Hubicka <jh@suse.cz>
25397 * tree-eh.c (inlinable_call_p): New function.
25398 (make_eh_edges): Use it.
25399 (verify_eh_edges): Use it.
25400 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25401 * except.c (reachable_next_level): Add inlinable_function argument
25402 (sjlj_find_directly_reachable_regions): Update.
25403 (add_reachable_handler): Do not set saw_any_handlers.
25404 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25405 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25406 Add new inlinable call parameter.
25407 (can_throw_internal, can_throw_external): Update.
25408 * except.h (can_throw_internal_1, can_throw_external_1,
25409 foreach_reachable_handler): Update declaration.
25411 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25413 * config/arm/t-arm-coff, config/h8300/coff.h,
25414 config/i386/i386-aout.h, config/i386/i386-coff.h,
25415 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25416 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25417 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25418 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25419 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25420 sys-types.h: Remove.
25421 * Makefile.in: Remove protoize and fixproto support and references
25423 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25424 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25426 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25427 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25428 unprotoize$(exeext).
25429 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25430 (.PHONY): Don't depend on proto.
25431 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25432 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25433 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25434 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25435 build/gen-protos.o, build/scan.o, xsys-protos.h,
25436 build/fix-header$(build_exeext), build/fix-header.o,
25437 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25438 stmp-install-fixproto): Remove.
25439 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25440 SYSCALLS.c or fixproto files.
25441 (install-common): Don't install protoize.
25442 (install-headers-tar, install-headers-cpio, install-headers-cp):
25443 Don't depend on $(STMP_FIXPROTO).
25444 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25445 install fixproto files or write out fixproto settings.
25446 (uninstall): Don't uninstall protoize.
25447 * config.gcc (use_fixproto): Remove.
25448 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25449 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25450 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25451 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25452 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25453 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25454 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25455 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25456 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25457 * config/t-vxworks (STMP_FIXPROTO): Remove.
25458 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25459 STMP_FIXPROTO): Remove.
25460 * config.in, configure: Regenerate.
25461 * crtstuff.c (gid_t, uid_t): Don't undefine.
25462 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25463 (arm-*-coff, arm-*-aout: Remove target entries.
25464 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25465 Remove mention of AIX 4.1.
25466 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25467 * doc/invoke.texi (Running Protoize): Remove.
25468 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25469 (Protoize Caveats): Remove.
25470 * tsystem.h: Update comments on headers assumed to exist.
25472 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25474 * genautomata.c: Add a new year to the copyright. Add a new
25476 (struct insn_reserv_decl): Add comments for member bypass_list.
25477 (find_bypass): Remove.
25478 (insert_bypass): New.
25479 (process_decls): Use insert_bypass.
25480 (output_internal_insn_latency_func): Output all bypasses with the
25481 same input insn in one switch case.
25483 * rtl.def (define_bypass): Describe bypass choice.
25484 * doc/md.texi (define_bypass): Ditto.
25486 2009-03-27 Richard Guenther <rguenther@suse.de>
25488 * gimplify.c (mark_addressable): Export.
25489 * tree-flow.h (mark_addressable): Declare.
25490 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25491 * tree-ssa.c (verify_phi_args): Verify that address taken
25492 variables have TREE_ADDRESSABLE set.
25494 2009-03-27 Richard Guenther <rguenther@suse.de>
25496 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25497 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25498 Do not mark decls TREE_ADDRESSABLE.
25499 (build_fold_addr_expr): Adjust.
25500 (fold_addr_expr): Remove.
25501 (fold_unary): Use build_fold_addr_expr.
25502 (fold_comparison): Likewise.
25503 (split_address_to_core_and_offset): Likewise.
25504 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25506 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25507 (gimplify_modify_expr_to_memcpy): Mark source and destination
25509 * omp-low.c (create_omp_child_function): Mark the object decl
25511 (lower_rec_input_clauses): Mark the var we take the address of
25513 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25515 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25517 PR middle-end/39315
25518 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25519 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25521 2009-03-27 Richard Guenther <rguenther@suse.de>
25523 PR tree-optimization/39120
25524 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25526 (handle_lhs_call): Process return constraints. Add escape
25527 constraints if necessary.
25528 (handle_const_call): Fill out return constraints. Make nested
25529 case more precise. Avoid consttmp if possible.
25530 (handle_pure_call): Fill out return constraints. Avoid
25531 callused if possible.
25532 (find_func_aliases): Simplify call handling.
25534 2009-03-27 Richard Guenther <rguenther@suse.de>
25536 PR tree-optimization/39120
25537 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25538 as a representative.
25539 (solve_graph): Do propagate CALLUSED.
25540 (handle_pure_call): Use a scalar constraint from CALLUSED for
25542 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25545 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25548 * c-common.c (handle_aligned_attribute): Properly check alignment
25549 overflow. Use (1U << i) instead of (1 << i).
25551 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25553 * expr.h (get_mem_align_offset): Updated.
25555 * tree.h (tree_decl_common): Change align to "unsigned int" and
25556 move it before pointer_alias_set.
25558 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25559 Jakub Jelinek <jakub@redhat.com>
25562 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25563 gr_register_operand with gr_reg_or_0_operand.
25564 (cmpxchg_rel_di): Likewise.
25565 (sync_lock_test_and_set<mode>): Likewise.
25567 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25569 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25570 (true_regnum): Likewise.
25572 * rtlanal.c (subreg_info): Moved to ...
25573 * rtl.h (subreg_info): Here. New.
25574 (subreg_get_info): New.
25576 * rtlanal.c (subreg_get_info): Make it extern.
25578 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25581 * config/i386/i386.c (ix86_abi): New.
25582 (override_options): Handle -mabi=.
25583 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25584 (ix86_call_abi_override): Likewise.
25585 (init_cumulative_args): Likewise.
25586 (function_arg_advance): Likewise.
25587 (function_arg_64): Likewise.
25588 (function_arg): Likewise.
25589 (ix86_pass_by_reference): Likewise.
25590 (ix86_function_value_regno_p): Likewise.
25591 (ix86_build_builtin_va_list_abi): Likewise.
25592 (setup_incoming_varargs_64): Likewise.
25593 (is_va_list_char_pointer): Likewise.
25594 (ix86_init_machine_status): Likewise.
25595 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25596 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25597 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25598 (ix86_function_abi): Make it static and return enum calling_abi.
25599 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25601 (ix86_fn_abi_va_list): Updated.
25603 * config/i386/i386.h (ix86_abi): New.
25604 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25605 (CONDITIONAL_REGISTER_USAGE): Likewise.
25606 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25607 (machine_function): Likewise.
25609 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25611 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25612 (STACK_BOUNDARY): Likewise.
25613 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25615 * config/i386/i386.opt (mabi=): New.
25617 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25618 return enum calling_abi.
25619 (ix86_function_type_abi): Likewise.
25620 (ix86_function_abi): Removed.
25622 * doc/invoke.texi: Document -mabi= option for x86.
25624 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25626 * builtins.c (real_dconstp): Delete.
25627 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25629 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25630 Jakub Jelinek <jakub@redhat.com>
25633 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25634 (gen_subprogram_die): When a function is explicit, generate the
25635 DW_AT_explicit attribute.
25636 * langhooks.h (struct lang_hooks_for_decls): Add
25637 function_decl_explicit_p langhook.
25638 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25639 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25641 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25643 * builtins.c (fold_builtin_memory_op): Optimize memmove
25644 into memcpy if we can prove source and destination don't overlap.
25646 * tree-inline.c: Include gt-tree-inline.h.
25647 (clone_fn_id_num): New variable.
25648 (clone_function_name): New function.
25649 (tree_function_versioning): Use it.
25650 * Makefile.in (GTFILES): Add tree-inline.c.
25652 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25654 * BASE-VER: Change to 4.5.0.
25656 2009-03-27 Xinliang David Li <davidxl@google.com>
25658 PR tree-optimization/39557
25659 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25661 2009-03-27 Xinliang David Li <davidxl@google.com>
25663 PR tree-optimization/39548
25664 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25667 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25669 * c-common.c (pointer_int_sum): Use %wd on return from
25672 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25674 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25675 on return from tree_low_cst.
25677 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25680 * ginclude/stdarg.h (va_copy): Define also for
25681 __GXX_EXPERIMENTAL_CXX0X__.
25683 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25686 * builtins.h (c_strlen): Do not warn here.
25687 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25688 * c-common.c (pointer_int_sum): Take an explicit location.
25689 Warn about offsets out of bounds.
25690 * c-common.h (pointer_int_sum): Adjust declaration.
25692 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25694 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25697 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25700 * opts.c (warn_if_disallowed_function_p): Don't assume
25701 get_callee_fndecl must return non-NULL.
25703 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25705 PR rtl-optimization/39522
25706 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25707 when reg_reloaded_valid is set.
25709 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25711 * config/spu/divv2df3.c: New file.
25712 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25713 (DPBIT_FUNCS): Filter out _div_df.
25715 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25717 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25718 a jump insn, count that jump in the distance to the loop start.
25720 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25723 * config/sh/sh.c (calc_live_regs): Fix condition for global
25724 registers except PIC_OFFSET_TABLE_REGNUM.
25726 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25729 * doc/invoke.texi (-mconsole): New.
25731 (-mno-cygwin): New.
25733 (-mnop-fun-dllimport): New.
25737 (sub section "i386 and x86-64 Windows Options"): New.
25739 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25741 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25742 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25744 2009-03-25 Richard Guenther <rguenther@suse.de>
25746 PR middle-end/39497
25747 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25750 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25752 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25753 neither of haifa/selective schedulers are working.
25755 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25757 * doc/invoke.texi (Debugging Options): Fix description of
25758 -fno-merge-debug-strings.
25760 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25762 * config/cris/libgcc.ver: New version-script.
25763 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25765 * configure.ac <GAS features, nop mnemonic>: Add pattern
25766 crisv32-*-* for "nop".
25767 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25768 * configure: Regenerate.
25770 2009-03-24 Ira Rosen <irar@il.ibm.com>
25772 PR tree-optimization/39529
25773 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25774 mark_sym_for_renaming for the tag copied to the new vector
25777 2009-03-24 Arthur Loiret <aloiret@debian.org>
25779 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25780 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25781 EXTRA_SPEC_FUNCTIONS.
25782 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25783 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25784 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25785 -march and -mtune options.
25787 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25789 * config/m68k/t-rtems: Add m5329 multilib.
25791 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25792 Jakub Jelinek <jakub@redhat.com>
25795 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25798 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25801 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25802 instead of c_parser_expression_conv, if original_code isn't one of the
25803 4 allowed comparison codes, fail.
25805 2009-03-23 Richard Guenther <rguenther@suse.de>
25807 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25808 * tree.h (struct tree_type): Likewise.
25809 * reload.h (struct insn_chain): Likewise.
25810 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25811 * function.h (struct function): Likewise.
25812 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25814 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25816 PR tree-optimization/39516
25817 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25819 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25821 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25822 should be set true if BITS_PER_WORD of target is bigger than 32
25824 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25826 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25827 Translate -B-options to -rpath-link. Correct existing
25828 rpath-link and conditionalize on !nostdlib.
25830 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25832 * doc/extend.texi (Function Attributes, Variable Attributes):
25834 * doc/invoke.texi (Debugging Options, Optimize Options)
25835 (i386 and x86-64 Options, MCore Options): Likewise.
25837 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25840 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25841 it for block local namespace aliases.
25842 (gen_decl_die): Pass context_die to gen_namespace_die.
25844 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25847 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25848 minimum or maximum value.
25850 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25852 * reginfo.c (globalize_reg): Recompute derived reg sets.
25854 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25857 * libgcc2.c (mprotect): Do not use signed arguments for
25858 VirtualProtect, use DWORD arguments. Also fix the 'may
25859 be used uninitialized' warning for the np variable.
25861 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25864 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25865 functions using regparm calling conventions when not optimizing.
25866 (ix86_function_sseregparm): Similarly for sseregparm calling
25869 2009-03-19 Li Feng <nemokingdom@gmail.com>
25871 PR middle-end/39500
25872 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25873 dependence if the first conflict is after niter iterations.
25875 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25877 PR middle-end/38609
25878 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25879 functions with dynamic stack-pointer adjustments.
25881 2009-03-19 Ben Elliston <bje@au.ibm.com>
25883 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25884 option; change to -msdata=data.
25886 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25888 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25891 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25894 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25896 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25898 * doc/invoke.texi (Code Gen Options): Expand discussion of
25901 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25903 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25904 * matrix-reorg.c (struct matrix_info): Likewise.
25905 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25906 * rtl.h (struct mem_attrs): Likewise.
25907 * df.h (struct df): Likewise.
25908 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25909 * ira-int.h (struct ira_allocno): Likewise.
25910 * df-scan.c (struct df_collection_rec): Likewise.
25911 * ira.c (struct equivalence): Likewise.
25912 * function.c (struct temp_slot): Likewise.
25913 * cfgloop.h (struct loop): Likewise.
25916 * function.c (use_register_for_decl): When not optimizing, disregard
25917 register keyword for variables with types containing methods.
25919 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25921 PR middle-end/39447
25922 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25923 (is_simple_operand): Call contains_component_ref_p before calling data
25924 reference analysis that would fail on COMPONENT_REFs.
25926 * tree-vrp.c (search_for_addr_array): Fix formatting.
25928 2009-03-18 Richard Guenther <rguenther@suse.de>
25930 * tree-vect-transform.c (vect_loop_versioning): Fold the
25931 generated comparisons.
25932 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25933 (slpeel_tree_peel_loop_to_edge): Likewise.
25935 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25937 PR middle-end/37805
25938 * opts.c (print_specific_help): In addition to `undocumented',
25939 accept `separate' and `joined' flags if passed alone. Describe
25940 output by the first matched one of those.
25941 (common_handle_option): Skip over empty strings.
25942 * gcc.c (display_help): Fix help string for `--help='.
25943 * doc/invoke.texi (Option Summary, Overall Options): With
25944 `--help=', classes and qualifiers can both be repeated, but
25945 only the latter can be negated. One should not pass only
25946 negated qualifiers. Fix markup and examples.
25949 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25950 PR middle-end/37805
25951 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25952 and -fhelp=separate.
25954 2009-03-17 Jing Yu <jingyu@google.com>
25956 PR middle-end/39378
25957 * function.h (struct rtl_data): Move is_thunk from here...
25958 (struct function): ...to here.
25959 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25960 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25962 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25964 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25965 (alpha_output_function_end_prologue): Likewise.
25966 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25967 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25968 (rs6000_output_function_epilogue): Likewise.
25969 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25971 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25974 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25975 from different units in a single alternative.
25976 (*truncdfsf_i387): Ditto.
25977 (*truncxfsf2_mixed): Ditto.
25978 (*truncxfdf2_mixed): Ditto.
25980 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25982 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25983 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25986 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25987 unused non-artificial variables when not optimizing.
25990 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25991 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25992 NAMESPACE_DECL in its DECL_INITIAL.
25994 PR middle-end/39443
25995 * optabs.c (set_user_assembler_libfunc): New function.
25996 * expr.h (set_user_assembler_libfunc): New prototype.
25997 * c-common.c: Include libfuncs.h.
25998 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25999 for memcmp, memset, memcpy, memmove and abort.
26000 * Makefile.in (c-common.o): Depend on libfuncs.h.
26003 * dwarf2out.c (gen_inlined_enumeration_type_die,
26004 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26005 gen_tagged_type_instantiation_die): Removed.
26006 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26009 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26012 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26014 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26015 (check-parallel-%): Ditto.
26016 (check-consistency): Ditto.
26018 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26020 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26021 local variable rhs by NULL_TREE.
26023 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26026 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26028 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26031 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26033 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26036 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26037 for ms->sysv ABI calls only in 64bit mode.
26039 * config/i386/i386.md (untyped_call): Support 32bit.
26041 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26043 * doc/extend.texi: Replace x86_65 with x86_64.
26045 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26047 PR tree-optimization/39455
26048 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26049 mismatches for POINTER_TYPE_P (type).
26050 (number_of_iterations_le): Likewise.
26052 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26054 * config/picochip/picochip.c: Removed profiling support.
26055 * config/picochip/picochip.md: Removed profiling instruction.
26056 * config/picochip/picochip.h: Removed profiling builtin.
26058 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26060 * doc/install.texi (--with-host-libstdcxx): Document.
26062 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26065 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26066 generate a warning if the function name does not begin with
26067 "__vector" and the function has either the 'signal' or 'interrupt'
26068 attribute, from here to ...
26069 (avr_declare_function_name): ...here. New function.
26070 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26071 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26073 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26076 * cse.c (fold_rtx): Don't modify original const_arg1 when
26077 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26078 separate variable instead.
26079 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26080 from out of range shift counts.
26081 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26083 2009-03-13 Catherine Moore <clm@codesourcery.com>
26085 * config/i386/x-mingw32 (host-mingw32.o): Replace
26086 diagnostic.h with $(DIAGNOSTIC_H).
26088 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26091 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26093 * config/i386/sync.md (sync_compare_and_swap<mode>,
26094 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26095 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26097 (sync_double_compare_and_swapdi_pic,
26098 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26099 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26101 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26104 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26106 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26109 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26110 (avx_addsubv4df3): Likewise.
26111 (*avx_addsubv4sf3): Likewise.
26112 (sse3_addsubv4sf3): Likewise.
26114 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26117 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26119 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26122 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26123 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26124 registers for allocnos created from user-defined variables.
26126 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26129 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26130 of non-integer mode as well.
26132 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26134 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26135 for functions for which the parameter types are unknown.
26137 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26140 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26141 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26142 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26143 * config/i386/i386.c (ix86_local_alignment): For
26144 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26145 long long variables on the stack to avoid dynamic realignment.
26146 Allow the first argument to be a decl rather than type.
26147 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26149 2009-03-11 Nick Clifton <nickc@redhat.com>
26152 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26154 Add description to mno-lsim option.
26155 * config/mcore/mcore.h: Remove comment about deprecated m4align
26157 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26158 * doc/invoke.texi: Add description of mno-lsim and
26159 mstack-increment options.
26161 * config/fr30/fr30.opt: Document the -mno-lsim option.
26162 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26163 and -mno-lsim options.
26165 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26167 * fold-const.c (fold_comparison): Only call fold_inf_compare
26168 if the mode supports infinities.
26170 2009-03-11 Jason Merrill <jason@redhat.com>
26173 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26174 end already did. Notice GIMPLE_CALL modifications of the result.
26175 Don't copy debug information from an ignored decl or a decl from
26178 2009-03-10 Richard Guenther <rguenther@suse.de>
26179 Nathan Froyd <froydnj@codesourcery.com>
26181 PR middle-end/37850
26182 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26183 (__divMODE3): Likewise.
26185 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26187 PR tree-optimization/39394
26188 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26189 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26191 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26193 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26194 inline asms for register asm ("") declarations.
26196 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26198 * fold-const.c (fold_unary): Fix comment.
26200 2009-03-07 Jan Hubicka <jh@suse.cz>
26203 * tree-inline.c (setup_one_parameter): Do replacement of const
26204 argument by constant in SSA form.
26206 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26208 PR middle-end/38028
26209 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26210 determine alignment passed to assign_stack_local.
26211 (assign_parms_unsplit_complex): Likewise.
26212 * except.c (sjlj_build_landing_pads): Likewise.
26214 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26216 PR middle-end/39360
26217 * tree-flow.h (add_referenced_var): Return bool instead of void.
26218 * tree-dfa.c (add_referenced_var): Return result of
26219 referenced_var_check_and_insert call.
26220 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26221 of referenced_var_check_and_insert.
26224 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26225 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26226 DIE, don't emit it if abstract origin already has it.
26227 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26228 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26230 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26232 * genpreds.c (needs_variable): Fix parentheses at variable name
26234 (write_tm_constrs_h): Indent generated code.
26236 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26238 * doc/extend.texi (Function Attributes): Add documentation
26239 for isr attributes.
26241 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26244 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26245 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26247 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26249 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26252 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26255 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26256 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26258 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26260 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26261 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26262 constants instead of magic numbers.
26263 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26265 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26266 (x86_64_ms_abi_int_parameter_registers): Ditto.
26267 (x86_64_int_return_registers): Ditto.
26268 (ix86_maybe_switch_abi): Ditto.
26269 (ix86_expand_call): Ditto for clobbered_registers array.
26270 (ix86_hard_regno_mode_ok): Ditto.
26271 (x86_extended_QIreg_mentioned_p): Ditto.
26273 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26275 PR tree-optimization/39349
26276 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26278 * combine.c (gen_lowpart_for_combine): Use omode when generating
26281 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26283 PR rtl-optimization/39235
26284 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26286 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26288 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26290 2009-03-04 Richard Guenther <rguenther@suse.de>
26292 PR tree-optimization/39362
26293 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26294 that occur in abnormal PHIs should be varying.
26296 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26298 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26300 (simple_iv): Take loop as an argument instead of statement.
26301 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26302 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26304 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26306 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26307 * matrix-reorg.c (analyze_transpose): Ditto.
26308 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26309 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26310 * tree-predcom.c (ref_at_iteration): Ditto.
26311 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26313 2009-03-04 Richard Guenther <rguenther@suse.de>
26315 PR tree-optimization/39358
26316 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26317 escaped_id and callused_id.
26318 (solve_graph): Likewise.
26320 2009-03-04 Richard Guenther <rguenther@suse.de>
26322 PR tree-optimization/39339
26323 * tree-sra.c (try_instantiate_multiple_fields): Make it
26324 no longer ICE on the above.
26326 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26328 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26329 that fits within Pmode.
26331 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26333 PR middle-end/10109
26334 * tm.texi (LIBCALL_VALUE): Update description.
26336 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26338 PR middle-end/34443
26339 * doc/extend.texi (section): Update description.
26341 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26343 PR middle-end/39345
26344 * tree-inline.c (remapped_type): New.
26345 (can_be_nonlocal): Call remapped_type instead of remap_type.
26347 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26350 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26351 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26353 2009-03-03 Richard Guenther <rguenther@suse.de>
26355 PR middle-end/39272
26356 * tree.c (tree_nonartificial_location): New function.
26357 * tree.h (tree_nonartificial_location): Declare.
26358 * builtins.c (expand_builtin_memory_chk): Provide location
26359 of the call location for artificial function pieces.
26360 (maybe_emit_chk_warning): Likewise.
26361 (maybe_emit_sprintf_chk_warning): Likewise.
26362 (maybe_emit_free_warning): Likewise.
26363 * expr.c (expand_expr_real_1): Likewise.
26365 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26367 PR tree-optimization/39343
26368 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26369 COMPONENT_REF t has ARRAY_TYPE.
26371 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26373 PR middle-end/39335
26374 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26375 when the type precision of the induction variable should be
26376 larger than the type precision of nit.
26377 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26378 * graphite.c (graphite_loop_normal_form): Same.
26379 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26381 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26383 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26384 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26385 numbers to describe clobbered registers.
26386 (*call_value_0_rex64_ms_sysv): Ditto.
26387 * config/i386/mmx.md (mmx_emms): Ditto.
26388 (mmx_femms): Ditto.
26390 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26392 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26395 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26397 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26398 (spu_section_type_flags): New function.
26400 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26402 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26403 reg_class_contents of FLOAT_REGS into a temporary.
26405 2009-03-02 Richard Guenther <rguenther@suse.de>
26406 Ira Rosen <irar@il.ibm.com>
26408 PR tree-optimization/39318
26409 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26410 information to the vectorized statement.
26412 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26414 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26415 variable. Use defined names instead of magic constants for REX SSE
26418 2009-03-01 Richard Guenther <rguenther@suse.de>
26420 PR tree-optimization/39331
26421 * omp-low.c (lower_send_shared_vars): Do not receive new
26422 values for the reference of DECL_BY_REFERENCE parms or results.
26424 2009-03-01 Jan Hubicka <jh@suse.cz>
26427 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26428 BLOCK_NONLOCALIZED_VAR): New macros.
26429 (tree_block): Add nonlocalized_vars.
26430 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26431 gen_decl_die): Add origin argument. Allow generation of die with
26432 origin at hand only.
26433 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26434 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26436 (gen_block_die): Fix checking for unused blocks.
26437 (process_scope_var): Break out from .... ; work with origins only.
26438 (decls_for_scope) ... here; process nonlocalized list.
26439 (dwarf2out_ignore_block): Look for nonlocalized vars.
26440 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26442 (dump_scope_block): Dump them.
26443 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26444 (remap_block): Likewise.
26445 (can_be_nonlocal): New predicate.
26446 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26448 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26450 * configure: Regenerate.
26452 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26454 * optc-gen.awk: No need to duplicate option flags twice.
26455 Reuse help texts for duplicate options which do not have any.
26457 * gcc.c (display_help): Document --version.
26459 * gcc.c (main): If print_help_list and verbose_flag, ensure
26460 driver output comes before subprocess output.
26462 * optc-gen.awk: Assign all remaining fields to help string,
26463 space-separated, for multi-line help in *.opt.
26465 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26466 -Wno-pedantic-ms-format is for MinGW targets only.
26468 * doc/options.texi (Option file format): Fix bad indentation,
26469 restoring dropped sentence.
26471 2009-02-28 Jan Hubicka <jh@suse.cz>
26473 * tree-inline.c (tree_function_versioning): Output debug info.
26475 2009-02-28 Jan Hubicka <jh@suse.cz>
26478 * tree-inline.c (setup_one_parameter): Do not copy propagate
26479 arguments when not optimizing.
26481 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26484 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26485 (avx_addsubv4df3): Likewise.
26486 (*avx_addsubv4sf3): Likewise.
26487 (sse3_addsubv4sf3): Likewise.
26488 (*avx_addsubv2df3): Likewise.
26489 (sse3_addsubv2df3): Likewise.
26490 (avx_unpckhps256): Correct item selectors.
26491 (avx_unpcklps256): Likewise.
26492 (avx_unpckhpd256): Likewise.
26493 (avx_unpcklpd256): Likewise.
26495 2009-02-28 Jan Hubicka <jh@suse.cz>
26497 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26499 (copy_arguments_for_versioning): If var is declared don't declare it.
26500 (tree_function_versioning): First setup substitutions and then copy
26503 2009-02-27 Jan Hubicka <jh@suse.cz>
26506 * cgraph.h (varpool_output_debug_info): Remove.
26507 * cgraphunit.c (varpool_output_debug_info): Remove.
26508 * dwarf2out.c (deferred_locations_struct): New struct
26509 (deferred_locations): New type.
26510 (deferred_locations_list): New static var.
26511 (deffer_location): New function.
26512 (gen_variable_die): Use it.
26513 (decls_for_scope): Output info on local static vars.
26514 (dwarf2out_finish): Process deferred locations.
26515 * varpool.c (varpool_output_debug_info): Remove.
26517 2009-02-27 Jan Hubicka <jh@suse.cz>
26520 * tree.h (TREE_PROTECTED): Fix comment.
26521 (BLOCK_HANDLER_BLOCK): Remove.
26522 (struct tree_block): Remove handler_block add body_block.
26523 (inlined_function_outer_scope_p): New.
26524 (is_body_block): Remove.
26525 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26526 * dwarf2out.c (is_inlined_entry_point): Remove.
26527 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26528 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26530 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26531 * gimplify.c (gimplify_expr): Gimplify body blocks.
26532 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26533 block with multiple subblocks.
26534 (dump_scope_block): Prettier output; dump more flags and info.
26535 (dump_scope_blocks): New.
26536 (remove_unused_locals): Use dump_scope_blocks.
26537 * tree-flow.h (dump_scope_blocks): Declare.
26538 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26539 * stmt.c (is_body_block): Remove.
26540 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26541 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26543 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26545 PR middle-end/39308
26546 * graphite.c (graphite_loop_normal_form): Do not call
26547 number_of_iterations_exit from a gcc_assert.
26549 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26551 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26552 jumps if COND is NULL.
26553 (find_cond_jump): New function.
26554 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26555 * config/s390/s390.md: Remove z10_cobra attribute value.
26557 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26559 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26560 force_const_mem returns NULL_RTX.
26562 2009-02-26 Jan Hubicka <jh@suse.cz>
26565 * cgraph.h (varpool_output_debug_info): Remove.
26566 * cgraphunit.c (varpool_output_debug_info): Remove.
26567 * dwarf2out.c (deferred_locations_struct): New struct
26568 (deferred_locations): New type.
26569 (deferred_locations_list): New static var.
26570 (deffer_location): New function.
26571 (gen_variable_die): Use it.
26572 (decls_for_scope): Output info on local static vars.
26573 (dwarf2out_finish): Process deferred locations.
26574 * varpool.c (varpool_output_debug_info): Remove.
26576 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26578 PR rtl-optimization/39241
26579 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26580 to subreg_offset_representable_p.
26582 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26584 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26585 execute function prototype. Get f and nregs from max_reg_num
26586 and get_insns. Remove the first backward pass as it's dead,
26587 guard the forward pass by flag_expensive_optimizations.
26588 (rest_of_handle_regmove): Delete.
26589 (pass_regmove): Replace it with regmove_optimize.
26591 2009-02-25 Martin Jambor <mjambor@suse.cz>
26593 PR tree-optimization/39259
26594 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26595 calls_alloca function flags.
26596 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26597 calls are detected.
26599 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26601 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26602 flags_set_1_rtx, flags_set_1_set): Delete.
26603 (regmove_optimize): Do not call mark_flags_life_zones.
26605 2009-02-24 Julian Brown <julian@codesourcery.com>
26608 * config/arm/arm.c (require_pic_register): Only set
26609 cfun->machine->pic_reg once per function.
26611 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26613 * doc/invoke.texi (Link Options): Document an easier way to pass
26614 options that take arguments to the GNU linker using -Xlinker and -Wl.
26616 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26619 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26621 2009-02-24 Richard Guenther <rguenther@suse.de>
26624 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26626 2009-02-24 Richard Guenther <rguenther@suse.de>
26627 Zdenek Dvorak <ook@ucw.cz>
26629 PR tree-optimization/39233
26630 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26631 from converting them to a generic type.
26633 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26635 PR tree-optimization/39260
26636 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26637 contains a condition with a real type.
26638 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26640 2009-02-23 Jason Merrill <jason@redhat.com>
26643 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26644 narrowing_initializer_constant_valid_p.
26645 (narrowing_initializer_constant_valid_p): Don't return
26646 null_pointer_node for adding a pointer to itself.
26648 2009-02-23 Jan Hubicka <jh@suse.cz>
26651 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26654 2009-02-23 Jan Hubicka <jh@suse.cz>
26656 PR tree-optimization/37709
26657 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26658 * tree.h (block_ultimate_origin): Declare.
26659 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26660 * tree-ssa-live.c (remove_unused_scope_block_p):
26661 Eliminate blocks containig no instructions nor live variables nor
26663 (dump_scope_block): New function.
26664 (remove_unused_locals): Enable removal of dead blocks by default;
26665 enable dumping at TDF_DETAILS.
26667 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26669 * config/i386/i386.c (classify_argument): Don't allow COImode
26671 (function_arg_advance_32): Don't allow OImode.
26672 (function_arg_32): Likewise.
26673 (function_value_32): Likewise.
26674 (return_in_memory_32): Likewise.
26675 (function_arg_64): Remove OImode comment.
26677 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26680 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26681 ix86_expand_vector_set for V4DImode in 64bit mode only.
26682 (ix86_expand_vector_init_one_var): Likewise.
26684 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26686 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26688 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26691 * loop-iv.c: Revert last change.
26692 * emit-rtl.c: Likewise.
26694 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26697 * config/i386/i386.c (type_natural_mode): Remove an extra
26698 space in the warning message.
26699 (function_value_32): Handle 32-byte vector modes.
26700 (return_in_memory_32): Likewise.
26702 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26704 * loop-iv.c (truncate_value): New function.
26705 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26707 (lowpart_subreg): Move to...
26708 * emit-rtl.c: ...here.
26710 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26712 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26713 accidental and undocumented change at revision 140860.
26715 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26717 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26718 take gimple_seq * arguments.
26719 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26720 types_compatible_p langhook.
26722 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26723 Joseph Myers <joseph@codesourcery.com>
26725 * config/arm/arm.c (arm_builtin_va_list): New function.
26726 (arm_expand_builtin_va_start): Likewise.
26727 (arm_gimplify_va_arg_expr): Likewise.
26728 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26729 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26730 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26731 (va_list_type): New variable.
26732 (arm_mangle_type): Mangle va_list_type appropriately.
26734 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26736 PR middle-end/39157
26737 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26738 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26739 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26740 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26741 parameter to 1000 for -O1 by default.
26742 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26744 * loop-invariant.c: Include params.h.
26745 (move_loop_invariants): Don't call move_single_loop_invariants on
26748 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26750 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26751 offset when calculating bounds for indexing stack_usage_map. Fixes
26752 a buffer overflow with certain target setups.
26754 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26757 * calls.c (expand_call): Clear try_tail_call if caller and callee
26758 disagree in promotion of function return value.
26760 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26763 * c-common.c (c_determine_visibility): If visibility changed and
26764 DECL_RTL has been already set, call make_decl_rtl to update symbol
26767 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26770 * varasm.c (assemble_variable): Don't check DECL_NAME when
26771 globalizing a variable.
26773 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26776 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26777 expression before any __builtin_trap call.
26778 * c-typeck.c (build_function_call): Convert and check function
26779 arguments before generating a call to a trap. Evaluate the
26780 function arguments before the trap.
26782 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26785 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26786 (UNSPEC_FXAM_MEM): New unspec.
26787 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26788 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26789 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26791 2009-02-19 Richard Guenther <rguenther@suse.de>
26793 PR tree-optimization/39207
26794 PR tree-optimization/39074
26795 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26796 storedanything_tree): New.
26797 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26798 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26799 (build_succ_graph): Add edges from STOREDANYTHING to all
26801 (init_base_vars): Initialize STOREDANYTHING.
26802 (compute_points_to_sets): Free substitution info after
26803 building the succ graph.
26804 (ipa_pta_execute): Likewise.
26806 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26808 (do_ds_constraint): Do not add to special var or non-pointer
26810 (type_could_have_pointers): Split out from ...
26811 (could_have_pointers): ... here. For arrays use the element type.
26812 (create_variable_info_for): Initialize may_have_pointers.
26813 (new_var_info): Likewise.
26814 (handle_lhs_call): Make the HEAP variable unknown-sized.
26815 (intra_create_variable_infos): Use a type with pointers for
26816 PARM_NOALIAS, make it unknown-sized.
26818 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26821 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26823 2009-02-18 Jason Merrill <jason@redhat.com>
26826 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26827 value if DECL_EXTERNAL.
26828 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26829 * target.h (gcc_target::binds_local_p): Clarify "module".
26830 * tree.h (TREE_PUBLIC): Clarify "module".
26832 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26835 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26836 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26838 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26841 * c.opt (Wabi): Support C and ObjC.
26844 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26846 * config/i386/i386.c (classify_argument): Warn once about the ABI
26847 change when passing union with long double.
26849 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26851 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26854 * c-parser.c (c_parser_compound_statement): Always enter and leave
26857 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26860 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26862 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26864 PR tree-optimization/36922
26865 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26866 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26869 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26871 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26874 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26876 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26878 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26880 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26883 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26884 Richard Sandiford <rdsandiford@googlemail.com>
26886 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26887 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26888 (loongson_biadd): ...this.
26890 2009-02-17 Richard Guenther <rguenther@suse.de>
26892 PR tree-optimization/39202
26893 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26894 a var make sure to follow existing collapses.
26896 2009-02-17 Richard Guenther <rguenther@suse.de>
26898 PR middle-end/39214
26899 * langhooks.c (lhd_print_error_function): Check for NULL block.
26901 2009-02-17 Richard Guenther <rguenther@suse.de>
26903 PR tree-optimization/39204
26904 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26907 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26909 * config/soft-fp/double.h: Update from glibc CVS.
26911 2009-02-17 Richard Guenther <rguenther@suse.de>
26913 PR tree-optimization/39207
26914 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26915 strict-aliasing warnings for pointers pointing to NULL.
26917 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26920 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26921 skipping until next close brace.
26923 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26926 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26927 to function argument boundary.
26929 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26931 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26932 in the lea_add. Reload eventually constraints it properly.
26933 * config/picochip/constraints.md: Remove the target constraint
26934 "b", since it is not needed anymore.
26936 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26938 * gthr-dce.h: Uglify function parameter and local variable names.
26939 * gthr-gnat.h: Likewise.
26940 * gthr-mipssde.h: Likewise.
26941 * gthr-nks.h: Likewise.
26942 * gthr-posix95.h: Likewise.
26943 * gthr-posix.h: Likewise.
26944 * gthr-rtems.h: Likewise.
26945 * gthr-single.h: Likewise.
26946 * gthr-solaris.h: Likewise.
26947 * gthr-tpf.h: Likewise.
26948 * gthr-vxworks.h: Likewise.
26949 * gthr-win32.h: Likewise.
26951 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26954 * config/i386/i386.md: Restrict the new peephole2 to move
26955 between MMX/SSE registers.
26957 2009-02-15 Richard Guenther <rguenther@suse.de>
26960 2009-02-13 Richard Guenther <rguenther@suse.de>
26962 * configure.ac: Enable LFS.
26963 * configure: Re-generate.
26964 * config.in: Likewise.
26966 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26968 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26969 spu_srqwbyte, spu_srqwbytebc): Define.
26970 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26971 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26972 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26973 "shrqby_<mode>"): New insn-and-split patterns.
26974 * config/spu/spu.c (expand_builtin_args): Determine and return
26975 number of operands using spu_builtin_description data.
26976 (spu_expand_builtin_1): Use it.
26978 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26981 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26984 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26987 * config/i386/i386.c (override_options): Correct warning
26988 messages for -malign-loops, -malign-jumps and -malign-functions.
26990 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26993 * config/i386/i386.md: Restrict the new peephole2 to move
26994 between the general purpose registers.
26996 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26999 * config/i386/i386.c (type_natural_mode): Add a new argument.
27000 Return the original mode and warn ABI change if vector size is 32byte.
27001 (function_arg_advance): Updated.
27002 (function_arg): Likewise.
27003 (ix86_function_value): Likewise.
27004 (ix86_return_in_memory): Likewise.
27005 (ix86_sol10_return_in_memory): Likewise.
27006 (ix86_gimplify_va_arg): Likewise.
27007 (function_arg_32): Don't warn ABX ABI change here.
27008 (function_arg_64): Likewise.
27010 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27012 * loop-iv.c (implies_p): In the final case, test that operands 0
27013 of the two comparisons match.
27015 * config/bfin/bfin.c (find_prev_insn_start): New function.
27016 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27017 (find_next_insn_start): Move.
27019 2009-02-13 Richard Guenther <rguenther@suse.de>
27021 * configure.ac: Enable LFS.
27022 * configure: Re-generate.
27023 * config.in: Likewise.
27025 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27028 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27029 sizes on syntax error after some arguments have been parsed.
27031 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27033 * doc/invoke.texi (-fira): Remove.
27035 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27037 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27038 * recog.c: Likewise.
27041 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27043 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27044 (umul_ppmm): Likewise.
27045 (count_leading_zeros): Likewise.
27046 (count_trailing_zeros): Likewise.
27047 (UMUL_TIME): Likewise.
27049 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27051 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27052 soft-fp/t-softfp to tmake_file.
27054 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27055 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27056 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27057 IA64_BUILTIN_INFQ]: New.
27058 (ia64_init_builtins): Initialize __builtin_infq,
27059 __builtin_fabsq and __builtin_copysignq if not HPUX.
27060 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27061 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27063 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27065 (__fixtfti): Likewise.
27066 (__fixunstfti): Likewise.
27067 (__floattitf): Likewise.
27069 * config/ia64/libgcc-glibc.ver: New.
27070 * config/ia64/t-fprules-softfp: Likewise.
27071 * config/ia64/sfp-machine.h: Likewise.
27073 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27074 (LIBGCC2_TF_CEXT): Likewise.
27075 (TF_SIZE): Likewise.
27076 (TARGET_INIT_LIBFUNCS): Likewise.
27078 * config/ia64/t-glibc (SHLINB_MAPFILES):
27079 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27081 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27083 * config/i386/i386.c (construct_container): Rewrite processing
27084 BLKmode with X86_64_SSE_CLASS.
27086 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27089 * config/i386/i386.md: Replace simplify_replace_rtx with
27090 replace_rtx in the new peephole2.
27092 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27094 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27095 loop unrolling do not happen at -O2.
27097 2009-02-12 Michael Matz <matz@suse.de>
27099 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27101 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27103 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27106 2009-02-12 Ben Elliston <bje@au.ibm.com>
27108 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27109 patterns when updating the back chain. Missed in the 2009-02-10
27112 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27114 * doc/extend.texi (Decimal Floating Types): Update identifier of
27115 draft TR and list of missing support.
27117 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27119 PR middle-end/39154
27120 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27121 bit to variable length decl's flags, add it also to its
27122 pointer replacement variable.
27124 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27125 Jakub Jelinek <jakub@redhat.com>
27128 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27129 (memory_blockage): New expander.
27130 (*memory_blockage): New insn pattern.
27131 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27132 instead of general blockage at the end of function prologue when
27133 frame pointer is used to access red zone area. Do not emit blockage
27134 when profiling, it is emitted in generic code.
27135 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27136 function epilogue when frame pointer is used to access red zone area.
27138 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27141 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27142 by arithmetic with memory operands.
27143 * config/i386/predicates.md (commutative_operator): New.
27145 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27147 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27150 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27152 * alias.h (record_alias_subset): Declare.
27153 * alias.c (record_alias_subset): Make global.
27155 2009-02-10 Nick Clifton <nickc@redhat.com>
27157 * tree-parloops.c: Change license to GPLv3.
27158 * ipa-struct-reorg.c: Change license to GPLv3.
27159 * ipa-struct-reorg.h: Change license to GPLv3.
27161 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27164 * c-decl.c (start_struct): Return NULL on error.
27166 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27168 PR middle-end/39124
27169 * cfgloopmanip.c (remove_path): Call remove_bbs after
27170 cancel_loop_tree, not before it.
27173 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27174 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27175 VAR_DECLs were seen.
27176 * tree-ssa-live.c (remove_unused_locals): Recompute
27177 cfun->has_local_explicit_reg_vars.
27178 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27179 copies or clearings if cfun->has_local_explicit_reg_vars.
27181 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27184 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27185 of function prologue when frame pointer is used to access
27188 2009-02-10 Richard Guenther <rguenther@suse.de>
27190 PR middle-end/39127
27191 * gimplify.c (gimple_regimplify_operands): Always look if
27192 we need to create a temporary.
27194 2009-02-10 Richard Guenther <rguenther@suse.de>
27196 PR tree-optimization/39132
27197 * tree-loop-distribution.c (todo): New global var.
27198 (generate_memset_zero): Trigger TODO_rebuild_alias.
27199 (tree_loop_distribution): Return todo.
27201 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27204 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27205 (x86_64_reg_class_name): Removed.
27206 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27207 first one isn't X86_64_SSE_CLASS or any other ones aren't
27208 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27209 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27210 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27211 and 3 X86_64_SSEUP_CLASS.
27212 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27213 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27215 2009-02-10 Ben Elliston <bje@au.ibm.com>
27217 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27218 form instruction to update the stack back chain word, even if the
27219 user has disabled the generation of update instructions.
27220 (movdi_<mode>_update_stack): New.
27221 (movsi_update_stack): Likewise.
27222 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27223 always use an update form instruction to update the stack back
27226 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27228 PR middle-end/38953
27229 * graphite.c (if_region_set_false_region): After moving a region in
27230 the false branch of a condition, remove the empty dummy basic block.
27231 (gloog): Remove wrong fix for PR38953.
27233 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27235 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27236 generation due to implicit sign extension.
27238 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27240 PR middle-end/38981
27241 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27242 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27244 2009-02-09 Richard Guenther <rguenther@suse.de>
27246 PR middle-end/35202
27247 * convert.c (convert_to_real): Disable (float)fn((double)x)
27248 to fnf(x) conversion if errno differences may occur and
27249 -fmath-errno is set.
27251 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27253 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27254 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27255 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27257 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27260 * c-common.c (handle_alias_attribute): Disallow attribute for
27261 anything not a FUNCTION_DECL or VAR_DECL.
27263 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27266 * real.c (do_compare): Special-case compare of zero against
27267 decimal float value.
27269 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27272 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27273 as indicating flexible array members unless the field itself is
27274 being declarared as the incomplete array.
27276 2009-02-06 Jan Hubicka <jh@suse.cz>
27278 PR tree-optimization/38844
27279 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27280 is already inlined.
27282 2009-02-06 Richard Guenther <rguenther@suse.de>
27284 PR middle-end/38977
27285 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27286 fork because we may expand it as __gcov_fork.
27288 2009-02-06 Nick Clifton <nickc@redhat.com>
27290 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27292 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27294 PR tree-optimization/35659
27295 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27296 vn_phi_eq): Shortcut if hashcode does not match.
27297 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27299 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27300 and avoid iterative_hash_expr.
27301 (FOR_EACH_VALUE_ID_IN_SET): New.
27302 (value_id_compare): Remove.
27303 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27304 sort expressions by value id.
27306 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27309 * config/sh/predicates.md (general_movsrc_operand): Don't check
27310 the subreg of system registers here.
27312 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27315 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27316 on the copied decl.
27318 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27320 PR rtl-optimization/39110
27321 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27322 addresses, not aligned ones.
27324 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27325 Richard Guenther <rguenther@suse.de>
27327 PR tree-optimization/39100
27328 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27329 comment says and add edges.
27331 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27334 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27335 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27337 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27339 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27340 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27341 register_bb_in_sese, new_sese, free_sese): Moved.
27342 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27343 outermost_loop_in_scop, build_scop_iteration_domain,
27344 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27345 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27346 Use loop_in_sese_p instead of loop_in_scop_p.
27347 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27348 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27349 (scopdet_basic_block_info): Fix bug in scop detection.
27350 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27351 eq_loop_to_cloog_loop): Remove.
27352 (nb_loops_around_loop_in_scop, nb_loop
27353 ref_nb_loops): Moved here...
27354 * graphite.h (ref_nb_loops): ... from here.
27355 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27356 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27357 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27359 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27360 Hans-Peter Nilsson <hp@axis.com>
27362 PR rtl-optimization/37889
27363 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27364 Move offset handling from PLUS to before the switch. Use new
27365 arguments when considering SYMBOL_REFs too.
27366 (rtx_addr_can_trap_p): Pass dummy offset and size.
27367 (enum may_trap_p_flags): Remove.
27368 (may_trap_p_1): Pass size from MEM_SIZE.
27370 PR rtl-optimization/38921
27371 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27372 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27373 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27374 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27376 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27378 AVX Programming Reference (January, 2009)
27379 * config/i386/sse.md (*vpclmulqdq): New.
27381 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27383 PR tree-optimization/38977
27384 PR gcov-profile/38292
27385 * calls.c (special_function_p): Disregard __builtin_ prefix.
27387 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27389 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27390 non-indexable addresses even before reload.
27392 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27395 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27396 as having variable size. Do not give an error for unnamed
27397 parameters with [*] declarators. Give a warning for type names
27398 with [*] declarators and mark them as variable size.
27399 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27400 for sizeof applied to [*] type names.
27402 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27405 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27407 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27409 * gcc.c (process_command): Update copyright notice dates.
27410 * gcov.c (print_version): Likewise.
27411 * gcov-dump.c (print_version): Likewise.
27412 * mips-tfile.c (main): Likewise.
27413 * mips-tdump.c (main): Likewise.
27415 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27418 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27419 for composite type involving a zero-length array type.
27421 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27424 * function.c (match_asm_constraints_1): Skip over
27425 initial optional % in the constraint.
27427 PR inline-asm/39059
27428 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27429 supported, don't accept FIXED_CSTs.
27430 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27431 and _Sat is used without _Fract/_Accum. Set specs->type to
27432 integer_type_node for cts_fract/cts_accum if fixed point is not
27435 2009-02-02 Catherine Moore <clm@codesourcery.com>
27437 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27439 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27441 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27442 (ABI_HAS_64BIT_SYMBOLS): Use it.
27443 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27445 2009-02-02 Paul Brook <paul@codesourcery.com>
27447 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27449 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27451 PR inline-asm/39058
27452 * recog.h (asm_operand_ok): Add constraints argument.
27453 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27454 recurse on matching constraint.
27455 (check_asm_operands): Pass constraints as 3rd argument to
27456 asm_operand_ok. Don't look up matching constraint here.
27457 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27460 2009-02-02 Ben Elliston <bje@au.ibm.com>
27462 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27463 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27465 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27467 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27468 information. Remove some obsolete information. Reorganize.
27470 * config/pa/fptr.c: Revert license to GPL 2.
27471 * config/pa/milli64.S: Likewise.
27473 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27476 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27477 LIBRARY name in, instead of hard-coding it.
27478 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27479 extra target make frag to tmake_files according to EH model.
27480 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27481 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27482 frags that define makefile variable EH_MODEL appropriately.
27483 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27484 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27485 to "-sjlj" according to type of EH configured.
27486 (LIBGCC_SONAME): Concatenate it to shared library base name.
27487 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27488 to "_sjlj" according to type of EH configured.
27489 (LIBGCC_SONAME): Concatenate it to shared library base name.
27490 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27491 (SHLIB_LINK): Add missing semicolon to if-else construct.
27492 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27493 string value of "pe_dll" command-line option.
27494 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27495 (SHLIB_SONAME): Use it when overriding t-cygming default.
27496 (SHLIB_IMPLIB): Override t-cygming default.
27497 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27498 string value of "pe_dll" command-line option.
27500 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27503 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27504 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27506 2009-01-31 Richard Guenther <rguenther@suse.de>
27508 PR tree-optimization/38937
27509 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27510 computing the transitive closure.
27512 2009-01-30 Richard Guenther <rguenther@suse.de>
27514 PR tree-optimization/39041
27515 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27516 Propagate variable indices only if the types match for this stmt.
27518 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27521 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27522 inline but never defined.
27524 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27526 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27527 (*insv_h_di_reg_extimm): New insn.
27528 (*insv_l<mode>_reg_extimm): New insn.
27530 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27532 * config/picochip/picochip.c (flag_conserve_stack): set
27533 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27534 fconserve-stack. Reduce call-overhead used by inliner.
27536 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27539 * common.opt (flag_conserve_stack): Initialised to zero.
27541 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27544 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27545 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27548 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27550 * ira-color.c (allocno_reload_assign): Update comments.
27551 * regmove.c (regmove_optimize): Likewise.
27555 2009-01-29 Robert Millan <rmh@aybabtu.com>
27557 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27558 * config/i386/kopensolaris-gnu.h: New file. Undefine
27559 `MD_UNWIND_SUPPORT'.
27560 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27562 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27564 PR tree-optimization/39007
27565 * tree-loop-distribution.c (generate_builtin): Use
27566 recompute_dominator to compute the immediate dominator of the
27567 basic block just after the loop.
27569 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27571 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27572 (ASM_OUTPUT_DWARF_PCREL): Define.
27574 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27576 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27577 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27578 global. Modify entries about regmove and IRA.
27580 * ra-conflict.c: Remove the file.
27582 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27584 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27585 (pass_regclass_init): Rename to pass_reginfo_init.
27587 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27589 * toplev.h (flag_ira): Remove.
27591 * caller-save.c (setup_save_areas): Remove flag_ira.
27593 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27595 * global.c: Remove the file.
27597 * opts.c (decode_options): Remove flag_ira.
27599 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27601 * regmove.c: Modify file description.
27602 (find_use_as_address, try_auto_increment): Define them only if
27603 AUTO_INC_DEC is defined.
27604 (replacement_quality, replace_in_call_usage, fixup_match_1,
27605 stable_and_no_regs_but_for_p): Remove.
27606 (reg_set_in_bb): Make it static.
27607 (regmove_optimize): Remove flag_ira and code which worked for
27610 * local-alloc.c: Remove the file.
27612 * common.opt (fira): Remove.
27614 * ira.c: Include except.h.
27615 (eliminable_regset): Move from global.c.
27616 (mark_elimination): Ditto. Remove flag_ira.
27617 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27618 equiv_mem_modified, validate_equiv_mem_from_store,
27619 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27620 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27621 no_equiv, recorded_label_ref): Move from local-alloc.c.
27622 (update_equiv_regs): Ditto. Make it static.
27623 (print_insn_chain, print_insn_chains): Move it from global.c.
27624 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27625 (build_insn_chain): Ditto. Make it static.
27626 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27627 Rename to init_live_subregs.
27628 (gate_ira): Remove flag_ira.
27630 * regclass.c: Rename reginfo.c. Change file description.
27631 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27632 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27633 (init_reg_sets_1): Remove code for evaluation of
27634 reg_class_superclasses and losing_caller_save_reg_set.
27635 (init_regs): Remove init_reg_autoinc.
27636 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27637 ok_for_base_p_nonstrict): Remove.
27638 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27639 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27640 corresponding entries.
27641 (dump_regclass, record_operand_costs, scan_one_insn,
27642 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27643 record_address_regs, auto_inc_dec_reg_p): Remove.
27644 (gt-regclass.h): Rename to gt-reginfo.h.
27646 * rtl.h (dump_global_regs, retry_global_alloc,
27647 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27649 * Makefile.in (RA_H): Remove.
27650 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27651 Rename regclass.o to reginfo.o.
27652 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27654 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27655 (GTFILES): Rename regclass.c to reginfo.c.
27657 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27658 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27660 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27661 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27663 (finish_spills): Ditto. Remove code for !flag_ira.
27665 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27667 PR middle-end/35854
27668 * doc/invoke.texi (rtl debug options): Complete rewrite.
27669 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27671 * mode-switching.c (pass_mode_switching): Rename pass from
27672 "mode-sw" to "mode_sw".
27673 * except.c (pass_convert_to_eh_ranges): Rename pass from
27674 "eh-ranges" to "eh_ranges".
27675 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27679 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27680 Alexander Monakov <amonakov@ispras.ru>
27682 PR middle-end/38857
27683 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27685 (move_exprs_to_boundary): Change return type and pass through
27686 should_move from move_op. Relax assert. Update usage ...
27687 (schedule_expr_on_boundary): ... here. Use should_move instead of
27689 (move_op_orig_expr_found): Indicate that insn was disconnected from
27691 (code_motion_process_successors): Do not call after_merge_succs
27692 callback if original expression was not found when traversing any of
27694 (code_motion_path_driver): Change return type. Update prototype.
27695 (move_op): Update comment. Add a new parameter (should_move). Update
27696 prototype. Set *should_move based on indication provided by
27697 move_op_orig_expr_found.
27699 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27701 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27702 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27703 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27704 * config/rs6000/rs6000.c (rs6000_override_options): Default
27705 avoid-indexed-addresses on for Power6, off for everything else.
27706 (avoiding_indexed_address_p): New function.
27707 (rs6000_legitimize_address): Use it.
27708 (rs6000_legitimate_address): Likewise.
27709 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27711 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27713 PR tree-optimization/38997
27714 * tree-loop-distribution.c (generate_memset_zero): Use
27715 POINTER_PLUS_EXPR for a pointer addition.
27717 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27719 * config/s390/s390.md (bswap<mode>2): New pattern added.
27721 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27723 * config/s390/s390.md (*tls_load_31): Added type attribute.
27725 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27727 * config/s390/s390.md: Fix a few comments.
27729 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27731 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27732 (*tm<mode>_full): Fixed z10prop attribute.
27733 (*tst<mode>_extimm): Fixed z10prop attribute.
27734 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27735 (*tstqiCCT_cconly): Fixed z10prop attribute.
27736 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27737 (*movsi_larl): Fixed z10prop attribute.
27738 (*movsi_zarch): Fixed z10prop attribute.
27739 (*movsi_eas): Fixed z10prop attribute.
27740 (*movhi): Fixed z10prop attribute.
27741 (*movqi): Fixed z10prop attribute.
27742 (*movstrictqi): Fixed z10prop attribute.
27743 (*mov<mode>): Fixed z10prop attribute.
27744 (*movcc): Fixed z10prop attribute.
27745 (*sethighpartdi_64): Fixed z10prop attribute.
27746 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27747 (*negdi2_sign_cc): Fixed z10prop attribute.
27748 (*negdi2_sign): Fixed z10prop attribute.
27749 (*absdi2_sign_cc): Fixed z10prop attribute.
27750 (*absdi2_sign): Fixed z10prop attribute.
27751 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27752 (*negabsdi2_sign): Fixed z10prop attribute.
27753 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27754 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27755 (doloop_si64): Fixed z10prop attribute.
27756 (doloop_si31): Fixed z10prop attribute.
27757 (doloop_long): Fixed z10prop attribute.
27758 (indirect_jump): Fixed z10prop attribute.
27759 (nop): Fixed z10prop attribute.
27760 (main_base_64): Fixed z10prop attribute.
27761 (reload_base_64): Fixed z10prop attribute.
27763 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27765 PR rtl-optimization/38740
27766 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27768 * config/mips/mips.c (mips_reorg): Likewise.
27770 2009-01-28 Richard Guenther <rguenther@suse.de>
27772 PR tree-optimization/38926
27773 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27774 with the correct value id to a value.
27775 (do_regular_insertion): Use the value number of edoubleprime
27776 for the value number of the expr.
27779 2008-08-21 Richard Guenther <rguenther@suse.de>
27781 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27782 a PHI ask VN if it is already available.
27783 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27784 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27786 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27788 PR middle-end/38934
27789 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27790 set to varying whenever max has TREE_OVERFLOW set, similarly
27791 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27793 2009-01-28 Richard Guenther <rguenther@suse.de>
27795 PR middle-end/38908
27796 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27797 uninitialized aggregate uses in call arguments.
27799 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27801 PR tree-optimization/38984
27802 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27803 the nothing_id variable if -fno-delete-null-pointer-checks.
27805 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27808 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27809 (set_got_offset_rex64): Ditto.
27811 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27814 * doc/extend.texi: Improve local variable with asm reg.
27816 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27818 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27819 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27820 was not supplied then set warn_packed_bitfield_compat to the
27821 default value of 1.
27822 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27825 2009-01-27 Richard Guenther <rguenther@suse.de>
27827 PR tree-optimization/38503
27828 * cfgexpand.c (expand_gimple_basic_block): Ignore
27829 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27830 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27831 variables that cannot have TBAA applied.
27832 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27835 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27837 PR middle-end/38969
27838 * calls.c (initialize_argument_information): Do not wrap complex
27839 arguments in SAVE_EXPR.
27841 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27843 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27844 (INSTALL_LIBGCC): Revert typo commit.
27846 2009-01-26 Richard Guenther <rguenther@suse.de>
27848 PR tree-optimization/38745
27849 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27850 from special handling.
27852 2009-01-26 Richard Guenther <rguenther@suse.de>
27854 PR tree-optimization/38745
27855 * tree-ssa.c (execute_update_addresses_taken): Do not include
27856 variables that cannot possibly be a register in not_reg_needs.
27857 Do not clear TREE_ADDRESSABLE on vars that may not become
27859 * tree-ssa.c (update_alias_info_1): Include those in the set
27860 of addressable vars.
27862 2009-01-26 Richard Guenther <rguenther@suse.de>
27864 PR middle-end/38851
27865 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27866 * tree-ssa-dse.c: Include langhooks.h
27867 (execute_simple_dse): Remove stores with zero size.
27869 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27872 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27875 2009-01-24 Julian Brown <julian@codesourcery.com>
27877 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27878 config/arm/linux-atomic.c.
27879 * config/arm/linux-atomic.c: New.
27881 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27883 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27884 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27885 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27887 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27890 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27893 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27895 PR tree-optimization/38953
27896 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27897 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27898 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27899 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27902 2009-01-24 Paul Brook <paul@codesourcery.com>
27904 * config/arm/neon.md (neon_type): Move to arm.md.
27905 (neon_mov<VSTRUCT>): Add neon_type attribute.
27906 * config/arm/arm.md (neon_type): Move to here.
27907 (conds): Add "unconditioal" and use as default for NEON insns.
27909 2009-01-24 Ben Elliston <bje@au.ibm.com>
27911 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27912 void *' warning from -Wc++-compat.
27913 * Makefile.in (dominance.o-warn): Remove.
27915 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27917 PR tree-optimization/38932
27918 * fold-const.c (fold_unary_ignore_overflow): New.
27919 * tree.h (fold_unary_ignore_overflow): Declare.
27920 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27921 * tree-ssa-sccvn.c (visit_reference_op_load,
27922 simplify_unary_expression): Likewise.
27924 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27926 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27927 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27928 regardless of their type.
27929 * c-common.c (handle_packed_attribute): Don't ignore packed on
27931 * c.opt (Wpacked-bitfield-compat): New warning option.
27932 * stor-layout.c (place_field): Warn if offset of a field changed.
27933 * doc/extend.texi (packed): Mention the ABI change.
27934 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27935 (Warning Options): Add it to the list.
27937 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27939 * c-opts.c (c_common_post_options): Fix a typo in comments.
27941 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27943 PR middle-end/38615
27944 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27945 variables to static.
27946 * doc/invoke.texi (-fmerge-all-constants): Update description.
27948 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27951 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27952 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27954 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27956 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27958 (LOCAL_ALIGNMENT): Similarly.
27960 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27961 Joseph Myers <joseph@codesourcery.com>
27963 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27964 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27965 * config/arm/arm-tune.md: Regenerate.
27966 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27969 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27971 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27972 version number to five.
27974 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27977 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27978 * c-common.c (set_underlying_type): Likewise.
27979 (is_typedef_decl ): Likewise
27981 (set_underlying_type): Likewise.
27982 (is_typedef_type): Likewise.
27984 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27986 PR middle-end/38587
27987 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27990 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27993 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27994 (LIBGCC_SPEC): Don't define.
27995 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27997 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27999 PR rtl-optimization/38879
28000 * alias.c (base_alias_check): Unaligned access via AND address can
28001 alias all surrounding object types except those with sizes equal
28002 or wider than the size of unaligned access.
28004 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28007 * c-decl.c (clone_underlying_type): Move this ...
28008 * c-common.c (set_underlying_type): ... here.
28009 Also, make sure the function properly sets TYPE_STUB_DECL() on
28010 the newly created typedef variant type.
28011 (is_typedef_decl ): New entry point.
28012 * tree.h: Added a new member member_types_needing_access_check to
28013 struct tree_decl_non_common.
28014 (set_underlying_type): New entry point.
28015 (is_typedef_type): Likewise.
28017 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28019 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28020 Check whether two instructions have memory references that
28021 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28022 are helper functions for traversing.
28023 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28024 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28025 not to draw dependency edge for instructions with non-conflicting
28028 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28031 * longlong.h: Update copyright years. Use soft-fp license notice.
28032 Sync __clz_tab declaration with glibc.
28034 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28037 * doc/extend.texi (syscall_linkage): New.
28038 (version_id): Modify.
28040 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28041 Richard Guenther <rguenther@suse.de>
28043 PR tree-optimization/38747
28044 PR tree-optimization/38748
28045 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28046 conversion if the base address is an indirect reference and the
28047 aliasing sets could cause issues.
28049 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28051 * common.opt (fgraphite, fgraphite-identity): Add comment for
28052 explaining why these options are not documented.
28054 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28056 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28057 gimple_call_lhs is NULL.
28059 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28062 * emit-rtl.c (adjust_address_1): Make sure memref is never
28065 2009-01-20 Ben Elliston <bje@au.ibm.com>
28067 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28068 const qualifier from arg parameter. Remove unnecessary cast to char *.
28069 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28070 const qualifier from arg 2.
28072 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28074 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28076 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28079 * rtl.h (reinit_regs): New prototype.
28080 * regclass.c: Include ira.h.
28081 (reinit_regs): New.
28082 * Makefile.in (regclass.o): Add ira.h.
28083 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28085 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28088 * c-common.c (handle_aligned_attribute): Use
28089 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28090 default alignment value.
28092 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28094 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28095 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28097 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28098 __BIGGEST_ALIGNMENT__.
28100 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28102 2009-01-18 Richard Guenther <rguenther@suse.de>
28104 PR tree-optimization/38819
28105 * tree-flow.h (operation_could_trap_helper_p): Declare.
28106 * tree-eh.c (operation_could_trap_helper_p): Export.
28107 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28108 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28109 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28110 are about to insert a possibly trapping instruction and fail
28113 2009-01-18 Andreas Schwab <schwab@suse.de>
28115 * doc/install.texi (Configuration): Remove obsolete paragraph
28116 about use of --with-gnu-ld with --with-gnu-as.
28118 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28120 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28121 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28122 Follow spelling conventions.
28124 2009-01-18 Ben Elliston <bje@au.ibm.com>
28126 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28127 C++ warning about implicit conversion from void * to struct
28129 (bitmap_obstack_free): Likewise for bitmap_element *.
28130 * Makefile.in (bitmap.o-warn): Remove.
28132 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28134 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28136 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28137 Tobias Grosser <tobi.grosser@amd.com>
28139 * graphite.c (graphite_trans_scop_block): Do not block single
28142 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28144 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28145 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28146 test with assertion.
28148 2009-01-16 Richard Guenther <rguenther@suse.de>
28150 PR tree-optimization/38835
28151 PR middle-end/36227
28152 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28153 and INT + PTR -> (INT)(PTR p+ INT) folding.
28154 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28156 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28159 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28160 the subreg from a lowpart subreg if it is also casting the value.
28162 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28163 Tobias Grosser <tobi.grosser@amd.com>
28165 * graphite.c (compare_prefix_loops): New.
28166 (build_scop_canonical_schedules): Rewritten.
28167 (graphite_transform_loops): Move build_scop_canonical_schedules
28168 after build_scop_iteration_domain.
28170 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28171 Tobias Grosser <tobi.grosser@amd.com>
28173 * graphite.c (add_conditions_to_domain): Add the loops to
28174 the dimension of the iteration domain. Do copy the domain
28175 only when it exists.
28176 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28177 (add_conditions_to_constraints): New.
28178 (can_generate_code_stmt, can_generate_code): Removed.
28179 (gloog): Do not call can_generate_code.
28180 (graphite_transform_loops): Call add_conditions_to_constraints
28181 after building the iteration domain.
28183 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28185 PR tree-optimization/38789
28186 * tree-ssa-threadedge.c
28187 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28188 __builtin_constant_p.
28190 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28192 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28193 examined before deleting them.
28195 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28197 * function.c (aggregate_value_p): Correctly extract the function
28198 type from CALL_EXPR_FN lookup.
28200 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28202 * config/picochip/picochip.c (picochip_override_options): Revert
28203 CFI asm flag disable commited previously.
28205 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28206 Tobias Grosser <tobi.grosser@amd.com>
28207 Jan Sjodin <jan.sjodin@amd.com>
28209 * graphite.c (scan_tree_for_params): On substractions negate
28210 all the coefficients of the term.
28211 (clast_to_gcc_expression_red): New. Handle reduction expressions
28212 of more than two operands.
28213 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28214 (get_vdef_before_scop): Handle also the case of default definitions.
28216 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28218 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28219 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28220 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28222 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28223 Joey Ye <joey.ye@intel.com>
28225 PR middle-end/37843
28226 * cfgexpand.c (expand_stack_alignment): Don't update stack
28227 boundary nor check incoming stack boundary here.
28228 (gimple_expand_cfg): Update stack boundary and check incoming
28229 stack boundary here.
28231 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28233 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28235 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28237 PR rtl-optimization/38245
28238 * calls.c (expand_call): Add stack arguments to
28239 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28240 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28241 in regs and partially in memory or BLKmode arguments.
28242 (emit_library_call_value_1): Add stack arguments to
28243 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28244 ACCUMULATE_OUTGOING_ARGS).
28245 * dce.c: Include tm_p.h.
28246 (find_call_stack_args): New function.
28247 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28249 (mark_insn): Call find_call_stack_args for CALL_Ps.
28250 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28251 forwards. Allocate and free arg_stores bitmap if needed, pass it
28252 down to deletable_insn_p, don't mark stores set in arg_stores
28253 bitmap, clear the bitmap at the beginning of each bb.
28254 * Makefile.in (dce.o): Depend on $(TM_P_H).
28256 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28259 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28260 to make sure the insn is a conditional test (bug 22599). Reformat a
28263 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28265 PR middle-end/38431
28266 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28267 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28268 (gloog): Do not call cleanup_tree_cfg.
28269 (graphite_transform_loops): Call cleanup_tree_cfg after all
28270 scops have been code generated.
28272 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28273 * doc/gty.texi (Invoking the garbage collector): Added new node
28274 and section documenting ggc_collect.
28276 2009-01-14 Richard Guenther <rguenther@suse.de>
28278 PR tree-optimization/38826
28279 PR middle-end/38477
28280 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28281 initialization notes only if we actually emitted a warning.
28282 (intra_create_variable_infos): Add constraints for a result decl
28283 that is passed by hidden reference.
28284 (build_pred_graph): Mark all related variables non-direct on
28287 2009-01-14 Nick Clifton <nickc@redhat.com>
28289 * ira-conflicts.c: Include addresses.h for the definition of
28291 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28292 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28294 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28297 * Makefile.in (ira-lives.o): Add except.h.
28299 * ira-lives.c: Include except.h.
28300 (process_bb_node_lives): Process can_throw_internal.
28302 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28304 PR rtl-optimization/38774
28305 * combine.c (simplify_set): When undoing cc_use change, don't do
28306 PUT_CODE on the newly created comparison, but instead put back the
28309 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28311 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28312 values. Remove duplicate arm8 entry.
28314 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28316 PR tree-optimization/38786
28317 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28318 the SSA_NAME case of expand_scalar_variables_expr.
28319 Set the type of an expression to the type of its assign statement.
28320 (expand_scalar_variables_expr): Also gather the scalar computation
28321 used to index the memory access. Do not pass loop_p.
28322 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28323 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28324 the gimple_stmt_iterator where it inserts new code.
28325 Do not pass loop_p.
28326 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28327 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28329 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28331 * graphite.h (debug_value): Removed.
28332 * graphite.c (debug_value): Removed.
28334 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28336 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28337 ldrd/strd with two 32-bit instructions.
28339 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28341 * config/arm/arm.c (struct processors): Pass for speed down into
28342 cost helper functions.
28343 (const_ok_for_op): Handle COMPARE and inequality nodes.
28344 (arm_rtx_costs_1): Rewrite.
28345 (arm_size_rtx_costs): Update prototype.
28346 (arm_rtx_costs): Pass speed down to helper functions.
28347 (arm_slowmul_rtx_costs): Rework cost calculations.
28348 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28349 (arm_9e_rtx_costs): Likewise.
28351 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28353 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28354 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28355 (alpha_legitimize_address): Do not split local symbols wider than
28356 UNITS_PER_WORD into HIGH/LO_SUM parts.
28358 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28361 * gcc.c (process_command): Replace call to execvp with calls
28362 to pex_one and exit.
28364 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28367 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28368 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28369 variant for devices with 3-byte PC.
28370 (__tablejump_elpm__): New.
28372 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28375 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28376 offsetof member-designator, handle it as `[0].'.
28378 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28380 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28381 function when not using named sections on targets with named sections
28382 if branch distance is less than 262132.
28384 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28386 * combine.c (combine_instructions): Recompute
28387 optimize_this_for_speed_p for each BB in the main combine loop.
28389 2009-01-12 Tomas Bily <tbily@suse.cz>
28392 * tree-loop-distribution.c (prop_phis): New function.
28393 (generate_builtin): Call prop_phis.
28395 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28397 PR tree-optimization/38807
28398 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28399 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28401 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28403 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28404 subreg of op0 to the original op0.
28406 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28408 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28410 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28413 * mips-tfile.c (parse_def): Fix parsing of def strings
28414 starting with digits.
28416 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28419 * config/arm/arm.c (arm_is_long_call_p): Don't call
28420 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28422 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28424 * regrename.c (regrename_optimize): Fix dumping.
28425 (find_oldest_value_reg): Preserve REG_POINTER.
28426 (copy_hardreg_forward_1): Likewise.
28428 2009-01-09 Diego Novillo <dnovillo@google.com>
28430 * gimple.h (struct gimple_statement_base) <uid>: Document
28431 the restrictions on its use.
28432 (gimple_uid): Tidy.
28433 (gimple_set_uid): Tidy.
28435 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28437 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28438 zero guard even if align_bytes != 0 and count is smaller than
28441 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28443 PR rtl-optimization/38495
28444 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28445 (add_range_and_copies_from_move_list): Print all added ranges.
28446 Add ranges to memory optimized destination.
28448 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28452 * config/i386/i386.c (override_options): Reject
28453 -mstringop-strategy=rep_8byte with -m32.
28454 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28455 to 1. Do count comparison against epilogue_size_needed at compile
28456 time even when count_exp was constant forced into register. For
28457 size_needed don't jump to epilogue, instead just avoid aligning
28458 and invoke the body algorithm. If need_zero_guard, add zero guard
28459 even if count is non-zero, but smaller than size_needed + number of
28460 bytes that could be stored for alignment.
28461 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28462 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28463 but smaller than size_needed + number of bytes that could be stored
28464 for alignment. Compare size_needed with epilogue_size_needed instead
28465 of desired_align - align, don't adjust size_needed, pass
28466 epilogue_size_needed to the epilogue expanders.
28469 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28471 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28473 * pa.c (last_address): Change to unsigned.
28474 (update_total_code_bytes): Change argument to unsigned. Don't
28475 check if insn addresses are set.
28476 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28477 addresses are not set.
28478 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28480 2009-01-09 Nick Clifton <nickc@redhat.com>
28482 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28483 DECL_DECLARED_INLINE_P.
28485 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28487 PR middle-end/38347
28488 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28489 GET_MODE (op0) in operand_subword_force calls.
28491 PR middle-end/38771
28492 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28493 fold_convert arg0 operands to TREE_TYPE (op0) first.
28495 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28497 * params.def (ira-max-conflict-table-size): Decrease default value
28500 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28502 PR tree-optimization/37031
28503 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28505 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28506 allocate it using gc instead of heap, use VEC_quick_push instead of
28508 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28509 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28510 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28511 allocated vector from heap allocated.
28512 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28513 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28514 vector only after perfect_loop_nest_depth call.
28516 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28517 Jan Sjodin <jan.sjodin@amd.com>
28519 PR tree-optimization/38559
28520 * graphite.c (debug_value, copy_constraint,
28521 swap_constraint_variables, scale_constraint_variable, ): New.
28522 (get_lower_bound, get_upper_bound): Removed.
28523 (graphite_trans_bb_strip_mine): Clean up this code that works
28524 only for constant number of iterations. Fully copy upper and
28525 lower bound constraints, not only the constant part of them.
28526 * graphite.h (debug_value): Declared.
28528 2009-01-08 Ira Rosen <irar@il.ibm.com>
28530 PR tree-optimization/37194
28531 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28532 Don't add the cost of cost model guard in prologue to scalar
28533 outside cost in case of known number of iterations.
28535 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28536 Alan Modra <amodra@bigpond.net.au>
28538 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28539 non-word-aligned REG+CONST addressing.
28541 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28544 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28545 free_after_compilation when outputting a thunk.
28546 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28547 Do not call free_after_compilation here.
28549 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28551 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28552 (ix86_valid_target_attribute_inner_p): Ditto.
28554 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28556 PR tree-optimization/38492
28557 PR tree-optimization/38498
28558 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28559 * tree-chrec.h (scev_is_linear_expression): Declared.
28560 * graphite.c (graphite_cannot_represent_loop_niter): New.
28561 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28562 (graphite_loop_normal_form): Use gcc_assert.
28563 (scan_tree_for_params): Use CASE_CONVERT.
28564 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28565 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28566 Use gcc_assert. Discard scops that contain unhandled cases.
28567 (build_scop_conditions): Return a boolean status for unhandled cases.
28568 (strip_mine_profitable_p): Print the loop number, not its depth.
28569 (is_interchange_valid): Pass the depth of the loop nest, don't
28570 recompute it wrongly.
28571 (graphite_trans_bb_block): Same.
28572 (graphite_trans_bb_block): Print tentative of loop blocking.
28573 (graphite_trans_scop_block): Do not print that the loop has been
28575 (graphite_transform_loops): Do not handle scops that contain condition
28578 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28580 AVX Programming Reference (December, 2008)
28581 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28582 (_mm256_stream_pd): Likewise.
28583 (_mm256_stream_ps): Likewise.
28585 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28586 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28587 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28588 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28589 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28590 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28591 (ix86_expand_special_args_builtin): Likewise.
28593 * config/i386/sse.md (AVXMODEDI): New.
28594 (avx_movnt<mode>): Likewise.
28595 (avx_movnt<mode>): Likewise.
28596 (<sse>_movnt<mode>): Remove AVX support.
28597 (sse2_movntv2di): Likewise.
28599 2009-01-07 Richard Guenther <rguenther@suse.de>
28601 PR middle-end/38751
28602 * fold-const.c (extract_muldiv): Remove obsolete comment.
28603 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28604 to PLUS_EXPR canonicalization for the canonicalization.
28606 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28608 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28609 hosted cross-compilers generating less efficient code.
28611 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28613 * function.h (rtl_data): Add a dbr_scheduled_p field.
28614 * reorg.c (dbr_schedule): Set it.
28615 (gate_handle_delay_slots): Check it.
28616 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28617 (mips_reorg): Check flag_delayed_branch instead of
28618 mips_base_delayed_branch.
28619 (mips_override_options): Don't set mips_base_delayed_branch
28620 or flag_delayed_branch.
28622 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28624 PR rtl-optimization/38426.
28625 * ira.c (ira): Set current_function_is_leaf earlier.
28627 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28629 PR rtl-optimization/38722
28630 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28631 too early, only set a flag and modify after last possible
28634 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28637 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28638 * real.c (decimal_single_format): Correct values of emin and emax.
28639 (decimal_double_format): Ditto.
28640 (decimal_quad_format): Ditto.
28641 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28642 computation of DECnn_MIN and DECnn_MAX for corrected values of
28643 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28644 __DECnn_MIN__, and adjust its computation for the corrected value
28647 2009-01-06 Jan Hubicka <jh@suse.cz>
28650 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28652 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28654 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28655 Add Robert Clark to the list of testers.
28657 2009-01-06 Jan Hubicka <jh@suse.cz>
28658 Kai Tietz <kai.tietz@onevision.com>
28660 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28661 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28663 2009-01-06 Jan Hubicka <jh@suse.cz>
28664 Kai Tietz <kai.tietz@onevision.com>
28666 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28668 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28669 (ix86_nsaved_regs): Count only general purpose regs.
28670 (ix86_nsaved_sseregs): New.
28671 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28672 to 16 for w64; compute padding and size of sse reg save area.
28673 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28674 general purpose regs.
28675 (ix86_emit_save_sse_regs_using_mov): New.
28676 (ix86_expand_prologue): Save SSE regs if needed.
28677 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28678 (ix86_emit_restore_sse_regs_using_mov): New.
28679 (ix86_expand_epilogue): Save SSE regs if needed.
28681 2009-01-06 Jan Hubicka <jh@suse.cz>
28682 Kai Tietz <kai.tietz@onevision.com>
28684 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28685 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28686 functions when accumulate outgoing args is off.
28688 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28691 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28692 before using pseudos_have_intersected_live_ranges_p.
28694 * ira-int.h (ira_assert): Always define.
28696 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28698 AVX Programming Reference (December, 2008)
28699 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28700 (_mm256_permute2_pd): Likewise.
28701 (_mm_permute2_ps): Likewise.
28702 (_mm256_permute2_ps): Likewise.
28703 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28704 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28706 * config/i386/i386.c (ix86_builtins): Remove
28707 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28708 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28709 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28710 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28711 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28712 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28713 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28714 __builtin_ia32_vpermil2ps256.
28715 (ix86_init_mmx_sse_builtins): Updated.
28716 (ix86_expand_args_builtin): Likewise.
28718 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28720 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28721 long absolute calls when generating PA 2.0 code.
28723 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28725 PR rtl-optimization/38583
28726 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28728 * params.def (ira-max-conflict-table-size): New.
28730 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28732 * ira.h (ira_conflicts_p): New external definition.
28734 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28735 table. Report this. Return result of building.
28736 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28737 building conflict table.
28739 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28740 (ira_color): Use ira_conflicts_p.
28742 * global.c: Include ira.h.
28743 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28746 * Makefile.in (global.o): Add ira.h.
28748 * ira-build.c (mark_all_loops_for_removal,
28749 propagate_some_info_from_allocno): New.
28750 (remove_unnecessary_allocnos): Call
28751 propagate_some_info_from_allocno.
28752 (remove_low_level_allocnos): New.
28753 (remove_unnecessary_regions): Add parameter. Call
28754 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28755 parameter to remove_unnecessary_regions.
28756 (ira_build): Remove all regions but root if the conflict table was
28757 not built. Update conflict hard regs for allocnos crossing calls.
28759 * ira.c (ira_conflicts_p): New global.
28760 (ira): Define and use ira_conflicts_p.
28762 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28763 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28764 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28766 2009-01-06 Ben Elliston <bje@au.ibm.com>
28768 * gengtype-lex.l (YY_NO_INPUT): Define.
28770 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28773 * c-common.c (handle_vector_size_attribute): Also reject
28774 BOOLEAN_TYPE types.
28776 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28778 PR tree-optimization/38492
28779 * graphite.c (rename_map_elt, debug_rename_elt,
28780 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28781 rename_map_elt_info, eq_rename_map_elts,
28782 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28783 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28784 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28785 (sese_build_livein_liveouts): New.
28786 (new_sese, free_sese): New.
28787 (new_scop): Call new_sese.
28788 (free_scop): Call free_sese.
28789 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28790 (register_old_new_names): Renamed register_old_and_new_names.
28791 (register_scop_liveout_renames, add_loop_exit_phis,
28792 insert_loop_close_phis, struct igp,
28793 default_liveout_before_guard, add_guard_exit_phis,
28794 insert_guard_phis, copy_renames): New.
28795 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28796 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28797 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28798 (scop_adjust_phis_for_liveouts): New.
28799 (gloog): Call scop_adjust_phis_for_liveouts.
28801 * graphite.h (struct sese): Documented. Added fields liveout,
28802 num_ver and livein.
28803 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28804 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28805 (struct scop): Added field liveout_renames.
28806 (SCOP_LIVEOUT_RENAMES): New.
28808 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28810 PR tree-optimization/38510
28811 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28812 (translate_clast): Call recompute_all_dominators before
28814 (gloog): Call recompute_all_dominators before graphite_verify.
28816 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28817 Jan Sjodin <jan.sjodin@amd.com>
28819 PR tree-optimization/38500
28820 * graphite.c (create_sese_edges): Call fix_loop_structure after
28823 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28825 * config.gcc: Add m32r*-*-rtems*.
28826 * config/m32r/rtems.h: New file.
28828 2009-01-05 Ben Elliston <bje@au.ibm.com>
28830 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28831 (.po.pox): Likewise.
28832 (po/gcc.pot): Likewise.
28834 2009-01-04 David S. Miller <davem@davemloft.net>
28836 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28837 (STARTING_FRAME_OFFSET): Always set to zero.
28839 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28841 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28842 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28843 fixed-point types, and vectors of the same.
28845 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28847 * config/mips/sync.md (*mb_barrier): Rename to...
28848 (*memory_barrier): ...this.
28850 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28852 * doc/extend.texi (Function Attributes): Move @cindex after @item
28853 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28854 and put in alphabetical order. Fix 'target' name and put in order.
28855 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28858 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28860 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28861 (memory_barrier): Expand as unspec instead of unspec_volatile.
28862 Remove mem:BLK from insn operands. Use Pmode scratch register.
28863 (*memory_barrier): Define as unspec instead of unspec_volatile.
28864 Use (match_dup 0) as input operand.
28866 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28867 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28868 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28869 scratch register. Remove operand 1.
28870 (*stbar): Define as unspec instead of unspec_volatile.
28871 Use (match_dup 0) as input operand, remove (const_int 8).
28872 (*membar): Define as unspec instead of unspec_volatile.
28873 Use (match_dup 0) as input operand, remove input operand 2.
28875 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28876 (memory_barrier): Expand as unspec instead of unspec_volatile.
28877 Remove mem:BLK from insn operands. Use Pmode scratch register.
28878 (*memory_barrier): Define as unspec instead of unspec_volatile.
28879 Use (match_dup 0) as input operand.
28881 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28882 Remove mem:BLK from insn operands. Use Pmode scratch register.
28883 Set volatile flag on operand 0.
28884 (*memory_barrier): New insn pattern.
28886 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28888 (*memory_barrier): Use (match_dup 0) as input operand.
28890 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28891 Remove mem:BLK from insn operands. Use Pmode scratch register.
28892 Set volatile flag on operand 0.
28893 (*mb_internal): New insn pattern.
28895 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28897 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28899 PR middle-end/38586
28900 * function.c (struct temp_slot): Move to the section of the file
28901 that deals with temp slots. Remove field 'address'.
28902 (temp_slot_address_table): New hash table of address -> temp slot.
28903 (struct temp_slot_address_entry): New struct, items for the table.
28904 (temp_slot_address_compute_hash, temp_slot_address_hash,
28905 temp_slot_address_eq, insert_temp_slot_address): Support functions
28907 (find_temp_slot_from_address): Rewrite to use the new hash table.
28908 (remove_unused_temp_slot_addresses): Remove addresses of temp
28909 slots that have been made available.
28910 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28911 worker function for remove_unused_temp_slot_addresses.
28912 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28913 Add the temp slot address to the address -> temp slot map.
28914 (update_temp_slot_address): Update via insert_temp_slot_address.
28915 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28916 (pop_temp_slots): Likewise.
28917 (init_temp_slots): Allocate the address -> temp slot map, or empty
28918 the map if it is already allocated.
28919 (prepare_function_start): Initialize temp slot processing.
28921 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28923 PR middle-end/38584
28924 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28925 Calculate the size of all stack vars assuming no packing of stack
28926 vars will happen, replacing a quadratic algorithm with a linear one.
28928 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28931 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28934 2009-01-03 Diego Novillo <dnovillo@google.com>
28936 * doc/contrib.texi: Update contributions.
28938 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28941 * builtins.c (fold_builtin_memory_op): Give up if either operand
28942 is volatile. Set srctype or desttype to non-qualified version
28946 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28947 and FUNCTION_DECLs.
28949 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28951 PR rtl-optimization/35805
28952 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28953 problem if fast dce is able to remove any instructions.
28954 * dce.c (dce_process_block): Fix dump message.
28956 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28959 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28961 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28963 PR middle-end/38690
28964 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28965 * tree-pretty-print.c (op_code_prio): New function.
28966 (op_prio): No longer static. Use op_code_prio.
28967 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28968 Use op_prio and op_code_prio to determine if () should be
28969 printed around operand(s) or not.
28971 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28972 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28973 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28974 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28975 pp_character instead of pp_string for single letter printing.
28977 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28979 * doc/extend.texi: Fix '#pragma GCC option' typo.
28981 2009-01-02 Richard Guenther <rguenther@suse.de>
28983 * doc/install.texi (--enable-checking): Mention different
28984 default for stage1.
28985 (--enable-stage1-checking): Document.
28987 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28989 PR middle-end/30142
28990 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28991 case to be an error.
28993 2009-01-02 Ben Elliston <bje@au.ibm.com>
28995 * config/fp-bit.h (pack_d): Constify argument.
28996 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28997 (isnan): Constify argument.
28999 (iszero): Likewise.
29000 (pack_d): Likewise.
29001 (_fpadd_parts): Constify return type.
29002 (_fpmul_parts): Likewise.
29003 (_fpdiv_parts): Likewise.
29005 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29008 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29009 warn about overwriting initializer with side-effects or
29010 -Woverride-init if !IMPLICIT.
29011 (output_init_element): Likewise. Pass IMPLICIT down to
29013 (process_init_element): Add IMPLICIT argument. Pass it down
29014 to output_init_element.
29015 (push_init_element, pop_init_level, set_designator): Adjust
29016 process_init_element callers.
29017 (set_nonincremental_init, set_nonincremental_init_from_string):
29018 Adjust add_pending_init callers.
29019 (output_pending_init_elements): Adjust output_init_element callers.
29020 * c-tree.h (process_init_element): Adjust prototype.
29021 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29022 process_init_element callers.
29025 Copyright (C) 2009 Free Software Foundation, Inc.
29027 Copying and distribution of this file, with or without modification,
29028 are permitted in any medium without royalty provided the copyright
29029 notice and this notice are preserved.