1 2009-10-15 Richard Guenther <rguenther@suse.de>
4 * gimple.c (compare_type_names_p): Handle anonymous names
5 differently based on new mode argument.
6 (gimple_types_compatible_p): For structs also compare the tags.
7 (iterative_hash_type_name): Rename to ...
8 (iterative_hash_name): ... this. Hash all names.
9 (iterative_hash_gimple_type): Fix hashing the struct tag of
10 pointer targets. Hash field decl names.
12 2009-10-15 Richard Guenther <rguenther@suse.de>
15 * gimple.c (gimple_get_alias_set): Avoid recursing on
16 invalid type topology.
18 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
20 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
22 2009-10-15 Richard Guenther <rguenther@suse.de>
24 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
26 2009-10-15 Jakub Jelinek <jakub@redhat.com>
28 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
29 add --with-tune{,-32,-64} configured default for -mtune if explicit
32 2009-10-14 DJ Delorie <dj@redhat.com>
34 * config/h8300/h8300.c (F): New.
36 (h8300_emit_stack_adjustment): Call them.
38 (h8300_push_pop): Likewise.
39 (h8300_expand_prologue): Likewise.
40 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
41 (MUST_USE_SJLJ_EXCEPTIONS): Define.
42 (INCOMING_RETURN_ADDR_RTX): Define.
43 (INCOMING_FRAME_SP_OFFSET): Define.
44 (DWARF_CIE_DATA_ALIGNMENT): Define.
46 2009-10-14 Jakub Jelinek <jakub@redhat.com>
48 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
49 fields in builtin structs.
50 (finalize_record_size): Likewise.
52 2009-10-14 Richard Guenther <rguenther@suse.de>
54 * gimple.c (gtc_ob): New global.
55 (struct type_pair_d): Replace pointers with type UIDs.
56 (type_pair_hash): Adjust.
57 (type_pair_eq): Likewise.
58 (lookup_type_pair): Likewise. Allocate from an obstack.
59 (gimple_force_type_merge): Adjust.
60 (gimple_types_compatible_p): Likewise.
61 (free_gimple_type_tables): Free the obstack.
63 2009-10-14 Jakub Jelinek <jakub@redhat.com>
65 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
66 stmts setting DEBUG_EXPR_DECLs.
68 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
69 Don't crash if mode1 is VOIDmode.
71 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
73 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
74 * params.h (IRA_LOOP_RESERVED_REGS): New
75 * tree-pass.h (pass_subregs_of_mode_init,
76 pass_subregs_of_mode_finish): Remove.
77 * passes.c (pass_subregs_of_mode_init,
78 pass_subregs_of_mode_finish): Remove.
79 (pass_reginfo_init): Move before loop optimizations.
80 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
81 * common.opt (fira-loop-pressure): New.
82 * toplev.h (flag_ira_loop_pressure): New.
83 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
85 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
86 Make external and void type functions.
87 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
88 pass_subregs_of_mode_finish): Remove.
89 * ira-costs.c (init_costs): Call init_subregs_of_mode.
90 * regmove.c: Include ira.h.
91 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
92 register pressure calculation in loops.
93 * loop-invariant.c: Include REGS_H and ira.h.
94 (struct loop_data): New members max_reg_pressure, regs_ref, and
96 (struct invariant): New member orig_regno.
97 (curr_loop): New variable.
98 (find_exits): Initialize regs_ref and regs_live.
99 (create_new_invariant): Initialize orig_regno.
100 (get_cover_class_and_nregs): New.
101 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
102 array. Add code for flag_ira_loop_pressure.
103 (gain_for_invariant): Make new_regs an array. Add code for
104 flag_ira_loop_pressure.
105 (best_gain_for_invariant): Ditto.
106 (set_move_mark): New parameter gain. Use it for debugging output.
107 (find_invariants_to_move): Make regs_needed and new_regs an array.
108 Add code for flag_ira_loop_pressure.
109 (move_invariant_reg): Set up orig_regno.
110 (move_invariants): Set up reg classes for pseudos for
111 flag_ira_loop_pressure.
112 (free_loop_data): Clear regs_ref and regs_live.
113 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
114 get_regno_cover_class, change_pressure, mark_regno_live,
115 mark_regno_death, mark_reg_store, mark_reg_clobber,
116 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
117 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
118 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
119 register pressure calculation in loops if new regs were added.
120 Call finish_subregs_of_mode.
121 * opts.c (decode_options): Set up flag_ira_loop_pressure.
122 * Makefile.in (loop-invariant.o): Add ira.h.
124 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
126 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
128 2009-10-14 Richard Guenther <rguenther@suse.de>
130 * lto-symtab.c (lto_symtab_compatible): Fold in ...
131 (lto_symtab_merge): ... here. Rewrite both to take the
132 prevailing and a to-be-merged entry and to queue diagnostics
134 (lto_symtab_resolve_replaceable_p): New predicate for
136 (lto_symtab_resolve_can_prevail_p): Likewise.
137 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
138 handles merging commons by choosing the largest decl. Fold
139 in code that gives ODR errors.
140 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
142 (lto_symtab_merge_decls_1): Re-structure. Deal with the
143 case of no prevailing decl here. Diagnose mismatches
144 in object types here. Drop all but the prevailing decls.
145 (lto_symtab_prevailing_decl): Return the single prevailing decl.
146 * lto-streamer-in.c (lto_input_tree_ref): Deal with
147 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
149 2009-10-14 Richard Guenther <rguenther@suse.de>
152 * lto-streamer-in.c (input_bb): Replace debug stmts with
153 nops instead of dropping them.
155 2009-10-14 Nick Clifton <nickc@redhat.com>
157 * gcc/doc/extended.texi: Replace the dash character with
158 @minus{} in situations where it is being used as a minus
160 * gcc/doc/tm.texi: Likewise.
161 * gcc/doc/md.texi: Likewise.
163 2009-10-14 Jakub Jelinek <jakub@redhat.com>
165 PR preprocessor/41543
166 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
167 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
168 * tree.c: Include intl.h.
169 (expand_location): Handle BUILTINS_LOCATION.
170 * Makefile.in (tree.o): Depend on intl.h.
173 * dwarf2out.c (dwarf2out_var_location): Always clear
174 last_postcall_label when changing last_label.
176 2009-10-14 Pascal Obry <obry@adacore.com>
178 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
179 (process_command): Handle -E as done with -c and -S. Do not add
180 the target executable suffix to the output file when -E is used.
181 (main): Adjust error message accordingly.
183 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
189 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
191 (tree_code_size): Likewise.
193 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
195 * builtins.c (fold_builtin_1): Support complex "arc" functions.
196 * real.h (HAVE_mpc_arc): Define.
198 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
200 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
201 (struct builtin_description): Add fndecl field.
202 (bdesc): Remove const qualifier. Update initializer.
203 (sh_media_init_builtins): Remove const qualifier for d. Record
204 the result of add_builtin_function to the fndecl field.
205 (sh_builtin_decl): New.
206 (sh_media_builtin_decl): New.
208 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
211 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
212 requests between special registers.
214 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
216 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
218 2009-10-13 Richard Henderson <rth@redhat.com>
220 PR tree-optimization/41377
221 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
222 (cleanup_empty_eh_merge_phis): New change_region parameter;
223 pass it on to redirect_eh_edge_1. Update callers.
224 (cleanup_empty_eh_unsplit): Don't require an existing EH label
225 at the destination block.
227 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
229 * passes.c (register_pass): Replaced gcc_unreachable by
230 fatal_error on failure. Mentions plugins in comments & messages.
232 2009-10-13 Jakub Jelinek <jakub@redhat.com>
235 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
236 * sched-vis.c (print_value): Use it.
237 * cselib.c (cselib_hash_rtx): Likewise.
238 * print-rtl.c (print_rtx): Likewise.
239 * cfgexpand.c (expand_debug_rtx): Likewise.
240 * var-tracking.c (vt_expand_loc_callback): Likewise.
242 2009-10-13 Richard Guenther <rguenther@suse.de>
245 * opts.c (handle_option): Split out code to handle setting
246 the options flag var ...
247 (set_option): ... here.
248 * opts.h (set_option): Declare.
249 * lto-opts.c (register_user_option_p): Include -fexceptions
250 and all position independent code variants.
251 (handle_common_option): Remove.
252 (lto_reissue_options): Use set_option.
254 2009-10-13 Martin Jambor <mjambor@suse.cz>
256 PR tree-optimization/41661
257 * ipa-prop.c (compute_complex_pass_through): Allow only operations
258 that are tcc_comparisons or do not change the type in any
260 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
261 folding tcc_comparison operations.
263 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
265 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
268 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
274 * tree.def (DEBUG_EXPR_DECL): New.
275 * rtl.def (DEBUG_EXPR): New.
276 * gengtype.c (adjust_field_rtx_def): Handle it.
277 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
278 (insert_debug_temp_for_var_def): ... this. Drop support for
279 moving. Take iterator for def stmt; insert debug stmt before it.
280 Scan early for use count and kind in debug stmts.
281 (propagate_defs_into_debug_stmts): Rename to...
282 (insert_debug_temps_for_defs): ... this. Likewise.
283 * tree.h (DEBUG_TEMP_UID): New.
284 * tree.c (next_debug_decl_uid): New.
285 (make_node_stat): Count debug decls separately.
286 (copy_node_stat): Likewise.
287 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
288 * var-tracking.c (dv_is_decl_p): Recognize it.
289 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
290 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
291 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
292 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
293 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
294 (cselib_hash_rtx): Likewise.
295 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
296 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
298 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
299 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
300 * rtl.c (copy_rtx): Likewise.
301 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
302 * print-rtl.c (print_rtx): Likewise.
303 * sched-vis.c (print_value): Likewise.
304 (print_insn): Handle DEBUG_EXPR_DECL.
305 * tree-dump.c (dequeue_and_dump): Likewise.
306 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
307 * gimple-iterator (gsi_replace): Check for same lhs.
308 (gsi_remove): Insert debug temps.
309 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
310 (move_computations_stmt): Drop explicit propagation into debug stmts.
311 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
312 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
313 * tree-ssa-sink.c (statement_sink_location): Likewise.
314 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
315 * tree-ssanames.c (release_ssa_name): Adjust for rename.
316 * tree-flow.h: Likewise.
317 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
318 debug temps without values.
319 (eliminate_unnecessary_stmts): Don't discard just-inserted
322 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
325 * config/cris/cris.md (andu): Check that operand 1 is one of the
326 general registers. Fix typo in head comment.
328 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
330 * config/i386/i386.md (vswapmov): New.
331 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
332 (ix86_function_ms_hook_prologue): New.
333 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
334 * configure.ac: Test for swap suffix support in as.
335 * configure: Rebuild.
337 2009-10-12 Jakub Jelinek <jakub@redhat.com>
340 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
341 paradoxical subregs to prevent partial register stalls if the inner
342 mode is integer mode.
344 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
346 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
348 2009-10-12 Dodji Seketeli <dodji@redhat.com>
351 * gcc/dwarf2out.c (template_parameter_pack_die,
352 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
354 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
357 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
359 (maybe_register_def): Likewise. Take stmt iterator.
360 (rewrite_update_stmt): Take stmt iterator and pass it on.
361 (rewrite_update_enter_block): Pass stmt iterator.
363 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
365 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
366 (spu_builtin_decl): New function.
368 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
370 * config/i386/i386.md (SWIM): New mode iterator.
371 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
372 using SWIM mode iterator.
373 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
374 patterns using SWI48 mode iterator.
375 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
376 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
377 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
378 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
379 patterns using SWI248 mode iterator.
380 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
381 gen_x86_movdicc_0_m1_rex64 for renamed function
383 2009-10-11 Jose Ruiz <ruiz@adacore.com>
384 Eric Botcazou <ebotcazou@adacore.com>
387 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
388 * config/sparc/sol2-unwind.h: New file.
390 2009-10-11 Olivier Hainque <hainque@adacore.com>
391 Eric Botcazou <ebotcazou@adacore.com>
394 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
395 * config/i386/sol2-unwind.h: New file.
397 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
400 * config/i386/i386.md (addsi_1_zext): Get the proper second
403 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
405 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
406 all OLD_RTXes, not just REGs. Use copy_rtx to create the
409 2009-10-11 Richard Guenther <rguenther@suse.de>
411 * gimple.c (iterative_hash_type_name): Do not handle special
414 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
416 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
417 (*setcc_si_1_and): Ditto.
418 (*setcc_si_1_movzbl): Ditto.
419 (*setcc_<mode>_2): Ditto.
420 (*setcc_qi): Rename from *setcc_1.
421 (*setcc_qi_slp): Rename from *setcc_2.
423 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
424 (*zero_extendqisi2_movzbw_and splitter): Ditto.
426 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
427 "if" condition, there is already assert with reload_completed present.
429 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
431 * plugin.c (try_init_one_plugin): Improve constness of variable err.
433 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
435 * doc/install.texi (Final install): Refer to
436 http://gcc.gnu.org/bugs/ for bug reporting.
438 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
440 * configure.ac: Add test for dci instruction.
441 * configure: Regenerate.
442 * config.in: Likewise.
443 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
444 * doc/invoke.texi: Add cpu_type 476 and 476fp.
445 (-mmulhw): Add 476 to description.
447 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
448 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
449 (processor_target_table): Add 476 and 476fp entries.
450 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
451 (rs6000_issue_rate): Add CPU_PPC476.
452 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
453 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
454 (processor_type): Add PROCESSOR_PPC476.
455 (EXTRA_SPECS): Add asm_cpu_476 string.
456 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
457 (define_attr "cpu"): Add ppc476.
459 Update comments for 476.
460 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
461 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
462 Update copyright year.
463 * config/rs6000/476.md: New file.
464 * config/rs6000/40x.md: Add description for "isel" attribute.
465 Update copyright year.
466 * config/rs6000/440.md: Likewise.
467 * config/rs6000/603.md: Likewise.
468 * config/rs6000/6xx.md: Likewise.
469 * config/rs6000/7450.md: Likewise.
470 * config/rs6000/7xx.md: Likewise.
471 * config/rs6000/8540.md: Likewise.
472 * config/rs6000/cell.md: Likewise.
473 * config/rs6000/e300c2c3.md: Likewise.
474 * config/rs6000/e500mc.md: Likewise.
475 * config/rs6000/mpc.md: Likewise.
476 * config/rs6000/power4.md: Likewise.
477 * config/rs6000/power5.md: Likewise.
478 * config/rs6000/power6.md: Likewise.
479 * config/rs6000/power7.md: Likewise.
480 * config/rs6000/rios1.md: Likewise.
481 * config/rs6000/rios2.md: Likewise.
482 * config/rs6000/rs64.md: Likewise.
484 2009-10-10 Richard Guenther <rguenther@suse.de>
486 PR tree-optimization/41654
487 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
488 a cond expr before calling gimple_cond_set_condition_from_tree.
489 (ifcombine_iforif): Likewise.
491 2009-10-09 Ian Lance Taylor <iant@google.com>
493 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
494 * configure: Rebuild.
496 2009-10-09 Neil Vachharajani <nvachhar@google.com>
498 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
501 2009-10-09 Richard Guenther <rguenther@suse.de>
504 * target-def.h (TARGET_BUILTIN_DECL): Define.
505 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
506 * target.h (struct gcc_target): Add builtin_decl target hook.
507 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
508 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
510 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
512 (lto_output_builtin_tree): Sorry if the target does not support
513 streaming target builtins.
514 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
515 (rs6000_builtin_decl): New function.
516 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
517 (ix86_builtin_decl): New function.
519 2009-10-09 Jakub Jelinek <jakub@redhat.com>
521 PR preprocessor/41445
522 * c-ppoutput.c (do_line_change): New function.
523 (cb_line_change): Use it.
524 (scan_translation_unit): Call do_line_change if
525 avoid_paste or PREV_WHITE and token location is on a different line
529 * dwarf2out.c (dwarf2out_init): Test whether
530 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
533 PR rtl-optimization/41646
534 * calls.c (expand_call): For BLKmode types returned in registers
535 avoid likely spilled hard regs in copy_blkmode_from_reg generated
538 2009-10-09 Richard Guenther <rguenther@suse.de>
540 PR tree-optimization/41634
541 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
542 we remove the correct elements.
543 (optimize_stmt): Make sure to update stmt operands before
544 optimizing redundancies.
546 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
548 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
550 2009-10-09 Richard Guenther <rguenther@suse.de>
553 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
555 (lto_wrapper_exit): New function.
557 (fatal_perror): Likewise.
558 (fork_execute): Use global args_name, do not free it.
559 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
560 * lto-streamer.h: Remove duplicate prototypes.
562 2009-10-09 Richard Guenther <rguenther@suse.de>
564 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
565 before calling stmt_can_throw_external.
567 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
569 PR tree-optimization/40071
570 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
571 pointer if the original data reference doesn't conflict with the
572 created vector data reference. Fix long line.
574 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
576 * config/i386/i386.md (any_div): New code iterator.
577 (u): Handle div and udiv.
579 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
581 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
582 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
583 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
584 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
586 2009-10-08 Joseph Myers <joseph@codesourcery.com>
588 * gcc.c (main): Remove trailing "." from diagnostics.
590 2009-10-08 Cary Coutant <ccoutant@google.com>
592 Add support for debugging with ICF (Identical Code Folding).
593 * calls.c (debug.h): New #include.
594 (emit_call_1): Call virtual_call_token debug hook.
595 * common.opt (-fenable-icf-debug): New option.
596 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
597 locations in the source).
598 (poc_label_num): New variable.
599 (dcall_entry, vcall_entry): New typedefs.
600 (dcall_table, vcall_table): New variables.
601 (struct vcall_insn): New type.
602 (vcall_insn_table): New variable.
603 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
604 (size_of_dcall_table): New function.
605 (output_dcall_table): New function.
606 (size_of_vcall_table): New function.
607 (output_vcall_table): New function.
608 (dwarf2out_direct_call): New function.
609 (vcall_insn_table_hash): New function.
610 (vcall_insn_table_eq): New function.
611 (dwarf2out_virtual_call_token): New function.
612 (dwarf2out_virtual_call): New function.
613 (dwarf2out_init): Allocate new tables and sections.
614 (prune_unused_types): Mark DIEs referenced from direct call table.
615 (dwarf2out_finish): Output direct and virtual call tables.
616 * final.c (final_scan_insn): Call direct_call and virtual_call
618 * debug.h (struct gcc_debug_hooks): Add direct_call,
619 virtual_call_token, virtual_call hooks.
620 (debug_nothing_uid): New function.
621 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
622 (debug_nothing_uid): New function.
623 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
624 (xcoff_debug_hooks): Likewise.
625 * sdbout.c (sdb_debug_hooks): Likewise.
626 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
627 * doc/invoke.texi (-fenable-icf-debug): New option.
629 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
632 * regmove.c (regmove_backward_pass): Replace src with dst in the
633 debug insn, and check for dst before rather than after.
635 2009-10-08 Janis Johnson <janis187@us.ibm.com>
637 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
638 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
640 2009-10-08 Jan Hubicka <jh@suse.cz>
643 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
644 do not mark cgraph nodes as needed.
645 (record_references_in_initializer): Add new only_vars parameter.
646 * cgraph.h (record_references_in_initializer): New parameter.
647 * varasm.c (assemble_variable): Update call.
648 * varpool.c (varpool_analyze_pending_decls): Always look for
651 2009-10-08 Anatoly Sokolov <aesok@post.ru>
653 * config/avr/avr.c (last_insn_address) Remove variable.
654 (expand_prologue): Don't initialise last_insn_address variable.
655 (final_prescan_insn): Don't output insn size.
656 * config/avr/avr.opt (msize): Remove switch.
657 * doc/invoke.texi (AVR Options): Remove documentation of -msize
660 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
662 * combine.c (label_tick_ebb_start): Fix comment.
663 (combine_instructions): Set label_tick and label_tick_ebb_start before
664 calling setup_incoming_promotions. Start them from 1. Increment
665 label_tick instead of deriving it from the BB index. Rather than
666 comparing ticks use the block from the previous iteration to decide
667 whether to start a new EBB. Remove empty lines before function.
669 2009-10-08 Michael Matz <matz@suse.de>
672 * builtins.c (fold_builtin_isascii): Use fold_build2.
673 (fold_builtin_isdigit): Ditto.
674 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
675 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
676 remove_useless_stmts_cond, remove_useless_stmts_tf,
677 remove_useless_stmts_tc, remove_useless_stmts_bind,
678 remove_useless_stmts_goto, remove_useless_stmts_label,
679 remove_useless_stmts_1, remove_useless_stmts,
680 pass_remove_useless_stmts): Remove.
681 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
682 * passes.c (init_optimization_passes): Don't add
683 pass_remove_useless_stmts.
684 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
685 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
687 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
688 for static constants.
689 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
690 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
692 2009-10-08 Richard Guenther <rguenther@suse.de>
694 * gimple.c (free_gimple_type_tables): New function.
695 * gimple.h (free_gimple_type_tables): Declare.
697 2009-10-07 Mark Heffernan <meheff@google.com>
699 * ipa-prop.c (ipa_print_node_params) Only print
700 names of named arguments.
702 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
704 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
705 being statically linked.
707 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
709 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
711 2009-10-08 Jan Hubicka <jh@suse.cz>
714 * ipa.c (cgraph_externally_visible_p,
715 function_and_variable_visibility,
716 whole_program_function_and_variable_visibility): Skip non-finalized
719 2009-10-08 Nick Clifton <nickc@redhat.com>
721 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
724 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
727 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
729 2009-10-07 Joseph Myers <joseph@codesourcery.com>
732 * c-common.c (c_fully_fold_internal): Strip nops from the result
733 of recursive calls to c_fully_fold_internal.
734 (c_wrap_maybe_const): New.
735 (c_save_expr): Use c_wrap_maybe_const.
736 * c-common.h (c_wrap_maybe_const): Declare.
737 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
738 build_binary_op): Use c_wrap_maybe_const.
740 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
742 * real.c: Fix comment to reflect actual exponent size.
744 2009-10-08 Ben Elliston <bje@au.ibm.com>
746 * config/rs6000/a2.md: Add FSF comment header.
748 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
750 * config/i386/i386.md (any_extend): New code iterator.
751 (u, s): New code attributes.
753 (DWIH): Rewrite as code iterator for SI and DI modes.
754 (DWI): Rewrite as mode attribute.
755 (dwi): New mode attribute.
756 (di): Depend on SI mode and DI mode.
757 (doubleint_general_operand): Remove mode attribute.
759 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
762 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
763 (*sub<mode>3_doubleword): Ditto.
765 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
766 using SWIM248 mode iterator.
767 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
768 using SWI48 mode iterator.
769 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
770 patterns using DWIH mode iterator and any_extend code iterator.
771 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
772 using any_extend code iterator.
773 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
774 patterns using DWIH mode iterator and any_extend code iterator.
775 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
776 using any_extend code iterator.
777 (<s>mul<mode>3_highpart): Macroize expander from
778 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
779 and any_extend code iterator.
780 (*<s>muldi3_highpart_1): Macroize insn from
781 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
782 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
783 patterns using any_extend code iterator.
784 (*<s>mulsi3_highpart_zext): Macroize insn from
785 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
787 2009-10-07 Jakub Jelinek <jakub@redhat.com>
789 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
790 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
791 refering to a DIE with DW_AT_const_value.
793 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
796 * ira-lives.c (check_and_make_def_conflict): Process all operands.
798 2009-10-06 Jan Hubicka <jh@suse.cz>
800 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
803 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
805 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
806 *lea_2_rex64): Move before *add<mode>_1 pattern.
808 2009-10-07 Jan Hubicka <jh@suse.cz>
810 * collect2.c (main): Add -fno-whole-program.
811 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
813 2009-10-07 Jan Hubicka <jh@suse.cz>
815 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
816 has no address taken.
817 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
819 (cgraph_clone_node): Clear externally_visible flag for clones.
820 * cgraph.h (cgraph_only_called_directly_p,
821 cgraph_can_remove_if_no_direct_calls_p): New predicates.
822 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
823 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
824 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
825 ipcp_insert_stage): Likwise.
826 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
827 externally_visible flag.
828 (verify_cgraph_node): Verify that inline clones look right.
829 (process_function_and_variable_attributes): Do not set
830 externally_visible flags.
831 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
833 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
835 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
836 clear externally_visible when turning into inline clones
837 (cgraph_mark_inline_edge): Use new predicates.
838 (cgraph_estimate_growth): Likewise.
839 (cgraph_decide_inlining): Likewise.
840 * ipa.c (cgraph_postorder): Likewise.
841 (cgraph_remove_unreachable_nodes): Likewise; sanity check
842 that inline clones are not needed.
843 (cgraph_externally_visible_p): New predicate.
844 (function_and_variable_visibility): Add whole_program parameter;
845 always set externally_visible flag; handle COMDAT function
847 (local_function_and_variable_visibility): New function.
848 (gate_whole_program_function_and_variable_visibility): New function.
849 (whole_program_function_and_variable_visibility): New function.
850 (pass_ipa_whole_program_visibility): New function.
851 * passes.c (init_optimization_passes): Add whole program visibility
853 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
854 not care about needed/reachable flags.
855 * varpool.c: Include flags.h
856 (decide_is_variable_needed): When doing LTO assume whole-program mode.
857 (varpool_finalize_decl): When we are in LTO read-back, all variables
859 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
861 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
863 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
866 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
868 * config.gcc: Don't include the makefile fragments intended for
870 * config/s390/fixdfdi.h: File removed.
871 * config/s390/libgcc-glibc.ver: File removed.
872 * config/s390/s390.h: Remove the fixdfdi.h hack.
873 * config/s390/t-crtstuff: File moved to libgcc dir.
874 * config/s390/t-linux: Likewise.
875 * config/s390/t-tpf: libgcc specific parts removed.
876 * config/s390/t-linux64: Likewise.
878 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
880 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
881 (lto-compress.o): Likewise.
883 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
886 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
887 dllexport to class members here.
888 (i386_pe_determine_dllimport_p): Only check static class data for
890 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
891 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
892 functions for vague linkage.
893 (i386_pe_type_dllexport_p): Fix formatting.
894 (maybe_add_dllexport) New function.
895 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
898 2009-10-07 Ben Elliston <bje@au.ibm.com>
900 * config/rs6000/a2.md: Remove duplicated lines.
902 2009-10-07 Ben Elliston <bje@au.ibm.com>
904 * config.gcc (powerpc*-*-*): Handle a2.
905 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
906 * config/rs6000/a2.md: New file.
907 * config/rs6000/rs6000.opt (mno-update): New.
908 (mupdate): Return to using a mask, not a var.
909 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
910 (enum processor_type): Add PROCESSOR_PPCA2.
911 * config/rs6000/rs6000.c (ppca2_cost): New costs.
912 (rs6000_override_options): Add "a2" to processor_target_table.
913 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
914 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
916 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
918 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
919 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
920 reference to nonexistent gen_truncxfxf2 function.
922 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
924 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
925 (DWIH, g, di, doubleint_general_operand): New mode attributes.
926 (general_operand): Handle TI mode.
927 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
928 using SDWIM mode iterator.
929 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
930 pattern from *add{di,ti}3_1 patterns and corresponding splitters
931 using DWI mode iterator.
932 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
933 patterns using SWI mode iterator.
934 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
935 using SWI48 mode iterator.
936 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
937 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
938 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
939 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
940 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
941 using SDWIM mode iterator.
942 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
943 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
944 using DWI mode iterator.
945 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
946 patterns using SWI mode iterator.
947 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
948 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
949 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
950 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
951 patterns using plusminus code iterator.
952 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
953 sub<mode>3 patterns using plusminus code iterator.
954 * config/i386/i386.c (override_options): Update the call to
955 gen_subdi_carry_rex64 for renamed function.
956 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
957 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
958 calls to instruction expanders.
960 2009-10-06 Martin Jambor <mjambor@suse.cz>
963 * opts.c (decode_options): Run IPA-SRA at -O2.
965 2009-10-06 Richard Guenther <rguenther@suse.de>
967 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
969 2009-10-06 Tobias Burnus <burnus@net-b.de>
972 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
973 -flto and -fwhole-program flags can be combined.
975 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
978 * gcc.c (process_command): Check that -o argument was specified.
980 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
982 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
984 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
986 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
987 * doc/invoke.texi (Warning Options): Annotate allowed languages
988 for -Wunsuffixed-float-constants.
990 2009-10-05 Jakub Jelinek <jakub@redhat.com>
992 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
993 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
994 same name and isn't the main variant.
997 * dwarf2out.c (loc_by_reference): Removed.
998 (dw_loc_list_1): New function.
999 (dw_loc_list): Remove toplev argument, add want_address argument.
1000 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1001 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1002 want_address == 2 to dw_loc_list. For successful dw_loc_list
1003 set have_address to 1 only if want_address is not 0.
1005 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1007 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1008 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1009 a code block followed by two pointers.
1010 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1011 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1012 (MIPS_MOVE): Likewise.
1013 (MIPS_LUI): Likewise.
1014 (MIPS_JR): Likewise.
1015 (MIPS_BAL): Likewise.
1016 (MIPS_NOP): Likewise.
1017 (mips_asm_trampoline_template): Delete.
1018 (mips_trampoline_code_size): New function.
1019 (mips_trampoline_init): Add shorter sequences for all cases
1020 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1021 Calculate the opcodes directly, rather than copying from a template.
1022 Only flush the code part of the trampoline.
1023 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1025 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1027 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1028 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1029 (INCOMING_RETURN_ADDR_RTX): Likewise.
1030 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1032 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1033 with RETURN_ADDR_REGNUM.
1034 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1035 * config/mips/mips.c (mips16_build_call_stub): Replace
1036 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1037 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1038 (mips_print_operand_punctuation): Likewise.
1039 (mips_frame_set): Likewise.
1040 (mips16e_output_save_restore): Likewise.
1041 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1042 (mips_save_reg_p): Likewise.
1043 (mips_return_addr): Likewise.
1044 (mips_set_return_address): Likewise.
1045 (mips_direct_save_slot_move_p): Likewise.
1046 (mips_output_function_prologue): Likewise.
1047 (mips_restore_reg): Likewise.
1048 (mips_expand_epilogue): Likewise.
1049 (mips_epilogue_uses): Likewise.
1050 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1051 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1052 (clear_hazard_<mode>): Likewise.
1053 (call_internal): Likewise.
1054 (call_internal_direct): Likewise.
1055 (call_direct_split): Likewise.
1056 (call_value_internal): Likewise.
1057 (call_value_split): Likewise.
1058 (call_value_internal_direct): Likewise.
1059 (call_value_direct_split): Likewise.
1060 (call_value_multiple_internal): Likewise.
1061 (call_value_multiple_split): Likewise.
1063 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1064 Jakub Jelinek <jakub@redhat.com>
1066 PR rtl-optimization/41511
1067 * combine.c (record_value_for_reg): Pass explicit values as argument
1068 to get_last_value_validate.
1069 (get_last_value_validate): Document INSN parameter.
1070 For non-readonly MEMs, assume they might have been modified if INSN
1071 was in another basic block.
1072 (get_last_value): Minor reformatting.
1074 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1077 * final.c (asm_str_count): Split out from asm_insn_count.
1078 * rtl.h (asm_str_count): New prototype.
1079 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1082 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1084 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1086 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1087 Rafael Espindola <espindola@google.com>
1089 * gengtype.c (write_types): Moved call to write_func_for_structure
1090 into seperate loops.
1092 2009-10-05 Richard Guenther <rguenther@suse.de>
1095 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1096 (input_cgraph_1): Input toplevel asms.
1098 2009-10-05 Richard Guenther <rguenther@suse.de>
1101 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1102 (external_aggregate_decl_p): Likewise.
1103 (lto_symtab_compatible): Re-structure. Remove dead code.
1104 For variables ignore toplevel qualifiers when comparing types.
1105 Issue warnings, not errors for mismatched user-alignment.
1107 2009-10-05 Richard Guenther <rguenther@suse.de>
1111 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1112 (struct lto_symtab_identifier_def): Likewise.
1113 (struct lto_symtab_decl_def): Likewise.
1114 (struct lto_symtab_entry_def): New.
1115 (lto_symtab_identifier_t): Rename to ...
1116 (lto_symtab_entry_t): ... this.
1117 (lto_symtab_decls): Remove.
1118 (lto_symtab_base_hash): Rename to ...
1119 (lto_symtab_entry_hash): ... this.
1120 (lto_symtab_base_eq): Rename to ...
1121 (lto_symtab_entry_eq): ... this.
1122 (lto_symtab_base_marked_p): Rename to ...
1123 (lto_symtab_entry_marked_p): ... this.
1124 (lto_symtab_identifier_marked_p): Remove.
1125 (lto_symtab_decl_marked_p): Likewise.
1126 (lto_symtab_maybe_init_hash_tables): Rename to ...
1127 (lto_symtab_maybe_init_hash_table): ... this.
1128 (lto_symtab_set_resolution_and_file_data): Remove.
1129 (lto_symtab_register_decl): New function.
1130 (lto_symtab_get_identifier): Remove.
1131 (lto_symtab_get): New function.
1132 (lto_symtab_get_resolution): Adjust.
1133 (lto_symtab_get_identifier_decl): Remove.
1134 (lto_symtab_set_identifier_decl): Likewise.
1135 (lto_symtab_merge_decl): Rename to ...
1136 (lto_symtab_merge): ... this. Rewrite.
1137 (lto_symtab_merge_var): Remove.
1138 (lto_symtab_merge_fn): Likewise.
1139 (lto_symtab_prevailing_decl): Adjust.
1140 (lto_cgraph_replace_node): New function.
1141 (lto_symtab_merge_decls_2): Likewise.
1142 (lto_symtab_merge_decls_1): Likewise.
1143 (lto_symtab_fixup_var_decls): Likewise.
1144 (lto_symtab_resolve_symbols): Likewise.
1145 (lto_symtab_merge_decls): Likewise.
1146 (lto_symtab_prevailing_decl): Adjust.
1147 (lto_symtab_get_symtab_def): Remove.
1148 (lto_symtab_get_file_data): Likewise.
1149 (lto_symtab_clear_resolution): Adjust.
1150 (lto_symtab_clear_resolution): Likewise.
1151 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1152 (input_cgraph_1): Likewise.
1153 * lto-streamer-in.c (get_resolution): Do not provide fake
1154 symbol resolutions here.
1155 (deferred_global_decls): Remove.
1156 (lto_register_deferred_decls_in_symtab): Likewise.
1157 (lto_register_var_decl_in_symtab): Change signature, register
1158 variable via lto_symtab_register_decl.
1159 (lto_register_function_decl_in_symtab): Likewise.
1160 (lto_read_tree): Adjust.
1161 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1162 (lto_symtab_merge_var): Likewise.
1163 (lto_symtab_merge_fn): Likewise.
1164 (lto_symtab_register_decl): Declare.
1165 (lto_symtab_merge_decls): Likewise.
1167 2009-10-05 Richard Guenther <rguenther@suse.de>
1169 PR tree-optimization/23821
1170 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1171 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1172 simple IV increments.
1174 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1176 * config/arm/arm.c (arm_override_options): Really initialize
1177 flag_dwarf2_cfi_asm to 0.
1179 2009-10-05 Doug Kwan <dougkwan@google.com>
1181 PR rtl-optimization/41574
1182 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1183 floating point and we are not doing unsafe math optimizations.
1185 2009-10-03 Simon Baldwin <simonb@google.com>
1186 Cary Coutant <ccoutant@google.com>
1187 Rafael Espindola <espindola@google.com>
1188 Richard Guenther <rguenther@suse.de>
1189 Jan Hubicka <jh@suse.cz>
1190 Doug Kwan <dougkwan@google.com>
1191 H.J. Lu <hongjiu.lu@intel.com>
1192 Bill Maddox <maddox@google.com>
1193 Ryan Mansfield <rmansfield@qnx.com>
1194 Diego Novillo <dnovillo@google.com>
1195 Ollie Wild <aaw@google.com>
1196 Kenneth Zadeck <zadeck@naturalbridge.com>
1198 * lto-cgraph.c: New file.
1199 * lto-compress.c: New file.
1200 * lto-compress.h: New file.
1201 * lto-opts.c: New file.
1202 * lto-section-in.c: New file.
1203 * lto-section-out.c: New file.
1204 * lto-streamer-in.c: New file.
1205 * lto-streamer-out.c: New file.
1206 * lto-streamer.c: New file.
1207 * lto-streamer.h: New file.
1208 * lto-symtab.c: New file.
1209 * lto-wpa-fixup.c: New file.
1210 * lto-wrapper.c: New file.
1212 2009-10-03 Simon Baldwin <baldwin@google.com>
1213 Ben Elliston <bje@au.ibm.com>
1214 Rafael Espindola <espindola@google.com>
1215 Nathan Froyd <froydnj@codesourcery.com>
1216 Jan Hubicka <jh@suse.cz>
1217 Doug Kwan <dougkwan@google.com>
1218 Diego Novillo <dnovillo@google.com>
1219 Kenneth Zadeck <zadeck@naturalbridge.com>
1221 * Makefile.in (enable_lto): New.
1222 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1223 (LINKER_PLUGIN_API_H): Define.
1224 (LTO_SYMTAB_H): Define.
1225 (LTO_STREAMER_H): Define.
1226 (TREE_VECTORIZER_H): Define.
1227 (INCLUDES): Add LIBELFINC.
1228 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1229 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1230 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1231 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1232 (native): Add lto-wrapper$(exeext)
1233 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1234 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1235 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1236 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1237 (varasm.o): Add dependency on tree-iterator.h.
1238 (cgraph.o): Add dependency on cif-code.def.
1239 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1240 (ipa-pure-const.o): Likewise.
1241 (GTFILES): Add lto-symtab.c.
1242 (install-lto-wrapper): New.
1243 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1244 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1245 * config.in: Regenerate.
1247 2009-10-03 Rafael Espindola <espindola@google.com>
1248 Diego Novillo <dnovillo@google.com>
1250 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1251 ipa_write_summaries.
1252 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1254 (cgraph_optimize): Make extern.
1256 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1257 Kenneth Zadeck <zadeck@naturalbridge.com>
1259 * toplev.c (in_lto_p): Declare.
1260 * collect2.c (scan_prog_file): Read all the output when reading
1261 information for LTO.
1262 (enum lto_mode_d): Declare.
1264 2009-10-03 Richard Guenther <rguenther@suse.de>
1265 Diego Novillo <dnovillo@google.com>
1267 * gimple.c: Include target.h and alias.h.
1268 (gimple_types): Declare.
1269 (type_hash_cache): Declare.
1270 (gimple_alloc_stat): Make extern.
1271 (gimple_build_eh_must_not_throw): Call
1272 gimple_eh_must_not_throw_set_fndecl.
1273 (struct type_pair_d): Declare.
1274 (type_pair_t): Declare.
1275 (type_pair_hash): New.
1276 (type_pair_eq): New.
1277 (lookup_type_pair): New.
1278 (gimple_force_type_merge): New.
1279 (compare_type_names_p): New.
1280 (compare_field_offset): New.
1281 (gimple_types_compatible_p): New.
1282 (struct sccs): Declare.
1283 (next_dfs_num): Declare.
1284 (iterative_hash_gimple_type): New.
1286 (iterative_hash_type_name): New.
1287 (iterative_hash_gimple_type): New.
1288 (gimple_type_hash): New.
1289 (gimple_type_eq): New.
1290 (gimple_register_type): New.
1291 (print_gimple_types_stats): New.
1292 (gimple_signed_or_unsigned_type): New.
1293 (gimple_unsigned_type): New.
1294 (gimple_signed_type): New.
1295 (gimple_get_alias_set): New.
1296 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1297 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1298 (gimple_force_type_merge): Declare.
1299 (gimple_types_compatible_p): Declare.
1300 (gimple_register_type): Declare.
1301 (print_gimple_types_stats): Declare.
1302 (gimple_unsigned_type): Declare.
1303 (gimple_signed_type): Declare.
1304 (gimple_get_alias_set): Declare.
1305 (gimple_eh_must_not_throw_set_fndecl): New.
1307 2009-10-03 Jan Hubicka <jh@suse.cz>
1308 Kenneth Zadeck <zadeck@naturalbridge.com>
1310 * ipa-pure-const.c: Include lto-streamer.h.
1311 (register_hooks): Factor out of ...
1312 (generate_summary): ... here.
1313 (pure_const_write_summary): New.
1314 (pure_const_read_summary): New.
1315 (pass_ipa_pure_const): Add pure_const_write_summary and
1316 pure_const_read_summary.
1317 * ipa-reference.c: Include lto-streamer.h.
1318 (add_new_function): New.
1319 (remove_node_data): New.
1320 (duplicate_node_data): New.
1321 (ipa_init): Guard against multiple calls.
1322 Move hook setup from analyze_function.
1323 (write_node_summary_p): New.
1324 (ipa_reference_write_summary): New.
1325 (ipa_reference_read_summary): New.
1326 (pass_ipa_reference): Add ipa_reference_write_summary and
1327 ipa_reference_read_summary.
1328 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1329 (struct cgraph_edge): Add fields lto_stmt_uid and
1330 call_stmt_cannot_inline_p.
1331 (cgraph_optimize): Declare.
1332 (cgraph_decide_is_function_needed): Declare.
1333 (reset_inline_failed): Declare.
1334 (enum LTO_cgraph_tags): Declare.
1335 (LTO_cgraph_tag_names): Declare.
1336 (LCC_NOT_FOUND): Define.
1338 2009-10-03 Doug Kwan <dougkwan@google.com>
1339 Rafael Espindola <espindola@google.com>
1340 Jan Hubicka <jh@suse.cz>
1341 Diego Novillo <dnovillo@google.com>
1342 Kenneth Zadeck <zadeck@naturalbridge.com>
1344 * passes.c (all_regular_ipa_passes): New.
1345 (all_ipa_passes): Rename to all_small_ipa_passes.
1346 (init_optimization_passes): Init all_regular_ipa_passes.
1347 * tree-pass.h (all_regular_ipa_passes): New.
1348 (all_ipa_passes): Rename to all_small_ipa_passes.
1349 * passes.c (all_lto_gen_passes): New.
1350 (init_optimization_passes): Initialize all_lto_gen_passes.
1351 (execute_ipa_summary_passes): Make non-static.
1352 (ipa_write_summaries_1): New.
1353 (ipa_write_summaries_2): New.
1354 (ipa_write_summaries): New.
1355 (ipa_write_summaries_of_cgraph_node_set): New.
1356 (ipa_read_summaries_1): New.
1357 (ipa_read_summaries): New.
1358 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1359 (execute_regular_ipa_pass_list): Remove.
1360 (init_optimization_passes): Schedule
1361 pass_rebuild_cgraph_edges and pass_early_inline outside
1362 of pass_all_early_optimizations. Document reason.
1363 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1364 pass_ipa_lto_finish_out): New pass.
1365 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1366 (execute_all_ipa_transforms): New.
1367 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1368 (dump_properties, debug_properties): New.
1369 * tree-optimize.c (gate_all_early_local_passes): Return
1370 false if we are in lto1.
1371 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1372 * tree-pass.h (execute_all_ipa_transforms): Declare.
1373 (pass_ipa_function_and_variable_visibility): Declare.
1374 (pass_ipa_early_inline): Declare.
1375 (pass_ipa_lto_gimple_out): Declare.
1376 (pass_ipa_lto_wpa_fixup): Declare.
1377 (pass_ipa_lto_finish_out): Declare.
1378 (all_small_ipa_passes, all_regular_ipa_passes,
1379 all_lto_gen_passes): Declare.
1380 (execute_ipa_summary_passes): Declare.
1381 (execute_all_ipa_transforms): Declare.
1382 (ipa_write_summaries): Declare
1383 (ipa_write_summaries_of_cgraph_node_set): Declare.
1384 (ipa_read_summaries): Declare.
1386 2009-10-03 Doug Kwan <dougkwan@google.com>
1387 Ollie Wild <aaw@google.com>
1389 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1391 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1392 (lto_mode): New variable.
1393 (maybe_run_lto_and_relink): Handle the -fwpa option.
1394 (main): Handle the -fwpa option.
1395 (maybe_unlink_list): New function.
1396 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1397 * common.opt (flto): New flag.
1398 * toplev.c (flag_generate_lto): Declare.
1400 2009-10-03 Simon Baldwin <simonb@google.com>
1402 * common.opt (flto-compression-level): New flag.
1404 * opts.c: Include lto-opts.h.
1405 (handle_option): Call lto_register_user_option for each
1406 valid option handled.
1407 (decode_options): Clear registered options before the options
1410 2009-10-03 Cary Coutant <ccoutant@google.com>
1412 * collect2.c (is_elf): New function.
1413 (scan_prog_file): Require LTO object to be in ELF format.
1415 2009-10-03 Rafael Espindola <espindola@google.com>
1417 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1418 libgcc to the linker.
1420 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1422 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1423 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1425 * collect2.h (collect_execute): Add flags argument.
1426 * tlink.c (tlink_execute): Update call to collect_execute.
1427 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1428 (use_linker_plugin): New.
1429 (use_linker_plugin_spec_function): New.
1430 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1431 (linker_plugin_file_spec): New.
1432 (lto_wrapper_spec): New.
1433 (lto_gcc_spec): New.
1434 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1435 (static_spec_functions): Add use-linker-plugin.
1436 (process_command): Handle -use-linker-plugin.
1437 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1438 linker_plugin_file_spec and lto_gcc_spec.
1439 (use_linker_plugin_spec_function): New.
1441 2009-10-03 Richard Guenther <rguenther@suse.de>
1445 * tree.h (is_lang_specific): Include LANG_TYPE.
1446 * tree.c (find_decls_types_r): Manually add interesting parts
1447 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1449 * gimple.c (type_pair_hash): Make symmetric.
1450 (type_pair_eq): Likewise.
1451 (lookup_type_pair): Increase initial hashtable size.
1452 (gimple_force_type_merge): Rely on type-pair symmetry.
1453 (visit): Remove excessive checking code.
1454 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1455 (gimple_register_type): Remove getenv calls, shrink initial
1459 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1460 inline functions if not generating lto output.
1463 * toplev.c (finalize): In WPA mode remove the asm file.
1465 2009-10-03 Doug Kwan <dougkwan@google.com>
1467 * ipa-inline.c (cgraph_mark_inline): Check
1468 edge->call_stmt_cannot_inline_p instead of calling
1469 gimple_call_cannot_inline_p.
1470 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1471 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1472 (inline_generate_summary): Do nothing in LTRANS.
1473 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1474 exists before calling gimple_call_cannot_inline_p.
1475 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1476 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1477 Update new_edge->lto_stmt_uid.
1478 * cgraphbuild.c (reset_inline_failed): New.
1480 * common.opt (fwpa): New flag.
1481 (fltrans): New option.
1482 * gcc.c (gcc_lto_option_t): New type.
1483 (current_lto_option): New variable.
1484 (lto_single_spec_function): Remove and is replaced by ..
1485 (lto_option_spec_function): New function.
1486 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1487 passing the -flto flag.
1488 (cc1_options): Separate non-LTO related parts into ..
1489 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1490 (lto1_options): New spec for lto FE.
1491 (link_lto_options): New spec for handling LTO flags in linker.
1492 (invoke_lto_single): Re-format to fit in 80 column. Replace
1493 lto-single with lto-option.
1494 (static_specs): Add cc1_non_lto_options, lto1_options and
1496 (static_spec_function): Replace lto-single with lto-option.
1497 (process_command): Handle -flto, -fwpa and -fltran by setting
1498 current_lto_option and not passing it to subprocess unconditionally.
1500 2009-10-03 Bill Maddox <maddox@google.com>
1502 Add `gcc' driver support for link-time code generation (LTO).
1504 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1505 (lto_flag, lto_objects, lto_o_file): New variables.
1506 (struct lto_object, struct lto_object_list): New structures.
1507 (collect_exit, handler): Remove LTO temporary output file on exit.
1508 (add_lto_object): New function.
1509 (maybe_run_lto_and_relink): New function. Perform link time code
1510 generation and relinking for object files containing LTO information.
1511 (main): Invoke maybe_run_lto_and_relink().
1512 (dump_argv): New function. For debugging, currently disabled.
1513 (scan_prog_file): Add LTO information pass.
1514 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1516 * toplev.c (compile_file): Emit assembler directive to create
1517 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1519 2009-10-03 Diego Novillo <dnovillo@google.com>
1521 * c.opt: Add LTO to warn_abi and warn_psabi.
1523 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1524 inline function. Ignore language-specific nodes. Update all users.
1525 (find_decls_types_r): Do not traverse the subtrees of
1526 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1527 * tree.h (is_lang_specific): New.
1528 * langhooks.h (struct lang_hooks_for_decls): Remove
1529 may_need_assembler_name_p. Update all users.
1531 * c-common.c (set_builtin_user_assembler_name): Move ...
1532 * builtins.c (set_builtin_user_assembler_name): ... here.
1533 (is_builtin_name): Add comment
1534 (is_builtin_fn): New.
1535 * except.c (output_ttype): Only call
1536 lookup_type_for_runtime if TYPE is not a runtime type.
1538 * passes.c (register_pass): Call position_pass on
1539 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1540 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1541 (TV_IPA_LTO_DECL_IO): Define.
1542 (TV_IPA_LTO_CGRAPH_IO): Define.
1544 (TV_WHOPR_WPA): Define.
1545 (TV_WHOPR_WPA_IO): Define.
1546 (TV_WHOPR_LTRANS): Define.
1547 (TV_WHOPR_WPA_FIXUP): Define.
1548 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1549 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1550 * tree-flow.h (tree_node_can_be_shared): Declare.
1551 * tree-inline.c (tree_can_inline_p): Check that E has a
1552 statement associated with it.
1553 * tree.c (free_lang_data_in_binf): Factor out of ...
1554 (free_lang_data_in_type): ... here.
1555 Call RECORD_OR_UNION_TYPE_P.
1556 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1557 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1558 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1559 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1560 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1561 (gate_free_lang_data): Return true if flag_generate_lto is set.
1562 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1563 * c-common.h (set_builtin_user_assembler_name): Move ...
1564 * tree.h (set_builtin_user_assembler_name): ... here.
1566 * common.opt (flto-report): New flag.
1567 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1568 * collect2.c (scan_prog_file): Send the error output of
1569 'nm' to HOST_BIT_BUCKET.
1571 2009-10-03 Ollie Wild <aaw@google.com>
1573 * langhooks-def.h (lhd_begin_section): New function declaration.
1574 (lhd_write_section): New function declaration.
1575 (lhd_end_section): New function declaration.
1576 (LANG_HOOKS_BEGIN_SECTION): New macro.
1577 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1578 (LANG_HOOKS_END_SECTION): New macro.
1579 (LANG_HOOKS_LTO): New macro.
1580 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1581 * langhooks.c (output.h): Add include.
1582 (saved_section): New static variable.
1583 (lhd_begin_section): New function.
1584 (lhd_write_section_data): New function.
1585 (lhd_end_section): New function.
1586 * langhooks.h (struct lang_hooks_for_lto): New structure.
1587 (struct lang_hooks): Add member lto.
1588 * Makefile.in (langhooks.o): Add dependency on output.h.
1590 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1592 2009-10-03 Richard Guenther <rguenther@suse.de>
1594 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1597 2009-10-03 Simon Baldwin <simonb@google.com>
1598 Richard Guenther <rguenther@suse.de>
1599 Janis Johnson <janis187@us.ibm.com>
1600 Doug Kwan <dougkwan@google.com>
1601 Diego Novillo <dnovillo@google.com>
1602 Ramana Radhakrishnan <ramana.r@gmail.com>
1603 Ollie Wild <aaw@google.com>
1605 * doc/install.texi: Add documentation for libelf and --enable-lto.
1606 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1607 -flto-report, -flto-compression-level and -use-linker-plugin.
1608 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1609 Add section for LTO Testing.
1611 2009-10-02 Cary Coutant <ccoutant@google.com>
1613 Add support for comdat type sections for DWARF v4.
1614 Merge from dwarf4 branch.
1616 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1617 (dw_die_ref): Define vector type.
1618 (enum dw_val_class): Add dw_val_class_data8.
1619 (struct dw_val_struct): Add v.val_data8.
1620 (comdat_type_node_ref): New type.
1621 (struct die_struct): Move die_symbol into a union; add new field
1622 die_type_node. Change all uses.
1623 (comdat_type_node): New type.
1624 (skeleton_chain_node): New type.
1625 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1626 (comdat_type_list): New variable.
1627 (dwarf_tag_name): Add DW_TAG_type_unit.
1628 (dwarf_attr_name): Add DW_AT_signature.
1629 (add_AT_data8): New function.
1630 (replace_child): New function.
1631 (move_all_children): New function.
1632 (print_signature): New function.
1633 (print_die): Print signature information; add dw_val_class_data8.
1634 (attr_checksum): Support dw_val_class_data8.
1635 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1636 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1637 (checksum_sleb128, checksum_uleb128): New functions.
1638 (checksum_die_context): New function.
1639 (loc_checksum_ordered): New function.
1640 (attr_checksum_ordered): New function.
1641 (struct checksum_attributes): New structure.
1642 (collect_checksum_attributes): New function.
1643 (die_checksum_ordered): New function.
1644 (generate_type_signature): New function.
1645 (same_dw_val_p): Add dw_val_class_data8.
1646 (is_symbol_die): Use new is_declaration_die function.
1647 (is_declaration_die): New function.
1648 (should_move_die_to_comdat): New function.
1649 (clone_die): New function.
1650 (clone_tree): New function.
1651 (clone_as_declaration): New function.
1652 (copy_declaration_context): New function.
1653 (generate_skeleton_ancestor_tree): New function.
1654 (generate_skeleton_bottom_up): New function.
1655 (generate_skeleton): New function.
1656 (remove_child_or_replace_with_skeleton): New function.
1657 (break_out_comdat_types): New function.
1658 (struct decl_table_entry): New type.
1659 (htab_decl_hash): New function.
1660 (htab_decl_eq): New function.
1661 (htab_decl_del): New function.
1662 (copy_ancestor_tree): New function.
1663 (copy_decls_walk): New function.
1664 (copy_decls_for_unworthy_types): New function.
1665 (build_abbrev_table): Don't assert on missing die_symbol when doing
1666 comdat type sections.
1667 (size_of_die): Use DW_FORM_sig8 for external references. Add
1669 (unmark_dies): Don't assert for unmarked dies when doing comdat
1671 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1672 (output_signature): New function.
1673 (output_die): Likewise.
1674 (output_compilation_unit_header): Mark output as DWARF version 3
1675 even if generating DWARF 4.
1676 (output_comdat_type_unit): New function.
1677 (output_line_info): Mark output as DWARF version 3 even if generating
1679 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1681 (dwarf2out_end_source_file): Likewise.
1682 (prune_unused_types_walk_attribs): Don't follow references into
1683 comdat type sections.
1684 (prune_unused_types_mark): When generating type units, do not mark
1685 children of non-defining declarations of types; do mark children of
1687 (prune_unused_types): Process comdat type sections.
1688 (htab_ct_hash): New function.
1689 (htab_ct_eq): New function.
1690 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1691 Add a pointer to the line table from type unit entries so
1692 DW_AT_decl_file has meaning.
1693 * varasm.c (default_elf_asm_named_section): Use identifier name as
1694 comdat key instead of lang hook.
1696 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1698 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1700 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1702 * config/i386/i386.md (SWIM248): New mode iterator.
1703 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1704 divmodhi4 patterns using SWIM248 macro.
1705 (*divmod<mode>4): Macroize insn_and_split pattern from
1706 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1707 and their corresponding splitters usign SWIM248 macro. Split SImode
1708 insn to generate cltd and DImode insn to generate cqto instead of
1709 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1710 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1711 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1712 *divmodsi_noext patterns using SWIM248 macro.
1713 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1714 udivmodhi4 patterns using SWIM248 macro.
1715 (*udivmod<mode>4): Macroize insn_and_split pattern from
1716 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1717 corresponding splitters using SWIM248 macro.
1718 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1719 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1721 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1723 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1724 of zero-sized element is zero-sized regardless of its extent.
1726 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1729 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1730 * configure: Regenerated.
1731 * config.in: Regenerated.
1732 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1733 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1734 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1735 not emitting .eh_frame, emit .cfi_sections .debug_frame
1740 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1741 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1743 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1744 vars use DECL_RTL with resetting it back to NULL afterwards.
1745 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1746 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1747 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1748 the attribute type allows it, otherwise use DW_FORM_dataN.
1749 (mem_loc_descriptor): Handle CONST_STRING.
1750 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1751 Handle MEM with CONST_STRING address using add_AT_string.
1752 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1753 CONST_STRING for const arrays initialized with a string literal.
1754 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1755 (dwarf2out_finish): Call resolve_addr.
1757 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1758 Maxim Kuvyrkov <maxim@codesourcery.com>
1760 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1762 2009-10-02 Nick Clifton <nickc@redhat.com>
1764 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1765 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1767 2009-10-01 Jan Hubicka <jh@suse.cz>
1769 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1770 (cgraph_create_virtual_clone): Just pass redirect_callers
1772 * cgraph.h (cgraph_clone_node): Update prototype.
1773 * ipa-pure-const.c (self_recursive_p): New function.
1774 (propagate): Use it.
1775 * ipa-inline.c (cgraph_clone_inlined_nodes,
1776 cgraph_decide_recursive_inlining): Update.
1778 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1780 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1781 instructions for TARGET_OCTEON.
1783 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1785 * config/arm/arm.c (arm_override_options): Turn off
1786 flag_dwarf2_cfi_asm for AAPCS variants.
1788 2009-10-01 Martin Jambor <mjambor@suse.cz>
1791 * tree-sra.c (convert_callers): Do not call
1792 compute_inline_parameters on one caller more than once.
1794 2009-10-01 Nick Clifton <nickc@redhat.com>
1796 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1797 an empty string if not already defined.
1799 2009-10-01 Martin Jambor <mjambor@suse.cz>
1802 * tree-sra.c (is_va_list_type): New function.
1803 (find_var_candidates): Call is_va_list_type.
1804 (find_param_candidates): Check that the type or the type pointed
1805 to are not va_list types.
1807 2009-10-01 Martin Jambor <mjambor@suse.cz>
1810 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1811 DECL_ARTIFICIAL (param_decl) is true.
1813 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1815 * tree.h (tree_decl_common::lang_flag_8): New.
1816 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1818 * c-common.h (RID_CONSTEXPR): New.
1820 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1822 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1823 Use ref-all pointers.
1824 (alpha_gimplify_va_arg): Ditto.
1826 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1829 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1830 before insn counting loop now that BB_END (bb) is counted. Ensure
1831 the return value isn't zero.
1833 2009-09-30 Nick Clifton <nickc@redhat.com>
1835 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1836 with separate definitions of c_target_objs and cxx_target_objs.
1837 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1839 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1840 sh_symbian_import_export_class.
1841 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1842 * config/sh/symbian.c: Delete, moving code into...
1843 * config/sh/symbian-base.c: ... here
1844 * config/sh/symbian-c.c: ... and here
1845 * config/sh/symbian-cxx.c: ... and here.
1847 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1850 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1851 of plus RTX into register.
1853 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1855 * doc/install.texi: Linguistic and markup fixes.
1856 (Configuration) <--disable-cpp>: Remove description.
1857 <--enable-maintainer-mode>: Autotools files are affected, too.
1858 <--with-sysroot>: Improve description.
1859 (Building): Bump required GNU make version.
1861 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1863 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1864 (x86_64-*-*): Ditto.
1866 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1867 intrinisics for FMA4.
1868 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1869 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1870 Add FMA4 check and fma4intrin.h.
1871 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1873 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1874 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1875 constant for FMA4 support.
1876 (UNSPEC_FMA4_FMADDSUB): Ditto.
1877 (UNSPEC_FMA4_FMSUBADD): Ditto.
1878 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1879 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1880 (ix86_expand_fma4_multiple_memory): Ditto.
1881 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1882 (OPTION_MASK_ISA_FMA4_UNSET): New.
1883 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1884 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1885 (ix86_handle_option): Handle -mfma4.
1886 (isa_opts): Handle -mfma4.
1887 (enum pta_flags): Add PTA_FMA4.
1888 (override_options): Add FMA4 support.
1889 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1890 (IX86_BUILTIN_VFMADDSD): Ditto.
1891 (IX86_BUILTIN_VFMADDPS): Ditto.
1892 (IX86_BUILTIN_VFMADDPD): Ditto.
1893 (IX86_BUILTIN_VFMSUBSS): Ditto.
1894 (IX86_BUILTIN_VFMSUBSD): Ditto.
1895 (IX86_BUILTIN_VFMSUBPS): Ditto.
1896 (IX86_BUILTIN_VFMSUBPD): Ditto.
1897 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1898 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1899 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1900 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1901 (IX86_BUILTIN_VFNMADDSS): Ditto.
1902 (IX86_BUILTIN_VFNMADDSD): Ditto.
1903 (IX86_BUILTIN_VFNMADDPS): Ditto.
1904 (IX86_BUILTIN_VFNMADDPD): Ditto.
1905 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1906 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1907 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1908 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1909 (IX86_BUILTIN_VFMADDPS256): Ditto.
1910 (IX86_BUILTIN_VFMADDPD256): Ditto.
1911 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1912 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1913 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1914 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1915 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1916 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1917 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1918 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1919 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1920 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1921 (enum multi_arg_type): New enum for describing the various FMA4
1922 intrinsic argument types.
1923 (bdesc_multi_arg): New table for FMA4 intrinsics.
1924 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1925 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1927 (ix86_expand_builtin): Add FMA4 intrinsic support.
1928 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1929 operand instructions.
1930 (ix86_expand_fma4_multiple_memory): New function to split the
1931 second memory reference from FMA4 instructions.
1932 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1933 (ssemodesuffixf2s): Ditto.
1934 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1936 (fma4_fmsub<mode>4): Ditto.
1937 (fma4_fnmadd<mode>4): Ditto.
1938 (fma4_fnmsub<mode>4): Ditto.
1939 (fma4_vmfmadd<mode>4): Ditto.
1940 (fma4_vmfmsub<mode>4): Ditto.
1941 (fma4_vmfnmadd<mode>4): Ditto.
1942 (fma4_vmfnmsub<mode>4): Ditto.
1943 (fma4_fmadd<mode>4256): Ditto.
1944 (fma4_fmsub<mode>4256): Ditto.
1945 (fma4_fnmadd<mode>4256): Ditto.
1946 (fma4_fnmsub<mode>4256): Ditto.
1947 (fma4_fmaddsubv8sf4): Ditto.
1948 (fma4_fmaddsubv4sf4): Ditto.
1949 (fma4_fmaddsubv4df4): Ditto.
1950 (fma4_fmaddsubv2df4): Ditto.
1951 (fma4_fmsubaddv8sf4): Ditto.
1952 (fma4_fmsubaddv4sf4): Ditto.
1953 (fma4_fmsubaddv4df4): Ditto.
1954 (fma4_fmsubaddv2df4): Ditto.
1955 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1956 instructions for intrinsics.
1957 (fma4i_fmsub<mode>4): Ditto.
1958 (fma4i_fnmadd<mode>4): Ditto.
1959 (fma4i_fnmsub<mode>4): Ditto.
1960 (fma4i_vmfmadd<mode>4): Ditto.
1961 (fma4i_vmfmsub<mode>4): Ditto.
1962 (fma4i_vmfnmadd<mode>4): Ditto.
1963 (fma4i_vmfnmsub<mode>4): Ditto.
1964 (fma4i_fmadd<mode>4256): Ditto.
1965 (fma4i_fmsub<mode>4256): Ditto.
1966 (fma4i_fnmadd<mode>4256): Ditto.
1967 (fma4i_fnmsub<mode>4256): Ditto.
1968 (fma4i_fmaddsubv8sf4): Ditto.
1969 (fma4i_fmaddsubv4sf4): Ditto.
1970 (fma4i_fmaddsubv4df4): Ditto.
1971 (fma4i_fmaddsubv2df4): Ditto.
1972 (fma4i_fmsubaddv8sf4): Ditto.
1973 (fma4i_fmsubaddv4sf4): Ditto.
1974 (fma4i_fmsubaddv4df4): Ditto.
1975 (fma4i_fmsubaddv2df4): Ditto.
1977 * doc/invoke.texi (-mfma4): Add documentation.
1978 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1980 2009-09-29 Richard Henderson <rth@redhat.com>
1982 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1983 an edge to the new destination block.
1985 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1988 * pa.c (hppa_profile_hook): Use
1989 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1991 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1992 Alexander Monakov <amonakov@ispras.ru>
1995 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1996 (not_postinc_memory_operand): New.
1997 (not_postinc_move_operand): New.
1998 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1999 (*cmovsi_internal): Ditto.
2001 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2003 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2004 restrict issue_rate in first pass when scheduling for register
2007 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2008 Rafael Avila de Espindola <espindola@google.com>
2010 * gengtype.c (plugin_output): New.
2011 (get_output_file_with_visibility): Return plugin_output for plugins.
2012 (main): Parse and use the -P option.
2013 * gty.texi: Update the command line format.
2015 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2018 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2020 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2021 out if !const_ok_for_output.
2024 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2025 case VAR_LOCATION>: Remove gcc_unreachable ().
2027 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2029 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2030 (x86_64-*-*): Ditto.
2031 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2032 back to smmintrin.h.
2033 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2034 * config/i386/x86intrin.h: Remove SSE5.
2035 * config/i386/mmintrin-common.h: Delete file.
2036 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2038 2009-09-29 Richard Guenther <rguenther@suse.de>
2040 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2041 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2043 2009-09-29 Nick Clifton <nickc@redhat.com>
2045 * function.c (current_function_name): If there is no current
2046 function just return "<none>".
2048 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2050 * tree-pass.h (register_pass_info): New structure.
2051 (pass_positioning_ops): Move enum from gcc-plugin.h.
2052 (register_pass): New function.
2053 * gcc-plugin.h (plugin_pass): Delete structure.
2054 (pass_positioning_ops): Delete enum.
2055 * plugin.c (regsiter_pass): Delete function.
2056 (position_pass): Delete function.
2057 (added_pass_nodes): Delete variable.
2058 (prev_added_pass_nodes): Delete variable.
2059 (pass_list_node): Delete structure.
2060 * passes.c (make_pass_instance): New function.
2061 (next_pass_1): Change to call make_pass_instance.
2062 (pass_list_node): Move structure from gcc-plugin.h.
2063 (added_pass_nodes): Move variable from plugin.c.
2064 (prev_added_pass_nodes): Move variable from plugin.c.
2065 (position_pass): New function.
2066 (register_pass): New function.
2068 2009-09-28 Easwaran Raman <eraman@google.com>
2070 * ifcvt.c (noce_try_abs): Recognize pattern and call
2071 expand_one_cmpl_abs_nojump.
2072 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2073 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2075 2009-09-28 Ian Lance Taylor <iant@google.com>
2078 * c-opts.c (c_common_handle_option): Don't set
2079 warn_jump_misses_init for -Wall.
2080 * doc/invoke.texi (Warning Options): Update documentation.
2082 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2084 * Makefile.in ($(out_object_file)): Depend on
2085 gt-$(basename $(notdir $(out_file))).h.
2087 2009-09-28 Richard Henderson <rth@redhat.com>
2089 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2090 * except.c (gen_eh_region): Set it.
2091 (duplicate_eh_regions_1): Copy it.
2092 * tree-eh.c (lower_resx): Use it to determine which function
2095 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2096 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2097 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2098 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2099 BUILT_IN_CXA_END_CLEANUP if necessary.
2101 * c-common.c (c_define_builtins): Update call to
2102 build_common_builtin_nodes.
2104 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2106 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2108 2009-09-28 Michael Matz <matz@suse.de>
2110 * builtins.c (interclass_mathfn_icode): New helper.
2111 (expand_builtin_interclass_mathfn): Use it here, and split folding
2113 (fold_builtin_interclass_mathfn): ... this new folder.
2114 (build_call_nofold_loc): New static helper.
2115 (build_call_nofold): New wrapper macro for above.
2116 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2117 (expand_builtin_pow): Ditto.
2118 (expand_builtin_memset_args): Ditto.
2119 (expand_builtin_printf): Ditto.
2120 (expand_builtin_fprintf): Ditto.
2121 (expand_builtin_sprintf): Ditto.
2122 (expand_builtin_memory_chk): Ditto.
2123 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2124 (expand_builtin_stpcpy): Ditto.
2125 (expand_builtin_strcmp): Ditto.
2126 (expand_builtin_strncmp): Ditto.
2127 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2128 (expand_builtin_strcpy_args): Don't call folders.
2129 (expand_builtin_memcmp): Ditto.
2130 (expand_builtin_strncpy): Ditto, and use target.
2131 (expand_builtin_memcpy): Ditto.
2132 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2133 expand_builtin_strpbrk, expand_builtin_memmove,
2134 expand_builtin_memmove_args, expand_builtin_bcopy,
2135 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2136 expand_builtin_strspn, expand_builtin_strcspn,
2137 expand_builtin_fputs): Remove these.
2138 (expand_builtin): Don't call the above, change calls to other
2139 expanders that changed prototype.
2140 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2141 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2142 fold_builtin_interclass_mathfn.
2143 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2144 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2146 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2147 * passes.c (init_optimization_passes): Move pass_fold_builtins
2148 after last phiopt pass.
2149 * tree-inline.c (fold_marked_statements): When folding builtins
2150 iterate over all instruction potentially generated.
2151 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2153 (fold_gimple_call): Use it to always fold calls (into potentially
2154 multiple instructions).
2155 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2156 calls into zero at this time.
2157 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2158 statements generated by builtin folding.
2160 2009-09-28 Nick Clifton <nickc@redhat.com>
2162 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2164 2009-09-28 Duncan Sands <baldrick@free.fr>
2166 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2167 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2168 (register_callback): Dispatch it.
2169 (invoke_plugin_callbacks): Incorporate in sanity check.
2170 * ggc.h (ggc_register_cache_tab): Add declaration.
2171 * ggc-common.c (ggc_register_root_tab): Simplify.
2172 (const_ggc_cache_tab_t): New typedef.
2173 (extra_cache_vec): New vector of dynamically added cache tables.
2174 (ggc_register_cache_tab): New function.
2175 (ggc_scan_cache_tab): New function.
2176 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2177 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2179 2009-09-27 Richard Henderson <rth@redhat.com>
2181 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2182 which we remove __builtin_stack_restore.
2184 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2186 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2187 to test for GRD_INVARIANT.
2188 (simple_rhs_p): Anything that's function_invariant_p is fine.
2190 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2192 * gengtype.c (main): Use plunge_files instead of plugin_output.
2194 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2195 Rafael Avila de Espindola <espindola@google.com>
2197 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2198 Don't print pch related info if it is false.
2199 (main): Don't print pch info in plugin mode.
2201 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2203 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2204 with dw_val_class_const_double.
2205 (struct dw_val_struct): Replace val_long_long with val_double and
2206 adjust for above change.
2207 (output_loc_operands): Likewise.
2208 (add_AT_long_long): Rename into...
2209 (add_AT_double): ...this.
2210 (print_die): Replace dw_val_class_long_long with
2211 dw_val_class_const_double and adjust.
2212 (attr_checksum): Likewise.
2213 (same_dw_val_p): Likewise.
2214 (size_of_die): Likewise.
2215 (value_format): Likewise.
2216 (output_die): Likewise.
2217 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2218 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2219 instead of add_AT_long_long.
2220 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2221 value with the precision of its type.
2223 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2226 * c-typeck.c (build_conditional_expr): Use the readonly and
2227 volatile flags of the operand types, not of the operands itself.
2229 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2231 * collect2.c (main): Look for -brtl before adding libraries.
2233 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2235 * config.gcc: Update OpenBSD targets.
2236 * config/openbsd-stdint.h: New file.
2237 * config/openbsd-libpthread.h: New file.
2238 * config/openbsd.h: Update and break out LIB_SPEC definition.
2239 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2240 * config/i386/openbsdelf.h: Correct types.
2241 * config/m68k/openbsd.h: Likewise.
2242 * config/mips/openbsd.h: Likewise.
2243 * config/vax/openbsd.h: Likewise.
2245 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2247 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2248 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2249 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2250 of the length and zero.
2252 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2254 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2255 (FLAGS_H): Add options.h $(REAL_H).
2256 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2257 (TREE_VECTORIZER_H): New.
2258 (EBITMAP_H): Renamed from EBIMAP_H.
2259 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2260 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2261 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2262 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2263 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2264 (graphite-clast-to-gimple.o, graphite-dependences.o)
2265 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2266 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2267 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2268 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2269 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2270 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2271 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2272 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2273 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2274 updated and fixed as per above changes and per
2275 check_makefile_deps.sh output.
2278 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2279 * configure: Regenerate.
2281 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2283 * doc/install.texi: Update minimum MPC version to 0.7.
2285 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2287 * doc/install.texi (Binaries): Remove reference to the binary
2288 distribution CD-ROM from the FSF.
2290 2009-09-26 Michael Matz <matz@suse.de>
2294 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2295 that are mentioned in the body.
2297 2009-09-26 Michael Matz <matz@suse.de>
2299 PR tree-optimization/41454
2300 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2301 (tree_ssa_dominator_optimize): Don't allocate and free it.
2302 (dom_opt_leave_block): Don't iterate over it.
2303 (eliminate_redundant_computations): Don't return a value.
2304 (cprop_operand, cprop_into_stmt): Ditto.
2305 (optimize_stmt): Don't defer updating stmts.
2307 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2309 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2310 generic_parameter_die, template_parameter_pack_die,
2311 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2312 renaming DW_TAG_formal_parameter_pack and
2313 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2314 and DW_TAG_GNU_template_parameter_pack.
2316 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2318 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2319 * config/v850/v850.c (v850_function_value): New function.
2320 (TARGET_FUNCTION_VALUE): Define.
2322 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2324 * tree-vect-stmts.c (vectorizable_call): Call
2325 mark_symbols_for_renaming after vect_finish_stmt_generation.
2327 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2328 to loc_descriptor_from_tree.
2329 (add_location_or_const_value_attribute): Pass 0 instead of 2
2330 for decl_by_reference_p decls.
2332 2009-09-25 Richard Guenther <rguenther@suse.de>
2335 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2338 2009-09-25 Ben Elliston <bje@au.ibm.com>
2340 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2343 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2345 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2346 form of instruction.
2348 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2351 * fold-const.c (const_binop): Handle complex int division.
2352 * tree-complex.c (expand_complex_div_straight,
2353 expand_complex_div_wide): Update comments.
2355 2009-09-24 DJ Delorie <dj@redhat.com>
2358 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2359 (reg_class): Likewise.
2360 (REG_CLASS_NAMES): Likewise.
2361 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2362 (m32c_override_options): Disable -fivopts for M32C.
2364 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2366 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2367 Delete VSX load/store with update support.
2368 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2369 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2373 (VStype_load_update): Ditto.
2374 (VStype_store_update): Ditto.
2375 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2376 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2378 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2379 load/store with update builtins.
2381 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2383 * libgcc2.c (L_trampoline): Prototype for getpagesize
2384 and mprotect in WINNT case.
2386 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2388 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2389 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2390 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2391 'outgoing' argument.
2392 (TARGET_FUNCTION_VALUE): Define.
2394 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2396 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2398 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2401 * common.opt: Initialize dwarf_strict to -1.
2402 * toplev.c (process_options): Catch unset dwarf_strict
2403 and set to 0 for all targets not overriding.
2404 * config/darwin.c (darwin_override_options): Catch unset
2405 dwarf_strict and override to 1.
2407 2009-09-24 Jeff Law <law@redhat.com>
2409 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2411 2009-09-24 Richard Guenther <rguenther@suse.de>
2413 PR tree-optimization/36143
2414 PR tree-optimization/38747
2415 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2416 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2418 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2421 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2422 return false instead of gcc_unreachable (). For CONST return the
2423 value returned by recursive call instead of always returning true.
2424 (tree_add_const_value_attribute): Return the value returned by
2425 add_const_value_attribute instead of always returning true if rtl
2428 2009-09-23 Justin Seyster <jrseys@gmail.com>
2430 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2432 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2434 * cgraphunit.c (cgraph_lower_function): Revert last change.
2435 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2436 instead of DECL_NO_STATIC_CHAIN.
2437 * tree-cfg.c (verify_gimple_call): Likewise.
2438 * tree-nested.c (get_chain_decl, get_chain_field,
2439 convert_tramp_reference_op, convert_gimple_call): Likewise.
2440 (convert_all_function_calls): Likewise. Always set or clear
2441 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2442 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2443 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2445 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2446 DECL_NO_STATIC_CHAIN.
2447 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2448 instead of DECL_NO_STATIC_CHAIN.
2449 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2450 decl_function_context.
2451 * varasm.c (initializer_constant_valid_p): Likewise.
2452 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2453 (DECL_STATIC_CHAIN): ... this.
2454 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2455 instead of DECL_NO_STATIC_CHAIN.
2457 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2458 Rafael Avila de Espindola <espindola@google.com>
2460 * gengtype.c (nb_plugin_files): Make it unsigned to match
2461 num_gt_files. Adjust other variables to avoid warnings.
2462 (main): Allocate an all zero lang_bitmap before each plugin file name
2463 to match regular file names.
2465 2009-09-23 Richard Henderson <rth@redhat.com>
2467 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2468 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2469 static chain passed in memory.
2470 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2471 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2472 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2473 STATIC_CHAIN_REGNUM defined.
2475 * config/picochip/picochip-protos.h: s/class/klass/.
2476 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2477 (picochip_static_chain): New.
2478 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2479 (STATIC_CHAIN_INCOMING): Remove.
2481 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2482 (xtensa_static_chain): New.
2483 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2484 (STATIC_CHAIN_INCOMING): Remove.
2486 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2488 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2489 * config/pa/pa-protos.h (function_value): Remove.
2490 * config/pa/pa.c (pa_function_value): Rename from function_value.
2491 Make static, add 'outgoing' argument.
2492 (TARGET_FUNCTION_VALUE): Define.
2494 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2496 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2497 instead of cfun->machine->is_leaf.
2498 * config/avr/avr.h (machine_function): Remove is_leaf field.
2500 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2503 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2504 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2505 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2506 the same size, prefer DW_OP_stack_value.
2507 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2508 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2510 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2513 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2515 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2518 * cfgexpand.c (convert_debug_memory_address): New.
2519 (expand_debug_expr): Convert base address and offset to the same
2520 mode. Use it to convert addresses to other modes. Accept
2523 2009-09-23 Richard Guenther <rguenther@suse.de>
2525 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2526 produced for bigendian targets with promoted subregs.
2528 2009-09-23 Richard Guenther <rguenther@suse.de>
2530 * value-prof.c (gimple_ic): Purge old EH edges only after building
2533 2009-09-23 Nick Clifton <nickc@redhat.com>
2535 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2537 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2540 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2543 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2544 on non-nested functions.
2546 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2547 Jan Hubicka <jh@suse.cz>
2549 * dwarf2out.c (loc_list_plus_const): Only define if
2550 DWARF2_DEBUGGING_INFO.
2551 (address_of_int_loc_descriptor): Likewise.
2554 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2556 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2559 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2560 constant is more than zero.
2562 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2565 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2566 call final to emit non-scheduled prologue, instead insert at entry.
2568 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2569 Joseph S. Myers <joseph@codesourcery.com>
2571 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2573 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2574 Rafael Avila de Espindola <espindola@google.com>
2576 * gengtype.c (is_file_equal): New function.
2577 (close_output_files): Use is_file_equal. Free of->buf.
2579 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2580 Rafael Avila de Espindola <espindola@google.com>
2582 * gengtype.c (write_types, write_local): Add the output_header
2583 argument. Update all callers.
2585 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2587 * dwarf2out.c (template_parameter_pack_die,
2588 gen_formal_parameter_pack_die ): New functions.
2589 (make_ith_pack_parameter_name): Remove this function.
2590 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2591 DW_TAG_formal_parameter_pack.
2592 (gen_generic_params_dies): Represent each template parameter pack
2593 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2594 represented by usual DW_TAG_template_*_parameter DIEs that are
2595 children of the DW_TAG_template_parameter_pack element DIE.
2596 (generic_parameter_die): This doesn't deal with parameter pack
2597 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2598 of parameter pack DIEs.
2599 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2600 in certain cases, e.g. for pack elements.
2601 (gen_formal_types_die, gen_decl_die): Adjust usage of
2602 gen_formal_parameter_die.
2603 (gen_subprogram_die): Represent each function parameter pack by a
2604 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2605 represented by usual DW_TAG_formal_parameter DIEs that are children
2606 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2607 ____builtin_va_alist decls as no part of the compiler uses those
2609 * langhooks.h (struct lang_hooks_for_decls): Add
2610 function_parm_expanded_from_pack_p, get_generic_function_decl
2611 and function_parameter_pack_p hooks. Fix comment for
2612 get_innermost_generic_parms hook.
2613 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2614 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2615 macros and use them to initialize lang_hook.
2617 2009-09-22 Richard Henderson <rth@redhat.com>
2619 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2620 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2621 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2622 on TRAMPOLINE_TEMPLATE.
2623 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2624 TRAMPOLINE_ADJUST_ADDRESS.
2625 * targhooks.c (default_asm_trampoline_template): Remove.
2626 (default_trampoline_adjust_address): Remove.
2627 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2628 * targhooks.h: Update decls.
2630 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2632 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2633 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2634 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2636 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2639 * reload1.c (reload): Reset debug insns with pseudos without
2642 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2644 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2645 unconditional true for decimal float modes.
2646 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2647 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2649 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2651 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2652 Enable a new case for __FreeBSD__ >= 7.
2653 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2654 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2655 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2656 and USE_LD_AS_NEEDED.
2658 * doc/install.texi (*-*-freebsd*): Update target information.
2660 2009-09-22 Richard Guenther <rguenther@suse.de>
2663 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2664 arrays really properly.
2666 2009-09-22 Richard Henderson <rth@redhat.com>
2669 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2670 calls.static_chain, calls.trampoline_init,
2671 calls.trampoline_adjust_address.
2672 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2673 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2674 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2675 * builtins.c (expand_builtin_setjmp_receiver): Use
2676 targetm.calls.static_chain; only clobber registers.
2677 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2678 set up memory attributes properly for the trampoline block.
2679 (expand_builtin_adjust_trampoline): Use
2680 targetm.calls.trampoline_adjust_address.
2681 * calls.c (prepare_call_address): Add fndecl argument. Use
2682 targetm.calls.static_chain.
2683 * df-scan.c (df_need_static_chain_reg): Remove.
2684 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2685 consolodate static chain handling.
2686 * doc/tm.texi: Document new hooks.
2687 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2688 (init_emit_regs): Don't initialize them.
2689 * expr.h (prepare_call_address): Update decl.
2690 * final.c (profile_function): Use targetm.calls.static_chain.
2691 * function.c (expand_function_start): Likewise.
2692 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2693 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2694 only clobber registers.
2695 * targhooks.c (default_static_chain): New.
2696 (default_asm_trampoline_template, default_trampoline_init): New.
2697 (default_trampoline_adjust_address): New.
2698 * targhooks.h: Declare them.
2699 * varasm.c (assemble_trampoline_template): Use
2700 targetm.asm_out.trampoline_template. Make the memory block const
2703 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2704 alpha_initialize_trampoline. Make static. Merge VMS parameter
2705 differences into the TARGET_ABI_OPEN_VMS code block.
2706 (TARGET_TRAMPOLINE_INIT): New.
2707 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2708 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2709 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2710 (INITIALIZE_TRAMPOLINE): Remove.
2712 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2713 (TRAMPOLINE_TEMPLATE): Merge with ...
2714 (INITIALIZE_TRAMPOLINE): ... this and move ...
2715 * config/arc/arc.c (arc_trampoline_init): ... here.
2716 (TARGET_TRAMPOLINE_INIT): New.
2718 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2719 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2720 (arm_asm_trampoline_template): New.
2721 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2722 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2723 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2724 code to arm_asm_trampoline_template.
2725 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2726 arm_trampoline_adjust_address.
2727 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2728 adjust for target hook parameters.
2730 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2733 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2734 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2735 (bfin_trampoline_init): Rename from initialize_trampoline;
2736 make static; update for target hook parameters.
2737 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2738 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2739 bfin_asm_trampoline_template.
2740 (INITIALIZE_TRAMPOLINE): Remove.
2742 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2743 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2744 cris_trampoline_init): New.
2745 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2746 cris_asm_trampoline_template.
2747 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2748 adjust for target hook parameters.
2750 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2752 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2753 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2754 fr30_trampoline_init): New.
2755 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2756 fr30_asm_trampoline_template.
2757 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2758 adjust for target hook parameters.
2760 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2761 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2762 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2763 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2764 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2766 * config/h8300/h8300.c (h8300_trampoline_init): New.
2767 (TARGET_TRAMPOLINE_INIT): New.
2768 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2769 to h8300_trampoline_init and adjust for hook parameters.
2771 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2772 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2773 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2774 make static; adjust for hook parameters.
2775 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2777 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2778 (TARGET_TRAMPOLINE_INIT): New.
2779 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2780 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2781 iq2000_asm_trampoline_template.
2782 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2783 (TRAMPOLINE_CODE_SIZE): New.
2784 (TRAMPOLINE_SIZE): Use it.
2785 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2787 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2788 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2789 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2790 adjust for hook parameters.
2791 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2793 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2794 (m32r_trampoline_init): New.
2795 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2796 m32r_trampoline_init.
2798 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2799 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2800 make static; update for hook parameters.
2801 * config/m68hc11/m68hc11-protos.h: Update.
2802 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2804 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2805 (TARGET_TRAMPOLINE_INIT): New.
2806 (mcore_function_value): Fix typo.
2807 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2808 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2809 to mcore_asm_trampoline_template.
2810 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2812 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2813 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2814 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2815 update for hook parameters.
2816 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2818 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2819 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2820 mips_trampoline_init): New.
2821 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2822 mips_asm_trampoline_template.
2823 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2824 update for hook parameters.
2826 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2827 (TARGET_TRAMPOLINE_INIT): New.
2828 (mmix_trampoline_size): Remove.
2829 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2830 make static. Remove out-of-date tetra vs octa comment.
2831 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2832 make static; update for hook parameters.
2833 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2834 (INITIALIZE_TRAMPOLINE): Remove.
2835 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2836 (TRAMPOLINE_ALIGNMENT): New.
2837 * gcc/config/mmix/mmix-protos.h: Update.
2839 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2840 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2841 mn10300_trampoline_init): New.
2842 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2843 mn10300_asm_trampoline_template.
2844 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2846 * config/moxie/moxie.c (moxie_static_chain,
2847 moxie_asm_trampoline_template, moxie_trampoline_init,
2848 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2849 TARGET_TRAMPOLINE_INIT): New.
2850 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2851 moxie_trampoline_init.
2852 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2853 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2855 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2856 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2857 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2858 pa_trampoline_adjust_address): New.
2859 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2860 pa_asm_trampoline_template.
2861 (TRAMPOLINE_ALIGNMENT): New.
2862 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2863 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2864 adjust for hook parameters.
2865 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2867 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2868 (TARGET_TRAMPOLINE_INIT): New.
2869 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2870 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2872 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2874 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2875 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2876 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2877 make static; adjust parameters for the hook.
2878 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2880 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2881 s390_trampoline_template; make static.
2882 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2883 make static; adjust for target hook.
2884 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2885 * config/s390/s390-protos.h: Remove trampoline decls.
2886 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2887 (TRAMPOLINE_TEMPLATE): Remove.
2888 (TRAMPOLINE_ALIGNMENT): New.
2890 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2891 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2892 (TARGET_TRAMPOLINE_INIT): New.
2893 (score_asm_trampoline_template): New.
2894 (score_trampoline_init): Rename from score_initialize_trampoline;
2895 make static; adjust for hook parameters.
2896 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2897 score[37]_asm_trampoline_template.
2898 (INITIALIZE_TRAMPOLINE): Remove.
2899 * config/score/score3.c (score3_asm_trampoline_template): New.
2900 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2901 adjust for target hook.
2902 * config/score/score7.c (score7_asm_trampoline_template): New.
2903 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2904 adjust for target hook.
2905 * config/score/score3.h, config/score/score7.h: Update.
2907 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2908 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2909 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2910 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2911 make static; adjust for target hook parameters.
2912 (sh_trampoline_adjust_address): New.
2913 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2914 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2916 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2917 (sparc32_initialize_trampoline): Rename from
2918 sparc_initialize_trampoline; make static; replace tramp parameter
2919 with m_tramp and update memory accesses.
2920 (sparc64_initialize_trampoline): Similarly.
2921 (sparc_trampoline_init): New.
2922 * config/sparc/sparc-protos.h: Remove trampoline decls.
2923 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2924 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2926 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2927 (array_to_constant): Make ARR parameter const.
2928 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2929 make static; update for hook parameters.
2930 * config/spu/spu-protos.h: Update decls.
2931 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2933 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2934 from xstormy16_initialize_trampoline; make static; update for
2936 (TARGET_TRAMPOLINE_INIT): New.
2937 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2939 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2940 (TARGET_TRAMPOLINE_INIT): New.
2941 (v850_can_eliminate): Make static.
2942 (v850_asm_trampoline_template, v850_trampoline_init): New.
2943 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2944 v850_asm_trampoline_template.
2945 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2946 and adjust for target hook parameters.
2948 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2949 (TARGET_TRAMPOLINE_INIT): New.
2950 (vax_asm_trampoline_template, vax_trampoline_init): New.
2951 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2952 vax_asm_trampoline_template.
2953 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2955 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2956 (TARGET_TRAMPOLINE_INIT): New.
2957 (xtensa_asm_trampoline_template): Rename from
2958 xtensa_trampoline_template; make static.
2959 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2960 make static; update for hook parameters.
2961 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2962 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2963 (INITIALIZE_TRAMPOLINE): Remove.
2965 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2966 error for nested functions with regparm=3.
2967 (ix86_compute_frame_layout): Adjust frame pointer offset for
2968 ix86_static_chain_on_stack.
2969 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2970 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2971 don't reset to UNITS_PER_WORD.
2972 (ix86_emit_leave): Adjust ix86_cfa_state.
2973 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2974 (ix86_static_chain): New.
2975 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2976 make static; update for target hook parameters; use ix86_static_chain.
2977 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2978 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2979 (INITIALIZE_TRAMPOLINE): Remove.
2980 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2981 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2982 to the end. Add static_chain_on_stack.
2983 (ix86_static_chain_on_stack): New.
2985 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2986 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2987 (m68k_trampoline_init): New.
2988 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2989 m68k_trampoline_init and adjust for hook parameters.
2990 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2991 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2993 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2995 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2996 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2998 * reload1.c (reload): Call wrap_constant when substituting
2999 reg for equiv inside of DEBUG_INSNs.
3002 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3003 add_call_src_coords_attributes, add_high_low_attributes,
3004 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3005 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3006 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3007 when -gdwarf-2 -gstrict-dwarf.
3008 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3009 -gdwarf-[23] -gstrict-dwarf.
3010 (address_of_int_loc_descriptor, loc_descriptor,
3011 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3012 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3013 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3015 2009-09-22 Richard Guenther <rguenther@suse.de>
3017 PR tree-optimization/41428
3018 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3019 (ccp_finalize): Pass it to substitute_and_fold.
3021 2009-09-22 Richard Guenther <rguenther@suse.de>
3023 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3024 (substitute_and_fold): Adjust prototype.
3025 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3026 (simplify_stmt_using_ranges): Likewise.
3027 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3028 (vrp_fold_stmt): New function.
3029 (vrp_finalize): Pass it to substitute_and_fold.
3030 * tree-flow.h (vrp_evaluate_conditional): Remove.
3031 (simplify_stmt_using_ranges): Likewise.
3032 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3033 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3034 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3036 (fold_predicate_in): Move to tree-vrp.c.
3037 (substitute_and_fold): Use the callback instead of calling into
3038 tree-vrp.c functions directly.
3040 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3042 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3043 comparison warning on rs6000.
3046 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3047 GIMPLE_EH_MUST_NOT_THROW cleanup.
3048 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3050 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3053 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3054 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3055 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3056 libSystem which is derived from the gcc 4.2.1 unwinder.
3058 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3061 * varasm.c (default_encode_section_info): Copy TLS model into
3062 sym_ref flags regardless of backend support for TLS, for all
3063 model types except TLS_MODEL_EMULATED.
3065 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3068 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3069 we can handle it correctly.
3071 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3073 * doc/install.texi (os2): Remove section.
3075 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3077 * doc/standards.texi (Objective-C): Adjust two URLs.
3079 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3081 * tree-tailcall.c (process_assignment): Don't check if a
3082 multiplication or an addition are already present.
3083 (find_tail_calls): Combine multiple additions and multiplications.
3084 (adjust_accumulator_values): Emit accumulators.
3086 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3088 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3089 xmm register restore.
3091 2009-09-21 Jan Hubicka <jh@suse.cz>
3093 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3094 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3097 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3099 * stor-layout.c (layout_type): Remove obsolete code.
3101 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3104 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3106 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3109 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3110 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3111 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3112 * fold-const.c (const_binop): Likewise.
3113 * real.h (do_mpc_arg2): Update prototype.
3115 2009-09-20 Jan Hubicka <jh@suse.cz>
3117 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3118 (add_location_or_const_value_attribute): Rewrite using
3120 (tree_add_const_value_attribute): Return true if successful.
3121 (tree_add_const_value_attribute_for_decl): Likewise.
3123 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3124 (loc_descriptor): ... here;
3125 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3126 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3127 pool items that was not marked for output.
3128 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3129 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3130 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3131 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3132 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3133 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3134 DW_OP_stack_value to get address of items that are not available
3136 (dw_loc_list): Handle single element lists correctly.
3138 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3139 Pascal Obry <obry@adacore.com>
3141 * unwind-dw2-fde.c (classify_object_over_fdes):
3142 Cast the constant 1 to _Unwind_Ptr.
3143 (add_fdes): Likewise.
3144 (linear_search_fdes): Likewise.
3146 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3148 * stor-layout.c (set_sizetype): Avoid useless type copy.
3150 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3152 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3154 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3155 * configure, config.in: Regenerate.
3156 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3158 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3159 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3160 for global data if the output could be used in a shared library.
3161 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3162 to 0 if TARGET_WRITABLE_EH_FRAME.
3164 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3166 PR rtl-optimization/39886
3167 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3168 just when insn is equal to BB_END (bb).
3170 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3172 * config/mips/mips.opt (mrelax-pic-calls): New option.
3173 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3175 (mips_unspec_call): Change "unspec_call" expander into this.
3176 (mips_strip_unspec_call): New function.
3177 (mips_got_load): Call mips_unspec_call instead of
3178 gen_unspec_call<mode>.
3179 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3181 (mips_cfg_in_reorg): New function.
3182 (mips16_lay_out_constants): Use it to decide whether to call
3183 CFG-aware insn splitting.
3184 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3185 mips_reorg. Move DF set-up code from here ...
3186 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3188 (mips_reorg): Call mips_df_reorg instead of
3189 r10k_insert_cache_barriers. Move CFG set-up code here from
3190 r10k_insert_cache_barriers.
3191 (mips_call_expr_from_insn): New function.
3192 (mips_pic_call_symbol_from_set): Likewise.
3193 (mips_find_pic_call_symbol): Likewise.
3194 (mips_annotate_pic_call_expr): Likewise.
3195 (mips_get_pic_call_symbol): Likewise.
3196 (mips_annotate_pic_calls): Likewise.
3197 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3199 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3200 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3201 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3203 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3204 (unspec_call<mode>): Remove it.
3205 (sibcall_internal, sibcall_value_internal,
3206 sibcall_value_multiple_internal, call_internal, call_split,
3207 call_value_internal, call_value_split,
3208 call_value_multiple_internal, call_value_multiple_split): Pass
3209 SIZE_OPNO to MIPS_CALL.
3210 (call_internal_direct, call_direct_split,
3211 call_value_internal_direct, call_value_direct_split): Pass -1 as
3212 SIZE_OPNO to MIPS_CALL.
3213 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3214 * configure: Regenerate.
3215 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3216 and -mno-relax-pic-calls.
3217 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3219 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3222 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3223 in the directory this rule is called from, rather than the
3224 toplevel 'gcc' directory, to fix in-tree build.
3226 2009-09-19 Chris Demetriou <cgd@google.com>
3228 PR preprocessor/28435:
3229 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3230 to cpplib that the preprocessor output is needed.
3232 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3234 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3235 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3236 *return_and_restore_fpregs_<mode>,
3237 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3240 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3241 instead of assuming it has always a REG inside of it.
3243 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3245 * config/freebsd.h: Update comment on types.
3246 (WINT_TYPE): Define.
3248 2009-09-18 Jason Merrill <jason@redhat.com>
3250 * c.opt: Add -fno-deduce-init-list.
3252 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3254 * value-prof.c (interesting_stringop_to_profile_p): Added output
3255 argument to indicate which parameter is the size parameter.
3256 * value-prof.c (gimple_stringop_fixed_value): Use
3257 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3258 * value-prof.c (gimple_stringops_transform): Update call sites to
3259 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3261 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3264 From David Binderman <dcb314@hotmail.com>:
3265 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3266 local variable f. Remove stale comments.
3267 (ix86_compute_frame_layout): Remove useless local variable total_size.
3268 Remove #if 0'd code.
3269 (legitimate_address_p): Remove useless local variables
3270 reason_rtx and reason.
3271 (ix86_split_copysign_const): Remove useless local variable op1.
3272 (scale_counter): Remove useless local variable piece_size_mask.
3274 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3276 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3279 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3282 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3284 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3286 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3289 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3291 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3292 DW_OP_implicit_value even without dwarf_version 4.
3294 2009-09-17 Jan Hubicka <jh@suse.cz>
3296 * dwarf2out.c: Include tree-pass.h and gimple.h.
3297 (loc_list_plus_const): New function.
3298 (loc_descriptor_from_tree_1): Rename to ...
3299 (loc_descriptor_from_tree): ... remove original.
3300 (loc_list_from_tree): New function.
3301 (add_AT_location_description): Accept location list.
3302 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3303 (concatn_mem_loc_descriptor): Remove.
3304 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3306 (secname_for_decl): Move up.
3307 (hidden_reference_p): New function; break out from ...
3308 (loc_by_refernece): ... here; move up.
3309 (dw_loc_list): New function.
3310 (single_element_loc_list): New function.
3311 (single_element_loc_list_p): New function.
3312 (add_loc_descr_to_each): New function.
3313 (add_loc_list): New function.
3314 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3315 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3316 add diagnostics why expansion failed.
3317 (add_location_or_const_value_attribute): Support location lists.
3318 (add_bound_info): Likewise.
3319 (descr_info_loc): Update call of loc_descriptor_from_tree.
3320 (gen_variable_die): Work on location lists.
3321 * final.c (pass_final): Add dump file.
3322 * Makefile.in (dwarf2out.o): Add new dependencies.
3324 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3327 * real.c decimal_from_integer, decimal_integer_string): New.
3328 (real_from_integer): Use them as special case for decimal float.
3329 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3330 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3331 Do not append zero after the decimal point in string to convert.
3333 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3335 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3336 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3338 2009-09-17 Martin Jambor <mjambor@suse.cz>
3340 * common.opt (fipa-sra): New switch.
3341 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3342 * timevar.def (TV_IPA_SRA): New timevar.
3343 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3344 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3345 * tree-sra.c: Include cgraph.c.
3346 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3347 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3348 and grp_not_necessarilly_dereferenced.
3349 (func_param_count): New variable.
3350 (encountered_apply_args): New variable.
3351 (bb_dereferences): New variable.
3352 (final_bbs): New variable.
3353 (no_accesses_representant): New variable.
3354 (no_accesses_p): New function.
3355 (dump_access): Dump the new fields.
3356 (sra_initialize): Set encountered_apply_args to false.
3357 (get_ssa_base_param): New function.
3358 (mark_parm_dereference): New function.
3359 (create_access): Caring for INIDRECT_REFs and different handling of
3360 varialble length accesses in early IPA SRA. Store the stmt - a new
3361 parameter - to the new access.
3362 (build_access_from_expr_1): New parameter stmt, passed to
3363 create_access. Handle INDIRECT_REFs.
3364 (build_access_from_expr): Pass the current statement to
3365 build_access_from_expr_1.
3366 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3368 (build_accesses_from_assign): Pass the current statement to
3369 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3370 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3371 final_bbs when necessary. Check for calls to __builtin_apply_args.
3372 Fixup EH info if anythng was changed.
3373 (is_unused_scalar_param): New function.
3374 (ptr_parm_has_direct_uses): New function.
3375 (find_param_candidates): New function.
3376 (mark_maybe_modified): New function.
3377 (analyze_modified_params): New function.
3378 (propagate_dereference_distances): New function.
3379 (dump_dereferences_table): New function.
3380 (analyze_caller_dereference_legality): New function.
3381 (unmodified_by_ref_scalar_representative): New function.
3382 (splice_param_accesses): New function.
3383 (decide_one_param_reduction): New function.
3384 (enum ipa_splicing_result): New type.
3385 (splice_all_param_accesses): New function.
3386 (get_param_index): New function.
3387 (turn_representatives_into_adjustments): New function.
3388 (analyze_all_param_acesses): New function.
3389 (get_replaced_param_substitute): New function.
3390 (get_adjustment_for_base): New function.
3391 (replace_removed_params_ssa_names): New function.
3392 (sra_ipa_reset_debug_stmts): New function.
3393 (sra_ipa_modify_expr): New function.
3394 (sra_ipa_modify_assign): New function.
3395 (convert_callers): New function.
3396 (modify_function): New function.
3397 (ipa_sra_preliminary_function_checks): New function.
3398 (ipa_early_sra): New function.
3399 (ipa_early_sra_gate): New function.
3400 (pass_early_ipa_sra): New variable.
3401 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3403 2009-09-17 Michael Matz <matz@suse.de>
3406 * tree.c (build_type_attribute_qual_variant): Export.
3407 * tree.h (build_type_attribute_qual_variant): Declare.
3408 * tree-inline.c (remap_type_1): Use it to build variants with
3409 the original qualifiers and attributes.
3411 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3413 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3414 without a fallthrough edge.
3416 2009-09-16 DJ Delorie <dj@redhat.com>
3418 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3419 chip and ignore the "fast_interrupt" attribute if so.
3421 2009-09-16 Richard Henderson <rth@redhat.com>
3424 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3427 2009-09-16 Richard Henderson <rth@redhat.com>
3430 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3431 is set only if DECL_NO_STATIC_CHAIN is unset.
3432 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3433 (FOR_EACH_NEST_INFO): New.
3434 (walk_all_functions): Use it.
3435 (finalize_nesting_tree): Likewise.
3436 (unnest_nesting_tree): Likewise.
3437 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3438 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3439 (convert_gimple_call): Early out if gimple_call_chain already set.
3440 (convert_all_function_calls): Iterate until no new functions
3441 require a static chain.
3442 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3443 when building a trampoline. Use dump_function_to_file instead
3445 (lower_nested_functions): Open dump_file. Validate that decls
3446 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3447 bit reset by this pass.
3449 2009-09-16 Michael Matz <matz@suse.de>
3452 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3453 shorten decl_common_unused.
3454 (DECL_RESTRICTED_P): New accessor.
3455 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3456 to disambiguate marked decls and restrict pointers.
3458 2009-09-16 Richard Henderson <rth@redhat.com>
3461 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3463 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3465 * integrate.c (set_block_abstract_flags): Call
3466 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3468 2009-09-16 Richard Guenther <rguenther@suse.de>
3471 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3474 2009-09-16 DJ Delorie <dj@redhat.com>
3475 Kaz Kojima <kkojima@gcc.gnu.org>
3477 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3478 (sh_expand_prologue): Update calls to output_stack_adjust.
3479 (sh_expand_epilogue): Likewise.
3481 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3484 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3485 trying to limit the extent of searches in the insn stream.
3487 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3488 Jakub Jelinek <jakub@redhat.com>
3492 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3494 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3495 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3496 (rs6000_savres_strategy): Always save FP registers inline if the
3497 target doesn't support hardware double-precision. Set the above
3498 bits in return value when needed.
3499 (rs6000_savres_routine_sym): Fix computation for cache selector.
3500 Mark the generated symbol as a function. Rename exitp argument to
3501 lr. Move code for determining the name of the symbol...
3502 (rs6000_savres_routine_name): ...here. New function. Add cases for
3503 getting the names right on AIX and 64-bit Linux.
3504 (savres_routine_name): New variable.
3505 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3506 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3507 on what the target routine uses as a base register. If savep && lr
3508 describe saving of r0 into memory slot.
3509 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3510 line calls for AIX ABI.
3511 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3512 determine FP save/restore functions.
3513 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3514 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3516 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3517 Duplicate restoration of LR and execute the appropriate one
3518 depending on whether GPRs are being restored inline. Set r11 from
3519 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3520 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3521 Fix out of line calls for AIX ABI.
3522 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3524 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3526 (*restore_gpregs_spe): Likewise.
3527 (*return_and_restore_gpregs_spe): Likewise.
3528 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3529 Define to empty string unconditionally.
3530 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3531 Define to empty string unconditionally.
3532 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3535 2009-09-15 Jan Hubicka <jh@suse.cz>
3537 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3538 * params.def (inline-insns-auto): Likewise.
3540 2009-09-15 Martin Jambor <mjambor@suse.cz>
3542 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3543 individual statements only at TDF_DETAILS dump level. Format
3544 source for 80 characters per line.
3546 2009-09-15 Christian Bruel <christian.bruel@st.com>
3548 * regrename.c (do_replace): Update REG_DEAD notes.
3550 2009-09-15 Revital Eres <eres@il.ibm.com>
3552 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3553 * targhooks.c (default_builtin_support_vector_misalignment):
3554 New builtin function.
3555 * targhooks.h (default_builtin_support_vector_misalignment):
3557 * target.h (builtin_support_vector_misalignment):
3558 New field in struct gcc_target.
3559 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3560 new builtin function.
3561 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3563 * config/rs6000/rs6000.c
3564 (rs6000_builtin_support_vector_misalignment): New function.
3565 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3567 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3569 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3571 (bfin_optimize_loop): Likewise.
3572 (bfin_gen_bundles): Likewise.
3573 (workaround_speculation): Likewise.
3574 (find_load): Return NULL_RTX for debug_insn.
3576 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3578 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3581 2009-09-14 DJ Delorie <dj@redhat.com>
3583 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3584 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3587 2009-09-14 Richard Henderson <rth@redhat.com>
3588 Jakub Jelinek <jakub@redhat.com>
3590 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3591 * cfgbuild.c (make_edges): Handle asm goto.
3592 * cfglayout.c (fixup_reorder_chain): Likewise.
3593 * cfgrtl.c (patch_jump_insn): Likewise.
3594 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3595 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3596 (gimple_build_asm_vec): Add and use labels parameter.
3597 (gimple_build_asm): Remove.
3598 (walk_gimple_asm): Walk labels too.
3599 * gimple.def (GIMPLE_ASM): Update docs.
3600 * gimple.h: Update decls.
3601 (struct gimple_statement_asm): Change nc to use unsigned char;
3603 (gimple_asm_nlabels): New.
3604 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3605 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3606 into gimple_build_asm_vec.
3607 * jump.c (mark_jump_label_asm): New.
3608 (mark_jump_label): Use it.
3609 (redirect_jump_1): Handle asm goto.
3610 (invert_jump_1): Soft fail if X is null.
3611 * recog.c (extract_asm_operands): New.
3612 (asm_noperands): Use it; handle asm labels.
3613 (decode_asm_operands): Use extract_asm_operands.
3614 (asm_operand_ok): Properly handle empty string.
3615 * reg-stack.c (get_asm_operands_in_out): Rename from
3616 get_asm_operand_n_inputs; use extract_asm_operands; return both
3617 inputs and outputs by reference; update all callers.
3618 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3619 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3620 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3621 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3622 (extract_asm_operands): Declare.
3623 * stmt.c (expand_asm_operands): Add and use labels parameter.
3624 (check_unique_operand_names): Likewise.
3625 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3626 (expand_asm_stmt): Handle asm labels.
3627 * tree-cfg.c (make_gimple_asm_edges): New.
3628 (make_edges): Use it.
3629 (cleanup_dead_labels): Handle asm labels.
3630 (is_ctrl_altering_stmt): Likewise.
3631 (gimple_redirect_edge_and_branch): Likewise.
3632 * tree.def (ASM_EXPR): Add 5th operand.
3633 * tree.h (ASM_LABELS): New.
3634 (resolve_asm_operand_names): Update decl.
3636 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3637 (c_parser_asm_goto_operands): New.
3638 * c-tree.h (build_asm_expr): Update decl.
3639 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3640 * doc/extend.texi: Document asm goto.
3642 2009-09-14 Richard Henderson <rth@redhat.com>
3644 * except.h: Update declarations.
3645 (struct pointer_map_t): Forward declare.
3646 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3647 (struct eh_landing_pad_d, eh_landing_pad): New.
3648 (struct eh_catch_d, eh_catch): New.
3649 (struct eh_region_d): Remove next_region_sharing_label, aka,
3650 label, tree_label, landing_pad, post_landing_pad, resume,
3651 may_contain_throw. Rename region_number to index. Remove
3652 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3653 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3654 (VEC(eh_landing_pad,gc)): New.
3655 (struct eh_status): Remove last_region_number. Add lp_array,
3656 throw_stmt_table, ttype_data, ehspec_data.
3657 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3658 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3659 * except.c (lang_protect_cleanup_actions): Return tree.
3660 (struct ehl_map_entry): Remove.
3661 (init_eh_for_function): Push zero entries for region and lp_array.
3662 (gen_eh_region): Add to region_array immediately.
3663 (gen_eh_region_catch): Operate on eh_catch objects.
3664 (gen_eh_landing_pad): New.
3665 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3666 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3667 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3668 (get_eh_landing_pad_from_number_fn): New.
3669 (get_eh_landing_pad_from_number): New.
3670 (get_eh_region_from_lp_number_fn): New.
3671 (get_eh_region_from_lp_number): New.
3672 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3673 (get_exception_pointer, get_exception_filter): Remove.
3674 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3675 (current_function_has_exception_handlers): Simplify.
3676 (bring_to_root, eh_region_replaceable_by_p): Remove.
3677 (replace_region, hash_type_list, hash_eh_region): Remove.
3678 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3679 (label_to_region_map, num_eh_regions): Remove.
3680 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3681 (find_exception_handler_labels): Remove.
3682 (duplicate_eh_regions_0, find_prev_try): Remove.
3683 (struct duplicate_eh_regions_data): New.
3684 (duplicate_eh_regions_1): Rewrite.
3685 (duplicate_eh_regions): Return a pointer map instead of an
3687 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3688 (redirect_eh_edge_to_label): Remove.
3689 (eh_region_outermost): Rewrite using eh_region pointers
3690 instead of integers.
3691 (add_ttypes_entry): Update for ttype_data move to eh_status.
3692 (add_ehspec_entry): Rewrite with VEC instead of varray.
3693 (assign_filter_values): Likewise. Export.
3694 (build_post_landing_pads, connect_post_landing_pads): Remove.
3695 (dw2_build_landing_pads): Rewrite to use lp_array.
3696 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3697 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3698 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3699 (sjlj_mark_call_sites): Update for landing pad numbers.
3700 (finish_eh_generation): Rewrite.
3701 (gate_handle_eh): Do nothing for no eh tree.
3702 (pass_rtl_eh): Move up near finish_eh_generation.
3703 (remove_eh_landing_pad): New.
3704 (remove_eh_handler): Export.
3705 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3706 (for_each_eh_label): Rewrite to use lp_array.
3707 (make_reg_eh_region_note): New.
3708 (make_reg_eh_region_note_nothrow_nononlocal): New.
3709 (insn_could_throw_p): New.
3710 (copy_reg_eh_region_note_forward): New.
3711 (copy_reg_eh_region_note_backward): New.
3712 (check_handled, add_reachable_handler): Remove.
3713 (reachable_next_level, foreach_reachable_handler): Remove.
3714 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3715 (get_eh_region_and_lp_from_rtx): New.
3716 (get_eh_region_from_rtx): New.
3717 (can_throw_internal_1, can_throw_external_1): Remove.
3718 (can_throw_internal): Use get_eh_region_from_rtx.
3719 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3720 (insn_nothrow_p, can_nonlocal_goto): New.
3721 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3722 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3723 (add_action_record): Use VEC not varray.
3724 (collect_one_action_chain): Update for eh_region changes.
3725 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3726 Use get_eh_region_and_lp_from_rtx.
3727 (gate_convert_to_eh_region_ranges): New.
3728 (pass_convert_to_eh_region_ranges): Use it.
3729 (push_uleb128, push_sleb128): Use VEC not varray.
3730 (output_one_function_exception_table): Likewise.
3731 (dump_eh_tree): Update for eh_region changes.
3732 (verify_eh_tree): Likewise.
3733 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3734 * tree-eh.c: Include target.h.
3735 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3736 Don't disallow GIMPLE_RESX; adjust argument check.
3737 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3738 (record_stmt_eh_region): Update for landing pad numbers;
3739 generate a landing pad if necessary.
3740 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3741 (remove_stmt_from_eh_lp_fn): Similarly.
3742 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3743 Update for lp numbers; don't special case missing throw_stmt_table.
3744 (lookup_expr_eh_lp): Similarly.
3745 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3746 (eh_seq, eh_region_may_contain_throw): New.
3747 (struct leh_state): Add ehp_region.
3748 (struct leh_tf_state): Remove eh_label.
3749 (emit_post_landing_pad): New.
3750 (emit_resx, emit_eh_dispatch): New.
3751 (note_eh_region_may_contain_throw): New.
3752 (frob_into_branch_around): Take eh_region not eh label;
3753 emit eh code into eh_seq.
3754 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3755 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3756 lower_eh_must_not_throw. Emit code to eh_seq.
3757 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3758 (lower_try_finally_onedest): Likewise.
3759 (lower_try_finally_copy): Likewise.
3760 (lower_try_finally_switch): Likewise.
3761 (lower_try_finally): Initialize ehp_region.
3762 (lower_catch): Update for eh_catch objects.
3763 (lower_eh_filter): Don't handle must_not_throw.
3764 (lower_eh_must_not_throw): New.
3765 (lower_cleanup): Don't set eh_label.
3766 (lower_eh_constructs_2): Resolve eh builtins.
3767 Handle GIMPLE_EH_MUST_NOT_THROW.
3768 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3769 Add eh_seq to the end of the function body.
3770 (make_eh_dispatch_edges): New.
3771 (make_eh_edge): Remove.
3772 (make_eh_edges): Simplify for landing pads.
3773 (redirect_eh_edge_1): New.
3774 (redirect_eh_edge): Use it.
3775 (redirect_eh_dispatch_edge): New.
3776 (stmt_could_throw_p): Use a switch. Allow RESX.
3777 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3778 (stmt_can_throw_internal): Likewise.
3779 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3780 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3781 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3782 (gate_refactor_eh): New.
3783 (pass_refactor_eh): Use it.
3784 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3785 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3786 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3787 (remove_unreachable_handlers): Rename from
3788 tree_remove_unreachable_handlers; rewrite for landing pads;
3789 call remove_eh_handler directly.
3790 (remove_unreachable_handlers_no_lp): New.
3791 (unsplit_eh, unsplit_all_eh): New.
3792 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3793 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3794 (cleanup_empty_eh_unsplit): New.
3795 (cleanup_empty_eh): Rewrite.
3796 (cleanup_all_empty_eh): New.
3797 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3798 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3799 (gate_cleanup_eh): New.
3800 (pass_cleanup_eh): Use it.
3801 (verify_eh_edges): Move later in file. Expect one EH edge.
3802 (verify_eh_dispatch_edge): New.
3804 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3805 (gtype-desc.o): Add TARGET_H.
3806 (tree.o): Use EXCEPT_H, not except.h.
3807 (cfgbuild.o): Add EXPR_H.
3808 (GTFILES): Add vecprim.h.
3809 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3810 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3811 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3812 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3813 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3814 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3815 calls to can_throw_internal.
3816 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3817 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3818 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3819 (expand_gimple_stmt): Use make_reg_eh_region_note.
3820 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3821 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3822 or find_exception_handler_labels.
3823 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3824 there is exacly one EH edge. Use can_nonlocal_goto and
3826 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3827 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3828 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3829 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3830 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3831 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3832 * dse.c (scan_insn): Use insn_could_throw_p.
3833 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3834 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3835 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3836 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3837 EXC_PTR_EXPR or FILTER_EXPR.
3838 (tree_expr_nonzero_warnv_p): Likewise.
3839 * function.h: Include vecprim.h, not varray.h
3840 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3841 move ttype_data and ehspec_data members to struct eh_status; change
3842 action_record_data member to a VEC.
3843 * gcse.c (hash_scan_set): Use can_throw_internal.
3844 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3845 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3846 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3847 (block_may_fallthru): Don't handle RESX_EXPR.
3848 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3849 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3850 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3851 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3852 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3853 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3854 (gimple_size): Likewise.
3855 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3856 (gimple_build_resx): Use gimple_build_with_ops.
3857 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3858 (is_gimple_val): Likewise.
3859 (is_gimple_stmt): Remove RESX_EXPR.
3860 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3861 (GIMPLE_RESX): Reorder with other EH constructs.
3862 * gimple.h (struct gimple_statement_eh_mnt): New.
3863 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3864 (gimple_eh_filter_must_not_throw): Remove.
3865 (gimple_eh_filter_set_must_not_throw): Remove.
3866 (gimple_eh_must_not_throw_fndecl): New.
3867 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3868 (is_gimple_resx): New.
3869 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3870 Don't copy EH_FILTER_MUST_NOT_THROW.
3871 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3872 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3873 handle must_not_throw_labels specially.
3874 * ipa-pure-const.c (check_call): Update debug statement for LP.
3875 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3876 * ipa-utils.c (get_base_var): Likewise.
3877 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3878 * lower-subreg.c (move_eh_region_note): Remove.
3879 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3880 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3881 (create_task_copyfn): Likewise.
3882 (maybe_catch_exception): Use gimple_build_eh_filter.
3883 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3884 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3885 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3886 and pass_lower_resx.
3887 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3888 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3889 can_throw_internal, can_nonlocal_goto.
3890 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3891 copy_reg_eh_region_note_forward.
3892 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3893 (emit_output_reload_insns): Likewise.
3894 (copy_eh_notes): Remove.
3895 * rtl.def (RESX): Remove.
3896 * rtl.h: Update declarations.
3897 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3898 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3899 (update_eh_label): Remove.
3900 (cleanup_dead_labels_eh): New.
3901 (cleanup_deal_labels): Use it instead of update_eh_label.
3902 (gimple_merge_blocks): Update landing pad data structure when
3903 removing a landing pad label.
3904 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3905 test; handle GIMPLE_EH_MUST_NOT_THROW.
3906 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3907 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3908 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3909 (verify_stmt): Likewise. Verify landing pads.
3910 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3911 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3912 (struct move_stmt_d): Add eh_map.
3913 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3914 (move_stmt_r): Remap eh region numbers in builtin calls,
3915 resx and eh_dispatch.
3916 (move_block_to_fn): Remove eh_offset parameter. Use
3917 maybe_duplicate_eh_stmt_fn.
3918 (find_outermost_region_in_block): Operate on eh_region pointers
3919 instead of region numbers.
3920 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3921 duplicate_eh_regions.
3922 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3923 test earlier. Disallow EH landing pads.
3924 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3925 * tree-flow.h: Update declarations.
3926 (struct tree_ann_common_d): Replace rn with lp_nr.
3927 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3928 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3929 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3930 resx and eh_dispatch.
3931 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3932 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3933 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3934 from duplicate_eh_regions.
3935 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3936 update RESX; handle EH_DISPATCH.
3937 (expand_call_inline): Set eh_lp_nr, not eh_region.
3938 (maybe_inline_call_in_expr): Likewise.
3939 * tree-inline.h (struct copy_body_data): Replace eh_region with
3940 eh_lp_nr, eh_region_offset with eh_map.
3941 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3942 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3943 * tree-pretty-print.c (dump_generic_node): Don't handle
3944 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3945 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3946 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3947 EXC_PTR_EXPR, FILTER_EXPR.
3948 * tree-ssa-operands.c (get_expr_operands): Likewise.
3949 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3950 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3951 (ao_ref_init_from_vn_reference): Likewise.
3952 * tree-ssa-sink.c (statement_sink_location): Likewise.
3953 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3954 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3955 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3956 EXC_PTR_EXPR, FILTER_EXPR.
3957 (is_exception_related): Remove.
3958 (compute_avail): Don't call it.
3959 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3960 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3961 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3962 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3964 (build_resx): Remove.
3965 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3966 * tree.h: Update declarations.
3967 (EH_FILTER_MUST_NOT_THROW): Remove.
3968 (struct tree_label_decl): Add eh_landing_pad_nr.
3969 (EH_LANDING_PAD_NR): New.
3970 * value-prof.c (gimple_ic): Tidy variable names. Update for
3971 landing pad numbers.
3972 (gimple_stringop_fixed_value): Tidy variable names. Assert
3973 that neither call stmt can throw.
3974 * vecprim.h (uchar): New.
3975 (VEC(uchar,heap), VEC(uchar,gc)): New.
3977 * c-common.c (c_define_builtins): Update call to
3978 build_common_builtin_nodes.
3979 * c-parser.c (c_parse_file): Don't call
3980 default_init_unwind_resume_libfunc.
3982 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3984 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3985 (mips_cprestore_address_p): Likewise.
3986 (mips_save_gp_to_cprestore_slot): Likewise.
3987 (mips_restore_gp): Rename to...
3988 (mips_restore_gp_from_cprestore_slot): ...this.
3989 (mips_must_initialize_gp_p): Declare.
3990 (mips_emit_save_slot_move): Likewise.
3991 (mips_output_load_label): Return nothing.
3992 (mips_eh_uses): Declare.
3993 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3994 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3995 (TARGET_ABSOLUTE_JUMPS): Likewise.
3996 (EH_USES): Likewise.
3997 (FIRST_PSEUDO_REGISTER): Update comment.
3998 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3999 (MIPS_CALL): ...here.
4000 (REGISTER_NAMES): Add $cprestore.
4001 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4002 Add load_label_length, has_inflexible_gp_insn_p,
4003 has_flexible_gp_insn_p, must_initialize_gp_p and
4004 must_restore_gp_when_clobbered_p.
4005 (mips_expand_call): Don't generate split instructions here.
4006 (mips_split_call): Update the call to mips_restore_gp after
4007 the above name change.
4008 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4009 (mips_find_gp_ref): New function.
4010 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4011 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4012 (mips_insn_has_flexible_gp_ref_p): Likewise.
4013 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4014 (mips_function_has_gp_insn): Delete.
4015 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4016 Use the new functions above. Only return INVALID_REGNUM
4017 for TARGET_ABSOLUTE_JUMPS.
4018 (mips_must_initialize_gp_p): New function.
4019 (mips_get_cprestore_base_and_offset): New function, extracted from...
4020 (mips_cprestore_slot): ...here. Take a bool parameter.
4021 (mips_cfun_has_cprestore_slot_p): New function.
4022 (mips_cprestore_address_p): Likewise.
4023 (mips_save_gp_to_cprestore_slot): Likewise.
4024 (mips_restore_gp): Rename to...
4025 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4026 epilogue_completed. Update the call to mips_cprestore_slot.
4027 Test cfun->machine->must_restore_gp_when_clobbered_p.
4028 (mips_direct_save_slot_move_p): New function.
4029 (mips_emit_save_slot_move): Likewise.
4030 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4031 of cfun->machine->global_pointer.
4032 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4033 (mips_save_reg): Use mips_emit_save_slot_move.
4034 (mips_expand_prologue): Set must_initialize_gp_p.
4035 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4036 for all cprestore saves. Emit a use_cprestore instruction after
4037 setting up the cprestore slot.
4038 (mips_restore_reg): Use mips_emit_save_slot_move.
4039 (mips_process_load_label): New function.
4040 (mips_load_label_length): Likewise.
4041 (mips_output_load_label): Don't return asm: output it here instead.
4042 Use mips_process_load_label.
4043 (mips_adjust_insn_length): Adjust the length of branch instructions
4044 that have length MAX_PIC_BRANCH_LENGTH.
4045 (mips_output_conditional_branch): Update the call to
4046 mips_output_load_label. Assume the branch target is OPERANDS[0]
4047 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4048 (mips_output_order_conditional_branch): Swap the meaning of
4049 OPERANDS[0] and OPERANDS[1].
4050 (mips_variable_issue): Don't count ghost instructions.
4051 (mips_expand_ghost_gp_insns): New function.
4052 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4053 (mips_output_mi_thunk): Set must_initialize_gp_p.
4054 (mips_eh_uses): New function.
4055 * config/mips/predicates.md (cprestore_save_slot_operand)
4056 (cprestore_load_slot_operand): New predicates.
4057 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4058 (UNSPEC_MOVE_GP): Likewise.
4059 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4060 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4061 (CPRESTORE_SLOT_REGNUM): New register.
4062 (MAX_PIC_BRANCH_LENGTH): New constant.
4063 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4064 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4065 branches. Fix commentary.
4066 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4067 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4068 Change type to "ghost".
4069 (loadgp_absolute_<mode>): Likewise.
4070 (loadgp_rtp_<mode>): Likewise.
4071 (copygp_mips16): Likewise.
4072 (loadgp_blockage): Remove redundant mode attribute.
4073 (potential_cprestore): New instruction.
4074 (cprestore): Turn into an unspec set.
4075 (use_cprestore): New instruction.
4076 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4077 (*branch_fp_inverted): Likewise.
4078 (*branch_order<mode>): Likewise.
4079 (*branch_order<mode>_inverted): Likewise.
4080 (*branch_equality<mode>): Likewise.
4081 (*branch_equality<mode>_inverted): Likewise.
4082 (*branch_bit<bbv><mode>): Likewise.
4083 (*branch_bit<bbv><mode>_inverted): Likewise.
4084 (*branch_equality<mode>_mips16): Remove redundant mode.
4085 (jump): Turn into a define_expand.
4086 (*jump_absolute): New instruction.
4087 (*jump_pic): Likewise.
4088 (*jump_mips16): Rename previously-unnamed pattern. Remove
4089 redundant mode attribute.
4090 (restore_gp): Split on epilogue_completed rather than
4091 reload_completed. Change type to "ghost".
4092 (move_gp<mode>): New instruction.
4093 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4094 Remove redundant mode attribute.
4095 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4096 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4097 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4099 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4102 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4103 are returned in the same register (vs34 or v2) that Altivec vector
4104 types are returned in.
4105 (rs6000_libcall_value): Ditto.
4108 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4109 instead of explicit addsi3/adddi3 calls.
4110 (rs6000_split_multireg_move): Ditto.
4111 (rs6000_emit_allocate_stack): Ditto.
4112 (rs6000_emit_prologue): Ditto.
4113 (rs6000_output_mi_thunk): Ditto.
4115 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4116 size is 64 bits if we can use 64-bit registers.
4118 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4120 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4123 From Jie Zhang <jie.zhang@analog.com>:
4124 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4125 save FP and RETS with saveall attribute.
4126 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4127 with saveall attribute.
4129 * config/bfin/bfin.c (bfin_expand_builtin,
4130 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4133 From Jie Zhang <jie.zhang@analog.com>:
4134 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4135 before use in two places.
4136 * config/bfin/bfin.md (AREG): Define mode iterator.
4137 (reload_in, reload_out): Use mode iterator AREG.
4139 2009-09-14 Richard Guenther <rguenther@suse.de>
4142 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4143 EH personality path.
4145 2009-09-13 Richard Guenther <rguenther@suse.de>
4146 Rafael Avila de Espindola <espindola@google.com>
4148 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4149 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4150 (LANG_HOOKS_INITIALIZER): Adjust.
4151 (lhd_pass_through_t): Declare.
4152 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4154 * langhooks.c (lhd_pass_through_t): New function.
4155 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4156 dwarf2out_begin_prologue): Use personality from current_function_decl.
4157 * expr.h (get_personality_function): Declare.
4158 * expr.c (get_personality_function): New function.
4159 (build_personality_function): Likewise.
4160 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4161 (eh_personality_libfunc): Remove.
4162 * optabs.c (build_libfunc_function): New function split out from ...
4163 (init_one_libfunc): ... here.
4164 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4165 (tree_function_decl): Add personality.
4166 (lhd_gcc_personality): Declare.
4167 (build_personality_function): Likewise.
4168 * tree.c (gcc_eh_personality_decl): New.
4169 (lhd_gcc_personality): New function.
4170 * except.h (lang_eh_runtime_type): Remove.
4171 (enum eh_personality_kind): New.
4172 (build_personality_function): Declare.
4173 (function_needs_eh_personality): Declare.
4174 * except.c (lang_eh_runtime_type): Remove.
4175 (function_needs_eh_personality): New function.
4176 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4177 (sjlj_emit_function_enter, output_function_exception_table):
4178 Use personality from current_function_decl.
4179 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4180 * tree-inline.c (tree_can_inline_p): Do not inline across different
4182 (expand_call_inline): Likewise. Adjust the callers EH personality.
4183 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4184 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4185 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4186 (c-parser.o): Likewise
4187 * c-tree.h (c_eh_initialized_p): Remove.
4188 (c_maybe_initialize_eh): Likewise.
4189 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4190 (finish_decl): Don't call c_maybe_initialize_eh.
4191 (c_eh_initialized_p): Remove.
4192 (c_maybe_initialize_eh): Likewise.
4193 * c-parser.c (c_parser_omp_construct): Likewise.
4194 (c_parse_file): Initialize exception handling.
4196 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4198 * config.gcc (tm_file): Remove i386/biarch32.h
4199 for i?86-w64-mingw* case.
4200 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4202 * config.host: Set for x64 mingw the option
4203 use_long_long_for_widest_fast_int to yes.
4205 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4207 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4208 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4209 (dbxout_begin_function): Likewise.
4210 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4211 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4212 set on the function.
4213 (final_end_function): Likewise.
4214 (final_scan_insn): Likewise.
4215 (rest_of_handle_final): Likewise.
4216 * varasm.c (assemble_start_function): Likewise.
4217 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4219 2009-09-12 Jason Merrill <jason@redhat.com>
4221 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4222 * opts.c (common_handle_option): constify.
4224 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4226 * doc/install.texi (avr): Remove obsolete reference site.
4228 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4230 * doc/install.texi (Binaries): Adjust AIX link.
4232 2009-09-12 Akim Demaille <demaille@gostai.com>
4234 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4235 Use an imperative sentence.
4237 2009-09-11 Richard Henderson <rth@redhat.com>
4239 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4240 structure-name and has-tree-operands arguments; update all entries.
4241 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4243 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4244 (gsstruct_code_size): New.
4245 (gss_for_code_): New.
4246 (gss_for_code): Remove.
4247 (gimple_size): Rewrite using gsstruct_code_size.
4248 (gimple_statement_structure): Move to gimple.h.
4249 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4250 (gss_for_code, gimple_statement_structure): New.
4251 (gimple_ops): Use new arrays; tidy.
4253 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4255 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4256 operand to be a PLUS expression.
4257 * config/pa/pa.c (pa_secondary_reload): Likewise.
4259 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4261 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4263 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4266 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4268 From Jie Zhang <jie.zhang@analog.com>:
4269 * doc/extend.texi (node Function Attributes): Document l2
4271 (node Blackfin Variable Attributes): Document l2 variable attributes.
4273 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4275 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4276 to match the system compiler's configuration at inflection point.
4277 Add comment to remark a remaining difference with system compiler.
4279 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4280 * configure: Regenerate.
4282 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4284 From Jie Zhang <jie.zhang@analog.com>:
4285 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4286 (bfin_handle_l2_attribute): New.
4287 (bfin_attribute_table): Add l2 attribute.
4289 2009-09-11 Michael Matz <matz@suse.de>
4292 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4293 on the local_decls list.
4295 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4299 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4301 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4302 for VALUEs, to implement the documented interface.
4303 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4304 Adjust for VALUEs and anything else, to implement the
4305 documented interface.
4307 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4309 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4310 with actual SPE/paired vector modes before using 64-bit alignment.
4311 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4313 2009-09-10 DJ Delorie <dj@redhat.com>
4315 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4318 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4319 * config/mep/mep.c (mep_legitimate_constant_p): New.
4320 * config/mep/mep-protos.h: Prototype it.
4322 2009-09-10 Richard Henderson <rth@redhat.com>
4324 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4326 2009-09-10 Jason Merrill <jason@redhat.com>
4328 * tree.c (chain_index): New fn.
4329 * tree.h: Declare it.
4331 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4333 * config/sol2-c.c (cmn_err_length_specs): Initialize
4334 scalar_identity_flag.
4336 2009-09-10 Richard Henderson <rth@redhat.com>
4338 * tree.h (struct tree_decl_common): Move align member earlier;
4339 move label_decl_uid member ...
4340 (struct tree_label_decl): ... here.
4341 (LABEL_DECL_UID): Update to match.
4343 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4346 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4347 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4349 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4350 dest_prev if the edge is complex.
4352 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4354 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4355 loop latch tests earlier.
4357 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4358 before GIMPLE_RETURN, not after its predecessor; insert
4361 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4362 gimple_seq_empty_p to test for no PHI nodes.
4363 * tree-cfg.c (split_critical_edges): Likewise.
4365 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4367 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4369 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4370 introduced by the VTA branch merge.
4372 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4374 * ira-conflicts.c: Use fputs or putc instead of fprintf
4378 * tree-switch-conversion.c: Ditto.
4380 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4382 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4383 introduced by the VTA branch merge.
4385 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4388 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4390 PR rtl-optimization/39779
4391 * expr.c (convert_modes): Return when mode == oldmode after
4392 CONST_INTs are processed.
4394 2009-09-10 Nick Clifton <nickc@redhat.com>
4396 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4397 attribute and referring decl when creating renamed symbol.
4399 2009-09-10 Richard Guenther <rguenther@suse.de>
4402 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4404 (cgraph_finalize_compilation_unit): Compute reachability
4405 before emitting thunks. Properly process aliases before
4406 possibly removing unreachable nodes.
4408 2009-09-10 Richard Guenther <rguenther@suse.de>
4411 * tree.c (struct free_lang_data_d): Add worklist member.
4412 (find_decls_types_r): Push onto the worklist instead of recursing.
4413 Handle TREE_BINFOs properly.
4414 (find_decls_types): New function wrapped around find_decls_types_r
4415 to process the worklist.
4416 (find_decls_types_in_eh_region): Use it.
4417 (find_decls_types_in_node): Likewise.
4418 (find_decls_types_in_var): Likewise.
4419 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4420 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4421 (AGGREGATE_TYPE_P): Adjust.
4423 2009-09-09 Jason Merrill <jason@redhat.com>
4425 * configure.ac: Check glibc version even if we have an in-tree
4428 2009-09-09 Anthony Green <green@moxielogic.com>
4430 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4431 the constant 0 when appropriate.
4432 * config/moxie/constraints.md: Add constraint O.
4434 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4435 to pass up to 6 32-bit argument values in registers.
4436 (moxie_function_arg): Ditto.
4437 (moxie_arg_partial_bytes): Ditto.
4438 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4439 (REG_PARM_STACK_SPACE): Ditto.
4440 (FUNCTION_ARG_REGNO_P): Ditto.
4442 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4443 instruction to allocate stack space.
4445 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4447 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4448 unnecessarily stringent constraints. Fix address
4449 calculation in the splitters.
4451 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4453 PR rtl-optimization/39779
4454 * expr.c (convert_modes): Return when mode == oldmode after
4455 CONST_INTs are processed.
4457 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4460 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4461 (ix86_expand_prologue): Take frame.padding0 into logic of
4463 (ix86_expand_epilogue): Likewise.
4465 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4467 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4469 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4470 * config/t-slibgcc-libgcc: New file.
4471 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4473 2009-09-09 Martin Jambor <mjambor@suse.cz>
4475 PR tree-optimization/41089
4476 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4479 2009-09-09 Richard Henderson <rth@redhat.com>
4481 * gimple.h (CASE_GIMPLE_OMP): New.
4482 (is_gimple_omp): Use it.
4483 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4484 (verify_gimple_debug): Likewise.
4486 2009-09-09 Richard Guenther <rguenther@suse.de>
4488 PR tree-optimization/41101
4489 * tree-ssa-pre.c (maximal_set): Remove.
4490 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4491 Defer all blocks we didn't visit at least one successor.
4492 (add_to_exp_gen): Do not add to the maximal set.
4493 (make_values_for_phi): Likewise.
4494 (compute_avail): Likewise.
4495 (init_pre): Do not allocate the maximal set.
4496 (execute_pre): Do not dump it.
4498 2009-09-09 Martin Jambor <mjambor@suse.cz>
4500 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4501 an SSA_NAME rather than a is_gimple_variable.
4503 2009-09-09 Richard Guenther <rguenther@suse.de>
4506 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4507 code dealing with plain pointer bases.
4508 (maybe_fold_offset_to_reference): Likewise.
4509 (maybe_fold_stmt_addition): Adjust.
4511 2009-09-09 Richard Guenther <rguenther@suse.de>
4513 * tree.c (free_lang_data_in_type): Do not free the type variant
4515 (free_lang_data): Merge char_type_node with its properly signed
4517 (pass_ipa_free): Collect after freeing language specific data.
4519 2009-09-09 Michael Matz <matz@suse.de>
4522 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4523 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4524 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4527 2009-09-08 DJ Delorie <dj@redhat.com>
4529 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4531 2009-09-04 Jason Merrill <jason@redhat.com>
4533 * tree.c (tree_find_value): Remove.
4534 * tree.h: Remove prototype.
4535 * varasm.c (assemble_external): Use value_member instead.
4537 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4539 * toplev.c (process_options): Choose default debugging type when
4540 gtoggle enables debug info and type is unset.
4542 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4546 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4549 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4551 * configure: Rebuilt with modified libtool.m4.
4553 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4558 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4560 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4562 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4563 (remove_statement): Likewise.
4564 (rewrite_use_nonlinear_expr): Adjust.
4565 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4566 * tree-ssa.c (release_defs_bitset): ... this. New.
4567 * tree-flow.h (release_defs_bitset): Declare.
4569 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4572 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4573 in the middle block.
4575 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4577 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4578 via intptr_t to long type.
4579 (insert_operand_rank): Cast long type via intptr_t to
4581 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4583 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4584 from pointer to unsigned via uintptr_t.
4586 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4587 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4589 * configure: Regenerated.
4590 * config.in: Regenerated
4591 * system.h (stdint.h): Add include.
4592 (inttypes.h): Likewise.
4593 * Makefile.in (aclocal): Add config/stdint.m4.
4594 * aclocal.m4: Regenerated.
4596 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4598 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4600 (note_np_check_stores): New function.
4601 (harmless_null_pointer_p): New function.
4602 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4603 changed. Take into account whether we're in the shadow of a condjump
4604 that tested NP_REG for NULL.
4605 Lose all code that tested for SEQUENCEs.
4606 (workaround_speculation): Avoid inserting NOPs for loads that are
4607 either always executed or a NULL pointer.
4609 2009-09-08 Jan Hubicka <jh@suse.cz>
4611 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4612 * params.def (early-inlining-insns): Likewise.
4614 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4616 PR rtl-optimization/41239
4617 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4618 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4620 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4621 across calls, as the calls might not always return normally.
4622 (call_may_noreturn_p): New function.
4623 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4624 (init_deps): Initialize it.
4625 (remove_from_deps): Also remove calls from
4626 last_function_call_may_noreturn list.
4628 2009-09-07 Richard Henderson <rth@redhat.com>
4630 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4631 more VR->OPERANDS than LHS operands. Free LHS before returning.
4633 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4635 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4636 (attr "addrtype"): New member "spreg".
4637 Use it if mem_spfp_address_operand is true for the address.
4638 (attr "type"): New entry "stall".
4639 (cpu_unit "load"): New.
4640 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4642 (insn_reservation "loadsp"): New.
4643 (insn_reservation "load_stall1"): New.
4644 (insn_reservation "load_stall3"): New.
4646 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4647 (mem_p_address_operand): Exclude stack and frame pointer based
4649 (mem_spfp_address_operand): New; match them here.
4650 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4651 (bfin_reorg): Call it if scheduling insns.
4652 (bfin_gen_bundles): Remove dummy insns created by
4653 add_sched_insns_for_speculation.
4655 From Jie Zhang <jie.zhang@analog.com>:
4656 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4657 bfin_si_revision, bfin_workarounds): Move these ...
4658 * config/bfin/bfin.h: ... here.
4660 From Mike Frysinger <michael.frysinger@analog.com>
4661 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4662 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4663 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4664 bf547m, bf548m, and bf549m.
4665 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4666 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4667 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4668 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4669 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4670 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4671 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4672 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4673 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4674 bf542m, bf544m, bf547m, bf548m, and bf549m.
4676 From Jie Zhang <jie.zhang@analog.com>:
4677 * config/bfin/predicates.md (p_register_operand): New predicate.
4678 (dp_register_operand): New predicate.
4679 * config/bfin/bfin-protos.h (WA_05000074): Define.
4680 (ENABLE_WA_05000074): Define.
4681 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4682 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4683 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4684 (define_attr addrtype): Allow load/store register to be P register.
4685 (define_attr storereg): New.
4686 (define_cpu_unit anomaly_05000074): New.
4687 (define_insn_reservation dsp32shiftimm): New.
4688 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4689 (define_insn_reservation loadp): Cannot use slot2.
4690 (define_insn_reservation loadsp): Cannot use slot2.
4691 (define_insn_reservation storep): Cannot use slot2. Does not
4692 apply when working around 05000074.
4693 (define_insn_reservation storep_anomaly_05000074): New.
4694 (define_insn_reservation storei): Does not apply when working
4696 (define_insn_reservation storei_anomaly_05000074): New.
4697 (define_attr length): Add dsp32shiftimm case.
4698 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4699 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4700 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4701 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4702 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4704 2009-09-07 Martin Jambor <mjambor@suse.cz>
4707 * tree-sra.c (create_artificial_child_access): Return NULL if
4708 build_ref_for_offset fails.
4709 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4710 and create_artificial_child_access to fail.
4712 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4715 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4716 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4717 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4719 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4721 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4722 block, ensure it has an exit edge. Emit a barrier after a jump.
4724 2009-09-07 Nick Clifton <nickc@redhat.com>
4726 * gcc.c (this_is_linker_script): New variable. Like
4727 this_is_library_file but for the %T constructor.
4728 (end_going_arg): If this_is_linker_script is set then locate the
4729 script and insert a --script switch before it
4730 (do_spec_2): Initialise this_is_linker_script.
4731 (do_spec_1): Likewise. Handle %T construct.
4732 (eval_spec_function): Preserve this_is_linker_script.
4733 * doc/invoke.texi: Document %T construct in spec files.
4734 * config/m32c/m32c.h (LIB_SPEC): Use it.
4736 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4738 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4739 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4740 when volatile flag is set.
4741 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4743 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4746 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4747 (combine_stack_adjustments_for_block): Allow insns between stack
4748 adjustments and stores with corresponding pre-(dec|inc)rement or
4749 pre-modify operation.
4751 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4754 * combine-stack-adj.c (struct csa_memlist): Rename to...
4755 (struct csa_reflist): ... this. Rename mem field to ref.
4756 (free_csa_memlist): Rename to...
4757 (free_csa_reflist): ... this.
4758 (record_one_stack_memref): Rename to...
4759 (record_one_stack_ref): ... this. Handle also REG_P.
4760 (try_apply_stack_adjustment): Handle also REG_P.
4761 (struct record_stack_memrefs_data): Rename to...
4762 (struct record_stack_refs_data): ... this. Rename memlist field to
4764 (record_stack_memrefs): Rename to...
4765 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4766 subexpressions instead of failing when a MEM contains SP references.
4767 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4768 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4770 2009-09-06 Richard Guenther <rguenther@suse.de>
4773 * tree.c (build_array_type): Do not record types marked
4774 with structural equality in the canonical type hashtable.
4776 2009-09-06 Richard Guenther <rguenther@suse.de>
4779 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4781 2009-09-05 Richard Guenther <rguenther@suse.de>
4784 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4786 2009-09-05 Richard Guenther <rguenther@suse.de>
4789 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4791 2009-09-05 Richard Guenther <rguenther@suse.de>
4794 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4795 before comparing function argument types.
4797 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4800 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4803 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4806 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4808 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4809 locators before emit_insn is called.
4811 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4814 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4815 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4816 (reginfo_init): Don't call allocate_reg_info.
4818 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4821 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4822 NONDEBUG_INSN_P instead of INSN_P.
4824 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4827 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4829 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4832 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4833 pattern of the split.
4835 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4837 * toplev.c (process_options): Move setter of flag_var_tracking
4838 before other tests that depend on it. Move down setter of
4839 flag_rename_registers. Don't enable var-tracking-assignments
4840 by default if selective scheduling is enabled. Warn if both
4843 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4845 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4846 comment. Use switch statement to catch overlaps between rtx
4847 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4848 (IS_DECL_CODE): ... here. Remove.
4849 (check_value_is_not_decl): Remove.
4850 (dv_from_decl, dv_from_value): Check after conversion.
4852 2009-09-04 Richard Guenther <rguenther@suse.de>
4855 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4856 after emitting tunks. Move emitting thunks and ctors from ...
4857 (cgraph_optimize): ... here. Remove redundant
4858 cgraph_analyze_functions.
4859 * varasm.c (find_decl_and_mark_needed): Remove no longer
4861 (finish_aliases_1): Adjust check for thunk aliases.
4863 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4865 * config/arm/arm.md (ctzsi2): Added braces
4866 to avoid warning that broke booststrap.
4868 2009-09-04 Martin Jambor <mjambor@suse.cz>
4870 PR tree-optimization/41112
4871 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4872 handle variable-bounded arrays.
4873 (expr_with_var_bounded_array_refs_p): New function.
4874 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4876 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4878 * config/s390/2097.md: Removed two incorrect bypasses.
4879 (z10_fsimpdf): Fixed latency.
4880 (z10_fhex): New insn_reservation.
4881 (z10_floaddf): Fixed latency.
4882 (z10_floadsf): Fixed latency.
4883 (z10_ftrunctf): Fixed latency.
4884 (z10_ftruncdf): Fixed latency.
4885 * config/s390/s390.c (z10_cost): Fixed values.
4886 (s390_adjust_priority): Added z10 path.
4887 * config/s390/s390.md (type): Added fhex.
4888 (*mov<mode>_64dfp): Updated type attribute.
4889 (*mov<mode>_64): Updated type attribute.
4890 (*mov<mode>_31): Updated type attribute.
4891 (*mov<mode>"): Likewise.
4892 * config/s390/2084.md (x_fsimpdf): Updated condition.
4894 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4896 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4897 RTXs in the predicate for operand 1.
4899 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4901 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4902 (rbitsi2): New insn.
4903 (ctzsi2): New expand.
4904 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4906 2009-09-03 Martin Jambor <mjambor@suse.cz>
4908 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4909 (create_artificial_child_access): Use build_ref_for_offset instead
4910 of duplicate_expr_for_different_base.
4911 (propagate_subacesses_accross_link): Likewise.
4913 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4915 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4917 (mips16e_collect_argument_saves): Skip debug instructions.
4918 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4919 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4920 (r10k_insert_cache_barriers): Likewise.
4921 (mips_reorg_process_insns): Likewise.
4923 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4926 * ira.c (update_equiv_reg): Remove check on class likely spill.
4928 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4931 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4932 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4936 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4937 the stack slot if it is passed by invisible reference.
4938 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4939 by invisible reference.
4941 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4943 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4944 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4945 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4947 * config/bfin/sync.md: New file.
4948 * config/bfin/bfin.md: Include it.
4949 (UNSPEC_ATOMIC): New.
4950 (UNSPEC_ONES): Provide a unique number.
4952 From Jie Zhang <jie.zhang@analog.com>:
4953 * config/bfin/bfin.c (ret_regs): New.
4954 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4955 (must_save_rets_p): New.
4956 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4957 current_function_is_leaf.
4958 (do_link): Likewise.
4959 (do_unlink): Likewise.
4960 (expand_interrupt_handler_prologue): Use ret_regs array.
4961 (expand_interrupt_handler_epilogue): Use ret_regs array and
4962 pass return register to gen_return_internal.
4963 (bfin_expand_epilogue): Pass return register to
4964 gen_return_internal.
4965 (bfin_expand_call): Explicitly clobber RETS.
4966 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4967 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4968 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4969 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4971 (return_internal): Take a reg rtx rather than the register number.
4973 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4975 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4976 when comparing against estimated_loop_iterations_int return.
4978 2009-09-03 Richard Guenther <rguenther@suse.de>
4980 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4981 eh_personality_libfunc.
4983 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4985 * tree-parloops.c (separate_decls_in_region): Add space.
4987 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4989 * tree-parloops.c (separate_decls_in_region): Change the condition
4990 checking if there are reductions in the loop.
4992 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4994 PR tree-optimization/38275
4995 * tree-parloops.c (parallelize_loops): Replace profitability condition
4996 for expected number of iterations.
4998 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5000 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5001 (bootstrap-debug): Explain conditions in which it becomes default.
5002 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5005 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5007 * doc/invoke.texi (Optimize Options): Move
5008 -finline-small-functions to the -O2 list.
5010 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5012 * toplev.c (process_options): Enable var-tracking-assignments
5013 by default if var-tracking is enabled.
5015 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5017 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5019 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5020 * rtl.h (prev_nonnote_insn_bb): Declare it.
5022 2009-09-03 Diego Novillo <dnovillo@google.com>
5024 * cgraph.c (cgraph_node_for_decl): New.
5025 * cgraph.h (cgraph_node_for_decl): Declare.
5026 * tree.c (host_integerp): Return 0 if T is NULL.
5028 2009-09-03 Diego Novillo <dnovillo@google.com>
5030 * tree.h (struct alias_pair): Move from varasm.c.
5031 (alias_pairs): Likewise.
5032 (TYPE_MAXVAL): Define.
5033 (TYPE_MINVAL): Define.
5034 (iterative_hash_host_wide_int): Declare.
5035 (remove_unreachable_alias_pairs): Declare.
5036 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5037 * diagnostic.c (default_diagnostic_starter): Make extern.
5038 (default_diagnostic_finalizer): Make extern.
5039 * diagnostic.h (default_diagnostic_starter): Declare.
5040 (default_diagnostic_finalizer): Declare.
5041 (default_tree_printer): Declare.
5042 * toplev.c (default_tree_printer): Make extern.
5044 2009-09-03 Richard Guenther <rguenther@suse.de>
5045 Diego Novillo <dnovillo@google.com>
5047 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5048 * cgraphunit.c (cgraph_expand_function): Do not emit
5049 associated thunks from here.
5050 (cgraph_emit_thunks): New.
5051 (cgraph_optimize): Call it.
5052 Return if any IPA pass finds an error.
5053 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5056 2009-09-03 Simon Baldwin <simonb@google.com>
5057 Rafael Espindola <espindola@google.com>
5058 Richard Guenther <rguenther@suse.de>
5059 Doug Kwan <dougkwan@google.com>
5060 Diego Novillo <dnovillo@google.com>
5062 * tree.c: Include tree-pass.h, langhooks-def.h,
5063 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5064 (free_lang_data_in_type): New.
5065 (need_assembler_name_p): New.
5066 (free_lang_data_in_block): New.
5067 (free_lang_data_in_decl): New.
5068 (struct free_lang_data_d): New.
5069 (add_tree_to_fld_list): New.
5070 (find_decls_types_r): New.
5071 (get_eh_types_for_runtime): New.
5072 (find_decls_types_in_eh_region): New.
5073 (find_decls_types_in_node): New.
5074 (find_decls_types_in_var): New.
5075 (free_lang_data_in_cgraph): New.
5076 (free_lang_data): New.
5077 (gate_free_lang_data): New.
5078 (pass_ipa_free_lang_data): New.
5080 2009-09-03 Diego Novillo <dnovillo@google.com>
5082 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5083 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5084 (lang_hooks): Remove const qualifier.
5085 * ipa.c (cgraph_remove_unreachable_nodes): Call
5086 remove_unreachable_alias_pairs.
5087 * except.c (add_type_for_runtime): Check if TYPE has
5088 already been converted.
5089 (lookup_type_for_runtime): Likewise.
5090 (check_handled): Handle converted types.
5091 * varasm.c (remove_unreachable_alias_pairs): New.
5092 * gimple.c: Include demangle.h.
5093 (gimple_decl_printable_name): New.
5094 (gimple_fold_obj_type_ref): New.
5095 * gimple.h (gimple_decl_printable_name): Declare.
5096 (gimple_fold_obj_type_ref): Declare.
5097 * passes.c (init_optimization_passes): Add pass
5098 pass_ipa_free_lang_data.
5099 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5100 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5102 2009-09-03 Diego Novillo <dnovillo@google.com>
5104 * c-lang.c (lang_hooks): Remove const qualifier.
5106 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5108 * doc/install.texi (*-*-freebsd*): Update target information.
5110 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5112 * hard-reg-set.h (call_fixed_regs): Remove.
5113 * reginfo.c (call_fixed_regs): Remove.
5114 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5115 (globalize_reg): Don't use call_fixed_regs.
5116 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5119 2009-09-01 Michael Matz <matz@suse.de>
5121 * expr.h (emit_storent_insn, expand_expr_real_1,
5122 expand_expr_real_2): Declare.
5123 * expr.c (emit_storent_insn, expand_expr_real_1,
5124 expand_expr_real_2): Export.
5125 (store_expr): Setting and evaluating dont_return_target is useless.
5126 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5127 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5128 * except.c (expand_resx_expr): Rename to ...
5129 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5130 * except.h (expand_resx_stmt): Declare.
5131 * stmt.c: Add include gimple.h
5132 (expand_asm_expr): Rename to ...
5133 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5134 (expand_case): Rewrite to take gimple statement.
5135 * tree.h (expand_asm_stmt): Declare.
5136 (expand_case): Change prototype.
5137 * Makefile.in (stmt.o): Depend on gimple.h.
5138 * builtins.c (expand_builtin_synchronize): Build gimple asm
5139 statement, not an ASM_EXPR.
5140 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5141 gimple_to_tree, release_stmt_tree): Remove.
5142 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5143 ggc_free, but hold comparison code and operands separately.
5144 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5145 (expand_call_stmt, expand_gimple_stmt_1,
5146 expand_gimple_stmt): New helpers.
5147 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5148 release_stmt_tree. Call expand_gimple_stmt instead.
5149 (expand_gimple_basic_block): Ditto.
5151 * calls.c (emit_call_1): Don't look at EH regions here, make
5152 fntree parameter useless.
5153 (expand_call): New local rettype for TREE_TYPE(exp), use it
5154 throughout. Remove local p, use addr instead.
5155 Don't look at EH regions here.
5157 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5159 * doc/invoke.texi (-fsched-pressure): Document it.
5160 (-fsched-reg-pressure-heuristic): Remove it.
5162 * reload.c (ira.h): Include.
5163 (find_reloads): Add choosing reload on number of small spilled
5166 * haifa-sched.c (ira.h): Include.
5167 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5168 saved_reg_pressure, curr_reg_live, saved_reg_live,
5169 region_ref_regs): New variables.
5170 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5171 initiate_reg_pressure_info, setup_ref_regs,
5172 initiate_bb_reg_pressure_info, save_reg_pressure,
5173 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5175 (setup_insn_reg_pressure_info): New function.
5176 (rank_for_schedule): Add pressure checking and insn issue time.
5177 Remove comparison of insn reg weights.
5178 (ready_sort): Set insn reg pressure info.
5179 (update_register_pressure, setup_insn_max_reg_pressure,
5180 update_reg_and_insn_max_reg_pressure,
5181 sched_setup_bb_reg_pressure_info): New functions.
5182 (schedule_insn): Add code for printing and updating reg pressure info.
5183 (find_set_reg_weight, find_insn_reg_weight): Remove.
5184 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5185 (debug_ready_list): Print reg pressure info.
5186 (schedule_block): Ditto. Check insn issue time.
5187 (sched_init): Set up sched_pressure_p. Allocate and set up some
5188 reg pressure related info.
5189 (sched_finish): Free some reg pressure related info.
5190 (fix_tick_ready): Make insn always ready if pressure_p.
5191 (init_h_i_d): Don't call find_insn_reg_weight.
5192 (haifa_finish_h_i_d): Free insn reg pressure info.
5194 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5195 ira_memory_move_cost, ira_class_hard_regs,
5196 ira_class_hard_regs_num, ira_no_alloc_regs,
5197 ira_available_class_regs, ira_reg_class_cover_size,
5198 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5200 * ira-lives.c (single_reg_class): Check mode to find how many
5201 registers are necessary for operand.
5202 (ira_implicitly_set_insn_hard_regs): New.
5204 * common.opt (fsched-pressure): New options.
5205 (fsched-reg-pressure-heuristic): Remove.
5207 * ira.c (setup_eliminable_regset): Rename to
5208 ira_setup_eliminable_regset. Make it external.
5209 (expand_reg_info): Pass cover class to setup_reg_classes.
5210 (ira): Call resize_reg_info instead of allocate_reg_info.
5212 * sched-deps.c: Include ira.h.
5213 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5214 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5215 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5216 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5217 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5218 mark_insn_reg_store, mark_insn_reg_clobber,
5219 setup_insn_reg_pressure_info): New.
5220 (sched_analyze_1): Update implicit_reg_pending_uses.
5221 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5222 Use them to create dependencies. Set insn reg uses and pressure
5223 info. Process reg_pending_uses in one place.
5224 (free_deps): Free implicit sets.
5225 (remove_from_deps): Remove implicit sets if necessary. Check
5226 implicit sets when clearing reg_last_in_use.
5227 (init_deps_global): Clear implicit_reg_pending_clobbers and
5228 implicit_reg_pending_uses.
5230 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5231 ira_memory_move_cost, ira_class_hard_regs,
5232 ira_class_hard_regs_num, ira_no_alloc_regs,
5233 ira_available_class_regs, ira_reg_class_cover_size,
5234 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5235 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5236 ira_implicitly_set_insn_hard_regs): New prototypes.
5238 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5239 cost_elements_num): New variables.
5240 (allocno_costs, total_costs): Rename to costs and
5241 total_allocno_costs.
5242 (COSTS_OF_ALLOCNO): Rename to COSTS.
5243 (allocno_pref): Rename to pref.
5244 (allocno_pref_buffer): Rename to pref_buffer.
5245 (common_classes): Rename to regno_cover_class.
5247 (record_reg_classes): Set allocno attributes only if allocno_p.
5248 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5249 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5250 and COSTS_OF_ALLOCNO.
5251 (print_costs): Rename to print_allocno_costs.
5252 (print_pseudo_costs): New.
5253 (process_bb_node_for_costs): Split into 2 functions with new
5254 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5255 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5256 new parameter dump_file. Use cost_elements_num instead of
5257 ira_allocnos_num. Make one iteration if preferred classes were
5258 already calculated for scheduler. Make 2 versions of code
5259 depending on allocno_p.
5260 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5261 regno_cover_class and COSTS instead of common_classes and
5263 (init_costs, finish_costs): New.
5264 (ira_costs): Set up allocno_p and cost_elements_num. Call
5265 init_costs and finish_costs.
5266 (ira_set_pseudo_classes): New.
5268 * rtl.h (allocate_reg_info): Remove.
5269 (resize_reg_info): Change return type.
5270 (reg_cover_class): New.
5271 (setup_reg_classes): Add new parameter.
5273 * sched-int.h (struct deps_reg): New member implicit_sets.
5274 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5275 (INCREASE_BITS): New macro.
5276 (struct reg_pressure_data, struct reg_use_data): New.
5277 (struct _haifa_insn_data): Remove reg_weight. Add members
5278 reg_pressure, reg_use_list, reg_set_list, and
5279 reg_pressure_excess_cost_change.
5280 (struct deps): New member implicit_sets.
5281 (pressure_p): New variable.
5282 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5283 (struct reg_pressure_data, struct reg_use_data): New.
5284 (INSN_REG_WEIGHT): Remove.
5285 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5286 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5287 (sched_init_region_reg_pressure_info,
5288 sched_setup_bb_reg_pressure_info): New prototypes.
5290 * reginfo.c (struct reg_pref): New member coverclass.
5291 (reg_cover_class): New function.
5292 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5293 (reg_info_size): New variable.
5294 (allocate_reg_info): Make static. Setup reg_info_size.
5295 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5296 (setup_reg_classes): Add a new parameter. Setup cover class too.
5298 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5301 * sched-rgn.c (deps_join): Set up implicit_sets.
5302 (schedule_region): Set up region and basic blocks pressure
5305 * passes.c (init_optimization_passes): Move
5306 pass_subregs_of_mode_init before pass_sched.
5308 2009-09-02 Martin Jambor <mjambor@suse.cz>
5310 * tree-sra.c (struct access): New field grp_hint.
5311 (dump_access): Dump grp_hint.
5312 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5314 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5315 those which have been specifically read and somehow written to.
5316 (propagate_subacesses_accross_link): Set grp_hint of right child and
5317 also possibly of the left child.
5319 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5321 * tree-object-size.c (addr_object_size): Always use object_size_type
5322 0 or 2 when determining the pointer pointed object size.
5324 2009-09-02 Richard Guenther <rguenther@suse.de>
5327 2009-08-31 Richard Guenther <rguenther@suse.de>
5329 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5330 to query if the memory regions for memmove overlap.
5331 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5332 asserts on pointers, instead deal with odd trees.
5333 (ptr_derefs_may_alias_p): Likewise.
5334 (refs_may_alias_p_1): Constructor bases also never alias.
5336 2009-08-01 Christian Bruel <christian.bruel@st.com>
5339 2009-07-31 Christian Bruel <christian.bruel@st.com>
5340 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5342 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5344 * doc/invoke.texi (-fvar-tracking-assignments): New.
5345 (-fvar-tracking-assignments-toggle): New.
5346 (-fdump-final-insns=file): Mark filename as optional.
5347 (--param min-nondebug-insn-uid): New.
5348 (-gdwarf-@{version}): Mention version 4.
5349 * opts.c (common_handle_option): Accept it.
5350 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5351 * regrename.c (regrename_optimize): Drop last. Don't count debug
5352 insns as uses. Don't reject change because of debug insn.
5353 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5354 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5355 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5356 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5357 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5358 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5359 * doc/gimple.texi (is_gimple_debug): New.
5360 (gimple_debug_bind_p): New.
5361 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5362 * doc/install.texi (bootstrap-debug): More details.
5363 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5364 (bootstrap-debug-lib): More details.
5365 (bootstrap-debug-ckovw): Update.
5366 (bootstrap-time): New.
5367 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5368 (insert_phi_nodes_for): Insert debug stmts.
5369 (rewrite_stmt): Take iterator. Insert debug stmts.
5370 (rewrite_enter_block): Adjust.
5371 (maybe_replace_use_in_debug_stmt): New.
5372 (rewrite_update_stmt): Use it.
5373 (mark_use_interesting): Return early for debug stmts.
5374 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5375 stmts before replacing stmt.
5376 (move_computations_stmt): Likewise.
5377 * ira-conflicts.c (add_copies): Skip debug insns.
5378 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5379 (regstat_bb_compute_ri): Skip debug insns.
5380 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5381 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5382 check_loop_closed_ssa_stmt): Skip debug stmts.
5383 * tree-tailcall.c (find_tail_calls): Likewise.
5384 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5385 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5386 (build_var_debug_value_stat): Declare.
5387 (build_var_debug_value): Define.
5388 (target_for_debug_bind): Declare.
5389 * reload.c (find_equiv_reg): Skip debug insns.
5390 * rtlanal.c (reg_used_between_p): Skip debug insns.
5391 (side_effects_p): Likewise.
5392 (canonicalize_condition): Likewise.
5393 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5394 insns never depend on debug insns.
5395 (create_ddg_dep_no_link): Likewise.
5396 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5397 Don't add inter-loop dependencies for debug insns.
5398 (build_intra_loop_deps): Likewise.
5399 (create_ddg): Count debug insns.
5400 * ddg.h (struct ddg::num_debug): New.
5401 (num_backargs): Pair up with previous int field.
5402 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5403 -fcompare-debug-second.
5404 * final.c (get_attr_length_1): Skip debug insns.
5405 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5406 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5407 (driver_self_specs): Map -fdump-final-insns to
5408 -fdump-final-insns=..
5409 (get_local_tick): New.
5410 (compare_debug_dump_opt_spec_function): Test for . argument and
5411 compute output name. Compute temp output spec without flag name.
5412 Compute -frandom-seed.
5413 (OPT): Undef after use.
5414 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5415 (average_num_loop_insns): Likewise.
5416 * params.h (MIN_NONDEBUG_INSN_UID): New.
5417 * gimple.def (GIMPLE_DEBUG): New.
5418 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5419 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5420 (merge_in_block): Fix whitespace.
5421 * toplev.c (flag_var_tracking): Update comment.
5422 (flag_var_tracking_assignments): New.
5423 (flag_var_tracking_assignments_toggle): New.
5424 (process_options): Don't open final insns dump file if we're not
5425 going to write to it. Compute defaults for var_tracking.
5426 * df-scan.c (df_insn_rescan_debug_internal): New.
5427 (df_uses_record): Handle debug insns.
5428 * haifa-sched.c (ready): Initialize n_debug.
5429 (contributes_to_priority): Skip debug insns.
5430 (dep_list_size): New.
5432 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5433 they're ready. Disregard previous debug insns to make decisions.
5434 (queue_insn): Never queue debug insns.
5435 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5436 (schedule_insn): Don't reject debug insns because of issue rate.
5437 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5438 (queue_to_ready): Skip and discount debug insns.
5439 (choose_ready): Let debug insns through.
5440 (schedule_block): Check boundary debug insns. Discount debug
5441 insns, schedule them early. Adjust whitespace.
5442 (set_priorities): Check for boundary debug insns.
5443 (add_jump_dependencies): Use dep_list_size.
5444 (prev_non_location_insn): New.
5445 (check_cfg): Use it.
5446 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5448 (remove_unused_ivs): Reset debug stmts.
5449 * modulo-sched.c (const_iteration_count): Skip debug insns.
5450 (res_MII): Discount debug insns.
5451 (loop_single_full_bb_p): Skip debug insns.
5452 (sms_schedule): Likewise.
5453 (sms_schedule_by_order): Likewise.
5454 (ps_has_conflicts): Likewise.
5455 * caller-save.c (refmarker_fn): New.
5456 (save_call_clobbered_regs): Replace regs with saved mem in
5458 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5459 Call refmarker_fn mark for hardregnos.
5460 (mark_reg_as_referenced): New.
5461 (replace_reg_with_saved_mem): New.
5462 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5463 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5465 (cse_extended_basic_block): Skip debug insns.
5466 (count_reg_usage): Likewise.
5467 (is_dead_reg): New, split out of...
5468 (set_live_p): ... here.
5469 (insn_live_p): Use it for debug insns.
5470 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5471 (execute_optimize_stdarg): Likewise.
5472 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5473 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5474 changes in debug stmts as changes.
5475 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5476 (moveup_expr): Don't move across debug insns. Don't move
5477 debug insn if it would create a bookkeeping block.
5478 (moveup_expr_cached): Don't use cache for debug insns that
5479 are heads of blocks.
5480 (compute_av_set_inside_bb): Skip debug insns.
5481 (sel_rank_for_schedule): Schedule debug insns first. Remove
5483 (block_valid_for_bookkeeping_p); Support lax searches.
5484 (create_block_for_bookkeeping): Adjust block numbers when
5485 encountering debug-only blocks.
5486 (find_place_for_bookkeeping): Deal with debug-only blocks.
5487 (generate_bookkeeping_insn): Accept no place to insert.
5488 (remove_temp_moveop_nops): New argument full_tidying.
5489 (prepare_place_to_insert): Deal with debug insns.
5490 (advance_state_on_fence): Debug insns don't start cycles.
5491 (update_boundaries): Take fence as argument. Deal with
5493 (schedule_expr_on_boundary): No full_tidying on debug insns.
5494 (fill_insns): Deal with debug insns.
5495 (track_scheduled_insns_and_blocks): Don't count debug insns.
5496 (need_nop_to_preserve_insn_bb): New, split out of...
5497 (remove_insn_from_stream): ... this.
5498 (fur_orig_expr_not_found): Skip debug insns.
5499 * rtl.def (VALUE): Move up.
5501 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5502 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5503 Set it if debug stmts are found.
5504 (statement_sink_location): Skip debug stmts. Propagate
5505 moving defs into debug stmts.
5506 * ifcvt.c (first_active_insn): Skip debug insns.
5507 (last_active_insns): Likewise.
5508 (cond_exec_process_insns): Likewise.
5509 (noce_process_if_block): Likewise.
5510 (check_cond_move_block): Likewise.
5511 (cond_move_convert_if_block): Likewise.
5512 (block_jumps_and_fallthru_p): Likewise.
5513 (dead_or_predicable): Likewise.
5514 * dwarf2out.c (debug_str_hash_forced): New.
5515 (find_AT_string): Add comment.
5516 (gen_label_for_indirect_string): New.
5517 (get_debug_string_label): New.
5518 (AT_string_form): Use it.
5519 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5520 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5521 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5522 several operations that cannot be represented with DWARF opcodes.
5523 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5524 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5525 (dwarf2out_var_location): Take during-call mark into account.
5526 (output_indirect_string): Update comment. Output if there are
5527 label and references.
5528 (prune_indirect_string): New.
5529 (prune_unused_types): Call it if debug_str_hash_forced.
5530 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5531 (dw_long_long_const): Remove.
5532 (struct dw_val_struct): Change val_long_long type to rtx.
5533 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5534 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5535 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5536 component instead of HOST_BITS_PER_LONG.
5537 (output_loc_operands): Likewise. For const8* assert
5538 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5539 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5540 rather than HOST_BITS_PER_LONG is >= 64.
5541 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5543 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5544 HOST_BITS_PER_LONG for dw_val_class_long_long.
5545 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5546 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5547 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5549 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5550 Handle DW_OP_implicit_value.
5551 (extract_int): Move prototype earlier.
5552 (mem_loc_descriptor): For SUBREG punt if inner
5553 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5554 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5555 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5556 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5557 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5558 instead of Pmode size.
5559 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5560 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5561 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5562 (concat_loc_descriptor, concatn_loc_descriptor,
5563 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5564 (add_location_or_const_value_attribute): Likewise. For single
5565 location loc_lists attempt to use add_const_value_attribute
5566 for constant decls. Add DW_AT_const_value even if
5567 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5569 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5570 (control_flow_insn_p): Likewise.
5571 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5572 (separate_decls_in_region_debug_bind): New.
5573 (separate_decls_in_region): Process debug bind stmts afterwards.
5574 * recog.c (verify_changes): Handle debug insns.
5575 (extract_insn): Likewise.
5576 (peephole2_optimize): Skip debug insns.
5577 * dse.c (scan_insn): Skip debug insns.
5578 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5580 (setup_id_for_insn): Handle debug insns.
5581 (maybe_tidy_empty_bb): Adjust whitespace.
5582 (tidy_control_flow): Skip debug insns.
5583 (sel_remove_insn): Adjust for debug insns.
5584 (sel_estimate_number_of_insns): Skip debug insns.
5585 (create_insn_rtx_from_pattern): Handle debug insns.
5586 (create_copy_of_insn_rtx): Likewise.
5587 * sel-sched-.h (sel_bb_end): Declare.
5588 (sel_bb_empty_or_nop_p): New.
5589 (get_all_loop_exits): Use it.
5590 (_eligible_successor_edge_p): Likewise.
5591 (return_nop_to_pool): Adjust.
5592 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5593 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5594 * gimple-pretty-print.c (dump_gimple_debug): New.
5595 (dump_gimple_stmt): Use it.
5596 (dump_bb_header): Skip gimple debug stmts.
5597 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5598 (fixup_match_2): Likewise.
5599 (regmove_backward_pass): Likewise. Simplify combined
5600 replacement. Handle debug insns.
5601 * function.c (instantiate_virtual_regs): Handle debug insns.
5602 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5603 * print-rtl.h: Include cselib.h.
5604 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5605 * df.h (df_inns_rescan_debug_internal): Declare.
5606 * gcse.c (alloc_hash_table): Estimate n_insns.
5607 (cprop_insn): Don't regard debug insns as changes.
5608 (bypass_conditional_jumps): Skip debug insns.
5609 (one_pre_gcse_pass): Adjust.
5610 (one_code_hoisting_pass): Likewise.
5611 (compute_ld_motion_mems): Skip debug insns.
5612 (one_cprop_pass): Adjust.
5613 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5614 (if_convertible_stmt_p): Handle debug stmts.
5615 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5616 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5617 * ira-build.c (create_bb_allocnos): Skip debug insns.
5618 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5619 (has_single_use): Likewise.
5620 (single_imm_use): Likewise.
5621 (num_imm_uses): Likewise.
5622 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5623 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5624 (create_outofssa_var_map): Likewise.
5625 * lower-subreg.c (adjust_decomposed_uses): New.
5626 (resolve_debug): New.
5627 (decompose_multiword_subregs): Use it.
5628 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5629 * emit-rtl.c: Include params.h.
5630 (cur_debug_insn_uid): Define.
5631 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5632 (copy_rtx_if_shared_1): Handle debug insns.
5633 (reset_used_flags): Likewise.
5634 (set_used_flags): LIkewise.
5635 (get_max_insn_count): New.
5636 (next_nondebug_insn): New.
5637 (prev_nondebug_insn): New.
5638 (make_debug_insn_raw): New.
5639 (emit_insn_before_noloc): Handle debug insns.
5640 (emit_jump_insn_before_noloc): Likewise.
5641 (emit_call_insn_before_noloc): Likewise.
5642 (emit_debug_insn_before_noloc): New.
5643 (emit_insn_after_noloc): Handle debug insns.
5644 (emit_jump_insn_after_noloc): Likewise.
5645 (emit_call_insn_after_noloc): Likewise.
5646 (emit_debug_insn_after_noloc): Likewise.
5647 (emit_insn_after): Take loc from earlier non-debug insn.
5648 (emit_jump_insn_after): Likewise.
5649 (emit_call_insn_after): Likewise.
5650 (emit_debug_insn_after_setloc): New.
5651 (emit_debug_insn_after): New.
5652 (emit_insn_before): Take loc from later non-debug insn.
5653 (emit_jump_insn_before): Likewise.
5654 (emit_call_insn_before): Likewise.
5655 (emit_debug_insn_before_setloc): New.
5656 (emit_debug_insn_before): New.
5657 (emit_insn): Handle debug insns.
5658 (emit_debug_insn): New.
5659 (emit_jump_insn): Handle debug insns.
5660 (emit_call_insn): Likewise.
5662 (init_emit): Take min-nondebug-insn-uid into account.
5663 Initialize cur_debug_insn_uid.
5664 (emit_copy_of_insn_after): Handle debug insns.
5665 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5666 location of single rhs in place.
5667 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5668 (floor_sdiv_adjust): New.
5669 (cell_sdiv_adjust): New.
5670 (cell_udiv_adjust): New.
5671 (round_sdiv_adjust): New.
5672 (round_udiv_adjust): New.
5673 (wrap_constant): Moved from cselib.
5674 (unwrap_constant): New.
5675 (expand_debug_expr): New.
5676 (expand_debug_locations): New.
5677 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5679 (gimple_expand_cfg): Expand debug locations.
5680 * cselib.c: Include tree-pass.h.
5681 (struct expand_value_data): New.
5682 (cselib_record_sets_hook): New.
5683 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5684 (cselib_clear_table): Move, and implemnet in terms of...
5685 (cselib_reset_table_with_next_value): ... this.
5686 (cselib_get_next_unknown_value): New.
5687 (discard_useless_locs): Don't discard preserved values.
5688 (cselib_preserve_value): New.
5689 (cselib_preserved_value_p): New.
5690 (cselib_preserve_definitely): New.
5691 (cselib_clear_preserve): New.
5692 (cselib_preserve_only_values): New.
5693 (new_cselib_val): Take rtx argument. Dump it in details.
5694 (cselib_lookup_mem): Adjust.
5695 (expand_loc): Take regs_active in struct. Adjust. Silence
5696 dumps unless details are requested.
5697 (cselib_expand_value_rtx_cb): New.
5698 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5699 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5700 without details. Copy more subregs. Try to resolve values
5701 using a callback. Wrap constants.
5702 (cselib_subst_to_values): Adjust.
5703 (cselib_log_lookup): New.
5704 (cselib_lookup): Call it.
5705 (cselib_invalidate_regno): Don't count preserved values as useless.
5706 (cselib_invalidate_mem): Likewise.
5707 (cselib_record_set): Likewise.
5708 (struct set): Renamed to cselib_set, moved to cselib.h.
5709 (cselib_record_sets): Adjust. Call hook.
5710 (cselib_process_insn): Reset table when it would be cleared.
5711 (dump_cselib_val): New.
5712 (dump_cselib_table): New.
5713 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5714 (remove_forwarder_block): Support moving debug stmts.
5715 * cselib.h (cselib_record_sets_hook): Declare.
5716 (cselib_expand_callback): New type.
5717 (cselib_expand_value_rtx_cb): Declare.
5718 (cselib_reset_table_with_next_value): Declare.
5719 (cselib_get_next_unknown_value): Declare.
5720 (cselib_preserve_value): Declare.
5721 (cselib_preserved_value_p): Declare.
5722 (cselib_preserve_only_values): Declare.
5723 (dump_cselib_table): Declare.
5724 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5725 (try_crossjump_to_edge): Likewise.
5726 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5727 dominated blocks when debug stmts are present.
5728 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5729 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5730 (set_var_live_on_entry): Likewise.
5731 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5732 * cfglayout.c (curr_location, last_location): Make static.
5733 (set_curr_insn_source_location): Don't avoid bouncing.
5734 (get_curr_insn_source_location): New.
5735 (get_curr_insn_block): New.
5736 (duplicate_insn_chain): Handle debug insns.
5737 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5739 * common.opt (fcompare-debug): Move to sort order.
5740 (fdump-unnumbered-links): Likewise.
5741 (fvar-tracking-assignments): New.
5742 (fvar-tracking-assignments-toggle): New.
5743 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5744 because of debug stmts.
5745 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5746 (eliminate_unnecessary_stmts): Walk dominated blocks before
5748 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5749 * ira.c (memref_used_between_p): Skip debug insns.
5750 (update_equiv_regs): Likewise.
5751 * sched-deps.c (sd_lists_size): Accept empty list.
5752 (sd_init_insn): Mark debug insns.
5753 (sd_finish_insn): Unmark them.
5754 (sd_add_dep): Reject non-debug deps on debug insns.
5755 (fixup_sched_groups): Give debug insns group treatment.
5757 (sched_analyze_reg): Don't mark debug insns for sched before call.
5758 (sched_analyze_2): Handle debug insns.
5759 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5761 (deps_analyze_insn): Handle debug insns.
5762 (deps_start_bb): Skip debug insns.
5763 (init_deps): Initialize last_debug_insn.
5764 * tree-ssa.c (target_for_debug_bind): New.
5765 (find_released_ssa_name): New.
5766 (propagate_var_def_into_debug_stmts): New.
5767 (propagate_defs_into_debug_stmts): New.
5768 (verify_ssa): Skip debug bind stmts without values.
5769 (warn_uninialized_vars): Skip debug stmts.
5770 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5771 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5772 (rtx_equal_p): Likewise.
5773 * ira-costs.c (scan_one_insn): Skip debug insns.
5774 (process_bb_node_for_hard_reg_moves): Likewise.
5775 * rtl.h (DEBUG_INSN_P): New.
5776 (NONDEBUG_INSN_P): New.
5777 (MAY_HAVE_DEBUG_INSNS): New.
5778 (INSN_P): Accept debug insns.
5779 (RTX_FRAME_RELATED_P): Likewise.
5780 (INSN_DELETED_P): Likewise
5781 (PAT_VAR_LOCATION_DECL): New.
5782 (PAT_VAR_LOCATION_LOC): New.
5783 (PAT_VAR_OCATION_STATUS): New.
5784 (NOTE_VAR_LOCATION_DECL): Reimplement.
5785 (NOTE_VAR_LOCATION_LOC): Likewise.
5786 (NOTE_VAR_LOCATION_STATUS): Likewise.
5787 (INSN_VAR_LOCATION): New.
5788 (INSN_VAR_LOCATION_DECL): New.
5789 (INSN_VAR_LOCATION_LOC): New.
5790 (INSN_VAR_LOCATION_STATUS): New.
5791 (gen_rtx_UNKNOWN_VAR_LOC): New.
5792 (VAR_LOC_UNKNOWN_P): New.
5793 (NOTE_DURING_CALL_P): New.
5794 (SCHED_GROUP_P): Accept debug insns.
5795 (emit_debug_insn_before): Declare.
5796 (emit_debug_insn_before_noloc): Declare.
5797 (emit_debug_insn_beore_setloc): Declare.
5798 (emit_debug_insn_after): Declare.
5799 (emit_debug_insn_after_noloc): Declare.
5800 (emit_debug_insn_after_setloc): Declare.
5801 (emit_debug_insn): Declare.
5802 (make_debug_insn_raw): Declare.
5803 (prev_nondebug_insn): Declare.
5804 (next_nondebug_insn): Declare.
5805 (delegitimize_mem_from_attrs): Declare.
5806 (get_max_insn_count): Declare.
5807 (wrap_constant): Declare.
5808 (unwrap_constant): Declare.
5809 (get_curr_insn_source_location): Declare.
5810 (get_curr_insn_block): Declare.
5811 * tree-inline.c (insert_debug_decl_map): New.
5812 (processing_debug_stmt): New.
5813 (remap_decl): Don't create new mappings in debug stmts.
5814 (remap_gimple_op_r): Don't add references in debug stmts.
5815 (copy_tree_body_r): Likewise.
5816 (remap_gimple_stmt): Handle debug bind stmts.
5817 (copy_bb): Skip debug stmts.
5818 (copy_edges_for_bb): Likewise.
5819 (copy_debug_stmt): New.
5820 (copy_debug_stmts): New.
5821 (copy_body): Copy debug stmts at the end.
5822 (insert_init_debug_bind): New.
5823 (insert_init_stmt): Take id. Skip and emit debug stmts.
5824 (setup_one_parameter): Remap variable earlier, register debug mapping.
5825 (estimate_num_insns): Skip debug stmts.
5826 (expand_call_inline): Preserve debug_map.
5827 (optimize_inline_calls): Check for no debug_stmts left-overs.
5828 (unsave_expr_now): Preserve debug_map.
5829 (copy_gimple_seq_and_replace_locals): Likewise.
5830 (tree_function_versioning): Check for no debug_stmts left-overs.
5831 Init and destroy debug_map as needed. Split edges unconditionally.
5832 (build_duplicate_type): Init and destroy debug_map as needed.
5833 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5834 (struct copy_body_data): Add debug_stmts and debug_map.
5835 * sched-int.h (struct ready_list): Add n_debug.
5836 (struct deps): Add last_debug_insn.
5837 (DEBUG_INSN_SCHED_P): New.
5838 (BOUNDARY_DEBUG_INSN_P): New.
5839 (SCHEDULE_DEBUG_INSN_P): New.
5840 (sd_iterator_cond): Accept empty list.
5841 * combine.c (create_log_links): Skip debug insns.
5842 (combine_instructions): Likewise.
5843 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5844 return value is always unshared.
5845 (struct rtx_subst_pair): New.
5846 (auto_adjust_pair): New.
5847 (propagate_for_debug_subst): New.
5848 (propagate_for_debug): New.
5849 (try_combine): Skip debug insns. Propagate removed defs into
5851 (next_nonnote_nondebug_insn): New.
5852 (distribute_notes): Use it. Skip debug insns.
5853 (distribute_links): Skip debug insns.
5854 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5855 * resource.c (mark_target_live_regs): Likewise.
5856 * var-tracking.c: Include cselib.h and target.h.
5857 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5859 (micro_operation_type_name): New.
5860 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5861 (struct micro_operation_def): Update comments.
5862 (decl_or_value): New type. Use instead of decls.
5863 (struct emit_note_data_def): Add vars.
5864 (struct attrs_def): Use decl_or_value.
5865 (struct variable_tracking_info_def): Add permp, flooded.
5866 (struct location_chain_def): Update comment.
5867 (struct variable_part_def): Use decl_or_value.
5868 (struct variable_def): Make var_part a variable length array.
5870 (scratch_regs): New.
5871 (cselib_hook_called): New.
5872 (dv_is_decl_p): New.
5873 (dv_is_value_p): New.
5876 (dv_as_opaque): New.
5877 (dv_onepart_p): New.
5879 (IS_DECL_CODE): New.
5880 (check_value_is_not_decl): New.
5881 (dv_from_decl): New.
5882 (dv_from_value): New.
5883 (dv_htab_hash): New.
5884 (variable_htab_hash): Use it.
5885 (variable_htab_eq): Support values.
5886 (variable_htab_free): Free from the right pool.
5887 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5888 (attrs_list_union): Adjust.
5889 (attrs_list_mpdv_union): New.
5890 (tie_break_pointers): New.
5891 (canon_value_cmp): New.
5892 (unshare_variable): Return possibly-modified slot.
5893 (vars_copy_1): Adjust.
5894 (var_reg_decl_set): Adjust. Split out of...
5895 (var_reg_set): ... this.
5896 (get_init_value): Adjust.
5897 (var_reg_delete_and_set): Adjust.
5898 (var_reg_delete): Adjust.
5899 (var_regno_delete): Adjust.
5900 (var_mem_decl_set): Split out of...
5901 (var_mem_set): ... this.
5902 (var_mem_delete_and_set): Adjust.
5903 (var_mem_delete): Adjust.
5907 (variable_union): Adjust. Speed up merge of 1-part vars.
5908 (variable_canonicalize): Use unshared slot.
5909 (VALUED_RECURSED_INTO): New.
5910 (find_loc_in_1pdv): New.
5911 (struct dfset_merge): New.
5912 (insert_into_intersection): New.
5913 (intersect_loc_chains): New.
5915 (canonicalize_loc_order_check): New.
5916 (canonicalize_values_mark): New.
5917 (canonicalize_values_star): New.
5918 (variable_merge_over_cur): New.
5919 (variable_merge_over_src): New.
5920 (dataflow_set_merge): New.
5921 (dataflow_set_equiv_regs): New.
5922 (remove_duplicate_values): New.
5923 (struct dfset_post_merge): New.
5924 (variable_post_merge_new_vals): New.
5925 (variable_post_merge_perm_vals): New.
5926 (dataflow_post_merge_adjust): New.
5927 (find_mem_expr_in_1pdv): New.
5928 (dataflow_set_preserve_mem_locs): New.
5929 (dataflow_set_remove_mem_locs): New.
5930 (dataflow_set_clear_at_call): New.
5931 (onepart_variable_different_p): New.
5932 (variable_different_p): Use it.
5933 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5934 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5936 (track_loc_p): Pass it true.
5937 (struct count_use_info): New.
5938 (find_use_val): New.
5939 (replace_expr_with_values): New.
5941 (use_type): New, partially split out of...
5942 (count_uses): ... this. Count new micro-ops.
5943 (count_uses_1): Adjust.
5944 (count_stores): Adjust.
5945 (count_with_sets): New.
5946 (VAL_NEEDS_RESOLUTION): New.
5947 (VAL_HOLDS_TRACK_EXPR): New.
5948 (VAL_EXPR_IS_COPIED): New.
5949 (VAL_EXPR_IS_CLOBBERED): New.
5950 (add_uses): Adjust. Generate new micro-ops.
5951 (add_uses_1): Adjust.
5952 (add_stores): Generate new micro-ops.
5953 (add_with_sets): New.
5954 (find_src_status): Adjust.
5955 (find_src_set_src): Adjust.
5956 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5957 Handle new micro-ops. Canonicalize value equivalances.
5958 (vt_find_locations): Compute total size of hash tables for
5959 dumping. Perform merge for var-tracking-assignments. Don't
5960 disregard single-block loops.
5961 (dump_attrs_list): Handle decl_or_value.
5962 (dump_variable): Take variable. Deal with decl_or_value.
5963 (dump_variable_slot): New.
5964 (dump_vars): Use it.
5965 (dump_dataflow_sets): Adjust.
5966 (set_slot_part): New, extended to support one-part variables
5967 after splitting out of...
5968 (set_variable_part): ... this.
5969 (clobber_slot_part): New, split out of...
5970 (clobber_variable_part): ... this.
5971 (delete_slot_part): New, split out of...
5972 (delete_variable_part): .... this.
5973 (check_wrap_constant): New.
5974 (vt_expand_loc_callback): New.
5975 (vt_expand_loc): New.
5976 (emit_note_insn_var_location): Adjust. Handle values. Handle
5977 EMIT_NOTE_AFTER_CALL_INSN.
5978 (emit_notes_for_differences_1): Adjust. Handle values.
5979 (emit_notes_for_differences_2): Likewise.
5980 (emit_notes_for_differences): Adjust.
5981 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5982 Adjust. Handle new micro-ops.
5983 (vt_add_function_parameters): Adjust. Create and bind values.
5984 (vt_initialize): Adjust. Initialize scratch_regs and
5985 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5986 operations. Move some code to count_with_sets and add_with_sets.
5987 (delete_debug_insns): New.
5988 (vt_debug_insns_local): New.
5989 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5991 (var_tracking_main): If var-tracking-assignments is enabled
5992 but var-tracking isn't, delete debug insns and leave. Likewise
5993 if we exceed limits or fail the stack adjustments tests, and
5994 after all var-tracking processing.
5995 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5996 (dataflow_set): Add traversed_vars.
5997 (value_chain, const_value_chain): New typedefs.
5998 (value_chain_pool, value_chains): New variables.
5999 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6000 add_value_chains, add_cselib_value_chains, remove_value_chain,
6001 remove_value_chains, remove_cselib_value_chains): New functions.
6002 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6003 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6005 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6006 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6007 (dst_can_be_shared): New variable.
6008 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6009 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6010 different from set->vars, look up slot again instead of using the
6012 (dataflow_set_init): Initialize traversed_vars.
6013 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6014 lookup if set->vars is shared. Don't keep slot cleared before
6015 calling unshare_variable. Unshare set->vars if needed. Adjust
6016 unshare_variable callers. Clear dst_can_be_shared if needed.
6017 Even ->refcount == 1 vars must be unshared if set->vars is shared
6018 and var needs to be modified.
6019 (dataflow_set_union): Set traversed_vars during canonicalization.
6020 (VALUE_CHANGED, DECL_CHANGED): Define.
6021 (set_dv_changed, dv_changed_p): New static inlines.
6022 (track_expr_p): Clear DECL_CHANGED.
6023 (dump_dataflow_sets): Set it.
6024 (variable_was_changed): Call set_dv_changed.
6025 (emit_note_insn_var_location): Likewise.
6026 (changed_variables_stack): New variable.
6027 (check_changed_vars_1, check_changed_vars_2): New functions.
6028 (emit_notes_for_changes): Do nothing if changed_variables is
6029 empty. Traverse changed_variables with check_changed_vars_1,
6030 call check_changed_vars_2 on each changed_variables_stack entry.
6031 (emit_notes_in_bb): Add SET argument. Just clear it at the
6032 beginning, use it instead of local &set, don't destroy it at the end.
6033 (vt_emit_notes): Call dataflow_set_clear early on all
6034 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6035 computed set, dataflow_set_clear also VTI(bb)->in when we are
6036 done with the basic block. Initialize changed_variables_stack,
6037 free it afterwards. If ENABLE_CHECKING verify that after noting
6038 differences to an empty set value_chains hash table is empty.
6039 (vt_initialize): Initialize value_chains and value_chain_pool.
6040 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6041 (variable_tracking_main): Call dump_dataflow_sets before calling
6042 vt_emit_notes, not after it.
6043 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6044 (propagate_var_def_into_debug_stmts): Declare.
6045 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6046 (df_set_note): Reject debug insns.
6047 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6048 add notes to debug insns.
6049 (df_note_bb_compute): Adjust. Likewise.
6050 (df_simulate_uses): Skip debug insns.
6051 (df_simulate_initialize_backwards): Likewise.
6052 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6053 (subst_stack_regs_pat): Reject debug insns.
6054 (convert_regs_1): Handle debug insns.
6055 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6056 (print-rtl.o): Depend on cselib.h.
6057 (cselib.o): Depend on TREE_PASS_H.
6058 (var-tracking.o): Depend on cselib.h and TARGET_H.
6059 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6060 (init_ready_list): Skip boundary debug insns.
6061 (add_branch_dependences): Skip debug insns.
6062 (free_block_dependencies): Check for blocks with only debug insns.
6063 (compute_priorities): Likewise.
6064 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6065 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6067 (gimple_build_debug_bind_stat): New.
6068 (empty_body_p): Skip debug stmts.
6069 (gimple_has_side_effects): Likewise.
6070 (gimple_rhs_has_side_effects): Likewise.
6071 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6072 (gimple_build_debug_bind_stat): Declare.
6073 (gimple_build_debug_bind): Define.
6074 (is_gimple_debug): New.
6075 (gimple_debug_bind_p): New.
6076 (gimple_debug_bind_get_var): New.
6077 (gimple_debug_bind_get_value): New.
6078 (gimple_debug_bind_get_value_ptr): New.
6079 (gimple_debug_bind_set_var): New.
6080 (gimple_debug_bind_set_value): New.
6081 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6082 (gimple_debug_bind_reset_value): New.
6083 (gimple_debug_bind_has_value_p): New.
6084 (gsi_next_nondebug): New.
6085 (gsi_prev_nondebug): New.
6086 (gsi_start_nondebug_bb): New.
6087 (gsi_last_nondebug_bb): New.
6088 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6089 (print_insn): Handle DEBUG_INSN.
6090 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6091 of first insn prevail.
6092 (first_stmt): Skip debug stmts.
6093 (first_non_label_stmt): Likewise.
6094 (last_stmt): Likewise.
6095 (has_zero_uses_1): New.
6096 (single_imm_use_1): New.
6097 (verify_gimple_debug): New.
6098 (verify_types_in_gimple_stmt): Handle debug stmts.
6099 (verify_stmt): Likewise.
6100 (debug_loop_num): Skip debug stmts.
6101 (remove_edge_and_dominated_blocks): Remove dominators last.
6102 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6103 (linearize_expr): Likewise.
6104 * config/i386/i386.c (ix86_delegitimize_address): Call
6105 default implementation.
6106 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6107 (group_barrier_needed): Skip debug insns.
6108 (emit_insn_group_barriers): Likewise.
6109 (emit_all_insn_group_barriers): Likewise.
6110 (ia64_variable_issue): Handle debug insns.
6111 (ia64_dfa_new_cycle): Likewise.
6112 (final_emit_insn_group_barriers): Skip debug insns.
6113 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6114 def cfa without frame.
6115 (process_set): Likewise.
6116 (process_for_unwind_directive): Pass frame on.
6117 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6118 (rs6000_delegitimize_address): New.
6119 (rs6000_debug_adjust_cost): Handle debug insns.
6120 (is_microcoded_insn): Likewise.
6121 (is_cracked_insn): Likewise.
6122 (is_nonpipeline_insn): Likewise.
6123 (insn_must_be_first_in_group): Likewise.
6124 (insn_must_be_last_in_group): Likewise.
6125 (force_new_group): Likewise.
6126 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6127 contains only debug insns.
6128 (rtl_merge_blocks): Skip debug insns.
6129 (purge_dead_edges): Likewise.
6130 (rtl_block_ends_with_call_p): Skip debug insns.
6131 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6132 (mark_reg_dependencies): Skip debug insns.
6133 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6134 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6135 * tree-ssa-threadedge.c
6136 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6137 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6138 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6139 (copyprop_hardreg_forward_1): Handle debug insns.
6140 * reload1.c (reload): Skip debug insns. Replace unassigned
6141 pseudos in debug insns with their equivalences.
6142 (eliminate_regs_in_insn): Skip debug insns.
6143 (emit_input_reload_insns): Skip debug insns at first, adjust
6145 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6146 (get_indirect_ref_operands): Pass opf_no_vops on.
6147 (get_expr_operands): Likewise. Skip debug stmts.
6148 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6150 2009-09-01 Richard Henderson <rth@redhat.com>
6152 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6153 stmt_ends_pp_p statements at least once.
6154 * tree-vrp.c (vrp_initialize): Likewise.
6155 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6157 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6160 Fix AIX bootstrap after PR debug/30161
6161 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6162 that is a GNU extension.
6163 (tmpl_value_parm_die_table): Move the definition of this global
6164 outside #ifdef DWARF2_DEBUGGING_INFO region.
6166 2009-09-01 Richard Guenther <rguenther@suse.de>
6168 * tree.c (tree_expr_size): New function.
6169 * tree.h (tree_expr_size): Declare.
6170 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6171 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6172 * langhooks.c (lhd_expr_size): Remove.
6173 * langhooks.h (struct lang_hooks): Remove expr_size.
6174 * explow.c (expr_size): Use tree_expr_size.
6175 (int_expr_size): Likewise.
6176 * langhooks-def.h (lhd_expr_size): Remove.
6177 (LANG_HOOKS_EXPR_SIZE): Likewise.
6178 (LANG_HOOKS_INITIALIZER): Adjust.
6180 2009-09-01 Richard Guenther <rguenther@suse.de>
6182 * tree-flow.h (mark_addressable): Move declaration ...
6183 * tree.h (mark_addressable): ... here.
6184 * stmt.c (expand_asm_operands): Use mark_addressable, not
6185 lang_hooks.mark_addressable.
6186 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6187 LANG_HOOKS_MARK_ADDRESSABLE.
6188 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6189 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6191 2009-08-31 Chris Demetriou <cgd@google.com>
6193 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6194 vectorize if not TARGET_SSE2.
6196 2009-08-31 DJ Delorie <dj@redhat.com>
6198 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6199 registers if no coprocessor is enabled.
6201 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6204 * cgraph.h (cgraph_get_node): Declare ...
6205 * cgraph.c (cgraph_get_node): ... new function.
6206 * dwarf2out.c (gen_generic_params_dies,
6207 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6208 make_ith_pack_parameter_name,
6209 append_entry_to_tmpl_value_parm_die_table,
6210 gen_remaining_tmpl_value_param_die_attribute): New functions.
6211 (gen_subprogram_die): Generate debug info for template parameters
6212 if debug info level is higher than DINFO_LEVEL_TERSE.
6213 Use tree_add_const_value_attribute_for_decl instead of
6214 tree_add_const_value_attribute.
6215 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6216 instead of tree_add_const_value_attribute.
6217 (gen_struct_or_union_type_die): Generate debug
6218 info for template parameters if debug info level is higher than
6220 (tree_add_const_value_attribute): Handle integral and pointer
6221 constants. Update comment.
6222 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6223 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6224 (reference_to_unused): Fix thinko. Remove redundant predicates from
6226 (tree_add_const_value_attribute): Make this work for constant
6228 tree_add_const_value_attribute_for_decl is to be used for variable
6230 (add_location_or_const_value_attribute): Use
6231 tree_add_const_value_attribute_for_decl now.
6232 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6233 DW_TAG_template_value_param DIEs after function DIEs have been
6235 * langhooks.h (lang_hooks_for_types): Add
6236 get_argument_pack_elems.
6237 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6238 (lang_hooks): Added get_innermost_generic_parms,
6239 get_innermost_generic_args.
6240 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6241 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6242 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6243 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6245 2009-08-31 DJ Delorie <dj@redhat.com>
6247 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6248 it once we start generating the prologue or epilogue.
6249 (mep_call_saves_register): If the frame is locked, re-use
6251 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6252 (mep_expand_prologue): Call it.
6253 (mep_expand_epilogue): Likewise.
6254 (mep_start_function): Use the same logic as mep_expand_prologue.
6255 (mep_pass_by_reference): Make logic more readable.
6256 (mep_return_in_memory): Zero-sized objects are passed in memory.
6257 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6259 2009-08-31 Richard Guenther <rguenther@suse.de>
6261 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6262 to query if the memory regions for memmove overlap.
6263 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6264 asserts on pointers, instead deal with odd trees.
6265 (ptr_derefs_may_alias_p): Likewise.
6266 (refs_may_alias_p_1): Constructor bases also never alias.
6268 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6270 * doc/install.texi (Final install): Adjust reference on where to
6271 order printed manuals.
6273 2009-08-30 Olivier Hainque <hainque@adacore.com>
6275 * dwarf2out.c (switch_to_frame_table_section): Move
6276 definition prior to first use.
6278 2009-08-30 Richard Guenther <rguenther@suse.de>
6280 PR tree-optimization/41186
6281 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6282 (ao_ref_init_from_ptr_and_size): New function.
6283 (ref_maybe_used_by_call_p_1): Be more precise tracking
6284 used ranges for builtin functions.
6285 (ref_maybe_used_by_call_p): Adjust.
6286 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6287 ranges for builtin functions.
6288 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6290 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6293 * fwprop.c (get_reg_use_in): Delete.
6294 (free_load_extend): New function.
6295 (forward_propagate_subreg): Use it.
6297 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6299 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6301 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6304 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6307 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6309 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6310 fini or fini_array section.
6312 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6314 * graphite-dependences.c (graphite_legal_transform_bb): Call
6315 pbb_remove_duplicate_pdrs.
6316 * graphite-poly.c (can_collapse_pdr): Removed.
6317 (pdr_find_duplicate): Removed.
6318 (can_collapse_pdrs): New.
6319 (pbb_remove_duplicate_pdrs): New.
6320 (new_poly_dr): Do not look for duplicates.
6321 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6322 (PBB_PDR_DUPLICATES_REMOVED): New.
6323 (pbb_remove_duplicate_pdrs): Declared.
6325 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6327 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6328 the strides by multiplying by PDR_NB_REFS.
6329 * graphite-poly.c (can_collapse_pdr): New.
6330 (pdr_find_duplicate): New.
6331 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6332 Initialize PDR_NB_REFS.
6333 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6335 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6337 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6340 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6343 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6345 * graphite-dependences.c (pddr_original_scattering): Return NULL
6346 for read-read dependence relations.
6347 * graphite-poly.h (enum poly_dr_type): Fix comment.
6350 (pdr_may_write_p): New.
6352 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6354 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6355 (struct poly_dr): Same.
6356 (new_poly_dr): Same.
6357 * graphite-poly.c (new_poly_dr): Same.
6358 * graphite-dependences.c (dot_deps): Disable call to system.
6360 2009-08-28 Cary Coutant <ccoutant@google.com>
6363 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6364 struct/union/enum types local to a function.
6366 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6367 Sebastian Pop <sebastian.pop@amd.com>
6369 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6370 pbb_strip_mine_time_depth. Changed the implementation so that
6371 transformation is expressed as a transformation on
6372 time (scatttering) dimensions. Also, ensures that the 2d+1
6373 scheduling format is preserved.
6374 (pbb_strip_mine_profitable_p): Profitability is based on the
6375 iteration number of a given time (scattering) dimension,
6376 and not on a original loop depth dimension.
6377 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6378 (pbb_do_strip_mine): Call psct_dynamic_dim.
6379 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6380 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6381 (pbb_nb_dynamic_scattering_transform): New.
6382 (psct_dynamic_dim): New.
6384 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6386 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6387 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6388 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6389 * graphite-interchange.c (build_linearized_memory_access): Same.
6390 (memory_stride_in_loop): Same.
6392 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6394 * graphite-dependences.c (pddr_original_scattering): New.
6395 (graphite_legal_transform_dr): Call pddr_original_scattering.
6398 * graphite-dependences.h (dot_deps): Declared.
6399 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6400 (print_pdr): Print PDR_ID.
6401 * graphite-poly.h (struct poly_dr): Add field id.
6404 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6406 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6408 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6409 not delete the original dependence relation.
6411 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6413 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6414 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6415 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6416 (free_poly_ddr): New.
6417 (pddr_is_empty): New.
6418 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6419 (dependence_polyhedron): Same. Remove useless gcc_assert.
6421 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6422 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6423 * graphite-dependences.h (enum poly_dependence_kind): New.
6424 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6425 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6426 (PDRP_SINK): Renamed PDDR_SINK.
6427 (PDRP_DDP): Renamed PDDR_DDP.
6429 (free_poly_ddr): Declared.
6430 * graphite-poly.c (new_scop): Use the new hash function names.
6431 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6432 into original_pddrs.
6433 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6435 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6437 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6438 bounds with LT_EXPR to make niter analysis more precise on code
6439 generated by Graphite.
6441 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6443 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6444 (graphite_legal_transform_bb): Same.
6445 (poly_drs_may_alias_p): Same.
6447 2009-08-28 Richard Guenther <rguenther@suse.de>
6449 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6451 2009-08-28 Jan Beulich <jbeulich@novell.com>
6453 * config/i386/netware.c: Include langhooks.h.
6454 (i386_nlm_encode_section_info): Simplify.
6455 (netware_override_options): Delete.
6456 * config/i386/netware.h (netware_override_options): Delete
6458 (OVERRIDE_OPTIONS): Delete definition.
6459 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6460 (ASM_COMMENT_START): Define.
6461 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6463 2009-08-28 Jan Beulich <jbeulich@novell.com>
6465 * configure.ac: For in-tree ld, do a plain version check to
6466 determine whether comdat groups are supported.
6467 * configure: Regenerate.
6469 2009-08-28 Olivier Hainque <hainque@adacore.com>
6471 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6472 always defined. Reflect definition or absence of such for
6473 COLLECT_EXPORT_LIST. Readability helper.
6474 (scanfilter): New enum, to help control what symbols
6475 are to be considered or ignored by scan_prog_file.
6476 (enum pass): Rename as "scanpass", moved together with scanfilter
6477 prior to scan_prog_file's prototype.
6478 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6479 Group prototype with the scanpass/scanfilter definitions, factorize
6480 head comments for the several implementations at the prototype.
6481 (main): Reorganize the first pass link control to let AIX
6482 drag only the needed frame tables in executables. Prevent
6483 frame tables collection during the scan aimed at static ctors.
6484 Pre-link and scan for frame tables later to compensate.
6485 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6486 A C statement to issue assembly directives that create a reference
6487 to the given DWARF table identifier label from the current function
6489 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6490 to differentiate first time section entry. Only emit a .data
6491 tables start identifier label the first time around.
6492 (switch_to_frame_table_section): New function. Helper for
6493 output_call_frame_info to switch possibly BACK into the eh_frame
6494 or the debug_frame section depending on FOR_EH.
6495 (output_call_frame_info): Use helper to first enter the proper
6497 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6498 emit a link to the frame table start label from each function
6500 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6501 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6502 * config/rs6000/rs6000-protos.h: Declare it.
6503 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6505 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6507 * config/sh/sh.c (split_branches): Check the result of
6510 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6512 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6513 using -pthread -fopenmp
6515 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6517 * doc/service.texi (service directory): Update URL.
6519 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6521 PR rtl-optimization/40861
6522 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6523 extract word from a multi-word subreg for negative byte positions.
6525 2009-08-27 Tristan Gingold <gingold@adacore.com>
6526 Douglas B Rupp <rupp@gnat.com>
6528 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6529 (SECTION_VMS_OVERLAY): Define.
6530 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6532 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6534 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6535 common_object declarations.
6536 (ia64_section_type_flags): Set section flag for common_object.
6537 * config/ia64/ia64-protos.h
6538 (ia64_vms_output_aligned_decl_common): Declare.
6539 (ia64_vms_elf_asm_named_section): Declare.
6541 2009-08-27 Michael Matz <matz@suse.de>
6543 * expr.c (expand_expr_real_2): New function taking exploded
6544 unary or binary expression, split out from ...
6545 (expand_expr_real_1): ... here. Move over all unary/binary
6546 switch parts to above function, in particular these codes:
6547 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6548 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6549 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6550 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6551 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6552 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6553 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6554 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6555 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6556 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6557 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6558 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6559 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6560 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6561 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6562 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6563 VEC_PACK_FIX_TRUNC_EXPR.
6564 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6567 2009-08-27 Richard Guenther <rguenther@suse.de>
6569 * gengtype.c (main): Handle uint64_t.
6570 * ipa-utils.c (get_base_var): Indent properly.
6571 * tree-ssa-live.c (debug_scope_block): New function.
6572 * tree-flow.h (debug_scope_block): Declare.
6573 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6574 * basic-block.h (enum profile_status): Rename to
6575 enum profile_status_d.
6576 (x_profile_status): Adjust type.
6578 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6581 * dwarf2out.c (get_context_die): Declare this static function.
6582 (gen_type_die_with_usage): Make sure a DIE is a generated for
6583 the context of a typedef.
6585 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6587 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6590 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6592 * config/mips/mips-protos.h (mips_output_sync): Declare.
6593 (mips_sync_loop_insns): Likewise.
6594 (mips_output_sync_loop): Replace first two parameters with an rtx.
6595 * config/mips/mips.c (mips_multi_member): New structure.
6596 (mips_multi_members): New variable.
6597 (mips_multi_start): New function.
6598 (mips_multi_add): Likewise.
6599 (mips_multi_add_insn): Likewise.
6600 (mips_multi_add_label): Likewise.
6601 (mips_multi_last_index): Likewise.
6602 (mips_multi_copy_insn): Likewise.
6603 (mips_multi_set_operand): Likewise.
6604 (mips_multi_write): Likewise.
6605 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6606 (mips_init_print_operand_punct): Update accordingly.
6607 (mips_start_ll_sc_sync_block): New function.
6608 (mips_end_ll_sc_sync_block): Likewise.
6609 (mips_output_sync): Likewise.
6610 (mips_sync_insn1_template): Likewise.
6611 (mips_sync_insn2_template): Likewise.
6612 (mips_get_sync_operand): Likewise.
6613 (mips_process_sync_loop): Likewise.
6614 (mips_output_sync_loop): Use mips_process_sync_loop.
6615 (mips_sync_loop_insns): New function.
6616 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6617 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6618 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6619 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6620 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6621 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6622 (MIPS_SYNC_OLD_OP_12): Likewise.
6623 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6624 (MIPS_SYNC_NEW_OP_12): Likewise.
6625 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6626 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6627 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6628 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6629 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6630 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6631 * config/mips/mips.md (sync_mem): New attribute.
6632 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6633 (sync_exclusive_mask, sync_required_oldval): Likewise.
6634 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6635 (sync_release_barrier): Likewise.
6636 (length): Handle sync loops.
6637 (sync): Use mips_output_sync.
6638 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6639 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6640 and use mips_output_sync_loop.
6641 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6642 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6643 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6644 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6645 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6646 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6647 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6648 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6649 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6651 2009-08-26 Richard Guenther <rguenther@suse.de>
6654 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6655 the types to not match.
6656 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6658 * tree-ssa.c (useless_type_conversion_p): Conversions to
6659 pointers to unprototyped functions are useless.
6661 2009-08-26 Richard Guenther <rguenther@suse.de>
6663 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6664 whole-program condition, prepare to be called for non-globals.
6665 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6666 params build a representative with known type and track its fields.
6668 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6670 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6671 clearing by a taken branch.
6672 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6673 effectively after bbro pass.
6674 (sync_nand<mode>): Ditto.
6675 (sync_old_<fetchop_name><mode>): Ditto.
6676 (sync_old_nand<mode>): Ditto.
6677 (sync_new_<fetchop_name><mode>): Dito.
6678 (sync_new_nand<mode>): Ditto.
6679 (sync_compare_and_swap<mode>_1): Ditto.
6680 (*sync_compare_and_swap<mode>): Ditto.
6681 (sync_lock_test_and_set<mode>_1): Ditto.
6682 ("sync_lock_test_and_set<mode>): Ditto.
6684 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6686 * hwint.h (HOST_LONG_FORMAT): New macro
6687 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6688 Use HOST_PTR_PRINTF.
6689 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6690 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6691 (HOST_PTR_PRINTF): Document.
6693 2009-08-25 Jan Hubicka <jh@suse.cz>
6695 * config/i386/bmmintrin.h: Replace by #error.
6698 Michael Meissner <michael.meissner@amd.com>
6699 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6700 Tony Linthicum <tony.linthicum@amd.com>
6702 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6703 (TARGET_ROUND): New macro for the round/ptest instructions which
6704 are shared between SSE4.1 and SSE5.
6705 (OPTION_MASK_ISA_ROUND): Ditto.
6706 (OPTION_ISA_ROUND): Ditto.
6707 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6708 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6710 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6711 (-mfused-madd): New switch to give users control over whether the
6712 compiler optimizes to use the multiply/add SSE5 instructions.
6714 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6715 (ix86_handle_option): Turn off 3dnow if -msse5.
6716 (override_options): Add SSE5 support.
6717 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6719 (ix86_expand_sse_movcc): Add SSE5 support.
6720 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6721 vector type to the next largest size.
6722 (ix86_expand_sse5_pack): New function to use pperm to pack a
6723 vector type to the next smallest size.
6724 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6725 (IX86_BUILTIN_FMADDSD): Ditto.
6726 (IX86_BUILTIN_FMADDPS): Ditto.
6727 (IX86_BUILTIN_FMADDPD): Ditto.
6728 (IX86_BUILTIN_FMSUBSS): Ditto.
6729 (IX86_BUILTIN_FMSUBSD): Ditto.
6730 (IX86_BUILTIN_FMSUBPS): Ditto.
6731 (IX86_BUILTIN_FMSUBPD): Ditto.
6732 (IX86_BUILTIN_FNMADDSS): Ditto.
6733 (IX86_BUILTIN_FNMADDSD): Ditto.
6734 (IX86_BUILTIN_FNMADDPS): Ditto.
6735 (IX86_BUILTIN_FNMADDPD): Ditto.
6736 (IX86_BUILTIN_FNMSUBSS): Ditto.
6737 (IX86_BUILTIN_FNMSUBSD): Ditto.
6738 (IX86_BUILTIN_FNMSUBPS): Ditto.
6739 (IX86_BUILTIN_FNMSUBPD): Ditto.
6740 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6741 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6742 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6743 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6744 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6745 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6746 (IX86_BUILTIN_PPERM): Ditto.
6747 (IX86_BUILTIN_PERMPS): Ditto.
6748 (IX86_BUILTIN_PERMPD): Ditto.
6749 (IX86_BUILTIN_PMACSSWW): Ditto.
6750 (IX86_BUILTIN_PMACSWW): Ditto.
6751 (IX86_BUILTIN_PMACSSWD): Ditto.
6752 (IX86_BUILTIN_PMACSWD): Ditto.
6753 (IX86_BUILTIN_PMACSSDD): Ditto.
6754 (IX86_BUILTIN_PMACSDD): Ditto.
6755 (IX86_BUILTIN_PMACSSDQL): Ditto.
6756 (IX86_BUILTIN_PMACSSDQH): Ditto.
6757 (IX86_BUILTIN_PMACSDQL): Ditto.
6758 (IX86_BUILTIN_PMACSDQH): Ditto.
6759 (IX86_BUILTIN_PMADCSSWD): Ditto.
6760 (IX86_BUILTIN_PMADCSWD): Ditto.
6761 (IX86_BUILTIN_PHADDBW): Ditto.
6762 (IX86_BUILTIN_PHADDBD): Ditto.
6763 (IX86_BUILTIN_PHADDBQ): Ditto.
6764 (IX86_BUILTIN_PHADDWD): Ditto.
6765 (IX86_BUILTIN_PHADDWQ): Ditto.
6766 (IX86_BUILTIN_PHADDDQ): Ditto.
6767 (IX86_BUILTIN_PHADDUBW): Ditto.
6768 (IX86_BUILTIN_PHADDUBD): Ditto.
6769 (IX86_BUILTIN_PHADDUBQ): Ditto.
6770 (IX86_BUILTIN_PHADDUWD): Ditto.
6771 (IX86_BUILTIN_PHADDUWQ): Ditto.
6772 (IX86_BUILTIN_PHADDUDQ): Ditto.
6773 (IX86_BUILTIN_PHSUBBW): Ditto.
6774 (IX86_BUILTIN_PHSUBWD): Ditto.
6775 (IX86_BUILTIN_PHSUBDQ): Ditto.
6776 (IX86_BUILTIN_PROTB): Ditto.
6777 (IX86_BUILTIN_PROTW): Ditto.
6778 (IX86_BUILTIN_PROTD): Ditto.
6779 (IX86_BUILTIN_PROTQ): Ditto.
6780 (IX86_BUILTIN_PROTB_IMM): Ditto.
6781 (IX86_BUILTIN_PROTW_IMM): Ditto.
6782 (IX86_BUILTIN_PROTD_IMM): Ditto.
6783 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6784 (IX86_BUILTIN_PSHLB): Ditto.
6785 (IX86_BUILTIN_PSHLW): Ditto.
6786 (IX86_BUILTIN_PSHLD): Ditto.
6787 (IX86_BUILTIN_PSHLQ): Ditto.
6788 (IX86_BUILTIN_PSHAB): Ditto.
6789 (IX86_BUILTIN_PSHAW): Ditto.
6790 (IX86_BUILTIN_PSHAD): Ditto.
6791 (IX86_BUILTIN_PSHAQ): Ditto.
6792 (IX86_BUILTIN_FRCZSS): Ditto.
6793 (IX86_BUILTIN_FRCZSD): Ditto.
6794 (IX86_BUILTIN_FRCZPS): Ditto.
6795 (IX86_BUILTIN_FRCZPD): Ditto.
6796 (IX86_BUILTIN_CVTPH2PS): Ditto.
6797 (IX86_BUILTIN_CVTPS2PH): Ditto.
6798 (IX86_BUILTIN_COMEQSS): Ditto.
6799 (IX86_BUILTIN_COMNESS): Ditto.
6800 (IX86_BUILTIN_COMLTSS): Ditto.
6801 (IX86_BUILTIN_COMLESS): Ditto.
6802 (IX86_BUILTIN_COMGTSS): Ditto.
6803 (IX86_BUILTIN_COMGESS): Ditto.
6804 (IX86_BUILTIN_COMUEQSS): Ditto.
6805 (IX86_BUILTIN_COMUNESS): Ditto.
6806 (IX86_BUILTIN_COMULTSS): Ditto.
6807 (IX86_BUILTIN_COMULESS): Ditto.
6808 (IX86_BUILTIN_COMUGTSS): Ditto.
6809 (IX86_BUILTIN_COMUGESS): Ditto.
6810 (IX86_BUILTIN_COMORDSS): Ditto.
6811 (IX86_BUILTIN_COMUNORDSS): Ditto.
6812 (IX86_BUILTIN_COMFALSESS): Ditto.
6813 (IX86_BUILTIN_COMTRUESS): Ditto.
6814 (IX86_BUILTIN_COMEQSD): Ditto.
6815 (IX86_BUILTIN_COMNESD): Ditto.
6816 (IX86_BUILTIN_COMLTSD): Ditto.
6817 (IX86_BUILTIN_COMLESD): Ditto.
6818 (IX86_BUILTIN_COMGTSD): Ditto.
6819 (IX86_BUILTIN_COMGESD): Ditto.
6820 (IX86_BUILTIN_COMUEQSD): Ditto.
6821 (IX86_BUILTIN_COMUNESD): Ditto.
6822 (IX86_BUILTIN_COMULTSD): Ditto.
6823 (IX86_BUILTIN_COMULESD): Ditto.
6824 (IX86_BUILTIN_COMUGTSD): Ditto.
6825 (IX86_BUILTIN_COMUGESD): Ditto.
6826 (IX86_BUILTIN_COMORDSD): Ditto.
6827 (IX86_BUILTIN_COMUNORDSD): Ditto.
6828 (IX86_BUILTIN_COMFALSESD): Ditto.
6829 (IX86_BUILTIN_COMTRUESD): Ditto.
6830 (IX86_BUILTIN_COMEQPS): Ditto.
6831 (IX86_BUILTIN_COMNEPS): Ditto.
6832 (IX86_BUILTIN_COMLTPS): Ditto.
6833 (IX86_BUILTIN_COMLEPS): Ditto.
6834 (IX86_BUILTIN_COMGTPS): Ditto.
6835 (IX86_BUILTIN_COMGEPS): Ditto.
6836 (IX86_BUILTIN_COMUEQPS): Ditto.
6837 (IX86_BUILTIN_COMUNEPS): Ditto.
6838 (IX86_BUILTIN_COMULTPS): Ditto.
6839 (IX86_BUILTIN_COMULEPS): Ditto.
6840 (IX86_BUILTIN_COMUGTPS): Ditto.
6841 (IX86_BUILTIN_COMUGEPS): Ditto.
6842 (IX86_BUILTIN_COMORDPS): Ditto.
6843 (IX86_BUILTIN_COMUNORDPS): Ditto.
6844 (IX86_BUILTIN_COMFALSEPS): Ditto.
6845 (IX86_BUILTIN_COMTRUEPS): Ditto.
6846 (IX86_BUILTIN_COMEQPD): Ditto.
6847 (IX86_BUILTIN_COMNEPD): Ditto.
6848 (IX86_BUILTIN_COMLTPD): Ditto.
6849 (IX86_BUILTIN_COMLEPD): Ditto.
6850 (IX86_BUILTIN_COMGTPD): Ditto.
6851 (IX86_BUILTIN_COMGEPD): Ditto.
6852 (IX86_BUILTIN_COMUEQPD): Ditto.
6853 (IX86_BUILTIN_COMUNEPD): Ditto.
6854 (IX86_BUILTIN_COMULTPD): Ditto.
6855 (IX86_BUILTIN_COMULEPD): Ditto.
6856 (IX86_BUILTIN_COMUGTPD): Ditto.
6857 (IX86_BUILTIN_COMUGEPD): Ditto.
6858 (IX86_BUILTIN_COMORDPD): Ditto.
6859 (IX86_BUILTIN_COMUNORDPD): Ditto.
6860 (IX86_BUILTIN_COMFALSEPD): Ditto.
6861 (IX86_BUILTIN_COMTRUEPD): Ditto.
6862 (IX86_BUILTIN_PCOMEQUB): Ditto.
6863 (IX86_BUILTIN_PCOMNEUB): Ditto.
6864 (IX86_BUILTIN_PCOMLTUB): Ditto.
6865 (IX86_BUILTIN_PCOMLEUB): Ditto.
6866 (IX86_BUILTIN_PCOMGTUB): Ditto.
6867 (IX86_BUILTIN_PCOMGEUB): Ditto.
6868 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6869 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6870 (IX86_BUILTIN_PCOMEQUW): Ditto.
6871 (IX86_BUILTIN_PCOMNEUW): Ditto.
6872 (IX86_BUILTIN_PCOMLTUW): Ditto.
6873 (IX86_BUILTIN_PCOMLEUW): Ditto.
6874 (IX86_BUILTIN_PCOMGTUW): Ditto.
6875 (IX86_BUILTIN_PCOMGEUW): Ditto.
6876 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6877 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6878 (IX86_BUILTIN_PCOMEQUD): Ditto.
6879 (IX86_BUILTIN_PCOMNEUD): Ditto.
6880 (IX86_BUILTIN_PCOMLTUD): Ditto.
6881 (IX86_BUILTIN_PCOMLEUD): Ditto.
6882 (IX86_BUILTIN_PCOMGTUD): Ditto.
6883 (IX86_BUILTIN_PCOMGEUD): Ditto.
6884 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6885 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6886 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6887 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6888 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6889 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6890 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6891 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6892 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6893 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6894 (IX86_BUILTIN_PCOMEQB): Ditto.
6895 (IX86_BUILTIN_PCOMNEB): Ditto.
6896 (IX86_BUILTIN_PCOMLTB): Ditto.
6897 (IX86_BUILTIN_PCOMLEB): Ditto.
6898 (IX86_BUILTIN_PCOMGTB): Ditto.
6899 (IX86_BUILTIN_PCOMGEB): Ditto.
6900 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6901 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6902 (IX86_BUILTIN_PCOMEQW): Ditto.
6903 (IX86_BUILTIN_PCOMNEW): Ditto.
6904 (IX86_BUILTIN_PCOMLTW): Ditto.
6905 (IX86_BUILTIN_PCOMLEW): Ditto.
6906 (IX86_BUILTIN_PCOMGTW): Ditto.
6907 (IX86_BUILTIN_PCOMGEW): Ditto.
6908 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6909 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6910 (IX86_BUILTIN_PCOMEQD): Ditto.
6911 (IX86_BUILTIN_PCOMNED): Ditto.
6912 (IX86_BUILTIN_PCOMLTD): Ditto.
6913 (IX86_BUILTIN_PCOMLED): Ditto.
6914 (IX86_BUILTIN_PCOMGTD): Ditto.
6915 (IX86_BUILTIN_PCOMGED): Ditto.
6916 (IX86_BUILTIN_PCOMFALSED): Ditto.
6917 (IX86_BUILTIN_PCOMTRUED): Ditto.
6918 (IX86_BUILTIN_PCOMEQQ): Ditto.
6919 (IX86_BUILTIN_PCOMNEQ): Ditto.
6920 (IX86_BUILTIN_PCOMLTQ): Ditto.
6921 (IX86_BUILTIN_PCOMLEQ): Ditto.
6922 (IX86_BUILTIN_PCOMGTQ): Ditto.
6923 (IX86_BUILTIN_PCOMGEQ): Ditto.
6924 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6925 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6926 (enum multi_arg_type): New enum for describing the various SSE5
6927 intrinsic argument types.
6928 (bdesc_multi_arg): New table for SSE5 intrinsics.
6929 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6930 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6932 (ix86_expand_builtin): Add SSE5 intrinsic support.
6933 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6934 operand instructions.
6935 (ix86_expand_sse5_multiple_memory): New function to split the
6936 second memory reference from SSE5 instructions.
6937 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6938 (ix86_return_pops_args): Use stdarg_p to determine if the function
6939 has variable arguments.
6940 (ix86_setup_incoming_varargs): Ditto.
6941 (x86_this_parameter): Ditto.
6943 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6945 (ix86_expand_sse5_pack): Ditto.
6946 (ix86_sse5_valid_op_p): Ditto.
6947 (ix86_expand_sse5_multiple_memory): Ditto.
6949 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6950 constant for SSE5 support.
6951 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6952 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6953 (UNSPEC_SSE5_PERMUTE): Ditto.
6954 (UNSPEC_SSE5_ASHIFT): Ditto.
6955 (UNSPEC_SSE5_LSHIFT): Ditto.
6956 (UNSPEC_FRCZ): Ditto.
6957 (UNSPEC_CVTPH2PS): Ditto.
6958 (UNSPEC_CVTPS2PH): Ditto.
6959 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6961 (COM_FALSE_S): Ditto.
6962 (COM_FALSE_P): Ditto.
6963 (COM_TRUE_S): Ditto.
6964 (COM_TRUE_P): Ditto.
6965 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6966 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6968 (memory attribute): Ditto.
6969 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6970 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6971 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6972 (floor<mode>2): Ditto.
6973 (ceil<mode>2): Ditto.
6974 (btrunc<mode>2): Ditto.
6975 (nearbyintdf2): Ditto.
6976 (nearbyintsf2): Ditto.
6977 (sse_setccsf): Disable if SSE5.
6978 (sse_setccdf): Ditto.
6979 (sse5_setcc<mode>): New support for SSE5 conditional move.
6980 (sse5_pcmov_<mode>): Ditto.
6982 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6984 (SSEMODEF2P): Ditto.
6985 (ssemodesuffixf4): New mode attribute for SSE5.
6986 (ssemodesuffixf2s): Ditto.
6987 (ssemodesuffixf2c): Ditto.
6988 (sserotatemax): Ditto.
6989 (ssescalarmode): Ditto.
6990 (sse_maskcmpv4sf3): Disable if SSE5.
6991 (sse_maskcmpv2df3): Ditto.
6992 (sse_vmmaskcmpv4sf3): Ditto.
6993 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6994 (sse5_vmfmadd<mode>4): Ditto.
6995 (sse5_fmsub<mode>4): Ditto.
6996 (sse5_vmfmsub<mode>4): Ditto.
6997 (sse5_fnmadd<mode>4): Ditto.
6998 (sse5_vmfnmadd<mode>4): Ditto.
6999 (sse5_fnmsub<mode>4): Ditto.
7000 (sse5_vmfnmsub<mode>4): Ditto.
7001 (sse5i_fmadd<mode>4): Ditto.
7002 (sse5i_fmsub<mode>4): Ditto.
7003 (sse5i_fnmadd<mode>4): Ditto.
7004 (sse5i_fnmsub<mode>4): Ditto.
7005 (sse5i_vmfmadd<mode>4): Ditto.
7006 (sse5i_vmfmsub<mode>4): Ditto.
7007 (sse5i_vmfnmadd<mode>4): Ditto.
7008 (sse5i_vmfnmsub<mode>4): Ditto.
7009 (mulv16qi3): Add SSE5 support.
7011 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7012 (sse2_mulv4si3): Disable if SSE5.
7013 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7014 (sse4_1_roundps): Ditto.
7015 (sse4_1_roundsd): Ditto.
7016 (sse4_1_roundss): Ditto.
7017 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7019 (sse_maskcmpsf3): Ditto.
7020 (sse_vmmaskcmpv4sf3): Ditto.
7021 (sse2_maskcmpv2df3): Ditto.
7022 (sse2_maskcmpdf3): Ditto.
7023 (sse2_vmmaskcmpv2df3): Ditto.
7024 (sse2_eq<mode>3): Ditto.
7025 (sse2_gt<mode>3): Ditto.
7026 (sse5_pcmov_<mode>): Add SSE5 support.
7027 (vec_unpacku_hi_v16qi): Ditto.
7028 (vec_unpacks_hi_v16qi): Ditto.
7029 (vec_unpacku_lo_v16qi): Ditto.
7030 (vec_unpacks_lo_v16qi): Ditto.
7031 (vec_unpacku_hi_v8hi): Ditto.
7032 (vec_unpacks_hi_v8hi): Ditto.
7033 (vec_unpacku_lo_v8hi): Ditto.
7034 (vec_unpacks_lo_v8hi): Ditto.
7035 (vec_unpacku_hi_v4si): Ditto.
7036 (vec_unpacks_hi_v4si): Ditto.
7037 (vec_unpacku_lo_v4si): Ditto.
7038 (vec_unpacks_lo_v4si): Ditto.
7039 (sse5_pmacsww): New SSE5 intrinsic insn.
7040 (sse5_pmacssww): Ditto.
7041 (sse5_pmacsdd): Ditto.
7042 (sse5_pmacssdd): Ditto.
7043 (sse5_pmacssdql): Ditto.
7044 (sse5_pmacssdqh): Ditto.
7045 (sse5_pmacsdqh): Ditto.
7046 (sse5_pmacsswd): Ditto.
7047 (sse5_pmacswd): Ditto.
7048 (sse5_pmadcsswd): Ditto.
7049 (sse5_pmadcswd): Ditto.
7050 (sse5_pcmov_<move>): Conditional move support on SSE5.
7051 (sse5_phaddbw): New SSE5 intrinsic insn.
7052 (sse5_phaddbd): Ditto.
7053 (sse5_phaddbq): Ditto.
7054 (sse5_phaddwd): Ditto.
7055 (sse5_phaddwq): Ditto.
7056 (sse5_phadddq): Ditto.
7057 (sse5_phaddubw): Ditto.
7058 (sse5_phaddubd): Ditto.
7059 (sse5_phaddubq): Ditto.
7060 (sse5_phadduwd): Ditto.
7061 (sse5_phadduwq): Ditto.
7062 (sse5_phaddudq): Ditto.
7063 (sse5_phsubbw): Ditto.
7064 (sse5_phsubwd): Ditto.
7065 (sse5_phsubdq): Ditto.
7066 (sse5_pperm): Ditto.
7067 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7068 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7069 (sse5_pperm_sign_v8hi_v4si): Ditto.
7070 (sse5_pperm_zero_v8hi_v4si): Ditto.
7071 (sse5_pperm_sign_v4si_v2di): Ditto.
7072 (sse5_pperm_sign_v4si_v2di): Ditto.
7073 (sse5_pperm_pack_v2di_v4si): Ditto.
7074 (sse5_pperm_pack_v4si_v8hi): Ditto.
7075 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7076 (sse5_perm<mode>): New SSE5 intrinsic insn.
7077 (rotl<mode>3): Ditto.
7078 (sse5_rotl<mode>3): Ditto.
7079 (sse5_ashl<mode>3): Ditto.
7080 (sse5_lshl<mode>3): Ditto.
7081 (sse5_frcz<mode>2): Ditto.
7082 (sse5s_frcz<mode>2): Ditto.
7083 (sse5_cvtph2ps): Ditto.
7084 (sse5_cvtps2ph): Ditto.
7085 (sse5_vmmaskcmp<mode>3): Ditto.
7086 (sse5_com_tf<mode>3): Ditto.
7087 (sse5_maskcmp<mode>3): Ditto.
7088 (sse5_maskcmp_uns<mode>3): Ditto.
7089 (sse5_maskcmp_uns2<mode>3): Ditto.
7090 (sse5_pcom_tf<mode>3): Ditto.
7092 * config/i386/predicates.md (sse5_comparison_float_operator):
7093 New predicate to match the comparison operators supported by
7094 the SSE5 com instruction.
7095 (ix86_comparison_int_operator): New predicate to match just the
7096 signed int comparisons.
7097 (ix86_comparison_uns_operator): New predicate to match just the
7098 unsigned int comparisons.
7100 * doc/invoke.texi (-msse5): Add documentation.
7101 (-mfused-madd): Ditto.
7103 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7105 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7107 (x86_64-*-*): Ditto.
7109 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7111 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7112 intrinisics for SSE5.
7114 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7117 * config/i386/mmintrin-common.h: New file, to contain common
7118 instructions between SSE4.1 and SSE5.
7120 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7121 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7122 (gen_regparm_prefix): Ditto.
7124 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7125 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7126 prototype_p to determine if a function is prototyped.
7128 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7130 * c-common.c (c_common_reswords) add the alignof keyword,
7131 with same RID as __alignof and __alignof__
7133 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7135 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7136 * hooks.c (hook_bool_const_int_const_int_true): New function.
7137 * target.h (struct gcc_target): Add can_eliminate field.
7138 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7139 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7140 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7141 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7142 (elim_table): Revise comment.
7143 * system.h (CAN_ELIMINATE): Poison.
7144 * defaults.h (CAN_ELIMINATE): Remove.
7145 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7147 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7148 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7150 (alpha_vms_can_eliminate): Declare as static, change return type to
7152 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7154 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7155 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7156 (arm_can_eliminate): New function.
7158 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7159 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7160 (avr_can_eliminate): Declare as static.
7161 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7163 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7164 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7165 (bfin_can_eliminate): New function.
7167 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7168 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7169 (crx_can_eliminate): New function.
7171 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7172 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7173 (fr30_can_eliminate): New function.
7175 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7176 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7177 (frv_can_eliminate): New function.
7179 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7180 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7181 (h8300_can_eliminate): New function.
7183 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7184 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7185 (i386_can_eliminate): Declare as static, change return type to bool.
7186 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7188 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7189 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7190 (ia64_can_eliminate): New function.
7192 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7193 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7194 (iq2000_can_eliminate): New function.
7196 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7197 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7198 (m32r_can_eliminate): New function.
7200 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7201 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7202 (m68hc11_can_eliminate): New function.
7204 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7205 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7206 (m68k_can_eliminate): New function.
7208 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7209 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7210 (mep_can_eliminate): New function.
7212 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7213 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7214 (mips_can_eliminate): New function.
7216 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7217 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7218 (rs6000_can_eliminate): New function.
7220 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7221 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7222 (s390_can_eliminate): Declare as static.
7223 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7225 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7226 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7227 (score_can_eliminate): New function.
7229 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7230 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7231 (sparc_can_eliminate): Declare as static.
7232 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7234 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7235 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7236 (xstormy16_can_eliminate): New function.
7238 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7239 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7240 (v850_can_eliminate): New function.
7242 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7244 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7245 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7246 (*movdfcc_ext[1234]): Disable for IEEE mode.
7248 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7250 * gimplify.c (prepare_gimple_addressable): New static function.
7251 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7253 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7254 manually fiddling with it.
7256 2009-08-25 Michael Matz <matz@suse.de>
7258 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7259 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7261 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7262 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7263 (do_jump): Split out code for simple binary comparisons into ...
7264 (do_jump_1): ... this, taking the individual operands and code.
7265 Change callers to helper function above accordingly.
7266 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7269 2009-08-25 Michael Matz <matz@suse.de>
7271 * expr.h (struct separate_ops, sepops): New type for passing
7272 around an exploded simple expression.
7273 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7274 Use this structure instead of expression tree.
7275 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7276 expression, only its type.
7277 (expand_vec_cond_expr): Take type and individual operands instead
7279 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7280 expand_vec_shift_expr): Change prototype accordingly.
7281 * tree-vect-stmts.c (vectorizable_condition): Change call of
7282 expand_vec_cond_expr_p to pass only type.
7283 * expr.c (do_store_flags): Change prototype and implementation
7284 to take an exploded expression.
7285 (expand_expr_real_1): New local ops initialized with details
7286 of the full expression. Use it instead of full
7287 expression in calls to do_store_flags, expand_vec_cond_expr,
7288 expand_widen_pattern_expr and expand_vec_shift_expr.
7290 2009-08-25 Michael Matz <matz@suse.de>
7292 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7293 treeop2 initialized with first three operands of the full expression.
7294 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7296 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7298 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7299 (__gthread_objc_condition_allocate): Mark arguments as unused.
7300 (__gthread_objc_condition_deallocate): Likewise.
7301 (__gthread_objc_condition_wait): Likewise.
7302 (__gthread_objc_condition_broadcast): Likewise.
7303 (__gthread_objc_condition_signal): Likewise.
7304 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7305 (__gthread_objc_thread_id): Likewise.
7307 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7310 * tree-pretty-print.c (print_call_name): Print the correct call name
7311 for procedure pointer components.
7313 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7315 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7316 default_promote_function_mode when not VMS.
7318 2009-08-24 Olivier Hainque <hainque@adacore.com>
7320 * convert.c (convert_to_integer): Don't assume an input pointer is
7321 POINTER_SIZE wide. Fetch from the type instead.
7323 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7325 * configure.ac (AC_PREREQ): Bump to 2.64.
7327 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7329 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7330 (process_command): Don't search standard_exec_prefix_1 and
7331 standard_exec_prefix_2.
7333 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7335 * config/arm/arm.c (output_return_instruction): Handle for
7338 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7340 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7342 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7344 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7345 (*arm_movdf_vfp): Likewise.
7347 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7349 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7350 (vashr<mode>3): Rename from ashr<mode>3.
7351 (vlshr<mode>3): Rename from lshr<mode>3.
7353 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7356 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7357 (check_format_info_main): Use scalar_identify_flag.
7358 (check_format_types): Check for scalar size identity if
7359 scalar_identify_flag is set.
7360 (printf_length_specs): Extend by new field.
7361 (asm_fprintf_length_specs): Likewise.
7362 (gcc_diag_length_specs): Likewise.
7363 (scanf_length_specs): Likewise.
7364 (strfmon_length_specs): Likewise.
7365 (gcc_gfc_length_specs): Likewise.
7366 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7367 (ms_printf_flag_specs): Likewise.
7368 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7370 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7373 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7374 (*call_value_pop_1): Ditto.
7375 (*sibcall_pop_1): New insn pattern.
7376 (*sibcall_value_pop_1): Ditto.
7378 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7381 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7384 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7387 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7388 (get_reg_use_in): New function.
7389 (forward_propagate_subreg): Propagate through subreg of zero_extend
7392 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7394 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7395 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7397 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7399 * configure.ac: Remove --with-datarootdir, --with-docdir,
7400 --with-htmldir switches. No need to call AC_SUBST for
7401 datarootdir, docdir, htmldir any more.
7402 * configure: Regenerate.
7403 * doc/install.texi (Configuration): Document --datarootdir,
7404 --docdir, --htmldir, --pdfdir; update documentation for
7405 --infodir, --mandir.
7406 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7409 * aclocal.m4: Regenerate.
7410 * config.in: Regenerate.
7411 * configure: Regenerate.
7413 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7414 Olivier Hainque <hainque@adacore.com>
7416 * config/ia64/ia64.c: Include libfuncs.h.
7417 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7418 (ia64_expand_call): Use reg 25 on VMS.
7419 (ia64_initialize_trampoline): Fix for VMS ABI.
7420 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7421 (ia64_function_arg): Initialize reg 25 on VMS.
7422 Fix OpenVMS ABI issues for varargs.
7423 For OpenVMS, emit the Argument Information register set in the
7424 incoming/sibcall case as well.
7425 (ia64_arg_type): New function.
7426 (ia64_function_arg_advance): Keep track of cum->words.
7427 Fix OpenVMS ABI issues for varargs.
7428 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7429 (ia64_override_options): Set flag_no_common on VMS.
7430 (ia64_init_builtins): Disable FWRITE builtin.
7431 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7432 (ia64_vms_init_libfuncs): Add decc$ routines.
7433 (ia64_vms_valid_pointer_mode): New function.
7434 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7435 (ia64_promote_function_mode): New function
7436 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7437 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7438 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7439 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7440 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7441 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7442 Suppress trailing '#' if VALUE is numeric.
7443 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7444 ia64_promote_function_mode.
7445 (TARGET_VALID_POINTER_MODE): Define.
7447 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7450 * config/rs6000/rs6000.c (rs6000_override_options): Use
7451 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7454 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7455 reporting of vector + decimal/boolean/complex error.
7457 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7459 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7460 __vector double TYPE_DECL.
7462 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7464 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7465 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7466 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7467 to pointer to enum machine_mode. Update all callers as needed.
7469 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7471 * config/alpha/alpha.md (exception_receiver): Emit alternative
7472 GP load sequence if flag_reorder_blocks_and_partition is set.
7473 (*exception_receiver_2): Also enable when
7474 flag_reorder_blocks_and_partition is set.
7476 2009-08-20 Matt Rice <ratmice@gmail.com>
7477 Diego Novillo <dnovillo@google.com>
7479 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7482 2009-08-20 Richard Guenther <rguenther@suse.de>
7484 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7485 * c-tree.h (c_dup_lang_specific_decl): Remove.
7486 (struct lang_decl, struct lang_type): Move definitions ...
7487 * c-lang.h: ... here. New file.
7488 * c-decl.c: Include c-lang.h.
7489 (c_dup_lang_specific_decl): Remove.
7490 * c-typeck.c: Include c-lang.h.
7491 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7492 (c-typeck.o): Likewise.
7493 * c-config-lang.in (gtfiles): Add c-lang.h.
7494 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7497 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7499 * config/alpha/alpha.c (alpha_end_function): Do not clear
7500 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7501 this is now handled in generic code.
7503 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7505 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7506 (s390_z10_fix_long_loop_prediction): New function.
7507 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7508 (s390_reorg): Walk over the INSNs and invoke
7509 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7511 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7513 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7514 "*brx_64bit", "*brx_31bit"): New patterns.
7515 * config/s390/s390.c ('E'): New output modifier.
7517 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7518 Richard Earnshaw <richard.earnshaw@arm.com>
7520 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7521 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7523 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7525 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7527 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7528 for mode mode of operand0 when doing secondary reload for SAR.
7530 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7533 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7534 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7536 2009-08-19 Jason Merrill <jason@redhat.com>
7538 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7539 supported template depth in C++0x.
7541 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7543 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7544 free_after_compilation.
7545 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7546 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7547 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7548 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7549 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7550 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7551 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7553 2009-08-19 Ian Lance Taylor <iant@google.com>
7555 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7556 of (plus (mult (neg B) C) A).
7558 2009-08-18 Michael Matz <matz@suse.de>
7560 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7561 instead of comparing TYPE_MAIN_VARIANT for equality.
7562 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7563 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7564 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7565 * gimplify.c (goa_lhs_expr_p): Ditto and use
7566 STRIP_USELESS_TYPE_CONVERSION.
7568 2009-08-18 Michael Matz <matz@suse.de>
7570 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7571 first field in a struct.
7572 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7574 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7576 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7577 locators before emit_insn is called. Remove assert that
7579 (alpha_end_function): Clear crtl->emit structure and free insn
7580 locators if cfun->is_thunk is true.
7582 2009-08-18 Jason Merrill <jason@redhat.com>
7584 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7586 * configure.ac: Test for it.
7587 * configure, config.in: Regenerate.
7588 * doc/install.texi: Document --enable-gnu-unique-object.
7590 2009-08-18 Richard Guenther <rguenther@suse.de>
7593 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7594 pow(x,y*z) only if x is nonnegative.
7596 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7598 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7602 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7603 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7605 2009-08-17 DJ Delorie <dj@redhat.com>
7607 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7608 * config/m32c/prologue.md (epilogue_freit): New.
7610 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7611 (bank_switch_p): Likewise.
7612 (fast_interrupt_p): Likewise.
7613 (interrupt_p): Likewise.
7614 (m32c_conditional_register_usage): Round memregs size up.
7615 (need_to_save): We only need to save $a0 when we use ENTER.
7616 (interrupt_p): Check for fast_interrupt too.
7617 (bank_switch_p): New.
7618 (fast_interrupt_p): New.
7619 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7620 (m32c_emit_prolog): Support bank switching and fast interrupts.
7621 * doc/extend.texi (Function Attributes): Add bank_switch and
7624 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7626 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7627 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7629 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7631 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7632 (menu): Add IA-64/VMS Options.
7633 (IA-64/VMS Options): Likewise.
7635 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7638 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7640 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7642 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7643 (mips_pop_asm_switch): Likewise.
7644 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7646 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7647 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7648 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7649 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7650 instead of set_noreorder.
7651 (mips_output_function_prologue): Use the new functions.
7652 (mips_output_function_epilogue): Likewise.
7653 (mips_need_noat_wrapper_p): New function, split out from...
7654 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7655 Use mips_push_asm_switch and mips_pop_asm_switch.
7656 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7657 and mips_pop_asm_switch.
7658 (ASM_OUTPUT_REG_POP): Likewise.
7659 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7660 Use mips_pop_asm_switch.
7661 (mips_asm_switch): New structure.
7662 (set_noreorder, set_nomacro): Replace with...
7663 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7664 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7665 instead of set_nomacro.
7666 (fix_truncsfsi2_macro): Likewise.
7667 (cprestore): Likewise.
7668 (hazard): Use mips_noreorder instead of set_noreorder.
7669 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7671 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7673 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7674 from prev_active_insn.
7676 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7678 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7679 * config/avr/avr.c (avr_override_options): Initialize
7680 avr_current_arch variable.
7681 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7682 __AVR_HAVE_16BIT_SP__ according to the device type.
7683 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7685 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7686 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7688 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7691 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7692 generating inlined subroutine die only. We shouldn't be
7693 called for anything else.
7694 (gen_block_die): Don't generate inline subroutine debug info for
7697 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7699 * graphite-poly.c (print_pbb): Print PBB index.
7701 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7704 * graphite-interchange.c (ppl_max_for_le): Moved...
7705 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7706 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7707 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7708 * graphite-ppl.h (ppl_max_for_le): Declared.
7710 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7712 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7713 supported on all platforms.
7714 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7715 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7716 * c-pragma.c: Likewise.
7717 * target-def.h (TARGET_INITIALIZER): Remove
7718 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7719 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7721 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7723 * config/ia64/fde-vms.c: New file.
7724 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7725 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7726 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7727 (uw_frame_state_for): Only register a personality routine if it is
7728 known to be compatible with our expectations.
7729 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7730 Declare unw_table_entry stack variable and
7731 mod all calls to _Unwind_FindTableEntry to add arg.
7732 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7733 (_Unwind_FindTableEntry): Add arg to prototype.
7735 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7737 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7738 field 'signal_pfs_loc'.
7739 (uw_frame_state_for): Remove duplicate code dealing with leaf
7740 procedures without unwind info.
7741 If in the frame after unwinding through a signal handler, restore
7742 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7743 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7744 'pfs_loc' to the AR.PFS location in the signal context; instead
7745 set 'signal_pfs_loc'.
7746 Manually generate the unwind info for the AR.PFS register.
7747 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7748 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7749 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7750 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7751 instead set 'signal_pfs_loc'.
7752 Remove code preventing the AR.PFS register from being restored
7753 from the signal context.
7755 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7756 Tristan Gingold <gingold@adacore.com>
7758 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7759 * config/ia64/t-vms: New file.
7760 * config/ia64/vms64.h: New file.
7761 * config/ia64/vms.h: New file.
7762 * config/ia64/vms-crtinit.asm: New file.
7763 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7764 * config/ia64/vms-unwind.h: New file.
7766 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7768 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7771 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7774 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7776 * real.h (do_mpc_arg2): ... here.
7777 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7780 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7782 * final.c (add_debug_prefix_map): Don't use GC memory for
7783 old_prefix and new_prefix.
7785 2009-08-14 Richard Guenther <rguenther@suse.de>
7787 * ipa-prop.c (compute_complex_pass_through): If we cannot
7788 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7790 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7792 * c-lex.c (c_lex_with_flags): Increase size of local variable
7793 to avoid memory clobber.
7795 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7798 * config/i386/i386.c (ix86_fp_comparison_strategy):
7799 Only enable/disable sahf at function granularity.
7801 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7803 PR rtl-optimization/41064
7804 * reload1.c (reload_as_needed): Don't call extract_insn
7805 for known invalid replacements after calling
7806 validate_replace_rtx_group and verify_changes.
7808 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7811 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7812 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7813 ix86_expand_fp_vcond.
7814 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7815 Assert that operation is supported by ix86_expand_int_vcond.
7816 (vcondu<SSEMODE124C8:mode>): Ditto.
7818 2009-08-13 DJ Delorie <dj@redhat.com>
7820 * config/i386/djgpp-stdint.h: New.
7821 * config.gcc (djgpp): Use it.
7823 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7825 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7826 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7828 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7830 * tree-ssa-loop-prefetch.c
7831 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7832 for long-stride pruning.
7833 (compute_miss_rate): New function to compute the probability
7834 that two memory references access different cache lines.
7836 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7838 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7840 2009-08-13 Richard Guenther <rguenther@suse.de>
7843 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7844 use the constant pointer type.
7845 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7846 of CV qualifiers on the target pointer type.
7847 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7848 conversion check before restrict check.
7850 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7853 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7855 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7857 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7859 2009-08-12 Richard Guenther <rguenther@suse.de>
7861 PR tree-optimization/41011
7862 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7863 and reference constructing.
7865 2009-08-12 Xinliang David Li <davidxl@google.com>
7867 PR tree-optimization/41012
7868 * tree-flow.h : New external interface.
7869 * gimple-low.c (check_call_arg): Change to public function.
7870 Remove argument mismatch check in lowering.
7871 * tree-inline.h (tree_can_inline_p): Interface change.
7872 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7874 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7875 Call change to tree_can_inline_p function.
7876 (cgraph_decide_inlining_incrementally): Ditto.
7878 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7880 PR tree-optimization/41031
7881 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7882 on the partition variable rather than promote_mode on the source
7883 type. Assert that the partition variable's type has the same
7884 mode as the source value's.
7886 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7888 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7889 for for_return == 2.
7890 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7892 * calls.c (expand_call): Fix typo.
7893 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7895 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7897 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7898 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7899 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7900 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7902 2009-08-12 Andrew Haley <aph@redhat.com>
7904 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7906 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7909 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7911 2009-08-12 Richard Guenther <rguenther@suse.de>
7913 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7914 * gimplify.c (gimplify_modify_expr): Do not use
7915 lang_hooks.types_compatible_p.
7916 * tree-ssa.c (useless_type_conversion_p): For aggregates
7917 just return false if the canonical types differ.
7919 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7922 * sese.c (convert_for_phi_arg): New.
7923 (add_guard_exit_phis): Use convert_for_phi_arg.
7925 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7927 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7928 unknown subscript upper bounds.
7930 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7931 Pranav Garg <pranav.garg2107@gmail.com>
7933 * graphite-interchange.c (gather_access_strides): Removed.
7934 (ppl_max_for_le): New.
7935 (build_linearized_memory_access): New.
7936 (memory_stride_in_loop): New.
7937 (pbb_interchange_profitable_p): Reimplemented.
7938 * graphite-ppl.h (ppl_new_id_map): New.
7939 (ppl_interchange): New.
7941 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7943 * graphite-interchange.c (compute_subscript): Removed.
7944 (compute_array_size_cstr): Removed.
7945 (compute_array_size_poly): Removed.
7946 (compute_array_size): Removed.
7947 (gather_access_strides_poly): Removed.
7948 (gather_access_strides): Empty.
7950 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7952 * graphite-dependences.c (dependence_polyhedron_1): Replace
7953 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7954 (graphite_legal_transform_dr): Same.
7955 (graphite_carried_dependence_level_k): Same.
7956 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7957 Initialize PDR_NB_SUBSCRIPTS.
7958 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7960 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7961 (PDR_NB_SUBSCRIPTS): New.
7962 (pdr_nb_subscripts): Removed.
7963 (pdr_dim): Simplified.
7964 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7965 with PDR_NB_SUBSCRIPTS.
7967 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7969 * graphite-interchange.c (compute_array_size): Remove use of
7971 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7972 Do not initialize PDR_DATA_CONTAINER.
7973 (print_pdr): Do not print PDR_DATA_CONTAINER.
7974 * graphite-poly.h (struct poly_dr): Remove data_container field.
7975 (PDR_DATA_CONTAINER): Removed.
7976 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7978 (build_poly_dr): Same.
7980 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7981 Sebastian Pop <sebastian.pop@amd.com>
7983 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7984 copy of the dependence polyhedron. Free the temporary objects.
7985 (graphite_carried_dependence_level_k): Free unused objects before
7988 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7990 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7991 Early return without analyzing the data dependences if no
7992 transform has been done. Call restore_scattering if the transform
7994 (graphite-interchange.c): Same.
7995 * graphite-poly.c (print_scattering_function): Test for
7997 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7998 (apply_poly_transforms): Do not gcc_assert that
7999 the transform is legal.
8000 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8001 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8002 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8003 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8004 * graphite-poly.h (struct poly_scattering): New.
8005 (struct poly_bb): Add original, transformed, and saved fields.
8006 Remove transformed_scattering, original_scattering,
8007 nb_local_variables and nb_scattering_transform fields.
8008 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8009 (poly_scattering_new): New.
8010 (poly_scattering_free): New.
8011 (poly_scattering_copy): New.
8012 (store_scattering_pbb): New.
8013 (store_scattering): New.
8014 (restore_scattering_pbb): New.
8015 (restore_scattering): New.
8016 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8017 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8019 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8021 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8024 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8026 * Makefile.in (graphite.o): Depends on PREDICT_H.
8027 * graphite.c: Include predict.h.
8028 (graphite_finalize): Call tree_estimate_probability.
8029 * predict.c (predict_loops): Do not call scev_initialize and
8031 (tree_estimate_probability_bb): New.
8032 (tree_estimate_probability): Do not initialize loops: move that
8033 code to the driver. Call tree_estimate_probability_bb.
8034 (tree_estimate_probability_driver): New.
8035 (pass_profile): Use tree_estimate_probability_driver.
8036 * predict.h (tree_estimate_probability): Declared.
8038 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8040 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8041 * graphite-dependences.c (graphite_legal_transform): Add time to
8042 TV_GRAPHITE_DATA_DEPS.
8043 (dependency_between_pbbs_p): Same.
8044 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8046 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8048 PR rtl-optimization/41033
8049 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8050 aliasing is disabled.
8052 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8054 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8055 si_mask_operand, and_load_operand, low_bitmask_operand,
8056 and_reg_operand, and_operand): New predicates.
8057 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8058 * config/mips/mips.c (and_operands_ok): New function.
8059 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8060 * config/mips/mips.md (move_type): Add ext_ins and logical.
8061 (type): Handle them.
8062 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8063 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8064 shift_shift. Remove commutative constraint modifier.
8065 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8067 (*clear_upper32_dext): Remove define_insn_and_split.
8068 (*clear_upper32): Turn this define_insn_and_split ...
8069 (splitter for ANDing register with 0xffff_ffff): .. into this.
8071 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8073 * combine.c (try_widen_shift_mode): Factor out code to check if an
8074 integer constant is a low-order bitmask from here ...
8075 * rtlanal.c (low_bitmask_len): ... to here.
8076 * rtl.h (low_bitmask_len): Declare.
8078 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8081 * config/alpha/alpha.md (addsi3): Remove expander.
8082 (addsi3): Rename from *addsi3_internal insn pattern.
8083 (subsi3): Remove expander.
8084 (subsi3): Rename from *subsi3_internal insn pattern.
8086 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8088 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8091 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8092 Eric Botcazou <botcazou@adacore.com>
8093 Douglas B Rupp <rupp@gnat.com>
8095 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8096 that records that fit in 64 bits are returned by immediate value,
8097 as required by OpenVMS Calling Standard.
8098 (function_value): Adjust for above modification.
8099 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8100 virtual_incoming_args_rtx as base object, not next_arg.
8101 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8103 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8105 * reload.c (find_reloads_subreg_address): Check the original
8106 req_equiv_mem address to detect the case where an address is
8107 not valid in the outer mode.
8109 2009-08-11 Richard Guenther <rguenther@suse.de>
8112 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8114 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8116 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8117 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8119 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8120 Douglas B Rupp <rupp@gnat.com>
8122 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8123 PT_STACK when frame_pointer_needed on OpenVMS.
8124 (alpha_pv_save_size, alpha_using_fp): Remove.
8125 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8126 with proper processing for PT_NULL.
8127 (alpha_vms_initial_elimination_offset): New function. Support for
8128 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8129 (alpha_sa_size): Force procedure type to PT_STACK when
8130 frame_pointer_needed on OpenVMS.
8131 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8132 (alpha_using_fp): Likewise.
8133 (alpha_vms_can_eliminate): Add prototype.
8134 (alpha_vms_initial_elimination_offset): Likewise.
8135 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8136 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8138 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8139 Douglas B Rupp <rupp@gnat.com>
8141 * config/alpha/alpha.c (common_object_handler): New function.
8142 (vms_attribute_table): Declare a single attribute "common_object".
8143 (vms_output_aligned_decl_common): New global function.
8144 (SECTION_VMS_OVERLAY): Delete.
8145 (SECTION_VMS_GLOBAL): Likewise.
8146 (SECTION_VMS_INITIALIZE): Likewise.
8147 (vms_asm_named_section): Remove support for above flags.
8148 (vms_section_type_flags): Delete.
8149 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8150 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8151 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8152 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8154 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8157 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8158 (sub_ddmmss): Likewise.
8160 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8163 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8166 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8169 * reload1.c (reload_as_needed): Use cancel_changes to completely
8170 undo a failed replacement attempt.
8172 2009-08-10 Richard Guenther <rguenther@suse.de>
8175 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8176 (useless_type_conversion_p): ... here. Require pointer targets
8179 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8182 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8183 loose the original type of the statement list.
8185 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8187 * config/alpha/alpha.c: Include libfuncs.h
8188 (avms_asm_output_extern): New function.
8189 (alpha_init_libfuncs): Init some decc libfuncs.
8190 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8191 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8192 (DO_CRTL_NAMES): Define.
8194 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8195 (LONG_TYPE_SIZE): Define.
8196 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8197 (SUBTARGET_SWITCHES): Define malloc64 switch.
8198 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8199 (MASK_RETURN_ADDR): Define.
8200 doc/invoke.texi (mmalloc64): Document switch.
8202 2009-08-09 Olivier Hainque <hainque@adacore.com>
8203 Douglas B Rupp <rupp@gnat.com>
8205 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8206 uses_condition_handler.
8207 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8208 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8209 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8210 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8211 (code_for_builtin): New insn codes for the new alpha_builtins.
8212 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8213 (alpha_sa_size): Account for uses_condition_handler.
8214 (alpha_expand_prologue): Likewise.
8215 (alpha_start_function): Likewise.
8216 (alpha_expand_epilogue): Likewise.
8217 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8218 establish/revert expanders.
8219 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8220 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8221 New expander, resorting to the alpha.c associated function.
8222 (builtin_revert_vms_condition_handler): Likewise.
8223 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8224 __gcc_shell_handler, the static VMS condition handler used as
8225 an indirection wrapper to the current dynamically established
8227 * config/alpha/vms-unwind.h: Complete rewrite.
8228 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8229 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8231 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8232 Douglas B Rupp <rupp@gnat.com>
8234 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8235 (alpha_need_linkage): Handle aliases. Return function symbol.
8236 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8237 Use ultimate alias target for the linkage name.
8238 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8239 by alpha_need_linkage for the function symbol.
8240 (setmemdi): Likewise.
8242 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8244 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8245 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8246 (ASM_WEAKEN_LABEL): Define.
8247 (CRT_CALL_STATIC_FUNCTION): Define.
8248 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8249 (ENDFILE_SPEC): Define.
8250 (INIT_SECTION_ASM_OP): Define.
8251 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8252 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8254 (MULTILIB_OSDIRNAMES): Define.
8255 (shlib_version): Define.
8256 (SHLIB_EXT): Define.
8257 (SHLIB_OBJS): Define.
8258 (SHLIB_NAME): Define.
8259 (SHLIB_MULTILIB): Define.
8260 (SHLIB_INSTALL): Define.
8261 (SHLIB_SYMVEC): Define.
8262 (SHLIB_SYMVECX2): Define.
8263 (SHLIB_LINK): Define.
8265 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8267 * config/alpha/alpha.c (alpha_initialize_trampoline):
8268 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8269 (alpha_start_function): Emit transfer address on nested functions
8270 for VMS trampoline call.
8271 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8272 since no longer used.
8273 * config/alpha/vms-tramp.asm: Remove.
8274 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8275 since now only data initialized at runtime.
8277 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8279 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8280 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8281 (MD_EXEC_PREFIX): Remove, no longer used.
8282 (MD_STARTFILE_PREFIX): Likewise.
8283 (INCLUDE_DEFAULTS): Likewise.
8284 * config/alpha/t-vms:
8285 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8287 2009-08-09 Richard Guenther <rguenther@suse.de>
8289 PR tree-optimization/41016
8290 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8291 (operand_precision): Remove.
8292 (integral_operand_p): Likewise.
8293 (recognize_single_bit_test): Adjust.
8295 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8297 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8298 operation overflows. Likewise non-cast unary arithmetic.
8299 If one arm of a conditional expression is always taken,
8300 inhibit evaluation warnings for the other arm. Likewise inhibit
8301 evaluation warnings for the second && or || operand if the first
8302 operand is enough to determine the result.
8303 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8305 (build_binary_op): Prevent duplicate evaluation warnings.
8307 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8309 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8310 and destination have different modes, Use promote_mode to
8311 determine the signedness of the conversion. Assert that the
8312 promoted source mode matches the destination mode. Don't pass
8313 the destination and destination mode to expand_expr if the source
8314 mode is different. Simplify conversion logic.
8316 2009-08-09 Ira Rosen <irar@il.ibm.com>
8318 PR tree-optimization/41008
8319 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8320 from condition only in case it's a comparison. Adjust checks.
8322 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8324 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8325 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8326 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8327 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8328 (dump_cand): Handle them.
8329 (struct iv_cand): New members COST_STEP and AINC_USE.
8330 (stmt_after_increment): Likewise.
8331 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8332 callers changed. Use gimple_uid comparison instead of scanning.
8333 (add_candidate_1): When looking for identical candidates, take
8334 AINC_USE into account. Set it for new candidates.
8335 (force_expr_to_var_cost): Cast target_spill_cost to int.
8336 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8337 All callers changed. Check for availability of autoinc addressing
8338 modes, both in general for a given mode, and in the specific use case.
8339 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8341 (get_computation_cost): Likewise.
8342 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8343 add_autoinc_candidates): New static functions.
8344 (add_candidate): Call add_autoinc_candidates for candidates based on
8346 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8347 (determine_use_iv_cost_address): If we have an autoinc candidate at
8348 the matching use, verify autoinc is possible and subtract the cost
8349 of the candidate's step from the cost.
8350 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8351 member of the candidate.
8352 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8353 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8355 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8357 * config.build (ia64-hp-*vms*): New target.
8358 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8360 * config.gcc (ia64-hp-*vms*): New target.
8361 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8363 * config.host (ia64-hp-*vms*): New target.
8364 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8367 2009-08-08 Richard Guenther <rguenther@suse.de>
8369 PR tree-optimization/40991
8370 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8372 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8374 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8375 mode check. Do truncations in an integer mode.
8376 (force_to_mode): Handle subregs for all mode types. Only do
8377 arithmetic simplifications on integer modes.
8379 2009-08-07 Richard Guenther <rguenther@suse.de>
8381 PR tree-optimization/40999
8382 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8383 (maybe_fold_reference): Lookup constant initializers.
8384 (fold_gimple_assign): Likewise.
8386 2009-08-07 Richard Guenther <rguenther@suse.de>
8388 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8389 that require structural equality defer to the langhook.
8391 2009-08-07 Martin Jambor <mjambor@suse.cz>
8393 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8395 (struct ipa_pass_through_data): New type.
8396 (struct ipa_ancestor_jf_data): New type.
8397 (union jump_func_value): Removed field formal_id, added fields
8398 pass_through and ancestor.
8399 (struct ipa_param_call_note): Changed type of formal_id to int from
8401 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8402 operations jump functions and ancestor jump functions.
8403 (compute_complex_pass_through): New function.
8404 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8405 reflect changes in the jump function strucutre.
8406 (update_jump_functions_after_inlining): Ignore complex pass-through
8407 and ancestor jump functions.
8408 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8409 polynomial pass-through with operation jump functions.
8411 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8413 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8414 fde->dw_fde_begin as begin label instead of hot/cold label.
8415 Use LLSDAC label instead of LLSDA for second section lsda.
8416 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8417 label instead of LLSDA if it is true.
8418 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8420 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8421 SECTION argument. Use it as index into crtl->eh.call_site_record
8423 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8424 use it to determine how to print table entries instead of using
8425 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8426 label instead of normal begin label as base.
8427 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8428 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8429 ensure no EH range spans between sections and that landing pads
8430 are always in the corresponding section.
8431 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8432 for crtl->eh.call_site_record being an array rather than scalar.
8433 (output_one_function_exception_table): New function, copied
8434 from output_function_exception_table. Adjust
8435 dw2_size_of_call_site_table, dw2_output_call_site_table
8436 callers. For SECOND section use *C suffixed labels.
8437 (output_function_exception_table): Call
8438 output_one_function_exception_table and, when doing hot/cold
8439 partitioning, also another time for the second section.
8440 * opts.c: Include except.h.
8441 (decode_options): Allow -freorder-blocks-and-partition with
8442 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8443 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8444 * function.h (struct rtl_eh): Change call_site_record from
8445 scalar into array of 2 elements.
8447 2009-08-07 Martin Jambor <mjambor@suse.cz>
8449 * ipa-prop.c (count_formal_params_1): New function.
8450 (ipa_get_vector_of_formal_parms): New function.
8451 (get_vector_of_formal_parm_types): New function.
8452 (ipa_modify_formal_parameters): New function.
8453 (ipa_modify_call_arguments): New function.
8454 (index_in_adjustments_multiple_times_p): New function.
8455 (ipa_combine_adjustments): New function.
8456 (ipa_dump_param_adjustments): New function.
8457 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8458 (ipa_get_vector_of_formal_parms): Declare.
8459 (ipa_modify_formal_parameters): Declare.
8460 (ipa_modify_call_arguments): Declare.
8461 (ipa_combine_adjustments): Declare.
8462 (ipa_dump_param_adjustments): Declare.
8463 (build_ref_for_offset): Declare.
8464 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8465 * tree-sra.c: Include ipa-prop.c.
8466 (build_ref_for_offset): Make public.
8468 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8470 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8472 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8474 * gcc/doc/extend.texi (__builtin_extract_return_address)
8475 (__builtin_frob_return_address): Document.
8477 2009-08-06 Paul Brook <paul@codesourcery.com>
8479 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8480 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8481 implementation on ARMv6-M.
8483 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8485 * doc/extend.texi (pcs): Document new attribute for ARM.
8487 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8489 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8492 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8494 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8497 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8499 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8501 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8503 Merge ARM/hard_vfp_branch to trunk.
8505 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8507 * arm.c (libcall_eq): New function.
8508 (libcall_hash): New function.
8509 (add_libcall): New function.
8510 (arm_libcall_uses_aapcs_base): New function.
8511 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8512 libcalls using the base PCS.
8513 (arm_init_cumulative_args): Likewise.
8515 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8517 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8518 Use base ABI for conversion libfuncs between HFmode and SFmode.
8520 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8522 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8523 V4SImode as representatives of all 64-bit and 128-bit vector
8524 types. Allow vector types without vector modes.
8525 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8526 without vector modes like BLKmode.
8527 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8528 BLKmode. Avoid unsupported vector modes or TImode moves for
8530 (aapcs_vfp_allocate_return_reg): Likewise.
8531 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8532 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8534 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8536 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8537 (arm_get_pcs_model): Pass attribute arguments to
8538 arm_pcs_from_attribute.
8539 (arm_init_cumulative_args): Use base AAPCS for conversions from
8540 floating-point types to DImode.
8541 (arm_attribute_table): Add pcs attribute.
8542 (arm_handle_pcs_attribute): New.
8543 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8544 conversions from floating-point types to DImode, also declare them
8545 to use base AAPCS and declare functions they call to use base
8546 AAPCS and their RTABI names.
8548 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8550 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8551 -mfloat-abi=hard not being supported for VFP.
8553 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8555 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8556 SYMBOL_REF to hard_libcall_value.
8558 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8559 Richard Earnshaw <rearnsha@arm.com>
8561 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8562 has been put on the stack, all remaining co-processory arguments for
8563 that co-processor also go on the stack.
8565 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8567 * config/arm/arm.c (arm_return_in_memory): Handle returning
8568 vectors of suitable size in registers also for AAPCS case.
8570 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8572 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8574 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8576 ARM Hard-VFP calling convention
8577 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8578 * target.h (gcc_target): Add libcall_value to table of call hooks.
8579 * targhooks.h (default_libcall_value): Default implementation.
8580 * targhooks.c (default_libcall_value): Likewise.
8581 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8582 * optabs.c (expand_unop): Use it.
8583 * expr.h (hard_libcall_value): Pass the function RTX through.
8584 * calls.c (emit_library_call_value_1): Update call to
8586 * explow.c (hard_libcall_value): Use new target hook.
8587 * testsuite/lib/target-supports.exp
8588 (check_effective_target_arm_hard_vfp_ok): New hook.
8589 (check_effective_target_arm_neon_ok): Improve test for neon
8591 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8592 * config/arm/arm.c: Include cgraph.h
8593 (TARGET_FUNCTION_VALUE): Override default hook.
8594 (arm_pcs_default): New variable.
8595 (arm_override_options): Don't fault hard calling convention with VFP.
8596 Add support for AAPCS variants.
8597 (arm_function_value): Make static. Handle AAPCS variants.
8598 (arm_libcall_value): New function.
8599 (arm_apply_result_size): Handle VFP registers in results.
8600 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8602 (pcs_attribute_args): New variable.
8603 (arm_pcs_from_attribute): New function.
8604 (arm_get_pcs_model): New function.
8605 (aapcs_vfp_cum_init): New function.
8606 (aapcs_vfp_sub_candidate): New function.
8607 (aapcs_vfp_is_return_candidate): New function.
8608 (aapcs_vfp_is_call_candidate): New function.
8609 (aapcs_vfp_allocate): New function.
8610 (aapcs_vfp_allocate_return_reg): New function.
8611 (aapcs_vfp_advance): New function.
8612 (aapcs_cp_arg_layout): New variable.
8613 (aapcs_select_call_coproc): New function.
8614 (aapcs_select_return_coproc): New function.
8615 (aapcs_allocate_return_reg): New function.
8616 (aapcs_libcall_value): New function.
8617 (aapcs_layout_arg): New function.
8618 (arm_init_cumulative_args): Initialize AAPCS args data.
8619 (arm_function_arg): Handle AAPCS variants using new interface.
8620 (arm_arg_parital_bytes): Likewise.
8621 (arm_function_arg_advance): New function.
8622 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8623 calling conventions.
8624 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8625 * arm.h (NUM_VFP_ARG_REGS): Define.
8626 (LIBCALL_VALUE): Update.
8627 (FUNCTION_VALUE): Delete.
8628 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8629 (arm_pcs): New enum.
8630 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8631 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8632 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8633 * arm-protos.h (arm_function_arg_advance): Add.
8634 (aapcs_libcall_value): Add.
8635 (arm_function_value): Delete.
8637 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8638 H.J. Lu <hongjiu.lu@intel.com>
8641 * config/i386/i386.c (standard_sse_mode_p): Remove.
8642 (standard_sse_constant_p): Return 2 for integer mode
8643 vector_all_ones_operand when SSE2 is enabled.
8644 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8645 (ix86_expand_vector_move): Do not check for negative values from
8646 standard_sse_constant_p.
8648 2009-08-06 Richard Guenther <rguenther@suse.de>
8650 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8651 array type comparisons frontend independent.
8652 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8653 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8654 out array reference lower bound and element size operands.
8655 (ao_ref_init_from_vn_reference): Properly compute the offset
8656 for ARRAY_RANGE_REF.
8657 (vn_reference_fold_indirect): Fill out array reference lower
8658 bound and element size operands.
8659 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8660 a non gimple valued reference operand which can happen for
8661 array reference lower bound or element size.
8662 (create_component_ref_by_pieces_1): Properly generate the
8663 element size operand for array references.
8665 2009-08-06 Richard Guenther <rguenther@suse.de>
8667 PR tree-optimization/40964
8668 * tree.c (iterative_hash_host_wide_int): Export.
8669 * tree.h (iterative_hash_host_wide_int): Declare.
8670 * tree-ssa-structalias.c (heapvar_map): New struct.
8671 (heapvar_map_eq): New function.
8672 (heapvar_map_hash): Likewise.
8673 (heapvar_lookup): Adjust.
8674 (heapvar_insert): Likewise.
8675 (make_constraint_from_heapvar): Allow multiple heap variables
8676 per decl at different offsets.
8677 (init_alias_heapvars): Adjust.
8679 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8681 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8682 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8683 trailing sync if TARGET_SYNC_AFTER_SC.
8685 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8687 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8688 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8689 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8690 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8691 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8692 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8693 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8694 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8695 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8696 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8697 the prototype declaration match the definition.
8698 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8699 instructions explicitly. Add barrier_before and operands
8701 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8702 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8703 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8704 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8705 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8706 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8708 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8710 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8712 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8713 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8716 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8719 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8721 PR rtl-optimization/40924
8722 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8723 make sure canon_rtx (mem_address) isn't simpler than
8724 canon_rtx (expanded_mem_address).
8726 2009-08-05 Li Feng <nemokingdom@gmail.com>
8728 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8730 (build_scop_drs): Build alias set for each SCoP.
8732 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8734 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8735 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8736 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8737 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8738 (BASE_DRIVER_SELF_SPECS): Likewise.
8740 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8742 * tree-ssa-alias.c: Fix some comment typos.
8744 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8746 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8747 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8749 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8752 * simplify-rtx.c (simplify_binary_operation_1): Disable
8753 simplifications for decimal float operations.
8755 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8758 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8759 operand of INDIRECT_REF.
8761 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8763 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8764 constants referencing TLS symbols.
8766 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8768 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8769 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8771 2009-08-03 Richard Guenther <rguenther@suse.de>
8773 * tree.c (make_vector_type): Build a main variant first,
8774 get the canonical one and then build the variant.
8775 * tree-ssa.c (useless_type_conversion_p_1): Handle
8777 (useless_type_conversion_p): Conversions to pointers to
8778 incomplete record types are useless.
8780 2009-08-03 Richard Guenther <rguenther@suse.de>
8782 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8783 file will be created.
8784 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8785 * toplev.c (compile_file): Adjust comment.
8787 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8789 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8790 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8791 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8792 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8793 (sh_promote_function_mode): Fix typo.
8795 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8797 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8799 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8801 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8802 declaration arguments.
8804 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8806 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8807 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8808 (ix86_split_ashl): Ditto.
8809 (ix86_expand_vector_init_one_nonzero): Ditto.
8810 (ix86_expand_vector_set): Ditto.
8811 (ix86_expand_reduc_v4sf): Ditto.
8813 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8815 * explow.c (promote_function_mode): Remove assert.
8816 * config/sh/sh.c (sh_promote_function_mode): Declare.
8818 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8820 * config/pa/pa.c (pa_promote_function_mode): Declare.
8821 Change to static. Fix promote_mode call.
8823 * gthr-dce.h (CONST_CAST2): Define if not defined.
8824 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8826 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8828 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8830 * expr.c (store_constructor): Use promote_decl_mode. Remove
8831 now write-only variable unsignedp.
8832 (expand_expr_real_1): Use promote_decl_mode.
8833 * expr.h (promote_function_mode, promote_decl_mode): New.
8834 (promote_mode): Remove last argument.
8835 * function.c (assign_temp): Drop last argument of promote_mode.
8836 (assign_parm_find_data_types): Use promote_function_mode.
8837 (assign_parm_setup_reg): Likewise.
8838 (expand_function_end): Use promote_function_mode.
8839 * calls.c (initialize_argument_information): Use promote_function_mode.
8840 (precompute_arguments): Use promote_mode instead of checking if
8841 only PROMOTE_FUNCTION_MODE is defined.
8842 (expand_call): When making sibcall decisions, use promote_function_mode.
8843 Below, remove an if for targetm.calls.promote_function_return and
8844 and use promote_function_mode.
8845 (emit_library_call_value_1): Use promote_function_mode, fix bug
8846 where promote_mode was passed FOR_CALL == 0 for a return value in an
8848 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8849 * explow.c (promote_function_mode, promote_decl_mode): New.
8850 (promote_mode): Keep only the FOR_CALL == 0 case.
8851 * combine.c (setup_incoming_promotion): Remove test of
8852 promote_function_args. Use promote_function_mode.
8853 * stmt.c (expand_value_return): Use promote_decl_mode.
8854 (expand_decl): Use promote_decl_mode.
8856 * expr.c (store_constructor): Use promote_decl_mode. Remove
8857 now write-only variable unsignedp.
8858 (expand_expr_real_1): Use promote_decl_mode.
8859 * expr.h (promote_function_mode, promote_decl_mode): New.
8860 (promote_mode): Remove last argument.
8861 * function.c (assign_temp): Drop last argument of promote_mode.
8862 (assign_parm_find_data_types): Use promote_function_mode.
8863 (assign_parm_setup_reg): Likewise.
8864 (expand_function_end): Use promote_function_mode.
8865 * calls.c (initialize_argument_information): Use promote_function_mode.
8866 (precompute_arguments): Use promote_mode instead of checking if
8867 only PROMOTE_FUNCTION_MODE is defined.
8868 (expand_call): When making sibcall decisions, use promote_function_mode.
8869 Below, remove an if for targetm.calls.promote_function_return and
8870 and use promote_function_mode.
8871 (emit_library_call_value_1): Use promote_function_mode, fix bug
8872 where promote_mode was passed FOR_CALL == 0 for a return value in an
8874 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8875 * explow.c (promote_function_mode, promote_decl_mode): New.
8876 (promote_mode): Keep only the FOR_CALL == 0 case.
8877 * combine.c (setup_incoming_promotion): Remove test of
8878 promote_function_args. Use promote_function_mode.
8879 * stmt.c (expand_value_return): Use promote_decl_mode.
8880 (expand_decl): Use promote_decl_mode.
8882 * explow.c (promote_function_mode): Just call the target hook.
8883 * targhooks.c (default_promote_function_mode,
8884 default_promote_function_mode_always_promote): New.
8885 * targhooks.h (default_promote_function_mode,
8886 default_promote_function_mode_always_promote): Declare.
8887 * target.h (promote_function_args, promote_function_return): Remove.
8888 (promote_function_mode): New.
8889 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8890 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8891 (TARGET_PROMOTE_FUNCTION_MODE): New.
8892 (TARGET_CALLS): Adjust.
8893 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8894 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8896 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8897 * config/s390/s390.c (s390_promote_function_mode): ... here,
8898 with pointer handling.
8899 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8900 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8902 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8903 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8904 with pointer handling.
8905 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8906 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8908 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8909 * config/sh/sh.c (sh_promote_function_mode): New.
8910 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8911 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8913 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8914 * config/cris/cris.c (cris_promote_function_mode): ... here.
8915 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8916 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8918 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8919 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8920 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8921 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8923 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8924 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8925 complex type handling.
8926 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8927 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8929 * config/pa/pa.c (pa_promote_function_mode): New.
8930 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8931 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8933 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8934 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8935 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8936 * config/xtensa/xtensa.c: Likewise.
8937 * config/stormy16/stormy16.c: Likewise.
8938 * config/iq2000/iq2000.c: Likewise.
8939 * config/rs6000/rs6000.c: Likewise.
8940 * config/picochip/picochip.c: Likewise.
8941 * config/arc/arc.c: Likewise.
8942 * config/mcore/mcore.c: Likewise.
8943 * config/score/score.c: Likewise.
8944 * config/mips/mips.c: Likewise.
8945 * config/bfin/bfin.c: Likewise.
8946 * config/ia64/ia64.c: Likewise (disabled though).
8948 * config/frv/frv.h: Remove pointless remark.
8950 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8951 TARGET_PROMOTE_FUNCTION_ARGS,
8952 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8953 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8955 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8957 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8958 -floop-parallelize-all.
8959 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8960 flag_loop_parallelize_all.
8961 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8962 * graphite.c (graphite_transform_loops): Same.
8964 * graphite-poly.c (apply_poly_transforms): Same.
8966 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8968 PR tree-optimization/40914
8969 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8970 if set, then check the delta field of the PMF record.
8971 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8972 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8973 call is stored in the delta.
8975 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8977 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8979 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8981 * config/i386/bsd.h (ASM_BYTE): New define.
8982 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8983 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8984 .byte. Use fputs or putc instead of fprintf where appropriate.
8985 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8986 fputs or putc instead of fprintf where appropriate.
8987 * config/i386/i386elf.h: Ditto.
8988 * config/i386/sysv4.h: Ditto.
8990 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8991 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8992 (*tls_global_dynamic_64): Ditto.
8994 2009-07-31 Christian Bruel <christian.bruel@st.com>
8996 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8998 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9000 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9001 Remove dead code for MINUS.
9003 2009-07-31 Anthony Green <green@moxielogic.com>
9005 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9007 (moxie_expand_epilogue): Ditto for epilogue.
9008 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9010 (moxie_function_arg): Ditto.
9011 (moxie_pass_by_reference): Ditto.
9012 (moxie_arg_partial_bytes): Ditto.
9013 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9014 (FUNCTION_ARG_ADVANCE) Ditto.
9015 (REG_PARM_STACK_SPACE) Ditto.
9016 (FUNCTION_ARG_REGNO_P) Dito.
9018 * config.gcc: Add moxie linux config support.
9019 * gcc/config/moxie/uclinux.h: New file.
9021 2009-07-31 DJ Delorie <dj@redhat.com>
9023 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9024 (UNSPECV_SP_SWITCH_E): New.
9025 (sp_switch_1): Change to an unspec.
9026 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9028 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9029 reference the new stack's address
9031 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9033 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9034 graphite-clast-to-gimple.o, graphite-dependences.o,
9035 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9036 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9037 (graphite-blocking.o,
9038 graphite-clast-to-gimple.o, graphite-dependences.o,
9039 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9040 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9041 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9042 * cfgloop.h (struct loop): Add can_be_parallel field.
9043 * common.opt (fgraphite-identity): Moved up.
9044 (fgraphite-force-parallel): New flag.
9045 * graphite.c: Rewrite.
9046 * graphite.h: Rewrite.
9047 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9049 * toplev.c (graphite_out_file): New file descriptor.
9050 (graphite_in_file): New.
9051 (process_options): flag_graphite_force_parallel cannot be used without
9053 * tree-ssa-loop.c: Include toplev.h.
9054 (gate_graphite_transforms): Enable flag_graphite for
9055 flag_graphite_force_parallel.
9057 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9059 * ChangeLog.graphite: New.
9060 * graphite-blocking.c: New.
9061 * graphite-clast-to-gimple.c: New.
9062 * graphite-clast-to-gimple.h: New.
9063 * graphite-dependences.c: New.
9064 * graphite-dependences.h: New.
9065 * graphite-interchange.c: New.
9066 * graphite-poly.c: New.
9067 * graphite-poly.h: New.
9068 * graphite-ppl.c: New.
9069 * graphite-ppl.h: New.
9070 * graphite-scop-detection.c: New.
9071 * graphite-scop-detection.h: New.
9072 * graphite-sese-to-poly.c: New.
9073 * graphite-sese-to-poly.h: New.
9077 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9079 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9080 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9082 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9084 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9085 (scev_is_linear_expression): Return false if the evolution is not
9086 affine multivariate.
9088 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9090 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9091 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9093 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9095 * tree-data-ref.c (debug_data_references): New.
9096 (debug_data_reference): New.
9097 * tree-data-ref.h (debug_data_references): Declared.
9098 (debug_data_reference): Declared.
9100 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9102 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9103 * tree-data-ref.h (scop_p): Removed.
9104 (struct data_reference): Remove field scop.
9106 (stmt_simple_memref_p): Removed.
9108 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9110 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9111 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9114 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9116 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9118 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9120 * doc/invoke.texi (-fgraphite-identity): Documented.
9122 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9124 * tree-scalar-evolution.c: Fix comment.
9125 (instantiate_scev_1): Return unknow from scev instantiation if the
9126 result is not above instantiate_below.
9128 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9130 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9131 static anymore. Instantiate the symbols that may have been introduced
9133 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9136 2009-07-30 DJ Delorie <dj@redhat.com>
9138 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9139 .vliw directive to VLIW sections.
9141 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9143 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9145 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9146 (AUTOHEADER): New variable.
9147 ($(srcdir)/cstamp-h.in): Use it.
9149 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9150 Pat Haugen <pthaugen@us.ibm.com>
9151 Revital Eres <ERES@il.ibm.com>
9153 * config/rs6000/vector.md (VEC_F): Add VSX support.
9157 (vector_load_<mode>): Ditto.
9158 (vector_store_<mode>): Ditto.
9159 (vector GPR move split): Ditto.
9160 (vec_reload_and_plus_<mptrsize>): Ditto.
9161 (vec_reload_and_reg_<mptrsize>): Ditto.
9162 (add<mode>3): Ditto.
9163 (sub<mode>3): Ditto.
9164 (mul<mode>3): Ditto.
9165 (neg<mode>2): Ditto.
9166 (abs<mode>2): Ditto.
9167 (smin<mode>3): Ditto.
9168 (smax<mode>3): Ditto.
9169 (vector_eq<mode>): Ditto.
9170 (vector_gt<mode>): Ditto.
9171 (vector_ge<mode>): Ditto.
9172 (vector_gtu<mode>): Ditto.
9173 (vector_select_<mode>_uns): Ditto.
9174 (vector_eq_<mode>_p): Ditto.
9175 (vector_gt_<mode>_p): Ditto.
9176 (vector_ge_<mode>_p): Ditto.
9177 (vector_gtu_<mode>_p): Ditto.
9178 (cr6_test_for_zero): Ditto.
9179 (cr6_test_for_zero_reverse): Ditto.
9180 (cr6_test_for_lt): Ditto.
9181 (cr6_test_for_lt_reverse): Ditto.
9182 (xor<mode>3): Ditto.
9183 (ior<mode>3): Ditto.
9184 (and<mode>3): Ditto.
9185 (one_cmpl<mode>2): Ditto.
9186 (nor<mode>2): Ditto.
9187 (andc<mode>2): Ditto.
9188 (float<VEC_int<mode>2): Ditto.
9189 (unsigned_float<VEC_int><mode>2): Ditto.
9190 (fix_trunc<mode><VEC_int>2): Ditto.
9191 (fixuns_trunc<mode><VEC_int>2): Ditto.
9193 (vec_set<mode>): Ditto.
9194 (vec_extract<mode>): Ditto.
9195 (vec_interleave_highv4sf): Ditto.
9196 (vec_interleave_lowv4sf): Ditto.
9197 (vec_realign_load_<mode>): Ditto.
9198 (vec_shl_<mode>): Ditto.
9199 (vec_shr_<mode>): Ditto.
9200 (div<mode>3): New patterns for VSX.
9201 (vec_interleave_highv2df): Ditto.
9202 (vec_interleave_lowv2df): Ditto.
9203 (vec_pack_trunc_v2df): Ditto.
9204 (vec_pack_sfix_trunc_v2df): Ditto.
9205 (vec_pack_ufix_trunc_v2df): Ditto.
9206 (vec_unpacks_hi_v4sf): Ditto.
9207 (vec_unpacks_lo_v4sf): Ditto.
9208 (vec_unpacks_float_hi_v4si): Ditto.
9209 (vec_unpacks_float_lo_v4si): Ditto.
9210 (vec_unpacku_float_hi_v4si): Ditto.
9211 (vec_unpacku_float_lo_v4si): Ditto.
9212 (movmisalign<mode>): Ditto.
9213 (vector_ceil<mode>2): New patterns for vectorizing math library.
9214 (vector_floor<mode>2): Ditto.
9215 (vector_btrunc<mode>2): Ditto.
9216 (vector_copysign<mode>3): Ditto.
9218 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9219 predicate for setting the high bit in each word, used for copysign.
9221 * config/rs6000/ppc-asm.h (f19): Whitespace.
9222 (f32-f63): Define if VSX.
9223 (v0-v31): Define if Altivec.
9224 (vs0-vs63): Define if VSX.
9226 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9228 * config/rs6000/power7.md: New file, provide tuning parameters for
9231 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9232 (rs6000_cpu_cpp_builtins): Ditto.
9233 (altivec_overloaded_builtins): Ditto.
9234 (altivec_resolve_overloaded_builtin): Ditto.
9236 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9237 debug switch to disable vectorizing simple math builtin
9240 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9241 Vectorize simple math builtin functions.
9242 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9243 hook to vectorize math builtins.
9244 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9245 (rs6000_builtin_conversion): Add VSX/power7 support.
9246 (rs6000_builtin_vec_perm): Ditto.
9247 (vsplits_constant): Add support for loading up a vector constant
9248 with just the high bit set in each part.
9249 (rs6000_expand_vector_init): Add VSX/power7 support.
9250 (rs6000_expand_vector_set): Ditto.
9251 (rs6000_expand_vector_extract): Ditto.
9252 (rs6000_emit_move): Ditto.
9253 (bdesc_3arg): Ditto.
9254 (bdesc_2arg): Ditto.
9255 (bdesc_1arg): Ditto.
9256 (rs6000_expand_ternop_builtin): Ditto.
9257 (altivec_expand_builtin): Ditto.
9258 (rs6000_expand_unop_builtin): Ditto.
9259 (rs6000_init_builtins): Ditto.
9260 (altivec_init_builtins): Ditto.
9261 (builtin_function_type): Ditto.
9262 (rs6000_common_init_builtins): Ditto.
9263 (rs6000_handle_altivec_attribute); Ditto.
9264 (rs6000_mangle_type): Ditto.
9265 (rs6000_vector_mode_supported_p): Ditto.
9266 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9269 * config/rs6000/vsx.md: New file for VSX support.
9271 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9272 identifing values with just the most significant bit set.
9273 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9274 vectorized builtins.
9276 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9277 (UNSPEC_VRFIM): Delete.
9278 (splitter for loading up vector with most significant bit): New
9279 splitter for vectorizing copysign.
9280 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9281 vectorizing simple math functions.
9282 (altivec_vrfip): Add support for vectorizing simple math functions.
9283 (altivec_vrfim): Ditto.
9284 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9286 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9287 (power7.md, vsx.md): Include for power7 support.
9288 (copysigndf3): Use VSX instructions if -mvsx.
9289 (negdf2_fpr): Ditto.
9290 (absdf2_fpr): Ditto.
9291 (nabsdf2_fpr): Ditto.
9292 (adddf3_fpr): Ditto.
9293 (subdf3_fpr): Ditto.
9294 (muldf3_fpr): Ditto.
9295 (divdf3_fpr): Ditto.
9296 (fix_truncdfdi2_fpr): Ditto.
9297 (cmpdf_internal1): Ditto.
9298 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9299 (btruncdf2, btruncdf2_fpr): Ditto.
9300 (ceildf2, ceildf2_fpr): Ditto.
9301 (floordf2, floordf2_fpr): Ditto.
9302 (floatdidf2, floatdidf2_fpr): Ditto.
9303 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9304 (fmsubdf4_fpr): Ditto.
9305 (fnmadddf4_fpr_1): Ditto.
9306 (fnmadddf4_fpr_2): Ditto.
9307 (fnmsubdf4_fpr_1): Ditto.
9308 (fnmsubdf4_fpr_2): Ditto.
9309 (fixuns_truncdfdi2): Add expander for VSX support.
9310 (fix_truncdfdi2): Ditto.
9311 (fix_truncdfsi2): Ditto.
9313 (btruncsf2): Whitespace.
9314 (movdf_hardfloat32): Add support for VSX registers.
9315 (movdf_softfloat32): Ditto.
9316 (movdf_hardfloat64): Ditto.
9317 (movdf_hardfloat64_mfpgpr): Ditto.
9318 (movdf_softfloat64): Ditto.
9319 (movti splitters): Add check for vector registers supporting
9320 TImode in the future.
9321 (bpermd): Add power7 bpermd instruction.
9323 * config/rs6000/altivec.h (vec_div): Define if VSX.
9327 (vec_nearbyint): Ditto.
9330 (all predicates): Use the generic builtin function, and not the V4SF
9331 specific function so that the predicates will work with VSX's V2DF.
9335 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9336 Document new VSX functions and types.
9338 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9341 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9342 "wa", and "j" constraints. Modify "v" to talk about Altivec
9343 instead of just vector.
9345 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9348 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9349 location for phi arguments.
9350 (rewrite_update_phi_arguments): Find locations for reaching defs.
9351 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9352 Add location to add_phi_arg calls.
9353 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9354 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9355 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9356 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9357 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9358 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9359 * tree-phinodes.c (make_phi_node): Initialize location.
9360 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9361 (add_phi_arg): Add location parameter.
9362 (remove_phi_arg_num): Move location when moving phi argument.
9363 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9365 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9366 slpeel_update_phi_nodes_for_guard1,
9367 slpeel_update_phi_nodes_for_guard2,
9368 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9369 vect_loop_versioning): Set locations.
9370 * tree-parloops.c (create_phi_for_local_result,
9371 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9372 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9373 * tree-vect-loop.c (get_initial_def_for_induction,
9374 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9376 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9377 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9378 (gimple_phi_arg_set_location): New. Set locus.
9379 (gimple_phi_arg_has_location): New. Check for locus.
9380 (redirect_edge_var_map_location): New. Return locus from var_map.
9381 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9382 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9383 combining PHI arguments.
9384 (cond_store_replacement): Set location.
9385 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9386 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9387 scop_add_exit_phis_edge): Add locations.
9388 * tree-cfgcleanup.c (remove_forwarder_block,
9389 remove_forwarder_block_with_phi): Add locations.
9390 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9391 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9393 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9394 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9395 flush_pending_stmts): Add source location.
9396 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9397 stack to preserve locations.
9398 * tree-vect-stmts.c (vectorizable_load): Add location.
9399 * tree-inline.c (copy_phis_for_bb): Copy locus.
9400 (setup_one_parameter): Add call locus to inlined parameter stmts.
9401 (initialize_inlined_parameters): Pass in call location as parameter
9403 (tree_function_versioning): Pass location to setup_one_parameter.
9404 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9405 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9406 copy and edge lists.
9407 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9408 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9409 locus parameter and override the stmt default if provided.
9410 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9411 elim_graph_add_edge, elim_graph_remove_succ_edge,
9412 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9413 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9414 eliminate_phi): Add locus info in elimination graph for each edge and
9416 (insert_backedge_copies): Copy locus if present.
9417 * tree-flow.h (struct _edge_var_map): Add locus field.
9418 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9419 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9420 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9422 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9424 2009-07-30 Martin Jambor <mjambor@suse.cz>
9426 PR tree-optimization/40570
9427 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9430 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9432 * ssa-loop-manip.c: Include langhooks.h.
9433 (rewrite_phi_with_iv): New.
9434 (rewrite_all_phi_nodes_with_iv): New.
9435 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9436 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9437 * tree-parloops.c (loop_parallel_p): Move out all conditions
9438 except dependency check.
9439 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9440 (gen_parallel_loop): Call canonicalize_loop_ivs without
9441 reduction_list argument.
9442 (build_new_reduction): New.
9443 (gather_scalar_reductions): New.
9444 (try_get_loop_niter): New.
9445 (try_create_reduction_list): New.
9446 (parallleize_loops): Change the parallel conditions check.
9447 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9448 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9450 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9452 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9454 * doc/options.texi (Option properties): Mention new quoting syntax.
9456 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9458 * config/alpha/alpha.c (alpha_start_function):
9459 Handle VMS_DEBUG_MAIN_POINTER
9460 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9461 * doc/invoke.texi: Document -mdebug-main switch.
9463 2009-07-29 Richard Henderson <rth@redhat.com>
9465 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9466 (cgraph_create_edge_including_clones): Likewise.
9467 * tree-inline.c (copy_bb): Operate on the correct edges
9468 when updating the callgraph.
9470 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9472 * config/alpha/vms-cc.c: Deleted.
9473 * config/alpha/vms-ld.c: Deleted.
9474 * config/alpha/t-vms64: Moved to config/vms
9475 * config/alpha/vms-crt0-64.c: Moved to config/vms
9476 * config/alpha/vms-crt0.c: Moved to config/vms
9477 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9478 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9479 * config/alpha/xm-vms.h: Moved to config/vms
9480 * config/alpha/x-vms: Moved to config/vms
9481 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9483 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9484 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9486 * config/vms/t-vms64: Moved here from config/alpha
9487 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9488 (argc,argv,envp): Enforce 32bit malloc'ing.
9489 * config/vms/vms-psxcrt0-64.c: Likewise.
9490 * config/vms/vms-crt0.c: Moved here from config/alpha.
9491 * config/vms/vms-psxcrt0.c: Likewise.
9492 * config/vms/vms-crtl-64.h: New file.
9493 * config/vms/vms-crtl.h: New file.
9494 * config/vms/vms.opt: New file.
9495 * config/vms/xm-vms64.h: New file.
9496 * config/vms/xm-vms.h: Moved here from config/alpha.
9497 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9499 * config/vms/x-vms: Moved here from config/alpha.
9500 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9501 (vms-ld.o, vms-cc.o): Removed.
9502 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9504 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9506 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9507 correct stack (obvious VMS fix).
9509 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9511 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9512 date, version info if VMS_DEBUGGING_INFO defined.
9513 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9514 size, date calculating code moved here.
9516 2009-07-29 Paul Brook <paul@codesourcery.com>
9518 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9521 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9524 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9525 to DImode when generating insq_le insn.
9527 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9529 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9530 New macro set for VMS_DEBUGGGING_INFO.
9531 (AT_string_form): Use it.
9533 2009-07-28 DJ Delorie <dj@redhat.com>
9535 * config/mep/mep.c (vtext_section): New.
9536 (vftext_section): New.
9537 (ftext_section): New.
9538 (mep_select_section): Add support for functions.
9539 (mep_unique_section): Likewise.
9540 (mep_asm_init_sections): Likewise.
9541 (mep_encode_section_info): Remove it from here.
9543 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9545 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9547 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9548 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9550 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9552 * dwarf2out.c (output_file_names): Test new macro
9553 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9554 (add_comp_dir_attribute): Likewise.
9556 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9558 * config/i386/mingw-w64.h (LINK_SPEC): Add
9559 separating space between commands.
9561 2009-07-28 Jan Hubicka <jh@suse.cz>
9563 PR tree-optimization/40759
9564 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9567 2009-07-27 DJ Delorie <dj@redhat.com>
9569 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9570 types are dword-aligned.
9571 (mep_expand_va_start): Likewise.
9573 2009-07-27 Olivier Hainque <hainque@adacore.com>
9574 Douglas B Rupp <rupp@gnat.com>
9576 * convert.c (convert_to_pointer): Don't assume the target
9577 pointer type is POINTER_SIZE long. Fetch its precision instead.
9579 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9581 * system.h (fopen): Undefine if macro.
9583 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9585 * dwarf2out.c (output_cfi_p): Removed.
9586 (output_cfis): New function.
9587 (output_fde): New function, split from output_call_frame_info.
9588 (output_call_frame_info): Use it.
9589 (dwarf2out_switch_text_section): Use output_cfis.
9591 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9593 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9594 TARGET_BI_ARCH is specified without enabling SJLJ.
9595 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9596 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9598 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9600 * arm.md (negdi2): Use DImode if forcing a value into a register.
9602 2009-07-26 Ira Rosen <irar@il.ibm.com>
9604 PR tree-optimization/40801
9605 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9606 of vector operand from the previous copy of vector statement.
9607 Pass the correct definition type value to
9608 vect_get_vec_def_for_stmt_copy().
9610 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9612 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9613 const char ** conversion.
9615 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9617 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9618 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9619 (gcc_unreachable): Invoke __builtin_unreachable() if
9620 !ENABLE_ASSERT_CHECKING.
9622 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9624 PR rtl-optimization/40445
9625 * emit-rtl.c (next_nonnote_insn_bb): New function.
9626 * rtl.h (next_nonnote_insn_bb): Declare new function.
9627 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9628 with no successors that is the successor of the ENTRY_BLOCK.
9629 Continue from the top after removing an empty fallthrough block.
9630 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9631 of next_nonnote_insn.
9633 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9635 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9637 2009-07-25 Martin Jambor <mjambor@suse.cz>
9639 * c-common.c (c_common_attribute_table): New element for noclone.
9640 (handle_noclone_attribute): New function. Forward-declare.
9641 * tree-inline.c (tree_versionable_function_p): Check for noclone
9643 * doc/extend.texi (Labels as Values): Document need for noclone.
9644 (Function Attributes): Document noclone attribute.
9646 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9648 PR rtl-optimization/34999
9649 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9650 and dw_fde_switched_cold_to_hot fields.
9651 (output_cfi_p): New function.
9652 (output_call_frame_info): If fde->dw_fde_switched_sections,
9653 output 2 FDEs instead of one with corrupted header.
9654 (dwarf2out_do_cfi_startproc): New function.
9655 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9656 and fde->dw_fde_switched_cold_to_hot.
9657 (dwarf2out_switch_text_section): Compute
9658 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9659 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9660 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9661 Otherwise, compute fde->dw_fde_switch_cfi.
9663 2009-07-24 Cary Coutant <ccoutant@google.com>
9665 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9667 2009-07-24 Cary Coutant <ccoutant@google.com>
9669 * cfghooks.c (split_block): Copy discriminator to new block.
9670 * tree-cfg.c (assign_discriminator): Check location of last
9671 instruction in block as well as first.
9673 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9675 * config/i386/linux.c: Use fputs or putc instead of fprintf
9677 * config/i386/gas.h: Ditto.
9678 * config/i386/x86-64.h: Ditto.
9679 * config/i386/att.h: Ditto.
9681 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9683 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9686 2009-07-24 Martin Jambor <mjambor@suse.cz>
9688 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9689 (ipa_push_func_to_list_1): Declare.
9690 (ipa_push_func_to_list): New function.
9692 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9693 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9694 (ipa_push_func_to_list): Removed.
9695 (ipa_pop_func_from_list): Clear node_enqueued flag.
9697 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9699 * config/s390/s390.c (override_options): Default
9700 max-unrolled-insns to 100 for z10 tuning.
9702 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9704 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9705 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9706 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9707 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9708 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9709 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9710 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9712 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9714 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9715 use default set in mingw32.h header.
9716 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9717 64-bit /mingw/include path.
9718 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9721 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9723 PR rtl-optimization/40209
9724 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9726 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9728 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9729 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9730 with the rest of string where appropriate. Use fputs or putc
9731 instead of fprintf where appropriate.
9733 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9734 Pat Haugen <pthaugen@us.ibm.com>
9735 Revital Eres <ERES@il.ibm.com>
9737 * config/rs6000/vector.md: New file. Move most of the vector
9738 expander support here from altivec.md to allow for the VSX vector
9739 unit in the future. Add support for secondary_reload patterns.
9740 Rewrite the patterns for vector comparison, and vector comparison
9741 predicate instructions so that the RTL expresses the desired
9742 behavior, instead of using unspec.
9744 * config/rs6000/constraints.md ("f" constraint): Use
9745 rs6000_constraints to hold the precalculated register class.
9746 ("d" constraint): Ditto.
9747 ("wd" constraint): New constraint for VSX.
9748 ("wf" constraint): Ditto.
9749 ("ws" constraint): Ditto.
9750 ("wa" constraint): Ditto.
9751 ("wZ" constraint): Ditto.
9752 ("j" constraint): Ditto.
9754 * config/rs6000/predicates.md (vsx_register_operand): New
9756 (vfloat_operand): New predicate for vector.md.
9757 (vint_operand): Ditto.
9758 (vlogical_operand): Ditto.
9759 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9760 (easy_vector_constant): Add VSX support.
9761 (altivec_indexed_or_indirect_operand): New predicate for
9762 recognizing Altivec style memory references with AND -16.
9764 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9765 for vector secondary reload support.
9766 (rs6000_vector_reg_class): Delete, replacing it with
9768 (rs6000_vsx_reg_class): Ditto.
9769 (rs6000_constraints): New array to hold the register classes of
9770 each of the register constraints that can vary at runtime.
9771 (builtin_mode_to_type): New static array for builtin function type
9773 (builtin_hash_table): New static hash table for builtin function
9775 (TARGET_SECONDARY_RELOAD): Define target hook.
9776 (TARGET_IRA_COVER_CLASSES): Ditto.
9777 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9778 registers are 128 bits if VSX memory reference instructions are used.
9779 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9781 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9782 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9783 Print several of the scheduling related parameters.
9784 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9785 rs6000_constraints instead of rs6000_vector_reg_class. Move
9786 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9787 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9788 Altivec. Add VSX support. Setup for secondary reload support on
9789 Altivec/VSX registers.
9790 (rs6000_override_options): Make power7 set the scheduling groups
9791 like the power5. Add support for new debug switches to override
9792 the scheduling defaults. Temporarily disable -mcpu=power7 from
9793 setting -mvsx. Add support for debug switches -malways-hint,
9794 -msched-groups, and -malign-branch-targets.
9795 (rs6000_buitlin_conversion): Add support for returning unsigned
9796 vector conversion functions to fix regressions due to stricter
9798 (rs6000_builtin_mul_widen_even): Ditto.
9799 (rs6000_builtin_mul_widen_odd): Ditto.
9800 (rs6000_builtin_vec_perm): Ditto.
9801 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9802 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9804 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9806 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9807 VSX types for bit operations. Changes to accomidate vector.md.
9808 (bdesc_2arg): Ditto.
9809 (bdesc_1arg): Ditto.
9810 (struct builtin_description_predicates): Rewrite predicate
9811 handling so that RTL describes the operation, instead of passing
9812 the instruction to be used as a string argument.
9813 (bdesc_altivec_preds): Ditto.
9814 (altivec_expand_predicate_builtin): Ditto.
9815 (altivec_expand_builtin): Ditto.
9816 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9817 statement for vsldoi support.
9818 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9819 (altivec_expand_st_builtin): Ditto.
9820 (paired_expand_builtin): Whitespace changes.
9821 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9822 builtin_mode_to_type table for secondary reload. Call
9823 builtin_function_type to build random builtin functions.
9824 (altivec_init_builtins): Change to use builtin_function_type to
9825 create builtin function types dynamically as we need them.
9826 (builtin_hash_function): New support for hashing the tree types
9827 for builtin function as we need it, rather than trying to build
9828 all of the trees that we need. Add initial preliminary VSX support.
9829 (builtin_function_type): Ditto.
9830 (builtin_function_eq): Ditto.
9831 (builtin_hash_struct): Ditto.
9832 (rs6000_init_builtins): Ditto.
9833 (rs6000_common_init_builtins): Ditto.
9834 (altivec_init_builtins): Ditto.
9835 (rs6000_common_init_builtins): Ditto.
9836 (enum reload_reg_type): New enum for simplifing reg classes.
9837 (rs6000_reload_register_type): Simplify register classes into GPR,
9838 Vector, and other registers. Altivec and VSX addresses in reload.
9839 (rs6000_secondary_reload_inner): Ditto.
9840 (rs6000_ira_cover_classes): New target hook, that returns the
9841 appropriate cover classes, based on -mvsx being used or not.
9842 (rs6000_secondary_reload_class): Add VSX support.
9843 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9844 (get_vsel_insn): Ditto.
9845 (rs6000_emit_vector_compare): Rewrite vector conditional support
9846 so that where we can, we use RTL operators, instead of blindly use
9848 (rs6000_emit_vector_select): Ditto.
9849 (rs6000_emit_vector_cond_expr): Ditto.
9850 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9851 (create_TOC_reference): Add -mdebug=addr support.
9852 (emit_frame_save): VSX loads/stores need register indexed addressing.
9854 * config/rs6000/rs6000.md: Include vector.md.
9856 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9858 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9859 support for V2DI, V2DF in logical, permute, select operations.
9861 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9862 switch for vsx/power7.
9863 (-mvsx-scalar-memory): Ditto.
9864 (-mvsx-align-128): Ditto.
9865 (-mallow-movmisalign): Ditto.
9866 (-mallow-df-permute): Ditto.
9867 (-msched-groups): Ditto.
9868 (-malways-hint): Ditto.
9869 (-malign-branch-targets): Ditto.
9871 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9873 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9874 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9875 (rs6000_vector_reg_class): Delete.
9876 (rs6000_vsx_reg_class): Ditto.
9877 (enum rs6000_reg_class_enum): New enum for the constraints that
9878 vary based on target switches.
9879 (rs6000_constraints): New array to hold the register class for all
9880 of the register constraints that vary based on the switches used.
9881 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9882 (enum rs6000_builtins): Add unsigned varients for the builtin
9883 declarations returned by target hooks for expanding multiplies,
9884 select, and permute operations. Add VSX builtins.
9885 (enum rs6000_builtin_type_index): Add entries for VSX.
9886 (V2DI_type_node): Ditto.
9887 (V2DF_type_node): Ditto.
9888 (unsigned_V2DI_type_node): Ditto.
9889 (bool_long_type_node): Ditto.
9890 (intDI_type_internal_node): Ditto.
9891 (uintDI_type_internal_node): Ditto.
9892 (double_type_internal_node): Ditto.
9894 * config/rs6000/altivec.md (whole file): Move all expanders to
9895 vector.md from altivec.md. Rename insn matching functions to be
9897 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9898 (altivec_vcmp*): Ditto.
9899 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9900 (VM): New iterator for moves that includes the VSX types.
9901 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9902 (altivec_vperm_<mode>_uns): New, for unsigned types.
9903 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9904 (altivec_eq<mode>): Ditto.
9905 (altivec_gt<mode>): Ditto.
9906 (altivec_gtu<mode>): Ditto.
9907 (altivec_eqv4sf): Ditto.
9908 (altivec_gev4sf): Ditto.
9909 (altivec_gtv4sf): Ditto.
9910 (altivec_vcmpbfp_p): Ditto.
9912 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9914 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9917 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9920 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9921 ASM_SHORT instead of .word.
9922 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9923 instead of .word in asm template.
9925 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9928 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9929 (process_bb_node_lives): Use it.
9931 * ira.c (setup_cover_and_important_classes): Don't setup
9932 ira_important_class_nums. Add cover classes to the end of
9934 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9936 (find_reg_class_closure): Use reorder_important_classes.
9938 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9940 * config/i386/i386.c (i386_ira_cover_classes): New function.
9941 (TARGET_IRA_COVER_CLASSES): Redefine.
9943 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9944 importance of order of cover classes in the array.
9946 2009-07-22 Diego Novillo <dnovillo@google.com>
9948 * tree-pass.h (TDF_EH): Define.
9949 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9950 contains TDF_EH, print the EH region number holding GS.
9951 * tree-dump.c (dump_options): Add "eh".
9952 * doc/invoke.texi: Document it.
9954 2009-07-22 Doug Kwan <dougkwan@google.com>
9956 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9958 2009-07-22 Michael Matz <matz@suse.de>
9960 PR tree-optimization/35229
9961 PR tree-optimization/39300
9963 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9964 (inhibit_phi_insertion): New function.
9965 (insert_into_preds_of_block): Call it for REFERENCEs.
9966 (init_pre): Initialize and finalize scalar evolutions.
9967 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9969 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9971 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9972 Use CONST_VECTOR_NUNITS to determine number of elements.
9974 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9976 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9977 (U, W): Constraints are now deprecated and will be removed if we
9979 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9981 ("prefetch"): Add the stcmh instruction for prefetching.
9982 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9984 (s390_short_displacement): Return always true if compiling for
9985 machines not providing the long displacement facility.
9986 (s390_mem_constraint): Support the new constraint letter Z.
9987 (s390_check_qrst_address): New function.
9989 2009-07-21 DJ Delorie <dj@redhat.com>
9991 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9994 2009-07-21 Jason Merrill <jason@redhat.com>
9996 * c-common.c (max_tinst_depth): Increase default to 1024.
9998 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10000 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10001 (vec_unpacku_float_lo_v4si): Ditto.
10003 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10006 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10007 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10008 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10009 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10011 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10013 PR tree-optimization/40813
10014 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10017 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10019 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10020 with a NOP_EXPR if needed.
10022 2009-07-21 Paul Brook <paul@codesourcery.com>
10024 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10025 Terminate debug dump with newline.
10027 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10029 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10030 Cast "1" to unsigned HOST_WIDE_INT.
10031 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10032 deposit length to the maximum length - lsb. Extend length if
10033 HOST_BITS_PER_WIDE_INT is 32.
10035 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10037 * cgraph.h (constant_pool_htab): New function.
10038 (constant_descriptor_tree): Move from varasm.c.
10039 * varasm.c (constant_pool_htab): New function.
10040 (constant_descriptor_tree): Move to cgraph.h.
10042 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10044 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10046 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10048 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10051 2009-07-20 Xinliang David Li <davidxl@google.com>
10053 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10055 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10057 * config/mips/mips.md (move_type): Add arith.
10058 (type): Handle arith.
10059 (zero_extendsidi2): Rename this into ...
10060 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10061 (zero_extendsidi2): New expander.
10062 (*zero_extendsidi2_dext): New pattern.
10064 2009-07-20 Nick Clifton <nickc@redhat.com>
10066 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10067 to set MIPS_ABI_DEFAULT.
10068 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10070 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10072 * tree-object-size.c (addr_object_size): Handle unions with
10073 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10075 PR tree-optimization/40792
10076 * tree.c (build_function_type_skip_args): Remove bogus assert.
10078 2009-07-20 Jan Hubicka <jh@suse.cz>
10079 Martin Jambor <mjambor@suse.cz>
10081 * cgraph.h (combined_args_to_skip): New field.
10082 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10083 combined_args_to_skip and args_to_skip.
10084 * tree-inline.c (update_clone_info): New function.
10085 (tree_function_versioning): Call update_clone_info.
10086 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10088 (cgraph_materialize_all_clones): More extensive dumping, working
10089 with combined_args_to_skip rather than args_to_skip.
10091 2009-07-20 Ira Rosen <irar@il.ibm.com>
10093 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10094 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10095 (get_initial_def_for_reduction): Likewise.
10096 (vectorizable_reduction): Skip the check of first operand in case
10097 of COND_EXPR. Add check that it is outer loop vectorization if
10098 nested cycle was detected. Call vectorizable_condition() for
10099 COND_EXPR. If reduction epilogue cannot be created do not fail for
10100 nested cycles (if it is not double reduction). Assert that there
10101 is only one type in the loop in case of COND_EXPR. Call
10102 vectorizable_condition() to vectorize COND_EXPR.
10103 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10104 Add parameters. Allow nested cycles if called from
10105 vectorizable_reduction(). Use reduction vector variable if provided.
10106 (vect_analyze_stmt): Call vectorizable_reduction() before
10107 vectorizable_condition().
10108 (vect_transform_stmt): Update call to vectorizable_condition().
10110 2009-07-20 Christian Bruel <christian.bruel@st.com>
10112 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10113 * doc/invoke.texi (-mfmovd): Likewise.
10114 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10116 2009-07-20 Jan Hubicka <jh@suse.cz>
10118 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10119 when handling SSA name.
10121 2009-07-19 Jan Hubicka <jh@suse.cz>
10123 PR tree-optimization/40676
10124 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10125 virtual PHIs in empty BBs.
10127 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10129 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10130 re-expanded the compound use gen_lowpart instead to convert to the
10133 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10135 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10136 OUTER_CONST arguments.
10137 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10138 the new wider mode will be masked off.
10139 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10141 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10143 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10144 high-order bits are zero.
10146 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10148 * combine.c (simplify_shift_const_1): Split code to determine
10149 shift_mode into ...
10150 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10151 new bits shifted in are identical to the old sign bit.
10153 2009-07-18 Richard Guenther <rguenther@suse.de>
10156 * gimplify.c (gimplify_call_expr): Reject code using results from
10157 functions returning void.
10159 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10161 * doc/md.texi: Document the new PowerPC "es" constraint.
10162 Document that "m" can include automodified addresses on this target,
10163 and explain how %U must be used. Extend the "Q" and "Z" documentation
10164 to suggest "es" as well as "m".
10165 * config/rs6000/constraints.md (es): New memory constraint.
10166 (Q, Z): Update strings to match new documentation.
10168 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10170 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10171 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10172 * config/rs6000/predicates.md (volatile_mem_operand): Use
10173 offsettable_nonstrict_memref_p.
10174 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10175 (*floatunssidf2_internal): Likewise.
10176 (*fix_truncdfsi2_internal): Likewise.
10177 (*fix_trunctfsi2_internal): Likewise.
10179 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10181 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10182 atmega32u2 devices.
10183 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10185 2009-07-17 Richard Guenther <rguenther@suse.de>
10188 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10189 (pass_warn_unused_result): Likewise.
10190 (TODO_set_props): Remove.
10191 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10193 (pass_diagnose_omp_blocks): Define.
10194 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10195 (c_gimple_diagnostics_recursively): Remove.
10196 (finish_function): Do not call it.
10197 (c_write_global_declarations): Continue after errors.
10198 Finalize the CU here.
10199 * c-gimplify.c (c_genericize): Do not gimplify here.
10200 * c-common.c (c_warn_unused_result): Move ...
10201 * tree-cfg.c (do_warn_unused_result): ... here.
10202 (run_warn_unused_result): New function.
10203 (gate_warn_unused_result): New function.
10204 (pass_warn_unused_result): New pass.
10205 * c-common.h (c_warn_unused_result): Remove.
10206 * flags.h (flag_warn_unused_result): Declare.
10207 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10208 * opts.c (flag_warn_unused_result): Initialize to false.
10209 * toplev.c (compile_file): Add comment.
10210 * omp-low.c (create_omp_child_function): Do not register
10211 the function with the frontend.
10212 (diagnose_omp_structured_block_errors): Prepare to be
10213 called as optimization pass.
10214 (gate_diagnose_omp_blocks): New function.
10215 (pass_diagnose_omp_blocks): New pass.
10216 * cgraph.h (cgraph_optimize): Remove.
10217 (cgraph_analyze_function): Likewise.
10218 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10219 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10220 before their parents here.
10221 (cgraph_finalize_function): Not here.
10222 (cgraph_analyze_function): Gimplify functions here.
10223 (cgraph_finalize_compilation_unit): Continue after errors.
10224 Optimize the callgraph from here.
10225 (cgraph_optimize): Make static.
10226 * langhooks.c (write_global_declarations): Finalize the CU.
10227 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10228 (gimplify_function_tree): Assert we gimplify only once.
10229 Set PROP_gimple_any property.
10230 * tree-nested.c (gimplify_all_functions): New function.
10231 (lower_nested_functions): Gimplify all nested functions.
10232 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10233 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10234 and pass_diagnose_omp_blocks after gimplification. Do not
10235 set TODO_set_props on all_lowering_passes.
10236 (execute_one_pass): Do not handle TODO_set_props.
10237 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10238 (gimplify.o): Add tree-pass.h dependency.
10239 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10240 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10241 (unsave_r): Likewise.
10242 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10243 temporary variable.
10245 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10247 * doc/service.texi (Service): Restore previously removed link,
10248 which isn't broken after all.
10250 2009-07-17 Richard Guenther <rguenther@suse.de>
10252 PR tree-optimization/40321
10253 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10254 PHI nodes to the maximal set.
10255 (make_values_for_phi): Add PHI arguments to the maximal set.
10256 (execute_pre): Dump PHI_GEN and the maximal set.
10258 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10261 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10264 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10266 * doc/extend.texi (Nested Functions): Replace broken link with
10268 * doc/service.texi (Service): Remove broken link.
10270 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10273 * builtins.c (expand_builtin_memcmp): Use loc instead of
10274 EXPR_LOCATION (exp).
10275 (expand_builtin_strncmp): Likewise.
10277 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10278 Manuel López-Ibáñez <manu@gcc.gnu.org>
10281 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10282 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10283 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10284 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10285 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10286 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10287 tree-inline.c, c-common.c, c-common.h, gimple.c,
10288 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10289 convert.c: Add location argument to fold_{unary,binary,ternary},
10290 fold_build[123], build_call_expr, build_size_arg,
10291 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10292 fold_build1_initializer, fold_build2_initializer,
10293 fold_build3_initializer, fold_build_call_array,
10294 fold_build_call_array_initializer, fold_single_bit_test,
10295 omit_one_operand, omit_two_operands, invert_truthvalue,
10296 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10297 combine_comparisons, fold_builtin_*, fold_call_expr,
10298 build_range_check, maybe_fold_offset_to_address, round_up,
10301 2009-07-16 Jason Merrill <jason@redhat.com>
10304 * c-common.c (c_common_reswords): Add __is_standard_layout
10306 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10307 * doc/implement-cxx.texi: New.
10308 * doc/gcc.texi: Include it.
10310 2009-07-16 DJ Delorie <dj@redhat.com>
10312 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10313 compares that may be indirectly affected by previous instructions.
10315 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10317 * builtins.c (do_mpc_arg2): New.
10318 (fold_builtin_2): Fold builtin cpow.
10319 * real.h (HAVE_mpc_pow): New.
10321 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10323 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10324 comparison to skip unprofitable schedule
10326 2009-07-16 Simon Baldwin <simonb@google.com>
10328 * gcc.c (option_map): New flag -no-canonical-prefixes.
10329 * (display_help): Print help text for new flag.
10330 * (process_command): Move options translation and language specifics
10331 and handle new flag early. Use it to set a function pointer to a
10332 prefix builder. Replace make_relative_prefix calls with calls to
10333 the function pointed to. Ignore new flag in regular options handling.
10334 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10336 2009-07-15 DJ Delorie <dj@redhat.com>
10338 * config/mep/mep.md (sibcall_internal): Change register to avoid
10339 argument registers.
10340 (sibcall_value_internal): Likewise.
10342 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10344 PR rtl-optimization/40710
10345 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10347 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10349 * config/mips/mips.md (*extenddi_truncate<mode>,
10350 *extendsi_truncate<mode>): Change type attribute to move_type
10351 with shift_shift. Split out code handling exts from here ...
10352 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10354 (*extendhi_truncateqi): Change type attribute to move_type with
10355 shift_shift. Split out code handling exts from here ...
10356 (*extendhi_truncateqi_exts): ... to this new pattern.
10358 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10360 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10361 instead of "and" with inverted sign bit mask value. Use
10362 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10363 Allocate registers only for operand 4 and operand 5.
10365 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10367 PR middle-end/40747
10368 * fold-const.c (fold_cond_expr_with_comparison): When folding
10369 < and <= to MIN, make sure the MIN uses the same type as the
10370 comparison's operands.
10372 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10374 * arm.md (ior_xor): New code iterator.
10375 (split for ior/xor with shift and zero-extend): New split pattern.
10376 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10378 2009-07-15 Richard Guenther <rguenther@suse.de>
10380 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10383 2009-07-15 Richard Guenther <rguenther@suse.de>
10385 PR middle-end/40753
10386 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10388 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10390 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10391 handle 2.6.30 kernel.
10393 2009-07-15 DJ Delorie <dj@redhat.com>
10395 * config/mep/mep.md (sibcall_internal): Change register to allow
10396 for 24-bit addresses.
10397 (sibcall_value_internal): Likewise.
10399 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10401 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10402 that are enabled/disabled by the flags introduced by a previous patch.
10404 2009-07-14 DJ Delorie <dj@redhat.com>
10406 * config/mep/mep.md (sibcall_internal): Include non-toggling
10408 (sibcall_value_internal): Likewise.
10410 2009-07-14 Taras Glek <tglek@mozilla.com>
10411 Rafael Espindola <espindola@google.com>
10413 * doc/sourcebuild.texi: Document install-plugin target.
10414 * configure.ac: Added install-plugin target to language makefiles.
10415 * configure: Regenerate.
10416 * Makefile.in: (install-plugin): Install more headers,
10417 depend on lang.install-plugin.
10419 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10421 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10424 2009-07-14 DJ Delorie <dj@redhat.com>
10426 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10427 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10428 * config/mep/mep.md (sibcall_internal): Change test from
10429 mep_vliw_mode_match to mep_vliw_jmp_match.
10430 (sibcall_value_internal): Likewise.
10432 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10434 * config/i386/sse.md (copysign<mode>3): New expander.
10435 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10436 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10437 Use ix86_build_const_vector.
10438 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10439 IX86_BUILTIN_CPYSGNPD.
10440 (builtin_description): Add __builtin_ia32_copysignps and
10441 __builtin_ia32_copysignpd.
10442 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10443 and BUILT_IN_COPYSIGNF.
10445 2009-07-13 Jason Merrill <jason@redhat.com>
10447 * builtins.c (can_trust_pointer_alignment): New fn.
10448 (get_pointer_alignment): Factor it out from here.
10449 * tree.h: Declare it.
10451 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10453 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10456 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10460 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10462 2009-07-14 Richard Guenther <rguenther@suse.de>
10463 Andrey Belevantsev <abel@ispras.ru>
10465 PR middle-end/40745
10466 * cfgexpand.c (partition_stack_vars): Do not bother to update
10467 alias information when not optimizing.
10469 2009-07-14 Richard Guenther <rguenther@suse.de>
10470 Andrey Belevantsev <abel@ispras.ru>
10472 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10473 (pt_solution_set): Likewise.
10474 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10475 * tree-ssa-structalias.c (pt_solution_set): New function.
10476 * final.c (rest_of_clean_state): Free SSA data structures.
10477 * print-rtl.c (print_decl_name): Remove.
10478 (print_mem_expr): Implement in terms of print_generic_expr.
10479 * alias.c (ao_ref_from_mem): New function.
10480 (rtx_refs_may_alias_p): Likewise.
10481 (true_dependence): Query alias-export info.
10482 (canon_true_dependence): Likewise.
10483 (write_dependence_p): Likewise.
10484 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10486 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10487 (mem_expr_equal_p): Use operand_equal_p.
10488 (set_mem_attributes_minus_bitpos): Do not use
10489 component_ref_for_mem_expr.
10490 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10491 (update_alias_info_with_stack_vars): Likewise.
10492 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10493 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10494 explicitly nor clear stmt operands.
10495 Free the decl-to-pointer map.
10496 * tree-optimize.c (execute_free_datastructures): Do not free
10497 SSA data structures here.
10498 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10499 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10500 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10502 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10504 2009-07-13 DJ Delorie <dj@redhat.com>
10506 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10507 unrolling at the right iteration count.
10509 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10512 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10514 * haifa-sched.c (rank_for_schedule): Introduced flags to
10515 enable/disable individual scheduling heuristics.
10516 * common.opt: Introduced flags to enable/disable individual
10517 heuristics in the scheduler.
10518 * doc/invoke.texi: Introduced flags to enable/disable individual
10519 heuristics in the scheduler.
10521 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10523 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10524 config/i386/mingw-tls.c.
10525 * config/i386/mingw-tls.c: Removed.
10527 2009-07-13 Ira Rosen <irar@il.ibm.com>
10529 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10530 checks access only relevant statements.
10531 (vectorizable_reduction): Likewise.
10533 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10535 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10536 just for 32-bit case.
10538 2009-07-12 Jan Hubicka <jh@suse.cz>
10540 PR tree-optimization/40585
10541 * except.c (expand_resx_expr): When there already is resume
10542 instruction, produce linked list.
10543 (build_post_landing_pads): Assert that resume is empty.
10544 (connect_post_landing_pads): Handle resume lists.
10545 (dump_eh_tree): Dump resume list.
10547 2009-07-12 Ira Rosen <irar@il.ibm.com>
10549 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10550 with additional argument.
10551 * tree-vectorizer.h (enum vect_def_type): Add
10552 vect_double_reduction_def.
10553 (vect_is_simple_reduction): Add argument.
10554 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10556 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10557 vect_is_simple_reduction with additional argument.
10558 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10560 (reduction_code_for_scalar_code): Handle additional codes by
10561 returning ERROR_MARK for them. Fix comment and indentation.
10562 (vect_is_simple_reduction): Fix comment, add argument to specify
10563 double reduction. Detect double reduction.
10564 (get_initial_def_for_induction): Fix indentation.
10565 (get_initial_def_for_reduction): Fix comment and indentation.
10566 Handle double reduction. Create initial definitions that do not
10567 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10568 (vect_create_epilog_for_reduction): Fix comment, add argument to
10569 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10570 epilogue result extraction. Create double reduction phi node and
10571 replace relevant uses.
10572 (vectorizable_reduction): Call vect_is_simple_reduction with
10573 additional argument. Fix indentation. Update epilogue code treatment
10574 according to the changes in reduction_code_for_scalar_code. Check
10575 for double reduction. Call vect_create_epilog_for_reduction with
10576 additional argument.
10577 * tree-vect-stmts.c (process_use): Handle double reduction, update
10579 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10580 (vect_get_vec_def_for_operand): Likewise.
10582 2009-07-12 Danny Smith <dansmister@gmail.com>
10584 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10585 dllexport if !TREE_PUBLIC.
10586 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10588 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10590 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10591 (avr_extra_arch_macro) Remove declatation.
10592 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10593 (avr_extra_arch_macro) Declare as static.
10594 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10596 2009-07-11 Jan Hubicka <jh@suse.cz>
10598 PR middle-end/48388
10599 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10601 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10604 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10605 cold_in_std_section bits.
10606 (dwarf2out_begin_prologue): Initialize them.
10607 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10608 if already covered by text_section or cold_text_section range.
10610 PR rtl-optimization/40667
10611 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10612 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10613 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10614 * config/i386/i386.c (ix86_minimum_alignment): New function.
10615 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10616 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10617 * emit-rtl.c (gen_reg_rtx): Likewise.
10618 * function.c (assign_parms): Likewise. If nominal_type needs
10619 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10620 rather than passed_type's alignment.
10623 * function.c (assign_parm_setup_stack): Adjust
10624 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10625 from nominal_mode on big endian.
10627 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10629 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10631 2009-07-10 DJ Delorie <dj@redhat.com>
10633 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10635 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10637 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10639 (thumb2_cbnz): Likewise.
10641 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10644 * config.gcc (supported_defaults): Add synci.
10645 (with_synci): Add validation.
10646 (all_defaults): Add synci.
10647 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10650 * config/mips/mips.opt (msynci): New option.
10651 * config/mips/mips.c (mips_override_options): Warn on use of
10652 -msynci for targets that do now support it.
10653 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10655 * gcc/doc/invoke.texi (-msynci): Document the new option.
10656 * doc/install.texi (--with-synci): Document the new option.
10658 2009-07-10 Richard Guenther <rguenther@suse.de>
10660 PR tree-optimization/40496
10661 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10662 the PHI result with a compatible type.
10664 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10668 * c.opt (Wunused-result): New.
10669 * doc/invoke.texi: Document it.
10670 * c-common.c (c_warn_unused_result): Use it.
10672 2009-07-09 DJ Delorie <dj@redhat.com>
10674 * targhooks.c (default_target_can_inline_p): Rename from
10675 default_target_option_can_inline_p.
10676 * targhooks.h (default_target_can_inline_p): Likewise.
10677 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10678 TARGET_OPTION_CAN_INLINE_P.
10679 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10680 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10681 (mep_target_can_inline_p): Rename from
10682 mep_target_option_can_inline_p.
10685 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10686 registers used to pass vectors.
10688 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10690 2009-07-09 Tom Tromey <tromey@redhat.com>
10692 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10693 * config/mmix/mmix.c: Include dwarf2.h.
10694 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10695 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10696 * config/sh/sh.c: Include dwarf2.h.
10697 * config/i386/i386.c: Include dwarf2.h.
10698 * Makefile.in (DWARF2_H): Remove 'elf'.
10699 * except.c: Include dwarf2.h.
10700 * unwind-dw2.c: Include dwarf2.h.
10701 * dwarf2out.c: Include dwarf2.h.
10702 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10703 * unwind-dw2-fde.c: Include dwarf2.h.
10704 * dwarf2asm.c: Include dwarf2.h.
10706 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10708 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10709 (max_issue): Use it.
10710 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10712 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10713 (region_sched_info): Update.
10714 * sched-ebb.c (ebb_sched_info): Update.
10715 * modulo-sched.c (sms_sched_info): Update.
10716 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10718 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10720 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10722 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10724 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10726 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10728 PR middle-end/40692
10729 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10730 arg1 with arg01 if arg1 is already INTEGER_CST.
10732 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10734 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10735 Transform (and (truncate)) into (truncate (and)).
10737 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10739 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10740 creating LHS paradoxical subregs. Fix surrounding returns to
10741 use NULL_RTX rather than 0.
10743 2009-07-08 DJ Delorie <dj@redhat.com>
10745 * config/mep/mep.c: (mep_option_can_inline_p): New.
10746 (TARGET_OPTION_CAN_INLINE_P): Define.
10748 2009-07-08 Mark Wielaard <mjw@redhat.com>
10751 * dwarf2out.c (add_data_member_location_attribute): When we have
10752 only a constant offset don't emit a new location description using
10753 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10756 2009-07-08 Richard Henderson <rth@redhat.com>
10759 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10760 (enum reg_class): Add CLOBBERED_REGS.
10761 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10762 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10763 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10764 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10765 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10766 force 64-bit sibcalls into R11.
10767 * config/i386/constraints.md (U): New constraint.
10768 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10769 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10770 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10772 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10774 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10776 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10777 * ebitmap.h (dump_ebitmap): Ditto.
10778 * optabs.h (optab_libfunc): Ditto.
10779 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10780 * tree-flow.h (vect_can_force_dr_alignment_p,
10781 get_vectype_for_scalar_type): Ditto.
10782 (vectorize_loops): Move prototype to ...
10783 * tree-vectorizer.h: ... here. Also, adjust comment.
10784 (vect_set_verbosity_level): Remove duplicate prototype.
10785 * tree-ssa-loop.c: Include tree-vectorizer.h.
10786 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10788 2009-07-08 Nick Clifton <nickc@redhat.com>
10790 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10793 2009-07-08 DJ Delorie <dj@redhat.com>
10795 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10796 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10797 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10799 * config/mep/intrinsics.md: Regenerated.
10800 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10801 registers when asm() or calls are detected.
10803 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10806 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10808 * gimple (gimple_build_call_from_tree): Likewise.
10809 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10810 no_warning flag before warning.
10812 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10814 * tree.c (set_expr_locus): Remove.
10815 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10816 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10818 * gimplify.c (internal_get_tmp_var): Likewise.
10819 (gimplify_call_expr): Likewise.
10820 (gimplify_one_sizepos): Likewise.
10822 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10825 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10826 to variables for debugging purposes.
10828 2009-06-23 Mark Loeser <mark@halcy0n.com>
10831 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10833 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10835 * pretty-print.c (pp_base_format): Remove %J.
10836 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10837 gcc_cxxdiag_char_table): Likewise.
10838 (init_dynamic_diag_info): Likewise.
10840 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10842 * pretty-print.c (pp_base_format): Remove %H.
10843 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10844 gcc_cxxdiag_char_table): Likewise.
10845 (init_dynamic_diag_info): Likewise.
10846 * config/mep/mep.c (mep_select_section): Likewise.
10848 2009-07-07 Duncan Sands <baldrick@free.fr>
10850 * final.c (pass_clean_state): Give the pass a name.
10851 * passes.c (pass_rest_of_compilation): Likewise.
10852 * tree-optimize.c (pass_all_optimizations): Likewise.
10854 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10856 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10857 an extra 'decl' for error_at.
10859 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10861 PR middle-end/40669
10862 * tree-tailcall.c (adjust_return_value_with_ops,
10863 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10864 if it has complex or vector type.
10866 2009-07-07 Olivier Hainque <hainque@adacore.com>
10868 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10871 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10873 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10875 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10877 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10878 * c-decl.c: Likewise.
10879 * function.c: Likewise.
10880 * varasm.c: Likewise.
10881 * tree-ssa.c: Likewise.
10882 * c-common.c: Likewise.
10883 * tree-cfg.c: Likewise.
10884 * config/spu/spu.c: Likewise.
10885 * config/ia64/ia64.c: Likewise.
10886 * config/v850/v850.c: Likewise.
10888 2009-07-06 DJ Delorie <dj@redhat.com>
10890 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10891 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10892 unspecified accesses to control registers.
10893 * config/mep/intrinsics.md: Regenerate.
10894 * config/mep/intrinsics.h: Regenerate.
10895 * config/mep/mep-intrin.h: Regenerate.
10897 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10899 * c-lex.c: Replace %H by an explicit location. Update all calls.
10900 * c-common.c: Likewise.
10901 * c-decl.c: Likewise.
10902 * c-typeck.c: Likewise.
10903 * fold-const.c: Likewise.
10904 * gimplify.c: Likewise.
10905 * stmt.c: Likewise.
10906 * tree-cfg.c: Likewise.
10907 * tree-ssa-loop-niter.c: Likewise.
10908 * tree-vrp.c: Likewise.
10909 * value-prof.c: Likewise.
10911 2009-07-06 Diego Novillo <dnovillo@google.com>
10913 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10914 if it has one. Handle cases where VAR does not have an
10915 annotation or cfun is NULL.
10917 2009-07-06 Diego Novillo <dnovillo@google.com>
10919 * tree.c: Include debug.h.
10920 (initialize_tree_contains_struct): New.
10921 (init_ttree): Call it.
10922 (tree_node_structure_for_code): Factor out of ...
10923 (tree_node_structure): ... here.
10924 * treestruct.def (TS_PHI_NODE): Remove.
10925 (TS_GIMPLE_STATEMENT): Remove.
10927 2009-07-06 Diego Novillo <dnovillo@google.com>
10929 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10930 (debug_tree_chain): Handle cycles.
10932 2009-07-06 Nick Clifton <nickc@redhat.com>
10933 DJ Delorie <dj@redhat.com>
10935 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10936 __FMOVD_ENABLED__ is defined.
10938 (TARGET_FMOVD): Provide a default definition.
10939 (MASK_FMOVD): Likewise.
10940 (TARGET_CPU_CPP_BUILTINS): Define
10941 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10942 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10943 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10944 (split for DF load from memory into register): Also handle
10945 MEMs which consist of REG+DISP addressing.
10946 (split for DF store from register to memory): Likewise.
10947 (movsf_ie): Always use single fp_mode.
10948 * config/sh/sh.c (sh_override_options): Do not automatically
10949 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10950 that to the -mfmovd command line switch.
10951 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10952 (fldi_ok): Always allow.
10953 * config/sh/sh.opt (mfmovd): Remove this switch.
10954 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10956 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10957 Kaz Kojima <kkojima@gcc.gnu.org>
10959 PR rtl-optimization/30807
10960 * postreload.c (reload_combine): For every new use of REG_SUM,
10961 record the use of BASE.
10963 2009-07-06 Jan Hubicka <jh@suse.cz>
10965 * params.def: Revert my accidental commit at 2009-06-30.
10967 2009-07-04 Ian Lance Taylor <iant@google.com>
10970 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10972 (mingw_format_attribute_overrides): Likewise.
10974 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10977 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10978 don't check cfa.reg. Instead of cfa.indirect use
10979 fde && fde->drap_reg != INVALID_REGNUM test.
10981 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10983 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10985 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10988 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10990 2009-07-03 Richard Guenther <rguenther@suse.de>
10992 PR tree-optimization/40640
10993 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10996 2009-07-03 Jan Hubicka <jh@suse.cz>
10998 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10999 for size, reduce amount of inlining.
11001 2009-07-03 Richard Guenther <rguenther@suse.de>
11003 PR middle-end/34163
11004 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11005 if t +- x is known to not overflow and the conversion widens the
11007 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11009 2009-07-03 Jan Hubicka <jh@suse.cz>
11011 * ipa-pure-const.c (analyze): Update loop optimizer init.
11012 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11013 try_remove_empty_loop, remove_empty_loops): Remove.
11014 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11015 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11016 to mark regular loops as neccesary.
11017 (degenerate_phi_p): New function.
11018 (propagate_necessity, remove_dead_phis): Use it.
11019 (forward_edge_to_pdom): Likewise.
11020 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11021 virtual PHI nodes that became unreachable.
11022 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11023 * tree-flow.h (remove_empty_loops): Remove.
11024 * passes.c (init_optimization_passes): Remove.
11026 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11028 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11029 can_create_pseudo_p.
11030 (*fix_trunc<mode>_i387_1): Ditto.
11031 (*floathi<mode>2_1): Ditto.
11032 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11033 (*fistdi2_1): Ditto.
11034 (*fist<mode>2_1): Ditto.
11035 (frndintxf2_floor): Ditto.
11036 (*fist<mode>2_floor_1): Ditto.
11037 (frndintxf2_ceil): Ditto.
11038 (*fist<mode>2_ceil_1): Ditto.
11039 (frndintxf2_trunc): Ditto.
11040 (frndintxf2_mask_pm): Ditto.
11041 (fxam<mode>2_i387_with_temp): Ditto.
11042 * config/i386/sse.md (mulv16qi3): Ditto.
11043 (*sse2_mulv4si3): Ditto.
11045 (sse4_2_pcmpestr): Ditto.
11046 (sse4_2_pcmpistr): Ditto.
11048 2009-07-03 Jan Hubicka <jh@suse.cz>
11050 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11051 (mark_stmt_necessary): Set it.
11052 (mark_operand_necessary): Set it.
11053 (mark_control_dependent_edges_necessary): Set it.
11054 (mark_virtual_phi_result_for_renaming): New function.
11055 (get_live_post_dom): New function.
11056 (forward_edge_to_pdom): New function.
11057 (remove_dead_stmt): Fix handling of control dependences.
11058 (tree_dce_init): Init new bitmap.
11059 (tree_dce_done): Free it.
11061 2009-07-02 Richard Guenther <rguenther@suse.de>
11064 * tree-ssa-structalias.c (new_var_info): Initialize
11067 2009-07-02 Jan Hubicka <jh@suse.cz>
11069 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11072 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11074 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11075 instead of recomputing it. Adjust calls.
11076 (emit_store_flag): Adjust recursive calls.
11078 2009-07-02 Richard Guenther <rguenther@suse.de>
11080 * tree-ssa-live.c (remove_unused_locals): Do not remove
11082 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11083 of DECL_EXTERNAL for HEAP variables.
11084 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11085 HEAP variables. Do not adjust RESTRICT vars.
11086 (find_what_var_points_to): Nobody cares if something
11087 points to READONLY.
11089 2009-07-02 Ben Elliston <bje@au.ibm.com>
11091 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11092 pc_low and pc_high declarations to the top of the function.
11094 2009-07-01 DJ Delorie <dj@redhat.com>
11096 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11097 registers as fixed.
11098 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11099 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11100 unspecified accesses to control registers.
11101 * config/mep/intrinsics.md: Regenerate.
11102 * config/mep/intrinsics.h: Regenerate.
11103 * config/mep/mep-intrin.h: Regenerate.
11105 2009-07-01 Anthony Green <green@moxielogic.com>
11107 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11108 instruction when possible.
11109 (moxie_expand_prologue): Ditto. Also, save an instruction and
11110 some complexity by popping off of $r12 instead of $sp.
11111 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11114 2009-07-01 Richard Henderson <rth@redhat.com>
11117 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11118 contained no insns, reposition note before last insn.
11120 2009-07-01 Richard Henderson <rth@redhat.com>
11123 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11124 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11126 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11129 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11130 darwin9 for printing reg addresses with %y.
11132 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11134 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11135 truncation from operands in binary operations.
11137 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11140 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11141 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11142 subreg of op0 to the original op0.
11144 * expmed.c (store_bit_field_1): Use a temporary as the destination
11145 instead of a paradoxical subreg when we need to truncate the result.
11147 2009-07-01 DJ Delorie <dj@redhat.com>
11149 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11150 names to VLIW variants.
11151 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11152 * config/mep/intrinsics.md: Regenerate.
11153 * config/mep/intrinsics.h: Regenerate.
11154 * config/mep/mep-intrin.h: Regenerate.
11156 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11159 * jump.c (returnjump_p): Revert last patch.
11160 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11162 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11165 * pa.md (casesi32p): Use jump table label to determine the offset
11167 (casesi64p): Likewise.
11169 * pa.c (forward_branch_p): Return bool type. Use instruction
11170 addresses when available. Assert that INSN has a jump label.
11171 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11174 2009-07-01 Richard Guenther <rguenther@suse.de>
11176 PR tree-optimization/19831
11177 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11178 that only act as barriers do not make any previous stores necessary.
11179 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11180 HEAP variables global, do not add a constraint from nonlocal.
11181 (find_func_aliases): Handle escapes through return statements.
11182 (compute_points_to_sets): Make escaped HEAP variables global.
11184 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11187 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11188 after reducing a DImode cstore to SImode.
11190 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11192 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11193 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11195 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11197 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11198 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11200 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11201 and umod_optab if TARGET_BSD_DIVMOD.
11202 * config/vax/lib1funcs.asm: New file.
11203 * config/vax/t-linux: New file.
11204 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11206 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11209 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11210 to type arguments that have void type.
11213 * dwarf2out.c (gen_formal_parameter_die): Call
11214 equate_decl_number_to_die if node is different from origin.
11216 2009-06-30 Anthony Green <green@moxielogic.com>
11218 Clean up moxie port for --enable-build-with-cxx.
11219 * config/moxie/moxie.c (moxie_function_value): First two
11220 parameters are const_tree, not tree.
11221 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11222 (REG_CLASS_NAMES): Ditto.
11223 (REGNO_REG_CLASS): Ditto.
11224 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11225 (moxie_function_value): Fix constyness of arguments.
11227 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11229 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11230 finalize_size_functions before further processing.
11231 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11232 (variable_size): Call self_referential_size on size expressions
11233 that contain a PLACEHOLDER_EXPR.
11234 (size_functions): New static variable.
11235 (copy_self_referential_tree_r): New static function.
11236 (self_referential_size): Likewise.
11237 (finalize_size_functions): New global function.
11238 * tree.c: Include tree-inline.h.
11239 (push_without_duplicates): New static function.
11240 (find_placeholder_in_expr): New global function.
11241 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11243 <tcc_expression>: Likewise.
11244 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11245 the call in the expression.
11246 * tree.h (finalize_size_functions): Declare.
11247 (find_placeholder_in_expr): Likewise.
11248 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11249 (substitute_placeholder_in_expr): Update comment.
11250 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11252 (copy_tree_body_r): Likewise.
11253 (copy_tree_body): New static function.
11254 (maybe_inline_call_in_expr): New global function.
11255 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11256 (maybe_inline_call_in_expr): Declare.
11257 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11258 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11261 2009-06-30 Richard Guenther <rguenther@suse.de>
11263 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11265 (propagate_necessity): Do not mark reaching defs of stores
11268 2009-06-30 Jan Hubicka <jh@suse.cz>
11270 * cfgloopanal.c (check_irred): Move into ...
11271 (mark_irreducible_loops): ... here; return true if ireducible
11273 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11274 (analyze_function): Try to prove loop finiteness.
11275 * cfgloop.h (mark_irreducible_loops): Update prototype.
11276 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11278 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11280 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11282 2009-06-30 Ira Rosen <irar@il.ibm.com>
11284 PR tree-optimization/40542
11285 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11288 2009-06-30 Martin Jambor <mjambor@suse.cz>
11290 PR tree-optimization/40582
11291 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11292 than useless_type_conversion_p.
11293 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11296 2009-06-30 Martin Jambor <mjambor@suse.cz>
11298 PR middle-end/40554
11299 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11301 2009-06-30 Richard Guenther <rguenther@suse.de>
11303 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11304 use ao_ref references.
11305 (walk_aliased_vdefs): Likewise.
11306 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11307 * tree-ssa-dce.c (struct ref_data): Remove.
11308 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11309 (mark_aliased_reaching_defs_necessary): Adjust.
11310 (mark_all_reaching_defs_necessary_1): Likewise.
11312 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11315 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11316 (emit_store_flag_1): Extract from emit_store_flag, adjust
11317 calls to (what now is) emit_cstore.
11318 (emit_store_flag): Call emit_store_flag_1 and also use it
11319 for what used to be recursive calls.
11321 2009-06-30 Wei Guozhi <carrot@google.com>
11324 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11325 if the target bb post dominates from bb.
11326 * config/i386/i386.c (memory_address_length): Check existence of base
11327 register before using it.
11329 2009-06-30 Nick Clifton <nickc@redhat.com>
11330 DJ Delorie <dj@redhat.com>
11332 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11333 __FMOVD_ENABLED__ is defined.
11335 (TARGET_FMOVD): Provide a default definition.
11336 (MASK_FMOVD): Likewise.
11337 (TARGET_CPU_CPP_BUILTINS): Define
11338 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11339 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11340 two fmov instructions depending upon whether TARGET_FMOVD is
11342 (split for DF load from memory into register): Also handle
11343 MEMs which consist of REG+DISP addressing.
11344 (split for DF store from register to memory): Likewise.
11345 * config/sh/sh.opt (mfmovd): Remove this switch.
11346 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11347 * config/sh/sh.c (sh_override_options): Do not automatically
11348 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11349 that to the -mfmovd command line switch.
11351 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11353 (fldi_ok): Always allow.
11354 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11356 2009-06-29 DJ Delorie <dj@redhat.com>
11358 * doc/install.texi (mep-x-elf): Correct chip's full name.
11360 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11362 * doc/extend.texi: Fix typo.
11364 2009-06-29 Tom Tromey <tromey@redhat.com>
11366 * dwarf2.h: Remove.
11367 * Makefile.in (DWARF2_H): New variable.
11368 (except.o): Use it.
11369 (dwarf2out.o): Likewise.
11370 (dwarf2asm.o): Likewise.
11371 * config/i386/t-i386: Use DWARF2_H.
11372 * except.c: Include elf/dwarf2.h.
11373 * unwind-dw2.c: Include elf/dwarf2.h.
11374 * dwarf2out.c: Include elf/dwarf2.h.
11375 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11376 <dtprel>: New field.
11377 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11378 (size_of_loc_descr): Likewise.
11379 (output_loc_operands_raw): Likewise.
11380 (output_loc_operands): Handle new dtprel field.
11381 (loc_checksum): Update.
11382 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11383 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11384 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11385 * dwarf2asm.c: Include elf/dwarf2.h.
11386 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11387 * config/mmix/mmix.c: Include elf/dwarf2.h.
11388 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11389 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11390 * config/sh/sh.c: Include elf/dwarf2.h.
11391 * config/i386/i386.c: Include elf/dwarf2.h.
11393 2009-06-29 DJ Delorie <dj@redhat.com>
11395 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11397 * doc/extend.texi: Add MeP attributes and pragmas.
11398 * doc/invoke.text: Add MeP Options.
11399 * doc/contrib.texi: Add MeP contribution.
11400 * doc/md.texi: Add MeP constraints.
11401 * doc/install.texi: Add MeP target.
11403 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11405 * target.h (struct gcc_target): Add frame_pointer_required field.
11406 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11407 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11408 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11410 * reload1.c (update_eliminables): (Ditto.).
11411 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11412 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11413 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11415 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11417 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11418 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11419 (arm_frame_pointer_required): New function.
11421 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11422 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11423 (avr_frame_pointer_required_p): Declare as static.
11424 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11426 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11427 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11428 (bfin_frame_pointer_required): Make as static, change return type
11430 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11432 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11433 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11434 (cris_frame_pointer_required): New function.
11436 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11438 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11439 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11440 (fr30_frame_pointer_required): New function.
11442 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11443 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11444 (frv_frame_pointer_required): Make as static, change return type
11446 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11448 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11449 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11450 (ix86_frame_pointer_required): Make as static, change return type to
11452 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11454 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11455 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11457 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11459 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11461 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11463 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11464 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11465 (mips_frame_pointer_required): Make as static.
11466 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11468 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11469 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11470 (mmix_frame_pointer_required): Mew function.
11472 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11473 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11475 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11477 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11479 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11481 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11482 (CAN_ELIMINATE): Redefine.
11483 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11484 (sparc_frame_pointer_required): New function.
11485 (sparc_can_eliminate): New function.
11486 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11488 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11489 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11491 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11492 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11493 (xtensa_frame_pointer_required): Make as static, change return type
11495 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11498 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11500 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11501 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11502 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11503 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11504 (register_callback): Handle PLUGIN_START_UNIT.
11505 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11507 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11509 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11511 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11512 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11514 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11516 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11519 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11521 * doc/extend.texi (Additional Floating Types): __float128 is also
11522 supported on i386 targets.
11524 2009-06-29 Richard Guenther <rguenther@suse.de>
11526 PR middle-end/14187
11527 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11529 (pt_solutions_same_restrict_base): Declare.
11530 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11532 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11533 (make_constraint_from, make_copy_constraint): Move earlier.
11534 (make_constraint_from_heapvar): New function.
11535 (make_constraint_from_restrict): Likewise.
11536 (handle_lhs_call): Use it.
11537 (find_func_aliases): Use it to track conversions to restrict
11538 qualified pointers.
11539 (struct fieldoff): Add only_restrict_pointers flag.
11540 (push_fields_onto_fieldstack): Initialize it.
11541 (create_variable_info_for): Track global restrict qualified pointers.
11542 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11543 Track restrict qualified pointer arguments.
11544 (set_uids_in_ptset): Use varinfo is_global_var flag.
11545 (find_what_var_points_to): Set the vars_contains_restrict flag.
11546 Always create the points-to solution for sets including restrict tags.
11547 (pt_solutions_same_restrict_base): New function.
11548 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11549 qualified pointers use pt_solutions_same_restrict_base as
11550 additional source for disambiguation.
11552 2009-06-29 Richard Guenther <rguenther@suse.de>
11554 PR middle-end/38212
11555 * alias.c (find_base_decl): Remove.
11556 (get_deref_alias_set_1): Remove restrict handling.
11557 * c-common.c (c_apply_type_quals_to_decl): Do not set
11558 DECL_POINTER_ALIAS_SET.
11559 * gimplify.c (find_single_pointer_decl_1): Remove.
11560 (find_single_pointer_decl): Likewise.
11561 (internal_get_tmp_var): Remove restrict handling.
11562 (gimple_regimplify_operands): Likewise.
11563 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11564 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11565 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11566 * tree.c (restrict_base_for_decl): Remove.
11567 (init_ttree): Do not allocate it.
11568 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11569 LABEL_DECL_UID for label decls.
11570 (copy_node_stat): Do not copy restrict information.
11571 (decl_restrict_base_lookup): Remove.
11572 (decl_restrict_base_insert): Likewise.
11573 (print_restrict_base_statistics): Likewise.
11574 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11575 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11576 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11577 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11578 (LABEL_DECL_UID): Adjust.
11579 (DECL_BASED_ON_RESTRICT_P): Remove.
11580 (DECL_GET_RESTRICT_BASE): Likewise.
11581 (SET_DECL_RESTRICT_BASE): Likewise.
11582 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11584 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11585 instead of DECL_POINTER_ALIAS_SET.
11586 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11587 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11588 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11590 2009-06-29 Richard Guenther <rguenther@suse.de>
11592 PR tree-optimization/40579
11593 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11594 the IL to simplify has constants that overflowed.
11596 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11598 PR tree-optimization/40550
11599 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11600 vector_compute_type only when the size of vector_compute_type is
11601 less than the size of type.
11603 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11605 * fold-const.c (contains_label_1): Fix comments.
11606 (contains_label_p): Do not walk trees multiple time.
11608 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11610 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11611 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11612 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11613 ix86_fp_comparison_operator.
11614 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11615 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11616 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11617 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11618 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11619 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11620 (related splits): Change predicate to ix86_fp_comparison_operator.
11621 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11622 instead of ix86_fp_comparison_codes.
11623 (ix86_trivial_fp_comparison_operator,
11624 ix86_fp_comparison_operator): New.
11625 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11626 (ix86_expand_compare): Eliminate last two parameters.
11627 (ix86_fp_jump_nontrivial_p): Kill.
11628 * config/i386/i386.c (put_condition_code): Eliminate call to
11629 ix86_fp_comparison_codes and subsequent assertion.
11630 (ix86_fp_comparison_codes): Eliminate.
11631 (ix86_fp_swap_condition): New.
11632 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11633 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11634 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11635 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11636 and ix86_fp_swap_condition.
11637 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11638 Use ix86_fp_comparison_strategy.
11639 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11640 (ix86_fp_jump_nontrivial_p): Eliminate.
11641 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11642 call to ix86_expand_compare.
11643 (ix86_split_fp_branch, ix86_expand_setcc,
11644 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11645 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11647 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11649 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11650 related to jump_clobbers.
11651 * config/arm/arm.md (conds): Remove jump_clob case.
11652 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11653 splits): Change comparison_operator to arm_comparison_operator.
11654 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11657 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11659 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11660 condition for floating point modes.
11661 * expmed.c (emit_store_flag_1): Move here a bigger part
11662 of emit_store_flag.
11663 (emit_store_flag): Try swapping the condition for floating point
11665 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11667 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11669 * expr.c (expand_expr_real_1): Just use do_store_flag.
11670 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11671 emit_store_flag_force.
11672 * expmed.c (emit_store_flag_force): Copy here trick
11673 previously in expand_expr_real_1. Try reversing the comparison.
11674 (emit_store_flag_1): Work if target is NULL.
11675 (emit_store_flag): Work if target is NULL, using the result mode
11676 from the comparison. Use split_comparison, restructure final part
11677 to simplify conditionals.
11679 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11681 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11682 * dojump.c (do_jump): Change handling of floating-point
11683 ops to use just do_compare_and_jump.
11684 (split_comparison): New.
11685 (do_compare_rtx_and_jump): Add here logic coming previously
11686 in do_jump, using split_comparison.
11688 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11691 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11693 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11695 * tree-ssa-alias.c: Fix unintentional commit.
11697 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11699 * passes.c (execute_one_pass): Fix unintentional commit.
11701 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11703 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11704 (df_rd_local_compute, df_md_local_compute): Inline them.
11706 (df_md_scratch): New.
11707 (df_md_alloc, df_md_free): Allocate/free it.
11708 (df_md_local_compute): Only include live registers in init.
11709 (df_md_transfer_function): Prune the in-set computed by
11710 the confluence function, and the gen-set too.
11712 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11714 PR rtl-optimization/26854
11715 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11716 * df-problems.c (df_rd_add_problem): Fix comment.
11717 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11718 df_md_simulate_artificial_defs_at_top,
11719 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11720 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11721 df_md_transfer_function, df_md_init, df_md_confluence_0,
11722 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11723 problem_MD, df_md_add_problem): New.
11724 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11725 df_md_get_bb_info): New.
11726 (DF_LAST_PROBLEM_PLUS1): Adjust.
11728 * Makefile.in (fwprop.o): Include domwalk.h.
11729 * fwprop.c: Include domwalk.h.
11730 (reg_defs, reg_defs_stack): New.
11731 (bitmap_only_bit_between): Remove.
11732 (process_defs): New.
11733 (process_uses): Use reg_defs and local_md instead of
11734 bitmap_only_bit_between and local_rd.
11735 (single_def_use_enter_block): New, from build_single_def_use_links.
11736 (single_def_use_leave_block): New.
11737 (build_single_def_use_links): Remove code moved to
11738 single_def_use_enter_block, invoke domwalk.
11739 (use_killed_between): Adjust comment.
11741 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11743 * bitmap.h (bitmap_ior_and_into): New.
11744 * bitmap.c (bitmap_ior_and_into): New.
11746 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11748 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11749 before_dom_children_before_stmts and after_dom_children_after_stmts.
11750 Rename the two remaining callbacks to just before_dom_children and
11751 after_dom_children. Remove other GIMPLE statement walking bits.
11752 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11753 * graphite.c: Do not include domwalk.h.
11754 * tree-into-ssa.c (interesting_blocks): New global.
11755 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11756 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11757 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11758 now that they're not domwalk callbacks.
11759 (rewrite_initialize_block): Rename to...
11760 (rewrite_enter_block): ... this, place after called functions. Test
11761 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11762 (rewrite_finalize_block): Rename to...
11763 (rewrite_leave_block): ... this, place after called functions.
11764 (rewrite_update_init_block): Rename to...
11765 (rewrite_update_enter_block): ... this, place after called functions.
11766 Test interesting_blocks, call rewrite_update_stmt and
11767 rewrite_update_phi_arguments.
11768 (rewrite_update_fini_block): Rename to...
11769 (rewrite_leave_block): ... this, place after called functions.
11770 (rewrite_blocks): Remove last argument, simplify initialization of
11772 (mark_def_sites_initialize_block): Rename to...
11773 (mark_def_sites_block): ... this, call mark_def_sites.
11774 (mark_def_sites_blocks): Remove argument, simplify initialization of
11776 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11777 (update_ssa): Likewise.
11778 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11780 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11781 (dom_opt_initialize_block): Rename to...
11782 (dom_opt_enter_block): ... this, place after called functions. Walk
11783 statements here, inline propagate_to_outgoing_edges.
11784 (dom_opt_finalize_block): Rename to...
11785 (dom_opt_leave_block): ... this, place after called functions.
11786 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11788 (dse_enter_block, dse_record_phi): New.
11789 (dse_record_phis): Delete.
11790 (dse_finalize_block): Rename to...
11791 (dse_leave_block): ... this.
11792 (tree_ssa_dse): Simplify initialization of walk_data.
11793 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11794 Adjust initialization of walk_data.
11795 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11796 * tree-ssa-loop-phiopt.c (get_non_trapping):
11797 Adjust initialization of walk_data.
11798 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11799 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11800 it's not a domwalk callback.
11801 (uncprop_initialize_block): Rename to...
11802 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11803 (dse_finalize_block): Rename to...
11804 (dse_leave_block): ... this.
11805 (tree_ssa_uncprop): Simplify initialization of walk_data.
11806 * Makefile.in: Adjust dependencies.
11808 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11810 * arm.md (casesi): Fix test for Thumb1.
11811 (thumb1_casesi_internal_pic): Likewise.
11812 (thumb1_casesi_dispatch): Likewise.
11814 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11816 * config/arm/arm-cores.def: Added core cortex-m0.
11817 * config/arm/arm-tune.md: Regenerated.
11818 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11820 2009-06-26 DJ Delorie <dj@redhat.com>
11822 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11824 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11825 the scheduler doesn't tag jump insns.
11827 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11829 * c-decl.c (merge_decls): Re-indent.
11831 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11834 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11835 Special-case decimal float constants.
11837 2009-06-26 Richard Henderson <rth@redhat.com>
11839 * function.h (struct function): Add cannot_be_copied_reason,
11840 and cannot_be_copied_set.
11841 * tree-inline.c (has_label_address_in_static_1): Rename from
11842 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11843 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11844 don't set inline_forbidden_reason.
11845 (copy_forbidden): New function, split out of inline_forbidden_p.
11846 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11847 (inline_forbidden_p): Use copy_forbidden.
11848 (tree_versionable_function_p): Likewise.
11849 (inlinable_function_p): Merge into tree_inlinable_function_p.
11850 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11851 * ipa-cp.c (ipcp_versionable_function_p): New function.
11852 (ipcp_cloning_candidate_p): Use it.
11853 (ipcp_node_modifiable_p): Likewise.
11855 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11857 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11858 that is marked not to be inlined. Remove flag_mudflap use.
11859 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11860 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11862 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11865 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11866 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11868 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11870 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11872 (__mingwthr_remove_key_dtor): Likewise.
11874 2009-06-26 Richard Guenther <rguenther@suse.de>
11876 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11878 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11880 PR middle-end/40525
11881 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11882 try the non-cond_exec path also.
11884 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11887 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11888 (output_cbranch): Use new functions.
11889 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11892 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11893 Pat Haugen <pthaugen@us.ibm.com>
11894 Revital Eres <ERES@il.ibm.com>
11896 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11897 for %c error. Add %x support to print VSX registers as a unified
11898 register set, instead of separate float and altivec registers.
11899 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11900 %y case, and add support for VSX pre-modify addresses.
11901 (output_toc): Add assert for CONST containing an integer constant
11903 (rs6000_adjust_cost): Add POWER7 support.
11904 (insn_must_be_first_in_group): Ditto.
11905 (insn_must_be_last_in_group): Ditto.
11906 (rs6000_emit_popcount): Ditto.
11907 (rs6000_vector_mode_supported_p): Ditto.
11909 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11910 Change some of the functions called by macros to being called
11911 through a pointer, so debug functions can be inserted if
11912 -mdebug=addr or -mdebug=cost.
11913 (rs6000_preferred_reload_class_ptr): Ditto.
11914 (rs6000_secondary_reload_class_ptr): Ditto.
11915 (rs6000_secondary_memory_needed_ptr): Ditto.
11916 (rs6000_cannot_change_mode_class_ptr): Ditto.
11917 (rs6000_secondary_reload_inner): Ditto.
11918 (rs6000_legitimize_reload_address): Ditto.
11919 (rs6000_legitimize_reload_address_ptr): Ditto.
11920 (rs6000_mode_dependent_address): Ditto.
11921 (rs6000_mode_dependent_address_ptr): Ditto.
11923 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11924 function to return true if the mode allows reg + integer
11926 (virtual_stack_registers_memory_p): New function to return true if
11927 the address refers to a virtual stack register.
11928 (rs6000_legitimate_offset_address_p): Move code to say whether a
11929 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11931 (rs6000_legitimate_address_p): Add checks for modes that only can
11932 do reg+reg addressing. Start adding VSX support.
11933 (rs6000_legitimize_reload_address): Ditto.
11934 (rs6000_legitimize_address): Ditto.
11935 (rs6000_debug_legitimate_address_p): New debug functions for
11936 -mdebug=addr and -mdebug=cost.
11937 (rs6000_debug_rtx_costs): Ditto.
11938 (rs6000_debug_address_costs): Ditto.
11939 (rs6000_debug_adjust_cost): Ditto.
11940 (rs6000_debug_legitimize_address): Ditto.
11941 (rs6000_legitimize_reload_address_ptr): Point to call normal
11942 function or debug function. Make functions called via pointer
11944 (rs6000_mode_dependent_address_ptr): Ditto.
11945 (rs6000_secondary_reload_class_ptr): Ditto.
11946 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11947 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11948 into a friendlier error.
11949 (rs6000_init_builtins): Add initial VSX support.
11950 (rs6000_adjust_cost): Fix some spacing issues.
11952 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11953 (REG_CLASS_NAMES): Ditto.
11954 (REG_CLASS_CONTENTS): Ditto.
11955 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11956 pointer, to add -mdebug=addr support.
11957 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11958 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11959 -mdebug=addr support.
11960 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11961 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11962 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11964 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11966 (bswapsi*): Set attribute types for load/store. Add combiner
11967 patterns to eliminate zero extend on 64-bit.
11968 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11969 stdbrx if the hardware supports those instructions.
11971 2009-06-25 Ian Lance Taylor <iant@google.com>
11973 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11974 (Link Options): Document -static-libstdc++.
11976 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11979 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11980 DATA_ALIGNMENT instead.
11982 2009-06-25 Richard Guenther <rguenther@suse.de>
11984 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11985 indirect references against the callused/escaped solutions.
11986 (call_may_clobber_ref_p_1): Likewise.
11988 2009-06-25 Martin Jambor <mjambor@suse.cz>
11990 PR tree-optimization/40493
11991 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11992 (enum unscalarized_data_handling): New type.
11993 (handle_unscalarized_data_in_subtree): Return what has been done.
11994 (load_assign_lhs_subreplacements): Handle left flushes differently.
11995 (sra_modify_assign): Use unscalarized_data_handling, simplified
11996 condition determining whether to remove the statement.
11998 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12000 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12001 excerpt - @ should be doubled for texinfo.
12003 2009-06-24 Ian Lance Taylor <iant@google.com>
12005 * config/arc/arc.c: Include "df.h".
12006 (arc_attribute_table): Make static. Move higher in file.
12007 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12008 (output_shift): Initialize n later to avoid warning.
12009 * config/arm/arm.c (arm_attribute_table): Make static. Move
12011 * config/avr/avr.c (avr_attribute_table): Make static. Move
12013 (reg_class_tab): Change array type from int to enum reg_class.
12014 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12016 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12017 (lshrhi3_out): Likewise.
12018 (class_likely_spilled_p): Change return type to bool.
12019 (avr_rtx_costs): Use local code variable with enum type.
12020 * config/avr/avr.md (movmemhi): Use add_reg_note.
12021 (andhi3, andsi3): Don't use AS2 with "and".
12022 (iorhi3, iorsi3): Don't use AS2 with "or".
12023 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12024 * config/crx/crx.c: Include "df.h".
12025 (crx_attribute_table): Make static.
12026 * config/m32r/m32r.c: Include "df.h".
12027 (m32r_attribute_table): Make static. Move higher in file.
12028 (pop): Use add_reg_note.
12029 (block_move_call): Change 0 to LCT_NORMAL in function call.
12030 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12031 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12032 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12033 declare, not just when TREE_CODE is defined.
12034 * config/m68hc11/m68hc11.c: Include "expr.h".
12035 (m68hc11_attribute_table): Make static. Move higher in file.
12036 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12038 (m68hc11_register_indirect_p): Likewise.
12039 (m68hc11_function_arg_padding): Change return type to enum
12041 (emit_move_after_reload): Use add_reg_note.
12042 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12043 (m68hc11_split_logical): Likewise.
12044 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12046 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12047 to VOIDmode in function call.
12048 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12050 (m68hc11_split_logical): Update declaration.
12051 (m68hc11_function_arg_padding): Update declaration.
12052 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12053 to array of enum reg_class.
12054 (mcore_attribute_table): Make static. Move higher in file.
12055 (mcore_rtx_costs): Add cast to enum type.
12056 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12057 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12058 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12060 * config/sh/predicates.md (trapping_target_operand): Rename and to
12062 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12064 * config/spu/spu.c (spu_attribute_table): Make static. Move
12066 * config/v850/v850.c (v850_attribute_table): Make static. Move
12068 (v850_rtx_costs): Use local code with enum type.
12069 (expand_epilogue): Add cast.
12070 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12072 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12075 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12076 -m2a-single-only and -m2a-nofpu.
12077 * config/sh/sh.opt: Document m2a generates FPU code.
12079 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12081 * defaults.h (CAN_ELIMINATE): Provide default.
12082 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12083 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12084 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12085 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12086 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12087 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12088 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12089 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12090 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12091 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12093 2009-06-24 DJ Delorie <dj@redhat.com>
12095 * mep-ext-cop.cpu: Fix copyright notice.
12096 * mep-default: Fix copyright notice.
12097 * mep-core: Fix copyright notice.
12098 * mep: Fix copyright notice.
12099 * mep-ivc2: Fix copyright notice.
12100 * mep-c5: Fix copyright notice.
12102 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12104 * doc/contrib.texi (Contributors):
12106 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12108 PR middle-end/40501
12109 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12110 src and dst operands if necessary.
12112 2009-06-23 DJ Delorie <dj@redhat.com>
12115 * config.gcc: Add mep support.
12116 * recog.c: Resurrect validate_replace_rtx_subexp().
12117 * recog.h: Likewise.
12118 * config/mep/: Add new port:
12119 * config/mep/constraints.md: New file.
12120 * config/mep/default.h: New file.
12121 * config/mep/intrinsics.h: New file.
12122 * config/mep/intrinsics.md: New file.
12123 * config/mep/ivc2-template.h: New file.
12124 * config/mep/mep-c5.cpu: New file.
12125 * config/mep/mep-core.cpu: New file.
12126 * config/mep/mep-default.cpu: New file.
12127 * config/mep/mep-ext-cop.cpu: New file.
12128 * config/mep/mep-intrin.h: New file.
12129 * config/mep/mep-ivc2.cpu: New file.
12130 * config/mep/mep-lib1.asm: New file.
12131 * config/mep/mep-lib2.c: New file.
12132 * config/mep/mep-pragma.c: New file.
12133 * config/mep/mep-protos.h: New file.
12134 * config/mep/mep-tramp.c: New file.
12135 * config/mep/mep.c: New file.
12136 * config/mep/mep.cpu: New file.
12137 * config/mep/mep.h: New file.
12138 * config/mep/mep.md: New file.
12139 * config/mep/mep.opt: New file.
12140 * config/mep/predicates.md: New file.
12141 * config/mep/t-mep: New file.
12143 2009-06-23 Ian Lance Taylor <iant@google.com>
12145 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12146 from loose_warn into c_loose_warn and from strict_warn into
12147 c_strict_warn. Set and substitute warn_cxxflags. Check for
12148 --enable-build-with-cxx. Set and substitute
12149 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12150 * Makefile.in (CXXFLAGS): New variable.
12151 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12152 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12153 the default is the same as $(STRICT_WARN).
12154 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12155 (CXX): New variable.
12156 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12157 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12158 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12159 (HOST_LIBS): New variable.
12160 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12161 (ALL_CXXFLAGS): New variable.
12162 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12163 * doc/install.texi (Configuration): Document
12164 --enable-build-with-cxx, --with-stage1-ldflags,
12165 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12166 * configure: Rebuild.
12168 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12170 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12171 from previous commit.
12173 2009-06-23 Ian Lance Taylor <iant@google.com>
12175 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12177 2009-06-23 Ian Lance Taylor <iant@google.com>
12179 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12180 with ATTRIBUTE_UNUSED.
12182 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12183 Pat Haugen <pthaugen@us.ibm.com>
12184 Revital Eres <eres@il.ibm.com>
12186 * config.in (HAVE_AS_POPCNTD): Add default definition.
12187 (HAVE_AS_LWSYNC): Ditto.
12189 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12191 (gcc_cv_as_powerpc_cmpb): Ditto.
12192 (gcc_cv_as_powerpc_dfp): Ditto.
12193 (gcc_cv_as_powerpc_vsx): Ditto.
12194 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12195 supporting the popcntd/lwsync instructions.
12196 (gcc_cv_as_powerpc_lwsync): Ditto.
12197 * configure: Regenerate.
12199 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12200 -mcpu=native and -mcpu=power7.
12201 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12203 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12204 a variable instead of a mask to reduce the number of mask bits.
12205 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12206 (-mbit-word): Ditto.
12207 (-mregnames): Ditto.
12208 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12209 (-mfused-madd): Ditto.
12211 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12213 (-mvsx): New switch for VSX instructions.
12214 (-misel): Move from a variable to a mask to allow it to be set by
12217 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12218 function declaration to an array declaration.
12219 (rs6000_hard_regno_nregs): New external array declaration.
12221 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12222 files included by rs6000.md.
12224 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12225 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12227 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12229 (rs6000_debug_reg): New -mdebug= variables.
12230 (rs6000_debug_addr): Ditto.
12231 (rs6000_debug_cost): Ditto.
12232 (rs6000_pmode): New variable to hold Pmode.
12233 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12234 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12235 calculated at compiler start.
12236 (rs6000_hard_regno_nregs): Change function to an array which holds
12237 HARD_REGNO_NREGS calculated at compiler start.
12238 (rs6000_explicit_options): Delete isel field.
12239 (rs6000_vector_unit): New array to hold which vector unit
12240 supports arithmetic options for a given type.
12241 (rs6000_vector_mem): New array to hold which vector unit supports
12242 memory reference operations for a given type.
12243 (rs6000_vector_align): New array to given the alignment of each
12245 (power7_cost): New basic costs for power7.
12246 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12247 (rs6000_hard_regno_nregs_internal): New function, moved from
12248 HARD_REGNO_NREGS, to calculate the number of registers each hard
12249 register takes for each type.
12250 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12251 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12252 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12253 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12254 unit information here so it is calculated once at compiler startup
12256 (rs6000_override_options): Make -misel a target mask. Add more
12257 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12258 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12260 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12261 (rs6000_handle_option): Move -misel from variable to target mask.
12262 (rs6000_builtin_mask_for_load): Add VSX support.
12263 (rs6000_conditional_register_usage): Ditto.
12264 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12265 (function_arg_boundary): Ditto.
12266 (rs6000_expand_builtin): Ditto.
12267 (def_builtin): Make abort message a little friendlier.
12268 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12270 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12271 assembler support the popcntd instruction instead of a vsx
12272 instruction to enable power7 support.
12273 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12274 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12275 option to the assembler if -mcpu=native.
12276 (ASM_CPU_NATIVE_SPEC): Ditto.
12277 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12279 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12280 the lwsync instruction.
12281 (enum processor_type): Add PROCESSOR_POWER7.
12282 (rs6000_debug_reg): New -mdebug= options.
12283 (rs6000_debug_addr): Ditto.
12284 (rs6000_debug_cost): Ditto.
12285 (rs6000_isel): Delete.
12286 (enum rs6000_vector): New enum to say what vector unit we have.
12287 (VECTOR_UNIT_*): New macros to say which vector unit has
12288 arithmetic operations for a given type.
12289 (VECTOR_MEM_*): New macros to say which vector unit has memory
12290 operations for a given type.
12291 (TARGET_LDBRX): Whether the machine supports the ldbrx
12293 (TARGET_ISEL): Delete, -misel moved to be a mask.
12294 (TARGET_ISEL64): New macro for 64-bit isel support.
12295 (UNITS_PER_VSX_WORD): New macro.
12296 (POINTER_SIZE): Move to be an external variable, rather than
12297 calculating whether we are generating 32 ot 64-bit code.
12299 (STACK_BOUNDARY): Add VSX support.
12300 (LOCAL_ALIGNMENT): Ditto.
12301 (SLOW_UNALIGNED_ACCESS): Ditto.
12302 (VSX_REGNO_P): New macro for VSX support.
12303 (VFLOAT_REGNO_P): Ditto.
12304 (VINT_REGNO_P): Ditto.
12305 (VLOGICAL_REGNO_P): Ditto.
12306 (VSX_VECTOR_MODE): Ditto.
12307 (VSX_SCALAR_MODE): Ditto.
12309 (VSX_MOVE_MODE): Ditto.
12310 (VSX_REG_CLASS_P): Ditto.
12311 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12313 (UNITS_PER_SIMD_WORD): Add VSX support.
12314 (MODES_TIEABLE_P): Ditto.
12315 (STARTING_FRAME_OFFSET): Ditto.
12316 (STACK_DYNAMIC_OFFSET): Ditto.
12317 (EPILOGUE_USES): Ditto.
12318 (REGNO_REG_CLASS): Move to array lookup.
12319 (CLASS_MAX_NREGS): Ditto.
12320 (rs6000_vector_reg_class): Add declaration.
12321 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12322 overlap with the floating point and Altivec registers.
12324 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12326 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12327 give the appropriate asm switches if -mcpu=native.
12328 (host_detect_local_cpu): Add support for "asm".
12329 (host_detect_local_cpu): Follow GNU code guidelines for name.
12331 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12332 -mbit-word to a variable instead of being a target mask.
12334 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12335 emit the lwsync instruction instead of emitting the instruction as
12336 an integer constant.
12338 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12339 fixuns_trundfsi2, move expander into rs6000.md.
12341 * config/rs6000/rs6000.md (cpu): Add power7.
12342 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12343 (logical predicate patterns): Change the single instruction
12344 primitives that set CR0 to be fast_compare instead of compare.
12346 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12347 (popcntddi2): Ditto.
12348 (popcount<mode>): Ditto.
12349 (floating multiply/add insns): Name the floating point
12350 multiply/add insns.
12351 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12352 (isel_unsigned_<mode>): Ditto.
12353 (fixuns_trundfsi2): Move expander here from spe.md.
12354 (smindi3): Define if we have -misel on 64-bit systems.
12359 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12361 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12363 * config/avr/avr.c (avr_current_device): New variable.
12364 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12365 (avr_arch, mcu_type_s): Move to avr.h.
12366 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12367 default_data_section_start fields.
12368 (avr_arch): Moved from avr.c.
12369 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12370 library_name fields.
12371 (avr_current_device, avr_mcu_types, avr_arch_types,
12372 avr_device_to_arch, avr_device_to_data_start,
12373 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12374 (EXTRA_SPEC_FUNCTIONS): Define.
12375 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12376 options mapping. Use device_to_arch and device_to_data_start insted.
12377 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12378 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12379 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12380 * config/avr/driver-avr.c: New file.
12381 * config/avr/avr-devices.c: New file.
12383 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12385 * var-tracking.c (unshare_variable): Force initialized to
12386 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12387 (set_variable_part): Likewise.
12388 (struct variable_union_info): Remove pos_src field.
12389 (vui_vec, vui_allocated): New variables.
12390 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12391 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12392 == 1 use a simpler sorting algorithm. Compute pos field right
12393 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12394 Avoid quadratic comparison if !flag_var_tracking_uninit.
12395 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12396 unshare_variable unconditionally.
12397 (dataflow_set_different_2): Removed.
12398 (dataflow_set_different): Don't traverse second hash table.
12399 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12400 unconditionally to var_reg_set or var_mem_set.
12401 (emit_notes_in_bb): Likewise.
12402 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12404 (emit_note_insn_var_location): Don't set initialized to
12405 VAR_INIT_STATUS_INITIALIZED early.
12406 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12408 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12410 * tree-object-size.c (addr_object_size): Instead of checking
12411 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12412 are no FIELD_DECLs following it.
12414 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12416 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12417 order to match bswaps with signed source operands.
12419 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12421 * sdbout.c (sdbout_one_type): Fix braces in switch.
12423 2009-06-23 Richard Guenther <rguenther@suse.de>
12425 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12427 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12428 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12429 var_callused, callused_tree, var_storedanything, storedanything_tree,
12430 var_integer, integer_tree): Remove global variables.
12431 (new_var_info): Do not pass new id, append the new var to the
12432 global variable vector.
12433 (do_ds_constraint): Use is_global_var member of the variable-info.
12434 (new_scalar_tmp_constraint_exp): Adjust.
12435 (create_function_info_for): Likewise.
12436 (create_variable_info_for): Likewise.
12437 (find_what_var_points_to): Remove dead code.
12438 (init_base_vars): Simplify.
12439 (compute_points_to_sets): Adjust.
12441 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12443 * combine.c (try_combine): Dump information about the insns we're
12446 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12448 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12449 check when calling force_to_mode on TRUNCATE's operand.
12451 2009-06-22 Ian Lance Taylor <iant@google.com>
12453 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12455 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12457 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12459 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12461 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12462 override library linkage flags such as -static-libgcc or
12465 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12467 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12469 2009-06-22 Ian Lance Taylor <iant@google.com>
12471 * config/linux.opt: Put mglibc ahead of muclibc.
12473 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12474 for duplicate decls.
12476 2009-06-22 Matthias Klose <doko@ubuntu.com>
12478 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12480 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12483 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12484 instead of NULL if a parser error occurs.
12486 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12488 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12489 non-DWARF2_DEBUGGING_INFO version.
12491 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12493 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12494 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12496 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12497 (LIBGCC2_TF_CEXT): Define.
12500 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12503 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12505 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12507 * config/arm/arm.c (arm_override_options): Disable
12508 -mcaller-super-interworking and -mcallee-super-interworking.
12509 * doc/invoke.texi (ARM Options): Document this.
12511 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12513 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12514 * config/arm/constraints.md (j): New constraint for movw operands.
12515 (N): Remove thumb2 meaning.
12516 * config/arm/arm.md (*arm_movw): Delete.
12517 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12518 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12519 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12521 2009-06-22 Martin Jambor <mjambor@suse.cz>
12523 PR tree-optimization/40492
12524 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12525 build_ref_for_offset.
12527 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12529 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12530 JUMP_TABLE_DATA_P predicates where applicable.
12531 * auto-inc-dec.c: Ditto.
12532 * builtins.c: Ditto.
12533 * caller-save.c: Ditto.
12535 * cfgcleanup.c: Ditto.
12536 * cfglayout.c: Ditto.
12538 * combine.c: Ditto.
12539 * combine-stack-adj.c: Ditto.
12543 * df-scan.c: Ditto.
12545 * dwarf2asm.c: Ditto.
12546 * dwarf2out.c: Ditto.
12547 * emit-rtl.c: Ditto.
12553 * function.c: Ditto.
12556 * genpreds.c: Ditto.
12557 * genrecog.c: Ditto.
12559 * ira-costs.c: Ditto.
12560 * ira-lives.c: Ditto.
12562 * loop-iv.c: Ditto.
12563 * lower-subreg.c: Ditto.
12564 * modulo-sched.c: Ditto.
12566 * postreload.c: Ditto.
12567 * print-rtl.c: Ditto.
12569 * reginfo.c: Ditto.
12570 * regmove.c: Ditto.
12571 * reload1.c: Ditto.
12574 * rtlanal.c: Ditto.
12576 * sched-vis.c: Ditto.
12578 * sel-sched-ir.c: Ditto.
12579 * simplify-rtx.c: Ditto.
12580 * targhooks.c: Ditto.
12581 * var-tracking.c: Ditto.
12582 * vmsdbgout.c: Ditto.
12584 2009-06-22 Matthias Klose <doko@ubuntu.com>
12586 * Makefile.in (install-plugin): Always use DESTDIR.
12588 2009-06-22 Olivier Hainque <hainque@adacore.com>
12590 * config/pa/pa.c (output_call): Don't optimize post call jumps
12591 into return address adjustments if the call may throw.
12593 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12595 * arm.c (thumb1_output_casesi): New function.
12596 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12597 optimizing for size or PIC.
12598 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12599 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12600 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12601 (thumb1_casesi_internal_pic): New expand rule.
12602 (thumb1_casesi_dispatch): New pattern.
12603 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12605 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12606 in the text seciton when PIC or optimizing for size.
12607 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12608 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12609 preservation properties of code.
12610 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12611 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12612 (__gnu_thumb1_case_si): New function.
12613 * t-arm (LIB1ASMSRC): Define here.
12614 (LIB1ASMFUNCS): Add some common functions.
12615 * t-arm-elf (LIB1ASMSRC): Delete.
12616 (LIB1ASMFUNCS): Append to existing set.
12617 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12618 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12619 * t-symbian (LIB1ASMFUNCS): Likewise.
12620 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12621 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12623 2009-06-21 Richard Guenther <rguenther@suse.de>
12625 PR tree-optimization/38729
12626 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12627 to loops with a single exit if -fno-expensive-optimizations.
12629 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12631 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12632 (dataflow_set): Change vars type from htab_t to shared_hash.
12633 (shared_hash_pool, empty_shared_hash): New variables.
12634 (vars_clear): Removed.
12635 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12636 shared_hash_find_slot_unshare, shared_hash_find_slot,
12637 shared_hash_find_slot_noinsert, shared_hash_find): New
12639 (shared_hash_unshare, shared_hash_destroy): New functions.
12640 (unshare_variable): Unshare set->vars if shared, use
12642 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12643 (get_init_value, find_src_set_src, dump_dataflow_set,
12644 clobber_variable_part, emit_notes_for_differences): Use
12646 (dataflow_set_init): Remove second argument, set vars to
12647 empty_shared_hash instead of creating a new htab.
12648 (dataflow_set_clear): Call shared_hash_destroy and set vars
12649 to empty_shared_hash instead of calling vars_clear.
12650 (dataflow_set_copy): Don't call vars_copy, instead just share
12651 the src htab with dst.
12652 (variable_union): Use shared_hash_*, use initially NO_INSERT
12653 lookup if set->vars is shared. Don't keep slot cleared before
12654 calling unshare_variable. Unshare set->vars if needed.
12655 Even ->refcount == 1 vars must be unshared if set->vars is shared
12656 and var needs to be modified.
12657 (variable_canonicalize): New function.
12658 (dataflow_set_union): If dst->vars is empty, just share src->vars
12659 with dst->vars and traverse with variable_canonicalize to canonicalize
12660 and unshare what is needed.
12661 (dataflow_set_different): If old_set and new_set use the same shared
12662 htab, they aren't different. If number of htab elements is different,
12663 htabs are different. Use shared_hash_*.
12664 (dataflow_set_destroy): Call shared_hash_destroy instead of
12666 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12667 second argument to dataflow_set_init.
12668 (vt_initialize): Likewise. Initialize shared_hash_pool and
12669 empty_shared_hash, move bb in/out initialization afterwards.
12670 Use variable_htab_free instead of NULL as changed_variables del hook.
12671 (variable_was_changed): Change type of second argument to pointer to
12672 dataflow_set. When inserting var into changed_variables, bump
12673 refcount. Unshare set->vars if set is shared htab and slot needs to
12675 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12676 lookup if set->vars is shared. Unshare set->vars if needed.
12677 Even ->refcount == 1 vars must be unshared if set->vars is shared
12678 and var needs to be modified. Adjust variable_was_changed caller.
12679 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12680 vars must be unshared if set->vars is shared and var needs to be
12681 modified. Adjust variable_was_changed caller.
12682 (emit_note_insn_var_location): Don't pool_free var.
12683 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12685 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12686 free_alloc_pool on shared_hash_pool.
12688 2009-06-20 Anthony Green <green@moxielogic.com>
12690 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12691 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12693 2009-06-20 Richard Guenther <rguenther@suse.de>
12695 * tree-ssa-structalias.c (find_func_aliases): For memset use
12696 a constraint from NULL if we memset to zero.
12697 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12698 we explicitly handle that do not read from memory.
12699 (call_may_clobber_ref_p_1): Properly handle builtins that may
12702 2009-06-20 Richard Guenther <rguenther@suse.de>
12704 PR tree-optimization/40495
12705 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12706 (new_scalar_tmp_constraint_exp): New function.
12707 (process_constraint): Do not create temporary decls.
12708 (process_all_all_constraints): Likewise.
12709 (handle_const_call): Likewise.
12710 (create_function_info_for): Do not set decl.
12712 2009-06-19 Ian Lance Taylor <iant@google.com>
12714 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12715 (rs6000_attribute_table): Make static; move before use.
12717 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12719 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12720 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12721 Propagate the TREE_READONLY flag without overwriting it.
12722 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12723 Propagate the TREE_READONLY flag onto the result.
12724 (process_call_operands): Move around. Use correct constant value.
12726 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12729 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12730 * config/arm/arm.md: Likewise.
12732 2009-06-19 Ian Lance Taylor <iant@google.com>
12734 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12735 to GIMPLE_ERROR_MARK.
12737 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12738 op2_original_type parameters. Warn about using different enum types.
12739 * c-parser.c (c_parser_conditional_expression): Pass original
12740 types to build_conditional_expr.
12741 * c-tree.h (build_conditional_expr): Update declaration.
12743 2009-06-19 Ian Lance Taylor <iant@google.com>
12745 * config/i386/i386.c (ix86_function_specific_save): Test that
12746 fields match values, rather than testing the values are in a
12749 2009-06-19 Richard Guenther <rguenther@suse.de>
12751 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12752 ADDR_EXPR pointers.
12753 (ptr_derefs_may_alias_p): Likewise.
12754 (ptr_deref_may_alias_ref_p_1): New function.
12755 (ptr_deref_may_alias_ref_p): Likewise.
12756 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12757 covered by looking at the ESCAPED solution.
12758 (call_may_clobber_ref_p_1): Likewise.
12759 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12760 Handle NULL_TREE offset. Do not produce redundant constraints.
12761 (process_all_all_constraints): New helper function.
12762 (do_structure_copy): Use it.
12763 (handle_lhs_call): Likewise.
12764 (find_func_aliases): Handle some builtins with pointer arguments
12765 and/or return values explicitly.
12767 2009-06-19 Ian Lance Taylor <iant@google.com>
12769 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12771 2009-06-19 Ian Lance Taylor <iant@google.com>
12773 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12775 2009-06-19 Ian Lance Taylor <iant@google.com>
12777 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12778 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12781 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12782 uninitialized const.
12784 2009-06-19 Ian Lance Taylor <iant@google.com>
12786 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12789 * c-decl.c (in_struct, struct_types): Remove.
12790 (struct c_binding): Add in_struct field.
12791 (c_binding_ptr): Define type, along with VEC.
12792 (struct c_struct_parse_info): Define.
12793 (struct_parse_info): New static variable.
12794 (bind): Initialize in_struct field.
12795 (start_struct): Remove enclosing_in_struct and
12796 enclosing_struct_types parameters. Add
12797 enclosing_struct_parse_info parameter. Change all callers. Set
12798 struct_parse_info rather than in_struct and struct_types.
12799 (grokfield): If -Wc++-compat and there is a symbol binding for the
12800 field name, set the in_struct flag and push it on the
12801 struct_parse_info->fields vector.
12802 (warn_cxx_compat_finish_struct): New static function.
12803 (finish_struct): Remove enclosing_in_struct and
12804 enclosing_struct_types parameters. Add
12805 enclosing_struct_parse_info parameter. Change all callers. Don't
12806 set C_TYPE_DEFINED_IN_STRUCT here. Call
12807 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12808 parameter. Only push on struct_types if warn_cxx_compat.
12809 (finish_enum): Only push on struct_types if warn_cxx_compat.
12810 (declspecs_add_type): Add loc parameter. Change all callers.
12811 Change all error calls to error_at. Pass loc, not input_location,
12812 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12813 defined in a struct. If -Wc++-compat and parsing a struct, record
12814 that a typedef name was used.
12815 * c-parser.c (c_parser_declspecs): Get location to pass to
12816 declspecs_add_type.
12817 (c_parser_struct_or_union_specifier): Update calls to start_struct
12819 * c-tree.h (struct c_struct_parse_info): Declare.
12820 (finish_struct, start_struct): Update declarations.
12821 (declspecs_add_type): Update declaration.
12823 2009-06-19 Ian Lance Taylor <iant@google.com>
12825 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12826 variable with an anonymous type.
12828 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12830 * see.c: Remove for real.
12832 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12834 * optabs.h (enum optab_index): Add new OTI_significand.
12835 (significand_optab): Define corresponding macro.
12836 * optabs.c (init_optabs): Initialize significand_optab.
12837 * genopinit.c (optabs): Implement significand_optab using
12838 significand?f2 patterns.
12839 * builtins.c (expand_builtin_mathfn): Handle
12840 BUILT_IN_SIGNIFICAND{,F,L}.
12841 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12842 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12844 * config/i386/i386.md (significandxf2, significand<mode>2): New
12845 expanders to implement significandf, significand and significandl
12846 built-ins as inline x87 intrinsics.
12848 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12850 * config/avr/avr.c (avr_override_options): Remove setting value of
12851 PARAM_INLINE_CALL_COST.
12853 2009-06-18 Richard Henderson <rth@redhat.com>
12856 * tree-pass.h (TDF_ASMNAME): New.
12857 * tree-dump.c (dump_options): Add asmname.
12858 * doc/invoke.texi: Document it.
12860 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12861 (dump_decl_name): ...here.
12862 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12863 (dump_generic_node): Update dump_function_name calls.
12864 (print_call_name): New flags arg; update all dump calls.
12865 * diagnostic.h (print_call_name): Update.
12866 * gimple-pretty-print.c (dump_gimple_call): Update.
12868 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12871 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12873 2009-06-18 Diego Novillo <dnovillo@google.com>
12875 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12876 * plugin.c (str_license): Declare.
12877 (try_init_one_plugin): Assert that the symbol
12878 'plugin_is_GPL_compatible' exists.
12880 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12883 * Makefile.in (OBJS-common): Remove see.o.
12885 * common.opt (fsee): Mark as preserved for backward compatibility.
12886 * opts.c (common_handle_option): Add OPT_fsee to the backward
12887 compatibility section.
12888 * passes.c (init_optimization_passes, pass_see): Remove pass.
12889 * timevar.def (TV_SEE): Remove.
12890 * tree-pass.h (pass_see): Remove declaration.
12891 * doc/invoke.texi (-fsee): Remove documentation.
12893 2009-06-18 Martin Jambor <mjambor@suse.cz>
12895 * tree-sra.c: Include statistics.h
12896 (sra_stats): New variable.
12897 (sra_initialize): Clear sra_stats.
12898 (create_access_replacement): Increment sra_stats.replacements.
12899 (get_access_replacement): Do not return twice.
12900 (analyze_all_variable_accesses): Increment statistics counter by the
12901 number of scalarized aggregates.
12902 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12903 (sra_modify_expr): Increment sra_stats.exprs.
12904 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12905 (sra_modify_assign): Increment sra_stats.exprs,
12906 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12907 (perform_intra_sra): Update statistics counters.
12908 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12910 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12912 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12913 (arm_scalar_mode_supported_p): New function.
12915 2009-06-18 Paul Brook <paul@codesourcery.com>
12916 Sandra Loosemore <sandra@codesourcery.com>
12918 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12919 (__extendhfsf2, __truncsfhf2): Define.
12920 * config/arm/fp16.c: New file.
12921 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12922 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12924 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12926 * doc/extend.texi (Half-Precision): New section.
12927 * doc/invoke.texi (Option Summary): List -mfp16-format.
12928 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12929 * config/arm/arm.opt (mfp16-format=): New.
12930 * config/arm/arm.c: Include intl.h.
12931 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12932 (TARGET_INVALID_RETURN_TYPE): Redefine.
12933 (TARGET_PROMOTED_TYPE): Redefine.
12934 (TARGET_CONVERT_TO_TYPE): Redefine.
12935 (arm_fp16_format): Define.
12936 (all_fpus): Add entry for neon-fp16.
12937 (fp_model_for_fpu): Likewise.
12938 (struct fp16_format): Declare.
12939 (all_fp16_formats): Define.
12940 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12942 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12944 (arm_legitimate_index_p): Treat HFmode like HImode.
12945 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12946 (coproc_secondary_reload_class): Special-case HFmode.
12947 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12948 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12949 (arm_init_fp16_builtins): New.
12950 (arm_init_builtins): Call it.
12951 (arm_invalid_parameter_type): New.
12952 (arm_invalid_return_type): New.
12953 (arm_promoted_type): New.
12954 (arm_convert_to_type).
12955 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12957 (arm_emit_fp16_const): New function.
12958 (arm_mangle_type): Mangle __fp16 as "Dh".
12959 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12961 (TARGET_NEON_FP16): New.
12962 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12963 (enum fputype): Add FPUTYPE_NEON_FP16.
12964 (enum arm_fp16_format_type): Declare.
12965 (arm_fp16_format): Declare.
12966 (LARGEST_EXPONENT_IS_NORMAL): Define.
12967 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12968 * config/arm/arm-modes.def (HFmode): Define.
12969 * config/arm/vfp.md: (*movhf_vfp): New.
12970 (extendhfsf2): New.
12972 * config/arm/arm.md: (fpu): Add neon_fp16.
12973 (floatsihf2, floatdihf2): New.
12974 (fix_trunchfsi2, fix_trunchfdi2): New.
12976 (extendhfdf2): New.
12978 (*arm32_movhf): New.
12979 (*thumb1_movhf): New.
12980 (consttable_2): Add check for HFmode constants.
12981 (consttable_4): Handle HFmode constants.
12983 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12985 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12987 2009-06-17 Olivier Hainque <hainque@adacore.com>
12989 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12990 const char ** conversion in AIX specific section.
12992 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12994 * config/i386/i386.c (ix86_special_builtin_type): Remove
12995 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12996 (bdesc_special_args): Updated.
12997 (ix86_init_mmx_sse_builtins): Likewise.
12998 (ix86_expand_special_args_builtin): Likewise.
13000 2009-06-17 Richard Henderson <rth@redhat.com>
13002 * tree-pretty-print.c (maybe_dump_asm_name): New.
13003 (dump_decl_name): Use it.
13004 (PRINT_FUNCTION_NAME): Merge into...
13005 (dump_function_name): ... here. Use maybe_dump_asm_name.
13007 2009-06-17 Cary Coutant <ccoutant@google.com>
13009 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13011 * debug.c (struct gcc_debug_hooks): Change placeholder for
13013 (debug_nothing_int_charstar_int): Replaced by...
13014 (debug_nothing_int_charstar_int_bool): ...this.
13015 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13016 source_line prototype.
13017 (debug_nothing_int_charstar_int): Replaced by...
13018 (debug_nothing_int_charstar_int_bool): ...this.
13019 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13020 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13021 Output is_stmt operand when necessary.
13022 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13023 (notice_source_line): Add is_stmt parameter.
13024 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13025 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13027 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13028 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13030 2009-06-17 Ian Lance Taylor <iant@google.com>
13032 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13034 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13037 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13039 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13040 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13041 tree_strip_sign_nop_conversions and
13042 tree_ssa_strip_useless_type_conversions rather than stripping
13043 the operations here.
13044 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13046 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13047 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13048 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13049 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13052 2009-06-17 Michael Eager <eager@eagercon.com>
13054 * config/rs6000/constraints.md (register_constraint "d"): New.
13055 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13056 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13057 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13058 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13059 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13060 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13061 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13062 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13063 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13064 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13066 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13067 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13068 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13069 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13070 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13071 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13072 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13073 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13074 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13075 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13076 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13077 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13078 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13079 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13081 2009-06-16 Ian Lance Taylor <iant@google.com>
13083 * profile.c (total_num_never_executed): Don't define.
13084 (compute_branch_probabilities): Don't count or print
13085 num_never_executed.
13086 (init_branch_prob): Don't set total_num_never_executed.
13087 (end_branch_prob): Don't print total_num_never_executed.
13089 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13091 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13093 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13095 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13096 (nabstd2_fpr): Same.
13098 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13100 * expr.c (expand_assignment): Change complex type check.
13102 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13104 * doc/plugins.texi (Building GCC plugins): Added new section.
13106 2009-06-17 Ian Lance Taylor <iant@google.com>
13108 * c-pch.c (get_ident): Don't set size of templ array.
13109 (pch_init): Don't set size of partial_pch array.
13111 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13112 string constant to intialize an array whose size is the length of
13115 2009-06-17 Richard Guenther <rguenther@suse.de>
13117 PR tree-optimization/40389
13118 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13119 to addressable types.
13120 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13122 2009-06-17 Richard Guenther <rguenther@suse.de>
13124 PR middle-end/40460
13125 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13126 if there is no evolution of left in the loop bail out.
13127 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13128 chrec_fold_multiply.
13130 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13131 Janis Johnson <janis187@us.ibm.com>
13134 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13135 for the symbol ref of a constant that is the source of a move
13136 - nor for any other not-obvious-label-ref constants.
13138 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13140 * plugin.c (position_pass): Skip newly inserted pass during list
13141 traversal to avoid repeated insertion.
13143 2009-06-16 Ian Lance Taylor <iant@google.com>
13145 * vec.h (VEC_stack_alloc): Define different version if
13146 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13147 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13148 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13149 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13151 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13153 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13155 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13156 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13157 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13158 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13159 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13160 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13161 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13162 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13163 __builtin_ia32_rdtscp.
13164 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13165 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13166 and __builtin_ia32_rorhi.
13167 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13168 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13169 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13170 (ix86_expand_args_builtin): Likewise.
13171 (ix86_expand_special_args_builtin): Likewise.
13173 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13174 (UNSPECV_RDTSC): Likewise.
13175 (UNSPECV_RDPMC): Likewise.
13176 (*bsr): Renamed to ...
13178 (*bsr_rex64): Renamed to ...
13181 (*rdpmc): Likewise.
13182 (*rdpmc_rex64): Likewise.
13184 (*rdtsc): Likewise.
13185 (*rdtsc_rex64): Likewise.
13186 (rdtscp): Likewise.
13187 (*rdtscp): Likewise.
13188 (*rdtscp_rex64): Likewise.
13190 * config/i386/ia32intrin.h: New.
13192 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13194 2009-06-16 Ian Lance Taylor <iant@google.com>
13196 * ira-build.c (copy_info_to_removed_store_destinations):
13197 Initialize parent_a.
13199 2009-06-16 Ian Lance Taylor <iant@google.com>
13201 * c-decl.c (grokdeclarator): Change size_varies to bool.
13203 2009-06-16 Ian Lance Taylor <iant@google.com>
13205 * sel-sched.c: Make forward declarations of move_op_hooks and
13206 fur_hooks explicitly extern.
13208 2009-06-16 Ian Lance Taylor <iant@google.com>
13210 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13211 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13213 2009-06-16 Ian Lance Taylor <iant@google.com>
13215 * resource.c (mark_referenced_resources): Change
13216 include_delayed_effects parameter to bool. Change all callers.
13217 (mark_end_of_function_resources): Likewise.
13218 * reorg.c (insn_references_resource_p): Likewise.
13219 (insn_sets_resource_p): Likewise.
13220 * resource.h (mark_referenced_resources): Update declaration.
13221 (mark_end_of_function_resources): Update declaration.
13223 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13225 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13227 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13229 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13230 GCC can bootstrap on AIX with GNU Binutils 2.20.
13232 2009-06-16 Ian Lance Taylor <iant@google.com>
13234 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13236 2009-06-16 Ian Lance Taylor <iant@google.com>
13238 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13239 inline, not extern inline.
13240 (exact_log2): Likewise.
13241 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13243 (exact_log2): Likewise, but don't test CTZ_HWI.
13245 2009-06-16 Ian Lance Taylor <iant@google.com>
13247 * bitmap.c (bitmap_clear): Don't declare as inline.
13248 * gimple.c (gimplify_assign): Likewise.
13249 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13250 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13251 (sched_scan_info): Remove duplicate definition.
13253 2009-06-16 Ian Lance Taylor <iant@google.com>
13255 * c-common.c (skip_evaluation): Don't define.
13256 (c_inhibit_evaluation_warnings): Define global variable.
13257 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13258 than skip_evaluation.
13259 (convert_and_check, warn_for_div_by_zero): Likewise.
13260 * c-common.h (skip_evaluation): Don't declare.
13261 (c_inhibit_evaluation_warnings): Declare.
13262 * c-parser.c (c_parser_typeof_specifier): Set
13263 c_inhibit_evaluation_warnings rather than skip_evaluation.
13264 (c_parser_conditional_expression): Likewise.
13265 (c_parser_binary_expression): Likewise.
13266 (c_parser_sizeof_expression): Likewise.
13267 (c_parser_alignof_expression): Likewise.
13268 * c-typeck.c (build_indirect_ref): Check
13269 c_inhibit_evaluation_warnings rather than skip_evaluation.
13270 (build_conditional_expr, build_binary_op): Likewise.
13272 2009-06-16 Richard Guenther <rguenther@suse.de>
13274 * tree-ssa-alias.c (is_escape_site): Remove.
13275 * tree-ssa-alias.h (enum escape_type): Remove.
13276 (is_escape_site): Likewise.
13277 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13278 via casts and asms without deferring to is_escape_site.
13280 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13282 PR middle-end/40446
13283 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13284 use gen_lowpart if op0 has complex mode.
13286 2009-06-16 Richard Guenther <rguenther@suse.de>
13288 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13289 variables add them to ESCAPED.
13290 (find_func_aliases): Do not make all indirectly stored values escaped.
13292 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13294 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13295 make_decl_one_only.
13297 2009-06-16 Martin Jambor <mjambor@suse.cz>
13299 PR tree-optimization/40432
13300 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13301 check whether we need to force gimple register operand.
13303 2009-06-16 Martin Jambor <mjambor@suse.cz>
13305 PR tree-optimization/40413
13306 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13307 build_ref_for_offset.
13308 (propagate_subacesses_accross_link): Fix a typo in a comment.
13310 2009-06-16 Ira Rosen <irar@il.ibm.com>
13312 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13313 with additional parameter.
13314 * tree-vectorizer.h (enum vect_def_type): Add new value
13316 (enum vect_relevant): Add comments.
13317 (vect_is_simple_reduction): Add new argument.
13318 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13319 Detect nested cycles.
13320 (vect_is_simple_reduction): Update documentation, add an argument to
13321 distinguish inner-loop reduction from nested cycle, detect nested
13322 cycles, fix printings and indentation, don't swap operands in case
13324 (get_initial_def_for_reduction): Handle subtraction.
13325 (vect_create_epilog_for_reduction): Add new argument to specify
13326 reduction variable.
13327 (vect_finalize_reduction): Handle subtraction, fix comments.
13328 (vectorizable_reduction): Handle nested cycles. In case of nested
13329 cycle keep track of the reduction variable position. Call
13330 vect_is_simple_reduction with additional parameter. Use original
13331 statement code in reduction epilogue for nested cycle. Call
13332 vect_create_epilog_for_reduction with additional parameter.
13333 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13334 inner-loop vectorization.
13335 (vect_recog_widen_sum_pattern): Likewise.
13336 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13338 (vect_mark_stmts_to_be_vectorized): Likewise.
13339 (vect_get_vec_def_for_operand): Handle nested cycles.
13341 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13343 * doc/invoke.texi (Debugging Options): Fix option index entries
13344 for -fdump-statistics, -frandom-seed add entries for
13345 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13346 (FRV Options): Fix entries for -mTLS, -mtls.
13347 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13348 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13349 (M68hc1x Options): Fix @itemx for -mnominmax.
13350 (MCore Options): Fix entry for -mno-lsim.
13351 (MMIX Options): Fix entry for -mabi=mmixware.
13352 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13354 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13356 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13357 Mention the plugin mode of gengtype.
13358 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13359 * gengtype.c: Updated copyright.
13360 (plugin_files, nb_plugin_files) Added new static variables.
13361 (measure_input_list) Care about plugin_files.
13362 (write_rtx_next): Added early return in plugin mode.
13363 (create_file): Updated copyright year in generated file. Added
13365 (oprintf): Added early return if NULL outf.
13366 (get_output_file_with_visibility): Care of plugin_files.
13367 (get_output_file_name): May return null.
13368 (write_local): Added early return.
13369 (put_mangled_filename): Ditto.
13370 (finish_root_table): Added check for base_files.
13371 (write_roots): Care about null when plugins.
13372 (main): Added plugin mode.
13374 2009-06-15 Ian Lance Taylor <iant@google.com>
13376 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13377 * gcov.c (read_count_file): Add braces around variables declared
13380 * c.opt (Wjump-misses-init): New warning.
13381 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13382 -Wall and -Wc++-compat if not already set.
13383 (c_common_post_options): Clear warn_jump_misses_init if it was not
13385 * c-decl.c (struct c_binding): Change type field to a union with
13386 new label field. Make it the first field in the struct. Update
13387 references to type to use u.type instead.
13388 (struct c_spot_bindings): Define.
13389 (struct c_goto_bindings): Define.
13390 (c_goto_bindings_p): Define, along with VECs.
13391 (struct c_label_vars): Define.
13392 (struct c_scope): Add has_label_bindings field.
13393 (bind_label, set_spot_bindings): New static functions.
13394 (decl_jump_unsafe, update_spot_bindings): New static functions.
13395 (update_label_decls): New static function.
13396 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13397 Update binding u.label field to shadowed field.
13398 (c_binding_start_stmt_expr): New function.
13399 (c_binding_end_stmt_expr): New function.
13400 (pushdecl): Don't call c_begin_vm_scope.
13401 (make_label): Add defining and p_label_vars parameters. Change
13403 (lookup_label): Correct test for whether a label has not yet been
13404 defined. Call bind_label rather than bind.
13405 (warn_about_goto): New static function.
13406 (lookup_label_for_goto): New function.
13407 (declare_label): Call bind_label rather than bind.
13408 (check_earlier_gotos): New static function.
13409 (define_label): Don't give errors about jumping into statement
13410 expressions or scopes of variably modified types. Call
13411 set_spot_bindings and check_earlier_gotos. Call bind_label
13412 instead of bind. Don't set label_context_stack_se or
13413 label_context_stack_vm.
13414 (c_get_switch_bindings): New function.
13415 (c_release_switch_bindings): New function.
13416 (c_check_switch_jump_warnings): New function.
13417 (start_function): Don't set label_context_stack_se or
13418 label_context_stack_vm.
13419 (finish_function): Likewise.
13420 * c-typeck.c (label_context_stack_se): Don't define.
13421 (label_context_stack_vm): Don't define.
13422 (c_finish_goto_label): Call lookup_label_for_goto rather than
13423 lookup_label. Don't give errors about jumping into a statement
13424 expression or the scope of a variably modified type. Don't set
13425 label_context_stack_se or label_context_stack_vm.
13426 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13427 fields. Add bindings field.
13428 (c_start_case): Don't set deleted fields. Set bindings field.
13429 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13430 or blocked_vm. Call c_check_switch_jump_warnings.
13431 (c_finish_case): Don't test blocked_stmt_expr field. Call
13432 c_release_switch_bindings.
13433 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13434 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13435 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13436 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13437 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13438 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13439 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13440 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13441 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13442 (C_DECL_UNJUMPABLE_VM): Don't define.
13443 (C_DECL_UNDEFINABLE_VM): Don't define.
13444 (struct c_label_list): Don't define.
13445 (struct c_label_context_se): Don't define.
13446 (struct c_label_context_vm): Don't define.
13447 (struct c_spot_bindings): Declare.
13448 (c_bindings_start_stmt_expr): Declare.
13449 (c_bindings_end_stmt_expr): Declare.
13450 (lookup_label_for_goto): Declare.
13451 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13452 (c_check_switch_jump_warnings): Declare.
13453 (label_context_stack_se, label_context_stack_vm): Don't declare.
13454 (c_finish_goto_label): Update declaration.
13455 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13456 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13457 (Warning Options): Document -Wjump-misses-init.
13459 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13461 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13464 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13466 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13468 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13470 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13472 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13474 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13476 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13478 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13479 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13480 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13481 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13482 * dwarf2asm.c (dw2_force_const_mem): Update call to
13483 make_decl_one_only.
13484 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13485 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13486 * langhooks.c (lhd_comdat_group): Remove.
13487 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13488 * tree.h (DECL_COMDAT_GROUP): New.
13489 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13490 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13491 (make_decl_one_only): Change signature.
13492 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13493 make_decl_one_only.
13494 (make_decl_one_only): Change signature.
13495 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13497 2009-06-15 Richard Guenther <rguenther@suse.de>
13499 PR middle-end/40439
13500 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13502 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13504 * tree-ssa-math-opts.c: Remove extra divide.
13506 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13508 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13510 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13512 * passes.c: Add bswap pass.
13513 * tree-pass.h: Add pass_optimize_bswap declaration.
13514 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13515 Include rtl.h, expr.h and optabs.h for optab_handler check.
13516 (struct symbolic_number, pass_optimize_bswap): New definition.
13517 (do_shift_rotate, verify_symbolic_number_p): New functions.
13518 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13519 (gate_optimize_bswap): New function.
13520 * tree.c (widest_int_cst_value): New function.
13521 * tree.h (widest_int_cst_value): Prototype added.
13523 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13525 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13526 REG_EQUAL/REG_EQUIV notes.
13528 2009-06-14 Richard Guenther <rguenther@suse.de>
13530 PR middle-end/40389
13531 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13532 has its address taken if NRV was applied and it is addressable.
13533 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13534 function split out from ...
13535 (get_constraint_for_1): ... here.
13536 (handle_rhs_call): Use it to mark the return slot escaped if
13537 it is addressable and NRV was applied.
13539 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13541 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13542 Change first argument type to location_t.
13543 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13544 Do not set input_location.
13545 Use loc instead of input_location throughout.
13547 2009-06-13 Richard Guenther <rguenther@suse.de>
13549 PR tree-optimization/40421
13550 * tree-predcom.c (should_unroll_loop_p): Remove.
13551 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13553 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13555 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13556 Add location argument.
13558 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13560 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13562 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13563 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13564 * config/spu/spu-protos.h: Add location to
13565 spu_resolve_overloaded_builtin.
13566 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13567 spu_build_builtin_va_list.
13568 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13569 argument. Pass location to build_function_call_vec.
13570 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13572 (emit_fpu_switch): Same.
13573 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13574 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13575 to build_decl and create_artificial_label.
13576 (xtensa_gimplify_va_arg_expr): Same.
13577 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13578 (xstormy16_gimplify_va_arg_expr): Same.
13579 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13580 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13581 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13582 (mips16_build_function_stub): Same.
13583 (mips16_build_call_stub): Same.
13585 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13588 * arm/constraints.md (Pa, Pb): New constraints.
13589 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13590 split pattern to deal with them.
13592 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13594 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13595 fix index entry for -Xpreprocessor.
13597 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13599 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13600 Add location argument to build_decl call.
13601 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13602 (rs6000_init_builtins): Same.
13603 (spe_init_builtins): Same.
13604 (rs6000_gimplify_va_arg): Add location argument to
13605 create_artificial_label call.
13607 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13609 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13610 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13611 * Makefile.in: Fix GGC dependency for gcse.o.
13613 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13615 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13616 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13617 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13619 * c-parser.c (c_parser_binary_expression): Use current column while
13620 building binary operations.
13621 * common.opt (fshow-column): Enable by default.
13622 * tree-vrp.c (check_array_ref): Use warning_at.
13623 (check_array_bounds): Use location from call back if expr has no
13625 * tree.h: Add location argument to maybe_fold_*.
13626 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13627 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13628 (maybe_fold_offset_to_component_ref): Same.
13629 (maybe_fold_offset_to_reference): Same.
13630 (maybe_fold_offset_to_address): Same.
13631 (maybe_fold_stmt_indirect): Same.
13632 (maybe_fold_stmt_addition): Same.
13633 (fold_stmt_r): Pass location to maybe_fold_*.
13634 (fold_gimple_assign): Same.
13635 * c-tree.h: Add location argument to finish_decl,
13636 default_function_array_conversion, store_init_value.
13637 * c-decl.c (define_label): Use error_at.
13638 (c_make_fname_decl): Pass location to finish_decl.
13639 (finish_decl): New location argument.
13640 (build_compound_literal): Pass location to store_init_value.
13641 (grokdeclarator): Pass location to finish_decl.
13643 * c-typeck.c (array_to_pointer_conversion): New location argument.
13644 (function_to_pointer_conversion): Same.
13645 (default_function_array_conversion): Same.
13646 (parser_build_unary_op): Pass location to overflow_warning.
13647 (parser_build_binary_op): Same. Use warning_at.
13648 (build_unary_op): Pass location to array_to_pointer_conversion.
13649 (build_c_cast): Pass location to digest_init.
13650 (build_modify_expr): New location argument.
13651 (convert_for_assignment): Same.
13652 (store_init_value): Same.
13653 (digest_init): Same.
13654 (output_init_element): Pass location to digest_init and
13655 array_to_pointer_conversion.
13656 (c_finish_return): Pass location to convert_for_assignment.
13657 * gimplify.c (gimplify_conversion): Pass location to
13658 maybe_fold_offset_to_address.
13659 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13660 to maybe_fold_stmt_addition.
13661 * c-omp.c (c_finish_omp_atomic): Pass new location to
13663 (c_finish_omp_for): Same.
13664 * c-common.c (overflow_warning): New argument.
13665 * c-common.h: New argument to build_modify_expr, overflow_warning.
13666 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13668 (c_parser_initializer): Pass location to
13669 default_function_array_conversion.
13670 (c_parser_initelt): Same.
13671 (c_parser_initval): Same.
13672 (c_parser_asm_operands): Same.
13673 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13674 (c_parser_conditional_expression): Same.
13675 (c_parser_binary_expression): Add location info to stack. Use it.
13676 (c_parser_unary_expression): Pass location to
13677 default_function_array_conversion, parser_build_unary_op,
13678 build_indirect_ref, c_parser_postfix_expression_after_primary.
13679 (c_parser_postfix_expression_after_primary): New location argument.
13681 (c_parser_expression_conv): Pass location to
13682 default_function_array_conversion.
13683 (c_parser_expr_list): Same.
13684 (c_parser_omp_atomic): Same.
13685 (c_parser_omp_for_loop): Same.
13686 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13687 (build_array_declarator): New argument.
13688 * c-decl.c (build_array_declarator): Add location argument.
13689 (grokdeclarator): Set id_loc for cdk_array.
13690 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13691 build_array_declarator.
13692 * tree.c (build_omp_clause): Add location argument.
13693 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13694 (OMP_CLAUSE_LOCATION): New macro.
13695 (struct tree_omp_clause): Add location field.
13696 (build_omp_clause): Add argument.
13697 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13698 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13700 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13701 (cp_parser_omp_clause_collapse): Same.
13702 (cp_parser_omp_clause_default): Same.
13703 (cp_parser_omp_clause_if): Same.
13704 (cp_parser_omp_clause_nowait): Same.
13705 (cp_parser_omp_clause_num_threads): Same.
13706 (cp_parser_omp_clause_ordered): Same.
13707 (cp_parser_omp_clause_schedule): Same.
13708 (cp_parser_omp_clause_untied): Same.
13709 (cp_parser_omp_for_loop): Same.
13710 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13711 * c-tree.h (c_start_case): Add location argument.
13712 (c_process_expr_stmt): Same.
13713 (c_finish_goto_*): Same.
13714 * tree-parloops.c (initialize_reductions): Pass location to
13716 (create_parallel_loop): Same.
13717 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13718 (gfc_trans_omp_reduction_list): Same.
13719 (gfc_trans_omp_clauses): Same.
13720 (gfc_trans_omp_do): Same.
13721 * c-typeck.c (c_finish_goto_label): Same.
13722 (c_finish_goto_ptr): New location argument.
13723 (c_start_case): Same.
13724 (emit_side_effect_warnings): Same.
13725 (c_process_expr_stmt): Same.
13726 (c_finish_stmt_expr): Same.
13727 (c_finish_omp_clauses): Use error_at instead of error.
13728 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13730 * c-omp.c (c_split_parallel_clauses): New location argument.
13731 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13732 to build_omp_clause.
13733 (convert_local_reference_stmt): Same.
13734 (convert_gimple_call): Same.
13735 * c-common.h (c_split_parallel_clauses): New argument.
13736 * c-parser.c (c_parser_statement_after_labels): Pass location to
13737 c_finish_goto_label.
13738 (c_parser_switch_statement): Pass location to c_start_case.
13739 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13740 and c_process_expr_stmt.
13741 (c_parser_omp_variable_list): Add location argument.
13742 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13743 (c_parser_omp_clause_default): Same.
13744 (c_parser_omp_clause_if): Same.
13745 (c_parser_omp_clause_num_threads): Same.
13746 (-c_parser_omp_clause_ordered): Same.
13747 (c_parser_omp_clause_reduction): Pass location to
13748 c_parser_omp_variable_list.
13749 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13750 (c_parser_omp_clause_untied): Same.
13751 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13752 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13754 * c-tree.h (check_for_loop_decls, undeclared_variable,
13755 build_component_ref, build_array_ref, build_external_ref,
13756 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13757 build_conditional_expr, build_compound_expr, c_cast_expr,
13758 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13759 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13761 * c-semantics.c (build_stmt): Same.
13762 (build_case_label): Same.
13763 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13764 (undeclared_variable): New argument.
13765 (make_label): Same.
13766 (lookup_label): Pass location on down.
13767 (define_label): Same.
13768 (finish_decl): Same.
13769 (build_compound_literal): Same.
13770 (finish_struct): Same.
13771 (finish_function): Do not set location here.
13772 (check_for_loop_decls): New argument.
13773 * tree.c (save_expr): Set location.
13774 (build_empty_stmt): New argument.
13775 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13776 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13777 * builtins.c (gimplify_va_arg_expr): Use locations.
13778 (expand_builtin_sync_operation): Same.
13779 * c-typeck.c (build_component_ref): New argument.
13780 (build_array_ref): Same.
13781 (build_external_ref): Same.
13782 (c_expr_sizeof_expr): Same.
13783 (c_expr_sizeof_type): Same.
13784 (parser_build_unary_op): Same.
13785 (build_conditional_expr): Same.
13786 (build_compound_expr): Pass location on down.
13787 (build_compound_expr): New argument.
13788 (build_c_cast): Same.
13789 (c_cast_expr): Same.
13790 (build_asm_expr): Same.
13791 (c_finish_return): Same.
13792 (c_process_expr_stmt): Pass location on down.
13793 (c_finish_stmt_expr): New argument.
13794 (push_clenaup): Same.
13795 (c_finish_omp_parallel): Same.
13796 (c_finish_omp_task): Same.
13797 * gimplify.c (gimplify_call_expr): Pass location on down.
13798 * c-omp.c (c_finish_omp_master): New argument.
13799 (c_finish_omp_critical): Same.
13800 (c_finish_omp_ordered): Same.
13801 (c_finish_omp_barrier): Same.
13802 (-c_finish_omp_taskwait): Same.
13803 (c_finish_omp_atomic): Same.
13804 (c_finish_omp_flush): Same.
13805 * tree-inline.c (copy_tree_body_r): Pass location on down.
13806 (inline_forbidden_p): Remove use of input_location.
13807 * c-gimplify.c (c_build_bind_expr): New argument.
13808 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13809 (c_sizeof_or_alignof_type): New argument.
13810 (c_alignof_expr): Same.
13811 (build_va_arg): Same.
13812 (c_add_case_label): Same.
13813 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13814 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13815 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13816 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13817 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13818 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13820 * stub-objc.c (objc_build_selector_expr): Same.
13821 (objc_build_throw_stmt): Same.
13822 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13823 (c_parser_initelt): Same.
13824 (c_parser_compound_statement): Same.
13825 (c_parser_compound_statement_nostart): Same.
13826 (c_parser_label): Same.
13827 (c_parser_statement_after_labels): Same.
13828 (c_parser_if_body): Same.
13829 (c_parser_else_body): Same.
13830 (c_parser_if_statement): Same.
13831 (c_parser_switch_statement): Same.
13832 (c_parser_while_statement): Same.
13833 (c_parser_do_statement): Same.
13834 (c_parser_for_statement): Same.
13835 (c_parser_asm_statement): Same.
13836 (c_parser_conditional_expression): Same.
13837 (c_parser_binary_expression): Same.
13838 (c_parser_cast_expression): Same.
13839 (c_parser_unary_expression): Same.
13840 (c_parser_sizeof_expression): Same.
13841 (c_parser_alignof_expression): Same.
13842 (c_parser_postfix_expression): Same.
13843 (c_parser_expression): Same.
13844 (c_parser_objc_receiver): Same.
13845 (c_parser_omp_variable_list): Same.
13846 (c_parser_omp_structured_block): Same.
13847 (c_parser_omp_atomic): New argument.
13848 (c_parser_omp_barrier): Same.
13849 (c_parser_omp_critical): Same.
13850 (c_parser_omp_flush): Pass location on down.
13851 (c_parser_omp_for_loop): New argument.
13852 (c_parser_omp_for): Same.
13853 (c_parser_omp_master): Same.
13854 (c_parser_omp_ordered): Same.
13855 (c_parser_omp_sections_scope): Same.
13856 (c_parser_omp_sections): Same.
13857 (c_parser_omp_parallel): Same.
13858 (c_parser_omp_single): Same.
13859 (c_parser_omp_task): Same.
13860 (c_parser_omp_taskwait): Pass location on down.
13861 (c_parser_omp_construct): Same.
13862 (c_parser_omp_threadprivate): Same.
13863 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13864 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13865 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13866 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13867 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13868 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13869 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13870 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13871 config/i386/i386.c, stmt.c:
13872 Add location argument to the following function definitions and/or
13873 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13874 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13875 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13876 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13877 do_case, c_finish_bc_stmt, build_compound_literal,
13878 build_function_call.
13879 * c-decl.c (build_compound_literal): Add location argument.
13880 Make all diagnostic calls use location.
13881 (start_struct): Same.
13882 (finish_struct): Same.
13883 (start_enum): Same.
13884 (build_enumerator): Same.
13885 (start_function): Same.
13886 (grokdeclarator): Make all diagnostic calls use location.
13887 (store_parm_decls_oldstyle): Same.
13888 * c-typeck.c (build_function_call): Add location argument.
13889 Make all diagnostic calls use location.
13891 (c_finish_bc_stmt): Same.
13892 * tree-nested.c (get_trampoline_type): Add argument.
13893 Pass location to build_decl.
13894 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13895 * rtl.h (RTL_LOCATION): New.
13896 * c-common.c (c_add_case_label): Add location argument.
13897 Make all diagnostic calls use location.
13898 * c-common.h: Add location argument to make_fname_decl, do_case,
13899 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13900 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13901 Set it appropriately for every case. Pass enum_loc to start_enum
13902 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13904 (c_parser_struct_or_union_specifier): Save location. Use it for
13905 start_struct, finish_struct, and parser_xref_tag.
13907 2009-06-12 Ian Lance Taylor <iant@google.com>
13909 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13911 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13912 cpp_opts->warn_cxx_operator_names.
13914 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13917 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13918 is returns NULL and OP is a VCE, look through the VCE.
13920 2009-06-12 Ian Lance Taylor <iant@google.com>
13923 * collect2.c (main): Use CONST_CAST2 in code inside #if
13924 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13926 2009-06-12 Joey Ye <joey.ye@intel.com>
13928 PR middle-end/39146
13929 * cfgexpand.c (get_decl_align_unit): Update
13930 max_used_stack_slot_alignment with align instead of
13931 stack_alignment_needed.
13933 * function.c (assign_stack_local_1): Update
13934 max_used_stack_slot_alignment with alignment_in_bits instead
13935 of stack_alignment_needed.
13936 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13939 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13941 * dwarf2out.c (last_var_location_insn): New variable.
13942 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13943 (dwarf2out_var_location): Don't record anything after last real
13944 insn. Only change labels if there were any real instructions
13945 in between last note and this one, or if changed sections.
13947 2009-06-11 Richard Henderson <rth@redhat.com>
13949 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13950 note when storing the frame pointer in a register.
13951 (FRP): Don't redefine to nothing for epilogue.
13952 (alpha_expand_epilogue): Mark register and sp restores.
13953 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13955 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13956 when gen_lowpart is needed.
13958 2009-06-11 Richard Henderson <rth@redhat.com>
13960 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13962 * dwarf2out.c (need_data_align_sf_opcode): New.
13963 (div_data_align): Move earlier.
13964 (def_cfa_1, reg_save): Use it.
13966 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13968 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13969 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13970 (ix86_handle_option): Handle OPT_mcrc32.
13971 (ix86_target_string): Add -mcrc32.
13972 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13974 * config/i386/i386.h (TARGET_CRC32): New.
13976 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13977 (sse4_2_crc32di): Likewise.
13979 * config/i386/i386.opt (mcrc32): New.
13981 * doc/invoke.texi: Document -mcrc32.
13983 2009-06-11 Richard Henderson <rth@redhat.com>
13985 * common.opt (gdwarf-): Accept a version number.
13986 * doc/invoke.texi (gdwarf-): Update docs.
13987 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13988 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13989 version level, and record it.
13991 * dwarf2.h (DW_CIE_VERSION): Remove.
13992 * dwarf2out.c (DWARF_VERSION): Remove.
13993 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13994 (output_call_frame_info): Use CIE version 3 for dwarf3,
13995 or if the return register column is out of range for version 1.
13996 (dwarf_stack_op_name): Add all dwarf3 values.
13997 (DEBUG_PUBTYPES_SECTION): New.
13998 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13999 encoding change for dwarf3.
14000 (output_die) [dw_val_class_die_ref]: Likewise.
14001 (output_compilation_unit_header): Emit correct version for dwarf3.
14002 (output_line_info): Likewise.
14003 (output_pubnames): Update for DWARF_VERSION removal.
14004 (output_aranges): Likewise.
14005 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14006 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14007 (dwarf2out_finish): Likewise.
14009 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14011 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14014 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14017 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14018 * builtins.c (expand_builtin_unreachable): New function.
14019 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14020 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14021 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14023 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14024 searching for missing barriers.
14026 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14028 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14029 when -fprofile-generate* was passed.
14030 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14032 2009-06-11 Anthony Green <green@moxielogic.com>
14034 * config/moxie/moxie.md: Define length attribute for all instructions.
14036 (*b<cond:code>): Support limited branch ranges for new PC-relative
14037 branch instructions.
14038 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14040 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14042 * config/i386/i386.c (min_insn_size): Use get_attr_length
14043 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14044 For __asm return 0.
14046 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14047 instead of emit_insn_before.
14049 2009-06-10 Ian Lance Taylor <iant@google.com>
14052 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14055 2009-06-10 Revital Eres <eres@il.ibm.com>
14057 * passes.c (init_optimization_passes): Reschedule
14058 predictive-commoning pass before complete unroll pass.
14060 2009-06-10 Martin Jambor <mjambor@suse.cz>
14062 * cgraph.c (cgraph_node_can_be_local_p): New function.
14063 (cgraph_make_node_local): New function.
14064 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14065 (cgraph_make_node_local): Declare.
14067 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14069 * tree.h (tree_base): Add packed_flag and user_align fields.
14070 Decrease size of spare field.
14071 (TYPE_USER_ALIGN): Use user_align from tree_base.
14072 (DECL_USER_ALIGN): Likewise.
14073 (TYPE_PACKED): Use packed_flag from tree_base.
14074 (DECL_PACKED): Likewise.
14075 (tree_type): Delete packed_flag and user_align fields. Widen
14076 precision field. Widen mode field and shuffle fields to align
14077 mode on an 8-bit boundary.
14078 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14079 Renumber decl_flag_* fields. Fix comments. Widen
14080 decl_common_unused field.
14081 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14082 (DECL_EXTERNAL): Likewise.
14083 (DECL_BIT_FIELD): Likewise.
14084 (DECL_NONADDRESSABLE_P): Likewise.
14085 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14086 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14088 2009-06-10 Ian Lance Taylor <iant@google.com>
14090 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14091 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14092 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14093 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14094 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14095 DEF_VEC_ALLOC_FUNC_P.
14096 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14097 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14098 DEF_VEC_ALLOC_FUNC_O.
14099 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14100 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14101 DEF_VEC_ALLOC_FUNC_I.
14102 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14103 (vec_stack_p_reserve_exact_1): Declare.
14104 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14105 (vec_stack_free): Declare.
14106 (VEC_stack_alloc): Define.
14107 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14108 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14109 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14110 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14112 (stack_vecs): New static variable.
14113 (vec_stack_p_reserve_exact_1): New function.
14114 (vec_stack_o_reserve_1): New static function.
14115 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14116 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14117 (vec_stack_free): New function.
14118 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14119 (VEC_df_ref_stack_alloc): Define.
14120 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14121 DEF_VEC_ALLOC_P_STACK.
14122 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14123 (struct df_collection_rec): Change _vec fields to VEC. Remove
14125 (df_free_collection_rec): Adjust for new fields.
14126 (df_insn_rescan): Use new df_collection_rec fields.
14127 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14128 (df_ref_create_structure, df_ref_record): Likewise.
14129 (df_get_conditional_uses, df_get_call_refs): Likewise.
14130 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14131 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14132 (df_record_exit_block_uses, df_bb_verify): Likewise.
14133 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14134 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14135 Remove count parameter. Change return type to void. Change all
14137 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14138 Remove count parameter. Change return type to void. Change all
14140 (df_install_refs): Change old_vec parameter to VEC. Remove count
14141 parameter. Change all callers.
14142 (df_install_mws): Change old_vec parameter to VEC. Remove count
14143 parameter. Change all callers.
14144 (df_refs_verify): Change new_rec parameter to VEC. Change call
14146 (df_mws_verify): Likewise.
14148 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14150 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14152 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14154 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14156 2009-06-10 Anthony Green <green@moxielogic.com>
14158 * config/moxie/crti.asm: New file.
14159 * config/moxie/crtn.asm: New file.
14160 * config/moxie/moxie.c: New file.
14161 * config/moxie/moxie.h: New file.
14162 * config/moxie/sfp-machine.h: New file.
14163 * config/moxie/moxie-protos.h: New file.
14164 * config/moxie/t-moxie: Created.
14165 * config/moxie/t-moxie-softfp: Created.
14166 * config/moxie/moxie.md: Created.
14167 * config/moxie/constraints.md: Created.
14168 * config.gcc: Add moxie support.
14169 * doc/md.texi (Machine Constraints): Add moxie constraints.
14170 * doc/contrib.texi (Contributors): Mention moxie port.
14171 * doc/install.texi (Specific): Mention the moxie port.
14173 2009-06-09 Ian Lance Taylor <iant@google.com>
14175 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14176 compiling with C++.
14177 * optabs.c (optab_table): Only use designated initializers if
14178 HAVE_DESIGNATED_INITIALIZERS is defined.
14179 (convert_optab_table): Likewise.
14180 (init_optabs): Always call init_insn_codes if
14181 HAVE_DESIGNATED_INITIALIZERS is not defined.
14183 2009-06-09 Ian Lance Taylor <iant@google.com>
14185 * targhooks.c (default_builtin_vectorized_function): Change fn
14186 parameter to unsigned int.
14187 (default_builtin_vectorized_conversion): Change code parameter to
14189 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14190 * targhooks.h: Update declarations.
14191 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14192 parameter to unsigned int.
14194 * c-typeck.c (comptypes_check_enum_int): New static function.
14195 (comptypes_internal): Add enum_and_int_p parameter. Change all
14197 (comp_target_types): Add location parameter. Change all callers.
14198 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14199 Change all callers.
14200 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14201 (build_conditional_expr): Add colon_loc parameter. Change all
14203 (convert_for_assignment): Add location parameter. Change all callers.
14204 * c-parser.c (c_parser_conditional_expression): Pass location of
14205 colon to build_conditional_expr.
14206 * c-tree.h (build_conditional_expr): Update declaration.
14208 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14210 * graphite.c: Revert previous patch.
14212 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14215 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14217 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14219 * tree-ssa-loop-prefetch.c
14220 (loop_prefetch_arrays): Fixed a portability problem in printf format
14223 2009-06-09 Martin Jambor <mjambor@suse.cz>
14225 PR tree-optimization/40351
14226 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14227 refrence to a potential artifical subaccess can be constructed.
14229 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14231 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14232 (sh_override_options): Likewise.
14233 * config/sh/sh.c: Include params.h.
14234 (sh_optimization_options): New.
14235 (sh_override_options): Likewise.
14236 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14237 (OVERRIDE_OPTIONS): Use sh_override_options.
14239 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14241 * dwarf2out.c (emit_cfa_remember): New variable.
14242 (add_fde_cfi): If emit_cfa_remember, recurse to add
14243 DW_CFA_remember_state first.
14244 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14245 instead just set emit_cfa_remember.
14247 2009-06-08 Jan Hubicka <jh@suse.cz>
14250 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14252 2009-06-08 Jan Hubicka <jh@suse.cz>
14254 PR middle-end/39834
14255 * cgraphunit.c (save_inline_function_body): Do not copy transform
14256 hooks for saved inline bodies.
14257 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14258 for given function.
14260 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14262 * jump.c (returnjump_p): Handle delayed branches. Add missing
14265 2009-06-08 Jan Hubicka <jh@suse.cz>
14267 PR middle-end/40102
14268 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14269 original node might've been modified.
14270 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14272 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14274 * tree-object-size.c (addr_object_size): Add OSI argument.
14275 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14276 (compute_builtin_object_size, expr_object_size): Adjust callers.
14277 (plus_stmt_object_size): Call addr_object_size instead of
14278 compute_builtin_object_size.
14280 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14281 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14283 * tree-ssa-loop-prefetch.c
14284 (gather_memory_references): Introduced a counter for the number of
14286 (anything_to_prefetch_p): Introduced a counter for the number of
14288 (is_loop_prefetching_profitable): New function with a cost model
14290 (loop_prefetch_arrays): Use the new cost model to determine if
14291 prefetching is profitable.
14292 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14293 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14294 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14295 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14296 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14297 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14299 2009-06-08 Michael Matz <matz@suse.de>
14302 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14303 partitions use the same.
14304 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14305 for basevars of SSA_NAMEs.
14306 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14307 to not expand them twice.
14308 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14311 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14313 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14314 (fdump-final-insns=, gtoggle): New.
14315 * doc/invoke.texi: Document them.
14316 * final.c (rest_of_clean_state): Dump final insn stream.
14317 * gcc.c (invoke_as): Hook in -fcompare-debug.
14318 (static_spec_functions): Add compare-debug-dump-opt,
14319 compare-debug-self-opt and compare-debug-auxbase-opt.
14320 (compare_debug, compare_debug_second, compare_debug_opt): New.
14321 (switches_debug_check, n_switches_debug_check): New.
14322 (debug_auxbase_opt, debug_check_temp_file): New.
14323 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14325 (do_self_spec): Handle arguments after switches.
14326 (do_spec_1): Add .gk extension to temp file basenames for compare.
14327 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14328 (cc1_options): Use it instead of normal auxbase computation for
14329 the second compare-debug compilation.
14330 (compare_files): New.
14331 (main): Set up and implement compare debug mode.
14332 (compare_debug_dump_opt_spec_function): New.
14333 (compare_debug_self_opt_spec_function): New.
14334 (compare_debug_auxbase_opt_spec_function): New.
14335 * toplev.c (process_options): Handle flag_gtoggle,
14336 flag_dump_final_insns.
14337 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14338 during -fcompare-debug-second compilation.
14340 2009-06-07 Ian Lance Taylor <iant@google.com>
14342 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14343 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14345 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14346 with no default node. Change warning with %H to warning_at.
14347 Don't clear warn_switch around case checking.
14348 * doc/invoke.texi (Warning Options): Clarify distinction between
14349 -Wswitch and -Wswitch-enum.
14351 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14353 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14355 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14357 * gbl-ctors.h: Add header guard.
14359 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14361 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14362 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14363 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14364 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14365 prototypes for removed functions.
14366 (expressions_equal_p): Move to ...
14367 * tree-ssa-sccvn.h: ... here and ...
14368 * matrix-reorg.c: ... adjust includes.
14370 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14372 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14374 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14376 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14377 (finish_function): Remove erroneous whitespace.
14379 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14381 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14382 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14384 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14386 * errors.c (internal_error): Commentary typo fix.
14387 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14388 * tree-ssa-pre.c: Ditto.
14390 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14392 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14393 them is supposed to hold actual statements.
14395 2009-06-06 Ian Lance Taylor <iant@google.com>
14397 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14398 empty statements can now have attributes.
14400 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14402 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14403 * config/mips/mips.md: Ditto.
14405 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14407 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14409 (__eabi_uconvert): Likewise.
14411 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14413 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14414 CFI_* definitions with IN_GCC.
14416 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14418 * xcoffout.h (xcoffout_source_line): Update prototype.
14420 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14422 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14423 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14425 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14427 PR middle-end/40340
14428 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14429 inlined_function_outer_scope_p blocks for artificial inlines
14431 * tree.c (tree_nonartificial_location): Rewrite using
14432 block_nonartificial_location.
14434 2009-06-05 Revital Eres <eres@il.ibm.com>
14435 Leehod Baruch <leehod@il.ibm.com>
14437 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14438 (expand_expr_real_1): Remove comment.
14439 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14440 Vectorize misaligned access when the target supports it.
14441 (vect_supportable_dr_alignment): Check for unaligned access support.
14442 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14445 2009-06-05 Julian Brown <julian@codesourcery.com>
14447 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14448 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14450 2009-06-05 Richard Guenther <rguenther@suse.de>
14453 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14454 as possibly unused.
14456 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14458 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14459 (save_gprs): Don't tell unwinder when a global register is saved.
14460 (s390_emit_epilogue): Emit needed epilogue unwind info.
14462 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14464 * dwarf2out.c (deferred_asm_name): New.
14465 (add_name_and_src_coords_attributes): Defer creation of
14466 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14468 (move_linkage_attr): New.
14469 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14472 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14474 * tree-nested.c (finalize_nesting_tree_1): Declare the
14475 frame_decl in the binding tree.
14477 2009-06-04 Cary Coutant <ccoutant@google.com>
14479 * basic-block.h (struct basic_block_def): Add discriminator field.
14480 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14482 * debug.c (do_nothing_debug_hooks): Add additional entry.
14483 (debug_nothing_int_charstar_int): New function.
14484 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14485 (debug_nothing_int_charstar_int): New declaration.
14486 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14487 discriminator value in .loc directive.
14488 * final.c (last_discriminator): New variable.
14489 (discriminator): New variable.
14490 (final_start_function): Initialize above variables, pass current
14491 discriminator to debug hook.
14492 (notice_source_line): Check for discriminator change.
14493 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14494 * sdbout.c (sdbout_source_line): New parameter.
14495 * tree-cfg.c (struct locus_discrim_map): New structure type.
14496 (discriminator_per_locus): New hash table.
14497 (build_gimple_cfg): Allocate and free discriminator hash table.
14498 (make_edges): Call assign_discriminator.
14499 (locus_map_hash): New function.
14500 (locus_map_eq): New function.
14501 (next_discriminator_for_locus): New function.
14502 (same_line_p): New function.
14503 (assign_discriminator): New function.
14504 (make_cond_expr_edges): Call assign_discriminator.
14505 (make_gimple_switch_edges): Likewise.
14506 (first_non_label_stmt): New function.
14507 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14509 * xcoffout.c (xcoffout_source_line): Add new parameter.
14511 * configure.ac (gcc_cv_as_discriminator): New configury check for
14512 gas support for discriminator.
14513 * configure: Regenerate.
14514 * config.in: Regenerate.
14516 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14518 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14519 val after checking for integers.
14521 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14523 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14525 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14526 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14527 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14528 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14529 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14530 X64_SSE_REGPARM_MAX.
14531 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14532 X64_SSE_REGPARM_MAX.
14534 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14536 * gcc.c (report_times_to_file): New.
14537 (execute): Implement it.
14538 (process_command): Support -time=.
14539 * doc/invoke.texi: Document it.
14541 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14543 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14544 that have value exprs.
14546 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14548 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14549 declarations for constants until...
14550 (dw2_output_indirect_constant_1): ... this point.
14552 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14555 * arm.md (arm_addsi3): Don't try to split an add with an
14556 eliminable register until after reload has completed.
14558 2009-06-03 Ian Lance Taylor <iant@google.com>
14560 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14561 * genattrtab.c (write_length_unit_log): Likewise.
14562 * genchecksum.c (dosum): Likewise.
14563 * gengtype.c (write_rtx_next): Likewise.
14564 (finish_root_table, write_roots): Likewise.
14565 * gimple.c (gimple_ops_offset_): Likewise.
14566 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14567 * config/arc/arc.c (arc_attribute_table): Likewise.
14568 * config/arm/arm.c (arm_attribute_table): Likewise.
14569 * config/avr/avr.c (avr_attribute_table): Likewise.
14570 * config/crx/crx.c (crx_attribute_table): Likewise.
14571 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14572 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14573 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14574 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14575 * config/sh/sh.c (sh_attribute_table): Likewise.
14576 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14577 * config/spu/spu.c (spu_attribute_table): Likewise.
14578 * config/v850/v850.c (v850_attribute_table): Likewise.
14580 * config/alpha/alpha.c (vms_attribute_table): Make static.
14581 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14582 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14583 * config/mips/mips.c (mips_attribute_table): Likewise.
14585 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14587 (cc1-checksum.o): Likewise.
14589 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14591 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14593 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14595 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14596 insn if it is changing sp. Use gen_add3_insn instead of
14597 conditionally gen_addsi3 and gen_adddi3.
14598 (offset_below_red_zone_p): New static inline function.
14599 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14600 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14601 * config/rs6000/ppc-asm.h: Include auto-host.h.
14602 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14603 CFI_RESTORE): Define.
14604 * config/rs6000/crtresxgpr.asm: Add unwind info.
14605 * config/rs6000/crtresxfpr.asm: Likewise.
14606 * config/rs6000/crtresgpr.asm: Likewise.
14607 * config/rs6000/crtresfpr.asm: Likewise.
14608 * config/rs6000/crtsavgpr.asm: Likewise.
14609 * config/rs6000/crtsavfpr.asm: Likewise.
14611 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14612 argument of DWARF2_FRAME_REG_OUT macros.
14614 2009-06-03 Julian Brown <julian@codesourcery.com>
14616 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14617 words or less (including TImode) in core registers.
14619 2009-06-03 Richard Guenther <rguenther@suse.de>
14621 PR middle-end/40328
14622 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14624 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14626 * statistics.c (statistics_counter_event): Do not record event
14627 in pass dump if its number == -1.
14628 (curr_statistics_hash): Add assert that we never get passes
14629 with static number == -1.
14631 2009-06-03 Richard Guenther <rguenther@suse.de>
14632 Andrey Belevantsev <abel@ispras.ru>
14634 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14635 non-BLKmode arrays addressable.
14637 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14639 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14640 * config/m68k/m68k.h: ... here.
14642 2009-06-03 Martin Jambor <mjambor@suse.cz>
14644 PR tree-optimization/40323
14645 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14648 2009-06-03 Richard Guenther <rguenther@suse.de>
14650 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14653 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14655 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14656 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14657 JUMP_TABLE_DATA_P where applicable.
14658 * config/sh/sh.c: Ditto.
14659 * config/sh/sh.h: Ditto.
14660 * config/sh/sh.md: Ditto.
14661 * config/sh/symbian.c: Ditto.
14663 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14665 * config/i386/driver-i386.c (describe_cache): Optimize
14666 concatenation of strings. Use snprintf instead of sprintf.
14667 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14668 target when not compiling with GCC.
14670 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14672 * config/sh/sh.c: Revert last change.
14673 (sh_expand_epilogue): Emit a blockage insn before the frame
14674 pointer adjustment unconditionally.
14676 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14678 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14679 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14680 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14681 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14682 to COLLECT_GCC_OPTIONS.
14684 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14686 * collect2.c (target_system_root): New variable.
14687 (main): Handle --sysroot=.
14688 (ignore_library): Strip the sysroot from the library path.
14690 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14692 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14693 (collect2.o): Depend on collect2-aix.h.
14694 (collect2-aix.o): New rule.
14695 * collect2-aix.h: New file.
14696 * collect2-aix.c: Likewise.
14697 * collect2.c: Include collect2-aix.h. Don't undefine
14698 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14699 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14700 Use TARGET_AIX_VERSION instead of _AIX51.
14701 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14702 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14703 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14704 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14705 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14707 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14709 * collect2.c (ignore_library): Avoid premature post-increment
14710 and null deference.
14712 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14714 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14715 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14716 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14717 CROSS_DIRECTORY_STRUCTURE too.
14718 (LINK_LIBG_SPEC): Likewise.
14719 (LIB_SPEC): Add %R to sysroot paths.
14720 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14721 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14722 * config/rs6000/aix51.h: As for aix43.h.
14723 * config/rs6000/aix52.h: Likewise.
14724 * config/rs6000/aix53.h: Likewise.
14725 * config/rs6000/aix61.h: Likewise.
14726 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14727 to the beginning of sysroot paths.
14729 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14731 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14732 INSN_LISTs that are out of the REG_NOTE range.
14734 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14736 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14737 (struct var_to_expand): Likewise.
14738 (struct opt_info): Add head and tail for linked lists of the above.
14739 (analyze_insn_to_expand_var): Initialize next.
14740 (analyze_iv_to_split_insn): Likewise.
14741 (analyze_insns_in_loop): Create linked lists.
14742 (allocate_basic_variable): Simplify for use without hash table.
14743 (insert_var_expansion_initialization): Likewise, make it type-safer.
14744 (combine_var_copies_in_loop_exit): Likewise.
14745 (apply_opt_in_copies): Walk lists rather than hash tables.
14746 (release_var_copies): Simplified and inlined by hand into...
14747 (free_opt_info): ... this function.
14749 2009-06-02 Richard Guenther <rguenther@suse.de>
14751 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14754 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14756 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14757 only for builtins that are not overridden.
14759 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14761 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14764 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14766 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14768 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14770 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14772 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14774 * common.opt (fdump-unnumbered-links): New.
14775 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14776 * print-rtl.c (flag_dump_unnumbered_links): New.
14777 (print_rtx): Test it.
14779 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14781 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14782 push/pop multiple to 8-byte alignment.
14784 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14786 * config/i386/i386.c (queued_cfa_restores): New static variable.
14787 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14789 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14790 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14791 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14792 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14793 note unconditionally.
14794 (ix86_emit_restore_regs_using_mov): Likewise.
14795 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14796 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14797 it through to ix86_emit_restore_reg_using_pop.
14798 (ix86_emit_leave): Add RED_OFFSET argument. Call
14799 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14800 instead of adding REG_CFA_OFFSET note unconditionally.
14801 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14802 the above functions. Call ix86_add_queued_cfa_restore_notes when
14805 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14806 force output of the label even for dwarf2out_do_cfi_asm.
14807 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14808 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14809 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14811 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14812 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14813 dwarf2out_cfi_label callers.
14814 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14815 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14816 Adjust dwarf2out_cfi_label callers.
14817 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14819 * config/i386/i386.h (struct machine_cfa_state,
14820 struct machine_function): Guard with ifndef USED_FOR_TARGET
14821 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14824 * emutls.c (__emutls_get_address): Change arr->size to mean number
14825 of allocated arr->data entries instead of # of slots + 1.
14827 PR middle-end/40316
14828 * recog.c (peep2_reinit_state): New function.
14829 (peephole2_init_state): Use it at the end of a basic block and also
14830 when seeing a RTX_FRAME_RELATED_P insn.
14832 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14834 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14835 fixuns_truncrfdi2): New.
14836 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14837 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14838 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14839 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14840 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14841 *recip_approx): Remove.
14842 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14843 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14844 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14846 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14849 2009-06-01 Ian Lance Taylor <iant@google.com>
14851 * attribs.c (register_attribute): Use CONST_CAST.
14852 * collect2.c (main): Use CONST_CAST2.
14853 (scan_prog_file): Likewise.
14854 * gcc.c (process_command, main): Likewise.
14855 * toplev.c (toplev_main): Likewise.
14857 * c-typeck.c (handle_warn_cast_qual): New static function,
14858 partially broken out of build_c_cast.
14859 (build_c_cast): Call handle_warn_cast_qual.
14860 * doc/invoke.texi (Warning Options): Document new effect of
14863 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14865 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14866 (diagnostic_report_current_module): Print columns.
14867 * common.opt (flag_show_column): Enable by default.
14869 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14871 * alias.c (find_base_term): Check for NULL term before returning.
14873 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14875 Revert due to PR40320:
14876 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14877 * calls.c (emit_library_call_value_1): Don't force_operand for move
14880 2009-06-01 Olivier Hainque <hainque@adacore.com>
14881 Eric Botcazou <ebotcazou@adacore.com>
14883 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14884 to be processed as a bitfield for constructor output purposes.
14885 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14887 * varasm.c (oc_local_state): New type, output_constructor
14888 local state to support communication with helpers.
14889 (oc_outer_state): New type, output_constructor outer state of
14890 relevance in recursive calls.
14891 (output_constructor_array_range): New output_constructor helper,
14892 extracted code for an array range element.
14893 (output_constructor_regular_field): New output_constructor helper,
14894 extracted code for an element that is not a bitfield.
14895 (output_constructor_bitfield): New output_constructor helper,
14896 extracted code for a bitfield element. Accept an OUTER state
14897 argument for recursive processing. Recurse on record or array
14898 CONSTRUCTOR values, possibly past noop conversions.
14899 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14900 VALUE is a valid constant-valued expression for use in a static
14901 bit-field initializer.
14902 (output_constructor): Rework to use helpers. Accept and honor an
14903 OUTER state argument for recursive calls. Return total size. Be
14904 prepared for nested constructors initializing bitfields.
14905 (output_constant): Feed OUTER in calls to output_constructor.
14907 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14909 * calls.c (emit_library_call_value_1): Don't force_operand for move
14912 2009-06-01 Nick Clifton <nickc@redhat.com>
14914 * doc/invoke.texi (IA-64 Options): Fix typo.
14916 2009-06-01 Ira Rosen <irar@il.ibm.com>
14918 PR tree-optimization/39129
14919 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14921 (vect_do_peeling_for_loop_bound): Use
14922 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14923 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14924 (vect_loop_versioning): Likewise.
14925 (vect_create_cond_for_alias_checks): Fix indentation.
14926 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14928 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14929 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14930 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14931 "control flow in loop".
14932 (vect_estimate_min_profitable_iters): Use
14933 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14934 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14935 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14936 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14937 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14938 statement belongs to a group of strided accesses with the exact code
14940 (vectorizable_load): Likewise.
14941 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14942 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14944 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14946 * config/freebsd-stdint.h: New file.
14947 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14948 Add freebsd-stdint.h to tm_file.
14950 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14952 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14953 (thumb2_extendhidi2): Likewise.
14955 2009-05-31 Ian Lance Taylor <iant@google.com>
14957 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14959 2009-05-31 Ian Lance Taylor <iant@google.com>
14961 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14962 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14963 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14965 2009-05-31 Jason Merrill <jason@redhat.com>
14967 * tree-pretty-print.c (print_call_name): Take the callee, not the
14968 call itself. Make non-static. Use dump_function_name for functions.
14969 (dump_generic_node): Adjust.
14970 * diagnostic.h: Declare print_call_name.
14971 * gimple-pretty-print.c (dump_gimple_call): Use it.
14973 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14975 * config/sh/sh.md (ashldi3_std): New define_expand.
14978 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14981 * config/sh/sh.c: Include debug.h.
14982 (sh_expand_epilogue): Emit a blockage insn before the frame
14983 pointer adjustment also when dwarf2out_do_frame returns true.
14985 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14987 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14988 (thumb2_extendqidi2): New pattern.
14990 2009-05-31 Ira Rosen <irar@il.ibm.com>
14992 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14993 mark phis for renaming.
14994 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14995 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14996 Call mark_sym_for_renaming.
14997 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14998 * tree-vect-loop.c (vect_transform_loop): Remove
14999 vect_memsyms_to_rename initialization and a call to
15000 mark_set_for_renaming.
15002 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15004 PR middle-end/40304
15005 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15006 frame related even if !set_cfa && style < 0.
15008 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15010 * config/i386/mingw-tls.c: New file.
15011 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15012 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15013 defining _WIN32 but not __CYGWIN__.
15015 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15017 * configure.ac: Add MPC support.
15019 * config.in, configure: Regenerate.
15021 2009-05-29 Richard Henderson <rth@redhat.com>
15023 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15024 NOTE_INSN_BASIC_BLOCK.
15025 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15026 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15027 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15029 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15031 (add_cfi): Disable check redefining cfa away from drap.
15032 (lookup_cfa_1): Add remember argument; handle remember/restore.
15033 (lookup_cfa): Pass remember argument.
15034 (cfa_remember): New.
15035 (compute_barrier_args_size_1): Remove sibcall check.
15036 (dwarf2out_frame_debug_def_cfa): New.
15037 (dwarf2out_frame_debug_adjust_cfa): New.
15038 (dwarf2out_frame_debug_cfa_offset): New.
15039 (dwarf2out_frame_debug_cfa_register): New.
15040 (dwarf2out_frame_debug_cfa_restore): New.
15041 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15042 (dwarf2out_begin_epilogue): New.
15043 (dwarf2out_frame_debug_restore_state): New.
15044 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15045 DW_CFA_restore_state.
15046 (output_cfi_directive): Likewise.
15047 (convert_cfa_to_fb_loc_list): Likewise.
15048 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15049 * dwarf2out.h: Update.
15050 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15051 (copy_insn_1): Early out for null.
15052 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15053 and dwarf2out_frame_debug_restore_state.
15054 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15055 (prologue_insn_hash, epilogue_insn_hash): New.
15056 (free_after_compilation): Adjust freeing accordingly.
15057 (record_insns): Create hash table if needed; push insns into
15058 hash instead of array.
15059 (maybe_copy_epilogue_insn): New.
15060 (contains): Search hash table instead of array.
15061 (sibcall_epilogue_contains): Remove.
15062 (thread_prologue_and_epilogue_insns): Split eh_return insns
15063 and mark them as epilogues.
15064 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15065 scanning in terms of basic blocks.
15066 * insn-notes.def (CFA_RESTORE_STATE): New.
15067 * jump.c (returnjump_p_1): Accept EH_RETURN.
15068 (eh_returnjump_p_1, eh_returnjump_p): New.
15069 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15070 CFA_REGISTER, CFA_RESTORE): New.
15071 * rtl.def (EH_RETURN): New.
15072 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15074 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15075 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15077 * config/i386/i386.c (gen_push): Update cfa state.
15078 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15079 add a CFA_ADJUST_CFA note.
15080 (ix86_dwarf_handle_frame_unspec): Remove.
15081 (ix86_expand_prologue): Update cfa state.
15082 (ix86_emit_restore_reg_using_pop): New.
15083 (ix86_emit_restore_regs_using_pop): New.
15084 (ix86_emit_leave): New.
15085 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15086 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15087 * config/i386/i386.h (struct machine_cfa_state): New.
15088 (ix86_cfa_state): New.
15089 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15090 (eh_return_internal): Merge from eh_return_<mode>,
15091 use eh_return rtx, split w/ epilogue.
15093 2009-05-29 Ian Lance Taylor <iant@google.com>
15095 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15097 * calls.c (emit_library_call_value_1): Likewise.
15099 * c-typeck.c (c_build_va_arg): New function.
15100 * c-tree.h (c_build_va_arg): Declare.
15101 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15102 instead of build_va_arg.
15104 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15106 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15107 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15108 (ptr_difference_cost): Use affine combinations to compute it.
15109 (difference_cost): Likewise.
15110 (get_computation_cost_at): Compute more accurate cost for addresses
15111 if the ratio is a multiplier allowed in addresses.
15112 For non-addresses, consider that an additional offset or symbol is
15115 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15117 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15118 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15120 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15121 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15122 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15124 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15125 to 1 for TYPE_SSE{IADD1,CVT1}.
15126 (prefix_vex_imm8): Removed.
15127 (length_vex): Only pass 1 as second argument to
15128 ix86_attr_length_vex_default if prefix_extra is 0.
15129 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15130 (length): For prefix vex computation use length_immediate
15131 attribute instead of prefix_vex_imm8.
15132 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15133 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15134 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15135 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15136 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15137 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15138 a space in between the operands.
15139 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15140 if one operand is 0xff and the other one si, di, bp or sp.
15141 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15142 other one si, di, bp or sp.
15143 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15144 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15145 type and mode attributes.
15146 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15147 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15148 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15149 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15150 prefix_data16 attribute iff MODE_DF.
15151 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15152 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15153 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15154 constm128_operand in length_immediate computation.
15155 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15156 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15157 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15158 length_immediate attribute to 1.
15159 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15160 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15161 for certain alternatives.
15162 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15163 prefix_data16 attribute if MODE_V1DF.
15164 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15165 length_immediate to 1.
15166 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15167 length_address to 4, set mode attribute to MODE_DI.
15168 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15169 (fxam<mode>2_i387): Set length attribute to 4.
15170 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15171 *prefetch_3dnow_rex): Override length_address attribute.
15172 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15174 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15175 (constm128_operand): Removed.
15176 * config/i386/i386.c (memory_address_length): For
15177 disp && !index && !base in 64-bit mode account for SIB byte if
15178 print_operand_address can't optimize disp32 into disp32(%rip)
15179 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15180 for fs: or gs: segment.
15181 (ix86_attr_length_immediate_default): When checking if shortform
15182 is possible, truncate immediate to the length of the non-shortened
15184 (ix86_attr_length_address_default): Ignore MEM_P operands
15186 (ix86_attr_length_vex_default): Only check for DImode on
15187 GENERAL_REG_P operands.
15188 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15189 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15190 (sse_cvttps2pi): Clear prefix_rep attribute.
15191 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15193 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15194 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15195 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15196 iff operand 2 is const_int_operand.
15197 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15198 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15199 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15201 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15203 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15204 prefix_data16 attribute for movlpd and movhpd instructions.
15205 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15206 length_immediate for shufpd instruction.
15207 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15208 (avx_cmpp<avxmodesuffixf2c><mode>3,
15209 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15210 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15211 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15212 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15213 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15214 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15215 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15216 prefix_data16 attribute for the first alternative to 1.
15217 (*avx_loadlps): Override length_immediate for the first alternative.
15218 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15219 attributes for second alternative.
15220 (*vec_concatv2sf_sse4_1): Override length_immediate and
15221 prefix_data16 attributes for second alternative.
15222 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15223 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15224 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15225 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15226 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15227 prefix_data16 and length_immediate to 1.
15228 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15230 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15231 prefix_extra attribute for variants that don't have 0f prefix alone.
15232 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15233 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15234 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15235 *sse4_1_pextrd): Set length_immediate to 1.
15236 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15237 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15239 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15240 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15241 length_immediate to 1 for second alternative.
15242 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15243 prefix_extra and length_immediate attributes for the first
15245 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15247 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15248 to 1 for the first and third alternative.
15249 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15251 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15253 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15255 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15256 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15257 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15258 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15259 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15260 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15261 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15262 ssse3_psign<mode>3): Override prefix_rex attribute.
15263 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15264 (ssse3_palignrti): Override length_immediate to 1.
15265 (ssse3_palignrdi): Override length_immediate to 1, override
15266 prefix_rex attribute.
15267 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15268 (sse4a_extrqi): Override length_immediate to 2.
15269 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15270 (sse4a_insertq): Override prefix_data16 to 0.
15271 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15272 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15273 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15274 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15275 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15276 and length_immediate to 1.
15277 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15278 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15279 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15280 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15281 and length_immediate to 1.
15282 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15283 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15284 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15285 avx_ptest256): Override prefix_extra to 1.
15286 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15287 Override prefix_data16 and length_immediate to 1.
15288 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15289 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15290 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15291 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15292 prefix_data16 to 0 and prefix_extra to 2.
15293 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15294 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15296 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15297 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15298 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15299 and prefix_extra to 2.
15300 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15301 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15302 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15303 avx_vpermilvar<mode>3,
15304 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15305 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15306 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15307 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15308 Override prefix_extra to 1.
15309 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15310 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15311 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15312 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15313 prefix_extra and length_immediate to 1.
15314 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15316 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15317 to 1 for the first alternative.
15318 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15319 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15321 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15322 *movv2sf_internal_avx, *movv2sf_internal): Override
15323 prefix_rep attribute for certain alternatives.
15324 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15325 attributes for certain alternatives.
15326 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15327 attributes for certain alternatives.
15328 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15329 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15330 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15331 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15332 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15333 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15334 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15335 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15336 length_immediate to 1 if operand 2 is const_int_operand.
15337 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15338 *vec_extractv2si_1): Set length_immediate attribute to 1.
15339 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15340 using old 3DNOW insn rather than SSE/3DNOW_A.
15341 (mmx_emms, mmx_femms): Clear modrm attribute.
15343 2009-05-29 Martin Jambor <mjambor@suse.cz>
15345 * tree-sra.c: New implementation of SRA.
15347 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15348 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15349 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15350 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15351 (SRA_MAX_STRUCTURE_COUNT): Removed.
15352 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15353 * doc/invoke.texi (sra-max-structure-size): Removed.
15354 (sra-field-structure-ratio): Removed.
15356 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15358 PR middle-end/40291
15359 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15362 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15364 PR rtl-optimization/40101
15365 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15366 seqno. Adjust comment.
15367 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15368 inserting bookkeeping before a jump, the jump is not scheduled.
15369 When no positive seqno found, provide a value. Add comment.
15371 2009-05-29 Richard Guenther <rguenther@suse.de>
15373 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15374 short-cutting on the first component.
15376 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15378 PR middle-end/39958
15379 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15380 for trees other than decls/types.
15382 2009-05-29 Richard Guenther <rguenther@suse.de>
15384 * tree-ssa-operands.c (get_expr_operands): Do not handle
15385 INDIRECT_REFs in the handled-component case. Remove
15386 unused get_ref_base_and_extent case.
15387 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15388 tree_low_cst and host_integerp where possible.
15389 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15390 codes for equivalence.
15391 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15393 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15395 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15396 to tmake_file for i[34567]86-*-cygwin*.
15398 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15401 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15402 (altivec_categorize_keyword, init_vector_keywords,
15403 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15406 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15408 * tree.c (handle_dll_attribute): Check if node is
15409 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15411 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15413 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15415 (thumb2_zero_extendqidi2): Likewise.
15417 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15419 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15420 instead of gen_movrt.
15421 * config/sh/sh.md (movrt): Remove.
15423 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15425 * doc/invoke.texi (IA-64 Options):
15426 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15427 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15428 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15429 -msched-prefer-non-control-spec-insns,
15430 -msched-stop-bits-after-every-cycle,
15431 -msched-count-spec-in-critical-path,
15432 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15433 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15434 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15435 and -msched-spec-verbose.
15437 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15439 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15440 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15442 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15444 2009-05-28 Richard Guenther <rguenther@suse.de>
15446 * tree-ssa-alias.c (ao_ref_init): New function.
15447 (ao_ref_base): Likewise.
15448 (ao_ref_base_alias_set): Likewise.
15449 (ao_ref_alias_set): Likewise.
15450 (refs_may_alias_p_1): Change signature.
15451 (refs_may_alias_p): Adjust.
15452 (refs_anti_dependent_p): Likewise.
15453 (refs_output_dependent_p): Likewise.
15454 (call_may_clobber_ref_p_1): Change signature.
15455 (call_may_clobber_ref_p): Adjust.
15456 (stmt_may_clobber_ref_p_1): New function split out from ...
15457 (stmt_may_clobber_ref_p): ... here.
15458 (maybe_skip_until): Adjust signature.
15459 (get_continuation_for_phi): Likewise.
15460 (walk_non_aliased_vuses): Likewise.
15461 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15462 (ao_ref_init): Declare.
15463 (ao_ref_base): Likewise.
15464 (ao_ref_alias_set): Likewise.
15465 (stmt_may_clobber_ref_p_1): Likewise.
15466 (walk_non_aliased_vuses): Adjust.
15467 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15468 (get_ref_from_reference_ops): remove.
15469 (vn_reference_lookup_2): Adjust signature.
15470 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15471 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15472 (vn_reference_lookup): Adjust.
15473 (vn_reference_insert): Likewise.
15474 (vn_reference_insert_pieces): Adjust signature.
15475 (visit_reference_op_call): Adjust.
15476 * tree-ssa-pre.c (get_expr_type): Simplify.
15477 (phi_translate_1): Adjust.
15478 (compute_avail): Likewise.
15479 (translate_vuse_through_block): Do not re-build trees.
15480 (value_dies_in_block_x): Likewise.
15481 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15483 (vn_reference_lookup_pieces): Adjust declaration.
15484 (vn_reference_insert_pieces): Likewise.
15486 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15488 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15489 with checking disabled.
15491 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15495 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15496 macro definition for support of three-operand format aligned
15497 .comm directive in assembler on cygwin/pe/mingw target OS.
15498 * configure: Regenerate.
15499 * config.h: Regenerate.
15501 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15502 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15503 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15505 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15506 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15508 2009-05-28 Ira Rosen <irar@il.ibm.com>
15510 PR tree-optimization/40254
15511 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15512 in analysis of basic blocks.
15514 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15516 PR middle-end/33699
15517 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15518 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15519 (TARGET_INITIALIZER): Use it.
15520 * cse.c (CHEAPER): Move it up to the other macros.
15521 (insert): Rename this ...
15522 (insert_with_costs): ... to this. Add cost parameters. Update
15524 (insert): New function. Call insert_with_costs.
15525 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15526 find_reg_offset_for_const, try_const_anchors): New functions.
15527 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15528 when using a const-anchor. Call insert_const_anchors.
15529 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15530 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15532 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15534 * tree-inline.c (remap_decls): Enable nonlocalized variables
15535 when not optimizing.
15537 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15539 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15540 Simplify other tests involving optimize.
15542 2009-05-27 Tom Tromey <tromey@redhat.com>
15544 * unwind-dw2.c (_Unwind_DebugHook): New function.
15545 (uw_install_context): Call _Unwind_DebugHook.
15547 2009-05-27 Tom Tromey <tromey@redhat.com>
15549 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15551 2009-05-27 Ian Lance Taylor <iant@google.com>
15553 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15554 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15555 (ALL_LINKERFLAGS): Define.
15556 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15557 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15558 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15559 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15560 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15561 $(LINKER_FOR_BUILD).
15562 (build/gcov-iov$(build_exeext)): Likewise.
15564 2009-05-27 Julian Brown <julian@codesourcery.com>
15566 * gcse.c (target.h): Include.
15567 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15568 copy of argument to a pseudo register.
15570 2009-05-27 Diego Novillo <dnovillo@google.com>
15572 * tree-ssa-live.c (dump_scope_block): Document arguments.
15573 (dump_scope_blocks): Document.
15574 (debug_scope_blocks): New.
15575 * tree-flow.h (debug_scope_blocks): Declare.
15577 2009-05-21 Denis Chertykov <denisc@overta.ru>
15579 * doc/contrib.texi (Contributors): Add myself to the list.
15581 2009-05-27 Olivier Hainque <hainque@adacore.com>
15583 * expr.c (target_align): New function. Alignment the TARGET of an
15584 assignment may be assume to have.
15585 (highest_pow2_factor_for_target): Use it instead of relying on
15586 immediate tree attributes of TARGET, not necessarily honored when
15587 intermediate bitfields are involved.
15589 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15592 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15593 AVX, SSE4, AES, PCLMUL and POPCNT.
15595 2009-05-27 Diego Novillo <dnovillo@google.com>
15597 * tree-pretty-print.c (dump_location): New.
15598 (dump_generic_node): Call it.
15599 Factor code to handle BLOCK nodes ...
15600 (dump_block_node): ... here.
15602 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15604 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15606 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15608 * gcc-plugin.h: Include config.h and system.h.
15609 (IN_GCC): Define if not defined.
15611 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15613 PR middle-end/40249
15614 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15617 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15619 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15621 * config/m32r/m32r.h: Ditto.
15622 * config/m32r/m32r.md: Ditto.
15623 * config/m32r/predicates.md: Ditto.
15625 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15627 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15629 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15632 (Loading plugins): typo.
15633 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15634 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15635 (Interacting with the GCC Garbage Collector): Added new section.
15636 (Giving information about a plugin): Added new section for
15638 * ggc.h (ggc_register_root_tab): Added declaration.
15639 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15640 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15641 (register_callback): Improved comment in declaration.
15642 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15643 (extra_root_vec) Added static variable for dynamic roots registration.
15644 (ggc_register_root_tab) Added new routine.
15645 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15646 PLUGIN_GGC_MARKING event.
15647 * ggc-zone.c: Include plugin.h.
15648 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15649 * ggc-page.c: Include plugin.h.
15650 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15651 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15652 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15653 (register_callback): check lack of callbacks for
15654 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15655 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15656 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15657 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15658 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15659 dependency on plugin.h.
15660 (plugin.o): Added dependency on ggc.h...
15662 2009-05-26 Richard Guenther <rguenther@suse.de>
15664 PR middle-end/40248
15666 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15667 with mismatched comparison modes.
15669 * expr.c (expand_expr_real_1): Expand the operand of a
15670 VIEW_CONVERT_EXPR in its natural mode.
15672 2009-05-26 Ian Lance Taylor <iant@google.com>
15674 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15675 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15676 (ALL_COMPILERFLAGS): Define.
15677 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15678 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15679 (collect2$(exeext), collect2.o): Likewise.
15680 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15681 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15682 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15683 (libbackend.o, intl.o, cppdefault.o): Likewise.
15684 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15685 (build/%.o): Use $(COMPILER_FOR_BUILD).
15686 (build/gen%$(build_exeext)): Likewise.
15687 (build/gcov-iov$(build_exeext)): LIkewise.
15688 * config/t-darwin (darwin.o): Use $(COMPILER).
15689 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15690 * config/t-sol2 (sol2-c.o): Likewise.
15691 (sol2.o): Likewise.
15692 * config/t-vxworks (vxworks.o): Likewise.
15693 * config/x-darwin (host-darwin.o): Likewise.
15694 * config/x-hpux (host-hpux.o): Likewise.
15695 * config/x-linux (host-linux.o): Likewise.
15696 * config/x-solaris (host-solaris.o): Likewise.
15697 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15698 * config/arm/t-arm (arm-c.o): Likewise.
15699 * config/arm/t-pe (pe.o): Likewise.
15700 * config/arm/t-wince-pe (pe.o): Likewise.
15701 * config/i386/t-cygming (winnt.o): Likewise.
15702 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15703 * config/i386/t-cygwin (cygwin1.o): Likewise.
15704 (cygwin2.o): Likewise.
15705 * config/i386/t-i386 (i386-c.o): Likewise.
15706 * config/i386/t-interix (winnt.o): Likewise.
15707 * config/i386/t-netware (netware.o): Likewise.
15708 * config/i386/t-nwld (nwld.o): Likewise.
15709 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15710 * config/i386/x-i386 (driver-i386.o): Likewise.
15711 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15712 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15713 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15714 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15715 * config/mips/x-native (driver-native.o): Likewise.
15716 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15717 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15718 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15719 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15720 * config/score/t-score-elf (score7.o): Likewise.
15721 (score3.o): Likewise.
15722 * config/sh/t-sh (sh-c.o): Likewise.
15723 * config/sh/t-symbian (sh-c.o): Likewise.
15724 (symbian.o): Likewise.
15725 * config/spu/t-spu-elf (spu-c.o): Likewise.
15726 * config/v850/t-v850 (v850-c.o): Likewise.
15727 * config/v850/t-v850e (v850-c.o): Likewise.
15729 2009-05-26 Richard Guenther <rguenther@suse.de>
15731 PR tree-optimization/40122
15732 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15733 VECTOR_CSTs if possible.
15734 (fold_gimple_assign): Likewise.
15736 2009-05-26 Richard Guenther <rguenther@suse.de>
15738 PR middle-end/40252
15739 * fold-const.c (fold_binary): Use the correct types for building
15742 2009-05-26 Richard Guenther <rguenther@suse.de>
15744 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15745 redundant calls to merge_alias_info.
15746 (bump_vector_ptr): Likewise.
15747 * tree-ssa-copy.c (merge_alias_info): Remove.
15748 (replace_exp_1): Remove call to merge_alias_info.
15749 (propagate_tree_value): Likewise.
15750 (fini_copy_prop): Propagate points-to info.
15751 * tree-flow.h (merge_alias_info): Remove.
15753 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15755 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15757 2009-05-25 Jan Hubicka <jh@suse.cz>
15759 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15760 * cgraph.h (struct inline_summary): New filed self_wize,
15761 size_inlining_benefit, self_time and time_inlining_benefit.
15762 (struct cgraph_global_info): Replace insns by time ans size fields.
15763 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15764 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15765 (ipcp_update_callgraph): Do not touch function bodies.
15766 * ipa-inline.c: Include except.h
15767 (MAX_TIME): New constant.
15768 (overall_insns): Remove.
15769 (leaf_node_p): New.
15770 (overall_size, max_benefit): New static variables.
15771 (cgraph_estimate_time_after_inlining): New function.
15772 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15773 (cgraph_clone_inlined_nodes): Update size.
15774 (cgraph_mark_inline_edge): Update size.
15775 (cgraph_estimate_growth): Use size info.
15776 (cgraph_check_inline_limits): Check size.
15777 (cgraph_default_inline_p): Likewise.
15778 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15779 (cgraph_decide_recursive_inlining): Check size.
15780 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15782 (cgraph_decide_inlining): Likewise.
15783 (cgraph_decide_inlining_incrementally): Likewise; honor
15784 PARAM_EARLY_INLINING_INSNS.
15785 (likely_eliminated_by_inlining_p): New predicate.
15786 (estimate_function_body_sizes): New function.
15787 (compute_inline_parameters): Use it.
15788 * except.c (must_not_throw_labels): New function.
15789 * except.h (must_not_throw_labels): Declare.
15790 * tree-inline.c (init_inline_once): Kill inlining_weigths
15791 * tree-ssa-structalias.c: Avoid uninitialized warning.
15792 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15793 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15794 (PARAM_INLINE_CALL_COST): Remove.
15795 (PARAM_EARLY_INLINING_INSNS): New.
15797 2009-05-25 Richard Guenther <rguenther@suse.de>
15799 PR tree-optimization/36327
15800 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15801 callback for reference translation or lookup at the point of may-defs.
15802 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15803 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15804 for union COMPONENT_REFs.
15805 (vn_reference_lookup_3): New callback. Lookup from memset
15806 and CONSTRUCTOR assignment, translate through struct copies.
15807 (vn_reference_lookup_pieces): Make sure to not free the
15808 passed operands array. Adjust walk_non_aliased_vuses call.
15809 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15810 make sure we do not leak memory.
15812 2009-05-25 Richard Guenther <rguenther@suse.de>
15814 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15815 * tree-inline.c (expand_call_inline): Reset the escaped and
15816 callused solutions.
15817 * tree-ssa-structalias.c (pass_build_ealias): New.
15818 * tree-pass.h (pass_build_ealias): Declare.
15819 * passes.c (init_optimization_passes): Add PTA during
15820 early optimizations.
15821 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15822 and CALLUSED solutions.
15823 (dump_points_to_solution): New function, split out from ...
15824 (dump_points_to_info_for): ... here.
15825 * tree-parloops.c (parallelize_loops): Reset the escaped and
15826 callused solutions.
15828 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15831 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15832 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15834 2009-05-25 Ira Rosen <irar@il.ibm.com>
15836 PR tree-optimization/40238
15837 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15838 statements after basic block's labels.
15839 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15840 to free the allocated memory.
15842 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15844 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15845 return address with a USE.
15847 2009-05-24 Richard Guenther <rguenther@suse.de>
15849 PR middle-end/40233
15850 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15851 array type from the main variant of the inner type.
15853 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15855 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15856 definition to bool (from int) to un-break build.
15857 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15859 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15861 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15862 discard_stmt_changes): Delete.
15863 * tree-ssa-operands.c (scb_stack): Delete.
15864 (init_ssa_operands): Do not initialize it.
15865 (fini_ssa_operands): Do not free it.
15866 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15868 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15869 update_stmt, remove the others. Fix comments.
15870 * tree-dfa.c (optimize_stack_restore): Likewise.
15871 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15872 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15873 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15874 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15876 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15877 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15878 (dom_opt_finalize_block): Likewise, adjusting access to
15880 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15881 (stmts_to_rescan): Change item type to gimple.
15882 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15884 2009-05-24 Ira Rosen <irar@il.ibm.com>
15886 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15887 * tree-pass.h (pass_slp_vectorize): New pass.
15888 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15889 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15890 * tree-vectorizer.c (timevar.h): Include.
15891 (user_vect_verbosity_level): Declare.
15892 (vect_location): Fix comment.
15893 (vect_set_verbosity_level): Update user_vect_verbosity_level
15894 instead of vect_verbosity_level.
15895 (vect_set_dump_settings): Add an argument. Ignore user defined
15896 verbosity if dump flags require higher level of verbosity. Print to
15897 stderr only for loop vectorization.
15898 (vectorize_loops): Update call to vect_set_dump_settings.
15899 (execute_vect_slp): New function.
15900 (gate_vect_slp): Likewise.
15901 (struct gimple_opt_pass pass_slp_vectorize): New.
15902 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15903 access its members.
15904 (vec_info_for_bb): New function.
15905 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15906 (VECTORIZATION_ENABLED): New macro.
15907 (SLP_ENABLED, SLP_DISABLED): Likewise.
15908 (vect_is_simple_use): Add bb_vec_info argument.
15909 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15910 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15911 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15912 vect_schedule_slp, vect_analyze_slp): Likewise.
15913 (vect_analyze_stmt): Add slp_tree argument.
15914 (find_bb_location): Declare.
15915 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15916 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15917 (vect_analyze_loop_operations, vect_analyze_loop,
15918 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15919 vect_finalize_reduction, vectorizable_reduction,
15920 vectorizable_live_operation, vect_transform_loop): Likewise.
15921 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15922 skip evolution analysis if analyzing a basic block.
15923 (dr_analyze_indices): Likewise.
15924 (initialize_data_dependence_relation): Skip the test whether the
15925 object is invariant for basic blocks.
15926 (compute_all_dependences): Skip dependence analysis for data
15927 references in basic blocks.
15928 (find_data_references_in_stmt): Don't fail in case of invariant
15929 access in basic block.
15930 (find_data_references_in_bb): New function.
15931 (find_data_references_in_loop): Move code to
15932 find_data_references_in_bb and add a call to it.
15933 (compute_data_dependences_for_bb): New function.
15934 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15935 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15937 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15938 unknown dependence in basic block and fail in case of dependence in
15940 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15941 dependence instances from either loop or basic block vectorization
15943 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15944 before calling nested_in_vect_loop_p.
15945 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15946 dependence instances from either loop or basic block vectorization
15948 (vect_verify_datarefs_alignment): Likewise.
15949 (vect_enhance_data_refs_alignment): Adjust function calls.
15950 (vect_analyze_data_refs_alignment): Likewise.
15951 (vect_analyze_group_access): Fix printing. Skip different checks if
15952 DR_STEP is 0. Keep strided stores either in loop or basic block
15953 vectorization data structure. Fix indentation.
15954 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15956 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15957 dependence instances from either loop or basic block vectorization
15959 (vect_analyze_data_refs): Update comment. Call
15960 compute_data_dependences_for_bb to analyze basic blocks.
15961 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15962 case of loop vectorization. In case of basic block vectorization use
15963 data-ref itself as a base.
15964 (vect_create_data_ref_ptr): In case of basic block vectorization:
15965 don't advance the pointer, add new statements before the current
15966 statement. Adjust function calls.
15967 (vect_supportable_dr_alignment): Support only aligned accesses in
15968 basic block vectorization.
15969 * common.opt (ftree-slp-vectorize): New flag.
15970 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15971 (vect_pattern_recog_1): Likewise.
15972 * tree-vect-stmts.c (process_use): Likewise.
15973 (vect_init_vector): Add new statements in the beginning of the basic
15974 block in case of basic block SLP.
15975 (vect_get_vec_def_for_operand): Adjust function calls.
15976 (vect_finish_stmt_generation): Likewise.
15977 (vectorizable_call): Add assert that it is loop vectorization, adjust
15979 (vectorizable_conversion, vectorizable_assignment): Likewise.
15980 (vectorizable_operation): In case of basic block SLP, take
15981 vectorization factor from statement's type and skip the relevance
15982 check. Adjust function calls.
15983 (vectorizable_type_demotion): Add assert that it is loop
15984 vectorization, adjust function calls.
15985 (vectorizable_type_promotion): Likewise.
15986 (vectorizable_store): Check for outer loop only in case of loop
15987 vectorization. Adjust function calls. For basic blocks, skip the
15988 relevance check and don't advance pointers.
15989 (vectorizable_load): Likewise.
15990 (vectorizable_condition): Add assert that it is loop vectorization,
15991 adjust function calls.
15992 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15993 that it is not reduction, get vector type, call only supported
15994 functions, skip loop specific parts.
15995 (vect_transform_stmt): Check for outer loop only in case of loop
15997 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15998 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15999 for external definition.
16000 * passes.c (pass_slp_vectorize): New pass.
16001 * tree-vect-slp.c (find_bb_location): New function.
16002 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16003 check for patterns only in loops.
16004 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16005 case of multiple types in basic block SLP.
16006 (vect_mark_slp_stmts_relevant): New function.
16007 (vect_supported_load_permutation_p): Fix comment.
16008 (vect_analyze_slp_instance): Add argument. In case of basic block
16009 SLP, take vectorization factor from statement's type, check that
16010 unrolling factor is 1. Adjust function call. Save SLP instance in
16011 either loop or basic block vectorization structure. Return FALSE,
16013 (vect_analyze_slp): Add argument. Get strided stores groups from
16014 either loop or basic block vectorization structure. Return FALSE
16015 if basic block SLP failed.
16016 (new_bb_vec_info): New function.
16017 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16018 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16019 (vect_schedule_slp): Add argument. Get SLP instances from either
16020 loop or basic block vectorization structure. Set vectorization factor
16021 to be 1 for basic block SLP.
16022 (vect_slp_transform_bb): New function.
16023 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16025 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16027 * final.c (shorten_branches): Do not align labels for jump tables.
16028 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16030 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16032 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16033 Remove outdated reference to flow.c and fix nits.
16034 * doc/gccint.texi: Tweak RTL description.
16035 * doc/rtl.texi: Likewise.
16037 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16039 * config/avr/avr.c: Change my email address.
16040 * config/avr/avr.h: Likewise.
16041 * config/avr/avr.md: Likewise.
16042 * config/avr/avr-protos.h: Likewise.
16043 * config/avr/libgcc.S: Likewise.
16045 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16047 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16048 (spu_split_load, spu_split_store): Change return type to int.
16049 (spu_split_convert): Declare.
16050 * config/spu/predicates.md (spu_mem_operand): Remove.
16051 (spu_mov_operand): Update.
16052 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16053 * config/spu/spu.c (regno_aligned_for_load): Remove.
16054 (reg_aligned_for_addr, spu_expand_load): Define.
16055 (spu_expand_extv): Reimplement and handle MEM.
16056 (spu_expand_insv): Handle MEM.
16057 (spu_sched_reorder): Handle insn's with length 0.
16058 (spu_legitimate_address_p): Reimplement.
16059 (store_with_one_insn_p): Return TRUE for any mode with size
16060 larger than 16 bytes.
16061 (address_needs_split): Define.
16062 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16064 (spu_convert_move): Define.
16065 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16066 (spu_split_store): Change all MEM's to TImode.
16067 (spu_init_expanders): Preallocate registers that correspond to
16068 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16070 (spu_split_convert): Define.
16071 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16072 (_move<mode>, _movdi, _movti): Update predicate and condition.
16073 (load, store): Change to define_split.
16074 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16076 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16077 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16078 define_insn_and_split of lshr<mode>3.
16079 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16080 (<v>ashr<mode>3_imm): Define.
16081 (extv, extzv, insv): Allow MEM operands.
16082 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16083 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16084 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16085 (_spu_convert2): Change to define_insn_and_split and remove the
16086 corresponding define_peephole2.
16087 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16088 Change predicates to memory_operand.
16090 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16092 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16094 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16096 PR tree-optimization/40219
16097 * tree.c (iterative_hash_expr): Make sure the builtin function is
16098 a normal builtin function and not a front end or back end builtin
16099 before indexing into the built_in_decls array.
16101 2009-05-22 Richard Guenther <rguenther@suse.de>
16103 PR middle-end/38964
16104 * alias.c (write_dependence_p): Do not use TBAA for answering
16105 anti-dependence or output-dependence.
16106 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16107 (emit_pointer_definition): Remove.
16108 (emit_alias_warning): Likewise.
16109 (find_what_var_points_to): Remove TBAA pruning code.
16110 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16112 (compute_points_to_sets): Remove code computing the set of
16113 dereferenced pointers.
16114 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16115 oracle for querying anti and output dependencies.
16116 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16117 if TBAA may be applied.
16118 (refs_anti_dependent_p): New function.
16119 (refs_output_dependent_p): Likewise.
16120 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16121 (refs_output_dependent_p): Likewise.
16122 * doc/tree-ssa.texi (Memory model): New section.
16123 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16124 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16125 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16126 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16127 * expr.c (expand_expr_real_1): Likewise.
16128 * gimple-low.c (lower_stmt): Likewise.
16129 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16130 (dump_gimple_cdt): Remove.
16131 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16132 (gimple_size): Likewise.
16133 (walk_gimple_op): Likewise.
16134 (is_gimple_stmt): Likewise.
16135 (walk_stmt_load_store_addr_ops): Likewise.
16136 (gimple_build_cdt): Remove.
16137 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16138 * gimple.h (gimple_cdt_new_type): Remove.
16139 (gimple_cdt_new_type_ptr): Likewise.
16140 (gimple_cdt_set_new_type): Likewise.
16141 (gimple_cdt_location): Likewise.
16142 (gimple_cdt_location_ptr): Likewise.
16143 (gimple_cdt_set_location): Likewise.
16144 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16145 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16146 GIMPLE_CHANGE_DYNAMIC_TYPE.
16147 (verify_types_in_gimple_stmt): Likewise.
16148 * tree-inline.c (estimate_num_insns): Likewise.
16149 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16150 (copy_decl_to_var): Likewise.
16151 (copy_result_decl_to_var): Likewise.
16152 * tree-pretty-print.c (dump_generic_node): Do not handle
16153 CHANGE_DYNAMIC_TYPE_EXPR.
16154 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16155 * tree-ssa-operands.c (get_expr_operands): Likewise.
16156 * tree-ssa-structalias.c (struct variable_info): Remove
16157 no_tbaa_pruning member.
16158 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16159 (unify_nodes): Do not copy it.
16160 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16161 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16162 (set_uids_in_ptset): Do not check it.
16163 (find_what_var_points_to): Likewise.
16164 (compute_tbaa_pruning): Remove.
16165 (compute_points_to_sets): Do not call it.
16166 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16167 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16168 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16169 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16170 (DECL_NO_TBAA_P): Likewise.
16171 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16172 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16173 (expand_omp_atomic_pipeline): Do not set it.
16174 * print-tree.c (print_node): Do not dump it.
16175 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16178 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16181 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16184 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16186 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16189 2009-05-22 Ben Elliston <bje@au.ibm.com>
16191 * Makefile.in (bversion.h, s-bversion): New targets.
16192 (TOPLEV_H): Add bversion.h.
16193 * toplev.h: Include "bversion.h".
16194 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16195 the __format__ attribute only if compiling with the same version
16196 of GCC as the sources (the "build version").
16198 2009-05-22 Ben Elliston <bje@au.ibm.com>
16200 * c-format.c (handle_format_attribute): Fix comment typo.
16202 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16205 * config/ia64/ia64.opt (mfused-madd): New.
16206 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16207 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16208 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16209 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16210 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16211 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16212 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16213 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16214 instruction if !TARGET_FUSED_MADD.
16215 (fpma, fpms): Remove colon from name.
16217 2009-05-22 Richard Guenther <rguenther@suse.de>
16219 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16220 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16221 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16223 (create_expression_by_pieces): Only convert if necessary.
16224 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16225 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16227 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16229 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16230 regular pattern from a template and rename it ...
16231 (*extzv_truncsi_exts): ... to this.
16233 2009-05-21 Richard Guenther <rguenther@suse.de>
16235 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16236 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16237 (cgraph_default_inline_p): Likewise.
16238 (cgraph_decide_inlining_incrementally): Likewise.
16240 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16241 Uros Bizjak <ubizjak@gmail.com>
16243 * config/i386/cpuid.h (bit_MOVBE): New.
16245 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16247 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16248 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16249 (ix86_handle_option): Handle OPT_mmovbe.
16250 (ix86_target_string): Add -mmovbe.
16251 (pta_flags): Add PTA_MOVBE.
16252 (processor_alias_table): Add PTA_MOVBE to "atom".
16253 (override_options): Handle PTA_MOVBE.
16255 * config/i386/i386.h (TARGET_MOVBE): New.
16257 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16258 (*bswapsi_movbe): New.
16259 (*bswapdi_movbe): Likewise.
16260 (bswapdi2): Renamed to ...
16261 (*bswapdi_1): This.
16262 (bswapdi2): New expander.
16264 * config/i386/i386.opt (mmovbe): New.
16266 * doc/invoke.texi: Document -mmovbe.
16268 2009-05-21 Taras Glek <tglek@mozilla.com>
16270 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16271 * gcc-plugin.h (plugin_init): Updated signature.
16272 * gcc-plugin.h (plugin_name_args): Moved to this header.
16273 * doc/plugins.texi (plugin_init): Updated documention to reflect
16275 * doc/plugins.texi (plugin_name_args): Added to documention.
16277 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16279 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16280 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16282 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16284 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16285 JUMP_TABLE_DATA_P predicates where applicable.
16286 * config/i386/predicates.md: Ditto.
16287 * config/i386/sse.md: Ditto.
16289 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16291 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16292 operand2 -128 override length_immediate attribute to 1.
16293 * config/i386/predicates.md (constm128_operand): New predicate.
16295 * config/i386/i386.c (memory_address_length): Handle %r12
16296 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16298 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16299 mode look through optional ZERO_EXTEND and SUBREG.
16300 * config/i386/i386.md (R12_REG): New define_constant.
16301 (prefix_data16): For sse unit set also for MODE_TI insns.
16302 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16303 insns set if operand 1 is ext_QIreg_operand.
16304 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16305 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16307 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16308 mode from MODE_DI to MODE_SI.
16309 (movdi_1_rex64): Override modrm and length_immediate attributes
16310 only for movabs (TYPE_IMOV, alternative 2).
16311 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16312 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16313 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16314 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16315 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16316 prefix_rex attribute if DImode.
16317 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16318 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16319 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16320 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16321 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16322 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16323 Likewise. For TYPE_IMOV clear length_immediate attribute.
16324 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16325 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16326 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16327 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16328 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16329 or one operand TYPE_ISHIFT.
16330 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16331 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16332 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16333 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16334 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16335 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16336 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16337 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16338 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16339 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16340 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16341 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16342 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16343 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16344 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16345 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16346 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16347 set mode attribute, don't override length attribute.
16348 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16350 (return_internal_long): Set length attribute to 2 instead of 1.
16351 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16352 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16353 prefix_rex attribute.
16354 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16356 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16358 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16360 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16362 2009-05-20 Ian Lance Taylor <iant@google.com>
16364 * tree.c (build_tree_list_vec_stat): New function.
16365 (ctor_to_vec): New function.
16366 (build_nt_call_vec): New function.
16367 (build_call_array): Change args to be a const pointer.
16368 (build_call_vec): New function.
16369 * tree.h (build_nt_call_vec): Declare.
16370 (build_tree_list_vec_stat): Declare.
16371 (build_tree_list_vec): Define.
16372 (build_call_array): Update declaration.
16373 (build_call_vec): Declare.
16374 (ctor_to_vec): Declare.
16375 * c-common.c (tree_vector_cache): New static variable.
16376 (make_tree_vector): New function.
16377 (release_tree_vector): New function.
16378 (make_tree_vector_single): New function.
16379 (make_tree_vector_copy): New function.
16380 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16381 (make_tree_vector_single, make_tree_vector_copy): Declare.
16382 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16383 (c_parser_expr_list): Don't manage cache here, instead call
16385 (c_parser_release_expr_list): Remove static function.
16386 (c_parser_vec_to_tree_list): Remove static function.
16387 (c_parser_attributes): Call build_tree_list_vec instead of
16388 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16389 c_parser_release_expr_list.
16390 (c_parser_postfix_expression_after_primary): Likewise.
16391 (c_parser_objc_keywordexpr): Likewise.
16393 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16395 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16396 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16397 TARGET_CONVERT_TO_TYPE.
16398 * hooks.c (hook_tree_const_tree_null): Define.
16399 * hooks.h (hook_tree_const_tree_null): Declare.
16400 * target.h (struct gcc_target): Add invalid_parameter_type,
16401 invalid_return_type, promoted_type, and convert_to_type fields.
16402 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16403 (TARGET_INVALID_RETURN_TYPE): Define.
16404 (TARGET_PROMOTED_TYPE): Define.
16405 (TARGET_CONVERT_TO_TYPE): Define.
16406 (TARGET_INITIALIZER): Update for new fields.
16407 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16408 (grokparms): Check targetm.invalid_parameter_type.
16409 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16410 * c-convert.c (convert): Check targetm.convert_to_type.
16412 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16414 * config/mips/mips.md (*extenddi_truncate<mode>,
16415 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16417 (*extendhi_truncateqi): New define_insn_and_sptit.
16419 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16421 PR middle-end/40204
16422 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16423 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16425 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16427 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16428 the operand of VIEW_CONVERT_EXPR.
16430 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16432 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16433 extended family and model for Intel processors. Support Intel Atom.
16435 2009-05-20 Olivier Hainque <hainque@adacore.com>
16437 * gstab.h (stab_code_type): Define, to be used instead of the
16438 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16440 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16441 occurrences by stab_code_type.
16442 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16444 2009-05-20 Martin Jambor <mjambor@suse.cz>
16446 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16447 (sra_insert_before): Likewise.
16448 (sra_insert_after): Likewise.
16449 (sra_init_cache): Likewise.
16450 (sra_type_can_be_decomposed_p): Likewise.
16451 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16452 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16453 (sra_insert_before): Likewise.
16454 (sra_insert_after): Likewise.
16455 (sra_init_cache): Likewise.
16456 (insert_edge_copies_seq): Made static and moved upwards.
16458 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16461 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16463 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16464 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16467 2009-05-20 Richard Guenther <rguenther@suse.de>
16469 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16470 with mismatched comparison modes.
16472 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16474 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16475 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16476 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16477 with shifts for Thumb2.
16478 (orsi_notsi): New for orn.
16479 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16480 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16481 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16482 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16483 Don't invert remainder for IOR.
16485 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16487 PR tree-optimization/40087
16488 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16489 number_of_iterations_ne): Rename never_infinite argument.
16490 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16491 number_of_iterations_le): Handle pointer-type ivs when
16492 exit_must_be_taken is false.
16493 (number_of_iterations_cond): Do not always assume that
16494 exit_must_be_taken if the control variable is a pointer.
16496 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16498 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16499 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16501 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16503 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16504 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16506 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16509 * c.opt (Wlogical-op): Disabled by default.
16510 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16512 * doc/invoke.texi (Wlogical-op): Likewise.
16514 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16516 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16518 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16519 Propagate the type of the first operand.
16520 <ASSERT_EXPR>: Simplify.
16521 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16522 Rewrite using the RHS code as discriminant.
16523 <NOP_EXPR>: Turn into CASE_CONVERT.
16524 <PLUS_EXPR>: Propagate the type of the first operand.
16526 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16528 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16529 (ia64_dconst_0_375): New.
16530 * config/ia64/ia64.c (ia64_override_options): Remove
16531 -minline-sqrt-min-latency warning.
16532 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16533 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16534 * config/ia64/ia64.md (*sqrt_approx): Remove.
16535 (sqrtsf2): Remove #if 0.
16536 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16537 (sqrtdf): Remove assert.
16538 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16539 (sqrtxf2): Remove #if 0.
16540 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16541 * div.md (sqrt_approx_rf): New.
16542 (sqrtsf2_internal_thr): New implementation.
16543 (sqrtsf2_internal_lat): New.
16544 (sqrtdf2_internal_thr: New implementation.
16545 (sqrtxf2_internal): New implementation.
16547 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16548 Hans-Peter Nilsson <hp@axis.com>
16550 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16551 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16552 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16553 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16554 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16555 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16556 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16557 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16558 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16559 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16560 * c-common.c: ...from here.
16562 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16564 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16566 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16568 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16570 2009-05-19 Ben Elliston <bje@au.ibm.com>
16572 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16573 assignments with memcpy calls.
16574 (add_fdes): Likewise.
16575 (binary_search_unencoded_fdes): Likewise.
16576 (linear_search_fdes): Eliminate type puns.
16578 2009-05-19 Richard Guenther <rguenther@suse.de>
16580 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16581 not falsely claim to have propagated into all uses.
16583 2009-05-19 Ben Elliston <bje@au.ibm.com>
16585 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16588 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16590 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16591 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16592 (TARGET_LEGITIMATE_ADDRESS_P): New.
16593 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16594 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16596 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16599 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16600 child of the containing namespace's DIE.
16602 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16604 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16605 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16606 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16609 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16612 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16613 gen_align with gen_pad.
16614 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16615 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16617 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16618 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16620 * config/i386/i386.md (align): Renamed to ...
16621 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16622 ASM_OUTPUT_MAX_SKIP_PAD.
16624 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16626 * config.gcc: Fix variable syntax.
16629 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16630 before calling exact_log2.
16631 (output_iorsi3): Likewise.
16632 (output_xorsi3): Likewise.
16634 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16636 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16637 for the none zero constant operand except for EQ and NE
16638 comprisons even when the first operand is R0.
16640 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16642 * config/s390/2064.md: Remove trailing whitespaces.
16643 * config/s390/2084.md: Likewise.
16644 * config/s390/constraints.md: Likewise.
16645 * config/s390/fixdfdi.h: Likewise.
16646 * config/s390/libgcc-glibc.ver: Likewise.
16647 * config/s390/s390-modes.def: Likewise.
16648 * config/s390/s390-protos.h: Likewise.
16649 * config/s390/s390.c: Likewise.
16650 * config/s390/s390.h: Likewise.
16651 * config/s390/s390.md: Likewise.
16652 * config/s390/tpf-unwind.h: Likewise.
16654 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16656 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16658 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16661 * configure.ac (m68k-*-*): Check if binutils support TLS.
16662 * configure: Regenerate.
16663 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16664 * config/m68k/constraints.md (Cu): New constraint.
16665 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16666 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16667 (movsi): Handle TLS symbols.
16668 (addsi3_5200): Handle XTLS symbols, indent.
16669 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16670 (m68k_tls_reference_p): Declare.
16671 (m68k_legitimize_address): Declare.
16672 (m68k_unwrap_symbol): Declare.
16673 * config/m68k/m68k.opt (mxtls): New option.
16674 * config/m68k/m68k.c (ggc.h): Include.
16675 (m68k_output_dwarf_dtprel): Implement hook.
16676 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16677 (m68k_expand_prologue): Load GOT pointer when function needs it.
16678 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16679 (m68k_legitimate_constant_address_p): Same.
16680 (m68k_decompose_address): Handle TLS references.
16681 (m68k_get_gp): New static function.
16682 (enum m68k_reloc): New contants.
16683 (TLS_RELOC_P): New macro.
16684 (m68k_wrap_symbol): New static function.
16685 (m68k_unwrap_symbol): New function.
16686 (m68k_final_prescan_insn_1): New static function.
16687 (m68k_final_prescan_insn): New function.
16688 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16690 (legitimize_pic_address): Handle TLS references..
16691 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16692 (m68k_libcall_value_in_a0_p)
16693 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16694 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16695 (m68k_legitimize_tls_address): Handle TLS references.
16696 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16698 (m68k_legitimize_address): Handle TLS symbols.
16699 (m68k_get_reloc_decoration): New static function.
16700 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16702 (m68k_output_dwarf_dtprel): Implement hook.
16703 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16704 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16705 m68k_call_* routines.
16706 (sched_attr_op_type): Handle TLS symbols.
16707 (gt-m68k.h): Include.
16708 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16709 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16711 2009-05-18 Martin Jambor <mjambor@suse.cz>
16713 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16714 (visit_store_addr_for_mod_analysis): New function.
16715 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16716 (determine_cst_member_ptr): Use gimple_assign_single_p.
16717 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16718 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16719 operands. Don't check number of operands of a NOP_EXPR.
16721 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16723 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16725 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16728 * c-common.c (warn_logical_operator): Don't warn if one of
16729 expression isn't always true or false.
16731 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16733 * config/i386/biarch32.h: New file.
16734 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16736 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16738 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16739 *zero_extend<mode>_truncqi): Merge these into ...
16740 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16741 Name the pattern following this as *zero_extendhi_truncqi.
16743 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16745 PR middle-end/39301
16746 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16747 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16748 (output_info): Make field HOST_WIDEST_INT.
16749 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16750 (dump_bitmat_statistics): Same.
16752 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16754 * config.gcc (use_gcc_stdint): Set to wrap.
16755 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16756 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16757 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16758 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16759 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16760 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16761 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16762 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16764 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16766 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16768 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16769 Move definitions earlier.
16770 (OPT_ARCH64, OPT_ARCH32): Define.
16771 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16774 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16777 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16780 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16782 * arm.md (movdi2): Copy non-reg values to DImode registers.
16784 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16787 * final.c (label_to_max_skip): New function.
16788 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16789 CODE_LABEL_NUMBER <= max_labelno.
16790 * output.h (label_to_max_skip): New prototype.
16791 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16792 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16793 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16794 Handle CODE_LABELs with >= 16 byte alignment or with
16795 max_skip == (1 << align) - 1.
16796 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16797 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16800 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16801 .p2align 3 if MAX_SKIP is smaller than 7.
16802 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16804 2009-05-15 Ian Lance Taylor <iant@google.com>
16806 * alias.c (struct alias_set_entry_d): Rename from struct
16807 alias_set_entry. Change all uses.
16808 * except.c (struct call_site_record_d): Rename from struct
16809 call_site_record. Change all uses.
16810 * except.h (struct eh_region_d): Rename from struct eh_region.
16812 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16814 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16815 ivtype_map_elt. Change all uses.
16816 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16818 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16819 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16821 (struct sese_d): Rename from struct sese. Change all uses.
16822 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16823 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16824 * optabs.h (struct optab_d): Rename from struct optab. Change all
16826 (struct convert_optab_d): Rename from struct convert_optab.
16828 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16829 ipa_opt_pass. Change all uses.
16830 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16833 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16834 defined as a typedef.
16835 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16838 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16841 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16843 (merge_ranges): Returns bool.
16844 * tree.h (make_range): .. to here.
16845 (build_range_check): Likewise.
16846 (merge_ranges): Likewise. Renamed from merge_ranges.
16847 * c-typeck.c (parser_build_binary_op): Update calls to
16848 warn_logical_operator.
16849 * c-common.c (warn_logical_operator): Add new warning.
16850 * c-common.h (warn_logical_operator): Update declaration.
16852 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16854 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16856 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16858 * doc/install.texi: Document MPC requirements, flags etc.
16860 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16861 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16862 Evaluate constant arguments.
16863 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16864 (fold_builtin_1): Likewise, also evaluate constant arguments.
16865 Remove superfluous break.
16866 (do_mpc_ckconv): New.
16867 * real.h: Include mpc.h.
16868 * toplev.c (print_version): Output MPC version info if available.
16870 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16872 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16874 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16876 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16879 2009-05-15 Jan Hubicka <jh@suse.cz>
16881 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16882 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16883 (try_inline): Fix return value.
16884 (cgraph_decide_inlining_incrementally): Honor new value.
16885 (cgraph_early_inlining): Handle indirect inlining.
16886 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16888 2009-05-15 Jan Hubicka <jh@suse.cz>
16890 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16891 * cgraphunit.c (cgraph_finalize_function): Set it.
16892 (cgraph_expand_function): Use it.
16894 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16896 * real.c (encode_ieee_half): Define.
16897 (decode_ieee_half): Define.
16898 (ieee_half_format): Define.
16899 (arm_half_format): Define.
16900 * real.h (ieee_half_format): Declare.
16901 (arm_half_format): Declare.
16903 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16905 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16906 swapped, and reversed optabs exist before trying to use them.
16908 2009-05-15 Paul Brook <paul@codesourcery.com>
16909 Sandra Loosemore <sandra@codesourcery.com>
16911 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16912 loads. Allow PRE_DEC.
16913 (output_move_neon): Handle PRE_DEC.
16914 (arm_print_operand): Add 'A' for neon structure loads.
16915 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16916 * config/arm/neon.md (neon_mov): Update comment.
16917 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16919 (Um): New constraint.
16921 2009-05-15 Jan Hubicka <jh@suse.cz>
16923 Revert the following patch until testsuite fallout is fixed:
16924 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16925 * cgraph.h (struct inline_summary): New filed self_wize,
16926 size_inlining_benefit, self_time and time_inlining_benefit.
16927 (struct cgraph_global_info): Replace insns by time ans size fields.
16928 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16929 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16930 (ipcp_update_callgraph): Do not touch function bodies.
16931 * ipa-inline.c: Include except.h
16932 (MAX_TIME): New constant.
16933 (overall_insns): Remove
16934 (overall_size, max_benefit): New static variables.
16935 (cgraph_estimate_time_after_inlining): New function.
16936 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16937 (cgraph_clone_inlined_nodes): Update size.
16938 (cgraph_mark_inline_edge): Update size.
16939 (cgraph_estimate_growth): Use size info.
16940 (cgraph_check_inline_limits): Check size.
16941 (cgraph_default_inline_p): Likewise.
16942 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16943 (cgraph_decide_recursive_inlining): Check size.
16944 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16946 (cgraph_decide_inlining): Likewise.
16947 (cgraph_decide_inlining_incrementally): Likewise; honor
16948 PARAM_EARLY_INLINING_INSNS.
16949 (likely_eliminated_by_inlining_p): New predicate.
16950 (estimate_function_body_sizes): New function.
16951 (compute_inline_parameters): Use it.
16952 * except.c (must_not_throw_labels): New function.
16953 * except.h (must_not_throw_labels): Declare.
16954 * tree-inline.c (init_inline_once): Kill inlining_weigths
16955 * tree-ssa-structalias.c: Avoid uninitialized warning.
16956 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16957 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16958 (PARAM_INLINE_CALL_COST): Remove.
16959 (PARAM_EARLY_INLINING_INSNS): New.
16961 2009-05-15 Richard Guenther <rguenther@suse.de>
16963 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16964 not TODO_update_ssa.
16966 2009-05-15 Richard Guenther <rguenther@suse.de>
16968 PR tree-optimization/39999
16969 * gimple.h (gimple_expr_type): Use the expression type looking
16970 through useless conversions.
16971 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16972 (vn_nary_op_insert_stmt): Likewise.
16973 (simplify_binary_expression): Likewise.
16975 2009-05-15 Richard Guenther <rguenther@suse.de>
16977 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16978 New options, enabled by default.
16979 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16981 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16982 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16983 * tree-ssa-structalias.c (gate_tree_pta): New function.
16984 (pass_build_alias): Use it.
16986 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16988 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16989 recurse on an invariant address if a conversion from a pointer
16990 type to a wider integer type is involved.
16992 2009-05-15 Jan Hubicka <jh@suse.cz>
16994 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16995 * cgraph.h (struct inline_summary): New filed self_wize,
16996 size_inlining_benefit, self_time and time_inlining_benefit.
16997 (struct cgraph_global_info): Replace insns by time ans size fields.
16998 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16999 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17000 (ipcp_update_callgraph): Do not touch function bodies.
17001 * ipa-inline.c: Include except.h
17002 (MAX_TIME): New constant.
17003 (overall_insns): Remove
17004 (overall_size, max_benefit): New static variables.
17005 (cgraph_estimate_time_after_inlining): New function.
17006 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17007 (cgraph_clone_inlined_nodes): Update size.
17008 (cgraph_mark_inline_edge): Update size.
17009 (cgraph_estimate_growth): Use size info.
17010 (cgraph_check_inline_limits): Check size.
17011 (cgraph_default_inline_p): Likewise.
17012 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17013 (cgraph_decide_recursive_inlining): Check size.
17014 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17016 (cgraph_decide_inlining): Likewise.
17017 (cgraph_decide_inlining_incrementally): Likewise; honor
17018 PARAM_EARLY_INLINING_INSNS.
17019 (likely_eliminated_by_inlining_p): New predicate.
17020 (estimate_function_body_sizes): New function.
17021 (compute_inline_parameters): Use it.
17022 * except.c (must_not_throw_labels): New function.
17023 * except.h (must_not_throw_labels): Declare.
17024 * tree-inline.c (init_inline_once): Kill inlining_weigths
17025 * tree-ssa-structalias.c: Avoid uninitialized warning.
17026 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17027 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17028 (PARAM_INLINE_CALL_COST): Remove.
17029 (PARAM_EARLY_INLINING_INSNS): New.
17030 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17031 (inline-call-cost): Remove.
17032 (early-inlining-insns): New.
17034 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17036 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17038 (print_int_cst_bounds_in_octal_p): Likewise.
17039 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17041 * dwarf2out.c (base_type_die): Likewise.
17042 (is_subrange_type): Delete.
17043 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17044 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17045 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17046 if the destination type is boolean.
17047 (build_range_check): Do not special-case subtypes.
17048 (fold_sign_changed_comparison): Likewise.
17049 (fold_unary): Likewise.
17050 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17051 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17052 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17053 * tree.c (subrange_type_for_debug_p): New predicate based on the
17054 former is_subrange_type.
17055 * tree.h (subrange_type_for_debug_p): Declare.
17056 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17057 (convert_affine_scev): Remove call to above function.
17058 (chrec_convert_aggressive): Likewise.
17059 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17060 false for conversions involving subtypes.
17061 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17062 (vrp_val_min): Likewise.
17063 (needs_overflow_infinity): Likewise.
17064 (extract_range_from_unary_expr): Likewise.
17066 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17068 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17069 * config/frv/frv.c: Likewise.
17070 * config/s390/s390.c: Likewise.
17071 * config/sparc/sparc.h: Likewise.
17072 * config/i386/i386.h: Likewise.
17073 * config/i386/i386.c: Likewise.
17074 * config/crx/crx.c: Likewise.
17075 * config/m68hc11/m68hc11.h: Likewise.
17076 * config/iq2000/iq2000.c: Likewise.
17077 * config/mn10300/mn10300.h: Likewise.
17078 * config/mn10300/mn10300.c: Likewise.
17079 * config/m68k/m68k.c: Likewise.
17080 * config/rs6000/rs6000.c: Likewise.
17081 * config/rs6000/xcoff.h: Likewise.
17082 * config/rs6000/linux64.h: Likewise.
17083 * config/rs6000/sysv4.h: Likewise.
17084 * config/score/score3.c: Likewise.
17085 * config/score/score7.c: Likewise.
17086 * config/score/score.c: Likewise.
17087 * config/arm/arm.md: Likewise.
17088 * config/mips/mips.c: Likewise.
17089 * config/mips/mips.md: Likewise.
17090 * config/bfin/bfin.h: Likewise.
17091 * config/pa/pa.c: Likewise.
17092 * config/pa/constraints.md: Likewise.
17094 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17095 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17096 * config/pdp11/pdp11.h: Use memory_address_p instead.
17098 2009-05-14 Ian Lance Taylor <iant@google.com>
17100 * passes.c (finish_optimization_passes): Change i to int.
17101 * plugin.c (plugins_active_p): Change event to int.
17102 (dump_active_plugins): Likewise.
17103 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17105 * tree.c (tree_range_check_failed): Change c to unsigned int.
17106 (omp_clause_range_check_failed): Likewise.
17107 (build_common_builtin_nodes): Change mode to int. Add cast.
17108 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17109 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17111 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17112 ++ or -- with a variable of enum type.
17114 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17117 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17119 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17121 * store-motion.c: Do not include params.h
17122 * Makefile.in: Fix dependencies for various files.
17124 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17126 * auto-inc-dec.c: Fix pass description, remove apparent
17127 accidental duplication.
17129 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17131 PR middle-end/40147
17132 * ipa-utils.h (memory_identifier_string): Moved to ...
17133 * tree.h (memory_identifier_string): Here. Add GTY(()).
17135 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17137 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17138 in the former documentation of...
17139 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17140 * ira-conflicts.c (get_dup_num): Use address_operand.
17141 * targhooks.c (default_legitimate_address_p): New.
17142 * targhooks.h (default_legitimate_address_p): New.
17143 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17145 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17146 * target.h (struct target): Add legitimate_address_p.
17147 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17148 (TARGET_INITIALIZER): Include it.
17150 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17151 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17152 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17153 (TARGET_LEGITIMATE_ADDRESS_P): New.
17155 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17156 (REG_OK_STRICT_P): Delete.
17157 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17158 (frv_legitimate_address_p_1): ... this.
17159 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17160 (frv_legitimate_address_p_1): ... the renamed old
17161 frv_legitimate_address_p.
17162 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17163 (TARGET_LEGITIMATE_ADDRESS_P): New.
17165 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17166 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17167 * config/s390/s390.c (legitimate_address_p): Rename to...
17168 (s390_legitimate_address_p): ... this, make static.
17169 (legitimize_address): Adjust call.
17170 (TARGET_LEGITIMATE_ADDRESS_P): New.
17171 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17173 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17174 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17175 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17176 (TARGET_LEGITIMATE_ADDRESS_P): New.
17178 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17179 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17180 * config/spu/spu.c (spu_legitimate_address): Rename to...
17181 (spu_legitimate_address_p): ... this, make static.
17182 (TARGET_LEGITIMATE_ADDRESS_P): New.
17184 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17185 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17186 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17187 (sparc_legitimate_address_p): ... this, make static and return bool.
17188 (legitimize_address): Adjust call.
17189 (TARGET_LEGITIMATE_ADDRESS_P): New.
17191 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17192 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17193 * config/i386/i386.c (legitimate_address_p): Rename to...
17194 (ix86_legitimate_address_p): ... this, make static.
17195 (constant_address_p): Move after it, adjust call.
17196 (TARGET_LEGITIMATE_ADDRESS_P): New.
17198 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17199 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17200 * config/avr/avr.c (legitimate_address_p): Rename to...
17201 (avr_legitimate_address_p): ... this, make static.
17202 (legitimize_address): Adjust call.
17203 (TARGET_LEGITIMATE_ADDRESS_P): New.
17205 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17206 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17207 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17208 (TARGET_LEGITIMATE_ADDRESS_P): New.
17210 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17211 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17212 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17213 (TARGET_LEGITIMATE_ADDRESS_P): New.
17215 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17216 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17218 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17220 (TARGET_LEGITIMATE_ADDRESS_P): New.
17222 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17223 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17225 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17227 (m68hc11_legitimate_address_p): ... this, make static.
17228 (go_if_legitimate_address_internal): Rename to...
17229 (m68hc11_legitimate_address_p_1): ... this.
17230 (legitimize_address): Adjust call.
17231 (TARGET_LEGITIMATE_ADDRESS_P): New.
17233 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17234 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17235 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17236 (TARGET_LEGITIMATE_ADDRESS_P): New.
17238 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17239 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17240 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17241 (mn10300_legitimate_address_p): ... this, make static.
17242 (TARGET_LEGITIMATE_ADDRESS_P): New.
17244 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17245 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17246 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17247 (TARGET_LEGITIMATE_ADDRESS_P): New.
17249 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17250 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17251 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17252 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17253 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17254 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17255 (rs6000_legitimate_address_p): ... this, make static.
17256 (TARGET_LEGITIMATE_ADDRESS_P): New.
17257 (REG_MODE_OK_FOR_BASE_P): Delete.
17258 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17260 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17261 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17263 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17264 static, adjust types.
17265 (TARGET_LEGITIMATE_ADDRESS_P): New.
17267 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17268 * config/score/score.c (score_address_p): Rename to...
17269 (score_legitimate_address_p): ... this.
17270 (TARGET_LEGITIMATE_ADDRESS_P): New.
17271 * config/score/score3.c (score3_address_p): Rename to...
17272 (score3_legitimate_address_p): ... this.
17273 * config/score/score7.c (score7_address_p): Rename to...
17274 (score7_legitimate_address_p): ... this.
17276 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17277 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17278 GO_IF_LEGITIMATE_ADDRESS): Delete.
17279 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17280 thumb2_legitimate_address_p): Delete.
17281 (arm_legitimate_address_p): Rename to...
17282 (arm_legitimate_address_outer_p): ... this.
17283 * config/arm/constraints.md ("Uq"): Adjust call.
17284 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17285 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17287 (arm_legitimate_address_outer_p): ... this.
17288 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17290 (TARGET_LEGITIMATE_ADDRESS_P): New.
17292 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17293 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17294 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17295 (TARGET_LEGITIMATE_ADDRESS_P): New.
17297 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17298 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17299 * config/vax/vax.c (legitimate_address_p): Rename to...
17300 (vax_legitimate_address_p): ... this, make static.
17301 (TARGET_LEGITIMATE_ADDRESS_P): New.
17303 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17304 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17305 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17306 (TARGET_LEGITIMATE_ADDRESS_P): New.
17308 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17309 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17310 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17311 (mmix_legitimate_address_p): ... this, make static.
17312 (TARGET_LEGITIMATE_ADDRESS_P): New.
17314 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17315 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17316 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17317 (TARGET_LEGITIMATE_ADDRESS_P): New.
17319 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17321 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17322 of MODE_COMPLEX_INT.
17324 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17326 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17327 LCT_NORMAL in function call.
17328 * mips-tdump.c (print_file_desc): Add cast to enum type.
17329 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17330 (mark_stabs): Add casts to enum types.
17331 (parse_stabs_common): Add casts to enum types.
17333 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17335 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17336 Check for invalid values of LETTER.
17338 2009-05-13 Taras Glek <tglek@mozilla.com>
17340 * attribs.c (register_attribute): moved out attribute registration
17341 into register_attribute.
17342 * doc/plugins.texi: Documented register_attribute and
17344 * gcc-plugin.h: Added forward decl for register_attribute.
17345 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17346 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17347 PLUGIN_ATTRIBUTES boilerplate.
17349 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17351 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17352 values even in sentinel and empty entries.
17353 (ms_printf_flag_specs): Likewise.
17354 (ms_scanf_flag_specs): Likewise.
17355 (ms_strftime_flag_specs): Likewise.
17356 (ms_print_char_table): Likewise.
17357 (ms_scan_char_table): Likewise.
17358 (ms_time_char_table): Likewise.
17360 2009-05-13 Doug Kwan <dougkwan@google.com>
17362 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17364 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17366 * config/mips/mips.md (store): Add attributes for QI and HI.
17368 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17369 (truncdi<mode>2): ... this new pattern.
17371 2009-05-13 Brad Hards <bradh@kde.org>
17373 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17375 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17376 Ben Elliston <bje@au.ibm.com>
17378 PR middle-end/40035
17379 * dse.c (check_mem_read_rtx): Guard against width == -1.
17381 2009-05-13 Michael Matz <matz@suse.de>
17383 PR middle-end/39976
17384 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17385 (trivially_conflicts_p): New function.
17386 (insert_backedge_copies): Use it.
17388 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17390 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17391 (handle_stdc_pragma): Use new enum constant names.
17392 (handle_pragma_float_const_decimal64): Ditto.
17394 2009-05-13 Ian Lance Taylor <iant@google.com>
17396 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17399 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17401 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17402 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17404 * config/m68k/m68k.h (FL_UCLINUX): Define.
17406 2009-05-13 Jan Hubicka <jh@suse.cz>
17408 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17410 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17412 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17413 unless -fschedule-insns is specified.
17415 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17418 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17419 TARGET_EXPAND_CBRANCHDI4.
17420 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17421 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17422 (cmpeqdi): Fix comment.
17424 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17426 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17427 (sh_legitimate_address_p): Likewise.
17428 * config/sh/sh.c (sh_legitimate_index_p): New.
17429 (sh_legitimate_address_p): Likewise.
17430 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17431 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17432 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17433 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17434 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17435 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17436 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17437 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17438 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17440 2009-05-12 Jan Hubicka <jh@suse.cz>
17442 * tree-inline.c (estimate_operator_cost): Add operands;
17443 when division happens by constant, it is cheap.
17444 (estimate_num_insns): Loads and stores are not having cost of 0;
17445 EH magic stuff is cheap; when computing runtime cost of switch,
17446 use log2 base of amount of its cases; builtin_expect has cost of 0;
17447 compute cost for moving return value of call.
17448 (init_inline_once): Initialize time_based flags.
17449 * tree-inline.h (eni_weights_d): Add time_based flag.
17451 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17453 * df-core.c: Update head documentation.
17455 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17458 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17459 shadowing exisiting variable op1.
17461 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17464 * config/i386/driver-i386.c (processor_signatures): New enum.
17465 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17466 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17467 processor signature to detect geode processor.
17469 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17473 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17475 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17476 causes spurious differences between trunk and cond-optab branch.
17478 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17480 * dojump.c (compare_from_rtx): Delete.
17481 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17482 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17483 if the comparison does not satisfy the predicate; test predicates for
17484 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17485 further if one existing pattern fails.
17486 * expr.h (compare_from_rtx): Delete.
17487 (prepare_operand): Declare it.
17488 * optabs.c: Change "lib call" to "libcall" throughout.
17489 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17490 HAVE_conditional_trap, emit_cmp_insn): Delete.
17491 (can_compare_p): Delete cmp_optab case.
17492 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17493 Accept other parameters by value.
17494 (prepare_operand): Make non-static.
17495 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17496 other parameters by value. Try to widen operands here based on
17497 an optab_methods argument and looking at cbranch_optab.
17498 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17499 loop. Use cbranch_optab directly.
17500 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17501 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17503 (emit_conditional_move, emit_conditional_add): Inline what's needed
17504 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17505 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17506 with COMPARE. Move cmov_optab and cstore_optab above
17507 with cbranch_optab, move cmp_optab down with ucmp_optab,
17508 remove tst_otpab. Do not initialize trap_rtx.
17509 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17510 for trap code. Do not check HAVE_conditional_trap. Use
17511 prepare_cmp_insn. Accept no predicate for operand 3.
17512 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17513 (OTI_ctrap, ctrap_optab): New.
17514 (tst_optab): Delete.
17515 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17516 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17517 with lookup of ctrap_optab.
17518 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17520 (ctrap_optab): New.
17522 * combine.c (combine_simplify_rtx, simplify_set): Do not
17523 special case comparing against zero for cc0 machines.
17524 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17525 COMPARE on cc0 machines.
17526 (simplify_relational_operation): Return a new expression when
17527 a COMPARE could be removed.
17528 * final.c (final_scan_insn): Compare cc_status values
17529 against LHS of a (compare FOO (const_int 0)) cc0 source.
17530 Also check if cc_status.value is the full compare.
17532 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17533 (cstoreMM4): Document.
17534 (conditional_trap): Document ctrapMM4 instead.
17535 (sync_compare_and_swapMM): Refer to cbranchcc4.
17536 (Dependent Patterns): Eliminate obsolete information referring to
17537 the old jump optimization phase.
17538 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17539 of compares with 0 on cc0 machines.
17540 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17541 avoiding references to cc0. Remove text about storing operands
17543 * doc/tm.texi (Condition Codes): Include blurb on different
17544 condition code representations, separate into subsections for
17545 CC0, MODE_CC and conditional execution.
17547 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17548 alpha_emit_setcc): Accept operands and a machine mode.
17549 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17550 Get code/op0/op1 from operands, use machine mode argument
17551 instead of alpha_compare.fp_p. Emit the branch here.
17552 (alpha_emit_setcc): Likewise, and return boolean.
17553 (alpha_emit_conditional_move): Likewise. Assert that
17554 cmp_op_mode == cmp_mode, and simplify accordingly.
17555 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17556 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17557 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17559 (stack probe test): Use cbranchdi4.
17560 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17562 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17563 * config/arc/arc.h (movsicc, movsfcc): Use it.
17564 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17565 (cbranchsi4, cstoresi4): New.
17566 (cmpsi, bCC and sCC expanders): Remove.
17568 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17569 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17570 * config/arm/predicates.md (arm_comparison_operator): Only include
17571 floating-point operators if there is a hardware floating-point unit.
17572 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17573 deferring to cbranch_cc and cstore_cc respectively.
17574 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17575 cbranch_cc, cstore_cc): New.
17576 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17578 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17580 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17581 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17583 (adjust_insn_length): Adjust calls.
17584 (avr_reorg): Handle (compare (foo) (const_int 0)).
17585 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17586 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17587 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17588 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17590 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17591 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17593 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17594 (cbranchsi4, cstorebi4, cstoresi4): New.
17595 (movbisi): This insn is duplicate, split it to zero_extend.
17596 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17597 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17598 (bfin_optimize_loop): Use cbranch expander.
17599 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17600 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17601 (bfin_bimode_comparison_operator): ... this.
17602 (bfin_direct_comparison_operator): New.
17604 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17605 inside (compare FOO (const_int 0)).
17606 (cris_rtx_costs): Handle ZERO_EXTRACT.
17607 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17608 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17609 (*tstdi_v32): Delete.
17610 (*cmpdi_non_v32): Add M alternative for operand 1.
17611 (cmpsi, cmp<mode>): Make private.
17612 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17614 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17616 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17617 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17618 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17619 (cc_reg_operand): New.
17620 (any_cond): Delete.
17621 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17622 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17623 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17624 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17625 crx_expand_scond): Delete.
17627 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17629 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17630 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17632 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17633 cstoresi4, cstoresf4, cstoredf4): New.
17634 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17635 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17636 Receive the entire operands array.
17637 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17638 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17639 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17640 Get test/op0/op1 from the operands array.
17641 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17643 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17644 (h8300_expand_store): New.
17645 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17647 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17648 (h8300_expand_store): New.
17649 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17650 or do not try to produce (set (cc0) REG).
17651 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17652 change a compare into a move to a scratch register. Disable some
17653 peepholes when comparing with zero.
17654 (tstsi, tsthi, tstsi, cmpqi): Make private.
17656 (bCC, sCC): Delete.
17657 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17660 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17661 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17662 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17663 (ix86_emit_i387_log1p): Use cbranchxf2.
17664 (ix86_expand_setcc): Return void.
17665 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17666 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17667 cmp<MODEF>, cmpcc): Remove.
17668 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17669 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17670 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17671 (sCC and bCC expanders): Remove.
17672 (stack_protect_test): Use cbranchcc4.
17674 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17676 (ia64_expand_compare): Accept three rtx by reference and return void.
17677 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17678 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17679 from *expr. Update *expr with the BImode comparison to do.
17680 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17681 cmptf, bCC, sCC, conditional_trap): Delete.
17682 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17683 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17684 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17685 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17686 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17688 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17689 type of last argument.
17690 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17691 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17692 use machine mode argument instead of branch_type. Remove dead
17693 code for floating-point comparisons.
17694 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17695 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17697 (cbranchsi4, cstoresi4): New.
17698 * config/iq2000/predicates.md (reg_or_const_operand): New.
17700 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17701 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17702 (b<code>_op): Rewrite to...
17703 (bcc_op): ... this, using match_operator.
17704 (s<code>_op): Rewrite to...
17705 (scc_op): ... this, using match_operator.
17706 (s<code>_24_op): Rewrite to...
17707 (scc_op_24): ... this, using match_operator.
17708 (s<code>_<mode>): Rewrite to...
17709 (cstore<mode>4): ... this, using match_operator.
17710 (s<code>_<mode>_24): Rewrite to...
17711 (cstore<mode>4_24): ... this, using match_operator.
17712 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17713 m32c_unpend_compare, m32c_expand_scc): Delete.
17714 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17715 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17716 (m32c_expand_movcc): Change NE to EQ if necessary.
17717 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17719 * config/m32r/m32r-protos.h (gen_cond_store): New.
17720 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17721 (gen_cond_store): New, from sCC patterns.
17722 (m32r_expand_block_move): Use cbranchsi4.
17723 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17724 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17725 (cbranchsi4, cstoresi4): New.
17727 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17729 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17730 (m68hc11_notice_update_cc): Look into a compare with 0.
17731 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17733 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17734 cmphi, cmpqi, bCC): Delete.
17735 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17736 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17737 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17740 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17741 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17742 * config/m68k/constraints.md (H): New.
17743 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17744 the define_insn below.
17745 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17746 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17747 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17748 patterns): Wrap RHS with COMPARE.
17749 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17750 (*cmpdi_internal): Name this pattern.
17751 (cmpdi): Change to define_insn.
17752 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17753 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17754 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17756 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17757 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17758 (conditional_trap): Change to...
17759 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17760 (*conditional_trap): Use the ordered_comparison_operator and
17761 const1_operand predicates.
17762 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17763 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17764 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17765 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17767 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17768 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17769 (mcore_gen_compare): New.
17770 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17771 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17772 (mcore_gen_compare): ... this.
17773 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17774 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17775 (stack probe pattern): Use cbranchsi4.
17777 * config/mips/predicates.md (mips_cstore_operator): New.
17778 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17779 * config/mips/mips.md (any_cond): Delete.
17780 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17782 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17783 fixuns_truncsfdi2): Use cbranch patterns.
17784 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17785 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17786 Adjust call to mips_expand_conditional_branch.
17787 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17789 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17790 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17791 * config/mips/mips.c (cmp_operands): Delete.
17792 (mips_emit_compare): Get comparison operands from *op0/*op1.
17793 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17794 that it succeeds. Use op0/op1 instead of cmp_operands.
17795 (mips_expand_conditional_branch, mips_expand_conditional_move,
17796 mips_expand_conditional_trap): Likewise.
17797 (mips_block_move_loop): Use cbranch patterns.
17798 * config/mips/mips.h (cmp_operands): Delete.
17800 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17801 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17802 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17803 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17804 (*cmpcc_folded): Rename to...
17805 (*cmpdi_folded): this.
17806 (*cmpcc): Rename to...
17808 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17811 (cbranchdf4): New. Handle invalid comparisons here.
17812 * config/mmix/predicates.md (float_comparison_operator): New.
17814 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17815 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17816 * config/mn10300/mn10300.md (tst): Delete.
17817 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17818 Name these patterns and wrap RHS in a compare.
17819 (*cmpsi): Make this pattern private. Include tst.
17820 (*cmpsf): Make this pattern private.
17821 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17822 (compare with zero peepholes): Likewise.
17824 (cbranchsi4, cbranchsf4): New.
17825 (casesi): Use cbranchsi4.
17827 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17828 hppa_branch_type): Delete.
17829 (return_addr_rtx): Use cbranchsi4.
17830 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17831 Emit CCFPmode comparison here.
17832 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17833 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17834 hppa_branch_type): Delete.
17835 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17836 (movsicc, movdicc): Remove references to hppa_compare_op0,
17837 hppa_compare_op1 and compare_from_rtx.
17838 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17839 (casesi): Use cbranchsi4.
17841 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17842 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17843 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17844 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17845 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17847 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17848 (*branch, *branch_inverted): New.
17850 * config/picochip/picochip.md (cbranchhi4): Use
17851 ordered_comparison_operator.
17852 (cmphi, bCC): Remove.
17854 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17855 (trap_comparison_operator): Delete.
17856 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17857 rs6000_emit_cbranch): Accept mode and operands.
17858 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17859 rs6000_compare_fp_p): Delete.
17860 (rs6000_generate_compare): Accept mode and comparison. Extract code
17861 and op0/op1 from there. Replace references to rs6000_compare_op0
17862 and rs6000_compare_op1.
17863 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17864 extract result from passed operands.
17865 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17866 extract loc from passed operands.
17867 (rs6000_emit_cmove): Likewise.
17868 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17869 rs6000_compare_fp_p): Delete.
17870 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17871 (cbranch<GPR>4, cbranch<FP>4): New.
17872 (cstore<mode>4): New. Consolidate here all choices about when to use
17873 portable or specialized sCC sequences.
17874 (stack_protect_test): Use cbranchsi4.
17875 (conditional_trap): Replace with ctrap<GPR>4.
17876 (conditional trap insn): Replace trap_comparison_operator with
17877 ordered_comparison_operator.
17879 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17880 (s390_emit_prologue): Use ctrap.
17881 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17882 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17883 New predicates replacing...
17884 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17885 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17886 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17887 (add<mode>cc): Do not use s390_compare_op0/op1.
17888 (s<code>): Change to...
17889 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17890 (seq): Change to...
17891 (cstorecc4): ... this. Handle EQ or NE equally.
17892 (*sne): Un-privatize for use in cstorecc4.
17893 (b<code>): Change to...
17894 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17895 (conditional_trap): Replace with...
17896 (ctrap<GPR>4, ctrap<FP>4): ... these.
17897 (stack_protect): Use cbranchcc4.
17899 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17900 * config/score/score-protos.h (score_gen_cmp): Delete.
17901 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17902 (score_block_move-loop): Use cbranchsi4.
17903 * config/score/score.md (cbranchsi4): New.
17904 (cmpsi, bCC): Delete.
17905 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17906 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17907 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17908 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17909 * config/score/score3.h (score3_gen_cmp): Delete.
17910 * config/score/score7.h (score7_gen_cmp): Delete.
17912 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17913 (sh_emit_scc_to_t): ... this. Return void.
17914 (from_compare): Rename to...
17915 (sh_emit_compare_and_branch): ... this.
17916 (sh_emit_compare_and_set): New.
17917 (sh_expand_t_scc): Accept operands.
17918 * config/sh/predicates.md (sh_float_comparison_operator): New.
17919 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17920 (prepare_scc_operands): Rename to...
17921 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17923 (sh_emit_cheap_store_flag): New.
17924 (sh_emit_set_t_insn): New.
17925 (from_compare): Rename to...
17926 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17927 handling of TARGET_SH2E floating point to avoid recursive call.
17928 Generate branch here.
17929 (sh_emit_compare_and_set): New.
17930 (sh_expand_t_scc): Get op0/op1 from arguments.
17931 (sh_emit_cheap_store_flag): New.
17932 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17934 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17935 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17936 (movsicc, movdicc): Do nothing when it recreated operands from
17937 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17938 prepare_scc_operands (now sh_emit_scc_to_t).
17939 (udivdi3): Use cstoresi4.
17940 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17941 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17942 (cbranchint4_media, cbranchfp4_media): New.
17943 (casesi): Use cbranchdi4.
17944 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17946 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17947 (movnegt): Remove second operand.
17948 (cbranchsf4, cbranchdf4): New.
17949 (stack_protect): Use cbranchdi4/cbranchsi4.
17951 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17952 (gen_compare_reg): Accept comparison, extract part of it to...
17953 (gen_compare_reg_1): ... this.
17954 (gen_compare_operator): Delete.
17955 (gen_v9_scc): Accept separate destination, comparison code and arms.
17956 Do not use sparc_compare_op0/sparc_compare_op1.
17957 (emit_scc_insn, emit_conditional_branch_insn): New.
17958 (emit_v9_brxx): Make static. Remove useless assertion.
17959 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17961 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17962 * config/sparc/sparc-protos.h (gen_compare_reg,
17963 sparc_emit_float_lib_cmp): Adjust prototype.
17964 (emit_scc_insn, emit_conditional_branch_insn): New.
17965 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17966 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17967 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17968 iterators to the top.
17969 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17970 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17971 snedi_special_trunc): Delete.
17972 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17973 and snedi_special_trunc.
17974 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17975 cbranchdi4, cbranch<F:mode>4): New.
17976 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17977 here. Use gen_compare_reg instead of gen_compare_operator.
17978 (conditional_trap): Replace with...
17979 (ctrapsi4, ctrapdi4): ... this.
17980 (stack_protect_test): Use cbranchcc4.
17982 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17984 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17985 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17986 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17987 from operands[0] or operands[3] depending on is_set.
17988 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17989 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17990 cmpdf, bCC), sCC: Remove.
17991 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17992 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17994 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17995 spu_emit_branch_or_set.
17997 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17999 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18000 xstormy16_compare_op1): Delete.
18001 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18002 xstormy16_compare_op1): Delete.
18003 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18005 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18006 (cmphi, cmpsi, bCC): Remove.
18008 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18009 (*cmpsi): ... this one.
18010 (cbranchsi4, cstoresi4): New.
18011 (bCC expanders): Delete.
18012 (sCC insns): Fold into...
18013 (*setcc): ... this one.
18014 (casesi): Do not use gen_cmpsi and gen_bgtu.
18015 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18016 (movsicc): Simplify.
18017 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18019 * config/vax/vax-protos.h (cond_name): New.
18020 (vax_output_conditional_branch): Remove.
18021 * config/vax/vax.c (cond_name): New.
18022 (vax_output_conditional_branch): Remove.
18023 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18024 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18025 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18026 (bit<VAXint>): Wrap source with (compare).
18027 (b<code> and following unnamed pattern): Rename to *branch and
18028 *branch_reversed. Change macroization to match_operator.
18029 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18031 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18032 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18033 Change last argument to machine_mode.
18034 (xtensa_expand_scc): Add machine_mode argument.
18035 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18036 (gen_conditional_move, xtensa_expand_conditional_branch,
18037 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18038 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18039 Adjust operand numbers.
18040 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18042 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18043 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18044 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18046 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18048 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18049 causes spurious differences between trunk and cond-optab branch.
18051 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18054 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18056 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18058 * tree.c (iterative_hash_pointer): Delete.
18059 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18060 Hash UIDs and versions of SSA names. Don't special-case built-in
18061 function declarations.
18063 2009-05-11 Ian Lance Taylor <iant@google.com>
18066 * graphite.c: Force -Wc++-compat to only be a warning before
18067 #including "cloog/cloog.h".
18069 2009-05-11 Martin Jambor <mjambor@suse.cz>
18071 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18073 2009-05-11 Jan Hubicka <jh@suse.cz>
18075 * tree-ssa-loop-ivcanon.c: Include target.h
18076 (struct loop_size): new structure.
18077 (constant_after_peeling): New predicate.
18078 (tree_estimate_loop_size): New function.
18079 (estimated_unrolled_size): Rewrite for new estimates.
18080 (try_unroll_loop_completely): Use new estimates.
18081 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18083 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18085 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18086 libcpp interface change.
18087 (spu_macro_to_expand): Likewise.
18089 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18091 PR tree-optimization/40026
18092 * gimplify.c (gimplify_init_constructor): Change initial conditional
18093 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18094 optimize_compound_literals_in_ctor.
18096 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18098 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18100 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18102 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18104 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18105 HOST_WIDE_INT for gap.
18107 2009-05-11 Ira Rosen <irar@il.ibm.com>
18109 PR tree-optimization/40074
18110 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18111 account in group size and step comparison.
18113 2009-05-11 Richard Guenther <rguenther@suse.de>
18115 * passes.c (init_optimization_passes): Strip now incorrect comment.
18116 (execute_function_todo): Do not set PROP_alias.
18117 * tree-pass.h (PROP_alias): Remove.
18118 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18119 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18120 * tree-nrv.c (pass_return_slot): Likewise.
18121 * tree-object-size.c (pass_object_sizes): Likewise.
18122 * tree-ssa-dom.c (pass_dominator): Likewise.
18123 (pass_phi_only_cprop): Likewise.
18124 * tree-ssa-dse.c (pass_dse): Likewise.
18125 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18126 (pass_cselim): Likewise.
18127 * tree-ssa-pre.c (pass_pre): Likewise.
18128 (pass_fre): Likewise.
18129 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18130 * tree-ssa-sink.c (pass_sink_code): Likewise.
18131 * tree-stdarg.c (pass_stdarg): Likewise.
18132 * tree-tailcall.c (pass_tail_calls): Likewise.
18133 * tree-vrp.c (pass_vrp): Likewise.
18135 2009-05-10 Ian Lance Taylor <iant@google.com>
18137 * basic-block.h (enum profile_status): Break out of struct
18138 control_flow_graph.
18139 * cgraph.h (struct inline_summary): Break out of struct
18141 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18142 of struct cgraph_order_sort.
18143 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18144 * cse.c (struct branch_path): Break out of struct
18145 cse_basic_block_data.
18146 * except.h (enum eh_region_type): Break out of struct eh_region.
18147 * gcc.c (enum add_del): Break out of struct modify_target.
18148 * genrecog.c (enum decision_type): Break out of struct decision_test.
18149 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18151 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18152 * regmove.c (enum match_use): New enum, broken out of struct match.
18153 * sched-int.h (enum post_call_group): New enum, broken out of
18155 (struct deps_reg): Break out of struct deps.
18156 * target.h (struct asm_int_op): Break out of struct gcc_target.
18157 * tree-eh.c (struct goto_queue_node): Break out of struct
18159 * tree-inline.h (enum copy_body_cge_which): Break out of
18161 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18163 * c-decl.c (in_struct, struct_types): New static variables.
18164 (pushtag): Add loc parameter. Change all callers.
18165 (lookup_tag): Add ploc parameter. Change all callers.
18166 (check_compound_literal_type): New function.
18167 (parser_xref_tag): Add loc parameter. Change all callers. If
18168 -Wc++-compat, warn about struct/union/enum types defined within a
18170 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18171 and loc parameters. Change all callers. Change error calls to
18172 error_at, using loc. For a redefinition, if the location of the
18173 original definition is known, report it. Set in_struct and
18174 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18175 (finish_struct): Add new parameters enclosing_in_struct and
18176 enclosing_struct_types. Change all callers. Set
18177 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18178 in the struct. If in a struct, add this struct to struct_types.
18179 (start_enum): Add loc parameter. Change all callers. Use
18180 error_at for errors, using loc. For a redefinition, if the
18181 location of the original definition is known, report it. If in a
18182 struct, add this enum type to struct_types. If -Wc++-compat warn
18183 if in sizeof, typeof, or alignof.
18184 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18185 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18186 (c_parser_enum_specifier): Get enum location for start_enum.
18187 (c_parser_struct_or_union_specifier): Get struct location for
18188 start_struct. Save in_struct and struct_types status between
18189 start_struct and finish_struct.
18190 (c_parser_cast_expression): Get location of cast.
18191 (c_parser_alignof_expression): Get location of type.
18192 (c_parser_postfix_expression): Likewise.
18193 (c_parser_postfix_expression_after_paren_type): Add type_loc
18194 parameter. Change all callers. Call check_compound_literal_type.
18195 Use type_loc for error about variable size type.
18196 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18197 of an enum constant from an enum type defined in a struct or union.
18198 (c_cast_expr): Add loc parameter. Change all callers. If
18199 -Wc++-compat, warn about defining a type in a cast.
18200 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18201 (start_enum, start_struct, finish_struct): Update declarations.
18202 (parser_xref_tag, c_cast_expr): Update declarations.
18203 (check_compound_literal_type): Declare.
18205 2009-05-11 Ben Elliston <bje@au.ibm.com>
18207 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18208 for recent libcpp interface change.
18209 (rs6000_macro_to_expand): Likewise.
18211 2009-05-10 Michael Matz <matz@suse.de>
18214 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18215 not at entry of function.
18217 2009-05-10 Richard Guenther <rguenther@suse.de>
18219 PR tree-optimization/40081
18221 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18222 using the main variant of the element type. Do not fiddle with
18223 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18225 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18226 structs with volatile fields.
18228 2009-05-10 Jan Hubicka <jh@suse.cz>
18230 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18231 (estimate_move_cost): Assert that it does not get called for
18233 (estimate_num_insns): Skip VOID types in argument handling.
18234 (optimize_inline_calls): Delete unreachable blocks and verify that
18235 callgraph is valid.
18237 2009-05-10 Jan Hubicka <jh@suse.cz>
18239 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18240 * cgraph.c (cgraph_mark_address_taken_node): New function.
18241 (dump_cgraph_node): Dump new flag.
18242 * cgraph.h (struct cgraph_node): Add address_taken.
18243 (cgraph_mark_address_taken_node): New function.
18244 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18245 since new direct calls can be born.
18247 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18249 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18250 tok->val.node.node.
18252 2009-05-10 Jan Hubicka <jh@suse.cz>
18254 PR middle-end/40084
18255 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18257 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18258 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18259 * tree-inline.c (copy_bb): Set frequency correctly.
18260 (fold_marked_statements): Update call to
18261 cgraph_update_edges_for_call_stmt.
18263 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18265 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18266 identifiers in diagnostics.
18267 * config/arm/arm.c (arm_handle_fndecl_attribute,
18268 arm_handle_isr_attribute): Likewise.
18269 * config/avr/avr.c (avr_handle_progmem_attribute,
18270 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18271 * config/bfin/bfin.c (handle_int_attribute,
18272 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18273 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18274 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18276 * config/darwin.c (darwin_handle_kext_attribute,
18277 darwin_handle_weak_import_attribute): Likewise.
18278 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18279 h8300_handle_eightbit_data_attribute,
18280 h8300_handle_tiny_data_attribute): Likewise.
18281 * config/i386/i386.c (ix86_handle_cconv_attribute,
18282 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18283 * config/i386/winnt.c (ix86_handle_shared_attribute,
18284 ix86_handle_selectany_attribute): Likewise.
18285 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18286 * config/m32c/m32c.c (function_vector_handler): Likewise.
18287 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18288 m68hc11_handle_fntype_attribute): Likewise.
18289 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18290 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18291 * config/mips/mips.c (mips_insert_attributes,
18292 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18293 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18294 rs6000_handle_struct_attribute): Likewise.
18295 * config/sh/sh.c (sh_insert_attributes,
18296 sh_handle_resbank_handler_attribute,
18297 sh_handle_interrupt_handler_attribute,
18298 sh2a_handle_function_vector_handler_attribute,
18299 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18301 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18302 * config/spu/spu.c (spu_handle_fndecl_attribute,
18303 spu_handle_vector_attribute): Likewise.
18304 * config/stormy16/stormy16.c
18305 (xstormy16_handle_interrupt_attribute): Likewise.
18306 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18307 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18309 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18311 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18312 (pp_translate_identifiers): New.
18313 (pp_identifier): Only conditionally translate identifier to locale
18315 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18316 (pp_base_tree_identifier): Only conditionally translate identifier
18317 to locale character set.
18318 * c-pretty-print.c (M_): Define.
18319 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18320 fragments for conditional translation with M_.
18321 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18322 identifier translation.
18324 2009-05-10 Richard Guenther <rguenther@suse.de>
18326 PR tree-optimization/40081
18327 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18328 using the main variant of the element type. Do not fiddle with
18329 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18331 2009-05-09 Jan Hubicka <jh@suse.cz>
18333 PR middle-end/40080
18334 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18335 indirect calls; verify cgraph afterwards.
18337 2009-05-09 Jan Hubicka <jh@suse.cz>
18340 * ipa.c (update_inlined_to_pointer): New function.
18341 (cgraph_remove_unreachable_nodes): Use it.
18343 2009-05-09 Jan Hubicka <jh@suse.cz>
18345 * tree-eh.c (struct leh_state): Remove prev_try.
18346 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18347 not track prev_try.
18348 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18349 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18350 remove_eh_handler_and_replace, foreach_reachable_handler,
18351 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18352 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18353 (gen_eh_region_cleanup): Update prototype.
18355 2009-05-09 Jan Hubicka <jh@suse.cz>
18357 PR middle-end/40043
18358 * except.c (copy_eh_region): Always set prev_try.
18359 (redirect_eh_edge_to_label): Find outer try.
18360 (foreach_reachable_handler): When looking for prev try
18361 handle case where previous try is not going to be taken.
18363 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18365 PR tree-optimization/40049
18366 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18367 only vector/vector shifts, convert the type of the constant to the
18368 appropriate type to avoid building incorrect trees, which
18369 eventually have problems with garbage collection.
18371 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18373 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18374 -1 for complex floating-point types if honoring signed zeros.
18376 2009-05-08 Jan Hubicka <jh@suse.cz>
18378 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18379 argument; handle correctly when profile is absent.
18380 (build_cgraph_edges): Update.
18381 (rebuild_cgraph_edges): Update.
18382 * cgraph.c: Do not include varray.h.
18383 (cgraph_set_call_stmt_including_clones): New function.
18384 (cgraph_create_edge_including_clones): Likewise
18385 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18386 (cgraph_update_edges_for_call_stmt): Handle clones.
18387 (cgraph_remove_node): Handle clone tree.
18388 (cgraph_remove_node_and_inline_clones): New function.
18389 (dump_cgraph_node): Dump clone tree.
18390 (cgraph_clone_node): Handle clone tree.
18391 (clone_function_name): Bring here from tree-inline.c.
18392 (cgraph_create_virtual_clone): New function.
18393 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18394 (cgraph_clone_info): New function.
18395 (strut cgraph_node): Add clone_info and new clone tree pointers.
18396 (cgraph_remove_node_and_inline_clones,
18397 cgraph_set_call_stmt_including_clones,
18398 cgraph_create_edge_including_clones,
18399 cgraph_create_virtual_clone): Declare.
18400 (cgraph_function_versioning): Use VEC argument.
18401 (compute_call_stmt_bb_frequency): Update prototype.
18402 (cgraph_materialize_all_clones): New function.
18403 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18404 (ipcp_create_replace_map): Update to VECtors.
18405 (ipcp_update_callgraph): Use virtual clones.
18406 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18407 (ipcp_update_profiling): Do not update local profiling.
18408 (ipcp_insert_stage): Use VECtors and virtual clones.
18409 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18410 (clone_of_p): New function.
18411 (cgraph_preserve_function_body_p): Use clone tree.
18412 (cgraph_optimize): Materialize clones.
18413 (cgraph_function_versioning): Update for VECtors.
18414 (save_inline_function_body): Use clone tree.
18415 (cgraph_materialize_clone): New function.
18416 (cgraph_materialize_all_clones): Likewise.
18417 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18418 * ipa.c: Include gimple.h.
18419 (cgraph_remove_unreachable_nodes): Use clone tree.
18420 * ipa-prop.c (ipa_note_param_call): Update call to
18421 compute_call_stmt_bb_frequencycall.
18422 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18423 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18424 (copy_bb): Handle updating of clone tree; add new edge when new call
18426 (expand_call_inline): Be strict about every call having edge.
18427 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18428 (delete_unreachable_blocks_update_callgraph): New function.
18429 (tree_function_versioning): Use VECtors; always remove unreachable
18430 blocks and fold conditionals.
18431 * tree-inline.h: Do not include varray.h.
18432 (tree_function_versioning): Remove.
18433 * Makefile.in (GTFILES): Remove tree-inline.c
18434 * passes.c (do_per_function): Do only functions having body.
18435 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18438 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18439 Andrew Morrow <acm@google.com>
18442 * c-common.c (c_common_attribute_table): Permit deprecated
18443 attribute to take an optional argument.
18444 (handle_deprecated_attribute): If the optional argument to
18445 __attribute__((deprecated)) is not a string ignore the attribute
18446 and emit a warning.
18448 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18449 * c-typeck.c (build_component_ref): Likewise.
18450 (build_external_ref): Likewise.
18452 * toplev.c (warn_deprecated_use): Add an attribute argument.
18453 Emit the message associated with __attribute__((deprecated)).
18455 * toplev.h (warn_deprecated_use): Updated.
18457 * doc/extend.texi: Document new optional parameter to
18458 __attribute__((deprecated))
18460 2009-05-08 Michael Eager <eager@eagercon.com>
18462 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18463 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18465 2009-05-08 Richard Guenther <rguenther@suse.de>
18467 PR tree-optimization/40062
18468 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18469 Avoid exponential behavior.
18471 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18473 PR rtl-optimization/33928
18475 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18476 process_uses, build_single_def_use_links): New.
18477 (update_df): Update use_def_ref.
18478 (forward_propagate_into): Use get_def_for_use instead of use-def
18480 (fwprop_init): Call build_single_def_use_links and let it initialize
18482 (fwprop_done): Free use_def_ref.
18483 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18484 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18485 df_rd_simulate_one_insn): New.
18486 (df_rd_bb_local_compute_process_def): Update head comment.
18487 (df_chain_create_bb): Use the new RD simulation functions.
18488 * df.h (df_rd_simulate_artificial_defs_at_top,
18489 df_rd_simulate_one_insn): New.
18490 * opts.c (decode_options): Enable fwprop at -O1.
18491 * doc/invoke.texi (-fforward-propagate): Document this.
18493 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18496 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18497 and one complex operand specially.
18498 * tree-complex.c (some_nonzerop): Do not identify a real value as
18499 zero if flag_signed_zeros.
18501 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18503 PR rtl-optimization/33928
18504 * loop-invariant.c (record_use): Fix && vs. || mishap.
18506 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18508 PR rtl-optimization/33928
18509 * loop-invariant.c (struct use): Add addr_use_p.
18510 (struct def): Add n_addr_uses.
18511 (struct invariant): Add cheap_address.
18512 (create_new_invariant): Set cheap_address.
18513 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18514 (record_uses): Pass df_ref to record_use.
18515 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18518 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18520 * config/sh/sh.c: Do not include c-pragma.h.
18522 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18524 * config/spu/spu.c: Remove include of c-common.h.
18526 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18529 * c-common.h (mark_valid_location_for_stdc_pragma,
18530 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18531 clear_float_const_decimal64, float_const_decimal64_p): New.
18532 * c.opt (Wunsuffixed-float-constants): New.
18533 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18534 unsuffixed float constant, handle new warning.
18535 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18536 * c-decl.c (c_scope): New flag float_const_decimal64.
18537 (set_float_const_decimal64, clear_float_const_decimal64,
18538 float_const_decimal64_p): New.
18539 (push_scope): Set new flag.
18540 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18541 to use STDC pragmas.
18542 (c_parser_external_declaration): Ditto.
18543 (c_parser_compound_statement_nostart): Ditto.
18544 * c-pragma.c (valid_location_for_stdc_pragma,
18545 mark_valid_location_for_stdc_pragma,
18546 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18547 handle_pragma_float_const_decimal64): New.
18548 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18549 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18550 set_float_const_decimal64, clear_float_const_decimal64,
18551 float_const_decimal64_p): New dummy functions.
18552 * doc/extend.texi (Decimal Float): Remove statement that the
18553 pragma, and suffix for double constants, are not supported.
18554 * doc/invoke.texi (Warning Options): List new option.
18555 (-Wunsuffixed-float-constants): New.
18557 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18559 * config/i386/i386.c: Do not include c-common.h.
18561 2009-05-07 Mark Heffernan <meheff@google.com>
18563 * doc/invoke.texi (Debugging Options): Document change of debugging
18565 * opts.c (decode_options): Make dump_base_name relative to
18566 aux_base_name directory.
18568 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18570 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18571 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18573 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18575 * Makefile.in (install-plugin): Simplify a bit.
18577 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18579 * Makefile.in (OBJS-common): Add regcprop.o.
18581 * timevar.def (TV_CPROP_REGISTERS): New.
18582 * regrename.c (regrename_optimize): Return 0.
18583 (rest_of_handle_regrename): Delete.
18584 (pass_rename_registers): Point to regrename_optimize.
18585 (struct value_data_entry, struct value_data,
18586 kill_value_one_regno, kill_value_regno, kill_value,
18587 set_value_regno, init_value_data, kill_clobbered_value,
18588 kill_set_value, kill_autoinc_value, copy_value,
18589 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18590 replace_oldest_value_reg, replace_oldest_value_addr,
18591 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18592 debug_value_data, validate_value_data): Move...
18593 * regcprop.c: ... here.
18594 (rest_of_handle_cprop): Delete.
18595 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18597 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18599 PR middle-end/40057
18600 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18601 GEN_INT for 1 << bitnum.
18602 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18603 build_int_cst_type.
18605 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18607 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18608 Remove wrong description of "nand" operation.
18610 2009-05-06 Richard Guenther <rguenther@suse.de>
18611 Adam Nemet <anemet@caviumnetworks.com>
18613 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18614 comment. Add that if LHS is not a gimple register, then RHS1 has
18615 to be a single object (GIMPLE_SINGLE_RHS).
18617 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18619 * expr.c (get_def_for_expr): Move it up in the file.
18620 (store_field): When expanding a bit-field store, look at the
18621 defining gimple stmt for the masking conversion.
18623 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18625 PR middle-end/39986
18626 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18627 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18628 32-bit memcpy into long.
18630 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18632 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18633 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18635 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18636 instead of appending DW_OP_deref*.
18638 2009-05-06 Michael Matz <matz@suse.de>
18640 PR middle-end/40021
18641 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18642 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18644 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18646 * Makefile.in (install-plugin): Fix srcdir handling.
18648 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18650 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18651 when processing for not_regs_needed bitmap.
18652 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18653 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18654 handling it for rhs.
18656 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18658 * config/i386/i386.md (unnamed inc/dec peephole): Use
18659 optimize_insn_for_size_p instead of optimize_size.
18660 * config/i386/predicates.md (incdec_operand): Likewise.
18661 (aligned_operand): Likewise.
18662 * config/i386/sse.md (divv8sf3): Likewise.
18663 (sqrtv8sf2): Likewise.
18665 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18667 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18669 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18671 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18673 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18674 ssemodesuffixf2c with avxmodesuffixf2c.
18676 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18679 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18681 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18683 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18684 (struct tree_base): Adjust spacing for 8 bit boundaries.
18685 (struct tree_decl_common): Add decl_by_reference_flag bit.
18686 (DECL_BY_REFERENCE): Adjust.
18687 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18688 print DECL_BY_REFERENCE bit.
18689 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18690 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18691 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18692 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18695 PR middle-end/39666
18696 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18697 range of the type, but default label is missing, add it with one
18698 of the existing labels instead of adding a new label for it.
18700 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18704 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18706 * Makefile.in (enable_plugin, plugin_includedir): New.
18707 (install): Depend on install-plugin.
18708 (PLUGIN_HEADERS): New.
18709 (install-plugin): New.
18710 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18712 2009-05-05 Richard Guenther <rguenther@suse.de>
18714 PR tree-optimization/40022
18715 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18717 (phivn_valid_p): Fix tuplification error, simplify.
18718 (phiprop_insert_phi): Add dumps.
18719 (propagate_with_phi): Simplify.
18721 2009-05-05 Richard Guenther <rguenther@suse.de>
18723 PR middle-end/40023
18724 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18726 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18728 * tree.h (strip_float_extensions): Remove duplicate declaration.
18729 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18730 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18731 block_ultimate_origin): Rearrange the declarations line to match the
18732 comment that indicates the .c file which the functions are defined.
18733 (dwarf2out_*, set_decl_rtl): Add comment.
18734 (get_base_address): Adjust comment.
18735 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18736 declarations line and add comment.
18737 (is_builtin_name): Add blank after function name, for clarity.
18739 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18741 * attribs.c (decl_attributes): Use %qE for identifiers in
18743 * cgraphunit.c (verify_cgraph_node): Translate function names to
18744 locale character set in diagnostics.
18745 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18747 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18748 Document that functions are named in UTF-8.
18749 * expr.c (expand_expr_real_1): Translate function names to locale
18750 character set in diagnostics.
18751 * gimplify.c (omp_notice_variable, omp_is_private,
18752 gimplify_scan_omp_clauses): Use %qE for identifiers in
18754 * langhooks.c (lhd_print_error_function): Translate function names
18755 to locale character set.
18756 * langhooks.h (decl_printable_name): Document that return value is
18757 in internal character set.
18758 * stmt.c: Include pretty-print.h
18759 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18761 (resolve_operand_name_1): Translate named operand name to locale
18763 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18765 * toplev.c (announce_function): Translate function names to locale
18767 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18768 (default_tree_printer): Use pp_identifier or translate identifiers
18769 to locale character set. Mark "<anonymous>" for translation.
18770 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18771 for identifiers in diagnostics.
18772 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18774 * varasm.c (output_constructor): Use %qE for identifiers in
18777 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18779 * configure.ac: use ` ` instead of $()
18780 * configure: Regenerate.
18782 2009-05-05 Ben Elliston <bje@au.ibm.com>
18784 * config/pa/linux-atomic.c: Eliminate conditional include of
18785 errno.h on non-LP64 systems to simplify build requirements.
18787 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18789 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18791 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18792 and pass value to identifier_to_locale.
18793 (warn_variable_length_array): Make name a tree.
18794 (grokdeclarator): Separate diagnostic texts for named and unnamed
18795 declarators. Use %qE for named declarators.
18796 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18798 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18799 identifiers in diagnostics.
18800 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18801 identifier_to_locale. Mark "anonymous" strings for translation.
18803 2009-05-04 Michael Eager <eager@eagercon.com>
18805 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18806 address for DImode/DFmode only if double-precision FP regs.
18808 2009-05-04 Michael Eager <eager@eagercon.com>
18810 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18811 TARGET_SINGLE_FLOAT check.
18813 2009-05-04 Michael Eager <eager@eagercon.com>
18815 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18817 2009-05-04 Michael Eager <eager@eagercon.com>
18819 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18820 * config/rs6000/t-xilinx: New
18822 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18824 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18825 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18826 * gcc/explow.c (memory_address): Use target hook.
18827 * gcc/targhooks.c (default_legitimize_address): New.
18828 * gcc/targhooks.h (default_legitimize_address): New.
18829 * gcc/target.h (legitimize_address): New.
18830 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18831 (TARGET_INITIALIZER): Include it.
18832 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18834 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18835 * config/bfin/bfin.c (legitimize_address): Remove.
18836 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18837 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18839 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18840 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18842 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18843 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18844 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18845 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18846 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18847 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18848 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18849 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18850 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18851 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18852 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18853 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18854 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18855 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18856 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18857 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18858 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18859 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18860 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18861 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18862 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18863 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18864 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18866 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18867 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18868 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18869 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18870 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18871 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18872 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18873 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18874 (thumb_legitimize_address): Delete.
18875 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18876 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18877 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18878 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18879 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18880 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18882 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18885 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18886 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18887 * config/m32r/m32r.c (m32r_legitimize_address): New.
18888 * config/m68k/m68k.c (m68k_legitimize_address): New.
18889 * config/score/score.c (score_legitimize_address): Standardize.
18890 * config/score/score3.c (score3_legitimize_address): Standardize.
18891 * config/score/score3.h (score3_legitimize_address): Adjust.
18892 * config/score/score7.c (score7_legitimize_address): Standardize.
18893 * config/score/score7.h (score7_legitimize_address): Adjust.
18894 * config/sh/sh.c (sh_legitimize_address): New.
18895 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18897 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18898 (s390_legitimize_address): ... this.
18899 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18900 (sparc_legitimize_address): ... this.
18901 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18902 (ix86_legitimize_address): ... this.
18903 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18904 (avr_legitimize_address): ... this.
18905 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18906 (mn10300_legitimize_address): ... this.
18907 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18908 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18909 (alpha_expand_mov): Adjust call.
18911 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18912 * config/spu/spu.c (spu_legitimize_address): Likewise.
18913 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18914 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18916 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18918 * intl.c (locale_encoding, locale_utf8): New.
18919 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18920 * intl.h (locale_encoding, locale_utf8): Declare.
18921 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18922 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18924 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18926 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18927 (pp_base_tree_identifier): Declare as function.
18928 (identifier_to_locale): Declare.
18929 * Makefile.in (pretty-print.o): Update dependencies.
18930 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18932 2009-05-04 Richard Guenther <rguenther@suse.de>
18934 PR middle-end/40015
18935 * builtins.c (fold_builtin_memory_op): Do not decay to element
18936 type if the size matches the whole array.
18938 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18940 * expmed.c (synth_mult): When trying out a shift, pass the result
18943 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18945 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18946 (shiftsub1_cost): New.
18947 (init_expmed): Compute shiftsub1_cost.
18948 (synth_mult): Optimize multiplications by constants of the form
18949 -(2^^m-1) for some constant positive integer m.
18951 2009-05-03 Richard Guenther <rguenther@suse.de>
18954 * c-typeck.c (array_to_pointer_conversion): Do not built
18955 ADDR_EXPRs of arrays of pointer-to-element type.
18956 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18957 up wrong ADDR_EXPRs after-the-fact.
18958 * c-common.c (strict_aliasing_warning): Strip pointer
18959 conversions for obtaining the original type.
18960 * builtins.c (fold_builtin_memset): Handle array types.
18961 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18964 2009-05-03 Richard Guenther <rguenther@suse.de>
18966 PR middle-end/23329
18967 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18968 Do not lose casts from array types with unknown extent to array
18969 types with known extent.
18970 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18971 alias set compatibility.
18973 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18975 * flags.h (extra_warnings): Delete.
18976 * toplev.c (process_options): Handle Wuninitialized here.
18977 * opts.c (extra_warnings): Delete.
18978 (set_Wextra): Delete.
18979 (common_handle_option): -Wextra can be handled automatically.
18980 * c-opts.c (c_common_handle_option): Delete obsolete code.
18981 (c_common_post_options): Simplify comment.
18982 * common.opt (W): Add Var.
18984 (Wuninitialized): Initialize to -1.
18986 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18987 Richard Guenther <rguenther@suse.de>
18989 * expr.c (get_def_for_expr): New function.
18990 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18991 SSA rather than trees.
18992 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18993 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18995 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18997 * c-common.c (reswords): Add _Imaginary.
18998 * c-common.c (enum rid): Add RID_IMAGINARY.
19000 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19002 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19003 Patch by Richard Guenther.
19005 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19007 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19008 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19009 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19010 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19011 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19012 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19013 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19014 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19015 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19016 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19017 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19018 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19019 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19020 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19021 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19022 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19023 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19024 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19026 2009-05-02 Richard Guenther <rguenther@suse.de>
19028 PR tree-optimization/39940
19029 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19032 2009-05-02 Richard Guenther <rguenther@suse.de>
19034 PR middle-end/40001
19035 * tree-ssa.c (execute_update_addresses_taken): Properly check
19036 if we can mark a variable DECL_GIMPLE_REG_P.
19037 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19038 back to the end of the function.
19039 (is_gimple_reg_type): Remove complex type special casing.
19040 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19043 2009-05-02 Ben Elliston <bje@au.ibm.com>
19045 * doc/collect2.texi (Collect2): Document search path behaviour
19046 when configured with --with-ld.
19048 2009-05-02 Jan Hubicka <jh@suse.cz>
19050 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19051 parameter; update callers.
19052 (coalesce_cost_edge): EH edges are costier because they needs
19053 splitting even if not critical and even more costier when there are
19054 multiple EH predecestors.
19056 2009-05-02 Jan Hubicka <jh@suse.cz>
19058 * except.c (remove_eh_handler_and_replace): Handle updating after
19059 removing TRY blocks.
19061 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19063 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19065 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19067 * varasm.c: Do not include c-pragma.h.
19068 * attribs.c: Do not incude c-common.h.
19070 2009-05-01 Michael Matz <matz@suse.de>
19072 * calls.c (initialize_argument_information): Handle SSA names like
19073 decls with a non MEM_P DECL_RTL.
19075 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19077 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19078 * ipa-utils.c: Likewise.
19079 * ipa-type-escape.c: Likewise.
19080 * cgraphunit.c Do not include c-common.h.
19081 * ipa-pure-const.c: Likewise.
19082 * tree-if-conv.c: Likewise.
19083 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19084 * ipa-struct-reorg.c: Likewise.
19085 * tree-nomudflap.c: Likewise.
19086 * tree-ssa-structalias.c: Likewise.
19088 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19090 * store-motion.c: Many cleanups to make this pass a first-class
19091 citizen instead of an appendix to gcse load motion. Add TODO list
19092 to make this pass faster/cleaner/better.
19094 (struct ls_expr): Post gcse.c-split cleanups.
19095 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19096 "stores" field to "avail_stores".
19097 (pre_ldst_mems): Rename to store_motion_mems.
19098 (pre_ldst_table): Rename to store_motion_mems_table.
19099 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19100 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19101 (ldst_entry): Rename to st_expr_entry, update users.
19102 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19103 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19104 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19106 (first_ls_expr): Rename to first_st_expr, update users.
19107 (next_ls_expr): Rename to next_st_expr, update users.
19108 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19109 fields properly for store motion instead of names inherited from load
19111 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19112 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19115 (ae_kill): Rename to st_kill, update users.
19116 (ae_gen): Rename to st_avloc, update users.
19117 (transp): Rename to st_transp, update users.
19118 (pre_insert_map): Rename to st_insert_map, update users.
19119 (pre_delete_map): Rename to st_delete_map, update users.
19120 (insert_store, build_store_vectors, free_store_memory,
19121 one_store_motion_pass): Update for abovementioned changes.
19123 (gcse_subst_count, gcse_create_count): Remove.
19124 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19125 and "n_stores_created", local variables.
19127 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19130 (regvec, compute_store_table_current_insn): Remove.
19131 (reg_set_info, reg_clear_last_set): Remove.
19132 (compute_store_table): Use DF caches instead of local dataflow
19135 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19137 * c-objc-common.c (c_tree_printer): Print identifiers with
19138 pp_identifier, not pp_string. Mark "({anonymous})" for
19140 * c-pretty-print.c (pp_c_ws_string): New.
19141 (pp_c_cv_qualifier, pp_c_type_specifier,
19142 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19143 pp_c_storage_class_specifier, pp_c_function_specifier,
19144 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19145 pp_c_primary_expression, pp_c_postfix_expression,
19146 pp_c_unary_expression, pp_c_shift_expression,
19147 pp_c_relational_expression, pp_c_equality_expression,
19148 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19149 use pp_string and pp_c_ws_string in place of pp_identifier and
19150 pp_c_identifier for non-identifiers. Mark English strings for
19152 * c-pretty-print.h (pp_c_ws_string): Declare.
19154 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19155 Roland McGrath <roland@redhat.com>
19157 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19158 (ENABLE_LD_BUILDID): New configuration option.
19159 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19160 (LINK_BUILDID_SPEC): New macro.
19161 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19163 * doc/install.texi: Document --enable-linker-build-id option.
19164 * configure: Rebuild.
19165 * config.in: Rebuild.
19167 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19169 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19170 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19171 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19172 MIPS_GP_SAVE_AREA_SIZE.
19173 * config/mips/mips.c (struct mips_frame_info): Update comment
19174 before arg_pointer_offset and hard_frame_pointer_offset.
19175 (mips_compute_frame_info): Update diagram before function: to
19176 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19177 indicate the position of frame_pointer_rtx with -fstack-protector and
19178 to show args_size. Don't allocate cprestore area for leaf functions
19179 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19181 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19183 2009-04-30 Michael Matz <matz@suse.de>
19185 PR tree-optimization/39955
19186 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19188 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19190 * ira.c (setup_cover_and_important_classes): Use safe macro
19191 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19193 * genpreds.c (write_tm_preds_h): Output suitable definition of
19194 REG_CLASS_FOR_CONSTRAINT.
19196 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19198 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19200 * bitmap.c (bitmap_descriptor): Likewise.
19201 * ggc-common.c (loc_descriptor): Likewise.
19202 * varray.c (varray_descriptor): Likewise.
19203 * vec.c (vec_descriptor): Likewise.
19205 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19207 * Makefile.in (dce.o): Add $(EXCEPT_H).
19208 * dce.c: Include except.h and delete redundant vector definitions.
19209 (deletable_insn_p): Return false for non-call insns that can throw
19212 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19214 * gcse.c (ae_gen): Remove.
19215 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19216 and make non-static function to make it available in store-motion.c.
19217 Update call sites with search-and-replace.
19218 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19219 extract_mentioned_regs, extract_mentioned_regs_helper,
19220 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19221 store_killed_in_insn, store_killed_after, store_killed_before,
19222 build_store_vectors, insert_insn_start_basic_block, insert-store,
19223 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19224 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19225 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19226 * store-motion.c: ...new file. Also copy data structures from gcse.c
19227 and clean up to remove parts not used by store motion.
19228 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19229 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19231 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19234 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19235 when optimizing for size.
19237 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19239 * gcse.c (gcse_constant_p): Fix typo in last change.
19241 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19243 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19245 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19247 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19249 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19251 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19252 CONST_HIGH_PART result.
19254 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19256 * config/avr/avr.c (initial_elimination_offset): Rename to
19257 avr_initial_elimination_offset.
19258 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19259 change return type to bool.
19260 (avr_can_eliminate): New function.
19261 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19262 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19263 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19264 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19265 avr_initial_elimination_offset.
19266 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19267 (avr_initial_elimination_offset): Define.
19269 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19270 Steven Bosscher <steven@gcc.gnu.org>
19272 PR rtl-optimization/39938
19273 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19274 * cfgrtl.c: Include insn-attr.h.
19275 (rest_of_pass_free_cfg): New function.
19276 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19277 * resource.c (init_resource_info): Remove call to df_analyze.
19279 2009-04-29 Richard Guenther <rguenther@suse.de>
19282 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19283 allow conversion to signed integers.
19285 2009-04-29 Richard Guenther <rguenther@suse.de>
19287 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19288 shifts of floating point vectors if the shift amount is
19289 a constant multiple of the element size.
19291 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19292 Michael Matz <matz@suse.de>
19294 PR middle-end/39927
19296 * tree-outof-ssa.c (emit_partition_copy): New function.
19297 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19298 insert_part_to_rtx_on_edge): Perform the partition base var
19299 copy using emit_partition_copy.
19300 (insert_value_copy_on_edge): Convert constants to the right mode.
19301 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19302 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19304 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19306 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19307 scan backwards to try to find a constant to initialize it.
19309 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19310 insn before the loop_end instruction, don't look past labels.
19312 2009-04-29 Richard Guenther <rguenther@suse.de>
19314 PR middle-end/39937
19315 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19316 loose type conversions.
19317 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19318 stmts only if there are no uses of its definition.
19320 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19322 * config/bfin/bfin.h (splitting_loops): Declare.
19323 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19324 Reorder bit definitions to be ascending.
19325 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19326 * config/bfin/bfin.c (splitting_loops): New variable.
19327 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19328 (struct loop_info): Remove members INIT and LOOP_INIT.
19329 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19330 the LSETUP sequence. Allow LC to be loaded from any register, but
19331 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19332 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19334 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19335 of reload_completed.
19338 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19340 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19342 * Makefile.in (PLUGIN_VERSION_H): New.
19343 (OBJS-common): Remove plugin-version.o.
19344 (plugin.o): Depend on (PLUGIN_VERSION_H).
19345 (plugin-version.o): Remove.
19346 * configure: Regenerate
19347 * configure.ac: Create plugin-version.h.
19348 * gcc-plugin.h (plugin_gcc_version): Remove.
19349 (plugin_default_version_check): Change signature.
19350 * plugin-version.c: Remove.
19351 * plugin.c: Include plugin-version.h.
19352 (str_plugin_gcc_version_name): Remove.
19353 (try_init_one_plugin): Pass gcc version to plugin_init.
19354 (plugin_default_version_check): Both gcc and plugin versions are now
19357 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19359 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19360 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19361 Remove special case testing for last insn of inner loops. Don't fail
19362 if the loop ends with a jump, emit an extra nop instead.
19364 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19365 DREGS rather than comparing directly. Remove code that tries to
19366 account for latencies.
19368 2009-04-29 Richard Guenther <rguenther@suse.de>
19370 PR tree-optimization/39941
19371 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19372 eliminating an indirect call.
19374 2009-04-29 Richard Guenther <rguenther@suse.de>
19376 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19377 parameter. Allow invariants as base if !require_lvalue.
19378 (verify_gimple_assign_single): Adjust.
19380 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19382 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19383 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19384 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19385 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19386 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19388 * config/bfin/bfin.c (bfin_expand_builtin,
19389 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19391 2009-04-28 Richard Guenther <rguenther@suse.de>
19393 * tree-vect-loop.c (get_initial_def_for_induction): Use
19394 correct types for pointer increment.
19396 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19398 * toplev.c (print_version): Update GMP version string calculation.
19400 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19402 PR rtl-optimization/39938
19403 * resource.c (init_resource_info): Add call to df_analyze.
19405 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19407 * config/alpha/alpha.md (usegp): Cast the result of
19408 alpha_find_lo_sum_using_gp to enum attr_usegp.
19409 * config/alpha/alpha.c (override_options): Remove end-of-structure
19410 marker element from cpu_table. Use array size of cpu_table to handle
19411 -mcpu and -mtune options.
19412 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19414 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19416 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19417 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19418 tune_32 and tune_64.
19419 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19420 support on PowerPC.
19421 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19422 * config/rs6000/option-defaults.h: ... here. New file.
19423 (OPT_64, OPT_32): Define.
19424 (MASK_64BIT): Define to 0 if not already defined.
19425 (OPT_ARCH64, OPT_ARCH32): Define.
19426 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19429 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19431 * config/arm/arm.c (arm_override_options): Emit error on using
19434 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19436 PR rtl-optimization/39914
19437 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19438 registers for allocnos created from user-defined variables only
19439 when not optimizing.
19441 2009-04-28 Richard Guenther <rguenther@suse.de>
19443 PR middle-end/39937
19444 * fold-const.c (fold_binary): Use distribute_real_division only
19447 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19449 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19450 add hpux-stdint.h to tm_file.
19451 (hppa[12]*-*-hpux11*): Ditto.
19452 (ia64*-*-hpux*): Ditto.
19453 * config/hpux-stdint.h: New.
19454 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19455 __STDC_EXT__ for all compiles.
19456 * config/pa/pa-hpux.h: Ditto.
19457 * config/pa/pa-hpux10.h: Ditto.
19458 * config/pa/pa-hpux11.h: Ditto.
19460 2009-04-28 Catherine Moore <clm@codesourcery.com>
19462 * debug.h (set_name): Add comment.
19464 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19467 * config/darwin.c (machopic_gen_offset): Check
19468 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19469 * config/arm/arm.c (require_pic_register): Likewise.
19471 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19473 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19474 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19475 m32c_promote_prototypes): Delete.
19477 2009-04-28 Michael Matz <matz@suse.de>
19479 PR middle-end/39922
19480 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19483 2009-04-28 Richard Guenther <rguenther@suse.de>
19485 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19487 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19489 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19490 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19491 * config/arm/arm-tune.md: Regenerate.
19493 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19495 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19496 block if there are complex incoming edges.
19497 (sel_merge_blocks): Remove useless assert.
19498 (sel_redirect_edge_and_branch): Check that edge was redirected.
19499 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19500 (sel_find_rgns): Delete declaration.
19501 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19502 the region when it is not a preheader.
19504 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19507 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19509 2009-04-28 Richard Guenther <rguenther@suse.de>
19511 * tree.h (SSA_NAME_VALUE): Remove.
19512 (struct tree_ssa_name): Remove value_handle member.
19513 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19514 array for jump threading.
19515 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19517 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19518 * tree-flow.h (threadedge_initialize_values): Declare.
19519 (threadedge_finalize_values): Likewise.
19520 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19521 (SSA_NAME_VALUE): Define.
19522 (threadedge_initialize_values): New function.
19523 (threadedge_finalize_values): Likewise.
19524 * tree-ssa-dom.c (ssa_name_values): New global variable.
19525 (SSA_NAME_VALUE): Define.
19526 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19528 2009-04-28 Ira Rosen <irar@il.ibm.com>
19530 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19531 Use REPORT_VECTORIZED_LOCATIONS instead
19532 REPORT_VECTORIZED_LOOPS.
19533 * tree-vectorizer.c (vect_verbosity_level): Make static.
19534 (vect_loop_location): Rename to vect_location.
19535 (vect_set_verbosity_level): Update comment.
19536 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19538 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19539 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19540 instead REPORT_UNVECTORIZED_LOOPS.
19541 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19542 and vect_loop_def to vect_external_def and vect_internal_def.
19543 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19544 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19545 REPORT_UNVECTORIZED_LOCATIONS.
19546 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19547 and vect_used_in_loop and to vect_unused_in_scope and
19548 vect_used_in_scope.
19549 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19550 (vect_verbosity_level): Remove declaration.
19551 (vect_analyze_operations): Likewise.
19552 (vect_analyze_stmt): Declare.
19553 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19554 REPORT_UNVECTORIZED_LOCATIONS.
19555 (vect_get_loop_niters): Fix indentation.
19556 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19557 (vect_analyze_loop_operations): New function.
19558 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19559 vect_analyze_operations.
19560 (vect_is_simple_reduction): Use new names.
19561 (vectorizable_live_operation, vect_transform_loop): Likewise.
19562 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19563 to specify whether the data references can be a part of interleaving
19565 (vect_analyze_data_ref_dependence): Use new names.
19566 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19567 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19568 * tree-vect-patterns.c (widened_name_p): Use new names.
19569 (vect_recog_dot_prod_pattern): Likewise.
19570 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19571 (process_use, vect_mark_stmts_to_be_vectorized,
19572 vect_model_simple_cost, vect_model_store_cost,
19573 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19574 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19575 vectorizable_operation, vectorizable_type_demotion,
19576 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19577 vectorizable_condition): Likewise.
19578 (vect_analyze_operations): Split into vect_analyze_loop_operations
19580 (vect_analyze_stmt): ... new function.
19581 (new_stmt_vec_info): Use new names.
19582 (vect_is_simple_use): Use new names and fix comment.
19583 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19584 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19586 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19589 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19590 and integer modes for x87 operands. Do not ICE for unsupported size,
19591 generate error instead. Generate error for unsupported operand types.
19592 ['z']: Do not handle HImode memory operands specially. Warning
19593 for floating-point operands. Fallthru to 'Z' for unsupported operand
19594 types. Do not ICE for unsupported size, generate error instead.
19595 (output_387_binary_op): Use %Z to output operands.
19596 (output_fp_compare): Ditto.
19597 (output_387_reg_move): Ditto.
19599 2009-04-28 Ben Elliston <bje@au.ibm.com>
19604 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19606 * builtins.c (c_strlen): Do not warn here.
19607 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19608 * c-common.c (pointer_int_sum): Take an explicit location.
19609 Warn about offsets out of bounds.
19610 * c-common.h (pointer_int_sum): Adjust declaration.
19612 2009-04-27 Ian Lance Taylor <iant@google.com>
19614 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19616 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19617 * df-core.c (df_set_flags): Change return type to int. Change
19618 type of old_flags to int.
19619 (df_clear_flags): Likewise.
19620 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19621 (df_get_conditional_uses): Likewise.
19622 * df.h (df_set_flags, df_clear_flags): Update declarations.
19623 * dwarf2out.c (struct indirect_string_node): Change type of form
19624 field to enum dwarf_form.
19625 (AT_string_form): Change return type to enum dwarf_form.
19626 * fixed-value.c (fixed_compare): Add cast to enum type.
19627 * fwprop.c (update_df): Change 0 to VOIDmode.
19628 * gensupport.c: Change 0 to UNKNOWN.
19629 * gimple.h (gimple_cond_code): Add cast to enum type.
19630 * haifa-sched.c (reemit_notes): Add cast to enum type.
19631 * hooks.c (hook_int_void_no_regs): Remove function.
19632 * hooks.h (hook_int_void_no_regs): Remove declaration.
19633 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19634 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19635 * real.c (real_arithmetic): Add cast to enum type.
19636 (real_compare): Likewise.
19637 * target.h (struct gcc_target): Change return type of
19638 branch_target_register_class to enum reg_class.
19639 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19640 default_branch_target_register_class.
19641 * targhooks.c (default_branch_target_register_class): New function.
19642 * targhooks.h (default_branch_target_register_class): Declare.
19643 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19644 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19646 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19648 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19649 vect_uninitialized_def. Change 0 to ERROR_MARK.
19650 * tree-vect-stmts.c (supportable_widening_operation): Don't
19651 initialize icode1 and icode2.
19652 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19653 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19655 (cmn_err_flag_specs): Change 0 to STD_C89.
19656 (cmn_err_char_table): Likewise.
19657 * config/arm/arm.c (get_arm_condition_code): Change type of code
19658 to enum arm_cond_code.
19659 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19660 (IWMMXT_BUILTIN2): Likewise.
19661 (neon_builtin_type_bits): Don't define typedef.
19662 (neon_builtin_datum): Change type of bits field to int.
19663 (arm_expand_neon_args): Add cast to enum type.
19664 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19666 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19667 casts to enum type.
19668 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19670 * config/mips/mips.md (jal_macro): Return enum constant.
19671 (single_insn): Likewise.
19672 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19674 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19675 casts to enum type.
19676 * config/s390/s390.c (s390_tune_flags): Change type to int.
19677 (s390_arch_flags): Likewise.
19678 (s390_handle_arch_option): Change flags field of struct pta to int.
19679 * config/s390/s390.h (s390_tune_flags): Update declaration.
19680 (s390_arch_flags): Likewise.
19681 * config/sh/sh.c (prepare_move_operands): Compare
19682 tls_symbolic_operand result with enum constant.
19683 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19684 (sh_expand_prologue): Add cast to enum type.
19685 (sh_expand_epilogue): Likewise.
19686 (tls_symbolic_operand): Change return type to enum tls_model.
19687 (fpscr_set_from_mem): Add cast to enum type.
19688 (legitimize_pic_address): Compare tls_symbolic_operand result with
19690 (sh_target_reg_class): Change return type to enum reg_class.
19691 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19693 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19694 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19695 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19696 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19697 (delayed_branch, tls_call_delay): Likewise.
19698 (eligible_for_sibcall_delay): Likewise.
19699 (eligible_for_return_delay): Likewise.
19700 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19701 (spu_expand_builtin_1): Likewise.
19703 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19704 for all types of conversions.
19705 (output_init_element): Issue -Wc++-compat warning if needed when
19706 initializing a bitfield with enum type.
19707 * c-parser.c (c_parser_expression): Set original_type to
19708 original_type of right hand operand of comma operator.
19710 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19712 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19714 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19715 * doc/cpp.texi (Standard Predefined Macros)
19716 (Implementation-defined behavior): Likewise.
19717 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19718 * doc/gimple.texi (GIMPLE Exception Handling)
19719 (@code{GIMPLE_ASSIGN}): Likewise.
19720 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19721 * doc/invoke.texi (Warning Options, Optimize Options)
19722 (AVR Options, Darwin Options): Likewise.
19723 (Optimize Options): Reformulate -fwhole-program description.
19724 * doc/loop.texi (Lambda): Likewise.
19725 * doc/md.texi (Output Template, Define Constraints)
19726 (Standard Names, Insn Splitting): Likewise.
19727 * doc/options.texi (Option properties): Likewise.
19728 * doc/passes.texi (Tree-SSA passes): Likewise.
19729 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19730 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19731 (File Names and DBX): Likewise.
19732 * doc/trouble.texi (Incompatibilities): Likewise.
19734 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19736 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19737 instruction is correct.
19739 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19741 Allow non-constant arguments to conversion intrinsics.
19742 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19743 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19744 * spu.c (print_operand): Handle 'v' and 'w'.
19745 (exp2_immediate_p, spu_gen_exp2): Define.
19746 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19747 spu_convtf_1): Update parameter descriptions.
19748 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19749 * constraints.md ('v', 'w'): New.
19750 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19752 (i2f, I2F): New define_mode_attr.
19753 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19754 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19755 fixuns_truncv4sfv4si2): Update to use mode attribute.
19756 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19757 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19758 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19759 patterns for combine.
19761 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19763 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19764 (cprop, hoist, pre, store_motion): New debug counters.
19765 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19766 is not an RTL pass anymore.
19767 (pass_profiling): Remove extern decl for pass removed in 2005.
19768 (pass_gcse, pass_jump_bypass): Remove.
19769 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19770 to 0 for clean state.
19771 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19772 * cse.c (gate_handle_cse_after_global_opts,
19773 rest_of_handle_cse_after_global_opts): New functions.
19774 (pass_cse_after_global_opts): New pass, does local CSE.
19775 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19776 (TV_CPROP): New timevar.
19777 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19778 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19779 (gcse_main, recompute_all_luids): Remove.
19780 (compute_hash_table_work): Call max_reg_num instead of reading
19782 (cprop_jump): Don't set run_jump_opt_after_gcse.
19783 (constprop_register): Always allow to alter jumps.
19784 (cprop_insn): Likewise.
19785 (do_local_cprop): Likewise.
19786 (local_cprop_pass): Likewise. Return non-zero if something changed.
19787 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19788 (find_implicit_sets): Add note about missed optimization opportunity.
19789 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19790 pass_rtl_cprop execute function.
19791 Don't bother tracking the pass number, each pass gets its own dumpfile
19793 Always allow to alter jumpsand bypass jumps.
19794 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19795 will just find no suitable set.
19796 (pre_edge_insert): Fix dumping, this function is for PRE only.
19797 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19798 pass_rtl_pre execute function.
19799 (hoist_code): Return non-zero if something changed. Keep track of
19800 substitutions and insertions for statistics gathering similar to PRE.
19801 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19802 called from the pass_rtl_hoist execute function. Show pass statistics.
19803 (compute_store_table): Use max_reg_num directly instead of using the
19804 formerly global max_gcse_regno.
19805 (build_store_vectors): Likewise.
19806 (replace_store_insn): Fix dumping.
19807 (store_motion): Rename to ...
19808 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19809 pass, called from the pass_rtl_store_motion execute function. Keep
19810 track of substitutions and insertions for statistics gathering similar
19812 (bypass_jumps): Remove, fold interesting bits into ...
19813 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19814 from the pass_rtl_cprop execute function.
19815 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19816 pass_jump_bypass): Remove.
19817 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19818 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19819 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19820 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19821 (gate_rtl_store_motion, execute_rtl_store_motion,
19822 pass_rtl_store_motion): New.
19823 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19824 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19825 * passes.c (init_optimization_passes): Remove pass_gcse and
19826 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19827 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19828 instead of pass_jump_bypass.
19830 2009-04-27 Richard Guenther <rguenther@suse.de>
19832 PR middle-end/39928
19833 * gimplify.c (gimplify_expr): If we are required to create
19834 a temporary make sure it ends up as register.
19836 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19839 * config/i386/i386.c (construct_container): Don't call
19840 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19841 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19843 2009-04-27 Michael Matz <matz@suse.de>
19845 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19846 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19847 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19848 (dump_replaceable_exprs): Take a bitmap.
19849 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19851 (expand_gimple_basic_block): Likewise.
19852 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19853 replaceable_expressions member a bitmap.
19854 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19855 (mark_replaceable): Likewise.
19856 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19857 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19859 2009-04-27 Richard Guenther <rguenther@suse.de>
19861 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19862 (verify_stmts): Dispatch to gimple/type verification code.
19863 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19864 issue with call argument types.
19866 2009-04-27 Michael Matz <matz@suse.de>
19868 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19869 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19872 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19873 Eric Botcazou <ebotcazou@adacore.com>
19875 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19876 a label's basic block.
19877 (mark_target_live_regs): Tidy and rework obsolete comments.
19878 Change back DF problem to LIVE. If a label starts a basic block,
19879 assume that all registers that used to be live then still are.
19880 (init_resource_info): If a label starts a basic block, set its
19881 BLOCK_FOR_INSN accordingly.
19882 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19884 2009-04-27 Richard Guenther <rguenther@suse.de>
19886 * tree-flow-inline.h (function_ann): Remove.
19887 (get_function_ann): Likewise.
19888 * tree-dfa.c (create_function_ann): Remove.
19889 * tree-flow.h (struct static_var_ann_d): Remove.
19890 (struct function_ann_d): Likewise.
19891 (union tree_ann_d): Remove fdecl member.
19892 (function_ann_t): Remove.
19893 (function_ann, get_function_ann, create_function_ann): Remove
19896 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19898 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19900 2009-04-27 Jan Hubicka <jh@suse.cz>
19902 * ipa-pure-const.c (struct funct_state_d): New fields
19903 state_previously_known, looping_previously_known; remove
19904 state_set_in_source.
19905 (analyze_function): Use new fields.
19906 (propagate): Avoid assumption that state_set_in_source imply
19909 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19910 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19911 * cfgloop.h (finite_loop_p): Declare.
19913 2009-04-26 Michael Matz <matz@suse.de>
19915 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19917 2009-04-26 Michael Matz <matz@suse.de>
19919 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19920 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19921 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19922 pass_mark_used_blocks): Remove.
19923 * tree-optimize.c (pass_free_datastructures,
19924 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19925 * passes.c (init_optimization_passes): Don't call
19926 pass_mark_used_blocks, remove dead code.
19928 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19930 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19931 * tree-ssa-live.h (register_ssa_partition): Likewise.
19933 2009-04-26 Michael Matz <matz@suse.de>
19936 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19937 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19938 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19940 (compare_pairs): Swap cost comparison.
19941 (coalesce_ssa_name): Don't use change_partition_var.
19942 * tree-nrv.c (struct nrv_data): Add modified member.
19943 (finalize_nrv_r): Set it.
19944 (tree_nrv): Use it to update statements.
19945 (pass_nrv): Require PROP_ssa.
19946 * tree-mudflap.c (mf_decl_cache_locals,
19947 mf_build_check_statement_for): Use make_rename_temp.
19948 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19949 * alias.c (find_base_decl): Handle SSA names.
19950 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19951 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19952 * rtl.h (set_reg_attrs_for_parm): Declare.
19953 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19954 to "optimized", remove unused locals at finish.
19955 (execute_free_datastructures): Make global, call
19956 delete_tree_cfg_annotations.
19957 (execute_free_cfg_annotations): Don't call
19958 delete_tree_cfg_annotations.
19960 * ssaexpand.h: New file.
19961 * expr.c (toplevel): Include ssaexpand.h.
19962 (expand_assignment): Handle SSA names the same as register variables.
19963 (expand_expr_real_1): Expand SSA names.
19964 * cfgexpand.c (toplevel): Include ssaexpand.h.
19965 (SA): New global variable.
19966 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19967 (SSAVAR): New macro.
19968 (set_rtl): New helper function.
19969 (add_stack_var): Deal with SSA names, use set_rtl.
19970 (expand_one_stack_var_at): Likewise.
19971 (expand_one_stack_var): Deal with SSA names.
19972 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19973 before unique numbers.
19974 (expand_stack_vars): Use set_rtl.
19975 (expand_one_var): Accept SSA names, add asserts for them, feed them
19976 to above subroutines.
19977 (expand_used_vars): Expand all partitions (without default defs),
19978 then only the local decls (ignoring those expanded already).
19979 (expand_gimple_cond): Remove edges when jumpif() expands an
19980 unconditional jump.
19981 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19982 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19984 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19985 members of SA; deal with PARM_DECL partitions here; expand
19986 all PHI nodes, free tree datastructures and SA. Commit instructions
19987 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19988 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19989 info and statements at start, collect garbage at finish.
19990 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19991 (VAR_ANN_PARTITION) Remove.
19992 (change_partition_var): Don't declare.
19993 (partition_to_var): Always return SSA names.
19994 (var_to_partition): Only accept SSA names.
19995 (register_ssa_partition): Only check argument.
19996 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19998 (delete_var_map): Don't free it.
19999 (var_union): Only accept SSA names, simplify.
20000 (partition_view_init): Mark only useful SSA names as used.
20001 (partition_view_fini): Only deal with SSA names.
20002 (change_partition_var): Remove.
20003 (dump_var_map): Use ssa_name instead of partition_to_var member.
20004 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20006 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20007 (struct _elim_graph): New member const_dests; nodes member vector of
20009 (set_location_for_edge): New static helper.
20010 (create_temp): Remove.
20011 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20012 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20013 (new_elim_graph): Allocate const_dests member.
20014 (clean_elim_graph): Truncate const_dests member.
20015 (delete_elim_graph): Free const_dests member.
20016 (elim_graph_size): Adapt to new type of nodes member.
20017 (elim_graph_add_node): Likewise.
20018 (eliminate_name): Likewise.
20019 (eliminate_build): Don't take basic block argument, deal only with
20020 partition numbers, not variables.
20021 (get_temp_reg): New static helper.
20022 (elim_create): Use it, deal with RTL temporaries instead of trees.
20023 (eliminate_phi): Adjust all calls to new signature.
20024 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20025 (rewrite_trees): Only do checking.
20026 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20027 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20028 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20029 contains_tree_r, MAX_STMTS_IN_LATCH,
20030 process_single_block_loop_latch, analyze_edges_for_bb,
20031 perform_edge_inserts): Remove.
20032 (expand_phi_nodes): New global function.
20033 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20034 functions, initialize new parameter, remember partitions having a
20036 (finish_out_of_ssa): New global function.
20037 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20038 don't reset in_ssa_p here, don't disable TER when mudflap.
20039 (pass_del_ssa): Remove.
20040 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20042 (execute_free_datastructures): Declare.
20043 * Makefile.in (SSAEXPAND_H): New variable.
20044 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20045 * basic-block.h (commit_one_edge_insertion): Declare.
20046 * passes.c (init_optimization_passes): Move pass_nrv and
20047 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20048 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20049 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20050 (redirect_branch_edge): Deal with super block when expanding, split
20051 out jump patching itself into ...
20052 (patch_jump_insn): ... here, new static helper.
20054 2009-04-26 Michael Matz <matz@suse.de>
20056 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20057 beyond num_ssa_names.
20058 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20059 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20061 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20063 PR inline-asm/39543
20064 * fwprop.c (forward_propagate_asm): New function.
20065 (forward_propagate_and_simplify): Propagate also into __asm, if it
20066 doesn't increase the number of referenced registers.
20069 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20071 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20073 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20074 note_nonlocal_vla_type for nonlocal VLAs.
20075 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20076 contains_remapped_vars, remap_vla_decls): New functions.
20077 (convert_nonlocal_reference_stmt): If not optimizing, call
20078 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20079 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20080 if it wasn't found in var_map.
20081 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20082 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20083 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20085 * gimplify.c (nonlocal_vlas): New variable.
20086 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20088 (gimplify_body): Create and destroy nonlocal_vlas.
20090 * dwarf2out.c (loc_descr_plus_const): New function.
20091 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20092 mem_loc_descriptor, loc_descriptor_from_tree_1,
20093 descr_info_loc, gen_variable_die): Use it.
20095 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20096 !TREE_STATIC VAR_DECLs.
20097 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20098 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20099 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20100 DECL_BY_REFERENCE is valid.
20101 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20102 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20103 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20104 Copy DECL_BY_REFERENCE.
20105 (struct nesting_copy_body_data): New type.
20106 (nesting_copy_decl): New function.
20107 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20108 if they have variable length.
20110 2009-04-26 Michael Matz <matz@suse.de>
20112 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20113 mark new temporaries for renaming.
20115 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20118 * c-decl.c (global_bindings_p): Return negative value.
20119 (c_variable_size): New. Based on variable_size from
20121 (grokdeclarator): Call c_variable_size not variable_size.
20123 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20125 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20127 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20129 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20130 Redefine it to just use mingw/include.
20131 (ASM_SPEC): Rules for -m32 and -m64.
20132 (LINK_SPEC): Use Likewise.
20133 (SPEC_32): New define.
20134 (SPEC_64): Likewise.
20135 (SUB_LINK_SPEC): Likewise.
20136 (MULTILIB_DEFAULTS): New define.
20137 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20138 Add multilib options.
20139 (MULTILIB_DIRNAMES): Likewise.
20140 (MULTILIB_OSDIRNAMES): Likewise.
20141 (LIBGCC): Likewise.
20142 (INSTALL_LIBGCC): Likewise.
20144 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20147 * c-tree.h (enum c_inline_static_type): New.
20148 (record_inline_static): Declare.
20149 * c-decl.c (struct c_inline_static, c_inline_statics,
20150 record_inline_static, check_inline_statics): New.
20151 (pop_file_scope): Call check_inline_statics.
20152 (start_decl): Call record_inline_static instead of pedwarning
20153 directly for static in inline function.
20154 * c-typeck.c (build_external_ref): Call record_inline_static
20155 instead of pedwarning directly for static referenced in inline
20158 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20160 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20161 not new but only being rescanned.
20162 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20163 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20164 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20165 record_set_info, compute_set, grealloc): Remove.
20166 (recompute_all_luids): New function.
20167 (gcse_main): Don't compute sets, and don't do related memory
20168 allocations/free-ing. If something changed before the end of the
20169 pass, update LUIDs using recompute_all_luids.
20170 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20171 (free_gcse_mem): Don't free it either.
20172 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20173 Use the df insn LUIDs.
20174 (load_killed_in_block): Likewise.
20175 (compute_hash_table_work): Don't compute reg_set_in_block.
20176 (compute_transp): Use DF_REG_DEF_CHAINs.
20177 (local_cprop_pass): Don't use compute_sets and related functions.
20178 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20179 Use get_max_uid() instead of max_cuid.
20180 (insert_insn_end_basic_block, pre_insert_copy_insn,
20181 update_ld_motion_stores): Don't try to
20182 keep reg_set tables up to date.
20183 (pre_insert_copies): Use df insn LUIDs.
20184 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20185 (reg_set_info): Don't use extra bitmap argument.
20186 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20187 information to compute regs_set_in_block.
20188 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20189 (bypass_jumps): Don't use compute_sets and friends.
20191 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20194 * opts.c (undocumented_msg): Do not leave blank even with
20197 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20199 * c-decl.c (build_enumerator): Allow values folding to integer
20200 constants but not integer constant expressions with a pedwarn if
20203 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20206 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20207 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20208 type is an integer constant.
20210 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20213 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20216 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20219 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20220 with variably modified return type and no storage class
20221 specifiers, except for the case of nested functions. Distinguish
20222 extern declarations of functions with variably modified return
20223 types from those of objects with variably modified types.
20225 2009-04-25 Jan Hubicka <jh@suse.cz>
20227 * tree.c (list_equal_p): New function.
20228 * tree.h (list_equal_p): Declare.
20229 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20230 basic_block_def, basic_block, const_basic_block): New.
20231 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20232 (redirect_eh_edge): New function.
20233 (make_eh_edge_update_phi): EH edges are not abnormal.
20234 * except.c: Include tree-flow.h.
20235 (list_match): New function.
20236 (eh_region_replaceable_by_p): New function.
20237 (replace_region): New function.
20238 (hash_type_list): New function.
20239 (hash_eh_region): New function.
20240 (eh_regions_equal_p): New function.
20241 (merge_peers): New function.
20242 (remove_unreachable_regions): Verify EH tree when checking;
20244 (copy_eh_region_1): New function.
20245 (copy_eh_region): New function.
20246 (push_reachable_handler): New function.
20247 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20248 regions without label but with live RESX.
20249 * except.h (redirect_eh_edge_to_label): New.
20250 * tree-flow.h (redirect_eh_edge): New.
20251 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20252 basic_block_def, basic_block, const_basic_block): Remove.
20253 * Makefile.in (except.o): Add dependency on tree-flow.h
20254 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20255 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20258 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20261 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20262 on the destination of memcpy.
20264 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20266 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20267 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20268 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20270 2009-04-25 Jan Hubicka <jh@suse.cz>
20272 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20273 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20274 to be reached by different label than left.
20275 (update_eh_edges): Update comment; remove edge_to_remove if possible
20276 and return true if suceeded.
20277 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20278 (cleanup_eh): Compute sharing map.
20279 * except.c (remove_eh_handler_and_replace): Add argument if we should
20281 (remove_unreachable_regions): Update for label sharing.
20282 (label_to_region_map): Likewise.
20283 (get_next_region_sharing_label): New function.
20284 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20286 (remove_eh_handler): Update.
20287 (remove_eh_region_and_replace_by_outer_of): New function.
20288 * except.h (struct eh_region): Add next_region_sharing_label.
20289 (remove_eh_region_and_replace_by_outer_of,
20290 get_next_region_sharing_label): Declare.
20291 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20293 2009-04-25 Jan Hubicka <jh@suse.cz>
20295 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20296 insert code even if they are not critical.
20298 2009-04-25 Jan Hubicka <jh@suse.cz>
20300 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20301 (gimple_can_remove_branch_p): EH edges won't remove branch by
20303 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20304 updating of non-abnormal EH edges.
20305 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20306 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20307 (split_critical_edges): Split also edges where emitting code on them
20308 will lead to splitting later.
20310 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20311 H.J. Lu <hongjiu.lu@intel.com>
20314 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20315 the configured assembler supports fildq and fistpq mnemonics.
20316 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20317 * configure: Regenerated.
20318 * config.in: Ditto.
20320 * config/i386/i386.c (print_operand): Handle 'Z'.
20321 ['z']: Remove handling of special fild/fist suffixes.
20322 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20323 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20324 suffix of fild insn.
20325 (*floatsi<mode>2_vector_mixed): Ditto.
20326 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20327 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20328 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20329 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20330 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20332 2009-04-25 Ben Elliston <bje@au.ibm.com>
20334 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20335 the source of a set operation.
20337 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20339 * target.h (struct gcc_target): Add case_values_threshold field.
20340 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20341 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20342 * targhooks.c (default_case_values_threshold): New function.
20343 * targhooks.h (default_case_values_threshold): Declare function.
20344 * stmt.c (expand_case): Use case_values_threshold target hook.
20345 * expr.h (case_values_threshold): Remove declartation.
20346 * expr.c (case_values_threshold): Remove function.
20347 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20349 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20350 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20351 (avr_case_values_threshold): Declare as static.
20352 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20354 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20355 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20356 (mn10300_case_values_threshold): New function.
20358 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20360 * ira.c (setup_cover_and_important_classes): Add enum cast.
20362 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20364 * genpreds.c (write_enum_constraint_num): Output definition of
20365 CONSTRAINT_NUM_DEFINED_P macro.
20366 * ira.c (setup_cover_and_important_classes): Use
20367 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20369 2009-04-24 DJ Delorie <dj@redhat.com>
20371 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20372 __SH2A_SINGLE_ONLY__ also.
20374 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20376 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20377 (movdf_internal): Ditto.
20378 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20379 SFmode and DFmode constants.
20380 (ia64_print_operand): Add 'G' format for printing
20381 floating point constants.
20383 2009-04-24 Richard Guenther <rguenther@suse.de>
20385 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20386 from unsigned additions.
20388 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20390 * c-typeck.c (set_init_index): Allow array designators that are
20391 not integer constant expressions with a pedwarn if pedantic.
20393 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20395 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20396 zero if no overlap in nonzero bits between the operands.
20398 2009-04-24 Ian Lance Taylor <iant@google.com>
20400 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20401 (record_dead_and_set_regs): Likewise.
20402 * df.h (struct df_mw_hardreg): Change flags field to int.
20403 (struct df_base_ref): Likewise.
20404 (struct df): Change changeable_flags field to int.
20405 * df-scan.c (df_defs_record): Change clobber_flags to int.
20406 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20407 constants rather than #define macros.
20408 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20409 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20410 (enum dwarf_calling_convention): Likewise.
20411 (enum dwarf_line_number_x_ops): Likewise.
20412 (enum dwarf_call_frame_info): Likewise.
20413 (enum dwarf_source_language): Likewise.
20414 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20415 (add_calling_convention_attribute): Likewise.
20416 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20417 (combine_comparisons): Change compcode to int. Add cast to enum type.
20418 * genrecog.c (maybe_both_true_2): Change c to int.
20419 (write_switch): Likewise. Add cast to enum type.
20420 * gimplify.c (gimplify_omp_for): Handle return values from
20421 gimplify_expr using MIN rather than bitwise or.
20422 (gimplify_expr): Add cast to enum type.
20423 * ipa-prop.c (update_jump_functions_after_inlining): Change
20424 IPA_BOTTOM to IPA_JF_UNKNOWN.
20425 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20426 Add casts to enum type.
20427 (setup_cover_and_important_classes): Change cl to int. Add casts
20429 (setup_class_translate): Change cl and mode to int.
20430 (ira_init_once): Change mode to int.
20431 (free_register_move_costs): Likewise.
20432 (setup_prohibited_mode_move_regs): Add casts to enum type.
20433 * langhooks.c (add_builtin_function_common): Rework assertion that
20434 value fits bitfield.
20435 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20436 * omega.c (omega_do_elimination): Avoid math on enum types.
20437 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20438 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20439 int local to handle integral_argment value.
20440 * regmove.c (try_auto_increment): Change PUT_MODE to
20442 * reload.c (push_secondary_reload): Add casts to enum type.
20443 (secondary_reload_class, find_valid_class): Likewise.
20444 * reload1.c (emit_input_reload_insns): Likewise.
20445 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20446 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20447 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20449 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20450 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20452 (expand_complex_libcall): Add casts to enum type.
20453 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20454 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20455 with ERROR_MARK, not NUM_TREE_CODES.
20456 (vect_create_epilog_for_reduction): Likewise.
20457 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20458 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20459 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20461 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20462 vect_unused_in_loop. Change 0 to loop_vect.
20463 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20464 * var-tracking.c (get_init_value): Change return type to enum
20466 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20467 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20469 (arm_override_options): Add casts to enum type.
20470 (arm_emit_tls_decoration): Likewise.
20471 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20473 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20474 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20475 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20477 * config/s390/s390.c (code_for_builtin_64): Change to array of
20479 (code_for_builtin_31): Likewise.
20480 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20482 * config/sparc/sparc.c (sparc_override_options): Change value
20483 field in struct code_model to enum cmodel. In initializer change
20484 0 to NULL and add cast to enum type.
20486 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20487 Change all callers. Issue a -Wc++-compat warning using
20488 lhs_origtype if necessary.
20489 (convert_for_assignment): Issue -Wc++-compat warnings about
20490 invalid conversions to enum type on assignment.
20491 * c-common.h (build_modify_expr): Update declaration.
20493 2009-04-24 Nick Clifton <nickc@redhat.com>
20495 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20496 (function_arg_advance): Likewise.
20497 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20500 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20502 * config/s390/constraints.md ('I', 'J'): Fix condition.
20504 2009-04-24 Diego Novillo <dnovillo@google.com>
20506 * gengtype-parse.c (parse_error): Add newline after message.
20508 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20510 * config/i386/sse.md (avxmodesuffixs): Removed.
20511 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20512 (*avx_pinsr<ssevecsize>): This.
20514 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20516 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20517 follow chains of regs with a single definition, and allow expressions
20518 that are function_invariant_p.
20519 (simple_rhs_p): Allow expressions that are function_invariant_p.
20521 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20523 PR middle-end/39867
20524 * fold-const.c (fold_cond_expr_with_comparison): When folding
20525 > and >= to MAX, make sure the MAX uses the same type as the
20526 comparison's operands.
20528 2009-04-24 Nick Clifton <nickc@redhat.com>
20530 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20531 addressing for DImode accesses.
20532 (frv_print_operand_address): Handle PLUS case.
20533 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20535 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20537 PR rtl-optimization/39794
20538 * alias.c (canon_true_dependence): Add x_addr argument.
20539 * rtl.h (canon_true_dependence): Adjust prototype.
20540 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20541 * cselib.c (cselib_invalidate_mem): Likewise.
20542 * gcse.c (compute_transp): Likewise.
20543 * dse.c (scan_reads_nospill): Likewise.
20544 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20545 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20546 canon_base_addr of the group, plus optional offset.
20547 (struct group_info): Rename canon_base_mem to
20549 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20550 canon_rtx of base_mem.
20552 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20554 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20555 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20557 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20559 * config/spu/spu-builtins.h: Delete file.
20561 * config/spu/spu.h (enum spu_builtin_type): Move here from
20563 (struct spu_builtin_description): Likewise. Add GTY marker.
20564 Do not use enum spu_function_code or enum insn_code.
20565 (spu_builtins): Add extern declaration.
20567 * config/spu/spu.c: Do not include "spu-builtins.h".
20568 (enum spu_function_code, enum spu_builtin_type_index,
20569 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20570 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20571 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20572 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20573 (spu_builtin_types): Make static. Add GTY marker.
20574 (spu_builtins): Add extern declaration with GTY marker.
20575 Include "gt-spu.h".
20577 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20578 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20579 Check programmatically whether all parameters are scalar.
20581 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20583 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20585 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20586 assignment from the constructor either if the target is volatile.
20588 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20590 * config/arm/arm.md (insv): Do not share operands[0].
20592 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20594 * config/vxlib-tls.c (active_tls_threads): Delete.
20595 (delete_hook_installed): New.
20596 (tls_delete_hook): Don't delete the delete hook.
20597 (tls_destructor): Delete it here.
20598 (__gthread_set_specific): Adjust installing the delete hook.
20599 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20600 __gthread_leave_tsd_dtor_context.
20602 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20604 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20606 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20608 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20610 (alpha_rtx_costs): Ditto.
20611 (emit_unlikely_jump): Use add_reg_note.
20612 (emit_frame_store_1): Ditto.
20613 (alpha_expand_prologue): Ditto.
20614 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20615 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20617 2009-04-23 Nick Clifton <nickc@redhat.com>
20619 * config/v850/v850.md (epilogue): Remove suppressed code.
20620 (return): Rename to return_simple and remove test of frame size.
20621 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20622 to gen_return_simple.
20624 2009-04-22 Jing Yu <jingyu@google.com>
20627 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20629 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20632 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20633 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20634 value is a VECTOR_CST, the element type is the element type of the
20637 2009-04-22 DJ Delorie <dj@redhat.com>
20639 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20641 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20643 * alias.c (find_base_term): Move around LO_SUM case, so that
20644 CONST falls through into PLUS/MINUS handling.
20647 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20648 into 0, use omit_one_operand.
20650 2009-04-23 Ben Elliston <bje@au.ibm.com>
20652 * config/rs6000/linux-unwind.h (get_regs): Remove type
20653 puns. Change the type of `pc' to an array of unsigned ints and
20654 update all users. Constify frame24.
20656 2009-04-22 DJ Delorie <dj@redhat.com>
20658 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20659 declarations before code.
20660 (current_function_special_page_vector): Likewise.
20661 (m32c_expand_insv): Silence a warning.
20663 2009-04-21 Taras Glek <tglek@mozilla.com>
20665 * alias.c: Update GTY annotations to new syntax.
20666 * basic-block.h: Likewise.
20667 * bitmap.h: Likewise.
20668 * c-common.h: Likewise.
20669 * c-decl.c: Likewise.
20670 * c-parser.c: Likewise.
20671 * c-pragma.c: Likewise.
20672 * c-tree.h: Likewise.
20673 * cfgloop.h: Likewise.
20674 * cgraph.h: Likewise.
20675 * config/alpha/alpha.c: Likewise.
20676 * config/arm/arm.h: Likewise.
20677 * config/avr/avr.h: Likewise.
20678 * config/bfin/bfin.c: Likewise.
20679 * config/cris/cris.c: Likewise.
20680 * config/darwin.c: Likewise.
20681 * config/frv/frv.c: Likewise.
20682 * config/i386/i386.c: Likewise.
20683 * config/i386/i386.h: Likewise.
20684 * config/i386/winnt.c: Likewise.
20685 * config/ia64/ia64.h: Likewise.
20686 * config/iq2000/iq2000.c: Likewise.
20687 * config/mips/mips.c: Likewise.
20688 * config/mmix/mmix.h: Likewise.
20689 * config/pa/pa.c: Likewise.
20690 * config/pa/pa.h: Likewise.
20691 * config/rs6000/rs6000.c: Likewise.
20692 * config/s390/s390.c: Likewise.
20693 * config/sparc/sparc.c: Likewise.
20694 * config/xtensa/xtensa.c: Likewise.
20695 * cselib.h: Likewise.
20696 * dbxout.c: Likewise.
20697 * dwarf2out.c: Likewise.
20698 * except.c: Likewise.
20699 * except.h: Likewise.
20700 * fixed-value.h: Likewise.
20701 * function.c: Likewise.
20702 * function.h: Likewise.
20703 * gimple.h: Likewise.
20704 * integrate.c: Likewise.
20705 * optabs.c: Likewise.
20706 * output.h: Likewise.
20707 * real.h: Likewise.
20709 * stringpool.c: Likewise.
20710 * tree-data-ref.c: Likewise.
20711 * tree-flow.h: Likewise.
20712 * tree-scalar-evolution.c: Likewise.
20713 * tree-ssa-address.c: Likewise.
20714 * tree-ssa-alias.h: Likewise.
20715 * tree-ssa-operands.h: Likewise.
20716 * tree.c: Likewise.
20717 * tree.h: Likewise.
20718 * varasm.c: Likewise.
20719 * varray.h: Likewise.
20721 * coretypes.h: Do not define GTY macro if it is already defined.
20722 * doc/gty.texi: Update GTY documentation to new syntax.
20723 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20724 annotations on structs.
20725 * gengtype-parse.c: Likewise.
20727 2009-04-22 Mark Heffernan <meheff@google.com>
20729 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20731 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20733 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20736 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20738 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20739 the same as a PLUS without a shift. Increase the cost of a
20742 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20744 * Makefile.in: Update dependencies.
20745 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20746 * errors.h: Remove bogus comment about compatibility.
20747 (warning): Update declaration.
20748 * genautomata.c: Update all calls to warning.
20749 * gimple.c: Do not include errors.h. Include toplev.h.
20750 * tree-ssa-structalias.c: Do not include errors.h.
20751 * omega.c: Likewise.
20752 * tree-ssa-reassoc.c: Likewise.
20753 * config/spu/spu-c.c: Likewise.
20754 * config/spu/t-spu-elf: Update dependencies.
20756 2009-04-22 Richard Guenther <rguenther@suse.de>
20758 PR tree-optimization/39824
20759 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20760 make sure the types are compatible.
20762 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20765 * c-common.c (c_parse_error): Take a token_flags parameter.
20766 Use token_type for the token type instead.
20767 Pass token_flags to cpp_type2name.
20768 * c-common.h (c_parse_error): Update declaration.
20769 * c-parser.c (c_parser_error): Pass 0 as token flags.
20771 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20773 PR rtl-optimization/39580
20774 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20776 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20778 * function.c (expand_function_end): Do not emit a jump to the "naked"
20779 return label for fall-through returns.
20780 * except.c (sjlj_emit_function_exit): Always place the call to the
20781 unregister function at the location installed by expand_function_end.
20783 2009-04-22 Richard Guenther <rguenther@suse.de>
20785 PR tree-optimization/39845
20786 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20787 (gen_inbound_check): Likewise.
20789 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20791 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20793 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20794 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20796 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20798 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20799 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20800 shift counts to avoid out-of-bounds array accesses.
20802 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20804 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20805 (Pmode): Move above.
20807 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20809 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20810 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20811 GET_CODE macro. Use IN_RANGE macro where appropriate.
20812 * config/alpha/alpha.h: Ditto.
20813 * config/alpha/alpha.md: Ditto.
20814 * config/alpha/constraints.md: Ditto.
20815 * config/alpha/predicates.md: Ditto.
20817 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20819 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20820 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20821 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20822 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20823 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20824 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20825 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20826 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20827 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20828 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20829 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20830 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20831 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20832 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20833 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20834 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20835 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20836 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20837 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20838 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20839 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20840 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20841 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20842 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20843 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20844 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20845 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20847 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20849 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20850 references from comments.
20851 * cfgbuild.c: (count_basic_blocks): Delete.
20852 (find_basic_blocks_1): Delete.
20853 (find_basic_blocks): Delete.
20854 * except.c (finish_eh_generation): Make static. Move comment from
20855 except.h here. Remove find_basic_blocks references from comments.
20856 * except.h (finish_eh_generation): Delete.
20857 * basic-block.h (find_basic_blocks): Delete.
20858 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20860 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20862 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20863 (sdbout_parms): Likewise.
20865 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20867 * config/sh/sh.c (prepare_cbranch_operands): Use
20868 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20869 (expand_cbranchdi4): Likewise.
20870 (from_compare): Add cast to enum type.
20871 (expand_cbranchsi4): Use add_reg_note.
20872 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20873 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20874 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20875 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20876 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20877 instead of CODE_FOR_nothing.
20878 (cbranchdi4): Likewise. Fix the order of arguments for
20880 (push_fpscr): Use add_reg_note.
20881 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20882 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20884 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20886 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20887 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20888 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20889 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20890 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20891 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20892 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20893 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20894 config/alpha/x-vms, config/arc/t-arc,
20895 config/arm/README-interworking, config/arm/arm-c.c,
20896 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20897 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20898 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20899 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20900 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20901 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20902 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20903 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20904 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20905 config/cris/t-elfmulti, config/crx/t-crx,
20906 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20907 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20908 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20909 config/h8300/t-h8300, config/i386/athlon.md,
20910 config/i386/darwin-libgcc.10.4.ver,
20911 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20912 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20913 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20914 config/i386/t-linux64, config/i386/t-nwld,
20915 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20916 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20917 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20918 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20919 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20920 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20921 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20922 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20923 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20924 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20925 config/m68k/t-uclinux, config/mcore/t-mcore,
20926 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20927 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20928 config/mips/crtn.asm, config/mips/irix-crti.asm,
20929 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20930 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20931 config/mips/mips-fixed.md, config/mips/sb1.md,
20932 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20933 config/mips/t-iris6, config/mips/t-isa3264,
20934 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20935 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20936 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20937 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20938 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20939 config/mn10300/t-linux, config/mn10300/t-mn10300,
20940 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20941 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20942 config/picochip/libgccExtras/clzsi2.asm,
20943 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20944 config/rs6000/darwin-libgcc.10.4.ver,
20945 config/rs6000/darwin-libgcc.10.5.ver,
20946 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20947 config/rs6000/t-aix43, config/rs6000/t-aix52,
20948 config/rs6000/t-darwin, config/rs6000/t-fprules,
20949 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20950 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20951 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20952 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20953 config/rs6000/t-rtems, config/rs6000/t-spe,
20954 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20955 config/score/t-score-elf, config/sh/divcost-analysis,
20956 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20957 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20958 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20959 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20960 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20961 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20962 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20963 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20964 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20965 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20966 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20967 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20968 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20969 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20970 * config/h8300/genmova.sh: Include copyright and license notices
20971 in generated output.
20972 * config/h8300/mova.md: Regenerate.
20973 * doc/install.texi2html: Include word "Copyright" in copyright
20974 notice and use name "Free Software Foundation, Inc.".
20975 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20976 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20977 ChangeLog-2007, ChangeLog-2008: Correct dates.
20979 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20981 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20982 NE_EXPR operations as well.
20983 * c-parser.c (c_parser_condition): Do not set location information on
20985 (c_parser_conditional_expression): Likewise.
20986 (c_parser_binary_expression): Set location information on operators.
20987 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20988 TRUTH_NOT_EXPR has been folded.
20989 * fold-const.c (fold_truth_not_expr): Copy location information from
20990 the incoming expression to the outgoing one.
20991 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20992 recursive calls on the LHS of the operator but pass that of the
20993 operator to recursive calls on the RHS of the operator. Set it
20995 (shortcut_cond_expr): Set the locus of the operator on the second
20996 COND_EXPR and that of the expression on the first in degenerate cases.
20997 Pass the locus of the expression to calls to shortcut_cond_r.
20998 Set the locus of the 'then' block on the associated jump, if any.
20999 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21000 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21001 expression to call to gimplify_boolean_expr.
21003 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21005 * config.gcc: Add additional configuration for
21006 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21007 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21008 (CPP_SPEC): Redefine for allowing -municode option.
21009 (STARTFILE_SPEC): Likewise.
21010 * config/i386/t-mingw-w64: New.
21011 * config/i386/mingw-w64.opt: New.
21012 (municode): Add new target option.
21013 * doc/invoke.texi (municode): Add documentation for new option.
21015 2009-04-21 Ian Lance Taylor <iant@google.com>
21017 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21018 Correct test for number of arguments.
21019 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21021 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21023 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21024 argument of emit_library_call.
21026 2009-04-21 Richard Guenther <rguenther@suse.de>
21028 PR middle-end/39829
21029 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21030 inside VIEW_CONVERT_EXPRs.
21032 2009-04-21 Martin Jambor <mjambor@suse.cz>
21034 * tree-switch-conversion.c (build_constructors): Split a long line.
21035 (constructor_contains_same_values_p): New function.
21036 (build_one_array): Create assigns of constants if possible, do not
21037 call mark_sym_for_renaming, call update_stmt.
21038 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21039 make_rename_temp. Do not call mark_symbols_for_renaming, call
21041 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21042 find_new_referenced_vars, call update_stmt.
21043 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21044 instead of calling make_rename_temp. Do not call
21045 find_new_referenced_vars or mark_symbols_for_renaming, call
21048 2009-04-21 Richard Guenther <rguenther@suse.de>
21050 PR tree-optimization/39827
21051 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21052 (tree_ssa_phiprop): Pass the correct array size.
21054 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21056 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21058 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21061 * c-typeck.c (lvalue_p): Move declaration ...
21062 * c-common.h (lvalue_p): ... to here.
21063 * c-common.c (candidate_equal_p): New.
21064 (add_tlist): Use it.
21065 (merge_tlist): Use it.
21066 (warn_for_collisions_1): Likewise.
21067 (warning_candidate_p): Accept more candidates.
21068 (verify_tree): A warning candidate can be an expression. Use
21071 2009-04-21 Ben Elliston <bje@au.ibm.com>
21074 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21075 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21076 options. Remove -mcall-solaris documentation.
21078 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21081 * doc/invoke.texi (-Wlong-long): Update description.
21082 * c-lex (interpret_integer): Only warn if there was no previous
21083 overflow and -Wlong-long is enabled.
21084 * c-decl.c (declspecs_add_type): Drop redundant flags.
21085 * c.opt (Wlong-long): Init to -1.
21086 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21087 and front-end warn_long_long. Wlong-long only depends on other
21088 flags if it is uninitialized.
21089 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21090 the same for CPP and FE.
21091 (restore_extension_diagnostics): Likewise.
21093 2009-04-20 Ian Lance Taylor <iant@google.com>
21095 Fix enum conversions which are invalid in C++:
21096 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21097 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21098 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21099 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21100 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21101 (dbxout_parms): Likewise.
21102 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21103 (df_clear_flags): Likewise.
21104 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21105 top_flag parameter to int.
21106 (df_chain_create_bb_process_use): Likewise.
21107 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21109 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21110 (df_ref_create_structure, df_def_record_1): Likewise.
21111 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21112 (df_notes_rescan): Change 0 to VOIDmode in function call.
21113 (df_get_call_refs, df_insn_refs_collect): Likewise.
21114 (df_bb_regs_collect): Likewise.
21115 (df_entry_block_defs_collect): Likewise.
21116 (df_exit_block_uses_collect): Likewise.
21117 * df.h: Update declarations.
21118 * double-int.c (double_int_divmod): Add cast to enum type.
21119 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21120 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21121 (based_loc_descr): Likewise.
21122 (loc_descriptor_from_tree_1): Change first_op and second_op to
21123 enum dwarf_location_atom. Add cast to enum type.
21124 * expmed.c (init_expmed): Change 0 to SET in function call.
21125 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21126 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21127 (do_store_flag): Likewise.
21128 * fixed-value.h (struct fixed_value): Change mode to enum
21130 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21131 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21133 (insert_insn_decl, insert_decl, insert_state): Likewise.
21134 (automata_list_finish): Likewise.
21135 * genrecog.c (process_define_predicate): Add cast to enum type.
21136 * gensupport.c (init_predicate_table): Add cast to enum type.
21137 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21139 (gimple_build_call_1, gimple_build_label): Likewise.
21140 (gimple_build_goto, gimple_build_asm_1): Likewise.
21141 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21142 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21143 (enum fallback): Rename from enum fallback_t.
21144 (fallback_t): Typedef as int.
21145 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21146 GSI_SAME_STMT in function call.
21147 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21149 (setup_reg_class_relations): Likewise.
21150 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21151 (setup_prohibited_class_mode_regs): Add cast to enum type.
21152 (setup_prohibited_mode_move_regs): Likewise.
21153 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21154 (record_address_regs): Change i to enum reg_class.
21155 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21156 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21157 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21158 (GET_MODE_2XWIDER_MODE): Likewise.
21159 (GET_CLASS_NARROWEST_MODE): Likewise.
21160 * omp-low.c (expand_omp_for): Add cast to enum type.
21161 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21162 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21163 * postreload.c (reload_cse_simplify_operands): Change rclass local
21165 * predict.c (combine_predictions_for_insn): Change best_predictor
21166 and predictor to enum br_predictor.
21167 (combine_predictions_for_bb): Likewise.
21168 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21169 use SET_PREDICT_EXPR_OUTCOME.
21170 * real.c (real_arithmetic): Change icode to code in function call.
21171 * reginfo.c (init_move_cost): Add casts to enum type.
21172 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21173 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21175 * reload.c (find_valid_class): Add casts to enum type.
21176 (push_reload): Change 0 to NO_REGS in function call.
21177 (find_reloads): Change this_alternative to array of enum
21178 reg_class. Remove some now-unnecessary casts.
21179 (make_memloc): Change 0 to VOIDmode in function call.
21180 * reload1.c (reload): Change 0 to VOIDmode in function call.
21181 (eliminate_regs_1, elimination_effects): Likewise.
21182 (eliminate_regs_in_insn): Likewise.
21183 (emit_input_reload_insns): Add cast to enum type.
21184 (delete_output_reload): Change 0 to VOIDmode in function call.
21185 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21186 to enum type in function call.
21187 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21188 (SET_PREDICT_EXPR_OUTCOME): Define.
21189 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21190 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21191 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21192 (dump_function): Likewise.
21193 * tree-dump.h: Update declarations.
21194 * tree-pass.h: Update declarations.
21195 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21196 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21198 (arm_rtx_costs_1): Correct parenthesization.
21199 (arm_rtx_costs): Add casts to enum type.
21200 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21201 (vfp_emit_fstmd): Use add_rg_note.
21202 (emit_multi_reg_push, emit_sfm): Likewise.
21203 (thumb_set_frame_pointer): Likewise.
21204 (arm_expand_prologue): Likewise.
21205 (arm_regno_class): Change return type to enum reg_class.
21206 (thumb1_expand_prologue): Use add_reg_note.
21207 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21208 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21210 * config/arm/gentune.sh: Add cast to enum type.
21211 * config/arm/arm-tune.md: Rebuild.
21212 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21213 (ix86_split_fp_branch, predict_jump): Likewise.
21214 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21215 insn_code to enum rtx_code.
21216 (ix86_builtin_vectorized_function): Add cast to enum type.
21217 * config/i386/i386.md (truncdfsf2): Change slot to enum
21219 (truncxf<mode>2, isinf<mode>2): Likewise.
21220 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21222 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21223 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21224 (insert_bundle_state): Change 1 to INSERT in function call.
21225 (ia64_add_bundle_selector_before): Likewise.
21226 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21227 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21228 (restore_stack_nonlocal): Likewise.
21229 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21231 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21233 (mips_rtx_costs): Likewise.
21234 (mips_override_options): Add casts to enum type.
21235 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21237 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21238 (store_reg, set_reg_plus_d): Likewise.
21239 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21240 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21242 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21244 (emit_unlikely_jump): Use add_reg_note.
21245 (rs6000_emit_allocate_stack): Likewise.
21246 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21247 (output_toc): Change 1 to INSERT in function call.
21248 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21249 (rs6000_initialize_trampoline): Likewise.
21250 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21252 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21253 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21254 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21255 (save_gprs): Use add_reg_note.
21256 (s390_emit_prologue): Likewise.
21257 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21258 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21259 (sparc_fold_builtin): Add cast to enum type.
21260 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21262 (spu_expand_prologue): Use add_reg_note.
21263 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21265 2009-04-20 Ian Lance Taylor <iant@google.com>
21267 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21268 (c_parser_postfix_expression_after_primary): Get VEC for list of
21269 arguments. Get original types of arguments. Call
21270 build_function_call_vec.
21271 (cached_expr_list_1, cached_expr_list_2): New static variables.
21272 (c_parser_expr_list): Change return type to VEC *. Add
21273 p_orig_types parameter. Change all callers.
21274 (c_parser_release_expr): New static function.
21275 (c_parser_vec_to_tree_list): New static function.
21276 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21277 call build_function_call_vec.
21278 (build_function_call_vec): New function, based on old
21279 build_function_call.
21280 (convert_arguments): Remove nargs and argarray parameters. Change
21281 values to a VEC. Add origtypes parameter.
21282 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21283 (convert_for_assignment): Add origtype parameter. Change all
21284 callers. If warn_cxx_compat, check for conversion to an enum
21285 type when calling a function.
21286 (store_init_value): Add origtype parameter. Change all callers.
21287 (digest_init): Likewise.
21288 (struct init_node): Add origtype field.
21289 (add_pending_init): Add origtype parameter. Change all callers.
21290 (output_init_element): Likewise.
21291 (output_pending_init_elements): Pass origtype from init_node to
21292 output_init_element.
21293 (process_init_element): Pass origtype from c_expr to
21294 output_init_element.
21295 (c_finish_return): Add origtype parameter. Change all callers.
21296 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21298 (sync_resolve_params): Likewise.
21299 (sync_resolve_return): Change params to first_param. Change caller.
21300 (resolve_overloaded_builtins): Change params to VEC *. Change
21301 callers. Save first parameter around call to build_function_call_vec.
21302 * c-decl.c (finish_decl): Add origtype parameter. Change all
21303 callers. Call build_function_call_vec rather than
21304 build_function_call for cleanup.
21305 * c-tree.h: Update declarations.
21306 * c-common.h: Update declarations.
21307 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21308 params to first_param.
21309 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21310 params parameter from tree to void *.
21311 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21312 Change arglist parameter to have type void *, and to be a pointer
21314 * config/rs6000/rs6000-protos.h
21315 (altivec_resolve_overloaded_builtin): Update declaration.
21316 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21317 fnargs parameter to have type void *, and to be a pointer to a
21318 VEC. Call build_function_call_vec instead of
21319 build_function_call.
21320 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21322 2009-04-20 Joey Ye <joey.ye@intel.com>
21323 Xuepeng Guo <xuepeng.guo@intel.com>
21324 H.J. Lu <hongjiu.lu@intel.com>
21326 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21328 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21329 (IX86_LEA_PRIORITY): Likewise.
21330 (distance_non_agu_define): New function.
21331 (distance_agu_use): Likewise.
21332 (ix86_lea_for_add_ok): Likewise.
21333 (ix86_dep_by_shift_count): Likewise.
21335 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21336 should split for LEA.
21338 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21340 (ix86_dep_by_shift_count): Likewise.
21342 2009-04-20 Richard Guenther <rguenther@suse.de>
21344 * expr.c (handled_component_p): Move ...
21345 * tree.h (handled_component_p): ... here.
21346 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21347 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21348 and REALPART_EXPR to be in one group.
21350 2009-04-20 Richard Guenther <rguenther@suse.de>
21352 * basic-block.h (get_all_dominated_blocks): Declare.
21353 * dominance.c (get_all_dominated_blocks): New function.
21354 * tree-cfg.c (get_all_dominated_blocks): Remove.
21355 (remove_edge_and_dominated_blocks): Adjust.
21356 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21357 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21358 instead of recursing.
21360 2009-04-20 Doug Kwan <dougkwan@google.com>
21362 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21363 (struct cgraph_node_set_def): New type.
21364 (cgraph_node_set) New type. Also declare vector functions.
21365 (struct cgraph_node_set_element_def): New type.
21366 (cgraph_node_set_element): Ditto.
21367 (cgraph_node_set_iterator): New iterator type.
21368 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21369 cgraph_node_set_remove, dump_cgraph_node_set,
21370 debug_cgraph_node_set): New prototypes.
21371 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21372 cgraph_node_set_size): New inlines.
21373 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21374 including cgraph.h.
21375 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21376 argument to function 'write_summary'.
21377 * ipa.c: Include ggc.h.
21378 (hash_cgraph_node_set_element,
21379 eq_cgraph_node_set_element, cgraph_node_set_new,
21380 cgraph_node_set_add, cgraph_node_set_remove,
21381 cgraph_node_set_find, dump_cgraph_node_set,
21382 debug_cgraph_node_set): New functions.
21383 * Makefile.in (ipa.o): Add dependency on GGC_H.
21385 2009-04-20 Ira Rosen <irar@il.ibm.com>
21387 PR tree-optimization/39675
21388 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21389 check of the return code of vect_schedule_slp. Check that
21390 stmt_vec_info still exists for the statement, before checking its
21391 vectorization type.
21393 2009-04-20 Michael Matz <matz@suse.de>
21395 * Makefile.in (generated_files): Take out $(simple_generated_c).
21397 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21399 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21400 (UINTPTR_TYPE): Likewise.
21402 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21405 * c-typeck.c (digest_init): Check for initializing an array with a
21408 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21411 * c-semantics.c (pop_stmt_list): Propagate
21412 STATEMENT_LIST_HAS_LABEL to parent statement list.
21414 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21416 * config/mips/mips.h (mips_tune_attr): New macro.
21417 * config/mips/mips.md (cpu): Use it.
21419 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21422 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21425 2009-04-19 Diego Novillo <dnovillo@google.com>
21427 * toplev.c (compile_file): Move call to coverage_finish ...
21428 * cgraphunit.c (ipa_passes): ... here.
21429 Call cgraph_process_new_functions.
21430 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21431 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21433 2009-04-19 Jan Hubicka <jh@suse.cz>
21435 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21437 (dump_cgraph_node): Dump can throw external flag.
21438 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21440 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21444 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21445 * common.opt (Wlogical-op): Move from here...
21446 * c.opt (Wlogical-op): ... to here.
21447 * c-typeck.c (parser_build_binary_op): Update call to
21448 warn_logical_operator.
21449 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21451 * c-common.c (warn_logical_op): Update.
21452 * c-common.h (warn_logical_op): Update declaration.
21454 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21456 * tree.c (protected_set_expr_location): Fix formatting.
21458 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21461 * c-typeck.c (readonly_warning): new.
21462 (build_unary_op, build_modify_expr): Use readonly_warning for
21463 storing into something readonly but not const-qualified.
21465 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21468 * c-typeck.c (build_unary_op): Check for taking address of
21469 expression of type void.
21471 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21474 * c-typeck.c (build_function_call): Check for calling a function
21475 with qualified void return types. Call require_complete_type when
21478 2009-04-18 Jan Hubicka <jh@suse.cz>
21480 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21482 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21483 can_throw_external flag.
21484 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21485 * ipa-pure-const.c (ignore_edge): New function.
21486 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21487 only over can_throw_external edges.
21488 (local_pure_const): Add nothrow flag.
21489 * ipa-utils.c (searchc): Add ignore_edge callback.
21490 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21491 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21492 (set_nothrow_function_flags): Update cgraph.
21493 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21495 2009-04-18 Richard Guenther <rguenther@suse.de>
21497 PR middle-end/39804
21498 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21499 (fold_stmt): ... this and ...
21500 (fold_stmt_inplace): ... this.
21501 (fold_stmt_1): Fold references in calls and asms.
21502 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21504 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21506 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21507 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21509 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21511 * tree.c (function_args_count): Remove.
21512 * tree.h: Remove the prototype for function_args_count.
21514 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21516 * tree-iterator.c (expr_only): Remove.
21517 * tree.h: Remove the prototype for expr_only.
21519 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21521 * reginfo.c (cannot_change_mode_set_regs): Remove.
21522 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21524 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21526 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21527 whether operands 0 and 1 overlaps.
21529 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21531 PR middle-end/36902
21532 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21533 pointer. Use warning_at instead of warning.
21534 (search_for_addr_array): Likewise.
21535 (check_array_bounds): Likewise.
21536 (check_all_array_refs): Check that the incoming edge is not in the
21537 list of edges to be removed.
21538 (check_all_array_refs): Avoid the temporal pointer.
21539 (vrp_visit_cond_stmt): Fix typo.
21540 (simplify_switch_using_ranges): Handle the case where the switch
21541 index is an integer constant.
21543 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21545 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21547 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21549 * doc/extend.texi, doc/invoke.texi: Fix typos.
21551 2009-04-17 Cary Coutant <ccoutant@google.com>
21553 * tree-flow-inline.h (get_lineno): Fix inverted test.
21555 2009-04-17 Diego Novillo <dnovillo@google.com>
21557 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21558 assertion for AVAIL_OUT.
21560 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21563 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21564 * config/sh/linux-atomic.asm: Likewise.
21566 2009-04-17 Diego Novillo <dnovillo@google.com>
21568 * except.c (debug_eh_tree): New.
21569 (struct eh_region, struct eh_status): Move ...
21570 * except.h: ... here.
21571 (add_type_for_runtime): Declare extern.
21572 (lookup_type_for_runtime): Likewise.
21573 (debug_eh_tree): Declare.
21574 * Makefile.in (GTFILES): List except.h before except.c
21576 2009-04-17 Diego Novillo <dnovillo@google.com>
21578 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21579 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21580 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21581 (find_vars_r): ... here.
21582 * tree-flow.h (find_referenced_vars_in): Declare.
21583 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21584 that AVAIL_OUT exists for BLOCK.
21585 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21586 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21587 (tree-parloops.o): Likewise.
21589 2009-04-17 Simon Baldwin <simonb@google.com>
21591 * toplev.c (default_tree_printer): Add handling for %E format.
21593 2009-04-17 Diego Novillo <dnovillo@google.com>
21595 * tree-pretty-print.c (dump_generic_node): Add break after
21596 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21597 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21598 FUNCTION_TYPE together. Call print_struct_decl when printing
21599 structures and TDF_SLIM is not given.
21600 (print_struct_decl): Fix logic for detecting recursion.
21602 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21605 * gcc.c (create_at_file): New.
21606 (compile_input_file_p): New.
21607 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21608 * main.c (main): Update call to toplev_main.
21609 * toplev.c (toplev_main): Change signature. Call expandargv.
21610 * toplev.h (toplev_main): Change signature.
21612 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21614 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21615 if the latter is not constant.
21617 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21619 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21621 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21623 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21624 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21626 2009-04-17 Richard Guenther <rguenther@suse.de>
21628 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21629 Handle component references view-converting an invariant address.
21631 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21633 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21634 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21635 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21636 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21637 Use @deftypevr rather than @deftypevar.
21639 2009-04-17 Richard Guenther <rguenther@suse.de>
21641 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21642 (get_prop_source_stmt): Likewise.
21643 (can_propagate_from): Likewise.
21645 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21647 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21648 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21649 (--with-multilib-list): Add default value.
21650 * configure: Regenerate.
21651 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21652 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21653 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21654 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21655 Don't add default cpu to multilib list unnecessarily, but do enable
21656 the relevant compiler option..
21657 Add support for --with-multilib-list=<blank> and
21658 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21659 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21660 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21661 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21662 TM_MULTILIB_CONFIG.
21663 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21664 (MULTILIB_OSDIRNAMES): New variable.
21665 * config/sh/t-1e: Delete file.
21666 * config/sh/t-mlib-sh1: Delete file.
21667 * config/sh/t-mlib-sh2: Delete file.
21668 * config/sh/t-mlib-sh2a: Delete file.
21669 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21670 * config/sh/t-mlib-sh2a-single: Delete file.
21671 * config/sh/t-mlib-sh2a-single-only: Delete file.
21672 * config/sh/t-mlib-sh2e: Delete file.
21673 * config/sh/t-mlib-sh3e: Delete file.
21674 * config/sh/t-mlib-sh4: Delete file.
21675 * config/sh/t-mlib-sh4-nofpu: Delete file.
21676 * config/sh/t-mlib-sh4-single: Delete file.
21677 * config/sh/t-mlib-sh4-single-only: Delete file.
21678 * config/sh/t-mlib-sh4a: Delete file.
21679 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21680 * config/sh/t-mlib-sh4a-single: Delete file.
21681 * config/sh/t-mlib-sh4a-single-only: Delete file.
21682 * config/sh/t-mlib-sh4al: Delete file.
21683 * config/sh/t-mlib-sh5-32media: Delete file.
21684 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21685 * config/sh/t-mlib-sh5-64media: Delete file.
21686 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21687 * config/sh/t-mlib-sh5-compact: Delete file.
21688 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21689 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21690 * doc/install.texi (Options specification): Add
21691 --with-multilib-list and --with-endian.
21693 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21695 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21697 (OBJS-common): Add plugin-version.o.
21698 (plugin-version.o): New.
21699 * gcc-plugin.h (plugin_gcc_version): New.
21700 (plugin_default_version_check): New.
21701 (plugin_init_func, plugin_init): Add version argument.
21702 * plugin-version.c: New.
21703 * plugin.c (str_plugin_gcc_version_name): New.
21704 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21705 pass it to the init function.
21706 (plugin_default_version_check): New.
21708 2009-04-17 Richard Guenther <rguenther@suse.de>
21710 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21711 for decl-vs-decl disambiguation.
21713 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21715 * config/s390/s390.h (s390_tune_attr): New macro definition.
21716 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21718 2009-04-17 Richard Guenther <rguenther@suse.de>
21720 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21721 (fold_stmt_r): Likewise.
21722 (maybe_fold_reference): New function.
21723 (fold_gimple_assign): Handle cases fold_stmt_r did.
21724 (fold_stmt): Do not use fold_stmt_r.
21725 (fold_stmt_inplace): Likewise.
21727 2009-04-17 Richard Guenther <rguenther@suse.de>
21729 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21730 (record_equivalences_from_stmt): Remove useless checks and
21732 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21733 the type is already suitable.
21735 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21737 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21739 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21741 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21742 (CMPtype): Define as __gcc_CMPtype.
21744 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21746 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21747 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21749 2009-04-17 Richard Guenther <rguenther@suse.de>
21751 PR tree-optimization/39746
21752 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21753 special-casing for builtins and static variable use/def.
21754 (call_may_clobber_ref_p_1): Likewise.
21756 2009-04-16 Ian Lance Taylor <iant@google.com>
21758 * df.h: Include "timevar.h".
21759 (struct df_problem): Change tv_id field to timevar_id_t.
21760 * tree-pass.h: Include "timevar.h".
21761 (struct opt_pass): Change tv_id field to timevar_id_t.
21762 * timevar.h (timevar_id_t): Define TV_NONE.
21763 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21764 TV_NONE rather than tv_id != 0.
21765 (execute_one_pass): Likewise.
21766 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21767 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21768 dependencies to $(TREE_PASS_H).
21769 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21771 (pass_branch_target_load_optimize2): Likewise.
21772 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21773 (pass_outof_cfg_layout_mode): Likewise.
21774 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21775 (pass_rebuild_cgraph_edges): Likewise.
21776 (pass_remove_cgraph_callee_edges): Likewise.
21777 * df-core.c (pass_df_initialize_opt): Likewise.
21778 (pass_df_initialize_no_opt): Likewise.
21779 (pass_df_finish): Likewise.
21780 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21781 * except.c (pass_set_nothrow_function_flags): Likewise.
21782 (pass_convert_to_eh_region_ranges): Likewise.
21783 * final.c (pass_compute_alignments): Likewise.
21784 * function.c (pass_instantiate_virtual_regs): Likewise.
21785 (pass_init_function): Likewise.
21786 (pass_leaf_regs): Likewise.
21787 (pass_match_asm_constraints): Likewise.
21788 * gimple-low.c (pass_lower_cf): Likewise.
21789 (pass_mark_used_blocks): Likewise.
21790 * init-regs.c (pass_initialize_regs): Likewise.
21791 * integrate.c (pass_initial_value_sets): Likewise.
21792 * ira.c (pass_ira): Likewise.
21793 * jump.c (pass_cleanup_barriers): Likewise.
21794 * omp-low.c (pass_expand_omp): Likewise.
21795 (pass_lower_omp): Likewise.
21796 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21797 * recog.c (pass_split_all_insns): Likewise.
21798 (pass_split_after_reload): Likewise.
21799 (pass_split_before_regstack): Likewise.
21800 (pass_split_before_sched2): Likewise.
21801 (pass_split_for_shorten_branches): Likewise.
21802 * reginfo.c (pass_reginfo_init): Likewise.
21803 (pass_subregs_of_mode_init): Likewise.
21804 (pass_subregs_of_mode_finish): Likewise.
21805 * passes.c (pass_postreload): Likewise.
21806 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21807 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21808 (pass_warn_function_return): Likewise.
21809 (pass_warn_function_noreturn): Likewise.
21810 * tree-complex.c (pass_lower_complex): Likewise.
21811 (pass_lower_complex_O0): Likewise.
21812 * tree-if-conv.c (pass_if_conversion): Likewise.
21813 * tree-into-ssa.c (pass_build_ssa): Likewise.
21814 * tree-mudflap.c (pass_mudflap_1): Likewise.
21815 (pass_mudflap_2): Likewise.
21816 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21817 (pass_mudflap_2): Likewise.
21818 * tree-nrv.c (pass_return_slot): Likewise.
21819 * tree-object-size.c (pass_object_sizes): Likewise.
21820 * tree-optimize.c (pass_all_optimizations): Likewise.
21821 (pass_early_local_passes): Likewise.
21822 (pass_all_early_optimizations): Likewise.
21823 (pass_cleanup_cfg): Likewise.
21824 (pass_cleanup_cfg_post_optimizing): Likewise.
21825 (pass_free_datastructures): Likewise.
21826 (pass_free_cfg_annotations): Likewise.
21827 (pass_fixup_cfg): Likewise.
21828 (pass_init_datastructures): Likewise.
21829 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21830 (pass_late_warn_uninitialized): Likewise.
21831 (pass_update_address_taken): Likewise.
21832 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21833 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21834 (pass_cse_sincos): Likewise.
21835 (pass_convert_to_rsqrt): Likewise.
21836 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21837 * tree-stdarg.c (pass_stdarg): Likewise.
21838 * tree-tailcall.c (pass_tail_recursion): Likewise.
21839 (pass_tail_calls): Likewise.
21840 * tree-vect-generic.c (pass_lower_vector): Likewise.
21841 (pass_lower_vector_ssa): Likewise.
21842 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21844 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21846 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21848 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21850 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21851 logical and signext.
21853 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21856 * config/sh/predicates.md (arith_operand): Check if the operand
21857 of TRUNCATE is a REG.
21859 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21861 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21862 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21864 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21866 * tree-iterator.c (tsi_split_statement_list_after,
21867 tsi_split_statement_list_before): Remove.
21868 * tree-iterator.h: Remove the prototypes for
21869 tsi_split_statement_list_after and tsi_split_statement_list_before.
21871 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21873 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21874 * tree-ssa-propagate.h: Remove the prototype for
21875 stmt_makes_single_load.
21877 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21879 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21880 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21882 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21884 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21886 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21888 * except.c (eh_region_outer_p): Remove.
21889 * except.h: Remove the prototype for eh_region_outer_p.
21891 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21893 * function.c (current_function_assembler_name): Remove.
21894 * function.h: Remove the prototype for
21895 current_function_assembler_name.
21897 2009-04-16 Ian Lance Taylor <iant@google.com>
21899 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21900 (add_reg_note): Call alloc_reg_note.
21901 * rtl.h (alloc_reg_note): Declare.
21902 * combine.c (try_combine): Use alloc_reg_note.
21903 (recog_for_combine, move_deaths): Likewise.
21904 (distribute_notes): Use alloc_reg_note and add_reg_note.
21905 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21906 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21907 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21909 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21911 PR rtl-optimization/39762
21912 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21913 ira_may_move_out_cost): Add comments about way of their usage.
21914 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21916 * ira-conflicts.c (process_regs_for_copy): Use function
21917 ira_get_register_move_cost instead of global
21918 ira_register_move_cost.
21920 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21921 color_pass, move_spill_restore, update_curr_costs): Ditto.
21923 * ira-lives.c (process_single_reg_class_operands): Ditto.
21925 * ira-emit.c (emit_move_list): Ditto.
21927 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21928 (record_reg_classes): Ditto. Use functions
21929 ira_get_register_move_cost and ira_get_may_move_cost instead of
21930 global vars ira_register_move_cost, ira_may_move_out_cost and
21931 ira_may_move_in_cost.
21932 (record_address_regs): Don't call ira_init_register_move_cost.
21933 Use function ira_get_may_move_cost instead of global
21934 ira_may_move_in_cost.
21935 (process_bb_node_for_hard_reg_moves): Use function
21936 ira_get_register_move_cost instead of global ira_register_move_cost.
21937 (ira_costs): Don't call ira_init_register_move_cost.
21939 2009-04-16 Richard Guenther <rguenther@suse.de>
21941 * tree-cfg.c (verify_gimple_assign_binary):
21942 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21943 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21944 (create_general_new_stmt): Note that this function is broken.
21946 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21948 * common.opt (fhelp): Add Var(help_flag).
21949 * gcc-plugin.h (plugin_info): Add help.
21950 * plugin.c (plugin_name_args): Add help.
21951 (register_plugin_info): Set plugin->help.
21952 (print_help_one_plugin): New.
21953 (print_plugins_help): New.
21954 * plugin.h (print_plugins_help): New.
21955 * toplev.c (toplev_main): Call print_plugins_help if needed.
21957 2009-04-16 Richard Guenther <rguenther@suse.de>
21959 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21960 (gimple_ior_addresses_taken_1): New function.
21961 (gimple_ior_addresses_taken): Likewise.
21962 * gimple.h (struct gimple_statement_with_ops_base): Remove
21963 addresses_taken member.
21964 (gimple_ior_addresses_taken): Declare.
21965 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21966 gimple_set_addresses_taken): Remove.
21967 * ipa-reference.c (mark_address): New function.
21968 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21969 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21970 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21971 (gimple_add_to_addresses_taken): Remove.
21972 (get_tmr_operands): Call mark_address_taken.
21973 (get_asm_expr_operands): Likewise.
21974 (get_expr_operands): Likewise.
21975 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21976 (free_stmt_operands): Do not free it.
21977 * tree-ssa.c (delete_tree_ssa): Likewise.
21978 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21980 2009-04-16 Richard Guenther <rguenther@suse.de>
21982 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21983 (walk_stmt_load_store_ops): Likewise.
21984 * gimple.c (get_base_loadstore): New function.
21985 (walk_stmt_load_store_addr_ops): Likewise.
21986 (walk_stmt_load_store_ops): Likewise.
21987 * ipa-pure-const.c (check_op): Simplify.
21988 (check_load, check_store): New functions.
21989 (check_stmt): Use walk_stmt_load_store_ops.
21990 * ipa-reference.c (mark_load): Adjust signature.
21991 (mark_store): Likewise.
21992 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21994 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21996 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21997 (plugin_info): New.
21998 * opts.c (common_handle_option): Don't call print_version.
21999 * plugin.c (plugin_name_args): Add version.
22000 (register_plugin_info): New.
22001 (register_callback): Handle PLUGIN_INFO.
22002 (try_init_one_plugin): New.
22003 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22005 (finalize_one_plugin): New.
22006 (finalize_plugins): New.
22007 (print_one_plugin): New.
22008 (print_plugins_versions): New.
22009 * plugin.h (print_plugins_versions): New.
22010 (finalize_plugins): New.
22011 * toplev.c (compile_file): Don't call initialize_plugins.
22012 (print_version): Call print_plugins_versions.
22013 (toplev_main): Call initialize_plugins. Print version if needed.
22014 Call finalize_plugins.
22016 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22018 * common.opt (fversion): New.
22019 * gcc.c (print_version): New.
22020 (process_command): Don't print the version. Just set print_version.
22021 (main): Print version. Call subprocesses if print_version and
22022 verbose_flag are set.
22023 * opts.c (common_handle_option): Handle OPT_fversion.
22025 2009-04-16 Richard Guenther <rguenther@suse.de>
22026 Ira Rosen <irar@il.ibm.com>
22028 PR tree-optimization/39698
22029 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22030 type of the reduction variable. Only generate the def if
22033 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22034 make sure to first convert to an integer of the same precision.
22035 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22036 the type of the evolution correctly in computing the new
22037 induction variable base.
22039 2009-04-16 Richard Guenther <rguenther@suse.de>
22041 PR middle-end/39625
22042 * tree-cfg.c (make_blocks): Split statements with to-be
22043 abnormal SSA names on the lhs.
22045 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22047 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22048 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22049 * c-typeck.c (really_start_incremental_init): Likewise.
22050 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22051 (TARGET_INITIALIZER): Remove it.
22052 * target.h (struct target): Remove vector_opaque_p.
22053 * tree.c (build_opaque_vector_type): New.
22054 * tree.h (TYPE_VECTOR_OPAQUE): New.
22055 (build_opaque_vector_type): Declare.
22056 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22057 * config/rs6000/rs6000.c (build_opaque_vector_type,
22058 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22059 (rs6000_init_builtins): Use build_opaque_vector_type for
22060 opaque_V4SI_type_node.
22062 2009-04-15 Catherine Moore <clm@codesourcery.com>
22064 * debug.h (set_name): Declare.
22065 * dwarf2out.c (dwarf2out_set_name): Declare.
22066 (dwarf2_debug_hooks): Add set_name.
22067 (find_AT_string): New.
22068 (add_AT_string): Call find_AT_string.
22069 (dwarf2out_set_name): New.
22070 * cp/decl.c (grokdeclarator): Call set_name.
22071 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22072 * debug.c (do_nothing_debug_hooks): Likewise.
22073 * dbxout.c (dbx_debug_hooks): Likewise.
22074 * sdbout.c (sdb_debug_hooks): Likewise.
22076 2009-04-15 Michael Eager <eager@eagercon.com>
22078 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22079 reg for single-precision FPU.
22080 * config/rs6000/rs6000.md (movsi_internal1): Only for
22081 !TARGET_SINGLE_FPU.
22082 (movsi_internal1_single): New. Add pattern to move SI values to/from
22083 single-precision FP regs.
22085 2009-04-15 Richard Guenther <rguenther@suse.de>
22087 * omp-low.c (lower_rec_input_clauses): Build correct address
22089 (expand_omp_for_generic): Fix multiplication type.
22090 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22091 (generate_memset_zero): Fix types.
22092 * tree-profile.c (prepare_instrumented_value): Correctly
22095 2009-04-15 Ian Lance Taylor <iant@google.com>
22097 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22098 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22099 for -Wall and for -Wc++-compat.
22100 (c_common_post_options): For C++, set warn_enum_compare if not
22102 * c-tree.h (struct c_expr): Add field original_type.
22103 (build_external_ref): Update declaration.
22104 * c-parser.c (c_parser_braced_init): Set original_type.
22105 (c_parser_initelt): Likewise.
22106 (c_parser_expr_no_commas): Likewise.
22107 (c_parser_conditional_expression): Likewise.
22108 (c_parser_cast_expression): Likewise.
22109 (c_parser_unary_expression): Likewise. Pull setting of
22110 original_code to top of function.
22111 (c_parser_sizeof_expression): Set original_type.
22112 (c_parser_alignof_expression): Likewise.
22113 (c_parser_postfix_expression): Likewise. Pull setting of
22114 original_code to top of function.
22115 (c_parser_postfix_expression_after_paren_type): Set original_type.
22116 (c_parser_postfix_expression_after_primary): Likewise.
22117 (c_parser_expression): Likewise.
22118 * c-typeck.c (build_external_ref): Add type parameter. Change all
22120 (c_expr_sizeof_expr): Set original_type field.
22121 (parser_build_unary_op): Likewise.
22122 (parser_build_binary_op): Likewise. Optionally warn about
22123 comparisons of enums of different types.
22124 (digest_init): Set original_type field.
22125 (really_start_incremental_init): Likewise.
22126 (push_init_level, pop_init_level): Likewise.
22127 * doc/invoke.texi (Warning Options): -Wenum-compare now
22130 2009-04-15 Richard Guenther <rguenther@suse.de>
22132 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22133 out a necessary conversion.
22134 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22135 names we didn't value number.
22136 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22138 2009-04-15 Richard Guenther <rguenther@suse.de>
22140 PR tree-optimization/39764
22141 * tree-ssa-ccp.c (get_value): Canonicalize value with
22142 canonicalize_float_value.
22144 2009-04-15 Jan Hubicka <jh@suse.cz>
22146 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22147 Wrong version of patch.
22149 2009-04-15 Jan Hubicka <jh@suse.cz>
22151 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22153 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22155 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22156 our distinct integral and vector types.
22158 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22160 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22161 * init.c (build_vtbl_address): Remove call to assemble_external.
22163 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22165 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22166 output for other floating point modes.
22168 2009-04-14 Diego Novillo <dnovillo@google.com>
22170 * diagnostic.c (diagnostic_report_diagnostic): Do not
22171 warn about loaded plugins for DK_ERROR and DK_WARNING.
22172 * c-decl.c (declspecs_add_type): Move call to
22173 invoke_plugin_callbacks ...
22174 * c-parser.c (c_parser_declspecs): ... here.
22175 * plugin.c (dump_active_plugins): Tidy output.
22177 2009-04-14 Diego Novillo <dnovillo@google.com>
22178 Le-Chun Wu <lcwu@google.com>
22180 * configure.ac: Add --enable-plugin support.
22181 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22182 * Makefile.in (PLUGIN_H): Define.
22183 Export ENABLE_PLUGIN and GMPINC to site.exp.
22184 Add PLUGINLIBS to link command.
22185 Add/modify dependencies for plugin.o and files including plugin.h.
22187 * config.in: Regenerate.
22189 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22192 2009-04-14 Le-Chun Wu <lcwu@google.com>
22194 * tree-pass.h (register_one_dump_file): Add a prototype for
22195 register_one_dump_file.
22196 * toplev.c (compile_file): Call initialize_plugins.
22197 (do_compile): Call invoke_plugin_callbacks.
22198 (toplev_main): Call invoke_plugin_callbacks.
22199 * common.opt: Add -fplugin= and -fplugin-arg-.
22200 * gcc-plugin.h: New public header file for plugins to include.
22201 * plugin.c: New source file.
22202 * plugin.h: New internal header file.
22203 * passes.c (register_one_dump_file): Make it external.
22205 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22207 2009-04-14 Diego Novillo <dnovillo@google.com>
22209 * doc/plugins.texi: New.
22210 * doc/gccint.texi: Add reference to Plugins chapter.
22211 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22212 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22213 loaded plugins, if any.
22214 * timevar.def (TV_PLUGIN_INIT): Define.
22215 (TV_PLUGIN_RUN): Define.
22216 * plugin.c: Include timevar.h
22217 (plugins_active_p): New.
22218 (dump_active_plugins): New.
22219 (debug_active_plugins): New.
22221 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22223 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22225 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22227 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22229 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22230 the same as a minus without a shift.
22232 2009-04-14 Nick Clifton <nickc@redhat.com>
22234 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22235 comparisons with small integers will always produce a short
22238 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22241 2008-12-19 Diego Novillo <dnovillo@google.com>
22243 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22245 2009-04-14 Richard Guenther <rguenther@suse.de>
22247 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22249 (verify_gimple_assign_binary): Likewise. Handle shifts and
22251 (verify_gimple_phi): Print the mismatched argument position.
22252 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22254 (vect_update_init_of_dr): Likewise.
22255 * matrix-reorg.c (transform_access_sites): Do what the
22257 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22259 2009-04-13 Michael Eager <eager@eagercon.com>
22261 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22262 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22263 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22264 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22265 remove duplicate config
22267 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22269 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22270 file_name:line_number type locator of the call site.
22272 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22274 * genautomata.c: Put blank after comma.
22275 (automaton_decls): New.
22276 (struct unit_usage): Add comments to member next.
22277 (store_alt_unit_usage): Keep the list ordered.
22278 (unit_present_on_list_p, equal_alternatives_p): New.
22279 (check_regexp_units_distribution): Check units distribution
22280 correctness correctly.
22281 (main): Don't write automata if error is found. Return correct
22284 * config/m68k/cf.md (cfv4_ds): Remove.
22285 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22286 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22288 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22289 power4-load-ext, power4-store, power4-store-update,
22290 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22291 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22292 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22293 power4-sqrt, power4-isync): Modify reservation to make correct
22294 unit distribution to automata.
22296 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22297 power5-store-update, power5-two, power5-three, power5-lmul,
22298 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22300 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22302 * except.c (pass_set_nothrow_function_flags): Set name and add
22304 (set_nothrow_function_flags): Mention in the dump file when
22305 changing a function to nothrow.
22307 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22310 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22311 instead of unsigned long.
22313 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22315 * config/arm/arm.c (return_used_this_function): Remove.
22316 (arm_output_function_prologue): Remove use of
22317 return_used_this_function.
22318 (output_return_instruction): Replace use of
22319 return_used_this_function
22320 by cfun->machine->return_used_this_function.
22321 (arm_output_epilogue): Likewise.
22322 (arm_output_function_epilogue): Likewise.
22323 (thumb_unexpanded_epilogue): Likewise.
22324 * config/arm/arm.h (struct machine_function):
22325 New member return_used_this_function.
22327 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22329 * doc/install.texi: Correct description of default directory for
22330 --with-gxx-include-dir.
22332 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22334 * fold-const.c (build_range_check): Properly deal with enumeral and
22335 boolean base types.
22337 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22339 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22340 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22341 * params.h (MAX_GCSE_PASSES): Remove.
22342 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22343 in sequence. Remove ability to run multiple passes.
22344 (bypass_jumps): Report run as third CPROP pass.
22346 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22348 PR middle-end/39651
22349 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22350 when deciding whether the whole SEQUENCE can throw.
22352 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22355 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22356 offseted label references.
22358 2009-04-11 Jan Hubicka <jh@suse.cz>
22360 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22362 2009-04-11 Richard Guenther <rguenther@suse.de>
22364 PR middle-end/39732
22365 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22366 return variables as TREE_ADDRESSABLE.
22368 2009-04-11 Richard Guenther <rguenther@suse.de>
22370 PR tree-optimization/39713
22371 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22372 reference trees have SSA_NAME operands.
22374 2009-04-11 Richard Guenther <rguenther@suse.de>
22377 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22378 address expressions.
22380 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22382 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22383 match changes in Cygwin 1.7
22384 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22385 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22387 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22389 PR tree-optimization/39701
22390 * doc/invoke.texi (Optimization Options): Document change in
22391 meaning and initialization of -fdelete-null-pointer-checks.
22393 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22395 PR middle-end/39701
22396 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22398 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22401 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22403 2009-04-10 Chao-ying Fu <fu@mips.com>
22405 * doc/tm.texi (Instruction Output): Document
22406 TARGET_ASM_FINAL_POSTSCAN_INSN.
22407 * target.h (final_postscan_insn): New field in asm_out.
22408 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22409 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22410 * final.c (final_scan_insn): Call
22411 targetm.asm_out.final_postscan_insn after outputting
22412 an asm macro and a normal instruction.
22414 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22415 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22416 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22417 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22418 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22420 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22422 PR middle-end/39701
22423 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22424 variables as non-NULL even with -fdelete-null-pointer-checks.
22426 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22428 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22430 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22433 * config/i386/i386.c (classify_argument): Handle SCmode with
22434 (bit_offset % 64) != 0.
22436 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22438 * doc/invoke.texi (Optimize Options): Add cross-reference to
22439 -Q --help=optimizers examples.
22441 2009-04-10 Ben Elliston <bje@au.ibm.com>
22444 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22445 regalign for the reg == fpr and TDmode case.
22447 2009-04-09 David Ayers <ayers@fsfe.org>
22450 * objc/objc-act.c (warn_with_method): Remove helper function.
22451 (check_duplicates): Call warning and inform directly.
22452 (really_start_method): Likewise.
22454 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22456 * expmed.c (expand_divmod): Always use a comparison for a division
22457 by a large unsigned integer.
22459 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22460 for things others than variables or functions as nonzero.
22462 2009-04-09 Nick Clifton <nickc@redhat.com>
22464 * unwind-compat.c: Change copyright header to refer to version
22465 3 of the GNU General Public License with version 3.1 of the
22466 GCC Runtime Library Exception and to point readers at the
22467 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22468 * config/alpha/crtfastmath.c: Likewise.
22469 * config/alpha/linux-unwind.h: Likewise.
22470 * config/alpha/qrnnd.asm: Likewise.
22471 * config/alpha/vms-crt0-64.c: Likewise.
22472 * config/alpha/vms-crt0.c: Likewise.
22473 * config/alpha/vms-dwarf2.asm: Likewise.
22474 * config/alpha/vms-dwarf2eh.asm: Likewise.
22475 * config/alpha/vms-psxcrt0-64.c: Likewise.
22476 * config/alpha/vms-psxcrt0.c: Likewise.
22477 * config/alpha/vms_tramp.asm: Likewise.
22478 * config/arc/initfini.c: Likewise.
22479 * config/arc/lib1funcs.asm: Likewise.
22480 * config/arm/bpabi-v6m.S: Likewise.
22481 * config/arm/bpabi.S: Likewise.
22482 * config/arm/bpabi.c: Likewise.
22483 * config/arm/crti.asm: Likewise.
22484 * config/arm/crtn.asm: Likewise.
22485 * config/arm/ieee754-df.S: Likewise.
22486 * config/arm/ieee754-sf.S: Likewise.
22487 * config/arm/lib1funcs.asm: Likewise.
22488 * config/arm/libunwind.S: Likewise.
22489 * config/arm/linux-atomic.c: Likewise.
22490 * config/arm/mmintrin.h: Likewise.
22491 * config/arm/pr-support.c: Likewise.
22492 * config/arm/unaligned-funcs.c: Likewise.
22493 * config/arm/unwind-arm.c: Likewise.
22494 * config/arm/unwind-arm.h: Likewise.
22495 * config/avr/libgcc.S: Likewise.
22496 * config/bfin/crti.s: Likewise.
22497 * config/bfin/crtlibid.s: Likewise.
22498 * config/bfin/crtn.s: Likewise.
22499 * config/bfin/lib1funcs.asm: Likewise.
22500 * config/bfin/linux-unwind.h: Likewise.
22501 * config/cris/arit.c: Likewise.
22502 * config/cris/cris_abi_symbol.c: Likewise.
22503 * config/darwin-64.c: Likewise.
22504 * config/darwin-crt2.c: Likewise.
22505 * config/darwin-crt3.c: Likewise.
22506 * config/darwin.h: Likewise.
22507 * config/dbxelf.h: Likewise.
22508 * config/dfp-bit.c: Likewise.
22509 * config/dfp-bit.h: Likewise.
22510 * config/elfos.h: Likewise.
22511 * config/fixed-bit.c: Likewise.
22512 * config/fixed-bit.h: Likewise.
22513 * config/fp-bit.c: Likewise.
22514 * config/fp-bit.h: Likewise.
22515 * config/fr30/crti.asm: Likewise.
22516 * config/fr30/crtn.asm: Likewise.
22517 * config/fr30/lib1funcs.asm: Likewise.
22518 * config/freebsd-spec.h: Likewise.
22519 * config/frv/cmovd.c: Likewise.
22520 * config/frv/cmovh.c: Likewise.
22521 * config/frv/cmovw.c: Likewise.
22522 * config/frv/frvbegin.c: Likewise.
22523 * config/frv/frvend.c: Likewise.
22524 * config/frv/lib1funcs.asm: Likewise.
22525 * config/glibc-stdint.h: Likewise.
22526 * config/h8300/clzhi2.c: Likewise.
22527 * config/h8300/crti.asm: Likewise.
22528 * config/h8300/crtn.asm: Likewise.
22529 * config/h8300/ctzhi2.c: Likewise.
22530 * config/h8300/fixunssfsi.c: Likewise.
22531 * config/h8300/lib1funcs.asm: Likewise.
22532 * config/h8300/parityhi2.c: Likewise.
22533 * config/h8300/popcounthi2.c: Likewise.
22534 * config/i386/ammintrin.h: Likewise.
22535 * config/i386/att.h: Likewise.
22536 * config/i386/avxintrin.h: Likewise.
22537 * config/i386/biarch64.h: Likewise.
22538 * config/i386/bmmintrin.h: Likewise.
22539 * config/i386/cpuid.h: Likewise.
22540 * config/i386/cross-stdarg.h: Likewise.
22541 * config/i386/crtfastmath.c: Likewise.
22542 * config/i386/crtprec.c: Likewise.
22543 * config/i386/cygming-crtbegin.c: Likewise.
22544 * config/i386/cygming-crtend.c: Likewise.
22545 * config/i386/cygwin.asm: Likewise.
22546 * config/i386/emmintrin.h: Likewise.
22547 * config/i386/gmm_malloc.h: Likewise.
22548 * config/i386/gthr-win32.c: Likewise.
22549 * config/i386/i386.h: Likewise.
22550 * config/i386/immintrin.h: Likewise.
22551 * config/i386/linux-unwind.h: Likewise.
22552 * config/i386/linux64.h: Likewise.
22553 * config/i386/mm3dnow.h: Likewise.
22554 * config/i386/mmintrin-common.h: Likewise.
22555 * config/i386/mmintrin.h: Likewise.
22556 * config/i386/nmmintrin.h: Likewise.
22557 * config/i386/pmm_malloc.h: Likewise.
22558 * config/i386/pmmintrin.h: Likewise.
22559 * config/i386/smmintrin.h: Likewise.
22560 * config/i386/sol2-c1.asm: Likewise.
22561 * config/i386/sol2-ci.asm: Likewise.
22562 * config/i386/sol2-cn.asm: Likewise.
22563 * config/i386/sol2-gc1.asm: Likewise.
22564 * config/i386/tmmintrin.h: Likewise.
22565 * config/i386/unix.h: Likewise.
22566 * config/i386/w32-unwind.h: Likewise.
22567 * config/i386/wmmintrin.h: Likewise.
22568 * config/i386/x86-64.h: Likewise.
22569 * config/i386/x86intrin.h: Likewise.
22570 * config/i386/xmmintrin.h: Likewise.
22571 * config/ia64/crtbegin.asm: Likewise.
22572 * config/ia64/crtend.asm: Likewise.
22573 * config/ia64/crtfastmath.c: Likewise.
22574 * config/ia64/crti.asm: Likewise.
22575 * config/ia64/crtn.asm: Likewise.
22576 * config/ia64/fde-glibc.c: Likewise.
22577 * config/ia64/lib1funcs.asm: Likewise.
22578 * config/ia64/linux-unwind.h: Likewise.
22579 * config/ia64/quadlib.c: Likewise.
22580 * config/ia64/unwind-ia64.c: Likewise.
22581 * config/linux.h: Likewise.
22582 * config/m32c/m32c-lib1.S: Likewise.
22583 * config/m32c/m32c-lib2-trapv.c: Likewise.
22584 * config/m32c/m32c-lib2.c: Likewise.
22585 * config/m32r/initfini.c: Likewise.
22586 * config/m68hc11/larith.asm: Likewise.
22587 * config/m68hc11/m68hc11-crt0.S: Likewise.
22588 * config/m68k/cf.md: Likewise.
22589 * config/m68k/crti.s: Likewise.
22590 * config/m68k/crtn.s: Likewise.
22591 * config/m68k/lb1sf68.asm: Likewise.
22592 * config/m68k/linux-unwind.h: Likewise.
22593 * config/mcore/crti.asm: Likewise.
22594 * config/mcore/crtn.asm: Likewise.
22595 * config/mcore/lib1.asm: Likewise.
22596 * config/mips/linux-unwind.h: Likewise.
22597 * config/mips/loongson.h: Likewise.
22598 * config/mips/mips16.S: Likewise.
22599 * config/mmix/crti.asm: Likewise.
22600 * config/mmix/crtn.asm: Likewise.
22601 * config/pa/fptr.c: Likewise.
22602 * config/pa/hpux-unwind.h: Likewise.
22603 * config/pa/lib2funcs.asm: Likewise.
22604 * config/pa/linux-atomic.c: Likewise.
22605 * config/pa/linux-unwind.h: Likewise.
22606 * config/pa/milli64.S: Likewise.
22607 * config/pa/quadlib.c: Likewise.
22608 * config/pa/stublib.c: Likewise.
22609 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22610 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22611 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22612 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22613 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22614 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22615 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22616 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22617 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22618 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22619 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22620 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22621 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22622 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22623 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22624 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22625 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22626 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22627 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22628 * config/rs6000/750cl.h: Likewise.
22629 * config/rs6000/altivec.h: Likewise.
22630 * config/rs6000/biarch64.h: Likewise.
22631 * config/rs6000/crtresfpr.asm: Likewise.
22632 * config/rs6000/crtresgpr.asm: Likewise.
22633 * config/rs6000/crtresxfpr.asm: Likewise.
22634 * config/rs6000/crtresxgpr.asm: Likewise.
22635 * config/rs6000/crtsavfpr.asm: Likewise.
22636 * config/rs6000/crtsavgpr.asm: Likewise.
22637 * config/rs6000/darwin-asm.h: Likewise.
22638 * config/rs6000/darwin-fallback.c: Likewise.
22639 * config/rs6000/darwin-fpsave.asm: Likewise.
22640 * config/rs6000/darwin-ldouble.c: Likewise.
22641 * config/rs6000/darwin-tramp.asm: Likewise.
22642 * config/rs6000/darwin-unwind.h: Likewise.
22643 * config/rs6000/darwin-vecsave.asm: Likewise.
22644 * config/rs6000/darwin-world.asm: Likewise.
22645 * config/rs6000/e500crtres32gpr.asm: Likewise.
22646 * config/rs6000/e500crtres64gpr.asm: Likewise.
22647 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22648 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22649 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22650 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22651 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22652 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22653 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22654 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22655 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22656 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22657 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22658 * config/rs6000/eabi-ci.asm: Likewise.
22659 * config/rs6000/eabi-cn.asm: Likewise.
22660 * config/rs6000/eabi.asm: Likewise.
22661 * config/rs6000/linux-unwind.h: Likewise.
22662 * config/rs6000/linux64.h: Likewise.
22663 * config/rs6000/paired.h: Likewise.
22664 * config/rs6000/paired.md: Likewise.
22665 * config/rs6000/ppc64-fp.c: Likewise.
22666 * config/rs6000/ppu_intrinsics.h: Likewise.
22667 * config/rs6000/rs6000.h: Likewise.
22668 * config/rs6000/si2vmx.h: Likewise.
22669 * config/rs6000/sol-ci.asm: Likewise.
22670 * config/rs6000/sol-cn.asm: Likewise.
22671 * config/rs6000/spe.h: Likewise.
22672 * config/rs6000/spu2vmx.h: Likewise.
22673 * config/rs6000/sysv4.h: Likewise.
22674 * config/rs6000/tramp.asm: Likewise.
22675 * config/rs6000/vec_types.h: Likewise.
22676 * config/s390/linux-unwind.h: Likewise.
22677 * config/s390/tpf-unwind.h: Likewise.
22678 * config/score/crti.asm: Likewise.
22679 * config/score/crtn.asm: Likewise.
22680 * config/sh/crt1.asm: Likewise.
22681 * config/sh/crti.asm: Likewise.
22682 * config/sh/crtn.asm: Likewise.
22683 * config/sh/divtab-sh4-300.c: Likewise.
22684 * config/sh/divtab-sh4.c: Likewise.
22685 * config/sh/divtab.c: Likewise.
22686 * config/sh/lib1funcs-4-300.asm: Likewise.
22687 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22688 * config/sh/lib1funcs.asm: Likewise.
22689 * config/sh/lib1funcs.h: Likewise.
22690 * config/sh/linux-atomic.asm: Likewise.
22691 * config/sh/linux-unwind.h: Likewise.
22692 * config/sh/shmedia.h: Likewise.
22693 * config/sh/sshmedia.h: Likewise.
22694 * config/sh/ushmedia.h: Likewise.
22695 * config/sparc/crtfastmath.c: Likewise.
22696 * config/sparc/linux-unwind.h: Likewise.
22697 * config/sparc/sol2-c1.asm: Likewise.
22698 * config/sparc/sol2-ci.asm: Likewise.
22699 * config/sparc/sol2-cn.asm: Likewise.
22700 * config/spu/divmodti4.c: Likewise.
22701 * config/spu/divv2df3.c: Likewise.
22702 * config/spu/float_disf.c: Likewise.
22703 * config/spu/float_unsdidf.c: Likewise.
22704 * config/spu/float_unsdisf.c: Likewise.
22705 * config/spu/float_unssidf.c: Likewise.
22706 * config/spu/mfc_multi_tag_release.c: Likewise.
22707 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22708 * config/spu/mfc_tag_release.c: Likewise.
22709 * config/spu/mfc_tag_reserve.c: Likewise.
22710 * config/spu/mfc_tag_table.c: Likewise.
22711 * config/spu/multi3.c: Likewise.
22712 * config/spu/spu_internals.h: Likewise.
22713 * config/spu/spu_intrinsics.h: Likewise.
22714 * config/spu/spu_mfcio.h: Likewise.
22715 * config/spu/vec_types.h: Likewise.
22716 * config/spu/vmx2spu.h: Likewise.
22717 * config/stormy16/stormy16-lib2.c: Likewise.
22718 * config/svr4.h: Likewise.
22719 * config/sync.c: Likewise.
22720 * config/v850/lib1funcs.asm: Likewise.
22721 * config/vxlib-tls.c: Likewise.
22722 * config/vxlib.c: Likewise.
22723 * config/vxworks-dummy.h: Likewise.
22724 * config/xtensa/crti.asm: Likewise.
22725 * config/xtensa/crtn.asm: Likewise.
22726 * config/xtensa/ieee754-df.S: Likewise.
22727 * config/xtensa/ieee754-sf.S: Likewise.
22728 * config/xtensa/lib1funcs.asm: Likewise.
22729 * config/xtensa/lib2funcs.S: Likewise.
22730 * config/xtensa/linux-unwind.h: Likewise.
22731 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22732 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22733 * coretypes.h: Likewise.
22734 * crtstuff.c: Likewise.
22735 * defaults.h: Likewise.
22736 * dwarf2.h: Likewise.
22737 * emutls.c: Likewise.
22738 * gbl-ctors.h: Likewise.
22739 * gcov-io.h: Likewise.
22740 * ginclude/float.h: Likewise.
22741 * ginclude/iso646.h: Likewise.
22742 * ginclude/stdarg.h: Likewise.
22743 * ginclude/stdbool.h: Likewise.
22744 * ginclude/stddef.h: Likewise.
22745 * ginclude/stdfix.h: Likewise.
22746 * ginclude/stdint-gcc.h: Likewise.
22747 * ginclude/tgmath.h: Likewise.
22748 * gthr-aix.h: Likewise.
22749 * gthr-dce.h: Likewise.
22750 * gthr-gnat.c: Likewise.
22751 * gthr-gnat.h: Likewise.
22752 * gthr-lynx.h: Likewise.
22753 * gthr-mipssde.h: Likewise.
22754 * gthr-nks.h: Likewise.
22755 * gthr-posix.c: Likewise.
22756 * gthr-posix.h: Likewise.
22757 * gthr-posix95.h: Likewise.
22758 * gthr-rtems.h: Likewise.
22759 * gthr-single.h: Likewise.
22760 * gthr-solaris.h: Likewise.
22761 * gthr-tpf.h: Likewise.
22762 * gthr-vxworks.h: Likewise.
22763 * gthr-win32.h: Likewise.
22764 * gthr.h: Likewise.
22765 * libgcc2.c: Likewise.
22766 * libgcc2.h: Likewise.
22767 * libgcov.c: Likewise.
22768 * tsystem.h: Likewise.
22769 * typeclass.h: Likewise.
22770 * unwind-c.c: Likewise.
22771 * unwind-compat.h: Likewise.
22772 * unwind-dw2-fde-compat.c: Likewise.
22773 * unwind-dw2-fde-darwin.c: Likewise.
22774 * unwind-dw2-fde-glibc.c: Likewise.
22775 * unwind-dw2-fde.c: Likewise.
22776 * unwind-dw2-fde.h: Likewise.
22777 * unwind-dw2.c: Likewise.
22778 * unwind-dw2.h: Likewise.
22779 * unwind-generic.h: Likewise.
22780 * unwind-pe.h: Likewise.
22781 * unwind-sjlj.c: Likewise.
22782 * unwind.inc: Likewise.
22783 * config/arm/neon-gen.ml: Change generated copyright header to
22784 refer to version 3 of the GNU General Public License with
22785 version 3.1 of the GCC Runtime Library Exception and to point
22786 readers at the COPYING3 and COPYING3.RUNTIME files and the
22787 FSF's license web page.
22788 * config/arm/arm_neon.h: Regenerate.
22790 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22792 * config/cris/cris.md: Change copyright header to refer to version
22793 3 of the GNU General Public License.
22794 * doc/install.texi2html: Change copyright header to refer to version
22795 3 of the GNU General Public License and to point readers at the
22796 COPYING3 file and the FSF's license web page.
22797 * config/vax/linux.h: Likewise.
22799 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22801 * config/i386/i386.md (cmpcc): New.
22802 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22803 (sync_compare_and_swap_cc*): Delete.
22805 * config/s390/s390.c (s390_compare_emitted): Remove.
22806 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22807 s390_compare_emitted used to be handled. Assert that modes match.
22808 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22809 refer to sync_compare_and_swap_ccsi.
22810 * config/s390/s390.h (s390_compare_emitted): Remove.
22811 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22812 instead of s390_compare_emitted.
22813 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22814 instead of s390_compare_emitted.
22815 * config/s390/s390.md (cmpcc): New.
22816 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22817 CC_REGNUM, do not pretend it's set.
22818 (sync_compare_and_swap_cc*): Delete.
22819 * config/s390/predicates.md (cc_reg_operand): New.
22821 * expr.c (sync_compare_and_swap_cc): Delete.
22822 * optabs.h (sync_compare_and_swap_cc): Delete.
22823 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22824 is being used with can_compare_p.
22825 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22826 (find_cc_set): New.
22827 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22828 look for a MODE_CC set instead. Use emit_store_flag.
22829 (expand_compare_and_swap_loop): Likewise, with some additional
22830 complication to avoid a force_reg when useless. Use
22831 emit_cmp_and_jump_insns.
22832 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22833 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22834 sync_compare_and_swap documentation.
22836 2009-04-09 Jan Hubicka <jh@suse.cz>
22838 * except.c (find_prev_try): Break out from ....
22839 (duplicate_eh_regions): ... here; properly update prev_try pointers
22840 when duplication part of tree.
22841 (dump_eh_tree): Improve dumping.
22842 (verify_eh_region): New.
22843 (verify_eh_tree): Use it.
22845 2009-04-06 Richard Guenther <rguenther@suse.de>
22847 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22848 &ARRAY addresses by adjusting their types and prepending
22850 * tree-cfg.c (verify_gimple_assign_single): Verify that
22851 addresses are correct.
22853 2009-04-09 Richard Guenther <rguenther@suse.de>
22855 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22856 indices into an array reference if possible.
22857 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22858 Fold POINTER_PLUS_EXPR statements with invariant address.
22860 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22863 * config.gcc (powerpc64-*-linux*): Always build biarch.
22865 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22868 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22869 it and pedwarn if this results in an INTEGER_CST.
22871 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22873 * doc/install.texi: Update minimum GMP version. Remove obsolete
22874 text in MPFR section.
22876 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22878 * dwarf2out.c (class_scope_p): New static inline.
22879 (class_or_namespace_scope_p): Use it.
22880 (gen_variable_die): Use DW_TAG_member tag for static data member
22881 declarations instead of DW_TAG_variable.
22883 PR middle-end/39573
22884 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22887 2009-04-08 Richard Guenther <rguenther@suse.de>
22889 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22890 valueize random data.
22892 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22894 * config.gcc (aix tm_file): Add aix-stdint.h.
22895 (aix tm clause use_gcc_stdint): Set to wrap.
22896 * config/rs6000/aix-stdint.h: New file.
22898 2009-04-08 Richard Guenther <rguenther@suse.de>
22900 PR middle-end/36291
22901 * tree-dfa.c (add_referenced_var): Do not recurse into
22902 global initializers.
22903 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22905 (fold_const_aggregate_ref): Likewise.
22907 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22909 * recog.c (ordered_comparison_operator): New.
22910 * gensupport.c (std_preds): Add it.
22911 * doc/md.texi (Machine-Independent Predicates): Document it.
22913 2009-04-08 Jan Hubicka <jh@suse.cz>
22915 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22916 * function.h (rtl_eh): Remove exception_handler_label_map.
22917 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22918 remove_exception_handler_label, for_each_eh_label_1): Remove.
22919 (rtl_remove_unreachable_regions): Remove.
22920 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22921 (find_exception_handler_labels): Don't build the hashtable.
22922 (maybe_remove_eh_handler): Remove.
22923 (for_each_eh_label): Rewrite to walk the tree.
22924 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22925 * except.h (maybe_remove_eh_handler): Remove.
22926 * passes.c (init_optimization_passes): Schedule second EH cleanup
22928 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22929 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22931 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22933 * genoutput.c (validate_optab_operands): New.
22934 (gen_insn, gen_expand): Call it.
22936 * genflags.c (gen_insn): Detect misused iterators.
22937 (main): Pass line_no to gen_insn, exit with status 1 on error.
22939 * genextract.c (line_no): Make global.
22940 (VEC_safe_set_locstr): Change assertion to error message.
22941 (main): Exit with status 1 on error.
22943 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22947 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22948 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22949 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22950 * c-convert.c (convert): Do not call fold on results of conversion
22951 functions when the result is a C_MAYBE_CONST_EXPR.
22952 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22953 of __builtin_choose_expr.
22954 * c-typeck.c (remove_c_maybe_const_expr): New.
22955 (build_unary_op, build_conditional_expr, build_compound_expr,
22956 build_binary_op, c_objc_common_truthvalue_conversion): Call
22957 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22960 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22962 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22963 CODE to produce a new one. Add a prototype to use fold_convert_const
22965 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22968 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22969 mix declarations and code.
22971 2009-04-08 Ben Elliston <bje@au.ibm.com>
22973 * gcc.c: Replace `CC' with `GCC' throughout.
22975 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22977 * doc/invoke.texi: Document Atom support.
22979 2009-04-07 Jason Merrill <jason@redhat.com>
22982 * c-common.h, c-common.c: Add flag_pretty_templates.
22983 * c-opts.c (c_common_handle_option): Set it.
22984 * c.opt: Add -fno-pretty-templates.
22985 * doc/invoke.texi (C++ Dialect Options): Likewise.
22987 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22989 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22990 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22991 (ia64_expand_builtin): Likewise.
22993 2009-04-07 Martin Jambor <mjambor@suse.cz>
22995 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22996 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22997 ADDR_EXPRS are include too.
22999 2009-04-07 Richard Guenther <rguenther@suse.de>
23001 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23002 decls are only used if passes as parameters or if they are
23003 local statics and the call is not to a builtin.
23004 (call_may_clobber_ref_p_1): Likewise.
23006 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23008 * expr.c (do_store_flag): Remove last argument. Simplify code
23009 to avoid duplication of tests already done by can_compare_p.
23010 (expand_expr_real_1): Adjust caller.
23012 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23014 * optabs.c (can_compare_p): Test the predicate of a
23015 cbranch and cstore pattern.
23017 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23019 * expr.c (convert_move): Use emit_store_flag instead of
23022 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23024 * config/i386/i386.c (ix86_compare_emitted): Remove.
23025 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23026 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23027 * config/i386/i386.h (ix86_compare_emitted): Remove.
23028 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23029 instead of ix86_compare_emitted.
23030 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23032 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23034 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23035 Add t-sysroot-suffix to tmake_file.
23036 * config/print-sysroot-suffix.sh: New file.
23037 * config/t-sysroot-suffix: New file.
23039 2009-04-07 Ben Elliston <bje@au.ibm.com>
23041 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23042 as the latter produces a warning when the target does not support
23045 2009-04-07 Ben Elliston <bje@au.ibm.com>
23047 * dfp.c: Replace type punning assignments with memcpy throughout.
23048 * Makefile.in (dfp.o-warn): Remove.
23050 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23053 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23054 Include soft-fp/t-softfp after rs6000/t-linux64.
23056 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23058 * stor-layout.c (set_sizetype): Use the full precision of their
23059 machine mode for bitsize types.
23061 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23063 * config/i386/i386.md: Revert 2 accidental checkins.
23065 2009-04-06 Joey Ye <joey.ye@intel.com>
23066 Xuepeng Guo <xuepeng.guo@intel.com>
23067 H.J. Lu <hongjiu.lu@intel.com>
23069 Atom pipeline model, tuning and insn selection.
23070 * config.gcc (atom): Add atom config options and target.
23072 * config/i386/atom.md: New.
23074 * config/i386/i386.c (atom_cost): New cost.
23075 (m_ATOM): New macro flag.
23076 (initial_ix86_tune_features): Set m_ATOM.
23077 (x86_accumulate_outgoing_args): Likewise.
23078 (x86_arch_always_fancy_math_387): Likewise.
23079 (processor_target): Add Atom cost.
23080 (cpu_names): Add Atom cpu name.
23081 (override_options): Set Atom ISA.
23082 (ix86_issue_rate): New case PROCESSOR_ATOM.
23083 (ix86_adjust_cost): Likewise.
23085 * config/i386/i386.h (TARGET_ATOM): New target macro.
23086 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23087 (TARGET_OPT_AGU): New target option.
23088 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23089 (processor_type): Add PROCESSOR_ATOM.
23091 * config/i386/i386.md (cpu): Add new value "atom".
23092 (use_carry, movu): New attr.
23093 (atom.md): Include atom.md.
23094 (adddi3_carry_rex64): Set attr "use_carry".
23095 (addqi3_carry): Likewise.
23096 (addhi3_carry): Likewise.
23097 (addsi3_carry): Likewise.
23098 (*addsi3_carry_zext): Likewise.
23099 (subdi3_carry_rex64): Likewise.
23100 (subqi3_carry): Likewise.
23101 (subhi3_carry): Likewise.
23102 (subsi3_carry): Likewise.
23103 (x86_movdicc_0_m1_rex64): Likewise.
23104 (*x86_movdicc_0_m1_se): Likewise.
23105 (x86_movsicc_0_m1): Likewise.
23106 (*x86_movsicc_0_m1_se): Likewise.
23107 (*adddi_1_rex64): Emit add insn as much as possible.
23108 (*addsi_1): Likewise.
23109 (return_internal): Set atom_unit.
23110 (return_internal_long): Likewise.
23111 (return_pop_internal): Likewise.
23112 (*rcpsf2_sse): Set atom_sse_attr attr.
23113 (*qrt<mode>2_sse): Likewise.
23114 (*prefetch_sse): Likewise.
23116 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23118 (ix86_target_macros_internal): Likewise.
23120 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23121 (*prefetch_sse_rex): Likewise.
23122 (sse_rcpv4sf2): Likewise.
23123 (sse_vmrcpv4sf2): Likewise.
23124 (sse_sqrtv4sf2): Likewise.
23125 (<sse>_vmsqrt<mode>2): Likewise.
23126 (sse_ldmxcsr): Likewise.
23127 (sse_stmxcsr): Likewise.
23128 (*sse_sfence): Likewise.
23129 (sse2_clflush): Likewise.
23130 (*sse2_mfence): Likewise.
23131 (*sse2_lfence): Likewise.
23132 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23133 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23134 (avx_movdqu<avxmodesuffix>): Likewise.
23135 (avx_lddqu<avxmodesuffix>): Likewise.
23136 (sse2_movntv2di): Change attr "type" to "ssemov".
23137 (sse2_movntsi): Likewise.
23138 (rsqrtv8sf2): Change attr "type" to "sseadd".
23139 (sse3_addsubv2df3): Set attr "atom_unit".
23140 (sse3_h<plusminus_insn>v4sf3): Likewise.
23141 (*sse2_pmaddwd): Likewise.
23142 (*vec_extractv2di_1_rex64): Likewise.
23143 (*vec_extractv2di_1_avx): Likewise.
23144 (sse2_psadbw): Likewise.
23145 (ssse3_phaddwv8hi3): Likewise.
23146 (ssse3_phaddwv4hi3): Likewise.
23147 (ssse3_phadddv4si3): Likewise.
23148 (ssse3_phadddv2si3): Likewise.
23149 (ssse3_phaddswv8hi3): Likewise.
23150 (ssse3_phaddswv4hi3): Likewise.
23151 (ssse3_phsubwv8hi3): Likewise.
23152 (ssse3_phsubwv4hi3): Likewise.
23153 (ssse3_phsubdv4si3): Likewise.
23154 (ssse3_phsubdv2si3): Likewise.
23155 (ssse3_phsubswv8hi3): Likewise.
23156 (ssse3_phsubswv4hi3): Likewise.
23157 (ssse3_pmaddubsw128): Likewise.
23158 (sse3_pmaddubsw: Likewise.
23159 (ssse3_palignrti): Likewise.
23160 (ssse3_palignrdi): Likewise.
23162 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23164 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23166 2009-04-06 Richard Guenther <rguenther@suse.de>
23168 PR tree-optimization/28868
23169 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23170 of which PHI results we inserted.
23171 (insert_into_preds_of_block): Record inserted PHIs.
23172 (eliminate): Eliminate redundant PHI nodes.
23173 (init_pre): Init inserted_phi_names.
23175 2009-04-06 Richard Guenther <rguenther@suse.de>
23177 PR tree-optimization/39643
23178 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23179 IMAGPART_EXPRs of complex constants.
23180 (execute_fold_all_builtins): If we folded a call queue
23181 TODO_update_address_taken.
23183 2009-04-06 Jan Hubicka <jh@suse.cz>
23185 PR middle-end/39659
23186 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23189 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23191 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23193 (ic_invalidate_array): Likewise.
23195 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23197 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23198 alignment for library calls.
23200 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23202 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23203 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23204 * config/i386/mingw-stdint.h: New file.
23206 2009-04-05 Richard Guenther <rguenther@suse.de>
23208 PR tree-optimization/39648
23209 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23210 our &A vs. &A[0] IL deficiencies.
23212 2009-04-04 Jan Hubicka <jh@suse.cz>
23214 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23215 removed toplevel regions.
23216 (sjlj_mark_call_sites): Likewise.
23218 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23220 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23221 (cygwin tm clause use_gcc_stdint): Set to wrap.
23222 * config/i386/cygwin-stdint.h: New file.
23224 2009-04-04 Richard Guenther <rguenther@suse.de>
23226 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23227 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23228 single-argument PHIs if we are in loop-closed SSA form.
23229 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23230 for the pre-condition.
23231 (slpeel_tree_peel_loop_to_edge): Likewise.
23232 (vect_build_loop_niters): Take an optional sequence to append stmts.
23233 (vect_generate_tmps_on_preheader): Likewise.
23234 (vect_do_peeling_for_loop_bound): Take extra guards for the
23236 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23237 the cost model check.
23238 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23239 guards if we are going to peel. Do not apply versioning in that case.
23240 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23241 (vect_do_peeling_for_loop_bound): Likewise.
23242 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23243 loop bound only record extra pre-conditions, do not apply loop
23246 2009-04-04 Richard Guenther <rguenther@suse.de>
23248 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23251 2009-04-04 Jan Hubicka <jh@suse.cz>
23253 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23254 last_basic_block for size of bb->index indexed array.
23255 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23256 compute_out, link_btr_uses, build_btr_def_use_webs,
23257 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23259 2009-04-04 Jan Hubicka <jh@suse.cz>
23261 * except.c (remove_eh_handler_and_replace): Break out from ...
23262 (remove_eh_handler): ... here.
23263 (bring_to_root): New function.
23264 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23265 handled ones, bring others to root of tree.
23267 2009-04-04 Jan Hubicka <jh@suse.cz>
23269 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23270 (all_phis_safe_to_merge): New function.
23271 (update_info): New structure.
23272 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23273 (cleanup_empty_eh): Update SSA if possible.
23275 2009-04-04 Richard Guenther <rguenther@suse.de>
23277 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23278 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23279 (append_vuse): Likewise.
23281 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23283 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23284 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23285 instead of REG_UNSAVED for DW_CFA_undefined.
23286 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23287 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23290 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23293 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23295 2009-04-04 Richard Guenther <rguenther@suse.de>
23297 PR tree-optimization/8781
23298 PR tree-optimization/37892
23299 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23300 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23301 (valueize_refs): Call it for *& valueizations.
23302 (shared_reference_ops_from_ref): Rename to ...
23303 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23304 (shared_reference_ops_from_call): Rename to ...
23305 (valueize_shared_reference_ops_from_call): ... this and valueize.
23306 (vn_reference_lookup): Update.
23307 (visit_reference_op_call): Likewise.
23308 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23309 (eliminate): Value-replace the call address in call statements.
23311 2009-04-04 Richard Guenther <rguenther@suse.de>
23313 PR tree-optimization/39636
23314 * tree-ssa-forwprop.c
23315 (forward_propagate_addr_into_variable_array_index): Check for
23316 GIMPLE_ASSIGN before accessing the rhs code.
23318 2009-04-03 Jason Merrill <jason@redhat.com>
23320 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23322 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23324 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23325 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23326 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23327 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23328 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23329 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23330 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23331 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23332 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23333 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23334 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23335 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23336 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23337 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23338 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23339 Use fr_reg_or_fp01_operand instead of fr_register_operand
23341 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23342 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23343 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23345 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23347 PR rtl-optimization/39607
23348 PR rtl-optimization/39631
23352 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23353 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23354 instead of DF_LR_OUT.
23355 * ira-lives.c (process_bb_node_lives): Ditto.
23356 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23357 instead of DF_LR_{OUT,IN}.
23358 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23359 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23361 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23363 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23364 (execute_lower_omp): Always run but take the short way out if -fopenmp
23366 (gate_lower_omp): Remove, forcing the pass manager to always run the
23367 pass and always set PROP_gimple_lomp.
23368 (pass_lower_omp): Remove gate function.
23369 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23370 PROP_trees. Instead, require it.
23371 * ipa-cp.c (pass_ipa_cp): Likewise.
23372 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23373 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23374 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23375 and PROP_gimple_leh.
23377 2009-04-03 Richard Guenther <rguenther@suse.de>
23379 PR middle-end/13146
23380 PR tree-optimization/23940
23381 PR tree-optimization/33237
23382 PR middle-end/33974
23383 PR middle-end/34093
23384 PR tree-optimization/36201
23385 PR tree-optimization/36230
23386 PR tree-optimization/38049
23387 PR tree-optimization/38207
23388 PR tree-optimization/38230
23389 PR tree-optimization/38301
23390 PR tree-optimization/38585
23391 PR middle-end/38895
23392 PR tree-optimization/38985
23393 PR tree-optimization/39299
23394 * tree-ssa-structalias.h: Remove.
23395 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23396 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23397 (struct vuse_element_d): Remove.
23398 (struct vuse_vec_d): Likewise.
23399 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23400 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23401 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23402 VUSE_ELEMENT_VAR): Likewise.
23403 (struct voptype_d): Likewise.
23404 (NUM_VOP_FREE_BUCKETS): Likewise.
23405 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23406 (struct stmt_operands_d): Remove.
23407 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23408 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23409 VDEF_NUM, VDEF_VECT): Likewise.
23410 (copy_virtual_operands): Remove.
23411 (operand_build_cmp): Likewise.
23412 (create_ssa_artificial_load_stmt): Likewise.
23413 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23414 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23415 vuse_index and mayuse_index members. Pack and move done and iter_type
23416 members to the front.
23417 (SSA_OP_VMAYUSE): Remove.
23418 (SSA_OP_VIRTUAL_USES): Adjust.
23419 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23420 (unlink_stmt_vdef): Declare.
23421 (add_to_addressable_set): Remove.
23422 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23423 (vrp_visit_stmt): Likewise.
23424 * doc/tree-ssa.texi (Alias analysis): Update.
23425 * doc/invoke.texi (max-aliased-vops): Remove docs.
23426 (avg-aliased-vops): Likewise.
23427 * tree-into-ssa.c (syms_to_rename): Remove.
23428 (need_to_update_vops_p): Likewise.
23429 (need_to_initialize_update_ssa_p): Rename to ...
23430 (update_ssa_initialized_fn): ... this. Track function we are
23432 (symbol_marked_for_renaming): Simplify.
23433 (add_new_name_mapping): Do not set need_to_update_vops_p.
23434 (dump_currdefs): Use SYMS_TO_RENAME.
23435 (rewrite_update_stmt): Always walk all uses/defs.
23436 (dump_update_ssa): Adjust.
23437 (init_update_ssa): Take function argument. Track what we are
23439 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23440 (create_new_def_for): Initialize for cfun, assert we are initialized
23442 (mark_sym_for_renaming): Simplify.
23443 (mark_set_for_renaming): Do not initialize update-ssa.
23444 (need_ssa_update_p): Simplify. Take function argument.
23445 (name_mappings_registered_p): Assert we ask for the correct function.
23446 (name_registered_for_update_p): Likewise.
23447 (ssa_names_to_replace): Likewise.
23448 (release_ssa_name_after_update_ssa): Likewise.
23449 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23450 (dump_decl_set): Do not print a newline.
23451 (debug_decl_set): Do it here.
23452 (dump_update_ssa): And here.
23453 * tree-ssa-loop-im.c (move_computations): Adjust.
23454 (movement_possibility): Likewise.
23455 (determine_max_movement): Likewise.
23456 (gather_mem_refs_stmt): Likewise.
23457 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23458 or NAME_MEMORY_TAG.
23459 * tree-complex.c (update_all_vops): Remove.
23460 (expand_complex_move): Adjust.
23461 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23462 Simplify test for memory referencing statement. Exclude
23463 non-invariant ADDR_EXPRs.
23464 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23465 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23466 (rdg_flag_uses): Likewise.
23467 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23469 (tree_optimize_tail_calls_1): Also split the
23470 edge from the entry block if we have degenerate PHI nodes in
23471 the first basic block.
23472 * tree.c (init_ttree): Remove memory-tag related code.
23473 (tree_code_size): Likewise.
23474 (tree_node_structure): Likewise.
23475 (build7_stat): Re-write to be build6_stat.
23476 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23477 (SSA_VAR_P): Adjust.
23478 (struct tree_memory_tag): Remove.
23479 (struct tree_memory_partition_tag): Likewise.
23480 (union tree_node): Adjust.
23481 (build7): Re-write to be build6.
23482 * tree-pass.h (pass_reset_cc_flags): Remove.
23483 (TODO_update_address_taken): New flag.
23484 (pass_simple_dse): Remove.
23485 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23486 * params.h (MAX_ALIASED_VOPS): Remove.
23487 (AVG_ALIASED_VOPS): Likewise.
23488 * omp-low.c (expand_omp_taskreg): Update SSA form.
23489 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23490 aliases the lhs in a copy stmt.
23491 * tree-ssa-dse.c (struct address_walk_data): Remove.
23492 (memory_ssa_name_same): Likewise.
23493 (memory_address_same): Likewise.
23494 (get_kill_of_stmt_lhs): Likewise.
23495 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23496 unused stores. Look through PHI nodes into post-dominated regions.
23497 (dse_optimize_stmt): Simplify. Properly remove stores.
23498 (tree_ssa_dse): Compute dominators.
23499 (execute_simple_dse): Remove.
23500 (pass_simple_dse): Likewise.
23501 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23502 gimple_loaded_syms and gimple_stored_syms computation.
23503 * toplev.c (dump_memory_report): Dump alias and pta stats.
23504 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23505 (vn_reference_eq): Likewise.
23506 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23507 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23508 valueize_vuses): Remove.
23509 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23510 (get_def_ref_stmt_vuse): ... this.
23511 (vn_reference_lookup_2): New function.
23512 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23513 walking equivalent vuses. Simplify.
23514 (vn_reference_lookup): Likewise.
23515 (vn_reference_insert): Likewise.
23516 (vn_reference_insert_pieces): Likewise.
23517 (visit_reference_op_call): Simplify.
23518 (visit_reference_op_load): Likewise.
23519 (visit_reference_op_store): Likewise.
23520 (init_scc_vn): Remove shared_lookup_vuses initialization.
23521 (free_scc_vn): Remove shared_lookup_vuses freeing.
23522 (sort_vuses, sort_vuses_heap): Remove.
23523 (get_ref_from_reference_ops): Export.
23524 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23525 vector with single vuse pointer.
23526 (vn_reference_lookup_pieces, vn_reference_lookup,
23527 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23528 (shared_vuses_from_stmt): Remove.
23529 (get_ref_from_reference_ops): Declare.
23530 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23531 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23532 memory-tag related code.
23533 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23534 (likely_value): Add comment, skip static-chain of call statements.
23535 (surely_varying_stmt_p): Adjust.
23536 (gimplify_and_update_call_from_tree): Likewise.
23537 (execute_fold_all_builtins): Do not rebuild alias info.
23538 (gimplify_and_update_call_from_tree): Properly update VOPs.
23539 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23540 (copy_ref_info): Remove memory-tag related code.
23541 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23542 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23543 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23545 * tree-ssa-dom.c (gimple_p): Remove typedef.
23546 (eliminate_redundant_computations): Adjust.
23547 (record_equivalences_from_stmt): Likewise.
23548 (avail_expr_hash): Likewise.
23549 (avail_expr_eq): Likewise.
23550 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23551 (stmt_makes_single_load): Likewise.
23552 (stmt_makes_single_store): Likewise.
23553 * tree-ssa-alias.c: Rewrite completely.
23554 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23555 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23556 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23557 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23558 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23559 Remove public functions.
23560 (pass_reset_cc_flags): Remove.
23561 (pass_build_alias): Move ...
23562 * tree-ssa-structalias.c (pass_build_alias): ... here.
23563 * tree-ssa-alias.c (may_be_aliased): Move ...
23564 * tree-flow-inline.h (may_be_aliased): ... here.
23565 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23566 count_uses_and_derefs): Move ...
23567 * gimple.c: ... here.
23568 * gimple.h (count_uses_and_derefs): Declare.
23569 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23570 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23571 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23572 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23573 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23574 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23575 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23577 * tree-dfa.c (refs_may_alias_p): Move ...
23578 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23579 * tree-ssa-alias.h: New file.
23580 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23581 (statement_sink_location): Likewise.
23582 * opts.c (decode_options): Do not adjust max-aliased-vops or
23583 avg-aliased-vops values.
23584 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23585 (TV_CALL_CLOBBER): Likewise.
23586 (TV_FLOW_SENSITIVE): Likewise.
23587 (TV_FLOW_INSENSITIVE): Likewise.
23588 (TV_MEMORY_PARTITIONING): Likewise.
23589 (TV_ALIAS_STMT_WALK): New timevar.
23590 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23591 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23592 (get_address_description): Remove memory-tag related code.
23593 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23594 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23595 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23596 and immediate uses in statements. Document.
23597 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23598 (dump_symbols): Remove.
23599 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23600 * alias.c (get_deref_alias_set): New function split out from ...
23601 (get_alias_set): ... here.
23602 * alias.h (get_deref_alias_set): Declare.
23603 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23604 type parameter. Remove restrict pointer handling. Create a
23605 ref-all pointer in case type-based alias sets do not conflict.
23606 (vect_analyze_data_refs): Remove SMT related code.
23607 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23608 (vectorizable_load): Likewise.
23609 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23610 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23611 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23612 Ignore vops and SMTs.
23613 (dr_analyze_alias): Likewise..
23614 (free_data_ref): Likewise.
23615 (create_data_ref): Likewise.
23616 (analyze_all_data_dependences): Likewise.
23617 (get_references_in_stmt): Adjust.
23618 * tree-flow-inline.h (gimple_aliases_computed_p,
23619 gimple_addressable_vars, gimple_call_clobbered_vars,
23620 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23621 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23622 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23623 gimple_mem_ref_stats): Remove.
23624 (gimple_vop): New function.
23625 (op_iter_next_use): Remove vuses and mayuses cases.
23626 (op_iter_next_def): Remove vdefs case.
23627 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23628 (clear_and_done_ssa_iter): Do not set removed fields.
23629 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23630 Assert we are not iterating over vuses or vdefs if not also
23631 iterating over uses or defs.
23632 (op_iter_init_use): Likewise.
23633 (op_iter_init_def): Likewise.
23634 (op_iter_next_vdef): Remove.
23635 (op_iter_next_mustdef): Likewise.
23636 (op_iter_init_vdef): Likewise.
23637 (compare_ssa_operands_equal): Likewise.
23638 (link_use_stmts_after): Handle vuse operand.
23639 (is_call_used): Use is_call_clobbered.
23640 (is_call_clobbered): Global variables are always call clobbered,
23641 query the call-clobbers bitmap.
23642 (mark_call_clobbered): Ignore global variables.
23643 (clear_call_clobbered): Likewise.
23644 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23645 virtual operands sanity check.
23646 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23648 (TARGET_MEM_REF): Remove TMR_TAG operand.
23649 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23650 Remove call-clobber related code.
23651 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23652 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23653 partitions or escape reason.
23654 (get_single_def_stmt, get_single_def_stmt_from_phi,
23655 get_single_def_stmt_with_phi): Remove.
23656 (dump_referenced_vars): Tidy.
23657 (get_ref_base_and_extent): Allow bare decls.
23658 (collect_dfa_stats): Adjust.
23659 * graphite.c (rename_variables_in_stmt): Adjust.
23660 (graphite_copy_stmts_from_block): Likewise.
23661 (translate_clast): Likewise.
23662 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23664 (translate_vuse_through_block): Use the oracle.
23665 (phi_translate_1): Adjust.
23666 (value_dies_in_block_x): Use the oracle. Cache the outcome
23668 (valid_in_sets): Check if the VUSE for
23669 a REFERENCE is available.
23670 (eliminate): Do not remove stmts during elimination,
23671 instead queue and remove them afterwards.
23672 (do_pre): Do not rebuild alias info.
23673 (pass_pre): Run TODO_rebuild_alias before PRE.
23674 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23675 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23676 (mark_all_v_defs_stmt): Remove.
23677 (mark_all_v_defs_seq): Adjust.
23678 (sra_replace): Likewise.
23679 (scalarize_use): Likewise.
23680 (scalarize_copy): Likewise.
23681 (scalarize_init): Likewise.
23682 (scalarize_ldst): Likewise.
23683 (todoflags): Remove.
23684 (tree_sra): Do not rebuild alias info.
23685 (tree_sra_early): Adjust.
23686 (pass_sra): Run TODO_update_address_taken before SRA.
23687 * tree-predcom.c (set_alias_info): Remove.
23688 (prepare_initializers_chain): Do not call it.
23689 (mark_virtual_ops_for_renaming): Adjust.
23690 (mark_virtual_ops_for_renaming_list): Remove.
23691 (initialize_root_vars): Adjust.
23692 (initialize_root_vars_lm): Likewise.
23693 (prepare_initializers_chain): Likewise.
23694 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23695 (may_propagate_copy_into_stmt): Likewise.
23696 (merge_alias_info): Do nothing for now.
23697 (propagate_tree_value_into_stmt): Adjust.
23698 (stmt_may_generate_copy): Likewise.
23699 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23700 not mark symbols for renaming.
23701 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23702 with the same statement, make sure to update the new pointed-to one.
23703 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23704 call statements, do not mark symbols for renaming.
23705 (mark_operand_necessary): Dump something.
23706 (ref_may_be_aliased): New function.
23707 (mark_aliased_reaching_defs_necessary_1): New helper function.
23708 (mark_aliased_reaching_defs_necessary): Likewise.
23709 (mark_all_reaching_defs_necessary_1): Likewise.
23710 (mark_all_reaching_defs_necessary): Likewise.
23711 (propagate_necessity): Do not process virtual PHIs. For
23712 non-aliased loads mark all reaching definitions as necessary.
23713 For aliased loads and stores mark the immediate dominating
23714 aliased clobbers as necessary.
23715 (visited): New global static.
23716 (perform_tree_ssa_dce): Free visited bitmap after propagating
23718 (remove_dead_phis): Perform simple dead virtual PHI removal.
23719 (remove_dead_stmt): Properly unlink virtual operands when
23721 (eliminate_unnecessary_stmts): Schedule PHI removal after
23723 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23724 (process_replaceable): Likewise.
23725 (find_replaceable_in_bb): Likewise.
23726 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23727 based on the single gimple vop.
23728 (verify_flow_insensitive_alias_info): Remove.
23729 (verify_flow_sensitive_alias_info): Likewise.
23730 (verify_call_clobbering): Likewise.
23731 (verify_memory_partitions): Likewise.
23732 (verify_alias_info): Likewise.
23733 (verify_ssa): Adjust..
23734 (execute_update_addresses_taken): Export. Update SSA
23735 manually. Optimize only when optimizing. Use a local bitmap.
23736 (pass_update_address_taken): Remove TODO_update_ssa, add
23738 (pass_update_address_taken): Just use TODO_update_address_taken.
23739 (init_tree_ssa): Do not initialize addressable_vars.
23740 (verify_ssa): Verify new VUSE / VDEF properties.
23741 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23742 Do not call verify_alias_info.
23743 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23744 Do not free the loaded and stored syms bitmaps. Reset the escaped
23745 and callused solutions. Do not free addressable_vars.
23746 Remove memory-tag related code.
23747 (warn_uninitialized_var): Aliases are always available.
23748 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23749 * lambda-code.c (can_put_in_inner_loop): Adjust.
23750 (can_put_after_inner_loop): Likewise.
23751 (perfect_nestify): Likewise.
23752 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23753 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23754 (vectorizable_conversion): Do not mark symbols for renaming.
23755 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23756 (expand_call_inline): Unlink the calls virtual operands before
23758 (tree_function_versioning): Do not call update_ssa if we are not
23759 updating clones. Simplify.
23760 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23761 (propagate_with_phi): Likewise..
23762 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23763 clobber code. Assert we are not aliased or global.
23764 * tree-flow.h: Include tree-ssa-alias.h
23765 (enum escape_type): Remove.
23766 (struct mem_sym_stats_d): Likewise.
23767 (struct mem_ref_stats_d): Likewise.
23768 (struct gimple_df): Add vop member. Remove global_var,
23769 call_clobbered_vars, call_used_vars, addressable_vars,
23770 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23771 escaped and callused members.
23772 (struct ptr_info_def): Remove all members, add points-to solution
23774 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23775 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23776 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23777 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23778 (tree-ssa-alias.o): Likewise.
23779 (toplev.o): Add tree-ssa-alias.h
23780 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23781 * gimple.c (gimple_set_bb): Fix off-by-one error.
23782 (is_gimple_reg): Do not handle memory tags.
23783 (gimple_copy): Also copy virtual operands.
23784 Delay updating the statement. Do not reset loaded and stored syms.
23785 (gimple_set_stored_syms): Remove.
23786 (gimple_set_loaded_syms): Likewise.
23787 (gimple_call_copy_skip_args): Copy the virtual operands
23788 and mark the new statement modified.
23789 * tree-ssa-structalias.c (may_alias_p): Remove.
23790 (set_uids_in_ptset): Take the alias set to prune with as
23791 parameter. Fold in the alias test of may_alias_p.
23792 (compute_points_to_sets): Compute whether a ptr is dereferenced
23793 in a local sbitmap.
23794 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23795 other ADDRESSOF constraints on the lhs.
23796 (get_constraint_for_component_ref): Assert that we don't get
23797 ADDRESSOF constraints from the base of the reference.
23798 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23799 (struct variable_info): Remove collapsed_to member.
23800 (get_varinfo_fc): Remove.
23801 (new_var_info): Do not set collapsed_to.
23802 (dump_constraint): Do not follow cycles.
23803 (dump_constraint_graph): Likewise.
23804 (build_pred_graph): Likewise.
23805 (build_succ_graph): Likewise.
23806 (rewrite_constraints): Likewise.
23807 (do_simple_structure_copy): Remove.
23808 (do_rhs_deref_structure_copy): Remove.
23809 (do_lhs_deref_structure_copy): Remove.
23810 (collapse_rest_of_var): Remove.
23811 (do_structure_copy): Re-implement.
23812 (pta_stats): New global variable.
23813 (dump_pta_stats): New function.
23814 (struct constraint_expr): Make offset signed.
23815 (UNKNOWN_OFFSET): Define special value.
23816 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23817 (solution_set_expand): New helper function split out from ...
23818 (do_sd_constraint): ... here.
23819 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23820 (do_ds_constraint): Likewise.
23821 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23822 and CALLUSED = *CALLUSED.
23823 (set_union_with_increment): Make inc argument signed.
23824 (type_safe): Remove.
23825 (get_constraint_for_ptr_offset): Handle unknown and negative
23827 (first_vi_for_offset): Handle offsets before start. Bail
23828 out early for offsets beyond the variable extent.
23829 (first_or_preceding_vi_for_offset): New function.
23830 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23831 Together with ESCAPED = *ESCAPED this properly computes reachability.
23832 (find_what_var_points_to): New function.
23833 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23834 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23835 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23836 pt_solutions_intersect): New functions.
23837 (compute_call_used_vars): Remove.
23838 (compute_may_aliases): New main entry into PTA computation.
23839 * gimple.h (gimple_p): New typedef.
23840 (struct gimple_statement_base): Remove references_memory_p.
23841 (struct gimple_statement_with_memory_ops_base): Remove
23842 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23844 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23845 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23846 gimple_set_references_memory): Remove.
23847 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23848 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23850 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23851 (verify_expr): Allow RESULT_DECL.
23852 (gimple_duplicate_bb): Do not copy virtual operands.
23853 (gimple_duplicate_sese_region): Adjust.
23854 (gimple_duplicate_sese_tail): Likewise.
23855 (mark_virtual_ops_in_region): Remove.
23856 (move_sese_region_to_fn): Do not call it.
23857 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23858 and pass_simple_dse.
23859 (execute_function_todo): Handle TODO_update_address_taken,
23860 call execute_update_addresses_taken for TODO_rebuild_alias.
23861 (execute_todo): Adjust.
23862 (execute_one_pass): Init dump files early.
23863 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23865 (create_general_new_stmt): Clear vops.
23866 * tree-ssa-reassoc.c (get_rank): Adjust.
23867 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23868 symbols for renaming.
23869 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23870 (PARAM_AVG_ALIASED_VOPS): Likewise.
23871 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23872 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23873 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23874 (operand_build_cmp, copy_virtual_operands,
23875 create_ssa_artificial_load_stmt, add_to_addressable_set,
23876 gimple_add_to_addresses_taken): Remove public functions.
23877 (unlink_stmt_vdef): New function.
23879 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23881 * config.gcc (powerpc-*-linux*): Merge variants.
23883 2009-04-02 Chao-ying Fu <fu@mips.com>
23884 James Grosbach <james.grosbach@microchip.com>
23886 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23887 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23889 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23890 keep_interrupts_masked_p, use_debug_exception_return_p.
23891 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23892 keep_interrupts_masked, use_debug_exception_return.
23893 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23894 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23896 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23897 (mips_print_operand): Process COP0 registers to print $0 .. $31
23898 correctly for GAS to process.
23899 (mips_interrupt_extra_call_saved_reg_p): New function.
23900 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23902 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23903 (mips_compute_frame_info): Add supports for interrupt context that
23904 includes doubleword accumulators and COP0 registers.
23905 (mips_for_each_saved_acc): New function.
23906 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23907 mips_for_each_saved_reg.
23908 (mips_save_reg): Save accumulators.
23909 (mips_kernel_reg_p): A new for_each_rtx callback.
23910 (mips_expand_prologue): Support interrupt handlers.
23911 (mips_restore_reg): Restore accumulators.
23912 (mips_expand_epilogue): Support interrupt handlers.
23913 (mips_can_use_return_insn): Return false for interrupt handlers.
23914 (mips_epilogue_uses): New function.
23915 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23916 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23917 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23918 cop0_move): New instructions.
23919 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23920 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23922 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23924 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23925 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23926 interrupt handlers, we use K0 as the temporary register.
23927 (EPILOGUE_USES): Change to a function call.
23928 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23929 handlers, we use K0 as the temporary register.
23931 * doc/extend.texi (Function Attributes): Document interrupt,
23932 use_shadow_register_set, keep_interrupts_masked,
23933 use_debug_exception_return for MIPS attributes.
23935 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23937 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23938 Remove a number of t-files from tmake_file.
23939 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23940 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23941 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23942 target_prototype, not TARGET_PROTOTYPE.
23943 (LINK_OS_GNU_SPEC): Define.
23944 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23945 and darwin-ldoubdle.c.
23947 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23950 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23951 (cpp_options): Ditto.
23952 (default_compilers): Ditto.
23953 (display_help): Ditto.
23954 (process_command): Ditto.
23955 (do_spec_1): Ditto.
23956 (set_input): Use lbasename instead of duplicate code.
23957 (save_temps_prefix): New static for -save-temps=obj.
23958 (save_temps_length): Ditto.
23960 * doc/invoke.texi (-save-temps=obj): Document new variant to
23961 -save-temps switch.
23963 2009-04-02 Jeff Law <law@redhat.com>
23965 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23968 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23970 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23971 * configure: Regenerated.
23973 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23975 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23976 share the argument list.
23978 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23982 2009-02-12 Diego Novillo <dnovillo@google.com>
23984 * varpool.c (debug_varpool): New.
23985 * cgraph.h (debug_varpool): Declare.
23987 2009-04-02 Jan Hubicka <jh@suse.cz>
23989 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23992 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23994 * config/i386/i386.c (ix86_abi): Move initialization to ...
23995 (override_options): Here.
23997 2009-04-02 Christian Bruel <christian.bruel@st.com>
23999 * config/sh/sh.c (sh_dwarf_register_span): New function.
24000 (TARGET_DWARF_REGISTER_SPAN): Define.
24001 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24003 2009-04-02 Ira Rosen <irar@il.ibm.com>
24005 PR tree-optimization/39595
24006 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24007 interleaved loads group is not greater than the SLP group size.
24009 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24011 * builtins.c (is_builtin_name): New.
24012 (called_as_built_in): Use is_builtin_name.
24013 * tree.h (is_builtin_name): New.
24014 * varasm.c (incorporeal_function_p): Use is_builtin_name
24016 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24018 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24020 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24023 * c-decl.c (clone_underlying_type): Move this ...
24024 * c-common.c (set_underlying_type): ... here.
24025 Also, make sure the function properly sets TYPE_STUB_DECL() on
24026 the newly created typedef variant type.
24027 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24028 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24031 2009-04-02 Richard Guenther <rguenther@suse.de>
24033 PR tree-optimization/37221
24034 * tree-flow.h (degenerate_phi_result): Declare.
24035 * tree-ssa-dom.c (degenerate_phi_result): Export.
24036 * tree-scalar-evolution.c (analyze_initial_condition): If
24037 the initial condition is defined by a degenerate PHI node
24038 use the degenerate value.
24040 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24042 PR rtl-optimization/39588
24043 * combine.c (merge_outer_ops): Do not set the constant when this
24045 (simplify_shift_const_1): Do not modify it either in this case.
24047 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24049 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24050 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24052 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24055 * c-lex.c (interpret_float): Default (no suffix) is double.
24057 2009-04-1 Xinliang David Li <davidxl@google.com>
24059 * config/i386/i386.c (legitimate_constant_p): Recognize
24060 all one vector constant.
24062 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24064 * config/vax/vax.c: Add #includes to silence warnings.
24065 Change #include order to silence two warnings.
24067 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24069 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24070 (ASM_SPEC): Pass -k to the assembler for PIC code.
24072 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24074 * config.gcc: Add vax-*-linux* to the switch.
24075 * config/vax/linux.h: New file. (TARGET_VERSION,
24076 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24078 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24080 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24081 Use predicate macros instead of GET_CODE() == foo.
24082 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24083 ashlsi3, rotrsi3, <unnamed>): Likewise.
24085 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24087 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24088 jbbccihi, jbbccisi): Remova trailing whitespace.
24089 * config/vax/constraints.md: Likewise.
24090 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24091 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24092 * config/vax/predicates.md: Likewise.
24093 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24094 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24095 * config/vax/vax.h: Likewise.
24096 * config/vax/vax.md (nonlocal_goto): Likewise.
24098 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24100 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24101 (indirectable_address_p, adjacent_operands_p): Add spaces around
24103 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24105 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24107 * config/vax/vax.c (legitimate_constant_address_p,
24108 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24109 index_term_p, reg_plus_index_p, legitimate_address_p,
24110 vax_mode_dependent_address_p): Update comments to match functions
24111 modified by the recent int->bool conversion.
24113 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24115 * config/vax/builtins.md: Update copyright message.
24116 * config/vax/constraints.md: Likewise.
24117 * config/vax/netbsd-elf.h: Likewise.
24118 * config/vax/predicates.md: Likewise.
24119 * config/vax/vax-protos.h: Likewise.
24120 * config/vax/vax.c: Likewise.
24121 * config/vax/vax.h: Likewise.
24122 * config/vax/vax.md: Likewise.
24123 * config/vax/vax.opt: Likewise.
24125 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24127 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24128 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24129 * config/vax/constraints.md (B, R): Likewise.
24130 * config/vax/predicates.md (external_memory_operand,
24131 nonimmediate_addsub_di_operand): Likewise.
24132 * config/vax/vax.c (vax_output_int_add): Likewise.
24133 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24134 untyped_call): Likewise.
24136 2009-04-01 Matt Thomas <matt@3am-software.com>
24138 * config/vax/predicates.md: New file.
24139 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24140 external_const_operand, nonsymbolic_operand, external_memory_operand,
24141 indirect_memory_operand, indexed_memory_operand,
24142 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24143 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24145 * config/vax/constraints.md: New file.
24146 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24148 * config/vax/builtins.md: New file.
24149 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24150 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24152 * config/vax/vax.opt (mqmath): Add option.
24153 * config/vax/vax.md (isfx): Extend with DI.
24154 (VAXintQH, VAXintQHSD): Define.
24155 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24156 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24157 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24158 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24159 (movdi): Update constraints and use vax_output_int_move().
24160 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24161 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24162 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24163 nonlocal_goto): New.
24164 (mov<mode>): Extend accepted operand types.
24165 (subdi3_old): Rename from subdi3, change update constraints and use
24166 a new implementation.
24167 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24168 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24169 MOVE_RATIO, CLEAR_RATIO): Define.
24170 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24171 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24172 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24173 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24174 (split_quadword_operands): Make static and really allow variable
24176 (print_operand_address): Update for PIC generation.
24177 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24178 indexable_address_p, fixup_mathdi_operand,
24179 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24180 (vax_float_literal, legitimate_constant_p,
24181 indirectable_constant_address_p, index_term_p,
24182 reg_plus_index_p): Return bool instead of int.
24183 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24185 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24187 (vax_output_conditional_branch): Indent.
24188 (legitimate_constant_address_p, indirectable_constant_address_p,
24189 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24190 vax_mode_dependent_address_p): Return bool instead of int, update for
24192 * config/vax/vax-protos.h (legitimate_constant_address_p,
24193 legitimate_constant_p, legitimate_address_p,
24194 vax_mode_dependent_address_p): Change declaration to bool.
24195 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24196 vax_expand_addsub_di_operands, vax_output_int_subtract,
24197 vax_output_movmemsi): Declare.
24198 (split_quadword_operands, vax_float_literal): Delete declaration.
24199 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24200 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24201 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24202 ASM_OUTPUT_DWARF_PCREL): Define.
24203 (ASM_SPEC): Change definition to allow PIC generation.
24205 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24207 * doc/sourcebuild.texi: Update front-end requirements.
24209 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24212 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24213 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24214 (booldi3_internal3): Use boolean_or_operator instead of
24217 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24220 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24221 declarator whose size is not an integer constant expression but
24222 folds to an integer constant, then treat it as a constant
24225 2009-04-01 Richard Guenther <rguenther@suse.de>
24227 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24228 i * 4 + 2 to (i * 2 + 1) * 2.
24230 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24233 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24234 return if c_parser_asm_string_literal returned NULL.
24236 2009-04-01 Nick Clifton <nickc@redhat.com>
24238 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24240 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24241 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24242 other typedefs to avoid conflicts with libgcc2.c. Define labels
24243 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24245 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24246 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24249 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24251 * varasm.c (default_function_rodata_section): Declare DOT as
24254 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24255 Andrey Galkin <agalkin@hypercom.com>
24258 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24259 Make object_name unique for each process.
24261 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24264 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24265 addressable variables in the parallel that could go out of scope while
24266 running queued tasks.
24268 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24270 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24271 (CASE_VALUES_THRESHOLD): Redefine.
24272 * config/avr/avr.c (avr_override_options): Remove initialization of
24273 avr_case_values_threshold variable.
24274 (avr_case_values_threshold): Remove variable. Add new function.
24275 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24276 * config/avr/avr.opt (mno-tablejump): Remove option.
24277 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24279 2009-04-01 DJ Delorie <dj@redhat.com>
24281 * varasm.c (default_function_rodata_section): Don't assume
24282 anything about where the first '.' in the section name is.
24284 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24286 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24287 rs6000_emit_stack_tie.
24289 2009-03-31 Ian Lance Taylor <iant@google.com>
24291 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24292 gimple_code with GIMPLE_RESX, not RESX.
24294 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24296 * c-common.c (c_get_ident): New.
24297 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24299 2009-04-01 Ben Elliston <bje@au.ibm.com>
24301 * config/rs6000/sysv4.opt (msdata): Improve option description.
24303 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24305 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24306 (divdf3_internal_lat): Remove.
24307 (divxf3_internal_lat): Remove.
24308 (divxf3_internal_thr): Remove.
24309 (divxf): Use divxf3_internal.
24310 * config/ia64/div.md (divsf3_internal_lat): New.
24311 (divdf3_internal_lat): New.
24312 (divxf3_internal): New.
24314 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24317 * Makefile.in (USE_GCC_STDINT): Define.
24318 (stmp-int-hdrs): Install stdint.h if applicable.
24319 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24321 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24322 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24323 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24324 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24325 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24326 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24327 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24328 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24329 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24330 (c_common_nodes_and_builtins): Initialize
24331 underlying_wchar_type_node. Do not initialize
24332 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24333 nodes for new types.
24334 (c_stddef_cpp_builtins): Define macros for new types.
24335 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24337 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24338 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24339 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24340 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24341 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24342 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24343 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24344 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24345 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24346 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24347 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24348 int16_type_node, int32_type_node, int64_type_node,
24349 uint8_type_node, uint16_type_node, c_uint32_type_node,
24350 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24351 int_least32_type_node, int_least64_type_node,
24352 uint_least8_type_node, uint_least16_type_node,
24353 uint_least32_type_node, uint_least64_type_node,
24354 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24355 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24356 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24357 uintptr_type_node): Define.
24358 * c-cppbuiltin.c (builtin_define_constants,
24359 builtin_define_type_minmax): New.
24360 (builtin_define_stdint_macros): Define more macros.
24361 (c_cpp_builtins): Define more limit macros.
24362 (type_suffix): New.
24363 (builtin_define_type_max): Define in terms of
24364 builtin_define_type_minmax. Remove is_long parameter. All
24366 * config.gcc (use_gcc_stdint): Define.
24367 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24368 Add newlib-stdint.h for generic targets.
24369 * config/glibc-stdint.h, config/newlib-stdint.h,
24370 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24371 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24372 * config/score/score.h (UINTPTR_TYPE): Define.
24373 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24374 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24375 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24376 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24377 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24378 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24379 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24380 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24381 * config/spu/spu.h (STDINT_LONG32): Define.
24382 * configure.ac (use_gcc_stdint): Substitute.
24383 * configure: Regenerate.
24384 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24385 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24386 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24387 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24388 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24389 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24390 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24391 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24392 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24393 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24394 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24395 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24396 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24397 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24398 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24399 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24400 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24401 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24402 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24403 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24404 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24405 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24406 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24407 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24408 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24409 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24410 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24411 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24412 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24414 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24416 * loop-iv.c (suitable_set_for_replacement): Renamed from
24417 simplify_using_assignment; changed to return bool and to accept new
24418 args DEST and SRC. Return true iff we find a source/destination pair
24419 that can be used to make a replacement, and fill SRC and DEST if so.
24420 Remove arg ALTERED. Don't deal with altered regs here. All callers
24422 (simplify_using_initial_values): Deal with altered regs here and track
24423 more precisely the effect they have on the validity of our expression.
24425 * loop-iv.c (simplify_using_condition): A condition of the form
24426 (EQ REG CONST) can be used to simply make a substitution.
24427 (simplify_using_initial_values): Keep track of conditions we have seen
24428 and keep using them to simplify new expressions, while applying the
24429 same substitutions to them as to the expression.
24431 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24432 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24435 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24436 changed. Use this when trying to improve the upper bound.
24437 Generate the comparison by using simplify_gen_relational.
24439 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24441 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24443 (simplify_using_assignment, simplify_using_initial_values): Call
24444 replace_in_expr to make replacements. Call replace_single_def_regs
24445 once on the initial version of the expression.
24447 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24450 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24452 2009-03-31 Richard Guenther <rguenther@suse.de>
24454 PR middle-end/31029
24455 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24456 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24458 2009-03-31 Richard Guenther <rguenther@suse.de>
24460 * tree.h (div_if_zero_remainder): Declare.
24461 * fold-const.c (div_if_zero_remainder): Export.
24462 * tree-ssa-forwprop.c
24463 (forward_propagate_addr_into_variable_array_index): Handle
24464 constant array index addition outside of the variable index.
24466 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24469 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24470 define_splits, floatunssi<mode>2): Require x87 conversions from
24471 DImode to be permitted.
24473 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24475 PR preprocessor/15638
24476 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24478 2009-03-31 Richard Guenther <rguenther@suse.de>
24480 PR middle-end/23401
24481 PR middle-end/27810
24482 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24483 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24484 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24485 a separate statement.
24486 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24487 (lookup_tmp_var): Likewise.
24488 (is_gimple_formal_tmp_or_call_rhs): Remove.
24489 (is_gimple_reg_or_call_rhs): Rename to ...
24490 (is_gimple_reg_rhs_or_call): ... this.
24491 (is_gimple_mem_or_call_rhs): Rename to ...
24492 (is_gimple_mem_rhs_or_call): ... this.
24493 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24494 DECL_GIMPLE_REG_P only if is_formal is true.
24495 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24496 for non-proper post-modify expression gimplification.
24497 (gimplify_self_mod_expr): For post-modify expressions gimplify
24498 the lvalue to a minimal lvalue.
24499 (rhs_predicate_for): Remove formal temp case.
24500 (gimplify_modify_expr_rhs): Likewise.
24501 (gimplify_addr_expr): Use is_gimple_reg.
24502 (gimplify_expr): Remove formal temp cases.
24503 (gimple_regimplify_operands): Likewise.
24504 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24505 and FILTER_EXPR like constants.
24506 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24508 (is_gimple_formal_tmp_rhs): Remove.
24509 (is_gimple_reg_rhs): Remove special casing.
24510 (is_gimple_mem_rhs): Fix.
24511 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24512 (is_gimple_formal_tmp_var): Remove.
24513 (is_gimple_formal_tmp_reg): Likewise.
24514 (is_gimple_min_lval): Allow invariant component ref parts.
24515 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24516 is_gimple_formal_tmp_reg): Remove declarations.
24517 * tree-cfg.c (verify_expr): Verify that variables with address
24518 taken do not have DECL_GIMPLE_REG_P set.
24519 * tree-mudflap.c (mf_build_check_statement_for): Use
24520 force_gimple_operand instead of gimplify_expr.
24522 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24524 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24525 schedulable rows to compute_split_row.
24527 2009-03-31 Ben Elliston <bje@au.ibm.com>
24530 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24533 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24535 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24536 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24537 * configure: Regenerate.
24538 * config.in: Regenerate.
24539 * config/rs6000/rs6000.opt (mtls-markers): Add.
24540 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24541 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24542 (tls_ld_aix, tls_ld_sysv): Likewise.
24543 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24544 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24546 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24548 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24550 2009-03-30 Jan Hubicka <jh@suse.cz>
24552 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24554 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24555 detection and label handling.
24557 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24559 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24560 left_conflicts_size.
24561 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24562 ALLOCNO_LEFT_CONFLICTS_SIZE.
24564 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24565 remove_allocno_from_bucket_and_push,
24566 allocno_spill_priority_compare, push_allocnos_to_stack,
24567 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24568 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24569 (setup_allocno_left_conflicts_num): Ditto. Rename to
24570 setup_allocno_left_conflicts_size.
24571 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24572 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24573 setup_allocno_left_conflicts_size instead of
24574 setup_allocno_left_conflicts_num.
24576 * ira-build.c (ira_create_allocno): Use
24577 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24578 ALLOCNO_LEFT_CONFLICTS_NUM.
24580 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24582 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24583 instead of DF_LR_OUT.
24585 * ira-lives.c (process_bb_node_lives): Ditto.
24587 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24588 instead of DF_LR_{OUT,IN}.
24590 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24592 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24594 2009-03-30 Jan Hubicka <jh@suse.cz>
24596 * except.c (label_to_region_map): Fix thinko.
24598 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24600 PR middle-end/38237
24601 * tree.h (tree_find_value): New declaration.
24602 * tree.c (tree_find_value): New function.
24603 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24605 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24608 * c-decl.c (struct c_binding): Add locus field.
24609 (bind): Add locus argument, set locus field from it.
24610 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24611 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24612 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24613 implicitly_declare, undeclared_variable, lookup_label,
24614 declare_label, c_make_fname_decl, c_builtin_function,
24615 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24618 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24621 * config/i386/i386.c (classify_argument): Check total size of
24624 2009-03-30 Martin Jambor <mjambor@suse.cz>
24626 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24627 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24628 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24631 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24632 seen_variable_array_ref while also traversing a union.
24634 * tree-inline.c (optimize_inline_calls): Do not call
24635 cgraph_node_remove_callees.
24636 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24637 (pass_remove_cgraph_callee_edges): New variable.
24638 * passes.c (init_optimization_passes): Add
24639 pass_remove_cgraph_callee_edges after early inlining and before all
24640 late intraprocedural passes.
24642 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24644 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24646 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24647 Fix typos in names.
24649 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24651 * combine.c (simplify_comparison): Use have_insn_for.
24652 * dojump.c (do_jump): Likewise.
24654 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24656 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24657 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24658 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24659 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24660 instead of sparc_compare_emitted.
24661 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24662 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24663 instead of sparc_compare_emitted.
24665 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24667 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24668 enter/exit cfglayout mode.
24669 (pass_partition_block): Require it.
24670 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24671 (combine_instructions): Track basic blocks instead of labels.
24672 (update_cfg_for_uncondjump): New.
24673 (try_combine): Use it. Update jumps after rescanning.
24674 (pass_combine): Require PROP_cfglayout.
24675 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24677 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24679 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24680 Provide/destroy PROP_cfglayout respectively.
24681 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24682 * tree-pass.h (PROP_cfglayout): New.
24684 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24686 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24687 fold_convert_const_fixed_from_fixed,
24688 fold_convert_const_fixed_from_int,
24689 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24690 set TREE_CONSTANT_OVERFLOW.
24691 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24692 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24694 2009-03-30 Ira Rosen <irar@il.ibm.com>
24696 * tree-vect-loop-manip.c: New file.
24697 * tree-vectorizer.c: Update documentation and included files.
24698 (vect_loop_location): Make extern.
24699 (rename_use_op): Move to tree-vect-loop-manip.c
24700 (rename_variables_in_bb, rename_variables_in_loop,
24701 slpeel_update_phis_for_duplicate_loop,
24702 slpeel_update_phi_nodes_for_guard1,
24703 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24704 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24705 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24706 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24707 find_loop_location): Likewise.
24708 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24709 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24710 get_vectype_for_scalar_type, vect_is_simple_use,
24711 supportable_widening_operation, supportable_narrowing_operation):
24713 (bb_in_loop_p): Move to tree-vect-loop.c.
24714 (new_loop_vec_info, destroy_loop_vec_info,
24715 reduction_code_for_scalar_code, report_vect_op,
24716 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24717 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24718 (vect_supportable_dr_alignment): Likewise.
24719 * tree-vectorizer.h (tree-data-ref.h): Include.
24720 (vect_loop_location): Declare.
24721 Reorganize function declarations according to the new file structure.
24722 * tree-vect-loop.c: New file.
24723 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24724 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24725 * tree-vect-data-refs.c: New file.
24726 * tree-vect-patterns.c (timevar.h): Don't include.
24727 * tree-vect-stmts.c: New file.
24728 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24729 tree-vect-slp.c, tree-vect-loop.c.
24730 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24731 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24732 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24733 (tree-vect-analyze.o): Remove.
24734 (tree-vect-transform.o): Likewise.
24735 (tree-vect-data-refs.o): Add rule.
24736 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24737 tree-vect-slp.o): Likewise.
24738 (tree-vect-patterns.o): Remove redundant dependencies.
24739 (tree-vectorizer.o): Likewise.
24740 * tree-vect-slp.c: New file.
24742 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24744 * optc-gen.awk: Warn if an option flag has multiple different
24747 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24749 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24750 -floop-block): Document dependences on PPL, CLooG and Graphite.
24752 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24754 PR rtl-optimization/323
24755 * c-common.c (c_fully_fold, convert_and_check,
24756 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24757 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24758 * c-common.def (EXCESS_PRECISION_EXPR): New.
24759 * c-cppbuiltin.c (builtin_define_float_constants): Define
24760 constants with enough digits for long double.
24761 * c-lex.c (interpret_float): Interpret constant with excess
24762 precision where appropriate.
24763 * c-opts.c (c_common_post_options): Set
24764 flag_excess_precision_cmdline. Give an error for
24765 -fexcess-precision=standard for C++ for processors where the
24766 option is significant.
24767 * c-parser.c (c_parser_conditional_expression): Handle excess
24768 precision in condition.
24769 * c-typeck.c (convert_arguments): Handle arguments with excess
24771 (build_unary_op): Move excess precision outside operation.
24772 (build_conditional_expr): Likewise.
24773 (build_compound_expr): Likewise.
24774 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24775 (build_modify_expr): Handle excess precision in RHS.
24776 (convert_for_assignment): Handle excess precision in converted
24778 (digest_init, output_init_element, process_init_element): Handle
24779 excess precision in initializer.
24780 (c_finish_return): Handle excess precision in return value.
24781 (build_binary_op): Handle excess precision in operands and add
24782 excess precision as needed for operation.
24783 * common.opt (-fexcess-precision=): New option.
24784 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24785 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24786 For standard excess precision, output explicit conversion to and
24787 truncation from XFmode.
24788 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24789 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24790 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24791 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24792 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24793 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24794 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24795 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24796 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24797 define_splits, sqrt<mode>2): Disable where appropriate for
24798 standard excess precision.
24799 * convert.c (convert_to_real): Do not shorten arithmetic to type
24800 for which excess precision would be used.
24801 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24802 * doc/invoke.texi (-fexcess-precision=): Document option.
24803 (-mfpmath=): Correct index entry.
24804 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24805 flag_excess_precision): New.
24806 * langhooks.c (lhd_post_options): Set
24807 flag_excess_precision_cmdline.
24808 * opts.c (common_handle_option): Handle -fexcess-precision=.
24809 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24810 init_excess_precision): New.
24811 (lang_dependent_init_target): Call init_excess_precision.
24812 * tree.c (excess_precision_type): New.
24813 * tree.h (excess_precision_type): Declare.
24815 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24818 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24819 non-lvalue to component.
24821 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24823 PR preprocessor/34695
24824 * Makefile.in (c-opts.o): Depend on c-tree.h.
24825 * c-common.c: Move down include of diagnostic.h.
24826 (done_lexing, c_cpp_error): New.
24827 * c-common.h (done_lexing): Declare.
24828 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24830 * c-opts.c: Include c-tree.h.
24831 (c_common_init_options): Set preprocessor error callback.
24832 (c_common_handle_option): Do not set preprocessor
24833 inhibit_warnings, warnings_are_errors, warn_system_headers,
24834 pedantic_errors or inhibit_warnings flags.
24835 (c_common_post_options): Do not check cpp_errors (parse_in).
24836 (c_common_finish): Do not output dependencies if there were
24837 errors. Do not check return value of cpp_finish.
24838 * c-ppoutput.c (pp_file_change): Set input_location.
24839 * c-tree.h (c_cpp_error): Declare.
24840 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24842 (diagnostic_build_prefix): Check override_column.
24843 * diagnostic.h (diagnostic_info): Add override_column field.
24844 (diagnostic_override_column): Define.
24846 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24848 * c-common.c (c_expand_expr, c_staticp): Remove.
24849 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24850 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24851 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24852 * c-gimplify.c (gimplify_compound_literal_expr,
24853 optimize_compound_literals_in_ctor): Remove.
24854 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24855 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24856 * c-semantics.c (emit_local_var): Remove.
24858 * langhooks-def.h (lhd_expand_expr): Remove.
24859 * langhooks.c (lhd_expand_expr): Remove.
24860 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24862 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24863 handling from c-semantics.c; don't call into langhook.
24864 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24865 * gimplify.c (gimplify_compound_literal_expr,
24866 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24867 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24868 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24869 as was done in c-gimplify.c.
24870 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24871 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24872 Move from c-common.h.
24873 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24875 * tree.c (staticp): Do not call langhook.
24876 * langhooks.c (lhd_staticp): Delete.
24877 * langhooks-def.h (lhd_staticp): Delete prototype.
24878 (LANG_HOOKS_STATICP): Delete.
24879 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24881 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24882 instead of DECL_STMTs.
24884 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24892 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24894 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24895 contained expression.
24896 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24897 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24898 conditional expressions for C.
24899 (decl_constant_value_for_optimization): Move from
24900 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24901 whether optimizing and that the expression is a VAR_DECL not of
24902 array type instead of doing such checks in the caller. Do not
24903 check pedantic. Call gcc_unreachable for C++.
24904 * c-common.def (C_MAYBE_CONST_EXPR): New.
24905 * c-common.h (c_fully_fold, c_save_expr,
24906 decl_constant_value_for_optimization): New prototypes.
24907 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24908 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24909 EXPR_INT_CONST_OPERANDS): Define.
24910 * c-convert.c (convert): Strip nops from expression.
24911 * c-decl.c (groktypename): Take extra parameters expr and
24912 expr_const_operands. Update call to grokdeclarator.
24913 (start_decl): Update call to grokdeclarator. Add statement for
24914 expressions used in type of decl.
24915 (grokparm): Update call to grokdeclarator.
24916 (push_parm_decl): Update call to grokdeclarator.
24917 (build_compound_literal): Add parameter non_const and build a
24918 C_MAYBE_COSNT_EXPR if applicable.
24919 (grokdeclarator): Take extra parameters expr and
24920 expr_const_operands. Track expressions used in declaration
24921 specifiers and declarators. Fold array sizes and track whether
24922 they are constant expressions and whether they are integer
24923 constant expressions.
24924 (parser_xref_tag): Set expr and expr_const_operands fields in
24926 (grokfield): Update call to grokdeclarator.
24927 (start_function): Update call to grokdeclarator.
24928 (build_null_declspecs): Set expr and expr_const_operands fields in
24930 (declspecs_add_type): Handle expressions in typeof specifiers.
24931 * c-parser.c (c_parser_declspecs): Set expr and
24932 expr_const_operands fields for declaration specifiers.
24933 (c_parser_enum_specifier): Likewise.
24934 (c_parser_struct_or_union_specifier): Likewise.
24935 (c_parser_typeof_specifier): Likewise. Update call to
24936 groktypename. Fold expression as needed. Return expressions with
24937 type instead of adding statements.
24938 (c_parser_attributes): Update calls to c_parser_expr_list.
24939 (c_parser_statement_after_labels): Fold expression before passing
24940 to objc_build_throw_stmt.
24941 (c_parser_condition): Fold expression.
24942 (c_parser_asm_operands): Fold expression.
24943 (c_parser_conditional_expression): Use c_save_expr. Update call
24944 to build_conditional_expr.
24945 (c_parser_alignof_expression): Update call to groktypename.
24946 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24947 original_code. Fold expression argument of va_arg. Create
24948 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24949 argument to va_arg. Update calls to groktypename. Fold array
24950 index for offsetof. Verify that first argument to
24951 __builtin_choose_expr has integer type.
24952 (c_parser_postfix_expression_after_paren_type): Update calls to
24953 groktypename and build_compound_literal. Handle expressions with
24954 side effects in type name.
24955 (c_parser_postfix_expression_after_primary): Update call to
24956 c_parser_expr_list. Set original_code for calls to
24957 __builtin_constant_p.
24958 (c_parser_expr_list): Take extra parameter fold_p. Fold
24959 expressions if requested.
24960 (c_parser_objc_type_name): Update call to groktypename.
24961 (c_parser_objc_synchronized_statement): Fold expression.
24962 (c_parser_objc_receiver): Fold expression.
24963 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24964 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24965 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24966 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24967 (struct c_typespec): Add elements expr and expr_const_operands.
24968 (struct c_declspecs): Add elements expr and expr_const_operands.
24969 (groktypename, build_conditional_expr, build_compound_literal):
24971 (in_late_binary_op): Declare.
24972 * c-typeck.c (note_integer_operands): New function.
24973 (in_late_binary_op): New variable.
24974 (decl_constant_value_for_broken_optimization): Move to c-common.c
24975 and rename to decl_constant_value_for_optimization.
24976 (default_function_array_conversion): Do not strip nops.
24977 (default_conversion): Do not call
24978 decl_constant_value_for_broken_optimization.
24979 (build_array_ref): Do not fold result.
24980 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24981 result when operand is a VLA.
24982 (c_expr_sizeof_type): Update call to groktypename. Handle
24983 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24984 result when operand names a VLA type.
24985 (build_function_call): Update call to build_compound_literal.
24986 Only fold result for calls to __builtin_* functions. Strip
24987 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24988 the function designator.
24989 (convert_arguments): Fold arguments. Update call to
24990 convert_for_assignment.
24991 (build_unary_op): Handle increment and decrement of
24992 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24993 decrement earlier. Fold operand of increment and decrement.
24994 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24995 built for integer operand. Wrap returns that are INTEGER_CSTs
24996 without being integer constant expressions or that have integer
24997 constant operands without being INTEGER_CSTs.
24998 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24999 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25000 result is an integer constant expression or can be used in
25001 unevaluated parts of one and avoid folding and wrap as
25002 appropriate. Fold operands before possibly doing -Wsign-compare
25004 (build_compound_expr): Wrap result for C99 if operands can be used
25005 in integer constant expressions.
25006 (build_c_cast): Update call to digest_init. Do not ignore
25007 overflow from casting floating-point constants to integers. Wrap
25008 results that could be confused with integer constant expressions,
25009 null pointer constants or floating-point constants.
25010 (c_cast_expr): Update call to groktypename. Handle expressions
25011 included in type name.
25012 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25013 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25014 Update calls to convert_for_assignment.
25015 (convert_for_assignment): Take new parameter
25016 null_pointer_constant. Do not strip nops or call
25017 decl_constant_value_for_broken_optimization. Set
25018 in_late_binary_op for conversions to boolean.
25019 (store_init_value): Update call to digest_init.
25020 (digest_init): Take new parameter null_pointer_constant. Do not
25021 call decl_constant_value_for_broken_optimization. pedwarn for
25022 initializers not constant expressions. Update calls to
25023 convert_for_assignment.
25024 (constructor_nonconst): New.
25025 (struct constructor_stack): Add nonconst element.
25026 (really_start_incremental_init, push_init_level, pop_init_level):
25027 Handle constructor_nonconst and nonconst element.
25028 (set_init_index): Call constant_expression_warning for array
25030 (output_init_element): Fold value. Set constructor_nonconst as
25031 applicable. pedwarn for initializers not constant expressions.
25032 Update call to digest_init. Call constant_expression_warning
25033 where constant initializers are required.
25034 (process_init_element): Use c_save_expr.
25035 (c_finish_goto_ptr): Fold expression.
25036 (c_finish_return): Fold return value. Update call to
25037 convert_for_assignment.
25038 (c_start_case): Fold switch expression.
25039 (c_process_expr_stmt): Fold expression.
25040 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25041 ensure statement expression is not evaluated in constant expression.
25042 (build_binary_op): Track whether results are integer constant
25043 expressions or may occur in such, disable folding and wrap results
25044 as applicable. Fold operands for -Wsign-compare warnings unless
25046 (c_objc_common_truthvalue_conversion): Handle results folded to
25047 integer constants that are not integer constant expressions.
25048 * doc/extend.texi: Document when typeof operands are evaluated,
25049 that condition of __builtin_choose_expr is an integer constant
25050 expression, and more about use of __builtin_constant_p in
25053 2009-03-29 Richard Guenther <rguenther@suse.de>
25055 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25056 propagate addresses of array references.
25058 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25060 * regmove.c (perhaps_ends_bb_p): Remove.
25061 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25062 from INSN and check that the main loop stays within that basic block.
25063 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25064 (regmove_forward_pass): Split out from regmove_optimize. Use
25065 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25066 (regmove_backward_pass): Split out from regmove_optimize. Use
25067 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25068 (regmove_optimize): Simplify.
25070 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25073 * config/i386/i386.c (classify_argument): Ignore flexible array
25074 member in struct and warn ABI change.
25076 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25078 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25080 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25081 (ix86_adjust_cost): Updated.
25083 2009-03-29 Jan Hubicka <jh@suse.cz>
25085 PR middle-end/28850
25086 * tree-pass.h (pass_cleanup_eh): New function.
25087 (remove_unreachable_regions): Break code handling RTL
25088 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25089 that can not be reached by runtime.
25090 (can_be_reached_by_runtime): New function.
25091 (label_to_region_map): New function.
25092 (num_eh_regions): New function.
25093 (rtl_remove_unreachable_regions): New function.
25094 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25095 (remove_eh_region): New function.
25096 * except.h: Include sbitmap and vecprim.
25097 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25098 num_eh_regions): Declare.
25099 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25100 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25101 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25102 (tree_empty_eh_handler_p): New function.
25103 (cleanup_empty_eh): New function.
25104 (cleanup_eh): New function.
25105 (pass_cleanup_eh): New function.
25107 2009-03-29 Jan Hubicka <jh@suse.cz>
25109 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25110 for removed regions.
25112 2009-03-29 Jan Hubicka <jh@suse.cz>
25114 * except.c (dump_eh_tree): Dump all datastructures.
25116 2009-03-29 Jan Hubicka <jh@suse.cz>
25118 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25119 (duplicate_eh_regions_1): Likewise.
25120 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25121 vector; call EH verification.
25122 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25123 Be ready for region being removed.
25125 2009-03-29 Jan Hubicka <jh@suse.cz>
25127 * bitmap.c (bitmap_last_set_bit): New function.
25128 * bitmap.h (bitmap_last_set_bit): Declare.
25130 2009-03-29 David Ayers <ayers@fsfe.org>
25133 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25134 by calling objc_compare_types and surpress warnings about
25135 incompatible C pointers that are compatible ObjC pointers.
25137 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25139 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25140 call initialize_inline_failed.
25141 (initialize_inline_failed): Move it from here ...
25142 * cgraph.c (initialize_inline_failed): ... to here.
25143 (cgraph_create_edge): Call initialize_inline_failed rather than
25144 setting inline_failed directly.
25146 2009-03-29 Ben Elliston <bje@au.ibm.com>
25149 * sysv4.opt (msdata): Improve comment.
25150 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25151 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25153 2009-03-29 Ben Elliston <bje@au.ibm.com>
25156 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25157 load and store attributes.
25159 2009-03-29 Ben Elliston <bje@au.ibm.com>
25161 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25162 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25163 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25164 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25165 __builtin_infq and __builtin_huge_valq.
25167 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25169 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25171 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25172 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25174 2009-03-28 Xinliang David Li <davidxl@google.com>
25176 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25177 (do_dbg_cnt): New function.
25179 2009-03-28 Jan Hubicka <jh@suse.cz>
25181 Merge from pretty-ipa:
25183 2009-03-27 Jan Hubicka <jh@suse.cz>
25185 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25186 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25187 * passes.c (function_called_by_processed_nodes_p): New.
25188 * ipa-pure-const.c (check_call): Fix handling of operands.
25189 (analyze_function): Dump debug output for skipped bodies.
25190 (local_pure_const): Use function_called_by_processed_nodes_p.
25191 * dwarf2out.c (reference_to_unused): Use output.
25192 * passes.c (do_per_function_toporder): Likewise.
25194 2008-11-12 Jan Hubicka <jh@suse.cz>
25196 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25197 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25198 state_set_in_source enum
25199 (check_decl): Ignore memory tags; do not set fake looping flags;
25201 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25202 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25203 (check_call, analyze_function): Rewrite.
25205 (add_new_function): Update call of analyze_function.
25206 (generate_summary): Add call of analyze_function.
25207 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25208 (local_pure_const): New function.
25209 (pass_local_pure_const): New pass.
25210 * ipa-inline.c (inline_transform): Set after_inlining.
25211 * tree-eh.c (stmt_can_throw_external): New.
25212 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25213 work with aliasing built.
25214 * tree-flow.h (stmt_can_throw_external): New.
25215 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25216 and local pure/const pass in early and late optimization queue.
25218 2009-03-28 Martin Jambor <mjambor@suse.cz>
25220 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25222 (fold_binary): Allow function decl aligment consideration is the
25223 second argument is integer constant one.
25224 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25225 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25226 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25228 2009-03-28 Jan Hubicka <jh@suse.cz>
25230 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25231 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25232 * function.h (rtl_data): Add nothrow flag.
25233 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25234 set DECL_NOTHROW for AVAILABLE functions.
25236 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25238 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25239 following vector keyword has expansion starting with pixel or bool
25240 keyword, expand vector to __vector and pixel or bool to __pixel or
25244 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25245 warn_if_disallowed_function_p): Removed.
25246 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25247 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25248 warning_if_disallowed_function_p.
25249 * flags.h (warn_if_disallowed_function_p,
25250 warn_disallowed_functions): Removed.
25251 * common.opt (Wdisallowed-function-list=): Removed.
25252 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25254 2009-03-28 Richard Guenther <rguenther@suse.de>
25256 PR tree-optimization/38723
25257 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25260 2009-03-28 Jan Hubicka <jh@suse.cz>
25262 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25263 test introduced by my previous patch.
25265 2009-03-28 Richard Guenther <rguenther@suse.de>
25267 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25268 the PHIs value undefined.
25270 2009-03-28 Jan Hubicka <jh@suse.cz>
25272 * tree-pass.h (pass_fixup_cfg): New pass.
25273 * ipa-inline.c (inline_transform): Set
25274 always_inline_functions_inlined/after_inlining.
25275 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25276 (pass_fixup_cfg): New pass.
25277 * passes.c (init_optimization_passes): Add fixup_cfg.
25279 2009-03-28 Richard Guenther <rguenther@suse.de>
25281 PR tree-optimization/38458
25282 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25283 argument use the arguments copy-of value.
25285 2009-03-28 Richard Guenther <rguenther@suse.de>
25287 PR tree-optimization/38180
25288 * tree-ssa-ccp.c (get_default_value): Simplify.
25289 (likely_value): Likewise.
25290 (surely_varying_stmt_p): Properly handle VOP case.
25291 (ccp_initialize): Likewise.
25292 (ccp_fold): Handle propagating through *&.
25293 (fold_const_aggregate_ref): Also handle decls.
25295 2009-03-28 Jan Hubicka <jh@suse.cz>
25297 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25298 * cgraph.h (cgraph_node): Likewise.
25299 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25300 (cgraph_reset_node): Use process flag.
25301 (cgraph_mark_functions_to_output): Likewise.
25302 (cgraph_expand_function): Likewise.
25303 (cgraph_expand_all_functions): Likewise.
25304 (cgraph_output_in_order): Likewise.
25305 * dwarf2out.c (reference_to_unused): Likewise.
25306 * passes.c do_per_function_toporder): Likewise.
25308 2009-03-28 Jan Hubicka <jh@suse.cz>
25310 Bring from lto-branch:
25312 2008-09-03 Doug Kwan <dougkwan@google.com>
25314 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25315 enums instead of reason strings.
25316 * cgraph.c (cgraph_create_edge): Same.
25317 (cgraph_inline_failed_string): New function.
25318 * cgraph.h (cgraph_inline_failed_t): New enum type.
25319 (cgraph_inline_failed_string): New prototype.
25320 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25321 char pointer to cgraph_inline_failed_t.
25322 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25323 (cgraph_default_inline_p): Ditto.
25324 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25325 to cgraph_inline_failed_t pointer.
25326 * cif-code.def: New file.
25327 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25329 (cgraph_check_inline_limits): Change type of REASON to pointer to
25330 cgraph_inline_failed_t. Replace reason strings with enums.
25331 (cgraph_default_inline_p): Ditto.
25332 (cgraph_recursive_inlining_p): Ditto.
25333 (update_caller_keys): Change type of FAILED_REASON to
25334 cgraph_inline_failed_t.
25335 (cgraph_set_inline_failed): Change type of REASON to pointer to
25336 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25337 convert enums to strings for text output.
25338 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25339 to be of type cgraph_inline_failed_t. Replace reason strings with
25340 enums. Call cgraph_inline_failed_string to covert enums
25341 to strings for text output.
25342 (cgraph_decide_inlining): Replace reason strings with enums.
25343 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25344 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25346 * tree-inline.c (expand_call_inline): Change type of REASON
25347 to cgraph_inline_failed_t. Replace reason strings with enums.
25348 Call cgraph_inline_failed_string for text output.
25349 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25352 2009-03-28 Jan Hubicka <jh@suse.cz>
25354 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25355 cgraph_clone_node): Remove master clone handling.
25356 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25357 * cgraph.h (master_clone): Remove.
25358 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25359 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25360 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25362 2009-03-28 Jan Hubicka <jh@suse.cz>
25364 * cgraph.c (cgraph_function_body_availability): Functions declared
25365 inline are always safe to assume that it is not going to be replaced.
25367 2009-03-28 Richard Guenther <rguenther@suse.de>
25369 PR tree-optimization/38513
25370 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25371 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25372 EXC_PTR_EXPR and FILTER_EXPR.
25373 (get_ref_from_reference_ops): Likewise.
25375 2009-03-28 Richard Guenther <rguenther@suse.de>
25377 PR tree-optimization/38968
25378 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25379 Use FLOOR_MOD_EXPR to compute misalignment.
25381 2009-03-28 Richard Guenther <rguenther@suse.de>
25383 PR tree-optimization/37795
25384 * tree.h (combine_comparisons): Declare.
25385 * fold-const.c (combine_comparisons): Export.
25386 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25388 (ifcombine_iforif): Use combine_comparisons.
25390 2009-03-28 Jan Hubicka <jh@suse.cz>
25392 * tree-eh.c (inlinable_call_p): New function.
25393 (make_eh_edges): Use it.
25394 (verify_eh_edges): Use it.
25395 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25396 * except.c (reachable_next_level): Add inlinable_function argument
25397 (sjlj_find_directly_reachable_regions): Update.
25398 (add_reachable_handler): Do not set saw_any_handlers.
25399 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25400 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25401 Add new inlinable call parameter.
25402 (can_throw_internal, can_throw_external): Update.
25403 * except.h (can_throw_internal_1, can_throw_external_1,
25404 foreach_reachable_handler): Update declaration.
25406 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25408 * config/arm/t-arm-coff, config/h8300/coff.h,
25409 config/i386/i386-aout.h, config/i386/i386-coff.h,
25410 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25411 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25412 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25413 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25414 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25415 sys-types.h: Remove.
25416 * Makefile.in: Remove protoize and fixproto support and references
25418 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25419 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25421 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25422 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25423 unprotoize$(exeext).
25424 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25425 (.PHONY): Don't depend on proto.
25426 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25427 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25428 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25429 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25430 build/gen-protos.o, build/scan.o, xsys-protos.h,
25431 build/fix-header$(build_exeext), build/fix-header.o,
25432 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25433 stmp-install-fixproto): Remove.
25434 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25435 SYSCALLS.c or fixproto files.
25436 (install-common): Don't install protoize.
25437 (install-headers-tar, install-headers-cpio, install-headers-cp):
25438 Don't depend on $(STMP_FIXPROTO).
25439 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25440 install fixproto files or write out fixproto settings.
25441 (uninstall): Don't uninstall protoize.
25442 * config.gcc (use_fixproto): Remove.
25443 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25444 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25445 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25446 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25447 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25448 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25449 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25450 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25451 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25452 * config/t-vxworks (STMP_FIXPROTO): Remove.
25453 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25454 STMP_FIXPROTO): Remove.
25455 * config.in, configure: Regenerate.
25456 * crtstuff.c (gid_t, uid_t): Don't undefine.
25457 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25458 (arm-*-coff, arm-*-aout: Remove target entries.
25459 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25460 Remove mention of AIX 4.1.
25461 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25462 * doc/invoke.texi (Running Protoize): Remove.
25463 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25464 (Protoize Caveats): Remove.
25465 * tsystem.h: Update comments on headers assumed to exist.
25467 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25469 * genautomata.c: Add a new year to the copyright. Add a new
25471 (struct insn_reserv_decl): Add comments for member bypass_list.
25472 (find_bypass): Remove.
25473 (insert_bypass): New.
25474 (process_decls): Use insert_bypass.
25475 (output_internal_insn_latency_func): Output all bypasses with the
25476 same input insn in one switch case.
25478 * rtl.def (define_bypass): Describe bypass choice.
25479 * doc/md.texi (define_bypass): Ditto.
25481 2009-03-27 Richard Guenther <rguenther@suse.de>
25483 * gimplify.c (mark_addressable): Export.
25484 * tree-flow.h (mark_addressable): Declare.
25485 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25486 * tree-ssa.c (verify_phi_args): Verify that address taken
25487 variables have TREE_ADDRESSABLE set.
25489 2009-03-27 Richard Guenther <rguenther@suse.de>
25491 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25492 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25493 Do not mark decls TREE_ADDRESSABLE.
25494 (build_fold_addr_expr): Adjust.
25495 (fold_addr_expr): Remove.
25496 (fold_unary): Use build_fold_addr_expr.
25497 (fold_comparison): Likewise.
25498 (split_address_to_core_and_offset): Likewise.
25499 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25501 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25502 (gimplify_modify_expr_to_memcpy): Mark source and destination
25504 * omp-low.c (create_omp_child_function): Mark the object decl
25506 (lower_rec_input_clauses): Mark the var we take the address of
25508 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25510 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25512 PR middle-end/39315
25513 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25514 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25516 2009-03-27 Richard Guenther <rguenther@suse.de>
25518 PR tree-optimization/39120
25519 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25521 (handle_lhs_call): Process return constraints. Add escape
25522 constraints if necessary.
25523 (handle_const_call): Fill out return constraints. Make nested
25524 case more precise. Avoid consttmp if possible.
25525 (handle_pure_call): Fill out return constraints. Avoid
25526 callused if possible.
25527 (find_func_aliases): Simplify call handling.
25529 2009-03-27 Richard Guenther <rguenther@suse.de>
25531 PR tree-optimization/39120
25532 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25533 as a representative.
25534 (solve_graph): Do propagate CALLUSED.
25535 (handle_pure_call): Use a scalar constraint from CALLUSED for
25537 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25540 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25543 * c-common.c (handle_aligned_attribute): Properly check alignment
25544 overflow. Use (1U << i) instead of (1 << i).
25546 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25548 * expr.h (get_mem_align_offset): Updated.
25550 * tree.h (tree_decl_common): Change align to "unsigned int" and
25551 move it before pointer_alias_set.
25553 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25554 Jakub Jelinek <jakub@redhat.com>
25557 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25558 gr_register_operand with gr_reg_or_0_operand.
25559 (cmpxchg_rel_di): Likewise.
25560 (sync_lock_test_and_set<mode>): Likewise.
25562 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25564 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25565 (true_regnum): Likewise.
25567 * rtlanal.c (subreg_info): Moved to ...
25568 * rtl.h (subreg_info): Here. New.
25569 (subreg_get_info): New.
25571 * rtlanal.c (subreg_get_info): Make it extern.
25573 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25576 * config/i386/i386.c (ix86_abi): New.
25577 (override_options): Handle -mabi=.
25578 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25579 (ix86_call_abi_override): Likewise.
25580 (init_cumulative_args): Likewise.
25581 (function_arg_advance): Likewise.
25582 (function_arg_64): Likewise.
25583 (function_arg): Likewise.
25584 (ix86_pass_by_reference): Likewise.
25585 (ix86_function_value_regno_p): Likewise.
25586 (ix86_build_builtin_va_list_abi): Likewise.
25587 (setup_incoming_varargs_64): Likewise.
25588 (is_va_list_char_pointer): Likewise.
25589 (ix86_init_machine_status): Likewise.
25590 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25591 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25592 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25593 (ix86_function_abi): Make it static and return enum calling_abi.
25594 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25596 (ix86_fn_abi_va_list): Updated.
25598 * config/i386/i386.h (ix86_abi): New.
25599 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25600 (CONDITIONAL_REGISTER_USAGE): Likewise.
25601 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25602 (machine_function): Likewise.
25604 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25606 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25607 (STACK_BOUNDARY): Likewise.
25608 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25610 * config/i386/i386.opt (mabi=): New.
25612 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25613 return enum calling_abi.
25614 (ix86_function_type_abi): Likewise.
25615 (ix86_function_abi): Removed.
25617 * doc/invoke.texi: Document -mabi= option for x86.
25619 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25621 * builtins.c (real_dconstp): Delete.
25622 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25624 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25625 Jakub Jelinek <jakub@redhat.com>
25628 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25629 (gen_subprogram_die): When a function is explicit, generate the
25630 DW_AT_explicit attribute.
25631 * langhooks.h (struct lang_hooks_for_decls): Add
25632 function_decl_explicit_p langhook.
25633 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25634 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25636 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25638 * builtins.c (fold_builtin_memory_op): Optimize memmove
25639 into memcpy if we can prove source and destination don't overlap.
25641 * tree-inline.c: Include gt-tree-inline.h.
25642 (clone_fn_id_num): New variable.
25643 (clone_function_name): New function.
25644 (tree_function_versioning): Use it.
25645 * Makefile.in (GTFILES): Add tree-inline.c.
25647 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25649 * BASE-VER: Change to 4.5.0.
25651 2009-03-27 Xinliang David Li <davidxl@google.com>
25653 PR tree-optimization/39557
25654 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25656 2009-03-27 Xinliang David Li <davidxl@google.com>
25658 PR tree-optimization/39548
25659 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25662 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25664 * c-common.c (pointer_int_sum): Use %wd on return from
25667 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25669 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25670 on return from tree_low_cst.
25672 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25675 * ginclude/stdarg.h (va_copy): Define also for
25676 __GXX_EXPERIMENTAL_CXX0X__.
25678 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25681 * builtins.h (c_strlen): Do not warn here.
25682 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25683 * c-common.c (pointer_int_sum): Take an explicit location.
25684 Warn about offsets out of bounds.
25685 * c-common.h (pointer_int_sum): Adjust declaration.
25687 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25689 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25692 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25695 * opts.c (warn_if_disallowed_function_p): Don't assume
25696 get_callee_fndecl must return non-NULL.
25698 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25700 PR rtl-optimization/39522
25701 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25702 when reg_reloaded_valid is set.
25704 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25706 * config/spu/divv2df3.c: New file.
25707 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25708 (DPBIT_FUNCS): Filter out _div_df.
25710 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25712 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25713 a jump insn, count that jump in the distance to the loop start.
25715 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25718 * config/sh/sh.c (calc_live_regs): Fix condition for global
25719 registers except PIC_OFFSET_TABLE_REGNUM.
25721 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25724 * doc/invoke.texi (-mconsole): New.
25726 (-mno-cygwin): New.
25728 (-mnop-fun-dllimport): New.
25732 (sub section "i386 and x86-64 Windows Options"): New.
25734 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25736 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25737 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25739 2009-03-25 Richard Guenther <rguenther@suse.de>
25741 PR middle-end/39497
25742 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25745 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25747 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25748 neither of haifa/selective schedulers are working.
25750 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25752 * doc/invoke.texi (Debugging Options): Fix description of
25753 -fno-merge-debug-strings.
25755 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25757 * config/cris/libgcc.ver: New version-script.
25758 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25760 * configure.ac <GAS features, nop mnemonic>: Add pattern
25761 crisv32-*-* for "nop".
25762 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25763 * configure: Regenerate.
25765 2009-03-24 Ira Rosen <irar@il.ibm.com>
25767 PR tree-optimization/39529
25768 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25769 mark_sym_for_renaming for the tag copied to the new vector
25772 2009-03-24 Arthur Loiret <aloiret@debian.org>
25774 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25775 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25776 EXTRA_SPEC_FUNCTIONS.
25777 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25778 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25779 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25780 -march and -mtune options.
25782 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25784 * config/m68k/t-rtems: Add m5329 multilib.
25786 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25787 Jakub Jelinek <jakub@redhat.com>
25790 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25793 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25796 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25797 instead of c_parser_expression_conv, if original_code isn't one of the
25798 4 allowed comparison codes, fail.
25800 2009-03-23 Richard Guenther <rguenther@suse.de>
25802 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25803 * tree.h (struct tree_type): Likewise.
25804 * reload.h (struct insn_chain): Likewise.
25805 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25806 * function.h (struct function): Likewise.
25807 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25809 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25811 PR tree-optimization/39516
25812 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25814 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25816 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25817 should be set true if BITS_PER_WORD of target is bigger than 32
25819 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25821 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25822 Translate -B-options to -rpath-link. Correct existing
25823 rpath-link and conditionalize on !nostdlib.
25825 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25827 * doc/extend.texi (Function Attributes, Variable Attributes):
25829 * doc/invoke.texi (Debugging Options, Optimize Options)
25830 (i386 and x86-64 Options, MCore Options): Likewise.
25832 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25835 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25836 it for block local namespace aliases.
25837 (gen_decl_die): Pass context_die to gen_namespace_die.
25839 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25842 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25843 minimum or maximum value.
25845 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25847 * reginfo.c (globalize_reg): Recompute derived reg sets.
25849 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25852 * libgcc2.c (mprotect): Do not use signed arguments for
25853 VirtualProtect, use DWORD arguments. Also fix the 'may
25854 be used uninitialized' warning for the np variable.
25856 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25859 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25860 functions using regparm calling conventions when not optimizing.
25861 (ix86_function_sseregparm): Similarly for sseregparm calling
25864 2009-03-19 Li Feng <nemokingdom@gmail.com>
25866 PR middle-end/39500
25867 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25868 dependence if the first conflict is after niter iterations.
25870 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25872 PR middle-end/38609
25873 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25874 functions with dynamic stack-pointer adjustments.
25876 2009-03-19 Ben Elliston <bje@au.ibm.com>
25878 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25879 option; change to -msdata=data.
25881 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25883 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25886 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25889 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25891 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25893 * doc/invoke.texi (Code Gen Options): Expand discussion of
25896 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25898 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25899 * matrix-reorg.c (struct matrix_info): Likewise.
25900 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25901 * rtl.h (struct mem_attrs): Likewise.
25902 * df.h (struct df): Likewise.
25903 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25904 * ira-int.h (struct ira_allocno): Likewise.
25905 * df-scan.c (struct df_collection_rec): Likewise.
25906 * ira.c (struct equivalence): Likewise.
25907 * function.c (struct temp_slot): Likewise.
25908 * cfgloop.h (struct loop): Likewise.
25911 * function.c (use_register_for_decl): When not optimizing, disregard
25912 register keyword for variables with types containing methods.
25914 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25916 PR middle-end/39447
25917 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25918 (is_simple_operand): Call contains_component_ref_p before calling data
25919 reference analysis that would fail on COMPONENT_REFs.
25921 * tree-vrp.c (search_for_addr_array): Fix formatting.
25923 2009-03-18 Richard Guenther <rguenther@suse.de>
25925 * tree-vect-transform.c (vect_loop_versioning): Fold the
25926 generated comparisons.
25927 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25928 (slpeel_tree_peel_loop_to_edge): Likewise.
25930 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25932 PR middle-end/37805
25933 * opts.c (print_specific_help): In addition to `undocumented',
25934 accept `separate' and `joined' flags if passed alone. Describe
25935 output by the first matched one of those.
25936 (common_handle_option): Skip over empty strings.
25937 * gcc.c (display_help): Fix help string for `--help='.
25938 * doc/invoke.texi (Option Summary, Overall Options): With
25939 `--help=', classes and qualifiers can both be repeated, but
25940 only the latter can be negated. One should not pass only
25941 negated qualifiers. Fix markup and examples.
25944 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25945 PR middle-end/37805
25946 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25947 and -fhelp=separate.
25949 2009-03-17 Jing Yu <jingyu@google.com>
25951 PR middle-end/39378
25952 * function.h (struct rtl_data): Move is_thunk from here...
25953 (struct function): ...to here.
25954 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25955 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25957 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25959 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25960 (alpha_output_function_end_prologue): Likewise.
25961 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25962 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25963 (rs6000_output_function_epilogue): Likewise.
25964 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25966 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25969 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25970 from different units in a single alternative.
25971 (*truncdfsf_i387): Ditto.
25972 (*truncxfsf2_mixed): Ditto.
25973 (*truncxfdf2_mixed): Ditto.
25975 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25977 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25978 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25981 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25982 unused non-artificial variables when not optimizing.
25985 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25986 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25987 NAMESPACE_DECL in its DECL_INITIAL.
25989 PR middle-end/39443
25990 * optabs.c (set_user_assembler_libfunc): New function.
25991 * expr.h (set_user_assembler_libfunc): New prototype.
25992 * c-common.c: Include libfuncs.h.
25993 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25994 for memcmp, memset, memcpy, memmove and abort.
25995 * Makefile.in (c-common.o): Depend on libfuncs.h.
25998 * dwarf2out.c (gen_inlined_enumeration_type_die,
25999 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26000 gen_tagged_type_instantiation_die): Removed.
26001 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26004 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26007 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26009 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26010 (check-parallel-%): Ditto.
26011 (check-consistency): Ditto.
26013 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26015 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26016 local variable rhs by NULL_TREE.
26018 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26021 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26023 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26026 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26028 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26031 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26032 for ms->sysv ABI calls only in 64bit mode.
26034 * config/i386/i386.md (untyped_call): Support 32bit.
26036 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26038 * doc/extend.texi: Replace x86_65 with x86_64.
26040 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26042 PR tree-optimization/39455
26043 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26044 mismatches for POINTER_TYPE_P (type).
26045 (number_of_iterations_le): Likewise.
26047 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26049 * config/picochip/picochip.c: Removed profiling support.
26050 * config/picochip/picochip.md: Removed profiling instruction.
26051 * config/picochip/picochip.h: Removed profiling builtin.
26053 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26055 * doc/install.texi (--with-host-libstdcxx): Document.
26057 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26060 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26061 generate a warning if the function name does not begin with
26062 "__vector" and the function has either the 'signal' or 'interrupt'
26063 attribute, from here to ...
26064 (avr_declare_function_name): ...here. New function.
26065 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26066 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26068 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26071 * cse.c (fold_rtx): Don't modify original const_arg1 when
26072 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26073 separate variable instead.
26074 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26075 from out of range shift counts.
26076 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26078 2009-03-13 Catherine Moore <clm@codesourcery.com>
26080 * config/i386/x-mingw32 (host-mingw32.o): Replace
26081 diagnostic.h with $(DIAGNOSTIC_H).
26083 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26086 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26088 * config/i386/sync.md (sync_compare_and_swap<mode>,
26089 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26090 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26092 (sync_double_compare_and_swapdi_pic,
26093 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26094 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26096 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26099 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26101 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26104 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26105 (avx_addsubv4df3): Likewise.
26106 (*avx_addsubv4sf3): Likewise.
26107 (sse3_addsubv4sf3): Likewise.
26109 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26112 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26114 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26117 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26118 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26119 registers for allocnos created from user-defined variables.
26121 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26124 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26125 of non-integer mode as well.
26127 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26129 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26130 for functions for which the parameter types are unknown.
26132 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26135 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26136 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26137 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26138 * config/i386/i386.c (ix86_local_alignment): For
26139 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26140 long long variables on the stack to avoid dynamic realignment.
26141 Allow the first argument to be a decl rather than type.
26142 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26144 2009-03-11 Nick Clifton <nickc@redhat.com>
26147 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26149 Add description to mno-lsim option.
26150 * config/mcore/mcore.h: Remove comment about deprecated m4align
26152 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26153 * doc/invoke.texi: Add description of mno-lsim and
26154 mstack-increment options.
26156 * config/fr30/fr30.opt: Document the -mno-lsim option.
26157 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26158 and -mno-lsim options.
26160 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26162 * fold-const.c (fold_comparison): Only call fold_inf_compare
26163 if the mode supports infinities.
26165 2009-03-11 Jason Merrill <jason@redhat.com>
26168 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26169 end already did. Notice GIMPLE_CALL modifications of the result.
26170 Don't copy debug information from an ignored decl or a decl from
26173 2009-03-10 Richard Guenther <rguenther@suse.de>
26174 Nathan Froyd <froydnj@codesourcery.com>
26176 PR middle-end/37850
26177 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26178 (__divMODE3): Likewise.
26180 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26182 PR tree-optimization/39394
26183 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26184 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26186 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26188 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26189 inline asms for register asm ("") declarations.
26191 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26193 * fold-const.c (fold_unary): Fix comment.
26195 2009-03-07 Jan Hubicka <jh@suse.cz>
26198 * tree-inline.c (setup_one_parameter): Do replacement of const
26199 argument by constant in SSA form.
26201 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26203 PR middle-end/38028
26204 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26205 determine alignment passed to assign_stack_local.
26206 (assign_parms_unsplit_complex): Likewise.
26207 * except.c (sjlj_build_landing_pads): Likewise.
26209 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26211 PR middle-end/39360
26212 * tree-flow.h (add_referenced_var): Return bool instead of void.
26213 * tree-dfa.c (add_referenced_var): Return result of
26214 referenced_var_check_and_insert call.
26215 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26216 of referenced_var_check_and_insert.
26219 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26220 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26221 DIE, don't emit it if abstract origin already has it.
26222 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26223 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26225 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26227 * genpreds.c (needs_variable): Fix parentheses at variable name
26229 (write_tm_constrs_h): Indent generated code.
26231 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26233 * doc/extend.texi (Function Attributes): Add documentation
26234 for isr attributes.
26236 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26239 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26240 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26242 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26244 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26247 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26250 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26251 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26253 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26255 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26256 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26257 constants instead of magic numbers.
26258 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26260 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26261 (x86_64_ms_abi_int_parameter_registers): Ditto.
26262 (x86_64_int_return_registers): Ditto.
26263 (ix86_maybe_switch_abi): Ditto.
26264 (ix86_expand_call): Ditto for clobbered_registers array.
26265 (ix86_hard_regno_mode_ok): Ditto.
26266 (x86_extended_QIreg_mentioned_p): Ditto.
26268 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26270 PR tree-optimization/39349
26271 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26273 * combine.c (gen_lowpart_for_combine): Use omode when generating
26276 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26278 PR rtl-optimization/39235
26279 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26281 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26283 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26285 2009-03-04 Richard Guenther <rguenther@suse.de>
26287 PR tree-optimization/39362
26288 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26289 that occur in abnormal PHIs should be varying.
26291 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26293 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26295 (simple_iv): Take loop as an argument instead of statement.
26296 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26297 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26299 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26301 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26302 * matrix-reorg.c (analyze_transpose): Ditto.
26303 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26304 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26305 * tree-predcom.c (ref_at_iteration): Ditto.
26306 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26308 2009-03-04 Richard Guenther <rguenther@suse.de>
26310 PR tree-optimization/39358
26311 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26312 escaped_id and callused_id.
26313 (solve_graph): Likewise.
26315 2009-03-04 Richard Guenther <rguenther@suse.de>
26317 PR tree-optimization/39339
26318 * tree-sra.c (try_instantiate_multiple_fields): Make it
26319 no longer ICE on the above.
26321 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26323 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26324 that fits within Pmode.
26326 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26328 PR middle-end/10109
26329 * tm.texi (LIBCALL_VALUE): Update description.
26331 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26333 PR middle-end/34443
26334 * doc/extend.texi (section): Update description.
26336 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26338 PR middle-end/39345
26339 * tree-inline.c (remapped_type): New.
26340 (can_be_nonlocal): Call remapped_type instead of remap_type.
26342 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26345 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26346 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26348 2009-03-03 Richard Guenther <rguenther@suse.de>
26350 PR middle-end/39272
26351 * tree.c (tree_nonartificial_location): New function.
26352 * tree.h (tree_nonartificial_location): Declare.
26353 * builtins.c (expand_builtin_memory_chk): Provide location
26354 of the call location for artificial function pieces.
26355 (maybe_emit_chk_warning): Likewise.
26356 (maybe_emit_sprintf_chk_warning): Likewise.
26357 (maybe_emit_free_warning): Likewise.
26358 * expr.c (expand_expr_real_1): Likewise.
26360 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26362 PR tree-optimization/39343
26363 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26364 COMPONENT_REF t has ARRAY_TYPE.
26366 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26368 PR middle-end/39335
26369 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26370 when the type precision of the induction variable should be
26371 larger than the type precision of nit.
26372 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26373 * graphite.c (graphite_loop_normal_form): Same.
26374 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26376 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26378 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26379 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26380 numbers to describe clobbered registers.
26381 (*call_value_0_rex64_ms_sysv): Ditto.
26382 * config/i386/mmx.md (mmx_emms): Ditto.
26383 (mmx_femms): Ditto.
26385 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26387 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26390 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26392 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26393 (spu_section_type_flags): New function.
26395 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26397 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26398 reg_class_contents of FLOAT_REGS into a temporary.
26400 2009-03-02 Richard Guenther <rguenther@suse.de>
26401 Ira Rosen <irar@il.ibm.com>
26403 PR tree-optimization/39318
26404 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26405 information to the vectorized statement.
26407 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26409 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26410 variable. Use defined names instead of magic constants for REX SSE
26413 2009-03-01 Richard Guenther <rguenther@suse.de>
26415 PR tree-optimization/39331
26416 * omp-low.c (lower_send_shared_vars): Do not receive new
26417 values for the reference of DECL_BY_REFERENCE parms or results.
26419 2009-03-01 Jan Hubicka <jh@suse.cz>
26422 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26423 BLOCK_NONLOCALIZED_VAR): New macros.
26424 (tree_block): Add nonlocalized_vars.
26425 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26426 gen_decl_die): Add origin argument. Allow generation of die with
26427 origin at hand only.
26428 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26429 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26431 (gen_block_die): Fix checking for unused blocks.
26432 (process_scope_var): Break out from .... ; work with origins only.
26433 (decls_for_scope) ... here; process nonlocalized list.
26434 (dwarf2out_ignore_block): Look for nonlocalized vars.
26435 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26437 (dump_scope_block): Dump them.
26438 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26439 (remap_block): Likewise.
26440 (can_be_nonlocal): New predicate.
26441 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26443 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26445 * configure: Regenerate.
26447 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26449 * optc-gen.awk: No need to duplicate option flags twice.
26450 Reuse help texts for duplicate options which do not have any.
26452 * gcc.c (display_help): Document --version.
26454 * gcc.c (main): If print_help_list and verbose_flag, ensure
26455 driver output comes before subprocess output.
26457 * optc-gen.awk: Assign all remaining fields to help string,
26458 space-separated, for multi-line help in *.opt.
26460 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26461 -Wno-pedantic-ms-format is for MinGW targets only.
26463 * doc/options.texi (Option file format): Fix bad indentation,
26464 restoring dropped sentence.
26466 2009-02-28 Jan Hubicka <jh@suse.cz>
26468 * tree-inline.c (tree_function_versioning): Output debug info.
26470 2009-02-28 Jan Hubicka <jh@suse.cz>
26473 * tree-inline.c (setup_one_parameter): Do not copy propagate
26474 arguments when not optimizing.
26476 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26479 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26480 (avx_addsubv4df3): Likewise.
26481 (*avx_addsubv4sf3): Likewise.
26482 (sse3_addsubv4sf3): Likewise.
26483 (*avx_addsubv2df3): Likewise.
26484 (sse3_addsubv2df3): Likewise.
26485 (avx_unpckhps256): Correct item selectors.
26486 (avx_unpcklps256): Likewise.
26487 (avx_unpckhpd256): Likewise.
26488 (avx_unpcklpd256): Likewise.
26490 2009-02-28 Jan Hubicka <jh@suse.cz>
26492 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26494 (copy_arguments_for_versioning): If var is declared don't declare it.
26495 (tree_function_versioning): First setup substitutions and then copy
26498 2009-02-27 Jan Hubicka <jh@suse.cz>
26501 * cgraph.h (varpool_output_debug_info): Remove.
26502 * cgraphunit.c (varpool_output_debug_info): Remove.
26503 * dwarf2out.c (deferred_locations_struct): New struct
26504 (deferred_locations): New type.
26505 (deferred_locations_list): New static var.
26506 (deffer_location): New function.
26507 (gen_variable_die): Use it.
26508 (decls_for_scope): Output info on local static vars.
26509 (dwarf2out_finish): Process deferred locations.
26510 * varpool.c (varpool_output_debug_info): Remove.
26512 2009-02-27 Jan Hubicka <jh@suse.cz>
26515 * tree.h (TREE_PROTECTED): Fix comment.
26516 (BLOCK_HANDLER_BLOCK): Remove.
26517 (struct tree_block): Remove handler_block add body_block.
26518 (inlined_function_outer_scope_p): New.
26519 (is_body_block): Remove.
26520 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26521 * dwarf2out.c (is_inlined_entry_point): Remove.
26522 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26523 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26525 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26526 * gimplify.c (gimplify_expr): Gimplify body blocks.
26527 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26528 block with multiple subblocks.
26529 (dump_scope_block): Prettier output; dump more flags and info.
26530 (dump_scope_blocks): New.
26531 (remove_unused_locals): Use dump_scope_blocks.
26532 * tree-flow.h (dump_scope_blocks): Declare.
26533 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26534 * stmt.c (is_body_block): Remove.
26535 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26536 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26538 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26540 PR middle-end/39308
26541 * graphite.c (graphite_loop_normal_form): Do not call
26542 number_of_iterations_exit from a gcc_assert.
26544 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26546 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26547 jumps if COND is NULL.
26548 (find_cond_jump): New function.
26549 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26550 * config/s390/s390.md: Remove z10_cobra attribute value.
26552 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26554 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26555 force_const_mem returns NULL_RTX.
26557 2009-02-26 Jan Hubicka <jh@suse.cz>
26560 * cgraph.h (varpool_output_debug_info): Remove.
26561 * cgraphunit.c (varpool_output_debug_info): Remove.
26562 * dwarf2out.c (deferred_locations_struct): New struct
26563 (deferred_locations): New type.
26564 (deferred_locations_list): New static var.
26565 (deffer_location): New function.
26566 (gen_variable_die): Use it.
26567 (decls_for_scope): Output info on local static vars.
26568 (dwarf2out_finish): Process deferred locations.
26569 * varpool.c (varpool_output_debug_info): Remove.
26571 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26573 PR rtl-optimization/39241
26574 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26575 to subreg_offset_representable_p.
26577 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26579 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26580 execute function prototype. Get f and nregs from max_reg_num
26581 and get_insns. Remove the first backward pass as it's dead,
26582 guard the forward pass by flag_expensive_optimizations.
26583 (rest_of_handle_regmove): Delete.
26584 (pass_regmove): Replace it with regmove_optimize.
26586 2009-02-25 Martin Jambor <mjambor@suse.cz>
26588 PR tree-optimization/39259
26589 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26590 calls_alloca function flags.
26591 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26592 calls are detected.
26594 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26596 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26597 flags_set_1_rtx, flags_set_1_set): Delete.
26598 (regmove_optimize): Do not call mark_flags_life_zones.
26600 2009-02-24 Julian Brown <julian@codesourcery.com>
26603 * config/arm/arm.c (require_pic_register): Only set
26604 cfun->machine->pic_reg once per function.
26606 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26608 * doc/invoke.texi (Link Options): Document an easier way to pass
26609 options that take arguments to the GNU linker using -Xlinker and -Wl.
26611 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26614 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26616 2009-02-24 Richard Guenther <rguenther@suse.de>
26619 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26621 2009-02-24 Richard Guenther <rguenther@suse.de>
26622 Zdenek Dvorak <ook@ucw.cz>
26624 PR tree-optimization/39233
26625 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26626 from converting them to a generic type.
26628 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26630 PR tree-optimization/39260
26631 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26632 contains a condition with a real type.
26633 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26635 2009-02-23 Jason Merrill <jason@redhat.com>
26638 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26639 narrowing_initializer_constant_valid_p.
26640 (narrowing_initializer_constant_valid_p): Don't return
26641 null_pointer_node for adding a pointer to itself.
26643 2009-02-23 Jan Hubicka <jh@suse.cz>
26646 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26649 2009-02-23 Jan Hubicka <jh@suse.cz>
26651 PR tree-optimization/37709
26652 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26653 * tree.h (block_ultimate_origin): Declare.
26654 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26655 * tree-ssa-live.c (remove_unused_scope_block_p):
26656 Eliminate blocks containig no instructions nor live variables nor
26658 (dump_scope_block): New function.
26659 (remove_unused_locals): Enable removal of dead blocks by default;
26660 enable dumping at TDF_DETAILS.
26662 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26664 * config/i386/i386.c (classify_argument): Don't allow COImode
26666 (function_arg_advance_32): Don't allow OImode.
26667 (function_arg_32): Likewise.
26668 (function_value_32): Likewise.
26669 (return_in_memory_32): Likewise.
26670 (function_arg_64): Remove OImode comment.
26672 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26675 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26676 ix86_expand_vector_set for V4DImode in 64bit mode only.
26677 (ix86_expand_vector_init_one_var): Likewise.
26679 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26681 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26683 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26686 * loop-iv.c: Revert last change.
26687 * emit-rtl.c: Likewise.
26689 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26692 * config/i386/i386.c (type_natural_mode): Remove an extra
26693 space in the warning message.
26694 (function_value_32): Handle 32-byte vector modes.
26695 (return_in_memory_32): Likewise.
26697 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26699 * loop-iv.c (truncate_value): New function.
26700 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26702 (lowpart_subreg): Move to...
26703 * emit-rtl.c: ...here.
26705 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26707 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26708 accidental and undocumented change at revision 140860.
26710 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26712 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26713 take gimple_seq * arguments.
26714 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26715 types_compatible_p langhook.
26717 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26718 Joseph Myers <joseph@codesourcery.com>
26720 * config/arm/arm.c (arm_builtin_va_list): New function.
26721 (arm_expand_builtin_va_start): Likewise.
26722 (arm_gimplify_va_arg_expr): Likewise.
26723 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26724 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26725 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26726 (va_list_type): New variable.
26727 (arm_mangle_type): Mangle va_list_type appropriately.
26729 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26731 PR middle-end/39157
26732 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26733 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26734 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26735 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26736 parameter to 1000 for -O1 by default.
26737 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26739 * loop-invariant.c: Include params.h.
26740 (move_loop_invariants): Don't call move_single_loop_invariants on
26743 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26745 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26746 offset when calculating bounds for indexing stack_usage_map. Fixes
26747 a buffer overflow with certain target setups.
26749 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26752 * calls.c (expand_call): Clear try_tail_call if caller and callee
26753 disagree in promotion of function return value.
26755 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26758 * c-common.c (c_determine_visibility): If visibility changed and
26759 DECL_RTL has been already set, call make_decl_rtl to update symbol
26762 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26765 * varasm.c (assemble_variable): Don't check DECL_NAME when
26766 globalizing a variable.
26768 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26771 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26772 expression before any __builtin_trap call.
26773 * c-typeck.c (build_function_call): Convert and check function
26774 arguments before generating a call to a trap. Evaluate the
26775 function arguments before the trap.
26777 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26780 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26781 (UNSPEC_FXAM_MEM): New unspec.
26782 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26783 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26784 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26786 2009-02-19 Richard Guenther <rguenther@suse.de>
26788 PR tree-optimization/39207
26789 PR tree-optimization/39074
26790 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26791 storedanything_tree): New.
26792 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26793 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26794 (build_succ_graph): Add edges from STOREDANYTHING to all
26796 (init_base_vars): Initialize STOREDANYTHING.
26797 (compute_points_to_sets): Free substitution info after
26798 building the succ graph.
26799 (ipa_pta_execute): Likewise.
26801 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26803 (do_ds_constraint): Do not add to special var or non-pointer
26805 (type_could_have_pointers): Split out from ...
26806 (could_have_pointers): ... here. For arrays use the element type.
26807 (create_variable_info_for): Initialize may_have_pointers.
26808 (new_var_info): Likewise.
26809 (handle_lhs_call): Make the HEAP variable unknown-sized.
26810 (intra_create_variable_infos): Use a type with pointers for
26811 PARM_NOALIAS, make it unknown-sized.
26813 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26816 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26818 2009-02-18 Jason Merrill <jason@redhat.com>
26821 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26822 value if DECL_EXTERNAL.
26823 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26824 * target.h (gcc_target::binds_local_p): Clarify "module".
26825 * tree.h (TREE_PUBLIC): Clarify "module".
26827 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26830 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26831 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26833 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26836 * c.opt (Wabi): Support C and ObjC.
26839 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26841 * config/i386/i386.c (classify_argument): Warn once about the ABI
26842 change when passing union with long double.
26844 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26846 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26849 * c-parser.c (c_parser_compound_statement): Always enter and leave
26852 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26855 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26857 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26859 PR tree-optimization/36922
26860 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26861 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26864 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26866 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26869 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26871 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26873 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26875 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26878 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26879 Richard Sandiford <rdsandiford@googlemail.com>
26881 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26882 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26883 (loongson_biadd): ...this.
26885 2009-02-17 Richard Guenther <rguenther@suse.de>
26887 PR tree-optimization/39202
26888 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26889 a var make sure to follow existing collapses.
26891 2009-02-17 Richard Guenther <rguenther@suse.de>
26893 PR middle-end/39214
26894 * langhooks.c (lhd_print_error_function): Check for NULL block.
26896 2009-02-17 Richard Guenther <rguenther@suse.de>
26898 PR tree-optimization/39204
26899 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26902 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26904 * config/soft-fp/double.h: Update from glibc CVS.
26906 2009-02-17 Richard Guenther <rguenther@suse.de>
26908 PR tree-optimization/39207
26909 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26910 strict-aliasing warnings for pointers pointing to NULL.
26912 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26915 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26916 skipping until next close brace.
26918 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26921 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26922 to function argument boundary.
26924 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26926 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26927 in the lea_add. Reload eventually constraints it properly.
26928 * config/picochip/constraints.md: Remove the target constraint
26929 "b", since it is not needed anymore.
26931 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26933 * gthr-dce.h: Uglify function parameter and local variable names.
26934 * gthr-gnat.h: Likewise.
26935 * gthr-mipssde.h: Likewise.
26936 * gthr-nks.h: Likewise.
26937 * gthr-posix95.h: Likewise.
26938 * gthr-posix.h: Likewise.
26939 * gthr-rtems.h: Likewise.
26940 * gthr-single.h: Likewise.
26941 * gthr-solaris.h: Likewise.
26942 * gthr-tpf.h: Likewise.
26943 * gthr-vxworks.h: Likewise.
26944 * gthr-win32.h: Likewise.
26946 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26949 * config/i386/i386.md: Restrict the new peephole2 to move
26950 between MMX/SSE registers.
26952 2009-02-15 Richard Guenther <rguenther@suse.de>
26955 2009-02-13 Richard Guenther <rguenther@suse.de>
26957 * configure.ac: Enable LFS.
26958 * configure: Re-generate.
26959 * config.in: Likewise.
26961 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26963 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26964 spu_srqwbyte, spu_srqwbytebc): Define.
26965 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26966 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26967 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26968 "shrqby_<mode>"): New insn-and-split patterns.
26969 * config/spu/spu.c (expand_builtin_args): Determine and return
26970 number of operands using spu_builtin_description data.
26971 (spu_expand_builtin_1): Use it.
26973 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26976 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26979 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26982 * config/i386/i386.c (override_options): Correct warning
26983 messages for -malign-loops, -malign-jumps and -malign-functions.
26985 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26988 * config/i386/i386.md: Restrict the new peephole2 to move
26989 between the general purpose registers.
26991 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26994 * config/i386/i386.c (type_natural_mode): Add a new argument.
26995 Return the original mode and warn ABI change if vector size is 32byte.
26996 (function_arg_advance): Updated.
26997 (function_arg): Likewise.
26998 (ix86_function_value): Likewise.
26999 (ix86_return_in_memory): Likewise.
27000 (ix86_sol10_return_in_memory): Likewise.
27001 (ix86_gimplify_va_arg): Likewise.
27002 (function_arg_32): Don't warn ABX ABI change here.
27003 (function_arg_64): Likewise.
27005 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27007 * loop-iv.c (implies_p): In the final case, test that operands 0
27008 of the two comparisons match.
27010 * config/bfin/bfin.c (find_prev_insn_start): New function.
27011 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27012 (find_next_insn_start): Move.
27014 2009-02-13 Richard Guenther <rguenther@suse.de>
27016 * configure.ac: Enable LFS.
27017 * configure: Re-generate.
27018 * config.in: Likewise.
27020 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27023 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27024 sizes on syntax error after some arguments have been parsed.
27026 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27028 * doc/invoke.texi (-fira): Remove.
27030 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27032 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27033 * recog.c: Likewise.
27036 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27038 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27039 (umul_ppmm): Likewise.
27040 (count_leading_zeros): Likewise.
27041 (count_trailing_zeros): Likewise.
27042 (UMUL_TIME): Likewise.
27044 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27046 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27047 soft-fp/t-softfp to tmake_file.
27049 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27050 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27051 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27052 IA64_BUILTIN_INFQ]: New.
27053 (ia64_init_builtins): Initialize __builtin_infq,
27054 __builtin_fabsq and __builtin_copysignq if not HPUX.
27055 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27056 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27058 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27060 (__fixtfti): Likewise.
27061 (__fixunstfti): Likewise.
27062 (__floattitf): Likewise.
27064 * config/ia64/libgcc-glibc.ver: New.
27065 * config/ia64/t-fprules-softfp: Likewise.
27066 * config/ia64/sfp-machine.h: Likewise.
27068 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27069 (LIBGCC2_TF_CEXT): Likewise.
27070 (TF_SIZE): Likewise.
27071 (TARGET_INIT_LIBFUNCS): Likewise.
27073 * config/ia64/t-glibc (SHLINB_MAPFILES):
27074 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27076 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27078 * config/i386/i386.c (construct_container): Rewrite processing
27079 BLKmode with X86_64_SSE_CLASS.
27081 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27084 * config/i386/i386.md: Replace simplify_replace_rtx with
27085 replace_rtx in the new peephole2.
27087 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27089 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27090 loop unrolling do not happen at -O2.
27092 2009-02-12 Michael Matz <matz@suse.de>
27094 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27096 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27098 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27101 2009-02-12 Ben Elliston <bje@au.ibm.com>
27103 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27104 patterns when updating the back chain. Missed in the 2009-02-10
27107 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27109 * doc/extend.texi (Decimal Floating Types): Update identifier of
27110 draft TR and list of missing support.
27112 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27114 PR middle-end/39154
27115 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27116 bit to variable length decl's flags, add it also to its
27117 pointer replacement variable.
27119 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27120 Jakub Jelinek <jakub@redhat.com>
27123 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27124 (memory_blockage): New expander.
27125 (*memory_blockage): New insn pattern.
27126 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27127 instead of general blockage at the end of function prologue when
27128 frame pointer is used to access red zone area. Do not emit blockage
27129 when profiling, it is emitted in generic code.
27130 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27131 function epilogue when frame pointer is used to access red zone area.
27133 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27136 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27137 by arithmetic with memory operands.
27138 * config/i386/predicates.md (commutative_operator): New.
27140 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27142 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27145 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27147 * alias.h (record_alias_subset): Declare.
27148 * alias.c (record_alias_subset): Make global.
27150 2009-02-10 Nick Clifton <nickc@redhat.com>
27152 * tree-parloops.c: Change license to GPLv3.
27153 * ipa-struct-reorg.c: Change license to GPLv3.
27154 * ipa-struct-reorg.h: Change license to GPLv3.
27156 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27159 * c-decl.c (start_struct): Return NULL on error.
27161 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27163 PR middle-end/39124
27164 * cfgloopmanip.c (remove_path): Call remove_bbs after
27165 cancel_loop_tree, not before it.
27168 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27169 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27170 VAR_DECLs were seen.
27171 * tree-ssa-live.c (remove_unused_locals): Recompute
27172 cfun->has_local_explicit_reg_vars.
27173 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27174 copies or clearings if cfun->has_local_explicit_reg_vars.
27176 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27179 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27180 of function prologue when frame pointer is used to access
27183 2009-02-10 Richard Guenther <rguenther@suse.de>
27185 PR middle-end/39127
27186 * gimplify.c (gimple_regimplify_operands): Always look if
27187 we need to create a temporary.
27189 2009-02-10 Richard Guenther <rguenther@suse.de>
27191 PR tree-optimization/39132
27192 * tree-loop-distribution.c (todo): New global var.
27193 (generate_memset_zero): Trigger TODO_rebuild_alias.
27194 (tree_loop_distribution): Return todo.
27196 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27199 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27200 (x86_64_reg_class_name): Removed.
27201 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27202 first one isn't X86_64_SSE_CLASS or any other ones aren't
27203 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27204 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27205 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27206 and 3 X86_64_SSEUP_CLASS.
27207 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27208 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27210 2009-02-10 Ben Elliston <bje@au.ibm.com>
27212 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27213 form instruction to update the stack back chain word, even if the
27214 user has disabled the generation of update instructions.
27215 (movdi_<mode>_update_stack): New.
27216 (movsi_update_stack): Likewise.
27217 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27218 always use an update form instruction to update the stack back
27221 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27223 PR middle-end/38953
27224 * graphite.c (if_region_set_false_region): After moving a region in
27225 the false branch of a condition, remove the empty dummy basic block.
27226 (gloog): Remove wrong fix for PR38953.
27228 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27230 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27231 generation due to implicit sign extension.
27233 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27235 PR middle-end/38981
27236 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27237 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27239 2009-02-09 Richard Guenther <rguenther@suse.de>
27241 PR middle-end/35202
27242 * convert.c (convert_to_real): Disable (float)fn((double)x)
27243 to fnf(x) conversion if errno differences may occur and
27244 -fmath-errno is set.
27246 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27248 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27249 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27250 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27252 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27255 * c-common.c (handle_alias_attribute): Disallow attribute for
27256 anything not a FUNCTION_DECL or VAR_DECL.
27258 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27261 * real.c (do_compare): Special-case compare of zero against
27262 decimal float value.
27264 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27267 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27268 as indicating flexible array members unless the field itself is
27269 being declarared as the incomplete array.
27271 2009-02-06 Jan Hubicka <jh@suse.cz>
27273 PR tree-optimization/38844
27274 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27275 is already inlined.
27277 2009-02-06 Richard Guenther <rguenther@suse.de>
27279 PR middle-end/38977
27280 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27281 fork because we may expand it as __gcov_fork.
27283 2009-02-06 Nick Clifton <nickc@redhat.com>
27285 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27287 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27289 PR tree-optimization/35659
27290 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27291 vn_phi_eq): Shortcut if hashcode does not match.
27292 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27294 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27295 and avoid iterative_hash_expr.
27296 (FOR_EACH_VALUE_ID_IN_SET): New.
27297 (value_id_compare): Remove.
27298 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27299 sort expressions by value id.
27301 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27304 * config/sh/predicates.md (general_movsrc_operand): Don't check
27305 the subreg of system registers here.
27307 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27310 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27311 on the copied decl.
27313 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27315 PR rtl-optimization/39110
27316 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27317 addresses, not aligned ones.
27319 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27320 Richard Guenther <rguenther@suse.de>
27322 PR tree-optimization/39100
27323 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27324 comment says and add edges.
27326 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27329 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27330 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27332 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27334 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27335 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27336 register_bb_in_sese, new_sese, free_sese): Moved.
27337 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27338 outermost_loop_in_scop, build_scop_iteration_domain,
27339 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27340 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27341 Use loop_in_sese_p instead of loop_in_scop_p.
27342 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27343 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27344 (scopdet_basic_block_info): Fix bug in scop detection.
27345 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27346 eq_loop_to_cloog_loop): Remove.
27347 (nb_loops_around_loop_in_scop, nb_loop
27348 ref_nb_loops): Moved here...
27349 * graphite.h (ref_nb_loops): ... from here.
27350 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27351 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27352 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27354 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27355 Hans-Peter Nilsson <hp@axis.com>
27357 PR rtl-optimization/37889
27358 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27359 Move offset handling from PLUS to before the switch. Use new
27360 arguments when considering SYMBOL_REFs too.
27361 (rtx_addr_can_trap_p): Pass dummy offset and size.
27362 (enum may_trap_p_flags): Remove.
27363 (may_trap_p_1): Pass size from MEM_SIZE.
27365 PR rtl-optimization/38921
27366 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27367 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27368 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27369 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27371 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27373 AVX Programming Reference (January, 2009)
27374 * config/i386/sse.md (*vpclmulqdq): New.
27376 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27378 PR tree-optimization/38977
27379 PR gcov-profile/38292
27380 * calls.c (special_function_p): Disregard __builtin_ prefix.
27382 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27384 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27385 non-indexable addresses even before reload.
27387 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27390 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27391 as having variable size. Do not give an error for unnamed
27392 parameters with [*] declarators. Give a warning for type names
27393 with [*] declarators and mark them as variable size.
27394 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27395 for sizeof applied to [*] type names.
27397 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27400 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27402 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27404 * gcc.c (process_command): Update copyright notice dates.
27405 * gcov.c (print_version): Likewise.
27406 * gcov-dump.c (print_version): Likewise.
27407 * mips-tfile.c (main): Likewise.
27408 * mips-tdump.c (main): Likewise.
27410 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27413 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27414 for composite type involving a zero-length array type.
27416 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27419 * function.c (match_asm_constraints_1): Skip over
27420 initial optional % in the constraint.
27422 PR inline-asm/39059
27423 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27424 supported, don't accept FIXED_CSTs.
27425 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27426 and _Sat is used without _Fract/_Accum. Set specs->type to
27427 integer_type_node for cts_fract/cts_accum if fixed point is not
27430 2009-02-02 Catherine Moore <clm@codesourcery.com>
27432 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27434 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27436 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27437 (ABI_HAS_64BIT_SYMBOLS): Use it.
27438 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27440 2009-02-02 Paul Brook <paul@codesourcery.com>
27442 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27444 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27446 PR inline-asm/39058
27447 * recog.h (asm_operand_ok): Add constraints argument.
27448 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27449 recurse on matching constraint.
27450 (check_asm_operands): Pass constraints as 3rd argument to
27451 asm_operand_ok. Don't look up matching constraint here.
27452 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27455 2009-02-02 Ben Elliston <bje@au.ibm.com>
27457 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27458 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27460 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27462 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27463 information. Remove some obsolete information. Reorganize.
27465 * config/pa/fptr.c: Revert license to GPL 2.
27466 * config/pa/milli64.S: Likewise.
27468 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27471 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27472 LIBRARY name in, instead of hard-coding it.
27473 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27474 extra target make frag to tmake_files according to EH model.
27475 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27476 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27477 frags that define makefile variable EH_MODEL appropriately.
27478 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27479 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27480 to "-sjlj" according to type of EH configured.
27481 (LIBGCC_SONAME): Concatenate it to shared library base name.
27482 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27483 to "_sjlj" according to type of EH configured.
27484 (LIBGCC_SONAME): Concatenate it to shared library base name.
27485 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27486 (SHLIB_LINK): Add missing semicolon to if-else construct.
27487 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27488 string value of "pe_dll" command-line option.
27489 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27490 (SHLIB_SONAME): Use it when overriding t-cygming default.
27491 (SHLIB_IMPLIB): Override t-cygming default.
27492 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27493 string value of "pe_dll" command-line option.
27495 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27498 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27499 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27501 2009-01-31 Richard Guenther <rguenther@suse.de>
27503 PR tree-optimization/38937
27504 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27505 computing the transitive closure.
27507 2009-01-30 Richard Guenther <rguenther@suse.de>
27509 PR tree-optimization/39041
27510 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27511 Propagate variable indices only if the types match for this stmt.
27513 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27516 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27517 inline but never defined.
27519 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27521 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27522 (*insv_h_di_reg_extimm): New insn.
27523 (*insv_l<mode>_reg_extimm): New insn.
27525 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27527 * config/picochip/picochip.c (flag_conserve_stack): set
27528 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27529 fconserve-stack. Reduce call-overhead used by inliner.
27531 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27534 * common.opt (flag_conserve_stack): Initialised to zero.
27536 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27539 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27540 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27543 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27545 * ira-color.c (allocno_reload_assign): Update comments.
27546 * regmove.c (regmove_optimize): Likewise.
27550 2009-01-29 Robert Millan <rmh@aybabtu.com>
27552 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27553 * config/i386/kopensolaris-gnu.h: New file. Undefine
27554 `MD_UNWIND_SUPPORT'.
27555 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27557 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27559 PR tree-optimization/39007
27560 * tree-loop-distribution.c (generate_builtin): Use
27561 recompute_dominator to compute the immediate dominator of the
27562 basic block just after the loop.
27564 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27566 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27567 (ASM_OUTPUT_DWARF_PCREL): Define.
27569 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27571 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27572 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27573 global. Modify entries about regmove and IRA.
27575 * ra-conflict.c: Remove the file.
27577 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27579 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27580 (pass_regclass_init): Rename to pass_reginfo_init.
27582 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27584 * toplev.h (flag_ira): Remove.
27586 * caller-save.c (setup_save_areas): Remove flag_ira.
27588 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27590 * global.c: Remove the file.
27592 * opts.c (decode_options): Remove flag_ira.
27594 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27596 * regmove.c: Modify file description.
27597 (find_use_as_address, try_auto_increment): Define them only if
27598 AUTO_INC_DEC is defined.
27599 (replacement_quality, replace_in_call_usage, fixup_match_1,
27600 stable_and_no_regs_but_for_p): Remove.
27601 (reg_set_in_bb): Make it static.
27602 (regmove_optimize): Remove flag_ira and code which worked for
27605 * local-alloc.c: Remove the file.
27607 * common.opt (fira): Remove.
27609 * ira.c: Include except.h.
27610 (eliminable_regset): Move from global.c.
27611 (mark_elimination): Ditto. Remove flag_ira.
27612 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27613 equiv_mem_modified, validate_equiv_mem_from_store,
27614 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27615 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27616 no_equiv, recorded_label_ref): Move from local-alloc.c.
27617 (update_equiv_regs): Ditto. Make it static.
27618 (print_insn_chain, print_insn_chains): Move it from global.c.
27619 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27620 (build_insn_chain): Ditto. Make it static.
27621 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27622 Rename to init_live_subregs.
27623 (gate_ira): Remove flag_ira.
27625 * regclass.c: Rename reginfo.c. Change file description.
27626 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27627 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27628 (init_reg_sets_1): Remove code for evaluation of
27629 reg_class_superclasses and losing_caller_save_reg_set.
27630 (init_regs): Remove init_reg_autoinc.
27631 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27632 ok_for_base_p_nonstrict): Remove.
27633 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27634 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27635 corresponding entries.
27636 (dump_regclass, record_operand_costs, scan_one_insn,
27637 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27638 record_address_regs, auto_inc_dec_reg_p): Remove.
27639 (gt-regclass.h): Rename to gt-reginfo.h.
27641 * rtl.h (dump_global_regs, retry_global_alloc,
27642 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27644 * Makefile.in (RA_H): Remove.
27645 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27646 Rename regclass.o to reginfo.o.
27647 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27649 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27650 (GTFILES): Rename regclass.c to reginfo.c.
27652 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27653 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27655 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27656 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27658 (finish_spills): Ditto. Remove code for !flag_ira.
27660 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27662 PR middle-end/35854
27663 * doc/invoke.texi (rtl debug options): Complete rewrite.
27664 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27666 * mode-switching.c (pass_mode_switching): Rename pass from
27667 "mode-sw" to "mode_sw".
27668 * except.c (pass_convert_to_eh_ranges): Rename pass from
27669 "eh-ranges" to "eh_ranges".
27670 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27674 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27675 Alexander Monakov <amonakov@ispras.ru>
27677 PR middle-end/38857
27678 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27680 (move_exprs_to_boundary): Change return type and pass through
27681 should_move from move_op. Relax assert. Update usage ...
27682 (schedule_expr_on_boundary): ... here. Use should_move instead of
27684 (move_op_orig_expr_found): Indicate that insn was disconnected from
27686 (code_motion_process_successors): Do not call after_merge_succs
27687 callback if original expression was not found when traversing any of
27689 (code_motion_path_driver): Change return type. Update prototype.
27690 (move_op): Update comment. Add a new parameter (should_move). Update
27691 prototype. Set *should_move based on indication provided by
27692 move_op_orig_expr_found.
27694 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27696 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27697 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27698 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27699 * config/rs6000/rs6000.c (rs6000_override_options): Default
27700 avoid-indexed-addresses on for Power6, off for everything else.
27701 (avoiding_indexed_address_p): New function.
27702 (rs6000_legitimize_address): Use it.
27703 (rs6000_legitimate_address): Likewise.
27704 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27706 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27708 PR tree-optimization/38997
27709 * tree-loop-distribution.c (generate_memset_zero): Use
27710 POINTER_PLUS_EXPR for a pointer addition.
27712 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27714 * config/s390/s390.md (bswap<mode>2): New pattern added.
27716 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27718 * config/s390/s390.md (*tls_load_31): Added type attribute.
27720 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27722 * config/s390/s390.md: Fix a few comments.
27724 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27726 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27727 (*tm<mode>_full): Fixed z10prop attribute.
27728 (*tst<mode>_extimm): Fixed z10prop attribute.
27729 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27730 (*tstqiCCT_cconly): Fixed z10prop attribute.
27731 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27732 (*movsi_larl): Fixed z10prop attribute.
27733 (*movsi_zarch): Fixed z10prop attribute.
27734 (*movsi_eas): Fixed z10prop attribute.
27735 (*movhi): Fixed z10prop attribute.
27736 (*movqi): Fixed z10prop attribute.
27737 (*movstrictqi): Fixed z10prop attribute.
27738 (*mov<mode>): Fixed z10prop attribute.
27739 (*movcc): Fixed z10prop attribute.
27740 (*sethighpartdi_64): Fixed z10prop attribute.
27741 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27742 (*negdi2_sign_cc): Fixed z10prop attribute.
27743 (*negdi2_sign): Fixed z10prop attribute.
27744 (*absdi2_sign_cc): Fixed z10prop attribute.
27745 (*absdi2_sign): Fixed z10prop attribute.
27746 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27747 (*negabsdi2_sign): Fixed z10prop attribute.
27748 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27749 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27750 (doloop_si64): Fixed z10prop attribute.
27751 (doloop_si31): Fixed z10prop attribute.
27752 (doloop_long): Fixed z10prop attribute.
27753 (indirect_jump): Fixed z10prop attribute.
27754 (nop): Fixed z10prop attribute.
27755 (main_base_64): Fixed z10prop attribute.
27756 (reload_base_64): Fixed z10prop attribute.
27758 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27760 PR rtl-optimization/38740
27761 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27763 * config/mips/mips.c (mips_reorg): Likewise.
27765 2009-01-28 Richard Guenther <rguenther@suse.de>
27767 PR tree-optimization/38926
27768 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27769 with the correct value id to a value.
27770 (do_regular_insertion): Use the value number of edoubleprime
27771 for the value number of the expr.
27774 2008-08-21 Richard Guenther <rguenther@suse.de>
27776 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27777 a PHI ask VN if it is already available.
27778 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27779 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27781 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27783 PR middle-end/38934
27784 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27785 set to varying whenever max has TREE_OVERFLOW set, similarly
27786 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27788 2009-01-28 Richard Guenther <rguenther@suse.de>
27790 PR middle-end/38908
27791 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27792 uninitialized aggregate uses in call arguments.
27794 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27796 PR tree-optimization/38984
27797 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27798 the nothing_id variable if -fno-delete-null-pointer-checks.
27800 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27803 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27804 (set_got_offset_rex64): Ditto.
27806 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27809 * doc/extend.texi: Improve local variable with asm reg.
27811 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27813 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27814 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27815 was not supplied then set warn_packed_bitfield_compat to the
27816 default value of 1.
27817 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27820 2009-01-27 Richard Guenther <rguenther@suse.de>
27822 PR tree-optimization/38503
27823 * cfgexpand.c (expand_gimple_basic_block): Ignore
27824 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27825 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27826 variables that cannot have TBAA applied.
27827 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27830 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27832 PR middle-end/38969
27833 * calls.c (initialize_argument_information): Do not wrap complex
27834 arguments in SAVE_EXPR.
27836 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27838 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27839 (INSTALL_LIBGCC): Revert typo commit.
27841 2009-01-26 Richard Guenther <rguenther@suse.de>
27843 PR tree-optimization/38745
27844 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27845 from special handling.
27847 2009-01-26 Richard Guenther <rguenther@suse.de>
27849 PR tree-optimization/38745
27850 * tree-ssa.c (execute_update_addresses_taken): Do not include
27851 variables that cannot possibly be a register in not_reg_needs.
27852 Do not clear TREE_ADDRESSABLE on vars that may not become
27854 * tree-ssa.c (update_alias_info_1): Include those in the set
27855 of addressable vars.
27857 2009-01-26 Richard Guenther <rguenther@suse.de>
27859 PR middle-end/38851
27860 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27861 * tree-ssa-dse.c: Include langhooks.h
27862 (execute_simple_dse): Remove stores with zero size.
27864 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27867 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27870 2009-01-24 Julian Brown <julian@codesourcery.com>
27872 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27873 config/arm/linux-atomic.c.
27874 * config/arm/linux-atomic.c: New.
27876 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27878 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27879 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27880 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27882 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27885 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27888 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27890 PR tree-optimization/38953
27891 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27892 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27893 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27894 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27897 2009-01-24 Paul Brook <paul@codesourcery.com>
27899 * config/arm/neon.md (neon_type): Move to arm.md.
27900 (neon_mov<VSTRUCT>): Add neon_type attribute.
27901 * config/arm/arm.md (neon_type): Move to here.
27902 (conds): Add "unconditioal" and use as default for NEON insns.
27904 2009-01-24 Ben Elliston <bje@au.ibm.com>
27906 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27907 void *' warning from -Wc++-compat.
27908 * Makefile.in (dominance.o-warn): Remove.
27910 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27912 PR tree-optimization/38932
27913 * fold-const.c (fold_unary_ignore_overflow): New.
27914 * tree.h (fold_unary_ignore_overflow): Declare.
27915 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27916 * tree-ssa-sccvn.c (visit_reference_op_load,
27917 simplify_unary_expression): Likewise.
27919 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27921 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27922 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27923 regardless of their type.
27924 * c-common.c (handle_packed_attribute): Don't ignore packed on
27926 * c.opt (Wpacked-bitfield-compat): New warning option.
27927 * stor-layout.c (place_field): Warn if offset of a field changed.
27928 * doc/extend.texi (packed): Mention the ABI change.
27929 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27930 (Warning Options): Add it to the list.
27932 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27934 * c-opts.c (c_common_post_options): Fix a typo in comments.
27936 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27938 PR middle-end/38615
27939 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27940 variables to static.
27941 * doc/invoke.texi (-fmerge-all-constants): Update description.
27943 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27946 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27947 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27949 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27951 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27953 (LOCAL_ALIGNMENT): Similarly.
27955 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27956 Joseph Myers <joseph@codesourcery.com>
27958 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27959 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27960 * config/arm/arm-tune.md: Regenerate.
27961 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27964 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27966 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27967 version number to five.
27969 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27972 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27973 * c-common.c (set_underlying_type): Likewise.
27974 (is_typedef_decl ): Likewise
27976 (set_underlying_type): Likewise.
27977 (is_typedef_type): Likewise.
27979 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27981 PR middle-end/38587
27982 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27985 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27988 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27989 (LIBGCC_SPEC): Don't define.
27990 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27992 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27994 PR rtl-optimization/38879
27995 * alias.c (base_alias_check): Unaligned access via AND address can
27996 alias all surrounding object types except those with sizes equal
27997 or wider than the size of unaligned access.
27999 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28002 * c-decl.c (clone_underlying_type): Move this ...
28003 * c-common.c (set_underlying_type): ... here.
28004 Also, make sure the function properly sets TYPE_STUB_DECL() on
28005 the newly created typedef variant type.
28006 (is_typedef_decl ): New entry point.
28007 * tree.h: Added a new member member_types_needing_access_check to
28008 struct tree_decl_non_common.
28009 (set_underlying_type): New entry point.
28010 (is_typedef_type): Likewise.
28012 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28014 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28015 Check whether two instructions have memory references that
28016 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28017 are helper functions for traversing.
28018 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28019 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28020 not to draw dependency edge for instructions with non-conflicting
28023 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28026 * longlong.h: Update copyright years. Use soft-fp license notice.
28027 Sync __clz_tab declaration with glibc.
28029 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28032 * doc/extend.texi (syscall_linkage): New.
28033 (version_id): Modify.
28035 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28036 Richard Guenther <rguenther@suse.de>
28038 PR tree-optimization/38747
28039 PR tree-optimization/38748
28040 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28041 conversion if the base address is an indirect reference and the
28042 aliasing sets could cause issues.
28044 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28046 * common.opt (fgraphite, fgraphite-identity): Add comment for
28047 explaining why these options are not documented.
28049 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28051 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28052 gimple_call_lhs is NULL.
28054 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28057 * emit-rtl.c (adjust_address_1): Make sure memref is never
28060 2009-01-20 Ben Elliston <bje@au.ibm.com>
28062 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28063 const qualifier from arg parameter. Remove unnecessary cast to char *.
28064 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28065 const qualifier from arg 2.
28067 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28069 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28071 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28074 * rtl.h (reinit_regs): New prototype.
28075 * regclass.c: Include ira.h.
28076 (reinit_regs): New.
28077 * Makefile.in (regclass.o): Add ira.h.
28078 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28080 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28083 * c-common.c (handle_aligned_attribute): Use
28084 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28085 default alignment value.
28087 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28089 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28090 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28092 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28093 __BIGGEST_ALIGNMENT__.
28095 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28097 2009-01-18 Richard Guenther <rguenther@suse.de>
28099 PR tree-optimization/38819
28100 * tree-flow.h (operation_could_trap_helper_p): Declare.
28101 * tree-eh.c (operation_could_trap_helper_p): Export.
28102 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28103 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28104 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28105 are about to insert a possibly trapping instruction and fail
28108 2009-01-18 Andreas Schwab <schwab@suse.de>
28110 * doc/install.texi (Configuration): Remove obsolete paragraph
28111 about use of --with-gnu-ld with --with-gnu-as.
28113 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28115 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28116 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28117 Follow spelling conventions.
28119 2009-01-18 Ben Elliston <bje@au.ibm.com>
28121 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28122 C++ warning about implicit conversion from void * to struct
28124 (bitmap_obstack_free): Likewise for bitmap_element *.
28125 * Makefile.in (bitmap.o-warn): Remove.
28127 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28129 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28131 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28132 Tobias Grosser <tobi.grosser@amd.com>
28134 * graphite.c (graphite_trans_scop_block): Do not block single
28137 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28139 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28140 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28141 test with assertion.
28143 2009-01-16 Richard Guenther <rguenther@suse.de>
28145 PR tree-optimization/38835
28146 PR middle-end/36227
28147 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28148 and INT + PTR -> (INT)(PTR p+ INT) folding.
28149 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28151 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28154 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28155 the subreg from a lowpart subreg if it is also casting the value.
28157 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28158 Tobias Grosser <tobi.grosser@amd.com>
28160 * graphite.c (compare_prefix_loops): New.
28161 (build_scop_canonical_schedules): Rewritten.
28162 (graphite_transform_loops): Move build_scop_canonical_schedules
28163 after build_scop_iteration_domain.
28165 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28166 Tobias Grosser <tobi.grosser@amd.com>
28168 * graphite.c (add_conditions_to_domain): Add the loops to
28169 the dimension of the iteration domain. Do copy the domain
28170 only when it exists.
28171 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28172 (add_conditions_to_constraints): New.
28173 (can_generate_code_stmt, can_generate_code): Removed.
28174 (gloog): Do not call can_generate_code.
28175 (graphite_transform_loops): Call add_conditions_to_constraints
28176 after building the iteration domain.
28178 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28180 PR tree-optimization/38789
28181 * tree-ssa-threadedge.c
28182 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28183 __builtin_constant_p.
28185 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28187 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28188 examined before deleting them.
28190 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28192 * function.c (aggregate_value_p): Correctly extract the function
28193 type from CALL_EXPR_FN lookup.
28195 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28197 * config/picochip/picochip.c (picochip_override_options): Revert
28198 CFI asm flag disable commited previously.
28200 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28201 Tobias Grosser <tobi.grosser@amd.com>
28202 Jan Sjodin <jan.sjodin@amd.com>
28204 * graphite.c (scan_tree_for_params): On substractions negate
28205 all the coefficients of the term.
28206 (clast_to_gcc_expression_red): New. Handle reduction expressions
28207 of more than two operands.
28208 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28209 (get_vdef_before_scop): Handle also the case of default definitions.
28211 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28213 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28214 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28215 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28217 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28218 Joey Ye <joey.ye@intel.com>
28220 PR middle-end/37843
28221 * cfgexpand.c (expand_stack_alignment): Don't update stack
28222 boundary nor check incoming stack boundary here.
28223 (gimple_expand_cfg): Update stack boundary and check incoming
28224 stack boundary here.
28226 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28228 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28230 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28232 PR rtl-optimization/38245
28233 * calls.c (expand_call): Add stack arguments to
28234 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28235 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28236 in regs and partially in memory or BLKmode arguments.
28237 (emit_library_call_value_1): Add stack arguments to
28238 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28239 ACCUMULATE_OUTGOING_ARGS).
28240 * dce.c: Include tm_p.h.
28241 (find_call_stack_args): New function.
28242 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28244 (mark_insn): Call find_call_stack_args for CALL_Ps.
28245 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28246 forwards. Allocate and free arg_stores bitmap if needed, pass it
28247 down to deletable_insn_p, don't mark stores set in arg_stores
28248 bitmap, clear the bitmap at the beginning of each bb.
28249 * Makefile.in (dce.o): Depend on $(TM_P_H).
28251 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28254 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28255 to make sure the insn is a conditional test (bug 22599). Reformat a
28258 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28260 PR middle-end/38431
28261 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28262 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28263 (gloog): Do not call cleanup_tree_cfg.
28264 (graphite_transform_loops): Call cleanup_tree_cfg after all
28265 scops have been code generated.
28267 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28268 * doc/gty.texi (Invoking the garbage collector): Added new node
28269 and section documenting ggc_collect.
28271 2009-01-14 Richard Guenther <rguenther@suse.de>
28273 PR tree-optimization/38826
28274 PR middle-end/38477
28275 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28276 initialization notes only if we actually emitted a warning.
28277 (intra_create_variable_infos): Add constraints for a result decl
28278 that is passed by hidden reference.
28279 (build_pred_graph): Mark all related variables non-direct on
28282 2009-01-14 Nick Clifton <nickc@redhat.com>
28284 * ira-conflicts.c: Include addresses.h for the definition of
28286 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28287 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28289 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28292 * Makefile.in (ira-lives.o): Add except.h.
28294 * ira-lives.c: Include except.h.
28295 (process_bb_node_lives): Process can_throw_internal.
28297 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28299 PR rtl-optimization/38774
28300 * combine.c (simplify_set): When undoing cc_use change, don't do
28301 PUT_CODE on the newly created comparison, but instead put back the
28304 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28306 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28307 values. Remove duplicate arm8 entry.
28309 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28311 PR tree-optimization/38786
28312 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28313 the SSA_NAME case of expand_scalar_variables_expr.
28314 Set the type of an expression to the type of its assign statement.
28315 (expand_scalar_variables_expr): Also gather the scalar computation
28316 used to index the memory access. Do not pass loop_p.
28317 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28318 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28319 the gimple_stmt_iterator where it inserts new code.
28320 Do not pass loop_p.
28321 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28322 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28324 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28326 * graphite.h (debug_value): Removed.
28327 * graphite.c (debug_value): Removed.
28329 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28331 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28332 ldrd/strd with two 32-bit instructions.
28334 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28336 * config/arm/arm.c (struct processors): Pass for speed down into
28337 cost helper functions.
28338 (const_ok_for_op): Handle COMPARE and inequality nodes.
28339 (arm_rtx_costs_1): Rewrite.
28340 (arm_size_rtx_costs): Update prototype.
28341 (arm_rtx_costs): Pass speed down to helper functions.
28342 (arm_slowmul_rtx_costs): Rework cost calculations.
28343 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28344 (arm_9e_rtx_costs): Likewise.
28346 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28348 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28349 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28350 (alpha_legitimize_address): Do not split local symbols wider than
28351 UNITS_PER_WORD into HIGH/LO_SUM parts.
28353 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28356 * gcc.c (process_command): Replace call to execvp with calls
28357 to pex_one and exit.
28359 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28362 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28363 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28364 variant for devices with 3-byte PC.
28365 (__tablejump_elpm__): New.
28367 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28370 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28371 offsetof member-designator, handle it as `[0].'.
28373 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28375 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28376 function when not using named sections on targets with named sections
28377 if branch distance is less than 262132.
28379 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28381 * combine.c (combine_instructions): Recompute
28382 optimize_this_for_speed_p for each BB in the main combine loop.
28384 2009-01-12 Tomas Bily <tbily@suse.cz>
28387 * tree-loop-distribution.c (prop_phis): New function.
28388 (generate_builtin): Call prop_phis.
28390 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28392 PR tree-optimization/38807
28393 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28394 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28396 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28398 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28399 subreg of op0 to the original op0.
28401 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28403 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28405 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28408 * mips-tfile.c (parse_def): Fix parsing of def strings
28409 starting with digits.
28411 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28414 * config/arm/arm.c (arm_is_long_call_p): Don't call
28415 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28417 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28419 * regrename.c (regrename_optimize): Fix dumping.
28420 (find_oldest_value_reg): Preserve REG_POINTER.
28421 (copy_hardreg_forward_1): Likewise.
28423 2009-01-09 Diego Novillo <dnovillo@google.com>
28425 * gimple.h (struct gimple_statement_base) <uid>: Document
28426 the restrictions on its use.
28427 (gimple_uid): Tidy.
28428 (gimple_set_uid): Tidy.
28430 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28432 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28433 zero guard even if align_bytes != 0 and count is smaller than
28436 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28438 PR rtl-optimization/38495
28439 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28440 (add_range_and_copies_from_move_list): Print all added ranges.
28441 Add ranges to memory optimized destination.
28443 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28447 * config/i386/i386.c (override_options): Reject
28448 -mstringop-strategy=rep_8byte with -m32.
28449 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28450 to 1. Do count comparison against epilogue_size_needed at compile
28451 time even when count_exp was constant forced into register. For
28452 size_needed don't jump to epilogue, instead just avoid aligning
28453 and invoke the body algorithm. If need_zero_guard, add zero guard
28454 even if count is non-zero, but smaller than size_needed + number of
28455 bytes that could be stored for alignment.
28456 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28457 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28458 but smaller than size_needed + number of bytes that could be stored
28459 for alignment. Compare size_needed with epilogue_size_needed instead
28460 of desired_align - align, don't adjust size_needed, pass
28461 epilogue_size_needed to the epilogue expanders.
28464 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28466 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28468 * pa.c (last_address): Change to unsigned.
28469 (update_total_code_bytes): Change argument to unsigned. Don't
28470 check if insn addresses are set.
28471 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28472 addresses are not set.
28473 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28475 2009-01-09 Nick Clifton <nickc@redhat.com>
28477 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28478 DECL_DECLARED_INLINE_P.
28480 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28482 PR middle-end/38347
28483 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28484 GET_MODE (op0) in operand_subword_force calls.
28486 PR middle-end/38771
28487 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28488 fold_convert arg0 operands to TREE_TYPE (op0) first.
28490 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28492 * params.def (ira-max-conflict-table-size): Decrease default value
28495 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28497 PR tree-optimization/37031
28498 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28500 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28501 allocate it using gc instead of heap, use VEC_quick_push instead of
28503 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28504 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28505 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28506 allocated vector from heap allocated.
28507 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28508 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28509 vector only after perfect_loop_nest_depth call.
28511 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28512 Jan Sjodin <jan.sjodin@amd.com>
28514 PR tree-optimization/38559
28515 * graphite.c (debug_value, copy_constraint,
28516 swap_constraint_variables, scale_constraint_variable, ): New.
28517 (get_lower_bound, get_upper_bound): Removed.
28518 (graphite_trans_bb_strip_mine): Clean up this code that works
28519 only for constant number of iterations. Fully copy upper and
28520 lower bound constraints, not only the constant part of them.
28521 * graphite.h (debug_value): Declared.
28523 2009-01-08 Ira Rosen <irar@il.ibm.com>
28525 PR tree-optimization/37194
28526 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28527 Don't add the cost of cost model guard in prologue to scalar
28528 outside cost in case of known number of iterations.
28530 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28531 Alan Modra <amodra@bigpond.net.au>
28533 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28534 non-word-aligned REG+CONST addressing.
28536 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28539 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28540 free_after_compilation when outputting a thunk.
28541 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28542 Do not call free_after_compilation here.
28544 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28546 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28547 (ix86_valid_target_attribute_inner_p): Ditto.
28549 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28551 PR tree-optimization/38492
28552 PR tree-optimization/38498
28553 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28554 * tree-chrec.h (scev_is_linear_expression): Declared.
28555 * graphite.c (graphite_cannot_represent_loop_niter): New.
28556 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28557 (graphite_loop_normal_form): Use gcc_assert.
28558 (scan_tree_for_params): Use CASE_CONVERT.
28559 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28560 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28561 Use gcc_assert. Discard scops that contain unhandled cases.
28562 (build_scop_conditions): Return a boolean status for unhandled cases.
28563 (strip_mine_profitable_p): Print the loop number, not its depth.
28564 (is_interchange_valid): Pass the depth of the loop nest, don't
28565 recompute it wrongly.
28566 (graphite_trans_bb_block): Same.
28567 (graphite_trans_bb_block): Print tentative of loop blocking.
28568 (graphite_trans_scop_block): Do not print that the loop has been
28570 (graphite_transform_loops): Do not handle scops that contain condition
28573 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28575 AVX Programming Reference (December, 2008)
28576 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28577 (_mm256_stream_pd): Likewise.
28578 (_mm256_stream_ps): Likewise.
28580 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28581 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28582 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28583 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28584 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28585 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28586 (ix86_expand_special_args_builtin): Likewise.
28588 * config/i386/sse.md (AVXMODEDI): New.
28589 (avx_movnt<mode>): Likewise.
28590 (avx_movnt<mode>): Likewise.
28591 (<sse>_movnt<mode>): Remove AVX support.
28592 (sse2_movntv2di): Likewise.
28594 2009-01-07 Richard Guenther <rguenther@suse.de>
28596 PR middle-end/38751
28597 * fold-const.c (extract_muldiv): Remove obsolete comment.
28598 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28599 to PLUS_EXPR canonicalization for the canonicalization.
28601 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28603 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28604 hosted cross-compilers generating less efficient code.
28606 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28608 * function.h (rtl_data): Add a dbr_scheduled_p field.
28609 * reorg.c (dbr_schedule): Set it.
28610 (gate_handle_delay_slots): Check it.
28611 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28612 (mips_reorg): Check flag_delayed_branch instead of
28613 mips_base_delayed_branch.
28614 (mips_override_options): Don't set mips_base_delayed_branch
28615 or flag_delayed_branch.
28617 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28619 PR rtl-optimization/38426.
28620 * ira.c (ira): Set current_function_is_leaf earlier.
28622 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28624 PR rtl-optimization/38722
28625 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28626 too early, only set a flag and modify after last possible
28629 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28632 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28633 * real.c (decimal_single_format): Correct values of emin and emax.
28634 (decimal_double_format): Ditto.
28635 (decimal_quad_format): Ditto.
28636 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28637 computation of DECnn_MIN and DECnn_MAX for corrected values of
28638 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28639 __DECnn_MIN__, and adjust its computation for the corrected value
28642 2009-01-06 Jan Hubicka <jh@suse.cz>
28645 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28647 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28649 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28650 Add Robert Clark to the list of testers.
28652 2009-01-06 Jan Hubicka <jh@suse.cz>
28653 Kai Tietz <kai.tietz@onevision.com>
28655 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28656 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28658 2009-01-06 Jan Hubicka <jh@suse.cz>
28659 Kai Tietz <kai.tietz@onevision.com>
28661 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28663 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28664 (ix86_nsaved_regs): Count only general purpose regs.
28665 (ix86_nsaved_sseregs): New.
28666 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28667 to 16 for w64; compute padding and size of sse reg save area.
28668 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28669 general purpose regs.
28670 (ix86_emit_save_sse_regs_using_mov): New.
28671 (ix86_expand_prologue): Save SSE regs if needed.
28672 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28673 (ix86_emit_restore_sse_regs_using_mov): New.
28674 (ix86_expand_epilogue): Save SSE regs if needed.
28676 2009-01-06 Jan Hubicka <jh@suse.cz>
28677 Kai Tietz <kai.tietz@onevision.com>
28679 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28680 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28681 functions when accumulate outgoing args is off.
28683 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28686 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28687 before using pseudos_have_intersected_live_ranges_p.
28689 * ira-int.h (ira_assert): Always define.
28691 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28693 AVX Programming Reference (December, 2008)
28694 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28695 (_mm256_permute2_pd): Likewise.
28696 (_mm_permute2_ps): Likewise.
28697 (_mm256_permute2_ps): Likewise.
28698 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28699 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28701 * config/i386/i386.c (ix86_builtins): Remove
28702 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28703 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28704 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28705 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28706 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28707 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28708 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28709 __builtin_ia32_vpermil2ps256.
28710 (ix86_init_mmx_sse_builtins): Updated.
28711 (ix86_expand_args_builtin): Likewise.
28713 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28715 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28716 long absolute calls when generating PA 2.0 code.
28718 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28720 PR rtl-optimization/38583
28721 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28723 * params.def (ira-max-conflict-table-size): New.
28725 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28727 * ira.h (ira_conflicts_p): New external definition.
28729 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28730 table. Report this. Return result of building.
28731 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28732 building conflict table.
28734 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28735 (ira_color): Use ira_conflicts_p.
28737 * global.c: Include ira.h.
28738 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28741 * Makefile.in (global.o): Add ira.h.
28743 * ira-build.c (mark_all_loops_for_removal,
28744 propagate_some_info_from_allocno): New.
28745 (remove_unnecessary_allocnos): Call
28746 propagate_some_info_from_allocno.
28747 (remove_low_level_allocnos): New.
28748 (remove_unnecessary_regions): Add parameter. Call
28749 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28750 parameter to remove_unnecessary_regions.
28751 (ira_build): Remove all regions but root if the conflict table was
28752 not built. Update conflict hard regs for allocnos crossing calls.
28754 * ira.c (ira_conflicts_p): New global.
28755 (ira): Define and use ira_conflicts_p.
28757 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28758 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28759 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28761 2009-01-06 Ben Elliston <bje@au.ibm.com>
28763 * gengtype-lex.l (YY_NO_INPUT): Define.
28765 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28768 * c-common.c (handle_vector_size_attribute): Also reject
28769 BOOLEAN_TYPE types.
28771 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28773 PR tree-optimization/38492
28774 * graphite.c (rename_map_elt, debug_rename_elt,
28775 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28776 rename_map_elt_info, eq_rename_map_elts,
28777 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28778 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28779 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28780 (sese_build_livein_liveouts): New.
28781 (new_sese, free_sese): New.
28782 (new_scop): Call new_sese.
28783 (free_scop): Call free_sese.
28784 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28785 (register_old_new_names): Renamed register_old_and_new_names.
28786 (register_scop_liveout_renames, add_loop_exit_phis,
28787 insert_loop_close_phis, struct igp,
28788 default_liveout_before_guard, add_guard_exit_phis,
28789 insert_guard_phis, copy_renames): New.
28790 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28791 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28792 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28793 (scop_adjust_phis_for_liveouts): New.
28794 (gloog): Call scop_adjust_phis_for_liveouts.
28796 * graphite.h (struct sese): Documented. Added fields liveout,
28797 num_ver and livein.
28798 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28799 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28800 (struct scop): Added field liveout_renames.
28801 (SCOP_LIVEOUT_RENAMES): New.
28803 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28805 PR tree-optimization/38510
28806 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28807 (translate_clast): Call recompute_all_dominators before
28809 (gloog): Call recompute_all_dominators before graphite_verify.
28811 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28812 Jan Sjodin <jan.sjodin@amd.com>
28814 PR tree-optimization/38500
28815 * graphite.c (create_sese_edges): Call fix_loop_structure after
28818 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28820 * config.gcc: Add m32r*-*-rtems*.
28821 * config/m32r/rtems.h: New file.
28823 2009-01-05 Ben Elliston <bje@au.ibm.com>
28825 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28826 (.po.pox): Likewise.
28827 (po/gcc.pot): Likewise.
28829 2009-01-04 David S. Miller <davem@davemloft.net>
28831 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28832 (STARTING_FRAME_OFFSET): Always set to zero.
28834 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28836 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28837 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28838 fixed-point types, and vectors of the same.
28840 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28842 * config/mips/sync.md (*mb_barrier): Rename to...
28843 (*memory_barrier): ...this.
28845 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28847 * doc/extend.texi (Function Attributes): Move @cindex after @item
28848 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28849 and put in alphabetical order. Fix 'target' name and put in order.
28850 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28853 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28855 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28856 (memory_barrier): Expand as unspec instead of unspec_volatile.
28857 Remove mem:BLK from insn operands. Use Pmode scratch register.
28858 (*memory_barrier): Define as unspec instead of unspec_volatile.
28859 Use (match_dup 0) as input operand.
28861 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28862 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28863 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28864 scratch register. Remove operand 1.
28865 (*stbar): Define as unspec instead of unspec_volatile.
28866 Use (match_dup 0) as input operand, remove (const_int 8).
28867 (*membar): Define as unspec instead of unspec_volatile.
28868 Use (match_dup 0) as input operand, remove input operand 2.
28870 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28871 (memory_barrier): Expand as unspec instead of unspec_volatile.
28872 Remove mem:BLK from insn operands. Use Pmode scratch register.
28873 (*memory_barrier): Define as unspec instead of unspec_volatile.
28874 Use (match_dup 0) as input operand.
28876 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28877 Remove mem:BLK from insn operands. Use Pmode scratch register.
28878 Set volatile flag on operand 0.
28879 (*memory_barrier): New insn pattern.
28881 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28883 (*memory_barrier): Use (match_dup 0) as input operand.
28885 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28886 Remove mem:BLK from insn operands. Use Pmode scratch register.
28887 Set volatile flag on operand 0.
28888 (*mb_internal): New insn pattern.
28890 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28892 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28894 PR middle-end/38586
28895 * function.c (struct temp_slot): Move to the section of the file
28896 that deals with temp slots. Remove field 'address'.
28897 (temp_slot_address_table): New hash table of address -> temp slot.
28898 (struct temp_slot_address_entry): New struct, items for the table.
28899 (temp_slot_address_compute_hash, temp_slot_address_hash,
28900 temp_slot_address_eq, insert_temp_slot_address): Support functions
28902 (find_temp_slot_from_address): Rewrite to use the new hash table.
28903 (remove_unused_temp_slot_addresses): Remove addresses of temp
28904 slots that have been made available.
28905 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28906 worker function for remove_unused_temp_slot_addresses.
28907 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28908 Add the temp slot address to the address -> temp slot map.
28909 (update_temp_slot_address): Update via insert_temp_slot_address.
28910 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28911 (pop_temp_slots): Likewise.
28912 (init_temp_slots): Allocate the address -> temp slot map, or empty
28913 the map if it is already allocated.
28914 (prepare_function_start): Initialize temp slot processing.
28916 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28918 PR middle-end/38584
28919 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28920 Calculate the size of all stack vars assuming no packing of stack
28921 vars will happen, replacing a quadratic algorithm with a linear one.
28923 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28926 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28929 2009-01-03 Diego Novillo <dnovillo@google.com>
28931 * doc/contrib.texi: Update contributions.
28933 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28936 * builtins.c (fold_builtin_memory_op): Give up if either operand
28937 is volatile. Set srctype or desttype to non-qualified version
28941 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28942 and FUNCTION_DECLs.
28944 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28946 PR rtl-optimization/35805
28947 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28948 problem if fast dce is able to remove any instructions.
28949 * dce.c (dce_process_block): Fix dump message.
28951 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28954 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28956 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28958 PR middle-end/38690
28959 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28960 * tree-pretty-print.c (op_code_prio): New function.
28961 (op_prio): No longer static. Use op_code_prio.
28962 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28963 Use op_prio and op_code_prio to determine if () should be
28964 printed around operand(s) or not.
28966 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28967 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28968 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28969 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28970 pp_character instead of pp_string for single letter printing.
28972 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28974 * doc/extend.texi: Fix '#pragma GCC option' typo.
28976 2009-01-02 Richard Guenther <rguenther@suse.de>
28978 * doc/install.texi (--enable-checking): Mention different
28979 default for stage1.
28980 (--enable-stage1-checking): Document.
28982 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28984 PR middle-end/30142
28985 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28986 case to be an error.
28988 2009-01-02 Ben Elliston <bje@au.ibm.com>
28990 * config/fp-bit.h (pack_d): Constify argument.
28991 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28992 (isnan): Constify argument.
28994 (iszero): Likewise.
28995 (pack_d): Likewise.
28996 (_fpadd_parts): Constify return type.
28997 (_fpmul_parts): Likewise.
28998 (_fpdiv_parts): Likewise.
29000 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29003 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29004 warn about overwriting initializer with side-effects or
29005 -Woverride-init if !IMPLICIT.
29006 (output_init_element): Likewise. Pass IMPLICIT down to
29008 (process_init_element): Add IMPLICIT argument. Pass it down
29009 to output_init_element.
29010 (push_init_element, pop_init_level, set_designator): Adjust
29011 process_init_element callers.
29012 (set_nonincremental_init, set_nonincremental_init_from_string):
29013 Adjust add_pending_init callers.
29014 (output_pending_init_elements): Adjust output_init_element callers.
29015 * c-tree.h (process_init_element): Adjust prototype.
29016 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29017 process_init_element callers.
29020 Copyright (C) 2009 Free Software Foundation, Inc.
29022 Copying and distribution of this file, with or without modification,
29023 are permitted in any medium without royalty provided the copyright
29024 notice and this notice are preserved.