1 2009-10-14 Jakub Jelinek <jakub@redhat.com>
3 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
4 fields in builtin structs.
5 (finalize_record_size): Likewise.
7 2009-10-14 Richard Guenther <rguenther@suse.de>
9 * gimple.c (gtc_ob): New global.
10 (struct type_pair_d): Replace pointers with type UIDs.
11 (type_pair_hash): Adjust.
12 (type_pair_eq): Likewise.
13 (lookup_type_pair): Likewise. Allocate from an obstack.
14 (gimple_force_type_merge): Adjust.
15 (gimple_types_compatible_p): Likewise.
16 (free_gimple_type_tables): Free the obstack.
18 2009-10-14 Jakub Jelinek <jakub@redhat.com>
20 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
21 stmts setting DEBUG_EXPR_DECLs.
23 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
24 Don't crash if mode1 is VOIDmode.
26 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
28 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
29 * params.h (IRA_LOOP_RESERVED_REGS): New
30 * tree-pass.h (pass_subregs_of_mode_init,
31 pass_subregs_of_mode_finish): Remove.
32 * passes.c (pass_subregs_of_mode_init,
33 pass_subregs_of_mode_finish): Remove.
34 (pass_reginfo_init): Move before loop optimizations.
35 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
36 * common.opt (fira-loop-pressure): New.
37 * toplev.h (flag_ira_loop_pressure): New.
38 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
40 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
41 Make external and void type functions.
42 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
43 pass_subregs_of_mode_finish): Remove.
44 * ira-costs.c (init_costs): Call init_subregs_of_mode.
45 * regmove.c: Include ira.h.
46 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
47 register pressure calculation in loops.
48 * loop-invariant.c: Include REGS_H and ira.h.
49 (struct loop_data): New members max_reg_pressure, regs_ref, and
51 (struct invariant): New member orig_regno.
52 (curr_loop): New variable.
53 (find_exits): Initialize regs_ref and regs_live.
54 (create_new_invariant): Initialize orig_regno.
55 (get_cover_class_and_nregs): New.
56 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
57 array. Add code for flag_ira_loop_pressure.
58 (gain_for_invariant): Make new_regs an array. Add code for
59 flag_ira_loop_pressure.
60 (best_gain_for_invariant): Ditto.
61 (set_move_mark): New parameter gain. Use it for debugging output.
62 (find_invariants_to_move): Make regs_needed and new_regs an array.
63 Add code for flag_ira_loop_pressure.
64 (move_invariant_reg): Set up orig_regno.
65 (move_invariants): Set up reg classes for pseudos for
66 flag_ira_loop_pressure.
67 (free_loop_data): Clear regs_ref and regs_live.
68 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
69 get_regno_cover_class, change_pressure, mark_regno_live,
70 mark_regno_death, mark_reg_store, mark_reg_clobber,
71 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
72 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
73 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
74 register pressure calculation in loops if new regs were added.
75 Call finish_subregs_of_mode.
76 * opts.c (decode_options): Set up flag_ira_loop_pressure.
77 * Makefile.in (loop-invariant.o): Add ira.h.
79 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
81 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
83 2009-10-14 Richard Guenther <rguenther@suse.de>
85 * lto-symtab.c (lto_symtab_compatible): Fold in ...
86 (lto_symtab_merge): ... here. Rewrite both to take the
87 prevailing and a to-be-merged entry and to queue diagnostics
89 (lto_symtab_resolve_replaceable_p): New predicate for
91 (lto_symtab_resolve_can_prevail_p): Likewise.
92 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
93 handles merging commons by choosing the largest decl. Fold
94 in code that gives ODR errors.
95 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
97 (lto_symtab_merge_decls_1): Re-structure. Deal with the
98 case of no prevailing decl here. Diagnose mismatches
99 in object types here. Drop all but the prevailing decls.
100 (lto_symtab_prevailing_decl): Return the single prevailing decl.
101 * lto-streamer-in.c (lto_input_tree_ref): Deal with
102 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
104 2009-10-14 Richard Guenther <rguenther@suse.de>
107 * lto-streamer-in.c (input_bb): Replace debug stmts with
108 nops instead of dropping them.
110 2009-10-14 Nick Clifton <nickc@redhat.com>
112 * gcc/doc/extended.texi: Replace the dash character with
113 @minus{} in situations where it is being used as a minus
115 * gcc/doc/tm.texi: Likewise.
116 * gcc/doc/md.texi: Likewise.
118 2009-10-14 Jakub Jelinek <jakub@redhat.com>
120 PR preprocessor/41543
121 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
122 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
123 * tree.c: Include intl.h.
124 (expand_location): Handle BUILTINS_LOCATION.
125 * Makefile.in (tree.o): Depend on intl.h.
128 * dwarf2out.c (dwarf2out_var_location): Always clear
129 last_postcall_label when changing last_label.
131 2009-10-14 Pascal Obry <obry@adacore.com>
133 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
134 (process_command): Handle -E as done with -c and -S. Do not add
135 the target executable suffix to the output file when -E is used.
136 (main): Adjust error message accordingly.
138 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
144 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
146 (tree_code_size): Likewise.
148 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
150 * builtins.c (fold_builtin_1): Support complex "arc" functions.
151 * real.h (HAVE_mpc_arc): Define.
153 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
155 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
156 (struct builtin_description): Add fndecl field.
157 (bdesc): Remove const qualifier. Update initializer.
158 (sh_media_init_builtins): Remove const qualifier for d. Record
159 the result of add_builtin_function to the fndecl field.
160 (sh_builtin_decl): New.
161 (sh_media_builtin_decl): New.
163 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
166 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
167 requests between special registers.
169 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
171 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
173 2009-10-13 Richard Henderson <rth@redhat.com>
175 PR tree-optimization/41377
176 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
177 (cleanup_empty_eh_merge_phis): New change_region parameter;
178 pass it on to redirect_eh_edge_1. Update callers.
179 (cleanup_empty_eh_unsplit): Don't require an existing EH label
180 at the destination block.
182 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
184 * passes.c (register_pass): Replaced gcc_unreachable by
185 fatal_error on failure. Mentions plugins in comments & messages.
187 2009-10-13 Jakub Jelinek <jakub@redhat.com>
190 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
191 * sched-vis.c (print_value): Use it.
192 * cselib.c (cselib_hash_rtx): Likewise.
193 * print-rtl.c (print_rtx): Likewise.
194 * cfgexpand.c (expand_debug_rtx): Likewise.
195 * var-tracking.c (vt_expand_loc_callback): Likewise.
197 2009-10-13 Richard Guenther <rguenther@suse.de>
200 * opts.c (handle_option): Split out code to handle setting
201 the options flag var ...
202 (set_option): ... here.
203 * opts.h (set_option): Declare.
204 * lto-opts.c (register_user_option_p): Include -fexceptions
205 and all position independent code variants.
206 (handle_common_option): Remove.
207 (lto_reissue_options): Use set_option.
209 2009-10-13 Martin Jambor <mjambor@suse.cz>
211 PR tree-optimization/41661
212 * ipa-prop.c (compute_complex_pass_through): Allow only operations
213 that are tcc_comparisons or do not change the type in any
215 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
216 folding tcc_comparison operations.
218 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
220 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
223 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
229 * tree.def (DEBUG_EXPR_DECL): New.
230 * rtl.def (DEBUG_EXPR): New.
231 * gengtype.c (adjust_field_rtx_def): Handle it.
232 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
233 (insert_debug_temp_for_var_def): ... this. Drop support for
234 moving. Take iterator for def stmt; insert debug stmt before it.
235 Scan early for use count and kind in debug stmts.
236 (propagate_defs_into_debug_stmts): Rename to...
237 (insert_debug_temps_for_defs): ... this. Likewise.
238 * tree.h (DEBUG_TEMP_UID): New.
239 * tree.c (next_debug_decl_uid): New.
240 (make_node_stat): Count debug decls separately.
241 (copy_node_stat): Likewise.
242 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
243 * var-tracking.c (dv_is_decl_p): Recognize it.
244 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
245 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
246 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
247 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
248 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
249 (cselib_hash_rtx): Likewise.
250 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
251 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
253 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
254 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
255 * rtl.c (copy_rtx): Likewise.
256 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
257 * print-rtl.c (print_rtx): Likewise.
258 * sched-vis.c (print_value): Likewise.
259 (print_insn): Handle DEBUG_EXPR_DECL.
260 * tree-dump.c (dequeue_and_dump): Likewise.
261 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
262 * gimple-iterator (gsi_replace): Check for same lhs.
263 (gsi_remove): Insert debug temps.
264 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
265 (move_computations_stmt): Drop explicit propagation into debug stmts.
266 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
267 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
268 * tree-ssa-sink.c (statement_sink_location): Likewise.
269 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
270 * tree-ssanames.c (release_ssa_name): Adjust for rename.
271 * tree-flow.h: Likewise.
272 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
273 debug temps without values.
274 (eliminate_unnecessary_stmts): Don't discard just-inserted
277 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
280 * config/cris/cris.md (andu): Check that operand 1 is one of the
281 general registers. Fix typo in head comment.
283 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
285 * config/i386/i386.md (vswapmov): New.
286 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
287 (ix86_function_ms_hook_prologue): New.
288 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
289 * configure.ac: Test for swap suffix support in as.
290 * configure: Rebuild.
292 2009-10-12 Jakub Jelinek <jakub@redhat.com>
295 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
296 paradoxical subregs to prevent partial register stalls if the inner
297 mode is integer mode.
299 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
301 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
303 2009-10-12 Dodji Seketeli <dodji@redhat.com>
306 * gcc/dwarf2out.c (template_parameter_pack_die,
307 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
309 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
312 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
314 (maybe_register_def): Likewise. Take stmt iterator.
315 (rewrite_update_stmt): Take stmt iterator and pass it on.
316 (rewrite_update_enter_block): Pass stmt iterator.
318 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
320 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
321 (spu_builtin_decl): New function.
323 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
325 * config/i386/i386.md (SWIM): New mode iterator.
326 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
327 using SWIM mode iterator.
328 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
329 patterns using SWI48 mode iterator.
330 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
331 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
332 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
333 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
334 patterns using SWI248 mode iterator.
335 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
336 gen_x86_movdicc_0_m1_rex64 for renamed function
338 2009-10-11 Jose Ruiz <ruiz@adacore.com>
339 Eric Botcazou <ebotcazou@adacore.com>
342 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
343 * config/sparc/sol2-unwind.h: New file.
345 2009-10-11 Olivier Hainque <hainque@adacore.com>
346 Eric Botcazou <ebotcazou@adacore.com>
349 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
350 * config/i386/sol2-unwind.h: New file.
352 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
355 * config/i386/i386.md (addsi_1_zext): Get the proper second
358 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
360 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
361 all OLD_RTXes, not just REGs. Use copy_rtx to create the
364 2009-10-11 Richard Guenther <rguenther@suse.de>
366 * gimple.c (iterative_hash_type_name): Do not handle special
369 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
371 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
372 (*setcc_si_1_and): Ditto.
373 (*setcc_si_1_movzbl): Ditto.
374 (*setcc_<mode>_2): Ditto.
375 (*setcc_qi): Rename from *setcc_1.
376 (*setcc_qi_slp): Rename from *setcc_2.
378 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
379 (*zero_extendqisi2_movzbw_and splitter): Ditto.
381 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
382 "if" condition, there is already assert with reload_completed present.
384 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
386 * plugin.c (try_init_one_plugin): Improve constness of variable err.
388 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
390 * doc/install.texi (Final install): Refer to
391 http://gcc.gnu.org/bugs/ for bug reporting.
393 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
395 * configure.ac: Add test for dci instruction.
396 * configure: Regenerate.
397 * config.in: Likewise.
398 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
399 * doc/invoke.texi: Add cpu_type 476 and 476fp.
400 (-mmulhw): Add 476 to description.
402 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
403 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
404 (processor_target_table): Add 476 and 476fp entries.
405 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
406 (rs6000_issue_rate): Add CPU_PPC476.
407 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
408 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
409 (processor_type): Add PROCESSOR_PPC476.
410 (EXTRA_SPECS): Add asm_cpu_476 string.
411 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
412 (define_attr "cpu"): Add ppc476.
414 Update comments for 476.
415 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
416 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
417 Update copyright year.
418 * config/rs6000/476.md: New file.
419 * config/rs6000/40x.md: Add description for "isel" attribute.
420 Update copyright year.
421 * config/rs6000/440.md: Likewise.
422 * config/rs6000/603.md: Likewise.
423 * config/rs6000/6xx.md: Likewise.
424 * config/rs6000/7450.md: Likewise.
425 * config/rs6000/7xx.md: Likewise.
426 * config/rs6000/8540.md: Likewise.
427 * config/rs6000/cell.md: Likewise.
428 * config/rs6000/e300c2c3.md: Likewise.
429 * config/rs6000/e500mc.md: Likewise.
430 * config/rs6000/mpc.md: Likewise.
431 * config/rs6000/power4.md: Likewise.
432 * config/rs6000/power5.md: Likewise.
433 * config/rs6000/power6.md: Likewise.
434 * config/rs6000/power7.md: Likewise.
435 * config/rs6000/rios1.md: Likewise.
436 * config/rs6000/rios2.md: Likewise.
437 * config/rs6000/rs64.md: Likewise.
439 2009-10-10 Richard Guenther <rguenther@suse.de>
441 PR tree-optimization/41654
442 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
443 a cond expr before calling gimple_cond_set_condition_from_tree.
444 (ifcombine_iforif): Likewise.
446 2009-10-09 Ian Lance Taylor <iant@google.com>
448 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
449 * configure: Rebuild.
451 2009-10-09 Neil Vachharajani <nvachhar@google.com>
453 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
456 2009-10-09 Richard Guenther <rguenther@suse.de>
459 * target-def.h (TARGET_BUILTIN_DECL): Define.
460 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
461 * target.h (struct gcc_target): Add builtin_decl target hook.
462 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
463 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
465 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
467 (lto_output_builtin_tree): Sorry if the target does not support
468 streaming target builtins.
469 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
470 (rs6000_builtin_decl): New function.
471 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
472 (ix86_builtin_decl): New function.
474 2009-10-09 Jakub Jelinek <jakub@redhat.com>
476 PR preprocessor/41445
477 * c-ppoutput.c (do_line_change): New function.
478 (cb_line_change): Use it.
479 (scan_translation_unit): Call do_line_change if
480 avoid_paste or PREV_WHITE and token location is on a different line
484 * dwarf2out.c (dwarf2out_init): Test whether
485 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
488 PR rtl-optimization/41646
489 * calls.c (expand_call): For BLKmode types returned in registers
490 avoid likely spilled hard regs in copy_blkmode_from_reg generated
493 2009-10-09 Richard Guenther <rguenther@suse.de>
495 PR tree-optimization/41634
496 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
497 we remove the correct elements.
498 (optimize_stmt): Make sure to update stmt operands before
499 optimizing redundancies.
501 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
503 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
505 2009-10-09 Richard Guenther <rguenther@suse.de>
508 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
510 (lto_wrapper_exit): New function.
512 (fatal_perror): Likewise.
513 (fork_execute): Use global args_name, do not free it.
514 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
515 * lto-streamer.h: Remove duplicate prototypes.
517 2009-10-09 Richard Guenther <rguenther@suse.de>
519 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
520 before calling stmt_can_throw_external.
522 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
524 PR tree-optimization/40071
525 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
526 pointer if the original data reference doesn't conflict with the
527 created vector data reference. Fix long line.
529 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
531 * config/i386/i386.md (any_div): New code iterator.
532 (u): Handle div and udiv.
534 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
536 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
537 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
538 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
539 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
541 2009-10-08 Joseph Myers <joseph@codesourcery.com>
543 * gcc.c (main): Remove trailing "." from diagnostics.
545 2009-10-08 Cary Coutant <ccoutant@google.com>
547 Add support for debugging with ICF (Identical Code Folding).
548 * calls.c (debug.h): New #include.
549 (emit_call_1): Call virtual_call_token debug hook.
550 * common.opt (-fenable-icf-debug): New option.
551 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
552 locations in the source).
553 (poc_label_num): New variable.
554 (dcall_entry, vcall_entry): New typedefs.
555 (dcall_table, vcall_table): New variables.
556 (struct vcall_insn): New type.
557 (vcall_insn_table): New variable.
558 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
559 (size_of_dcall_table): New function.
560 (output_dcall_table): New function.
561 (size_of_vcall_table): New function.
562 (output_vcall_table): New function.
563 (dwarf2out_direct_call): New function.
564 (vcall_insn_table_hash): New function.
565 (vcall_insn_table_eq): New function.
566 (dwarf2out_virtual_call_token): New function.
567 (dwarf2out_virtual_call): New function.
568 (dwarf2out_init): Allocate new tables and sections.
569 (prune_unused_types): Mark DIEs referenced from direct call table.
570 (dwarf2out_finish): Output direct and virtual call tables.
571 * final.c (final_scan_insn): Call direct_call and virtual_call
573 * debug.h (struct gcc_debug_hooks): Add direct_call,
574 virtual_call_token, virtual_call hooks.
575 (debug_nothing_uid): New function.
576 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
577 (debug_nothing_uid): New function.
578 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
579 (xcoff_debug_hooks): Likewise.
580 * sdbout.c (sdb_debug_hooks): Likewise.
581 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
582 * doc/invoke.texi (-fenable-icf-debug): New option.
584 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
587 * regmove.c (regmove_backward_pass): Replace src with dst in the
588 debug insn, and check for dst before rather than after.
590 2009-10-08 Janis Johnson <janis187@us.ibm.com>
592 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
593 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
595 2009-10-08 Jan Hubicka <jh@suse.cz>
598 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
599 do not mark cgraph nodes as needed.
600 (record_references_in_initializer): Add new only_vars parameter.
601 * cgraph.h (record_references_in_initializer): New parameter.
602 * varasm.c (assemble_variable): Update call.
603 * varpool.c (varpool_analyze_pending_decls): Always look for
606 2009-10-08 Anatoly Sokolov <aesok@post.ru>
608 * config/avr/avr.c (last_insn_address) Remove variable.
609 (expand_prologue): Don't initialise last_insn_address variable.
610 (final_prescan_insn): Don't output insn size.
611 * config/avr/avr.opt (msize): Remove switch.
612 * doc/invoke.texi (AVR Options): Remove documentation of -msize
615 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
617 * combine.c (label_tick_ebb_start): Fix comment.
618 (combine_instructions): Set label_tick and label_tick_ebb_start before
619 calling setup_incoming_promotions. Start them from 1. Increment
620 label_tick instead of deriving it from the BB index. Rather than
621 comparing ticks use the block from the previous iteration to decide
622 whether to start a new EBB. Remove empty lines before function.
624 2009-10-08 Michael Matz <matz@suse.de>
627 * builtins.c (fold_builtin_isascii): Use fold_build2.
628 (fold_builtin_isdigit): Ditto.
629 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
630 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
631 remove_useless_stmts_cond, remove_useless_stmts_tf,
632 remove_useless_stmts_tc, remove_useless_stmts_bind,
633 remove_useless_stmts_goto, remove_useless_stmts_label,
634 remove_useless_stmts_1, remove_useless_stmts,
635 pass_remove_useless_stmts): Remove.
636 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
637 * passes.c (init_optimization_passes): Don't add
638 pass_remove_useless_stmts.
639 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
640 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
642 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
643 for static constants.
644 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
645 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
647 2009-10-08 Richard Guenther <rguenther@suse.de>
649 * gimple.c (free_gimple_type_tables): New function.
650 * gimple.h (free_gimple_type_tables): Declare.
652 2009-10-07 Mark Heffernan <meheff@google.com>
654 * ipa-prop.c (ipa_print_node_params) Only print
655 names of named arguments.
657 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
659 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
660 being statically linked.
662 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
664 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
666 2009-10-08 Jan Hubicka <jh@suse.cz>
669 * ipa.c (cgraph_externally_visible_p,
670 function_and_variable_visibility,
671 whole_program_function_and_variable_visibility): Skip non-finalized
674 2009-10-08 Nick Clifton <nickc@redhat.com>
676 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
679 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
682 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
684 2009-10-07 Joseph Myers <joseph@codesourcery.com>
687 * c-common.c (c_fully_fold_internal): Strip nops from the result
688 of recursive calls to c_fully_fold_internal.
689 (c_wrap_maybe_const): New.
690 (c_save_expr): Use c_wrap_maybe_const.
691 * c-common.h (c_wrap_maybe_const): Declare.
692 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
693 build_binary_op): Use c_wrap_maybe_const.
695 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
697 * real.c: Fix comment to reflect actual exponent size.
699 2009-10-08 Ben Elliston <bje@au.ibm.com>
701 * config/rs6000/a2.md: Add FSF comment header.
703 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
705 * config/i386/i386.md (any_extend): New code iterator.
706 (u, s): New code attributes.
708 (DWIH): Rewrite as code iterator for SI and DI modes.
709 (DWI): Rewrite as mode attribute.
710 (dwi): New mode attribute.
711 (di): Depend on SI mode and DI mode.
712 (doubleint_general_operand): Remove mode attribute.
714 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
717 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
718 (*sub<mode>3_doubleword): Ditto.
720 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
721 using SWIM248 mode iterator.
722 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
723 using SWI48 mode iterator.
724 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
725 patterns using DWIH mode iterator and any_extend code iterator.
726 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
727 using any_extend code iterator.
728 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
729 patterns using DWIH mode iterator and any_extend code iterator.
730 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
731 using any_extend code iterator.
732 (<s>mul<mode>3_highpart): Macroize expander from
733 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
734 and any_extend code iterator.
735 (*<s>muldi3_highpart_1): Macroize insn from
736 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
737 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
738 patterns using any_extend code iterator.
739 (*<s>mulsi3_highpart_zext): Macroize insn from
740 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
742 2009-10-07 Jakub Jelinek <jakub@redhat.com>
744 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
745 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
746 refering to a DIE with DW_AT_const_value.
748 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
751 * ira-lives.c (check_and_make_def_conflict): Process all operands.
753 2009-10-06 Jan Hubicka <jh@suse.cz>
755 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
758 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
760 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
761 *lea_2_rex64): Move before *add<mode>_1 pattern.
763 2009-10-07 Jan Hubicka <jh@suse.cz>
765 * collect2.c (main): Add -fno-whole-program.
766 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
768 2009-10-07 Jan Hubicka <jh@suse.cz>
770 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
771 has no address taken.
772 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
774 (cgraph_clone_node): Clear externally_visible flag for clones.
775 * cgraph.h (cgraph_only_called_directly_p,
776 cgraph_can_remove_if_no_direct_calls_p): New predicates.
777 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
778 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
779 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
780 ipcp_insert_stage): Likwise.
781 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
782 externally_visible flag.
783 (verify_cgraph_node): Verify that inline clones look right.
784 (process_function_and_variable_attributes): Do not set
785 externally_visible flags.
786 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
788 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
790 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
791 clear externally_visible when turning into inline clones
792 (cgraph_mark_inline_edge): Use new predicates.
793 (cgraph_estimate_growth): Likewise.
794 (cgraph_decide_inlining): Likewise.
795 * ipa.c (cgraph_postorder): Likewise.
796 (cgraph_remove_unreachable_nodes): Likewise; sanity check
797 that inline clones are not needed.
798 (cgraph_externally_visible_p): New predicate.
799 (function_and_variable_visibility): Add whole_program parameter;
800 always set externally_visible flag; handle COMDAT function
802 (local_function_and_variable_visibility): New function.
803 (gate_whole_program_function_and_variable_visibility): New function.
804 (whole_program_function_and_variable_visibility): New function.
805 (pass_ipa_whole_program_visibility): New function.
806 * passes.c (init_optimization_passes): Add whole program visibility
808 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
809 not care about needed/reachable flags.
810 * varpool.c: Include flags.h
811 (decide_is_variable_needed): When doing LTO assume whole-program mode.
812 (varpool_finalize_decl): When we are in LTO read-back, all variables
814 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
816 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
818 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
821 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
823 * config.gcc: Don't include the makefile fragments intended for
825 * config/s390/fixdfdi.h: File removed.
826 * config/s390/libgcc-glibc.ver: File removed.
827 * config/s390/s390.h: Remove the fixdfdi.h hack.
828 * config/s390/t-crtstuff: File moved to libgcc dir.
829 * config/s390/t-linux: Likewise.
830 * config/s390/t-tpf: libgcc specific parts removed.
831 * config/s390/t-linux64: Likewise.
833 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
835 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
836 (lto-compress.o): Likewise.
838 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
841 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
842 dllexport to class members here.
843 (i386_pe_determine_dllimport_p): Only check static class data for
845 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
846 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
847 functions for vague linkage.
848 (i386_pe_type_dllexport_p): Fix formatting.
849 (maybe_add_dllexport) New function.
850 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
853 2009-10-07 Ben Elliston <bje@au.ibm.com>
855 * config/rs6000/a2.md: Remove duplicated lines.
857 2009-10-07 Ben Elliston <bje@au.ibm.com>
859 * config.gcc (powerpc*-*-*): Handle a2.
860 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
861 * config/rs6000/a2.md: New file.
862 * config/rs6000/rs6000.opt (mno-update): New.
863 (mupdate): Return to using a mask, not a var.
864 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
865 (enum processor_type): Add PROCESSOR_PPCA2.
866 * config/rs6000/rs6000.c (ppca2_cost): New costs.
867 (rs6000_override_options): Add "a2" to processor_target_table.
868 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
869 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
871 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
873 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
874 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
875 reference to nonexistent gen_truncxfxf2 function.
877 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
879 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
880 (DWIH, g, di, doubleint_general_operand): New mode attributes.
881 (general_operand): Handle TI mode.
882 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
883 using SDWIM mode iterator.
884 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
885 pattern from *add{di,ti}3_1 patterns and corresponding splitters
886 using DWI mode iterator.
887 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
888 patterns using SWI mode iterator.
889 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
890 using SWI48 mode iterator.
891 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
892 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
893 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
894 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
895 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
896 using SDWIM mode iterator.
897 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
898 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
899 using DWI mode iterator.
900 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
901 patterns using SWI mode iterator.
902 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
903 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
904 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
905 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
906 patterns using plusminus code iterator.
907 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
908 sub<mode>3 patterns using plusminus code iterator.
909 * config/i386/i386.c (override_options): Update the call to
910 gen_subdi_carry_rex64 for renamed function.
911 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
912 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
913 calls to instruction expanders.
915 2009-10-06 Martin Jambor <mjambor@suse.cz>
918 * opts.c (decode_options): Run IPA-SRA at -O2.
920 2009-10-06 Richard Guenther <rguenther@suse.de>
922 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
924 2009-10-06 Tobias Burnus <burnus@net-b.de>
927 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
928 -flto and -fwhole-program flags can be combined.
930 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
933 * gcc.c (process_command): Check that -o argument was specified.
935 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
937 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
939 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
941 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
942 * doc/invoke.texi (Warning Options): Annotate allowed languages
943 for -Wunsuffixed-float-constants.
945 2009-10-05 Jakub Jelinek <jakub@redhat.com>
947 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
948 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
949 same name and isn't the main variant.
952 * dwarf2out.c (loc_by_reference): Removed.
953 (dw_loc_list_1): New function.
954 (dw_loc_list): Remove toplev argument, add want_address argument.
955 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
956 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
957 want_address == 2 to dw_loc_list. For successful dw_loc_list
958 set have_address to 1 only if want_address is not 0.
960 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
962 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
963 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
964 a code block followed by two pointers.
965 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
966 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
967 (MIPS_MOVE): Likewise.
968 (MIPS_LUI): Likewise.
970 (MIPS_BAL): Likewise.
971 (MIPS_NOP): Likewise.
972 (mips_asm_trampoline_template): Delete.
973 (mips_trampoline_code_size): New function.
974 (mips_trampoline_init): Add shorter sequences for all cases
975 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
976 Calculate the opcodes directly, rather than copying from a template.
977 Only flush the code part of the trampoline.
978 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
980 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
982 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
983 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
984 (INCOMING_RETURN_ADDR_RTX): Likewise.
985 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
987 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
988 with RETURN_ADDR_REGNUM.
989 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
990 * config/mips/mips.c (mips16_build_call_stub): Replace
991 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
992 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
993 (mips_print_operand_punctuation): Likewise.
994 (mips_frame_set): Likewise.
995 (mips16e_output_save_restore): Likewise.
996 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
997 (mips_save_reg_p): Likewise.
998 (mips_return_addr): Likewise.
999 (mips_set_return_address): Likewise.
1000 (mips_direct_save_slot_move_p): Likewise.
1001 (mips_output_function_prologue): Likewise.
1002 (mips_restore_reg): Likewise.
1003 (mips_expand_epilogue): Likewise.
1004 (mips_epilogue_uses): Likewise.
1005 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1006 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1007 (clear_hazard_<mode>): Likewise.
1008 (call_internal): Likewise.
1009 (call_internal_direct): Likewise.
1010 (call_direct_split): Likewise.
1011 (call_value_internal): Likewise.
1012 (call_value_split): Likewise.
1013 (call_value_internal_direct): Likewise.
1014 (call_value_direct_split): Likewise.
1015 (call_value_multiple_internal): Likewise.
1016 (call_value_multiple_split): Likewise.
1018 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1019 Jakub Jelinek <jakub@redhat.com>
1021 PR rtl-optimization/41511
1022 * combine.c (record_value_for_reg): Pass explicit values as argument
1023 to get_last_value_validate.
1024 (get_last_value_validate): Document INSN parameter.
1025 For non-readonly MEMs, assume they might have been modified if INSN
1026 was in another basic block.
1027 (get_last_value): Minor reformatting.
1029 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1032 * final.c (asm_str_count): Split out from asm_insn_count.
1033 * rtl.h (asm_str_count): New prototype.
1034 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1037 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1039 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1041 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1042 Rafael Espindola <espindola@google.com>
1044 * gengtype.c (write_types): Moved call to write_func_for_structure
1045 into seperate loops.
1047 2009-10-05 Richard Guenther <rguenther@suse.de>
1050 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1051 (input_cgraph_1): Input toplevel asms.
1053 2009-10-05 Richard Guenther <rguenther@suse.de>
1056 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1057 (external_aggregate_decl_p): Likewise.
1058 (lto_symtab_compatible): Re-structure. Remove dead code.
1059 For variables ignore toplevel qualifiers when comparing types.
1060 Issue warnings, not errors for mismatched user-alignment.
1062 2009-10-05 Richard Guenther <rguenther@suse.de>
1066 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1067 (struct lto_symtab_identifier_def): Likewise.
1068 (struct lto_symtab_decl_def): Likewise.
1069 (struct lto_symtab_entry_def): New.
1070 (lto_symtab_identifier_t): Rename to ...
1071 (lto_symtab_entry_t): ... this.
1072 (lto_symtab_decls): Remove.
1073 (lto_symtab_base_hash): Rename to ...
1074 (lto_symtab_entry_hash): ... this.
1075 (lto_symtab_base_eq): Rename to ...
1076 (lto_symtab_entry_eq): ... this.
1077 (lto_symtab_base_marked_p): Rename to ...
1078 (lto_symtab_entry_marked_p): ... this.
1079 (lto_symtab_identifier_marked_p): Remove.
1080 (lto_symtab_decl_marked_p): Likewise.
1081 (lto_symtab_maybe_init_hash_tables): Rename to ...
1082 (lto_symtab_maybe_init_hash_table): ... this.
1083 (lto_symtab_set_resolution_and_file_data): Remove.
1084 (lto_symtab_register_decl): New function.
1085 (lto_symtab_get_identifier): Remove.
1086 (lto_symtab_get): New function.
1087 (lto_symtab_get_resolution): Adjust.
1088 (lto_symtab_get_identifier_decl): Remove.
1089 (lto_symtab_set_identifier_decl): Likewise.
1090 (lto_symtab_merge_decl): Rename to ...
1091 (lto_symtab_merge): ... this. Rewrite.
1092 (lto_symtab_merge_var): Remove.
1093 (lto_symtab_merge_fn): Likewise.
1094 (lto_symtab_prevailing_decl): Adjust.
1095 (lto_cgraph_replace_node): New function.
1096 (lto_symtab_merge_decls_2): Likewise.
1097 (lto_symtab_merge_decls_1): Likewise.
1098 (lto_symtab_fixup_var_decls): Likewise.
1099 (lto_symtab_resolve_symbols): Likewise.
1100 (lto_symtab_merge_decls): Likewise.
1101 (lto_symtab_prevailing_decl): Adjust.
1102 (lto_symtab_get_symtab_def): Remove.
1103 (lto_symtab_get_file_data): Likewise.
1104 (lto_symtab_clear_resolution): Adjust.
1105 (lto_symtab_clear_resolution): Likewise.
1106 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1107 (input_cgraph_1): Likewise.
1108 * lto-streamer-in.c (get_resolution): Do not provide fake
1109 symbol resolutions here.
1110 (deferred_global_decls): Remove.
1111 (lto_register_deferred_decls_in_symtab): Likewise.
1112 (lto_register_var_decl_in_symtab): Change signature, register
1113 variable via lto_symtab_register_decl.
1114 (lto_register_function_decl_in_symtab): Likewise.
1115 (lto_read_tree): Adjust.
1116 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1117 (lto_symtab_merge_var): Likewise.
1118 (lto_symtab_merge_fn): Likewise.
1119 (lto_symtab_register_decl): Declare.
1120 (lto_symtab_merge_decls): Likewise.
1122 2009-10-05 Richard Guenther <rguenther@suse.de>
1124 PR tree-optimization/23821
1125 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1126 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1127 simple IV increments.
1129 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1131 * config/arm/arm.c (arm_override_options): Really initialize
1132 flag_dwarf2_cfi_asm to 0.
1134 2009-10-05 Doug Kwan <dougkwan@google.com>
1136 PR rtl-optimization/41574
1137 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1138 floating point and we are not doing unsafe math optimizations.
1140 2009-10-03 Simon Baldwin <simonb@google.com>
1141 Cary Coutant <ccoutant@google.com>
1142 Rafael Espindola <espindola@google.com>
1143 Richard Guenther <rguenther@suse.de>
1144 Jan Hubicka <jh@suse.cz>
1145 Doug Kwan <dougkwan@google.com>
1146 H.J. Lu <hongjiu.lu@intel.com>
1147 Bill Maddox <maddox@google.com>
1148 Ryan Mansfield <rmansfield@qnx.com>
1149 Diego Novillo <dnovillo@google.com>
1150 Ollie Wild <aaw@google.com>
1151 Kenneth Zadeck <zadeck@naturalbridge.com>
1153 * lto-cgraph.c: New file.
1154 * lto-compress.c: New file.
1155 * lto-compress.h: New file.
1156 * lto-opts.c: New file.
1157 * lto-section-in.c: New file.
1158 * lto-section-out.c: New file.
1159 * lto-streamer-in.c: New file.
1160 * lto-streamer-out.c: New file.
1161 * lto-streamer.c: New file.
1162 * lto-streamer.h: New file.
1163 * lto-symtab.c: New file.
1164 * lto-wpa-fixup.c: New file.
1165 * lto-wrapper.c: New file.
1167 2009-10-03 Simon Baldwin <baldwin@google.com>
1168 Ben Elliston <bje@au.ibm.com>
1169 Rafael Espindola <espindola@google.com>
1170 Nathan Froyd <froydnj@codesourcery.com>
1171 Jan Hubicka <jh@suse.cz>
1172 Doug Kwan <dougkwan@google.com>
1173 Diego Novillo <dnovillo@google.com>
1174 Kenneth Zadeck <zadeck@naturalbridge.com>
1176 * Makefile.in (enable_lto): New.
1177 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1178 (LINKER_PLUGIN_API_H): Define.
1179 (LTO_SYMTAB_H): Define.
1180 (LTO_STREAMER_H): Define.
1181 (TREE_VECTORIZER_H): Define.
1182 (INCLUDES): Add LIBELFINC.
1183 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1184 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1185 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1186 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1187 (native): Add lto-wrapper$(exeext)
1188 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1189 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1190 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1191 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1192 (varasm.o): Add dependency on tree-iterator.h.
1193 (cgraph.o): Add dependency on cif-code.def.
1194 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1195 (ipa-pure-const.o): Likewise.
1196 (GTFILES): Add lto-symtab.c.
1197 (install-lto-wrapper): New.
1198 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1199 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1200 * config.in: Regenerate.
1202 2009-10-03 Rafael Espindola <espindola@google.com>
1203 Diego Novillo <dnovillo@google.com>
1205 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1206 ipa_write_summaries.
1207 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1209 (cgraph_optimize): Make extern.
1211 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1212 Kenneth Zadeck <zadeck@naturalbridge.com>
1214 * toplev.c (in_lto_p): Declare.
1215 * collect2.c (scan_prog_file): Read all the output when reading
1216 information for LTO.
1217 (enum lto_mode_d): Declare.
1219 2009-10-03 Richard Guenther <rguenther@suse.de>
1220 Diego Novillo <dnovillo@google.com>
1222 * gimple.c: Include target.h and alias.h.
1223 (gimple_types): Declare.
1224 (type_hash_cache): Declare.
1225 (gimple_alloc_stat): Make extern.
1226 (gimple_build_eh_must_not_throw): Call
1227 gimple_eh_must_not_throw_set_fndecl.
1228 (struct type_pair_d): Declare.
1229 (type_pair_t): Declare.
1230 (type_pair_hash): New.
1231 (type_pair_eq): New.
1232 (lookup_type_pair): New.
1233 (gimple_force_type_merge): New.
1234 (compare_type_names_p): New.
1235 (compare_field_offset): New.
1236 (gimple_types_compatible_p): New.
1237 (struct sccs): Declare.
1238 (next_dfs_num): Declare.
1239 (iterative_hash_gimple_type): New.
1241 (iterative_hash_type_name): New.
1242 (iterative_hash_gimple_type): New.
1243 (gimple_type_hash): New.
1244 (gimple_type_eq): New.
1245 (gimple_register_type): New.
1246 (print_gimple_types_stats): New.
1247 (gimple_signed_or_unsigned_type): New.
1248 (gimple_unsigned_type): New.
1249 (gimple_signed_type): New.
1250 (gimple_get_alias_set): New.
1251 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1252 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1253 (gimple_force_type_merge): Declare.
1254 (gimple_types_compatible_p): Declare.
1255 (gimple_register_type): Declare.
1256 (print_gimple_types_stats): Declare.
1257 (gimple_unsigned_type): Declare.
1258 (gimple_signed_type): Declare.
1259 (gimple_get_alias_set): Declare.
1260 (gimple_eh_must_not_throw_set_fndecl): New.
1262 2009-10-03 Jan Hubicka <jh@suse.cz>
1263 Kenneth Zadeck <zadeck@naturalbridge.com>
1265 * ipa-pure-const.c: Include lto-streamer.h.
1266 (register_hooks): Factor out of ...
1267 (generate_summary): ... here.
1268 (pure_const_write_summary): New.
1269 (pure_const_read_summary): New.
1270 (pass_ipa_pure_const): Add pure_const_write_summary and
1271 pure_const_read_summary.
1272 * ipa-reference.c: Include lto-streamer.h.
1273 (add_new_function): New.
1274 (remove_node_data): New.
1275 (duplicate_node_data): New.
1276 (ipa_init): Guard against multiple calls.
1277 Move hook setup from analyze_function.
1278 (write_node_summary_p): New.
1279 (ipa_reference_write_summary): New.
1280 (ipa_reference_read_summary): New.
1281 (pass_ipa_reference): Add ipa_reference_write_summary and
1282 ipa_reference_read_summary.
1283 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1284 (struct cgraph_edge): Add fields lto_stmt_uid and
1285 call_stmt_cannot_inline_p.
1286 (cgraph_optimize): Declare.
1287 (cgraph_decide_is_function_needed): Declare.
1288 (reset_inline_failed): Declare.
1289 (enum LTO_cgraph_tags): Declare.
1290 (LTO_cgraph_tag_names): Declare.
1291 (LCC_NOT_FOUND): Define.
1293 2009-10-03 Doug Kwan <dougkwan@google.com>
1294 Rafael Espindola <espindola@google.com>
1295 Jan Hubicka <jh@suse.cz>
1296 Diego Novillo <dnovillo@google.com>
1297 Kenneth Zadeck <zadeck@naturalbridge.com>
1299 * passes.c (all_regular_ipa_passes): New.
1300 (all_ipa_passes): Rename to all_small_ipa_passes.
1301 (init_optimization_passes): Init all_regular_ipa_passes.
1302 * tree-pass.h (all_regular_ipa_passes): New.
1303 (all_ipa_passes): Rename to all_small_ipa_passes.
1304 * passes.c (all_lto_gen_passes): New.
1305 (init_optimization_passes): Initialize all_lto_gen_passes.
1306 (execute_ipa_summary_passes): Make non-static.
1307 (ipa_write_summaries_1): New.
1308 (ipa_write_summaries_2): New.
1309 (ipa_write_summaries): New.
1310 (ipa_write_summaries_of_cgraph_node_set): New.
1311 (ipa_read_summaries_1): New.
1312 (ipa_read_summaries): New.
1313 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1314 (execute_regular_ipa_pass_list): Remove.
1315 (init_optimization_passes): Schedule
1316 pass_rebuild_cgraph_edges and pass_early_inline outside
1317 of pass_all_early_optimizations. Document reason.
1318 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1319 pass_ipa_lto_finish_out): New pass.
1320 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1321 (execute_all_ipa_transforms): New.
1322 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1323 (dump_properties, debug_properties): New.
1324 * tree-optimize.c (gate_all_early_local_passes): Return
1325 false if we are in lto1.
1326 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1327 * tree-pass.h (execute_all_ipa_transforms): Declare.
1328 (pass_ipa_function_and_variable_visibility): Declare.
1329 (pass_ipa_early_inline): Declare.
1330 (pass_ipa_lto_gimple_out): Declare.
1331 (pass_ipa_lto_wpa_fixup): Declare.
1332 (pass_ipa_lto_finish_out): Declare.
1333 (all_small_ipa_passes, all_regular_ipa_passes,
1334 all_lto_gen_passes): Declare.
1335 (execute_ipa_summary_passes): Declare.
1336 (execute_all_ipa_transforms): Declare.
1337 (ipa_write_summaries): Declare
1338 (ipa_write_summaries_of_cgraph_node_set): Declare.
1339 (ipa_read_summaries): Declare.
1341 2009-10-03 Doug Kwan <dougkwan@google.com>
1342 Ollie Wild <aaw@google.com>
1344 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1346 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1347 (lto_mode): New variable.
1348 (maybe_run_lto_and_relink): Handle the -fwpa option.
1349 (main): Handle the -fwpa option.
1350 (maybe_unlink_list): New function.
1351 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1352 * common.opt (flto): New flag.
1353 * toplev.c (flag_generate_lto): Declare.
1355 2009-10-03 Simon Baldwin <simonb@google.com>
1357 * common.opt (flto-compression-level): New flag.
1359 * opts.c: Include lto-opts.h.
1360 (handle_option): Call lto_register_user_option for each
1361 valid option handled.
1362 (decode_options): Clear registered options before the options
1365 2009-10-03 Cary Coutant <ccoutant@google.com>
1367 * collect2.c (is_elf): New function.
1368 (scan_prog_file): Require LTO object to be in ELF format.
1370 2009-10-03 Rafael Espindola <espindola@google.com>
1372 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1373 libgcc to the linker.
1375 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1377 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1378 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1380 * collect2.h (collect_execute): Add flags argument.
1381 * tlink.c (tlink_execute): Update call to collect_execute.
1382 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1383 (use_linker_plugin): New.
1384 (use_linker_plugin_spec_function): New.
1385 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1386 (linker_plugin_file_spec): New.
1387 (lto_wrapper_spec): New.
1388 (lto_gcc_spec): New.
1389 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1390 (static_spec_functions): Add use-linker-plugin.
1391 (process_command): Handle -use-linker-plugin.
1392 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1393 linker_plugin_file_spec and lto_gcc_spec.
1394 (use_linker_plugin_spec_function): New.
1396 2009-10-03 Richard Guenther <rguenther@suse.de>
1400 * tree.h (is_lang_specific): Include LANG_TYPE.
1401 * tree.c (find_decls_types_r): Manually add interesting parts
1402 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1404 * gimple.c (type_pair_hash): Make symmetric.
1405 (type_pair_eq): Likewise.
1406 (lookup_type_pair): Increase initial hashtable size.
1407 (gimple_force_type_merge): Rely on type-pair symmetry.
1408 (visit): Remove excessive checking code.
1409 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1410 (gimple_register_type): Remove getenv calls, shrink initial
1414 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1415 inline functions if not generating lto output.
1418 * toplev.c (finalize): In WPA mode remove the asm file.
1420 2009-10-03 Doug Kwan <dougkwan@google.com>
1422 * ipa-inline.c (cgraph_mark_inline): Check
1423 edge->call_stmt_cannot_inline_p instead of calling
1424 gimple_call_cannot_inline_p.
1425 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1426 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1427 (inline_generate_summary): Do nothing in LTRANS.
1428 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1429 exists before calling gimple_call_cannot_inline_p.
1430 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1431 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1432 Update new_edge->lto_stmt_uid.
1433 * cgraphbuild.c (reset_inline_failed): New.
1435 * common.opt (fwpa): New flag.
1436 (fltrans): New option.
1437 * gcc.c (gcc_lto_option_t): New type.
1438 (current_lto_option): New variable.
1439 (lto_single_spec_function): Remove and is replaced by ..
1440 (lto_option_spec_function): New function.
1441 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1442 passing the -flto flag.
1443 (cc1_options): Separate non-LTO related parts into ..
1444 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1445 (lto1_options): New spec for lto FE.
1446 (link_lto_options): New spec for handling LTO flags in linker.
1447 (invoke_lto_single): Re-format to fit in 80 column. Replace
1448 lto-single with lto-option.
1449 (static_specs): Add cc1_non_lto_options, lto1_options and
1451 (static_spec_function): Replace lto-single with lto-option.
1452 (process_command): Handle -flto, -fwpa and -fltran by setting
1453 current_lto_option and not passing it to subprocess unconditionally.
1455 2009-10-03 Bill Maddox <maddox@google.com>
1457 Add `gcc' driver support for link-time code generation (LTO).
1459 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1460 (lto_flag, lto_objects, lto_o_file): New variables.
1461 (struct lto_object, struct lto_object_list): New structures.
1462 (collect_exit, handler): Remove LTO temporary output file on exit.
1463 (add_lto_object): New function.
1464 (maybe_run_lto_and_relink): New function. Perform link time code
1465 generation and relinking for object files containing LTO information.
1466 (main): Invoke maybe_run_lto_and_relink().
1467 (dump_argv): New function. For debugging, currently disabled.
1468 (scan_prog_file): Add LTO information pass.
1469 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1471 * toplev.c (compile_file): Emit assembler directive to create
1472 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1474 2009-10-03 Diego Novillo <dnovillo@google.com>
1476 * c.opt: Add LTO to warn_abi and warn_psabi.
1478 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1479 inline function. Ignore language-specific nodes. Update all users.
1480 (find_decls_types_r): Do not traverse the subtrees of
1481 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1482 * tree.h (is_lang_specific): New.
1483 * langhooks.h (struct lang_hooks_for_decls): Remove
1484 may_need_assembler_name_p. Update all users.
1486 * c-common.c (set_builtin_user_assembler_name): Move ...
1487 * builtins.c (set_builtin_user_assembler_name): ... here.
1488 (is_builtin_name): Add comment
1489 (is_builtin_fn): New.
1490 * except.c (output_ttype): Only call
1491 lookup_type_for_runtime if TYPE is not a runtime type.
1493 * passes.c (register_pass): Call position_pass on
1494 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1495 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1496 (TV_IPA_LTO_DECL_IO): Define.
1497 (TV_IPA_LTO_CGRAPH_IO): Define.
1499 (TV_WHOPR_WPA): Define.
1500 (TV_WHOPR_WPA_IO): Define.
1501 (TV_WHOPR_LTRANS): Define.
1502 (TV_WHOPR_WPA_FIXUP): Define.
1503 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1504 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1505 * tree-flow.h (tree_node_can_be_shared): Declare.
1506 * tree-inline.c (tree_can_inline_p): Check that E has a
1507 statement associated with it.
1508 * tree.c (free_lang_data_in_binf): Factor out of ...
1509 (free_lang_data_in_type): ... here.
1510 Call RECORD_OR_UNION_TYPE_P.
1511 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1512 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1513 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1514 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1515 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1516 (gate_free_lang_data): Return true if flag_generate_lto is set.
1517 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1518 * c-common.h (set_builtin_user_assembler_name): Move ...
1519 * tree.h (set_builtin_user_assembler_name): ... here.
1521 * common.opt (flto-report): New flag.
1522 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1523 * collect2.c (scan_prog_file): Send the error output of
1524 'nm' to HOST_BIT_BUCKET.
1526 2009-10-03 Ollie Wild <aaw@google.com>
1528 * langhooks-def.h (lhd_begin_section): New function declaration.
1529 (lhd_write_section): New function declaration.
1530 (lhd_end_section): New function declaration.
1531 (LANG_HOOKS_BEGIN_SECTION): New macro.
1532 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1533 (LANG_HOOKS_END_SECTION): New macro.
1534 (LANG_HOOKS_LTO): New macro.
1535 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1536 * langhooks.c (output.h): Add include.
1537 (saved_section): New static variable.
1538 (lhd_begin_section): New function.
1539 (lhd_write_section_data): New function.
1540 (lhd_end_section): New function.
1541 * langhooks.h (struct lang_hooks_for_lto): New structure.
1542 (struct lang_hooks): Add member lto.
1543 * Makefile.in (langhooks.o): Add dependency on output.h.
1545 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1547 2009-10-03 Richard Guenther <rguenther@suse.de>
1549 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1552 2009-10-03 Simon Baldwin <simonb@google.com>
1553 Richard Guenther <rguenther@suse.de>
1554 Janis Johnson <janis187@us.ibm.com>
1555 Doug Kwan <dougkwan@google.com>
1556 Diego Novillo <dnovillo@google.com>
1557 Ramana Radhakrishnan <ramana.r@gmail.com>
1558 Ollie Wild <aaw@google.com>
1560 * doc/install.texi: Add documentation for libelf and --enable-lto.
1561 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1562 -flto-report, -flto-compression-level and -use-linker-plugin.
1563 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1564 Add section for LTO Testing.
1566 2009-10-02 Cary Coutant <ccoutant@google.com>
1568 Add support for comdat type sections for DWARF v4.
1569 Merge from dwarf4 branch.
1571 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1572 (dw_die_ref): Define vector type.
1573 (enum dw_val_class): Add dw_val_class_data8.
1574 (struct dw_val_struct): Add v.val_data8.
1575 (comdat_type_node_ref): New type.
1576 (struct die_struct): Move die_symbol into a union; add new field
1577 die_type_node. Change all uses.
1578 (comdat_type_node): New type.
1579 (skeleton_chain_node): New type.
1580 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1581 (comdat_type_list): New variable.
1582 (dwarf_tag_name): Add DW_TAG_type_unit.
1583 (dwarf_attr_name): Add DW_AT_signature.
1584 (add_AT_data8): New function.
1585 (replace_child): New function.
1586 (move_all_children): New function.
1587 (print_signature): New function.
1588 (print_die): Print signature information; add dw_val_class_data8.
1589 (attr_checksum): Support dw_val_class_data8.
1590 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1591 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1592 (checksum_sleb128, checksum_uleb128): New functions.
1593 (checksum_die_context): New function.
1594 (loc_checksum_ordered): New function.
1595 (attr_checksum_ordered): New function.
1596 (struct checksum_attributes): New structure.
1597 (collect_checksum_attributes): New function.
1598 (die_checksum_ordered): New function.
1599 (generate_type_signature): New function.
1600 (same_dw_val_p): Add dw_val_class_data8.
1601 (is_symbol_die): Use new is_declaration_die function.
1602 (is_declaration_die): New function.
1603 (should_move_die_to_comdat): New function.
1604 (clone_die): New function.
1605 (clone_tree): New function.
1606 (clone_as_declaration): New function.
1607 (copy_declaration_context): New function.
1608 (generate_skeleton_ancestor_tree): New function.
1609 (generate_skeleton_bottom_up): New function.
1610 (generate_skeleton): New function.
1611 (remove_child_or_replace_with_skeleton): New function.
1612 (break_out_comdat_types): New function.
1613 (struct decl_table_entry): New type.
1614 (htab_decl_hash): New function.
1615 (htab_decl_eq): New function.
1616 (htab_decl_del): New function.
1617 (copy_ancestor_tree): New function.
1618 (copy_decls_walk): New function.
1619 (copy_decls_for_unworthy_types): New function.
1620 (build_abbrev_table): Don't assert on missing die_symbol when doing
1621 comdat type sections.
1622 (size_of_die): Use DW_FORM_sig8 for external references. Add
1624 (unmark_dies): Don't assert for unmarked dies when doing comdat
1626 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1627 (output_signature): New function.
1628 (output_die): Likewise.
1629 (output_compilation_unit_header): Mark output as DWARF version 3
1630 even if generating DWARF 4.
1631 (output_comdat_type_unit): New function.
1632 (output_line_info): Mark output as DWARF version 3 even if generating
1634 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1636 (dwarf2out_end_source_file): Likewise.
1637 (prune_unused_types_walk_attribs): Don't follow references into
1638 comdat type sections.
1639 (prune_unused_types_mark): When generating type units, do not mark
1640 children of non-defining declarations of types; do mark children of
1642 (prune_unused_types): Process comdat type sections.
1643 (htab_ct_hash): New function.
1644 (htab_ct_eq): New function.
1645 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1646 Add a pointer to the line table from type unit entries so
1647 DW_AT_decl_file has meaning.
1648 * varasm.c (default_elf_asm_named_section): Use identifier name as
1649 comdat key instead of lang hook.
1651 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1653 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1655 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1657 * config/i386/i386.md (SWIM248): New mode iterator.
1658 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1659 divmodhi4 patterns using SWIM248 macro.
1660 (*divmod<mode>4): Macroize insn_and_split pattern from
1661 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1662 and their corresponding splitters usign SWIM248 macro. Split SImode
1663 insn to generate cltd and DImode insn to generate cqto instead of
1664 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1665 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1666 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1667 *divmodsi_noext patterns using SWIM248 macro.
1668 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1669 udivmodhi4 patterns using SWIM248 macro.
1670 (*udivmod<mode>4): Macroize insn_and_split pattern from
1671 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1672 corresponding splitters using SWIM248 macro.
1673 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1674 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1676 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1678 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1679 of zero-sized element is zero-sized regardless of its extent.
1681 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1684 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1685 * configure: Regenerated.
1686 * config.in: Regenerated.
1687 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1688 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1689 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1690 not emitting .eh_frame, emit .cfi_sections .debug_frame
1695 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1696 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1698 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1699 vars use DECL_RTL with resetting it back to NULL afterwards.
1700 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1701 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1702 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1703 the attribute type allows it, otherwise use DW_FORM_dataN.
1704 (mem_loc_descriptor): Handle CONST_STRING.
1705 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1706 Handle MEM with CONST_STRING address using add_AT_string.
1707 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1708 CONST_STRING for const arrays initialized with a string literal.
1709 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1710 (dwarf2out_finish): Call resolve_addr.
1712 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1713 Maxim Kuvyrkov <maxim@codesourcery.com>
1715 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1717 2009-10-02 Nick Clifton <nickc@redhat.com>
1719 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1720 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1722 2009-10-01 Jan Hubicka <jh@suse.cz>
1724 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1725 (cgraph_create_virtual_clone): Just pass redirect_callers
1727 * cgraph.h (cgraph_clone_node): Update prototype.
1728 * ipa-pure-const.c (self_recursive_p): New function.
1729 (propagate): Use it.
1730 * ipa-inline.c (cgraph_clone_inlined_nodes,
1731 cgraph_decide_recursive_inlining): Update.
1733 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1735 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1736 instructions for TARGET_OCTEON.
1738 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1740 * config/arm/arm.c (arm_override_options): Turn off
1741 flag_dwarf2_cfi_asm for AAPCS variants.
1743 2009-10-01 Martin Jambor <mjambor@suse.cz>
1746 * tree-sra.c (convert_callers): Do not call
1747 compute_inline_parameters on one caller more than once.
1749 2009-10-01 Nick Clifton <nickc@redhat.com>
1751 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1752 an empty string if not already defined.
1754 2009-10-01 Martin Jambor <mjambor@suse.cz>
1757 * tree-sra.c (is_va_list_type): New function.
1758 (find_var_candidates): Call is_va_list_type.
1759 (find_param_candidates): Check that the type or the type pointed
1760 to are not va_list types.
1762 2009-10-01 Martin Jambor <mjambor@suse.cz>
1765 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1766 DECL_ARTIFICIAL (param_decl) is true.
1768 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1770 * tree.h (tree_decl_common::lang_flag_8): New.
1771 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1773 * c-common.h (RID_CONSTEXPR): New.
1775 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1777 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1778 Use ref-all pointers.
1779 (alpha_gimplify_va_arg): Ditto.
1781 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1784 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1785 before insn counting loop now that BB_END (bb) is counted. Ensure
1786 the return value isn't zero.
1788 2009-09-30 Nick Clifton <nickc@redhat.com>
1790 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1791 with separate definitions of c_target_objs and cxx_target_objs.
1792 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1794 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1795 sh_symbian_import_export_class.
1796 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1797 * config/sh/symbian.c: Delete, moving code into...
1798 * config/sh/symbian-base.c: ... here
1799 * config/sh/symbian-c.c: ... and here
1800 * config/sh/symbian-cxx.c: ... and here.
1802 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1805 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1806 of plus RTX into register.
1808 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1810 * doc/install.texi: Linguistic and markup fixes.
1811 (Configuration) <--disable-cpp>: Remove description.
1812 <--enable-maintainer-mode>: Autotools files are affected, too.
1813 <--with-sysroot>: Improve description.
1814 (Building): Bump required GNU make version.
1816 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1818 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1819 (x86_64-*-*): Ditto.
1821 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1822 intrinisics for FMA4.
1823 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1824 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1825 Add FMA4 check and fma4intrin.h.
1826 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1828 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1829 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1830 constant for FMA4 support.
1831 (UNSPEC_FMA4_FMADDSUB): Ditto.
1832 (UNSPEC_FMA4_FMSUBADD): Ditto.
1833 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1834 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1835 (ix86_expand_fma4_multiple_memory): Ditto.
1836 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1837 (OPTION_MASK_ISA_FMA4_UNSET): New.
1838 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1839 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1840 (ix86_handle_option): Handle -mfma4.
1841 (isa_opts): Handle -mfma4.
1842 (enum pta_flags): Add PTA_FMA4.
1843 (override_options): Add FMA4 support.
1844 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1845 (IX86_BUILTIN_VFMADDSD): Ditto.
1846 (IX86_BUILTIN_VFMADDPS): Ditto.
1847 (IX86_BUILTIN_VFMADDPD): Ditto.
1848 (IX86_BUILTIN_VFMSUBSS): Ditto.
1849 (IX86_BUILTIN_VFMSUBSD): Ditto.
1850 (IX86_BUILTIN_VFMSUBPS): Ditto.
1851 (IX86_BUILTIN_VFMSUBPD): Ditto.
1852 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1853 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1854 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1855 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1856 (IX86_BUILTIN_VFNMADDSS): Ditto.
1857 (IX86_BUILTIN_VFNMADDSD): Ditto.
1858 (IX86_BUILTIN_VFNMADDPS): Ditto.
1859 (IX86_BUILTIN_VFNMADDPD): Ditto.
1860 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1861 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1862 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1863 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1864 (IX86_BUILTIN_VFMADDPS256): Ditto.
1865 (IX86_BUILTIN_VFMADDPD256): Ditto.
1866 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1867 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1868 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1869 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1870 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1871 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1872 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1873 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1874 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1875 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1876 (enum multi_arg_type): New enum for describing the various FMA4
1877 intrinsic argument types.
1878 (bdesc_multi_arg): New table for FMA4 intrinsics.
1879 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1880 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1882 (ix86_expand_builtin): Add FMA4 intrinsic support.
1883 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1884 operand instructions.
1885 (ix86_expand_fma4_multiple_memory): New function to split the
1886 second memory reference from FMA4 instructions.
1887 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1888 (ssemodesuffixf2s): Ditto.
1889 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1891 (fma4_fmsub<mode>4): Ditto.
1892 (fma4_fnmadd<mode>4): Ditto.
1893 (fma4_fnmsub<mode>4): Ditto.
1894 (fma4_vmfmadd<mode>4): Ditto.
1895 (fma4_vmfmsub<mode>4): Ditto.
1896 (fma4_vmfnmadd<mode>4): Ditto.
1897 (fma4_vmfnmsub<mode>4): Ditto.
1898 (fma4_fmadd<mode>4256): Ditto.
1899 (fma4_fmsub<mode>4256): Ditto.
1900 (fma4_fnmadd<mode>4256): Ditto.
1901 (fma4_fnmsub<mode>4256): Ditto.
1902 (fma4_fmaddsubv8sf4): Ditto.
1903 (fma4_fmaddsubv4sf4): Ditto.
1904 (fma4_fmaddsubv4df4): Ditto.
1905 (fma4_fmaddsubv2df4): Ditto.
1906 (fma4_fmsubaddv8sf4): Ditto.
1907 (fma4_fmsubaddv4sf4): Ditto.
1908 (fma4_fmsubaddv4df4): Ditto.
1909 (fma4_fmsubaddv2df4): Ditto.
1910 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1911 instructions for intrinsics.
1912 (fma4i_fmsub<mode>4): Ditto.
1913 (fma4i_fnmadd<mode>4): Ditto.
1914 (fma4i_fnmsub<mode>4): Ditto.
1915 (fma4i_vmfmadd<mode>4): Ditto.
1916 (fma4i_vmfmsub<mode>4): Ditto.
1917 (fma4i_vmfnmadd<mode>4): Ditto.
1918 (fma4i_vmfnmsub<mode>4): Ditto.
1919 (fma4i_fmadd<mode>4256): Ditto.
1920 (fma4i_fmsub<mode>4256): Ditto.
1921 (fma4i_fnmadd<mode>4256): Ditto.
1922 (fma4i_fnmsub<mode>4256): Ditto.
1923 (fma4i_fmaddsubv8sf4): Ditto.
1924 (fma4i_fmaddsubv4sf4): Ditto.
1925 (fma4i_fmaddsubv4df4): Ditto.
1926 (fma4i_fmaddsubv2df4): Ditto.
1927 (fma4i_fmsubaddv8sf4): Ditto.
1928 (fma4i_fmsubaddv4sf4): Ditto.
1929 (fma4i_fmsubaddv4df4): Ditto.
1930 (fma4i_fmsubaddv2df4): Ditto.
1932 * doc/invoke.texi (-mfma4): Add documentation.
1933 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1935 2009-09-29 Richard Henderson <rth@redhat.com>
1937 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1938 an edge to the new destination block.
1940 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1943 * pa.c (hppa_profile_hook): Use
1944 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1946 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1947 Alexander Monakov <amonakov@ispras.ru>
1950 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1951 (not_postinc_memory_operand): New.
1952 (not_postinc_move_operand): New.
1953 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1954 (*cmovsi_internal): Ditto.
1956 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1958 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1959 restrict issue_rate in first pass when scheduling for register
1962 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1963 Rafael Avila de Espindola <espindola@google.com>
1965 * gengtype.c (plugin_output): New.
1966 (get_output_file_with_visibility): Return plugin_output for plugins.
1967 (main): Parse and use the -P option.
1968 * gty.texi: Update the command line format.
1970 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1973 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1975 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1976 out if !const_ok_for_output.
1979 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1980 case VAR_LOCATION>: Remove gcc_unreachable ().
1982 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1984 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1985 (x86_64-*-*): Ditto.
1986 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1987 back to smmintrin.h.
1988 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1989 * config/i386/x86intrin.h: Remove SSE5.
1990 * config/i386/mmintrin-common.h: Delete file.
1991 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1993 2009-09-29 Richard Guenther <rguenther@suse.de>
1995 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1996 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1998 2009-09-29 Nick Clifton <nickc@redhat.com>
2000 * function.c (current_function_name): If there is no current
2001 function just return "<none>".
2003 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2005 * tree-pass.h (register_pass_info): New structure.
2006 (pass_positioning_ops): Move enum from gcc-plugin.h.
2007 (register_pass): New function.
2008 * gcc-plugin.h (plugin_pass): Delete structure.
2009 (pass_positioning_ops): Delete enum.
2010 * plugin.c (regsiter_pass): Delete function.
2011 (position_pass): Delete function.
2012 (added_pass_nodes): Delete variable.
2013 (prev_added_pass_nodes): Delete variable.
2014 (pass_list_node): Delete structure.
2015 * passes.c (make_pass_instance): New function.
2016 (next_pass_1): Change to call make_pass_instance.
2017 (pass_list_node): Move structure from gcc-plugin.h.
2018 (added_pass_nodes): Move variable from plugin.c.
2019 (prev_added_pass_nodes): Move variable from plugin.c.
2020 (position_pass): New function.
2021 (register_pass): New function.
2023 2009-09-28 Easwaran Raman <eraman@google.com>
2025 * ifcvt.c (noce_try_abs): Recognize pattern and call
2026 expand_one_cmpl_abs_nojump.
2027 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2028 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2030 2009-09-28 Ian Lance Taylor <iant@google.com>
2033 * c-opts.c (c_common_handle_option): Don't set
2034 warn_jump_misses_init for -Wall.
2035 * doc/invoke.texi (Warning Options): Update documentation.
2037 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2039 * Makefile.in ($(out_object_file)): Depend on
2040 gt-$(basename $(notdir $(out_file))).h.
2042 2009-09-28 Richard Henderson <rth@redhat.com>
2044 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2045 * except.c (gen_eh_region): Set it.
2046 (duplicate_eh_regions_1): Copy it.
2047 * tree-eh.c (lower_resx): Use it to determine which function
2050 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2051 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2052 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2053 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2054 BUILT_IN_CXA_END_CLEANUP if necessary.
2056 * c-common.c (c_define_builtins): Update call to
2057 build_common_builtin_nodes.
2059 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2061 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2063 2009-09-28 Michael Matz <matz@suse.de>
2065 * builtins.c (interclass_mathfn_icode): New helper.
2066 (expand_builtin_interclass_mathfn): Use it here, and split folding
2068 (fold_builtin_interclass_mathfn): ... this new folder.
2069 (build_call_nofold_loc): New static helper.
2070 (build_call_nofold): New wrapper macro for above.
2071 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2072 (expand_builtin_pow): Ditto.
2073 (expand_builtin_memset_args): Ditto.
2074 (expand_builtin_printf): Ditto.
2075 (expand_builtin_fprintf): Ditto.
2076 (expand_builtin_sprintf): Ditto.
2077 (expand_builtin_memory_chk): Ditto.
2078 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2079 (expand_builtin_stpcpy): Ditto.
2080 (expand_builtin_strcmp): Ditto.
2081 (expand_builtin_strncmp): Ditto.
2082 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2083 (expand_builtin_strcpy_args): Don't call folders.
2084 (expand_builtin_memcmp): Ditto.
2085 (expand_builtin_strncpy): Ditto, and use target.
2086 (expand_builtin_memcpy): Ditto.
2087 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2088 expand_builtin_strpbrk, expand_builtin_memmove,
2089 expand_builtin_memmove_args, expand_builtin_bcopy,
2090 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2091 expand_builtin_strspn, expand_builtin_strcspn,
2092 expand_builtin_fputs): Remove these.
2093 (expand_builtin): Don't call the above, change calls to other
2094 expanders that changed prototype.
2095 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2096 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2097 fold_builtin_interclass_mathfn.
2098 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2099 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2101 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2102 * passes.c (init_optimization_passes): Move pass_fold_builtins
2103 after last phiopt pass.
2104 * tree-inline.c (fold_marked_statements): When folding builtins
2105 iterate over all instruction potentially generated.
2106 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2108 (fold_gimple_call): Use it to always fold calls (into potentially
2109 multiple instructions).
2110 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2111 calls into zero at this time.
2112 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2113 statements generated by builtin folding.
2115 2009-09-28 Nick Clifton <nickc@redhat.com>
2117 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2119 2009-09-28 Duncan Sands <baldrick@free.fr>
2121 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2122 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2123 (register_callback): Dispatch it.
2124 (invoke_plugin_callbacks): Incorporate in sanity check.
2125 * ggc.h (ggc_register_cache_tab): Add declaration.
2126 * ggc-common.c (ggc_register_root_tab): Simplify.
2127 (const_ggc_cache_tab_t): New typedef.
2128 (extra_cache_vec): New vector of dynamically added cache tables.
2129 (ggc_register_cache_tab): New function.
2130 (ggc_scan_cache_tab): New function.
2131 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2132 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2134 2009-09-27 Richard Henderson <rth@redhat.com>
2136 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2137 which we remove __builtin_stack_restore.
2139 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2141 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2142 to test for GRD_INVARIANT.
2143 (simple_rhs_p): Anything that's function_invariant_p is fine.
2145 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2147 * gengtype.c (main): Use plunge_files instead of plugin_output.
2149 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2150 Rafael Avila de Espindola <espindola@google.com>
2152 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2153 Don't print pch related info if it is false.
2154 (main): Don't print pch info in plugin mode.
2156 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2158 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2159 with dw_val_class_const_double.
2160 (struct dw_val_struct): Replace val_long_long with val_double and
2161 adjust for above change.
2162 (output_loc_operands): Likewise.
2163 (add_AT_long_long): Rename into...
2164 (add_AT_double): ...this.
2165 (print_die): Replace dw_val_class_long_long with
2166 dw_val_class_const_double and adjust.
2167 (attr_checksum): Likewise.
2168 (same_dw_val_p): Likewise.
2169 (size_of_die): Likewise.
2170 (value_format): Likewise.
2171 (output_die): Likewise.
2172 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2173 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2174 instead of add_AT_long_long.
2175 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2176 value with the precision of its type.
2178 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2181 * c-typeck.c (build_conditional_expr): Use the readonly and
2182 volatile flags of the operand types, not of the operands itself.
2184 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2186 * collect2.c (main): Look for -brtl before adding libraries.
2188 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2190 * config.gcc: Update OpenBSD targets.
2191 * config/openbsd-stdint.h: New file.
2192 * config/openbsd-libpthread.h: New file.
2193 * config/openbsd.h: Update and break out LIB_SPEC definition.
2194 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2195 * config/i386/openbsdelf.h: Correct types.
2196 * config/m68k/openbsd.h: Likewise.
2197 * config/mips/openbsd.h: Likewise.
2198 * config/vax/openbsd.h: Likewise.
2200 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2202 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2203 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2204 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2205 of the length and zero.
2207 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2209 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2210 (FLAGS_H): Add options.h $(REAL_H).
2211 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2212 (TREE_VECTORIZER_H): New.
2213 (EBITMAP_H): Renamed from EBIMAP_H.
2214 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2215 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2216 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2217 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2218 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2219 (graphite-clast-to-gimple.o, graphite-dependences.o)
2220 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2221 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2222 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2223 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2224 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2225 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2226 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2227 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2228 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2229 updated and fixed as per above changes and per
2230 check_makefile_deps.sh output.
2233 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2234 * configure: Regenerate.
2236 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2238 * doc/install.texi: Update minimum MPC version to 0.7.
2240 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2242 * doc/install.texi (Binaries): Remove reference to the binary
2243 distribution CD-ROM from the FSF.
2245 2009-09-26 Michael Matz <matz@suse.de>
2249 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2250 that are mentioned in the body.
2252 2009-09-26 Michael Matz <matz@suse.de>
2254 PR tree-optimization/41454
2255 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2256 (tree_ssa_dominator_optimize): Don't allocate and free it.
2257 (dom_opt_leave_block): Don't iterate over it.
2258 (eliminate_redundant_computations): Don't return a value.
2259 (cprop_operand, cprop_into_stmt): Ditto.
2260 (optimize_stmt): Don't defer updating stmts.
2262 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2264 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2265 generic_parameter_die, template_parameter_pack_die,
2266 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2267 renaming DW_TAG_formal_parameter_pack and
2268 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2269 and DW_TAG_GNU_template_parameter_pack.
2271 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2273 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2274 * config/v850/v850.c (v850_function_value): New function.
2275 (TARGET_FUNCTION_VALUE): Define.
2277 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2279 * tree-vect-stmts.c (vectorizable_call): Call
2280 mark_symbols_for_renaming after vect_finish_stmt_generation.
2282 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2283 to loc_descriptor_from_tree.
2284 (add_location_or_const_value_attribute): Pass 0 instead of 2
2285 for decl_by_reference_p decls.
2287 2009-09-25 Richard Guenther <rguenther@suse.de>
2290 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2293 2009-09-25 Ben Elliston <bje@au.ibm.com>
2295 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2298 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2300 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2301 form of instruction.
2303 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2306 * fold-const.c (const_binop): Handle complex int division.
2307 * tree-complex.c (expand_complex_div_straight,
2308 expand_complex_div_wide): Update comments.
2310 2009-09-24 DJ Delorie <dj@redhat.com>
2313 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2314 (reg_class): Likewise.
2315 (REG_CLASS_NAMES): Likewise.
2316 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2317 (m32c_override_options): Disable -fivopts for M32C.
2319 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2321 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2322 Delete VSX load/store with update support.
2323 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2324 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2328 (VStype_load_update): Ditto.
2329 (VStype_store_update): Ditto.
2330 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2331 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2333 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2334 load/store with update builtins.
2336 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2338 * libgcc2.c (L_trampoline): Prototype for getpagesize
2339 and mprotect in WINNT case.
2341 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2343 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2344 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2345 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2346 'outgoing' argument.
2347 (TARGET_FUNCTION_VALUE): Define.
2349 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2351 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2353 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2356 * common.opt: Initialize dwarf_strict to -1.
2357 * toplev.c (process_options): Catch unset dwarf_strict
2358 and set to 0 for all targets not overriding.
2359 * config/darwin.c (darwin_override_options): Catch unset
2360 dwarf_strict and override to 1.
2362 2009-09-24 Jeff Law <law@redhat.com>
2364 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2366 2009-09-24 Richard Guenther <rguenther@suse.de>
2368 PR tree-optimization/36143
2369 PR tree-optimization/38747
2370 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2371 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2373 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2376 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2377 return false instead of gcc_unreachable (). For CONST return the
2378 value returned by recursive call instead of always returning true.
2379 (tree_add_const_value_attribute): Return the value returned by
2380 add_const_value_attribute instead of always returning true if rtl
2383 2009-09-23 Justin Seyster <jrseys@gmail.com>
2385 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2387 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2389 * cgraphunit.c (cgraph_lower_function): Revert last change.
2390 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2391 instead of DECL_NO_STATIC_CHAIN.
2392 * tree-cfg.c (verify_gimple_call): Likewise.
2393 * tree-nested.c (get_chain_decl, get_chain_field,
2394 convert_tramp_reference_op, convert_gimple_call): Likewise.
2395 (convert_all_function_calls): Likewise. Always set or clear
2396 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2397 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2398 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2400 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2401 DECL_NO_STATIC_CHAIN.
2402 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2403 instead of DECL_NO_STATIC_CHAIN.
2404 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2405 decl_function_context.
2406 * varasm.c (initializer_constant_valid_p): Likewise.
2407 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2408 (DECL_STATIC_CHAIN): ... this.
2409 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2410 instead of DECL_NO_STATIC_CHAIN.
2412 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2413 Rafael Avila de Espindola <espindola@google.com>
2415 * gengtype.c (nb_plugin_files): Make it unsigned to match
2416 num_gt_files. Adjust other variables to avoid warnings.
2417 (main): Allocate an all zero lang_bitmap before each plugin file name
2418 to match regular file names.
2420 2009-09-23 Richard Henderson <rth@redhat.com>
2422 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2423 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2424 static chain passed in memory.
2425 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2426 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2427 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2428 STATIC_CHAIN_REGNUM defined.
2430 * config/picochip/picochip-protos.h: s/class/klass/.
2431 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2432 (picochip_static_chain): New.
2433 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2434 (STATIC_CHAIN_INCOMING): Remove.
2436 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2437 (xtensa_static_chain): New.
2438 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2439 (STATIC_CHAIN_INCOMING): Remove.
2441 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2443 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2444 * config/pa/pa-protos.h (function_value): Remove.
2445 * config/pa/pa.c (pa_function_value): Rename from function_value.
2446 Make static, add 'outgoing' argument.
2447 (TARGET_FUNCTION_VALUE): Define.
2449 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2451 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2452 instead of cfun->machine->is_leaf.
2453 * config/avr/avr.h (machine_function): Remove is_leaf field.
2455 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2458 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2459 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2460 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2461 the same size, prefer DW_OP_stack_value.
2462 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2463 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2465 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2468 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2470 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2473 * cfgexpand.c (convert_debug_memory_address): New.
2474 (expand_debug_expr): Convert base address and offset to the same
2475 mode. Use it to convert addresses to other modes. Accept
2478 2009-09-23 Richard Guenther <rguenther@suse.de>
2480 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2481 produced for bigendian targets with promoted subregs.
2483 2009-09-23 Richard Guenther <rguenther@suse.de>
2485 * value-prof.c (gimple_ic): Purge old EH edges only after building
2488 2009-09-23 Nick Clifton <nickc@redhat.com>
2490 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2492 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2495 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2498 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2499 on non-nested functions.
2501 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2502 Jan Hubicka <jh@suse.cz>
2504 * dwarf2out.c (loc_list_plus_const): Only define if
2505 DWARF2_DEBUGGING_INFO.
2506 (address_of_int_loc_descriptor): Likewise.
2509 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2511 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2514 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2515 constant is more than zero.
2517 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2520 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2521 call final to emit non-scheduled prologue, instead insert at entry.
2523 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2524 Joseph S. Myers <joseph@codesourcery.com>
2526 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2528 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2529 Rafael Avila de Espindola <espindola@google.com>
2531 * gengtype.c (is_file_equal): New function.
2532 (close_output_files): Use is_file_equal. Free of->buf.
2534 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2535 Rafael Avila de Espindola <espindola@google.com>
2537 * gengtype.c (write_types, write_local): Add the output_header
2538 argument. Update all callers.
2540 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2542 * dwarf2out.c (template_parameter_pack_die,
2543 gen_formal_parameter_pack_die ): New functions.
2544 (make_ith_pack_parameter_name): Remove this function.
2545 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2546 DW_TAG_formal_parameter_pack.
2547 (gen_generic_params_dies): Represent each template parameter pack
2548 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2549 represented by usual DW_TAG_template_*_parameter DIEs that are
2550 children of the DW_TAG_template_parameter_pack element DIE.
2551 (generic_parameter_die): This doesn't deal with parameter pack
2552 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2553 of parameter pack DIEs.
2554 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2555 in certain cases, e.g. for pack elements.
2556 (gen_formal_types_die, gen_decl_die): Adjust usage of
2557 gen_formal_parameter_die.
2558 (gen_subprogram_die): Represent each function parameter pack by a
2559 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2560 represented by usual DW_TAG_formal_parameter DIEs that are children
2561 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2562 ____builtin_va_alist decls as no part of the compiler uses those
2564 * langhooks.h (struct lang_hooks_for_decls): Add
2565 function_parm_expanded_from_pack_p, get_generic_function_decl
2566 and function_parameter_pack_p hooks. Fix comment for
2567 get_innermost_generic_parms hook.
2568 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2569 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2570 macros and use them to initialize lang_hook.
2572 2009-09-22 Richard Henderson <rth@redhat.com>
2574 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2575 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2576 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2577 on TRAMPOLINE_TEMPLATE.
2578 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2579 TRAMPOLINE_ADJUST_ADDRESS.
2580 * targhooks.c (default_asm_trampoline_template): Remove.
2581 (default_trampoline_adjust_address): Remove.
2582 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2583 * targhooks.h: Update decls.
2585 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2587 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2588 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2589 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2591 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2594 * reload1.c (reload): Reset debug insns with pseudos without
2597 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2599 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2600 unconditional true for decimal float modes.
2601 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2602 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2604 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2606 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2607 Enable a new case for __FreeBSD__ >= 7.
2608 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2609 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2610 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2611 and USE_LD_AS_NEEDED.
2613 * doc/install.texi (*-*-freebsd*): Update target information.
2615 2009-09-22 Richard Guenther <rguenther@suse.de>
2618 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2619 arrays really properly.
2621 2009-09-22 Richard Henderson <rth@redhat.com>
2624 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2625 calls.static_chain, calls.trampoline_init,
2626 calls.trampoline_adjust_address.
2627 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2628 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2629 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2630 * builtins.c (expand_builtin_setjmp_receiver): Use
2631 targetm.calls.static_chain; only clobber registers.
2632 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2633 set up memory attributes properly for the trampoline block.
2634 (expand_builtin_adjust_trampoline): Use
2635 targetm.calls.trampoline_adjust_address.
2636 * calls.c (prepare_call_address): Add fndecl argument. Use
2637 targetm.calls.static_chain.
2638 * df-scan.c (df_need_static_chain_reg): Remove.
2639 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2640 consolodate static chain handling.
2641 * doc/tm.texi: Document new hooks.
2642 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2643 (init_emit_regs): Don't initialize them.
2644 * expr.h (prepare_call_address): Update decl.
2645 * final.c (profile_function): Use targetm.calls.static_chain.
2646 * function.c (expand_function_start): Likewise.
2647 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2648 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2649 only clobber registers.
2650 * targhooks.c (default_static_chain): New.
2651 (default_asm_trampoline_template, default_trampoline_init): New.
2652 (default_trampoline_adjust_address): New.
2653 * targhooks.h: Declare them.
2654 * varasm.c (assemble_trampoline_template): Use
2655 targetm.asm_out.trampoline_template. Make the memory block const
2658 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2659 alpha_initialize_trampoline. Make static. Merge VMS parameter
2660 differences into the TARGET_ABI_OPEN_VMS code block.
2661 (TARGET_TRAMPOLINE_INIT): New.
2662 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2663 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2664 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2665 (INITIALIZE_TRAMPOLINE): Remove.
2667 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2668 (TRAMPOLINE_TEMPLATE): Merge with ...
2669 (INITIALIZE_TRAMPOLINE): ... this and move ...
2670 * config/arc/arc.c (arc_trampoline_init): ... here.
2671 (TARGET_TRAMPOLINE_INIT): New.
2673 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2674 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2675 (arm_asm_trampoline_template): New.
2676 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2677 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2678 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2679 code to arm_asm_trampoline_template.
2680 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2681 arm_trampoline_adjust_address.
2682 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2683 adjust for target hook parameters.
2685 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2688 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2689 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2690 (bfin_trampoline_init): Rename from initialize_trampoline;
2691 make static; update for target hook parameters.
2692 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2693 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2694 bfin_asm_trampoline_template.
2695 (INITIALIZE_TRAMPOLINE): Remove.
2697 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2698 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2699 cris_trampoline_init): New.
2700 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2701 cris_asm_trampoline_template.
2702 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2703 adjust for target hook parameters.
2705 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2707 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2708 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2709 fr30_trampoline_init): New.
2710 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2711 fr30_asm_trampoline_template.
2712 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2713 adjust for target hook parameters.
2715 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2716 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2717 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2718 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2719 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2721 * config/h8300/h8300.c (h8300_trampoline_init): New.
2722 (TARGET_TRAMPOLINE_INIT): New.
2723 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2724 to h8300_trampoline_init and adjust for hook parameters.
2726 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2727 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2728 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2729 make static; adjust for hook parameters.
2730 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2732 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2733 (TARGET_TRAMPOLINE_INIT): New.
2734 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2735 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2736 iq2000_asm_trampoline_template.
2737 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2738 (TRAMPOLINE_CODE_SIZE): New.
2739 (TRAMPOLINE_SIZE): Use it.
2740 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2742 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2743 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2744 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2745 adjust for hook parameters.
2746 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2748 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2749 (m32r_trampoline_init): New.
2750 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2751 m32r_trampoline_init.
2753 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2754 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2755 make static; update for hook parameters.
2756 * config/m68hc11/m68hc11-protos.h: Update.
2757 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2759 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2760 (TARGET_TRAMPOLINE_INIT): New.
2761 (mcore_function_value): Fix typo.
2762 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2763 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2764 to mcore_asm_trampoline_template.
2765 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2767 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2768 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2769 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2770 update for hook parameters.
2771 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2773 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2774 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2775 mips_trampoline_init): New.
2776 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2777 mips_asm_trampoline_template.
2778 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2779 update for hook parameters.
2781 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2782 (TARGET_TRAMPOLINE_INIT): New.
2783 (mmix_trampoline_size): Remove.
2784 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2785 make static. Remove out-of-date tetra vs octa comment.
2786 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2787 make static; update for hook parameters.
2788 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2789 (INITIALIZE_TRAMPOLINE): Remove.
2790 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2791 (TRAMPOLINE_ALIGNMENT): New.
2792 * gcc/config/mmix/mmix-protos.h: Update.
2794 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2795 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2796 mn10300_trampoline_init): New.
2797 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2798 mn10300_asm_trampoline_template.
2799 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2801 * config/moxie/moxie.c (moxie_static_chain,
2802 moxie_asm_trampoline_template, moxie_trampoline_init,
2803 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2804 TARGET_TRAMPOLINE_INIT): New.
2805 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2806 moxie_trampoline_init.
2807 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2808 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2810 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2811 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2812 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2813 pa_trampoline_adjust_address): New.
2814 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2815 pa_asm_trampoline_template.
2816 (TRAMPOLINE_ALIGNMENT): New.
2817 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2818 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2819 adjust for hook parameters.
2820 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2822 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2823 (TARGET_TRAMPOLINE_INIT): New.
2824 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2825 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2827 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2829 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2830 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2831 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2832 make static; adjust parameters for the hook.
2833 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2835 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2836 s390_trampoline_template; make static.
2837 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2838 make static; adjust for target hook.
2839 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2840 * config/s390/s390-protos.h: Remove trampoline decls.
2841 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2842 (TRAMPOLINE_TEMPLATE): Remove.
2843 (TRAMPOLINE_ALIGNMENT): New.
2845 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2846 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2847 (TARGET_TRAMPOLINE_INIT): New.
2848 (score_asm_trampoline_template): New.
2849 (score_trampoline_init): Rename from score_initialize_trampoline;
2850 make static; adjust for hook parameters.
2851 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2852 score[37]_asm_trampoline_template.
2853 (INITIALIZE_TRAMPOLINE): Remove.
2854 * config/score/score3.c (score3_asm_trampoline_template): New.
2855 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2856 adjust for target hook.
2857 * config/score/score7.c (score7_asm_trampoline_template): New.
2858 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2859 adjust for target hook.
2860 * config/score/score3.h, config/score/score7.h: Update.
2862 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2863 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2864 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2865 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2866 make static; adjust for target hook parameters.
2867 (sh_trampoline_adjust_address): New.
2868 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2869 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2871 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2872 (sparc32_initialize_trampoline): Rename from
2873 sparc_initialize_trampoline; make static; replace tramp parameter
2874 with m_tramp and update memory accesses.
2875 (sparc64_initialize_trampoline): Similarly.
2876 (sparc_trampoline_init): New.
2877 * config/sparc/sparc-protos.h: Remove trampoline decls.
2878 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2879 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2881 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2882 (array_to_constant): Make ARR parameter const.
2883 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2884 make static; update for hook parameters.
2885 * config/spu/spu-protos.h: Update decls.
2886 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2888 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2889 from xstormy16_initialize_trampoline; make static; update for
2891 (TARGET_TRAMPOLINE_INIT): New.
2892 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2894 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2895 (TARGET_TRAMPOLINE_INIT): New.
2896 (v850_can_eliminate): Make static.
2897 (v850_asm_trampoline_template, v850_trampoline_init): New.
2898 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2899 v850_asm_trampoline_template.
2900 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2901 and adjust for target hook parameters.
2903 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2904 (TARGET_TRAMPOLINE_INIT): New.
2905 (vax_asm_trampoline_template, vax_trampoline_init): New.
2906 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2907 vax_asm_trampoline_template.
2908 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2910 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2911 (TARGET_TRAMPOLINE_INIT): New.
2912 (xtensa_asm_trampoline_template): Rename from
2913 xtensa_trampoline_template; make static.
2914 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2915 make static; update for hook parameters.
2916 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2917 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2918 (INITIALIZE_TRAMPOLINE): Remove.
2920 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2921 error for nested functions with regparm=3.
2922 (ix86_compute_frame_layout): Adjust frame pointer offset for
2923 ix86_static_chain_on_stack.
2924 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2925 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2926 don't reset to UNITS_PER_WORD.
2927 (ix86_emit_leave): Adjust ix86_cfa_state.
2928 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2929 (ix86_static_chain): New.
2930 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2931 make static; update for target hook parameters; use ix86_static_chain.
2932 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2933 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2934 (INITIALIZE_TRAMPOLINE): Remove.
2935 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2936 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2937 to the end. Add static_chain_on_stack.
2938 (ix86_static_chain_on_stack): New.
2940 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2941 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2942 (m68k_trampoline_init): New.
2943 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2944 m68k_trampoline_init and adjust for hook parameters.
2945 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2946 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2948 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2950 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2951 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2953 * reload1.c (reload): Call wrap_constant when substituting
2954 reg for equiv inside of DEBUG_INSNs.
2957 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2958 add_call_src_coords_attributes, add_high_low_attributes,
2959 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2960 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2961 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2962 when -gdwarf-2 -gstrict-dwarf.
2963 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2964 -gdwarf-[23] -gstrict-dwarf.
2965 (address_of_int_loc_descriptor, loc_descriptor,
2966 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2967 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2968 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2970 2009-09-22 Richard Guenther <rguenther@suse.de>
2972 PR tree-optimization/41428
2973 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2974 (ccp_finalize): Pass it to substitute_and_fold.
2976 2009-09-22 Richard Guenther <rguenther@suse.de>
2978 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2979 (substitute_and_fold): Adjust prototype.
2980 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2981 (simplify_stmt_using_ranges): Likewise.
2982 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2983 (vrp_fold_stmt): New function.
2984 (vrp_finalize): Pass it to substitute_and_fold.
2985 * tree-flow.h (vrp_evaluate_conditional): Remove.
2986 (simplify_stmt_using_ranges): Likewise.
2987 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2988 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2989 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2991 (fold_predicate_in): Move to tree-vrp.c.
2992 (substitute_and_fold): Use the callback instead of calling into
2993 tree-vrp.c functions directly.
2995 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2997 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2998 comparison warning on rs6000.
3001 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3002 GIMPLE_EH_MUST_NOT_THROW cleanup.
3003 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3005 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3008 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3009 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3010 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3011 libSystem which is derived from the gcc 4.2.1 unwinder.
3013 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3016 * varasm.c (default_encode_section_info): Copy TLS model into
3017 sym_ref flags regardless of backend support for TLS, for all
3018 model types except TLS_MODEL_EMULATED.
3020 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3023 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3024 we can handle it correctly.
3026 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3028 * doc/install.texi (os2): Remove section.
3030 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3032 * doc/standards.texi (Objective-C): Adjust two URLs.
3034 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3036 * tree-tailcall.c (process_assignment): Don't check if a
3037 multiplication or an addition are already present.
3038 (find_tail_calls): Combine multiple additions and multiplications.
3039 (adjust_accumulator_values): Emit accumulators.
3041 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3043 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3044 xmm register restore.
3046 2009-09-21 Jan Hubicka <jh@suse.cz>
3048 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3049 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3052 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3054 * stor-layout.c (layout_type): Remove obsolete code.
3056 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3059 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3061 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3064 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3065 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3066 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3067 * fold-const.c (const_binop): Likewise.
3068 * real.h (do_mpc_arg2): Update prototype.
3070 2009-09-20 Jan Hubicka <jh@suse.cz>
3072 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3073 (add_location_or_const_value_attribute): Rewrite using
3075 (tree_add_const_value_attribute): Return true if successful.
3076 (tree_add_const_value_attribute_for_decl): Likewise.
3078 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3079 (loc_descriptor): ... here;
3080 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3081 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3082 pool items that was not marked for output.
3083 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3084 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3085 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3086 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3087 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3088 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3089 DW_OP_stack_value to get address of items that are not available
3091 (dw_loc_list): Handle single element lists correctly.
3093 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3094 Pascal Obry <obry@adacore.com>
3096 * unwind-dw2-fde.c (classify_object_over_fdes):
3097 Cast the constant 1 to _Unwind_Ptr.
3098 (add_fdes): Likewise.
3099 (linear_search_fdes): Likewise.
3101 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3103 * stor-layout.c (set_sizetype): Avoid useless type copy.
3105 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3107 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3109 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3110 * configure, config.in: Regenerate.
3111 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3113 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3114 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3115 for global data if the output could be used in a shared library.
3116 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3117 to 0 if TARGET_WRITABLE_EH_FRAME.
3119 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3121 PR rtl-optimization/39886
3122 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3123 just when insn is equal to BB_END (bb).
3125 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3127 * config/mips/mips.opt (mrelax-pic-calls): New option.
3128 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3130 (mips_unspec_call): Change "unspec_call" expander into this.
3131 (mips_strip_unspec_call): New function.
3132 (mips_got_load): Call mips_unspec_call instead of
3133 gen_unspec_call<mode>.
3134 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3136 (mips_cfg_in_reorg): New function.
3137 (mips16_lay_out_constants): Use it to decide whether to call
3138 CFG-aware insn splitting.
3139 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3140 mips_reorg. Move DF set-up code from here ...
3141 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3143 (mips_reorg): Call mips_df_reorg instead of
3144 r10k_insert_cache_barriers. Move CFG set-up code here from
3145 r10k_insert_cache_barriers.
3146 (mips_call_expr_from_insn): New function.
3147 (mips_pic_call_symbol_from_set): Likewise.
3148 (mips_find_pic_call_symbol): Likewise.
3149 (mips_annotate_pic_call_expr): Likewise.
3150 (mips_get_pic_call_symbol): Likewise.
3151 (mips_annotate_pic_calls): Likewise.
3152 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3154 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3155 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3156 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3158 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3159 (unspec_call<mode>): Remove it.
3160 (sibcall_internal, sibcall_value_internal,
3161 sibcall_value_multiple_internal, call_internal, call_split,
3162 call_value_internal, call_value_split,
3163 call_value_multiple_internal, call_value_multiple_split): Pass
3164 SIZE_OPNO to MIPS_CALL.
3165 (call_internal_direct, call_direct_split,
3166 call_value_internal_direct, call_value_direct_split): Pass -1 as
3167 SIZE_OPNO to MIPS_CALL.
3168 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3169 * configure: Regenerate.
3170 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3171 and -mno-relax-pic-calls.
3172 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3174 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3177 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3178 in the directory this rule is called from, rather than the
3179 toplevel 'gcc' directory, to fix in-tree build.
3181 2009-09-19 Chris Demetriou <cgd@google.com>
3183 PR preprocessor/28435:
3184 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3185 to cpplib that the preprocessor output is needed.
3187 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3189 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3190 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3191 *return_and_restore_fpregs_<mode>,
3192 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3195 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3196 instead of assuming it has always a REG inside of it.
3198 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3200 * config/freebsd.h: Update comment on types.
3201 (WINT_TYPE): Define.
3203 2009-09-18 Jason Merrill <jason@redhat.com>
3205 * c.opt: Add -fno-deduce-init-list.
3207 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3209 * value-prof.c (interesting_stringop_to_profile_p): Added output
3210 argument to indicate which parameter is the size parameter.
3211 * value-prof.c (gimple_stringop_fixed_value): Use
3212 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3213 * value-prof.c (gimple_stringops_transform): Update call sites to
3214 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3216 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3219 From David Binderman <dcb314@hotmail.com>:
3220 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3221 local variable f. Remove stale comments.
3222 (ix86_compute_frame_layout): Remove useless local variable total_size.
3223 Remove #if 0'd code.
3224 (legitimate_address_p): Remove useless local variables
3225 reason_rtx and reason.
3226 (ix86_split_copysign_const): Remove useless local variable op1.
3227 (scale_counter): Remove useless local variable piece_size_mask.
3229 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3231 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3234 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3237 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3239 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3241 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3244 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3246 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3247 DW_OP_implicit_value even without dwarf_version 4.
3249 2009-09-17 Jan Hubicka <jh@suse.cz>
3251 * dwarf2out.c: Include tree-pass.h and gimple.h.
3252 (loc_list_plus_const): New function.
3253 (loc_descriptor_from_tree_1): Rename to ...
3254 (loc_descriptor_from_tree): ... remove original.
3255 (loc_list_from_tree): New function.
3256 (add_AT_location_description): Accept location list.
3257 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3258 (concatn_mem_loc_descriptor): Remove.
3259 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3261 (secname_for_decl): Move up.
3262 (hidden_reference_p): New function; break out from ...
3263 (loc_by_refernece): ... here; move up.
3264 (dw_loc_list): New function.
3265 (single_element_loc_list): New function.
3266 (single_element_loc_list_p): New function.
3267 (add_loc_descr_to_each): New function.
3268 (add_loc_list): New function.
3269 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3270 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3271 add diagnostics why expansion failed.
3272 (add_location_or_const_value_attribute): Support location lists.
3273 (add_bound_info): Likewise.
3274 (descr_info_loc): Update call of loc_descriptor_from_tree.
3275 (gen_variable_die): Work on location lists.
3276 * final.c (pass_final): Add dump file.
3277 * Makefile.in (dwarf2out.o): Add new dependencies.
3279 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3282 * real.c decimal_from_integer, decimal_integer_string): New.
3283 (real_from_integer): Use them as special case for decimal float.
3284 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3285 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3286 Do not append zero after the decimal point in string to convert.
3288 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3290 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3291 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3293 2009-09-17 Martin Jambor <mjambor@suse.cz>
3295 * common.opt (fipa-sra): New switch.
3296 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3297 * timevar.def (TV_IPA_SRA): New timevar.
3298 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3299 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3300 * tree-sra.c: Include cgraph.c.
3301 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3302 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3303 and grp_not_necessarilly_dereferenced.
3304 (func_param_count): New variable.
3305 (encountered_apply_args): New variable.
3306 (bb_dereferences): New variable.
3307 (final_bbs): New variable.
3308 (no_accesses_representant): New variable.
3309 (no_accesses_p): New function.
3310 (dump_access): Dump the new fields.
3311 (sra_initialize): Set encountered_apply_args to false.
3312 (get_ssa_base_param): New function.
3313 (mark_parm_dereference): New function.
3314 (create_access): Caring for INIDRECT_REFs and different handling of
3315 varialble length accesses in early IPA SRA. Store the stmt - a new
3316 parameter - to the new access.
3317 (build_access_from_expr_1): New parameter stmt, passed to
3318 create_access. Handle INDIRECT_REFs.
3319 (build_access_from_expr): Pass the current statement to
3320 build_access_from_expr_1.
3321 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3323 (build_accesses_from_assign): Pass the current statement to
3324 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3325 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3326 final_bbs when necessary. Check for calls to __builtin_apply_args.
3327 Fixup EH info if anythng was changed.
3328 (is_unused_scalar_param): New function.
3329 (ptr_parm_has_direct_uses): New function.
3330 (find_param_candidates): New function.
3331 (mark_maybe_modified): New function.
3332 (analyze_modified_params): New function.
3333 (propagate_dereference_distances): New function.
3334 (dump_dereferences_table): New function.
3335 (analyze_caller_dereference_legality): New function.
3336 (unmodified_by_ref_scalar_representative): New function.
3337 (splice_param_accesses): New function.
3338 (decide_one_param_reduction): New function.
3339 (enum ipa_splicing_result): New type.
3340 (splice_all_param_accesses): New function.
3341 (get_param_index): New function.
3342 (turn_representatives_into_adjustments): New function.
3343 (analyze_all_param_acesses): New function.
3344 (get_replaced_param_substitute): New function.
3345 (get_adjustment_for_base): New function.
3346 (replace_removed_params_ssa_names): New function.
3347 (sra_ipa_reset_debug_stmts): New function.
3348 (sra_ipa_modify_expr): New function.
3349 (sra_ipa_modify_assign): New function.
3350 (convert_callers): New function.
3351 (modify_function): New function.
3352 (ipa_sra_preliminary_function_checks): New function.
3353 (ipa_early_sra): New function.
3354 (ipa_early_sra_gate): New function.
3355 (pass_early_ipa_sra): New variable.
3356 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3358 2009-09-17 Michael Matz <matz@suse.de>
3361 * tree.c (build_type_attribute_qual_variant): Export.
3362 * tree.h (build_type_attribute_qual_variant): Declare.
3363 * tree-inline.c (remap_type_1): Use it to build variants with
3364 the original qualifiers and attributes.
3366 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3368 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3369 without a fallthrough edge.
3371 2009-09-16 DJ Delorie <dj@redhat.com>
3373 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3374 chip and ignore the "fast_interrupt" attribute if so.
3376 2009-09-16 Richard Henderson <rth@redhat.com>
3379 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3382 2009-09-16 Richard Henderson <rth@redhat.com>
3385 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3386 is set only if DECL_NO_STATIC_CHAIN is unset.
3387 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3388 (FOR_EACH_NEST_INFO): New.
3389 (walk_all_functions): Use it.
3390 (finalize_nesting_tree): Likewise.
3391 (unnest_nesting_tree): Likewise.
3392 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3393 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3394 (convert_gimple_call): Early out if gimple_call_chain already set.
3395 (convert_all_function_calls): Iterate until no new functions
3396 require a static chain.
3397 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3398 when building a trampoline. Use dump_function_to_file instead
3400 (lower_nested_functions): Open dump_file. Validate that decls
3401 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3402 bit reset by this pass.
3404 2009-09-16 Michael Matz <matz@suse.de>
3407 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3408 shorten decl_common_unused.
3409 (DECL_RESTRICTED_P): New accessor.
3410 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3411 to disambiguate marked decls and restrict pointers.
3413 2009-09-16 Richard Henderson <rth@redhat.com>
3416 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3418 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3420 * integrate.c (set_block_abstract_flags): Call
3421 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3423 2009-09-16 Richard Guenther <rguenther@suse.de>
3426 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3429 2009-09-16 DJ Delorie <dj@redhat.com>
3430 Kaz Kojima <kkojima@gcc.gnu.org>
3432 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3433 (sh_expand_prologue): Update calls to output_stack_adjust.
3434 (sh_expand_epilogue): Likewise.
3436 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3439 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3440 trying to limit the extent of searches in the insn stream.
3442 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3443 Jakub Jelinek <jakub@redhat.com>
3447 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3449 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3450 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3451 (rs6000_savres_strategy): Always save FP registers inline if the
3452 target doesn't support hardware double-precision. Set the above
3453 bits in return value when needed.
3454 (rs6000_savres_routine_sym): Fix computation for cache selector.
3455 Mark the generated symbol as a function. Rename exitp argument to
3456 lr. Move code for determining the name of the symbol...
3457 (rs6000_savres_routine_name): ...here. New function. Add cases for
3458 getting the names right on AIX and 64-bit Linux.
3459 (savres_routine_name): New variable.
3460 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3461 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3462 on what the target routine uses as a base register. If savep && lr
3463 describe saving of r0 into memory slot.
3464 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3465 line calls for AIX ABI.
3466 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3467 determine FP save/restore functions.
3468 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3469 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3471 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3472 Duplicate restoration of LR and execute the appropriate one
3473 depending on whether GPRs are being restored inline. Set r11 from
3474 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3475 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3476 Fix out of line calls for AIX ABI.
3477 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3479 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3481 (*restore_gpregs_spe): Likewise.
3482 (*return_and_restore_gpregs_spe): Likewise.
3483 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3484 Define to empty string unconditionally.
3485 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3486 Define to empty string unconditionally.
3487 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3490 2009-09-15 Jan Hubicka <jh@suse.cz>
3492 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3493 * params.def (inline-insns-auto): Likewise.
3495 2009-09-15 Martin Jambor <mjambor@suse.cz>
3497 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3498 individual statements only at TDF_DETAILS dump level. Format
3499 source for 80 characters per line.
3501 2009-09-15 Christian Bruel <christian.bruel@st.com>
3503 * regrename.c (do_replace): Update REG_DEAD notes.
3505 2009-09-15 Revital Eres <eres@il.ibm.com>
3507 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3508 * targhooks.c (default_builtin_support_vector_misalignment):
3509 New builtin function.
3510 * targhooks.h (default_builtin_support_vector_misalignment):
3512 * target.h (builtin_support_vector_misalignment):
3513 New field in struct gcc_target.
3514 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3515 new builtin function.
3516 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3518 * config/rs6000/rs6000.c
3519 (rs6000_builtin_support_vector_misalignment): New function.
3520 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3522 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3524 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3526 (bfin_optimize_loop): Likewise.
3527 (bfin_gen_bundles): Likewise.
3528 (workaround_speculation): Likewise.
3529 (find_load): Return NULL_RTX for debug_insn.
3531 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3533 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3536 2009-09-14 DJ Delorie <dj@redhat.com>
3538 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3539 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3542 2009-09-14 Richard Henderson <rth@redhat.com>
3543 Jakub Jelinek <jakub@redhat.com>
3545 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3546 * cfgbuild.c (make_edges): Handle asm goto.
3547 * cfglayout.c (fixup_reorder_chain): Likewise.
3548 * cfgrtl.c (patch_jump_insn): Likewise.
3549 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3550 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3551 (gimple_build_asm_vec): Add and use labels parameter.
3552 (gimple_build_asm): Remove.
3553 (walk_gimple_asm): Walk labels too.
3554 * gimple.def (GIMPLE_ASM): Update docs.
3555 * gimple.h: Update decls.
3556 (struct gimple_statement_asm): Change nc to use unsigned char;
3558 (gimple_asm_nlabels): New.
3559 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3560 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3561 into gimple_build_asm_vec.
3562 * jump.c (mark_jump_label_asm): New.
3563 (mark_jump_label): Use it.
3564 (redirect_jump_1): Handle asm goto.
3565 (invert_jump_1): Soft fail if X is null.
3566 * recog.c (extract_asm_operands): New.
3567 (asm_noperands): Use it; handle asm labels.
3568 (decode_asm_operands): Use extract_asm_operands.
3569 (asm_operand_ok): Properly handle empty string.
3570 * reg-stack.c (get_asm_operands_in_out): Rename from
3571 get_asm_operand_n_inputs; use extract_asm_operands; return both
3572 inputs and outputs by reference; update all callers.
3573 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3574 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3575 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3576 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3577 (extract_asm_operands): Declare.
3578 * stmt.c (expand_asm_operands): Add and use labels parameter.
3579 (check_unique_operand_names): Likewise.
3580 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3581 (expand_asm_stmt): Handle asm labels.
3582 * tree-cfg.c (make_gimple_asm_edges): New.
3583 (make_edges): Use it.
3584 (cleanup_dead_labels): Handle asm labels.
3585 (is_ctrl_altering_stmt): Likewise.
3586 (gimple_redirect_edge_and_branch): Likewise.
3587 * tree.def (ASM_EXPR): Add 5th operand.
3588 * tree.h (ASM_LABELS): New.
3589 (resolve_asm_operand_names): Update decl.
3591 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3592 (c_parser_asm_goto_operands): New.
3593 * c-tree.h (build_asm_expr): Update decl.
3594 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3595 * doc/extend.texi: Document asm goto.
3597 2009-09-14 Richard Henderson <rth@redhat.com>
3599 * except.h: Update declarations.
3600 (struct pointer_map_t): Forward declare.
3601 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3602 (struct eh_landing_pad_d, eh_landing_pad): New.
3603 (struct eh_catch_d, eh_catch): New.
3604 (struct eh_region_d): Remove next_region_sharing_label, aka,
3605 label, tree_label, landing_pad, post_landing_pad, resume,
3606 may_contain_throw. Rename region_number to index. Remove
3607 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3608 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3609 (VEC(eh_landing_pad,gc)): New.
3610 (struct eh_status): Remove last_region_number. Add lp_array,
3611 throw_stmt_table, ttype_data, ehspec_data.
3612 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3613 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3614 * except.c (lang_protect_cleanup_actions): Return tree.
3615 (struct ehl_map_entry): Remove.
3616 (init_eh_for_function): Push zero entries for region and lp_array.
3617 (gen_eh_region): Add to region_array immediately.
3618 (gen_eh_region_catch): Operate on eh_catch objects.
3619 (gen_eh_landing_pad): New.
3620 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3621 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3622 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3623 (get_eh_landing_pad_from_number_fn): New.
3624 (get_eh_landing_pad_from_number): New.
3625 (get_eh_region_from_lp_number_fn): New.
3626 (get_eh_region_from_lp_number): New.
3627 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3628 (get_exception_pointer, get_exception_filter): Remove.
3629 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3630 (current_function_has_exception_handlers): Simplify.
3631 (bring_to_root, eh_region_replaceable_by_p): Remove.
3632 (replace_region, hash_type_list, hash_eh_region): Remove.
3633 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3634 (label_to_region_map, num_eh_regions): Remove.
3635 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3636 (find_exception_handler_labels): Remove.
3637 (duplicate_eh_regions_0, find_prev_try): Remove.
3638 (struct duplicate_eh_regions_data): New.
3639 (duplicate_eh_regions_1): Rewrite.
3640 (duplicate_eh_regions): Return a pointer map instead of an
3642 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3643 (redirect_eh_edge_to_label): Remove.
3644 (eh_region_outermost): Rewrite using eh_region pointers
3645 instead of integers.
3646 (add_ttypes_entry): Update for ttype_data move to eh_status.
3647 (add_ehspec_entry): Rewrite with VEC instead of varray.
3648 (assign_filter_values): Likewise. Export.
3649 (build_post_landing_pads, connect_post_landing_pads): Remove.
3650 (dw2_build_landing_pads): Rewrite to use lp_array.
3651 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3652 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3653 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3654 (sjlj_mark_call_sites): Update for landing pad numbers.
3655 (finish_eh_generation): Rewrite.
3656 (gate_handle_eh): Do nothing for no eh tree.
3657 (pass_rtl_eh): Move up near finish_eh_generation.
3658 (remove_eh_landing_pad): New.
3659 (remove_eh_handler): Export.
3660 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3661 (for_each_eh_label): Rewrite to use lp_array.
3662 (make_reg_eh_region_note): New.
3663 (make_reg_eh_region_note_nothrow_nononlocal): New.
3664 (insn_could_throw_p): New.
3665 (copy_reg_eh_region_note_forward): New.
3666 (copy_reg_eh_region_note_backward): New.
3667 (check_handled, add_reachable_handler): Remove.
3668 (reachable_next_level, foreach_reachable_handler): Remove.
3669 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3670 (get_eh_region_and_lp_from_rtx): New.
3671 (get_eh_region_from_rtx): New.
3672 (can_throw_internal_1, can_throw_external_1): Remove.
3673 (can_throw_internal): Use get_eh_region_from_rtx.
3674 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3675 (insn_nothrow_p, can_nonlocal_goto): New.
3676 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3677 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3678 (add_action_record): Use VEC not varray.
3679 (collect_one_action_chain): Update for eh_region changes.
3680 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3681 Use get_eh_region_and_lp_from_rtx.
3682 (gate_convert_to_eh_region_ranges): New.
3683 (pass_convert_to_eh_region_ranges): Use it.
3684 (push_uleb128, push_sleb128): Use VEC not varray.
3685 (output_one_function_exception_table): Likewise.
3686 (dump_eh_tree): Update for eh_region changes.
3687 (verify_eh_tree): Likewise.
3688 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3689 * tree-eh.c: Include target.h.
3690 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3691 Don't disallow GIMPLE_RESX; adjust argument check.
3692 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3693 (record_stmt_eh_region): Update for landing pad numbers;
3694 generate a landing pad if necessary.
3695 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3696 (remove_stmt_from_eh_lp_fn): Similarly.
3697 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3698 Update for lp numbers; don't special case missing throw_stmt_table.
3699 (lookup_expr_eh_lp): Similarly.
3700 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3701 (eh_seq, eh_region_may_contain_throw): New.
3702 (struct leh_state): Add ehp_region.
3703 (struct leh_tf_state): Remove eh_label.
3704 (emit_post_landing_pad): New.
3705 (emit_resx, emit_eh_dispatch): New.
3706 (note_eh_region_may_contain_throw): New.
3707 (frob_into_branch_around): Take eh_region not eh label;
3708 emit eh code into eh_seq.
3709 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3710 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3711 lower_eh_must_not_throw. Emit code to eh_seq.
3712 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3713 (lower_try_finally_onedest): Likewise.
3714 (lower_try_finally_copy): Likewise.
3715 (lower_try_finally_switch): Likewise.
3716 (lower_try_finally): Initialize ehp_region.
3717 (lower_catch): Update for eh_catch objects.
3718 (lower_eh_filter): Don't handle must_not_throw.
3719 (lower_eh_must_not_throw): New.
3720 (lower_cleanup): Don't set eh_label.
3721 (lower_eh_constructs_2): Resolve eh builtins.
3722 Handle GIMPLE_EH_MUST_NOT_THROW.
3723 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3724 Add eh_seq to the end of the function body.
3725 (make_eh_dispatch_edges): New.
3726 (make_eh_edge): Remove.
3727 (make_eh_edges): Simplify for landing pads.
3728 (redirect_eh_edge_1): New.
3729 (redirect_eh_edge): Use it.
3730 (redirect_eh_dispatch_edge): New.
3731 (stmt_could_throw_p): Use a switch. Allow RESX.
3732 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3733 (stmt_can_throw_internal): Likewise.
3734 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3735 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3736 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3737 (gate_refactor_eh): New.
3738 (pass_refactor_eh): Use it.
3739 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3740 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3741 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3742 (remove_unreachable_handlers): Rename from
3743 tree_remove_unreachable_handlers; rewrite for landing pads;
3744 call remove_eh_handler directly.
3745 (remove_unreachable_handlers_no_lp): New.
3746 (unsplit_eh, unsplit_all_eh): New.
3747 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3748 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3749 (cleanup_empty_eh_unsplit): New.
3750 (cleanup_empty_eh): Rewrite.
3751 (cleanup_all_empty_eh): New.
3752 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3753 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3754 (gate_cleanup_eh): New.
3755 (pass_cleanup_eh): Use it.
3756 (verify_eh_edges): Move later in file. Expect one EH edge.
3757 (verify_eh_dispatch_edge): New.
3759 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3760 (gtype-desc.o): Add TARGET_H.
3761 (tree.o): Use EXCEPT_H, not except.h.
3762 (cfgbuild.o): Add EXPR_H.
3763 (GTFILES): Add vecprim.h.
3764 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3765 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3766 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3767 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3768 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3769 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3770 calls to can_throw_internal.
3771 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3772 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3773 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3774 (expand_gimple_stmt): Use make_reg_eh_region_note.
3775 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3776 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3777 or find_exception_handler_labels.
3778 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3779 there is exacly one EH edge. Use can_nonlocal_goto and
3781 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3782 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3783 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3784 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3785 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3786 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3787 * dse.c (scan_insn): Use insn_could_throw_p.
3788 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3789 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3790 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3791 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3792 EXC_PTR_EXPR or FILTER_EXPR.
3793 (tree_expr_nonzero_warnv_p): Likewise.
3794 * function.h: Include vecprim.h, not varray.h
3795 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3796 move ttype_data and ehspec_data members to struct eh_status; change
3797 action_record_data member to a VEC.
3798 * gcse.c (hash_scan_set): Use can_throw_internal.
3799 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3800 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3801 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3802 (block_may_fallthru): Don't handle RESX_EXPR.
3803 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3804 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3805 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3806 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3807 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3808 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3809 (gimple_size): Likewise.
3810 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3811 (gimple_build_resx): Use gimple_build_with_ops.
3812 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3813 (is_gimple_val): Likewise.
3814 (is_gimple_stmt): Remove RESX_EXPR.
3815 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3816 (GIMPLE_RESX): Reorder with other EH constructs.
3817 * gimple.h (struct gimple_statement_eh_mnt): New.
3818 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3819 (gimple_eh_filter_must_not_throw): Remove.
3820 (gimple_eh_filter_set_must_not_throw): Remove.
3821 (gimple_eh_must_not_throw_fndecl): New.
3822 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3823 (is_gimple_resx): New.
3824 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3825 Don't copy EH_FILTER_MUST_NOT_THROW.
3826 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3827 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3828 handle must_not_throw_labels specially.
3829 * ipa-pure-const.c (check_call): Update debug statement for LP.
3830 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3831 * ipa-utils.c (get_base_var): Likewise.
3832 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3833 * lower-subreg.c (move_eh_region_note): Remove.
3834 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3835 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3836 (create_task_copyfn): Likewise.
3837 (maybe_catch_exception): Use gimple_build_eh_filter.
3838 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3839 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3840 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3841 and pass_lower_resx.
3842 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3843 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3844 can_throw_internal, can_nonlocal_goto.
3845 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3846 copy_reg_eh_region_note_forward.
3847 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3848 (emit_output_reload_insns): Likewise.
3849 (copy_eh_notes): Remove.
3850 * rtl.def (RESX): Remove.
3851 * rtl.h: Update declarations.
3852 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3853 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3854 (update_eh_label): Remove.
3855 (cleanup_dead_labels_eh): New.
3856 (cleanup_deal_labels): Use it instead of update_eh_label.
3857 (gimple_merge_blocks): Update landing pad data structure when
3858 removing a landing pad label.
3859 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3860 test; handle GIMPLE_EH_MUST_NOT_THROW.
3861 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3862 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3863 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3864 (verify_stmt): Likewise. Verify landing pads.
3865 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3866 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3867 (struct move_stmt_d): Add eh_map.
3868 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3869 (move_stmt_r): Remap eh region numbers in builtin calls,
3870 resx and eh_dispatch.
3871 (move_block_to_fn): Remove eh_offset parameter. Use
3872 maybe_duplicate_eh_stmt_fn.
3873 (find_outermost_region_in_block): Operate on eh_region pointers
3874 instead of region numbers.
3875 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3876 duplicate_eh_regions.
3877 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3878 test earlier. Disallow EH landing pads.
3879 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3880 * tree-flow.h: Update declarations.
3881 (struct tree_ann_common_d): Replace rn with lp_nr.
3882 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3883 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3884 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3885 resx and eh_dispatch.
3886 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3887 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3888 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3889 from duplicate_eh_regions.
3890 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3891 update RESX; handle EH_DISPATCH.
3892 (expand_call_inline): Set eh_lp_nr, not eh_region.
3893 (maybe_inline_call_in_expr): Likewise.
3894 * tree-inline.h (struct copy_body_data): Replace eh_region with
3895 eh_lp_nr, eh_region_offset with eh_map.
3896 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3897 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3898 * tree-pretty-print.c (dump_generic_node): Don't handle
3899 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3900 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3901 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3902 EXC_PTR_EXPR, FILTER_EXPR.
3903 * tree-ssa-operands.c (get_expr_operands): Likewise.
3904 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3905 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3906 (ao_ref_init_from_vn_reference): Likewise.
3907 * tree-ssa-sink.c (statement_sink_location): Likewise.
3908 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3909 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3910 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3911 EXC_PTR_EXPR, FILTER_EXPR.
3912 (is_exception_related): Remove.
3913 (compute_avail): Don't call it.
3914 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3915 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3916 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3917 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3919 (build_resx): Remove.
3920 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3921 * tree.h: Update declarations.
3922 (EH_FILTER_MUST_NOT_THROW): Remove.
3923 (struct tree_label_decl): Add eh_landing_pad_nr.
3924 (EH_LANDING_PAD_NR): New.
3925 * value-prof.c (gimple_ic): Tidy variable names. Update for
3926 landing pad numbers.
3927 (gimple_stringop_fixed_value): Tidy variable names. Assert
3928 that neither call stmt can throw.
3929 * vecprim.h (uchar): New.
3930 (VEC(uchar,heap), VEC(uchar,gc)): New.
3932 * c-common.c (c_define_builtins): Update call to
3933 build_common_builtin_nodes.
3934 * c-parser.c (c_parse_file): Don't call
3935 default_init_unwind_resume_libfunc.
3937 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3939 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3940 (mips_cprestore_address_p): Likewise.
3941 (mips_save_gp_to_cprestore_slot): Likewise.
3942 (mips_restore_gp): Rename to...
3943 (mips_restore_gp_from_cprestore_slot): ...this.
3944 (mips_must_initialize_gp_p): Declare.
3945 (mips_emit_save_slot_move): Likewise.
3946 (mips_output_load_label): Return nothing.
3947 (mips_eh_uses): Declare.
3948 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3949 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3950 (TARGET_ABSOLUTE_JUMPS): Likewise.
3951 (EH_USES): Likewise.
3952 (FIRST_PSEUDO_REGISTER): Update comment.
3953 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3954 (MIPS_CALL): ...here.
3955 (REGISTER_NAMES): Add $cprestore.
3956 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3957 Add load_label_length, has_inflexible_gp_insn_p,
3958 has_flexible_gp_insn_p, must_initialize_gp_p and
3959 must_restore_gp_when_clobbered_p.
3960 (mips_expand_call): Don't generate split instructions here.
3961 (mips_split_call): Update the call to mips_restore_gp after
3962 the above name change.
3963 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3964 (mips_find_gp_ref): New function.
3965 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3966 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3967 (mips_insn_has_flexible_gp_ref_p): Likewise.
3968 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3969 (mips_function_has_gp_insn): Delete.
3970 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3971 Use the new functions above. Only return INVALID_REGNUM
3972 for TARGET_ABSOLUTE_JUMPS.
3973 (mips_must_initialize_gp_p): New function.
3974 (mips_get_cprestore_base_and_offset): New function, extracted from...
3975 (mips_cprestore_slot): ...here. Take a bool parameter.
3976 (mips_cfun_has_cprestore_slot_p): New function.
3977 (mips_cprestore_address_p): Likewise.
3978 (mips_save_gp_to_cprestore_slot): Likewise.
3979 (mips_restore_gp): Rename to...
3980 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3981 epilogue_completed. Update the call to mips_cprestore_slot.
3982 Test cfun->machine->must_restore_gp_when_clobbered_p.
3983 (mips_direct_save_slot_move_p): New function.
3984 (mips_emit_save_slot_move): Likewise.
3985 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3986 of cfun->machine->global_pointer.
3987 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3988 (mips_save_reg): Use mips_emit_save_slot_move.
3989 (mips_expand_prologue): Set must_initialize_gp_p.
3990 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3991 for all cprestore saves. Emit a use_cprestore instruction after
3992 setting up the cprestore slot.
3993 (mips_restore_reg): Use mips_emit_save_slot_move.
3994 (mips_process_load_label): New function.
3995 (mips_load_label_length): Likewise.
3996 (mips_output_load_label): Don't return asm: output it here instead.
3997 Use mips_process_load_label.
3998 (mips_adjust_insn_length): Adjust the length of branch instructions
3999 that have length MAX_PIC_BRANCH_LENGTH.
4000 (mips_output_conditional_branch): Update the call to
4001 mips_output_load_label. Assume the branch target is OPERANDS[0]
4002 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4003 (mips_output_order_conditional_branch): Swap the meaning of
4004 OPERANDS[0] and OPERANDS[1].
4005 (mips_variable_issue): Don't count ghost instructions.
4006 (mips_expand_ghost_gp_insns): New function.
4007 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4008 (mips_output_mi_thunk): Set must_initialize_gp_p.
4009 (mips_eh_uses): New function.
4010 * config/mips/predicates.md (cprestore_save_slot_operand)
4011 (cprestore_load_slot_operand): New predicates.
4012 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4013 (UNSPEC_MOVE_GP): Likewise.
4014 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4015 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4016 (CPRESTORE_SLOT_REGNUM): New register.
4017 (MAX_PIC_BRANCH_LENGTH): New constant.
4018 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4019 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4020 branches. Fix commentary.
4021 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4022 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4023 Change type to "ghost".
4024 (loadgp_absolute_<mode>): Likewise.
4025 (loadgp_rtp_<mode>): Likewise.
4026 (copygp_mips16): Likewise.
4027 (loadgp_blockage): Remove redundant mode attribute.
4028 (potential_cprestore): New instruction.
4029 (cprestore): Turn into an unspec set.
4030 (use_cprestore): New instruction.
4031 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4032 (*branch_fp_inverted): Likewise.
4033 (*branch_order<mode>): Likewise.
4034 (*branch_order<mode>_inverted): Likewise.
4035 (*branch_equality<mode>): Likewise.
4036 (*branch_equality<mode>_inverted): Likewise.
4037 (*branch_bit<bbv><mode>): Likewise.
4038 (*branch_bit<bbv><mode>_inverted): Likewise.
4039 (*branch_equality<mode>_mips16): Remove redundant mode.
4040 (jump): Turn into a define_expand.
4041 (*jump_absolute): New instruction.
4042 (*jump_pic): Likewise.
4043 (*jump_mips16): Rename previously-unnamed pattern. Remove
4044 redundant mode attribute.
4045 (restore_gp): Split on epilogue_completed rather than
4046 reload_completed. Change type to "ghost".
4047 (move_gp<mode>): New instruction.
4048 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4049 Remove redundant mode attribute.
4050 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4051 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4052 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4054 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4057 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4058 are returned in the same register (vs34 or v2) that Altivec vector
4059 types are returned in.
4060 (rs6000_libcall_value): Ditto.
4063 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4064 instead of explicit addsi3/adddi3 calls.
4065 (rs6000_split_multireg_move): Ditto.
4066 (rs6000_emit_allocate_stack): Ditto.
4067 (rs6000_emit_prologue): Ditto.
4068 (rs6000_output_mi_thunk): Ditto.
4070 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4071 size is 64 bits if we can use 64-bit registers.
4073 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4075 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4078 From Jie Zhang <jie.zhang@analog.com>:
4079 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4080 save FP and RETS with saveall attribute.
4081 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4082 with saveall attribute.
4084 * config/bfin/bfin.c (bfin_expand_builtin,
4085 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4088 From Jie Zhang <jie.zhang@analog.com>:
4089 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4090 before use in two places.
4091 * config/bfin/bfin.md (AREG): Define mode iterator.
4092 (reload_in, reload_out): Use mode iterator AREG.
4094 2009-09-14 Richard Guenther <rguenther@suse.de>
4097 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4098 EH personality path.
4100 2009-09-13 Richard Guenther <rguenther@suse.de>
4101 Rafael Avila de Espindola <espindola@google.com>
4103 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4104 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4105 (LANG_HOOKS_INITIALIZER): Adjust.
4106 (lhd_pass_through_t): Declare.
4107 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4109 * langhooks.c (lhd_pass_through_t): New function.
4110 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4111 dwarf2out_begin_prologue): Use personality from current_function_decl.
4112 * expr.h (get_personality_function): Declare.
4113 * expr.c (get_personality_function): New function.
4114 (build_personality_function): Likewise.
4115 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4116 (eh_personality_libfunc): Remove.
4117 * optabs.c (build_libfunc_function): New function split out from ...
4118 (init_one_libfunc): ... here.
4119 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4120 (tree_function_decl): Add personality.
4121 (lhd_gcc_personality): Declare.
4122 (build_personality_function): Likewise.
4123 * tree.c (gcc_eh_personality_decl): New.
4124 (lhd_gcc_personality): New function.
4125 * except.h (lang_eh_runtime_type): Remove.
4126 (enum eh_personality_kind): New.
4127 (build_personality_function): Declare.
4128 (function_needs_eh_personality): Declare.
4129 * except.c (lang_eh_runtime_type): Remove.
4130 (function_needs_eh_personality): New function.
4131 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4132 (sjlj_emit_function_enter, output_function_exception_table):
4133 Use personality from current_function_decl.
4134 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4135 * tree-inline.c (tree_can_inline_p): Do not inline across different
4137 (expand_call_inline): Likewise. Adjust the callers EH personality.
4138 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4139 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4140 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4141 (c-parser.o): Likewise
4142 * c-tree.h (c_eh_initialized_p): Remove.
4143 (c_maybe_initialize_eh): Likewise.
4144 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4145 (finish_decl): Don't call c_maybe_initialize_eh.
4146 (c_eh_initialized_p): Remove.
4147 (c_maybe_initialize_eh): Likewise.
4148 * c-parser.c (c_parser_omp_construct): Likewise.
4149 (c_parse_file): Initialize exception handling.
4151 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4153 * config.gcc (tm_file): Remove i386/biarch32.h
4154 for i?86-w64-mingw* case.
4155 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4157 * config.host: Set for x64 mingw the option
4158 use_long_long_for_widest_fast_int to yes.
4160 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4162 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4163 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4164 (dbxout_begin_function): Likewise.
4165 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4166 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4167 set on the function.
4168 (final_end_function): Likewise.
4169 (final_scan_insn): Likewise.
4170 (rest_of_handle_final): Likewise.
4171 * varasm.c (assemble_start_function): Likewise.
4172 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4174 2009-09-12 Jason Merrill <jason@redhat.com>
4176 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4177 * opts.c (common_handle_option): constify.
4179 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4181 * doc/install.texi (avr): Remove obsolete reference site.
4183 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4185 * doc/install.texi (Binaries): Adjust AIX link.
4187 2009-09-12 Akim Demaille <demaille@gostai.com>
4189 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4190 Use an imperative sentence.
4192 2009-09-11 Richard Henderson <rth@redhat.com>
4194 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4195 structure-name and has-tree-operands arguments; update all entries.
4196 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4198 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4199 (gsstruct_code_size): New.
4200 (gss_for_code_): New.
4201 (gss_for_code): Remove.
4202 (gimple_size): Rewrite using gsstruct_code_size.
4203 (gimple_statement_structure): Move to gimple.h.
4204 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4205 (gss_for_code, gimple_statement_structure): New.
4206 (gimple_ops): Use new arrays; tidy.
4208 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4210 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4211 operand to be a PLUS expression.
4212 * config/pa/pa.c (pa_secondary_reload): Likewise.
4214 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4216 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4218 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4221 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4223 From Jie Zhang <jie.zhang@analog.com>:
4224 * doc/extend.texi (node Function Attributes): Document l2
4226 (node Blackfin Variable Attributes): Document l2 variable attributes.
4228 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4230 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4231 to match the system compiler's configuration at inflection point.
4232 Add comment to remark a remaining difference with system compiler.
4234 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4235 * configure: Regenerate.
4237 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4239 From Jie Zhang <jie.zhang@analog.com>:
4240 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4241 (bfin_handle_l2_attribute): New.
4242 (bfin_attribute_table): Add l2 attribute.
4244 2009-09-11 Michael Matz <matz@suse.de>
4247 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4248 on the local_decls list.
4250 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4254 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4256 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4257 for VALUEs, to implement the documented interface.
4258 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4259 Adjust for VALUEs and anything else, to implement the
4260 documented interface.
4262 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4264 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4265 with actual SPE/paired vector modes before using 64-bit alignment.
4266 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4268 2009-09-10 DJ Delorie <dj@redhat.com>
4270 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4273 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4274 * config/mep/mep.c (mep_legitimate_constant_p): New.
4275 * config/mep/mep-protos.h: Prototype it.
4277 2009-09-10 Richard Henderson <rth@redhat.com>
4279 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4281 2009-09-10 Jason Merrill <jason@redhat.com>
4283 * tree.c (chain_index): New fn.
4284 * tree.h: Declare it.
4286 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4288 * config/sol2-c.c (cmn_err_length_specs): Initialize
4289 scalar_identity_flag.
4291 2009-09-10 Richard Henderson <rth@redhat.com>
4293 * tree.h (struct tree_decl_common): Move align member earlier;
4294 move label_decl_uid member ...
4295 (struct tree_label_decl): ... here.
4296 (LABEL_DECL_UID): Update to match.
4298 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4301 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4302 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4304 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4305 dest_prev if the edge is complex.
4307 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4309 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4310 loop latch tests earlier.
4312 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4313 before GIMPLE_RETURN, not after its predecessor; insert
4316 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4317 gimple_seq_empty_p to test for no PHI nodes.
4318 * tree-cfg.c (split_critical_edges): Likewise.
4320 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4322 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4324 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4325 introduced by the VTA branch merge.
4327 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4329 * ira-conflicts.c: Use fputs or putc instead of fprintf
4333 * tree-switch-conversion.c: Ditto.
4335 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4337 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4338 introduced by the VTA branch merge.
4340 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4343 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4345 PR rtl-optimization/39779
4346 * expr.c (convert_modes): Return when mode == oldmode after
4347 CONST_INTs are processed.
4349 2009-09-10 Nick Clifton <nickc@redhat.com>
4351 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4352 attribute and referring decl when creating renamed symbol.
4354 2009-09-10 Richard Guenther <rguenther@suse.de>
4357 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4359 (cgraph_finalize_compilation_unit): Compute reachability
4360 before emitting thunks. Properly process aliases before
4361 possibly removing unreachable nodes.
4363 2009-09-10 Richard Guenther <rguenther@suse.de>
4366 * tree.c (struct free_lang_data_d): Add worklist member.
4367 (find_decls_types_r): Push onto the worklist instead of recursing.
4368 Handle TREE_BINFOs properly.
4369 (find_decls_types): New function wrapped around find_decls_types_r
4370 to process the worklist.
4371 (find_decls_types_in_eh_region): Use it.
4372 (find_decls_types_in_node): Likewise.
4373 (find_decls_types_in_var): Likewise.
4374 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4375 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4376 (AGGREGATE_TYPE_P): Adjust.
4378 2009-09-09 Jason Merrill <jason@redhat.com>
4380 * configure.ac: Check glibc version even if we have an in-tree
4383 2009-09-09 Anthony Green <green@moxielogic.com>
4385 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4386 the constant 0 when appropriate.
4387 * config/moxie/constraints.md: Add constraint O.
4389 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4390 to pass up to 6 32-bit argument values in registers.
4391 (moxie_function_arg): Ditto.
4392 (moxie_arg_partial_bytes): Ditto.
4393 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4394 (REG_PARM_STACK_SPACE): Ditto.
4395 (FUNCTION_ARG_REGNO_P): Ditto.
4397 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4398 instruction to allocate stack space.
4400 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4402 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4403 unnecessarily stringent constraints. Fix address
4404 calculation in the splitters.
4406 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4408 PR rtl-optimization/39779
4409 * expr.c (convert_modes): Return when mode == oldmode after
4410 CONST_INTs are processed.
4412 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4415 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4416 (ix86_expand_prologue): Take frame.padding0 into logic of
4418 (ix86_expand_epilogue): Likewise.
4420 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4422 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4424 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4425 * config/t-slibgcc-libgcc: New file.
4426 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4428 2009-09-09 Martin Jambor <mjambor@suse.cz>
4430 PR tree-optimization/41089
4431 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4434 2009-09-09 Richard Henderson <rth@redhat.com>
4436 * gimple.h (CASE_GIMPLE_OMP): New.
4437 (is_gimple_omp): Use it.
4438 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4439 (verify_gimple_debug): Likewise.
4441 2009-09-09 Richard Guenther <rguenther@suse.de>
4443 PR tree-optimization/41101
4444 * tree-ssa-pre.c (maximal_set): Remove.
4445 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4446 Defer all blocks we didn't visit at least one successor.
4447 (add_to_exp_gen): Do not add to the maximal set.
4448 (make_values_for_phi): Likewise.
4449 (compute_avail): Likewise.
4450 (init_pre): Do not allocate the maximal set.
4451 (execute_pre): Do not dump it.
4453 2009-09-09 Martin Jambor <mjambor@suse.cz>
4455 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4456 an SSA_NAME rather than a is_gimple_variable.
4458 2009-09-09 Richard Guenther <rguenther@suse.de>
4461 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4462 code dealing with plain pointer bases.
4463 (maybe_fold_offset_to_reference): Likewise.
4464 (maybe_fold_stmt_addition): Adjust.
4466 2009-09-09 Richard Guenther <rguenther@suse.de>
4468 * tree.c (free_lang_data_in_type): Do not free the type variant
4470 (free_lang_data): Merge char_type_node with its properly signed
4472 (pass_ipa_free): Collect after freeing language specific data.
4474 2009-09-09 Michael Matz <matz@suse.de>
4477 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4478 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4479 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4482 2009-09-08 DJ Delorie <dj@redhat.com>
4484 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4486 2009-09-04 Jason Merrill <jason@redhat.com>
4488 * tree.c (tree_find_value): Remove.
4489 * tree.h: Remove prototype.
4490 * varasm.c (assemble_external): Use value_member instead.
4492 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4494 * toplev.c (process_options): Choose default debugging type when
4495 gtoggle enables debug info and type is unset.
4497 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4501 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4504 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4506 * configure: Rebuilt with modified libtool.m4.
4508 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4513 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4515 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4517 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4518 (remove_statement): Likewise.
4519 (rewrite_use_nonlinear_expr): Adjust.
4520 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4521 * tree-ssa.c (release_defs_bitset): ... this. New.
4522 * tree-flow.h (release_defs_bitset): Declare.
4524 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4527 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4528 in the middle block.
4530 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4532 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4533 via intptr_t to long type.
4534 (insert_operand_rank): Cast long type via intptr_t to
4536 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4538 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4539 from pointer to unsigned via uintptr_t.
4541 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4542 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4544 * configure: Regenerated.
4545 * config.in: Regenerated
4546 * system.h (stdint.h): Add include.
4547 (inttypes.h): Likewise.
4548 * Makefile.in (aclocal): Add config/stdint.m4.
4549 * aclocal.m4: Regenerated.
4551 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4553 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4555 (note_np_check_stores): New function.
4556 (harmless_null_pointer_p): New function.
4557 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4558 changed. Take into account whether we're in the shadow of a condjump
4559 that tested NP_REG for NULL.
4560 Lose all code that tested for SEQUENCEs.
4561 (workaround_speculation): Avoid inserting NOPs for loads that are
4562 either always executed or a NULL pointer.
4564 2009-09-08 Jan Hubicka <jh@suse.cz>
4566 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4567 * params.def (early-inlining-insns): Likewise.
4569 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4571 PR rtl-optimization/41239
4572 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4573 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4575 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4576 across calls, as the calls might not always return normally.
4577 (call_may_noreturn_p): New function.
4578 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4579 (init_deps): Initialize it.
4580 (remove_from_deps): Also remove calls from
4581 last_function_call_may_noreturn list.
4583 2009-09-07 Richard Henderson <rth@redhat.com>
4585 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4586 more VR->OPERANDS than LHS operands. Free LHS before returning.
4588 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4590 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4591 (attr "addrtype"): New member "spreg".
4592 Use it if mem_spfp_address_operand is true for the address.
4593 (attr "type"): New entry "stall".
4594 (cpu_unit "load"): New.
4595 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4597 (insn_reservation "loadsp"): New.
4598 (insn_reservation "load_stall1"): New.
4599 (insn_reservation "load_stall3"): New.
4601 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4602 (mem_p_address_operand): Exclude stack and frame pointer based
4604 (mem_spfp_address_operand): New; match them here.
4605 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4606 (bfin_reorg): Call it if scheduling insns.
4607 (bfin_gen_bundles): Remove dummy insns created by
4608 add_sched_insns_for_speculation.
4610 From Jie Zhang <jie.zhang@analog.com>:
4611 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4612 bfin_si_revision, bfin_workarounds): Move these ...
4613 * config/bfin/bfin.h: ... here.
4615 From Mike Frysinger <michael.frysinger@analog.com>
4616 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4617 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4618 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4619 bf547m, bf548m, and bf549m.
4620 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4621 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4622 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4623 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4624 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4625 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4626 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4627 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4628 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4629 bf542m, bf544m, bf547m, bf548m, and bf549m.
4631 From Jie Zhang <jie.zhang@analog.com>:
4632 * config/bfin/predicates.md (p_register_operand): New predicate.
4633 (dp_register_operand): New predicate.
4634 * config/bfin/bfin-protos.h (WA_05000074): Define.
4635 (ENABLE_WA_05000074): Define.
4636 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4637 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4638 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4639 (define_attr addrtype): Allow load/store register to be P register.
4640 (define_attr storereg): New.
4641 (define_cpu_unit anomaly_05000074): New.
4642 (define_insn_reservation dsp32shiftimm): New.
4643 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4644 (define_insn_reservation loadp): Cannot use slot2.
4645 (define_insn_reservation loadsp): Cannot use slot2.
4646 (define_insn_reservation storep): Cannot use slot2. Does not
4647 apply when working around 05000074.
4648 (define_insn_reservation storep_anomaly_05000074): New.
4649 (define_insn_reservation storei): Does not apply when working
4651 (define_insn_reservation storei_anomaly_05000074): New.
4652 (define_attr length): Add dsp32shiftimm case.
4653 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4654 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4655 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4656 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4657 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4659 2009-09-07 Martin Jambor <mjambor@suse.cz>
4662 * tree-sra.c (create_artificial_child_access): Return NULL if
4663 build_ref_for_offset fails.
4664 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4665 and create_artificial_child_access to fail.
4667 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4670 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4671 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4672 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4674 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4676 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4677 block, ensure it has an exit edge. Emit a barrier after a jump.
4679 2009-09-07 Nick Clifton <nickc@redhat.com>
4681 * gcc.c (this_is_linker_script): New variable. Like
4682 this_is_library_file but for the %T constructor.
4683 (end_going_arg): If this_is_linker_script is set then locate the
4684 script and insert a --script switch before it
4685 (do_spec_2): Initialise this_is_linker_script.
4686 (do_spec_1): Likewise. Handle %T construct.
4687 (eval_spec_function): Preserve this_is_linker_script.
4688 * doc/invoke.texi: Document %T construct in spec files.
4689 * config/m32c/m32c.h (LIB_SPEC): Use it.
4691 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4693 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4694 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4695 when volatile flag is set.
4696 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4698 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4701 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4702 (combine_stack_adjustments_for_block): Allow insns between stack
4703 adjustments and stores with corresponding pre-(dec|inc)rement or
4704 pre-modify operation.
4706 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4709 * combine-stack-adj.c (struct csa_memlist): Rename to...
4710 (struct csa_reflist): ... this. Rename mem field to ref.
4711 (free_csa_memlist): Rename to...
4712 (free_csa_reflist): ... this.
4713 (record_one_stack_memref): Rename to...
4714 (record_one_stack_ref): ... this. Handle also REG_P.
4715 (try_apply_stack_adjustment): Handle also REG_P.
4716 (struct record_stack_memrefs_data): Rename to...
4717 (struct record_stack_refs_data): ... this. Rename memlist field to
4719 (record_stack_memrefs): Rename to...
4720 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4721 subexpressions instead of failing when a MEM contains SP references.
4722 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4723 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4725 2009-09-06 Richard Guenther <rguenther@suse.de>
4728 * tree.c (build_array_type): Do not record types marked
4729 with structural equality in the canonical type hashtable.
4731 2009-09-06 Richard Guenther <rguenther@suse.de>
4734 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4736 2009-09-05 Richard Guenther <rguenther@suse.de>
4739 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4741 2009-09-05 Richard Guenther <rguenther@suse.de>
4744 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4746 2009-09-05 Richard Guenther <rguenther@suse.de>
4749 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4750 before comparing function argument types.
4752 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4755 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4758 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4761 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4763 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4764 locators before emit_insn is called.
4766 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4769 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4770 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4771 (reginfo_init): Don't call allocate_reg_info.
4773 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4776 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4777 NONDEBUG_INSN_P instead of INSN_P.
4779 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4782 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4784 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4787 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4788 pattern of the split.
4790 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4792 * toplev.c (process_options): Move setter of flag_var_tracking
4793 before other tests that depend on it. Move down setter of
4794 flag_rename_registers. Don't enable var-tracking-assignments
4795 by default if selective scheduling is enabled. Warn if both
4798 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4800 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4801 comment. Use switch statement to catch overlaps between rtx
4802 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4803 (IS_DECL_CODE): ... here. Remove.
4804 (check_value_is_not_decl): Remove.
4805 (dv_from_decl, dv_from_value): Check after conversion.
4807 2009-09-04 Richard Guenther <rguenther@suse.de>
4810 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4811 after emitting tunks. Move emitting thunks and ctors from ...
4812 (cgraph_optimize): ... here. Remove redundant
4813 cgraph_analyze_functions.
4814 * varasm.c (find_decl_and_mark_needed): Remove no longer
4816 (finish_aliases_1): Adjust check for thunk aliases.
4818 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4820 * config/arm/arm.md (ctzsi2): Added braces
4821 to avoid warning that broke booststrap.
4823 2009-09-04 Martin Jambor <mjambor@suse.cz>
4825 PR tree-optimization/41112
4826 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4827 handle variable-bounded arrays.
4828 (expr_with_var_bounded_array_refs_p): New function.
4829 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4831 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4833 * config/s390/2097.md: Removed two incorrect bypasses.
4834 (z10_fsimpdf): Fixed latency.
4835 (z10_fhex): New insn_reservation.
4836 (z10_floaddf): Fixed latency.
4837 (z10_floadsf): Fixed latency.
4838 (z10_ftrunctf): Fixed latency.
4839 (z10_ftruncdf): Fixed latency.
4840 * config/s390/s390.c (z10_cost): Fixed values.
4841 (s390_adjust_priority): Added z10 path.
4842 * config/s390/s390.md (type): Added fhex.
4843 (*mov<mode>_64dfp): Updated type attribute.
4844 (*mov<mode>_64): Updated type attribute.
4845 (*mov<mode>_31): Updated type attribute.
4846 (*mov<mode>"): Likewise.
4847 * config/s390/2084.md (x_fsimpdf): Updated condition.
4849 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4851 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4852 RTXs in the predicate for operand 1.
4854 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4856 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4857 (rbitsi2): New insn.
4858 (ctzsi2): New expand.
4859 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4861 2009-09-03 Martin Jambor <mjambor@suse.cz>
4863 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4864 (create_artificial_child_access): Use build_ref_for_offset instead
4865 of duplicate_expr_for_different_base.
4866 (propagate_subacesses_accross_link): Likewise.
4868 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4870 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4872 (mips16e_collect_argument_saves): Skip debug instructions.
4873 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4874 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4875 (r10k_insert_cache_barriers): Likewise.
4876 (mips_reorg_process_insns): Likewise.
4878 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4881 * ira.c (update_equiv_reg): Remove check on class likely spill.
4883 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4886 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4887 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4891 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4892 the stack slot if it is passed by invisible reference.
4893 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4894 by invisible reference.
4896 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4898 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4899 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4900 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4902 * config/bfin/sync.md: New file.
4903 * config/bfin/bfin.md: Include it.
4904 (UNSPEC_ATOMIC): New.
4905 (UNSPEC_ONES): Provide a unique number.
4907 From Jie Zhang <jie.zhang@analog.com>:
4908 * config/bfin/bfin.c (ret_regs): New.
4909 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4910 (must_save_rets_p): New.
4911 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4912 current_function_is_leaf.
4913 (do_link): Likewise.
4914 (do_unlink): Likewise.
4915 (expand_interrupt_handler_prologue): Use ret_regs array.
4916 (expand_interrupt_handler_epilogue): Use ret_regs array and
4917 pass return register to gen_return_internal.
4918 (bfin_expand_epilogue): Pass return register to
4919 gen_return_internal.
4920 (bfin_expand_call): Explicitly clobber RETS.
4921 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4922 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4923 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4924 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4926 (return_internal): Take a reg rtx rather than the register number.
4928 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4930 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4931 when comparing against estimated_loop_iterations_int return.
4933 2009-09-03 Richard Guenther <rguenther@suse.de>
4935 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4936 eh_personality_libfunc.
4938 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4940 * tree-parloops.c (separate_decls_in_region): Add space.
4942 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4944 * tree-parloops.c (separate_decls_in_region): Change the condition
4945 checking if there are reductions in the loop.
4947 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4949 PR tree-optimization/38275
4950 * tree-parloops.c (parallelize_loops): Replace profitability condition
4951 for expected number of iterations.
4953 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4955 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4956 (bootstrap-debug): Explain conditions in which it becomes default.
4957 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4960 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4962 * doc/invoke.texi (Optimize Options): Move
4963 -finline-small-functions to the -O2 list.
4965 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4967 * toplev.c (process_options): Enable var-tracking-assignments
4968 by default if var-tracking is enabled.
4970 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4972 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4974 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4975 * rtl.h (prev_nonnote_insn_bb): Declare it.
4977 2009-09-03 Diego Novillo <dnovillo@google.com>
4979 * cgraph.c (cgraph_node_for_decl): New.
4980 * cgraph.h (cgraph_node_for_decl): Declare.
4981 * tree.c (host_integerp): Return 0 if T is NULL.
4983 2009-09-03 Diego Novillo <dnovillo@google.com>
4985 * tree.h (struct alias_pair): Move from varasm.c.
4986 (alias_pairs): Likewise.
4987 (TYPE_MAXVAL): Define.
4988 (TYPE_MINVAL): Define.
4989 (iterative_hash_host_wide_int): Declare.
4990 (remove_unreachable_alias_pairs): Declare.
4991 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4992 * diagnostic.c (default_diagnostic_starter): Make extern.
4993 (default_diagnostic_finalizer): Make extern.
4994 * diagnostic.h (default_diagnostic_starter): Declare.
4995 (default_diagnostic_finalizer): Declare.
4996 (default_tree_printer): Declare.
4997 * toplev.c (default_tree_printer): Make extern.
4999 2009-09-03 Richard Guenther <rguenther@suse.de>
5000 Diego Novillo <dnovillo@google.com>
5002 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5003 * cgraphunit.c (cgraph_expand_function): Do not emit
5004 associated thunks from here.
5005 (cgraph_emit_thunks): New.
5006 (cgraph_optimize): Call it.
5007 Return if any IPA pass finds an error.
5008 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5011 2009-09-03 Simon Baldwin <simonb@google.com>
5012 Rafael Espindola <espindola@google.com>
5013 Richard Guenther <rguenther@suse.de>
5014 Doug Kwan <dougkwan@google.com>
5015 Diego Novillo <dnovillo@google.com>
5017 * tree.c: Include tree-pass.h, langhooks-def.h,
5018 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5019 (free_lang_data_in_type): New.
5020 (need_assembler_name_p): New.
5021 (free_lang_data_in_block): New.
5022 (free_lang_data_in_decl): New.
5023 (struct free_lang_data_d): New.
5024 (add_tree_to_fld_list): New.
5025 (find_decls_types_r): New.
5026 (get_eh_types_for_runtime): New.
5027 (find_decls_types_in_eh_region): New.
5028 (find_decls_types_in_node): New.
5029 (find_decls_types_in_var): New.
5030 (free_lang_data_in_cgraph): New.
5031 (free_lang_data): New.
5032 (gate_free_lang_data): New.
5033 (pass_ipa_free_lang_data): New.
5035 2009-09-03 Diego Novillo <dnovillo@google.com>
5037 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5038 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5039 (lang_hooks): Remove const qualifier.
5040 * ipa.c (cgraph_remove_unreachable_nodes): Call
5041 remove_unreachable_alias_pairs.
5042 * except.c (add_type_for_runtime): Check if TYPE has
5043 already been converted.
5044 (lookup_type_for_runtime): Likewise.
5045 (check_handled): Handle converted types.
5046 * varasm.c (remove_unreachable_alias_pairs): New.
5047 * gimple.c: Include demangle.h.
5048 (gimple_decl_printable_name): New.
5049 (gimple_fold_obj_type_ref): New.
5050 * gimple.h (gimple_decl_printable_name): Declare.
5051 (gimple_fold_obj_type_ref): Declare.
5052 * passes.c (init_optimization_passes): Add pass
5053 pass_ipa_free_lang_data.
5054 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5055 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5057 2009-09-03 Diego Novillo <dnovillo@google.com>
5059 * c-lang.c (lang_hooks): Remove const qualifier.
5061 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5063 * doc/install.texi (*-*-freebsd*): Update target information.
5065 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5067 * hard-reg-set.h (call_fixed_regs): Remove.
5068 * reginfo.c (call_fixed_regs): Remove.
5069 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5070 (globalize_reg): Don't use call_fixed_regs.
5071 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5074 2009-09-01 Michael Matz <matz@suse.de>
5076 * expr.h (emit_storent_insn, expand_expr_real_1,
5077 expand_expr_real_2): Declare.
5078 * expr.c (emit_storent_insn, expand_expr_real_1,
5079 expand_expr_real_2): Export.
5080 (store_expr): Setting and evaluating dont_return_target is useless.
5081 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5082 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5083 * except.c (expand_resx_expr): Rename to ...
5084 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5085 * except.h (expand_resx_stmt): Declare.
5086 * stmt.c: Add include gimple.h
5087 (expand_asm_expr): Rename to ...
5088 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5089 (expand_case): Rewrite to take gimple statement.
5090 * tree.h (expand_asm_stmt): Declare.
5091 (expand_case): Change prototype.
5092 * Makefile.in (stmt.o): Depend on gimple.h.
5093 * builtins.c (expand_builtin_synchronize): Build gimple asm
5094 statement, not an ASM_EXPR.
5095 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5096 gimple_to_tree, release_stmt_tree): Remove.
5097 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5098 ggc_free, but hold comparison code and operands separately.
5099 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5100 (expand_call_stmt, expand_gimple_stmt_1,
5101 expand_gimple_stmt): New helpers.
5102 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5103 release_stmt_tree. Call expand_gimple_stmt instead.
5104 (expand_gimple_basic_block): Ditto.
5106 * calls.c (emit_call_1): Don't look at EH regions here, make
5107 fntree parameter useless.
5108 (expand_call): New local rettype for TREE_TYPE(exp), use it
5109 throughout. Remove local p, use addr instead.
5110 Don't look at EH regions here.
5112 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5114 * doc/invoke.texi (-fsched-pressure): Document it.
5115 (-fsched-reg-pressure-heuristic): Remove it.
5117 * reload.c (ira.h): Include.
5118 (find_reloads): Add choosing reload on number of small spilled
5121 * haifa-sched.c (ira.h): Include.
5122 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5123 saved_reg_pressure, curr_reg_live, saved_reg_live,
5124 region_ref_regs): New variables.
5125 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5126 initiate_reg_pressure_info, setup_ref_regs,
5127 initiate_bb_reg_pressure_info, save_reg_pressure,
5128 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5130 (setup_insn_reg_pressure_info): New function.
5131 (rank_for_schedule): Add pressure checking and insn issue time.
5132 Remove comparison of insn reg weights.
5133 (ready_sort): Set insn reg pressure info.
5134 (update_register_pressure, setup_insn_max_reg_pressure,
5135 update_reg_and_insn_max_reg_pressure,
5136 sched_setup_bb_reg_pressure_info): New functions.
5137 (schedule_insn): Add code for printing and updating reg pressure info.
5138 (find_set_reg_weight, find_insn_reg_weight): Remove.
5139 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5140 (debug_ready_list): Print reg pressure info.
5141 (schedule_block): Ditto. Check insn issue time.
5142 (sched_init): Set up sched_pressure_p. Allocate and set up some
5143 reg pressure related info.
5144 (sched_finish): Free some reg pressure related info.
5145 (fix_tick_ready): Make insn always ready if pressure_p.
5146 (init_h_i_d): Don't call find_insn_reg_weight.
5147 (haifa_finish_h_i_d): Free insn reg pressure info.
5149 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5150 ira_memory_move_cost, ira_class_hard_regs,
5151 ira_class_hard_regs_num, ira_no_alloc_regs,
5152 ira_available_class_regs, ira_reg_class_cover_size,
5153 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5155 * ira-lives.c (single_reg_class): Check mode to find how many
5156 registers are necessary for operand.
5157 (ira_implicitly_set_insn_hard_regs): New.
5159 * common.opt (fsched-pressure): New options.
5160 (fsched-reg-pressure-heuristic): Remove.
5162 * ira.c (setup_eliminable_regset): Rename to
5163 ira_setup_eliminable_regset. Make it external.
5164 (expand_reg_info): Pass cover class to setup_reg_classes.
5165 (ira): Call resize_reg_info instead of allocate_reg_info.
5167 * sched-deps.c: Include ira.h.
5168 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5169 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5170 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5171 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5172 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5173 mark_insn_reg_store, mark_insn_reg_clobber,
5174 setup_insn_reg_pressure_info): New.
5175 (sched_analyze_1): Update implicit_reg_pending_uses.
5176 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5177 Use them to create dependencies. Set insn reg uses and pressure
5178 info. Process reg_pending_uses in one place.
5179 (free_deps): Free implicit sets.
5180 (remove_from_deps): Remove implicit sets if necessary. Check
5181 implicit sets when clearing reg_last_in_use.
5182 (init_deps_global): Clear implicit_reg_pending_clobbers and
5183 implicit_reg_pending_uses.
5185 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5186 ira_memory_move_cost, ira_class_hard_regs,
5187 ira_class_hard_regs_num, ira_no_alloc_regs,
5188 ira_available_class_regs, ira_reg_class_cover_size,
5189 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5190 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5191 ira_implicitly_set_insn_hard_regs): New prototypes.
5193 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5194 cost_elements_num): New variables.
5195 (allocno_costs, total_costs): Rename to costs and
5196 total_allocno_costs.
5197 (COSTS_OF_ALLOCNO): Rename to COSTS.
5198 (allocno_pref): Rename to pref.
5199 (allocno_pref_buffer): Rename to pref_buffer.
5200 (common_classes): Rename to regno_cover_class.
5202 (record_reg_classes): Set allocno attributes only if allocno_p.
5203 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5204 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5205 and COSTS_OF_ALLOCNO.
5206 (print_costs): Rename to print_allocno_costs.
5207 (print_pseudo_costs): New.
5208 (process_bb_node_for_costs): Split into 2 functions with new
5209 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5210 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5211 new parameter dump_file. Use cost_elements_num instead of
5212 ira_allocnos_num. Make one iteration if preferred classes were
5213 already calculated for scheduler. Make 2 versions of code
5214 depending on allocno_p.
5215 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5216 regno_cover_class and COSTS instead of common_classes and
5218 (init_costs, finish_costs): New.
5219 (ira_costs): Set up allocno_p and cost_elements_num. Call
5220 init_costs and finish_costs.
5221 (ira_set_pseudo_classes): New.
5223 * rtl.h (allocate_reg_info): Remove.
5224 (resize_reg_info): Change return type.
5225 (reg_cover_class): New.
5226 (setup_reg_classes): Add new parameter.
5228 * sched-int.h (struct deps_reg): New member implicit_sets.
5229 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5230 (INCREASE_BITS): New macro.
5231 (struct reg_pressure_data, struct reg_use_data): New.
5232 (struct _haifa_insn_data): Remove reg_weight. Add members
5233 reg_pressure, reg_use_list, reg_set_list, and
5234 reg_pressure_excess_cost_change.
5235 (struct deps): New member implicit_sets.
5236 (pressure_p): New variable.
5237 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5238 (struct reg_pressure_data, struct reg_use_data): New.
5239 (INSN_REG_WEIGHT): Remove.
5240 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5241 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5242 (sched_init_region_reg_pressure_info,
5243 sched_setup_bb_reg_pressure_info): New prototypes.
5245 * reginfo.c (struct reg_pref): New member coverclass.
5246 (reg_cover_class): New function.
5247 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5248 (reg_info_size): New variable.
5249 (allocate_reg_info): Make static. Setup reg_info_size.
5250 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5251 (setup_reg_classes): Add a new parameter. Setup cover class too.
5253 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5256 * sched-rgn.c (deps_join): Set up implicit_sets.
5257 (schedule_region): Set up region and basic blocks pressure
5260 * passes.c (init_optimization_passes): Move
5261 pass_subregs_of_mode_init before pass_sched.
5263 2009-09-02 Martin Jambor <mjambor@suse.cz>
5265 * tree-sra.c (struct access): New field grp_hint.
5266 (dump_access): Dump grp_hint.
5267 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5269 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5270 those which have been specifically read and somehow written to.
5271 (propagate_subacesses_accross_link): Set grp_hint of right child and
5272 also possibly of the left child.
5274 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5276 * tree-object-size.c (addr_object_size): Always use object_size_type
5277 0 or 2 when determining the pointer pointed object size.
5279 2009-09-02 Richard Guenther <rguenther@suse.de>
5282 2009-08-31 Richard Guenther <rguenther@suse.de>
5284 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5285 to query if the memory regions for memmove overlap.
5286 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5287 asserts on pointers, instead deal with odd trees.
5288 (ptr_derefs_may_alias_p): Likewise.
5289 (refs_may_alias_p_1): Constructor bases also never alias.
5291 2009-08-01 Christian Bruel <christian.bruel@st.com>
5294 2009-07-31 Christian Bruel <christian.bruel@st.com>
5295 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5297 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5299 * doc/invoke.texi (-fvar-tracking-assignments): New.
5300 (-fvar-tracking-assignments-toggle): New.
5301 (-fdump-final-insns=file): Mark filename as optional.
5302 (--param min-nondebug-insn-uid): New.
5303 (-gdwarf-@{version}): Mention version 4.
5304 * opts.c (common_handle_option): Accept it.
5305 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5306 * regrename.c (regrename_optimize): Drop last. Don't count debug
5307 insns as uses. Don't reject change because of debug insn.
5308 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5309 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5310 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5311 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5312 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5313 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5314 * doc/gimple.texi (is_gimple_debug): New.
5315 (gimple_debug_bind_p): New.
5316 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5317 * doc/install.texi (bootstrap-debug): More details.
5318 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5319 (bootstrap-debug-lib): More details.
5320 (bootstrap-debug-ckovw): Update.
5321 (bootstrap-time): New.
5322 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5323 (insert_phi_nodes_for): Insert debug stmts.
5324 (rewrite_stmt): Take iterator. Insert debug stmts.
5325 (rewrite_enter_block): Adjust.
5326 (maybe_replace_use_in_debug_stmt): New.
5327 (rewrite_update_stmt): Use it.
5328 (mark_use_interesting): Return early for debug stmts.
5329 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5330 stmts before replacing stmt.
5331 (move_computations_stmt): Likewise.
5332 * ira-conflicts.c (add_copies): Skip debug insns.
5333 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5334 (regstat_bb_compute_ri): Skip debug insns.
5335 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5336 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5337 check_loop_closed_ssa_stmt): Skip debug stmts.
5338 * tree-tailcall.c (find_tail_calls): Likewise.
5339 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5340 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5341 (build_var_debug_value_stat): Declare.
5342 (build_var_debug_value): Define.
5343 (target_for_debug_bind): Declare.
5344 * reload.c (find_equiv_reg): Skip debug insns.
5345 * rtlanal.c (reg_used_between_p): Skip debug insns.
5346 (side_effects_p): Likewise.
5347 (canonicalize_condition): Likewise.
5348 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5349 insns never depend on debug insns.
5350 (create_ddg_dep_no_link): Likewise.
5351 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5352 Don't add inter-loop dependencies for debug insns.
5353 (build_intra_loop_deps): Likewise.
5354 (create_ddg): Count debug insns.
5355 * ddg.h (struct ddg::num_debug): New.
5356 (num_backargs): Pair up with previous int field.
5357 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5358 -fcompare-debug-second.
5359 * final.c (get_attr_length_1): Skip debug insns.
5360 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5361 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5362 (driver_self_specs): Map -fdump-final-insns to
5363 -fdump-final-insns=..
5364 (get_local_tick): New.
5365 (compare_debug_dump_opt_spec_function): Test for . argument and
5366 compute output name. Compute temp output spec without flag name.
5367 Compute -frandom-seed.
5368 (OPT): Undef after use.
5369 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5370 (average_num_loop_insns): Likewise.
5371 * params.h (MIN_NONDEBUG_INSN_UID): New.
5372 * gimple.def (GIMPLE_DEBUG): New.
5373 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5374 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5375 (merge_in_block): Fix whitespace.
5376 * toplev.c (flag_var_tracking): Update comment.
5377 (flag_var_tracking_assignments): New.
5378 (flag_var_tracking_assignments_toggle): New.
5379 (process_options): Don't open final insns dump file if we're not
5380 going to write to it. Compute defaults for var_tracking.
5381 * df-scan.c (df_insn_rescan_debug_internal): New.
5382 (df_uses_record): Handle debug insns.
5383 * haifa-sched.c (ready): Initialize n_debug.
5384 (contributes_to_priority): Skip debug insns.
5385 (dep_list_size): New.
5387 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5388 they're ready. Disregard previous debug insns to make decisions.
5389 (queue_insn): Never queue debug insns.
5390 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5391 (schedule_insn): Don't reject debug insns because of issue rate.
5392 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5393 (queue_to_ready): Skip and discount debug insns.
5394 (choose_ready): Let debug insns through.
5395 (schedule_block): Check boundary debug insns. Discount debug
5396 insns, schedule them early. Adjust whitespace.
5397 (set_priorities): Check for boundary debug insns.
5398 (add_jump_dependencies): Use dep_list_size.
5399 (prev_non_location_insn): New.
5400 (check_cfg): Use it.
5401 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5403 (remove_unused_ivs): Reset debug stmts.
5404 * modulo-sched.c (const_iteration_count): Skip debug insns.
5405 (res_MII): Discount debug insns.
5406 (loop_single_full_bb_p): Skip debug insns.
5407 (sms_schedule): Likewise.
5408 (sms_schedule_by_order): Likewise.
5409 (ps_has_conflicts): Likewise.
5410 * caller-save.c (refmarker_fn): New.
5411 (save_call_clobbered_regs): Replace regs with saved mem in
5413 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5414 Call refmarker_fn mark for hardregnos.
5415 (mark_reg_as_referenced): New.
5416 (replace_reg_with_saved_mem): New.
5417 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5418 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5420 (cse_extended_basic_block): Skip debug insns.
5421 (count_reg_usage): Likewise.
5422 (is_dead_reg): New, split out of...
5423 (set_live_p): ... here.
5424 (insn_live_p): Use it for debug insns.
5425 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5426 (execute_optimize_stdarg): Likewise.
5427 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5428 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5429 changes in debug stmts as changes.
5430 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5431 (moveup_expr): Don't move across debug insns. Don't move
5432 debug insn if it would create a bookkeeping block.
5433 (moveup_expr_cached): Don't use cache for debug insns that
5434 are heads of blocks.
5435 (compute_av_set_inside_bb): Skip debug insns.
5436 (sel_rank_for_schedule): Schedule debug insns first. Remove
5438 (block_valid_for_bookkeeping_p); Support lax searches.
5439 (create_block_for_bookkeeping): Adjust block numbers when
5440 encountering debug-only blocks.
5441 (find_place_for_bookkeeping): Deal with debug-only blocks.
5442 (generate_bookkeeping_insn): Accept no place to insert.
5443 (remove_temp_moveop_nops): New argument full_tidying.
5444 (prepare_place_to_insert): Deal with debug insns.
5445 (advance_state_on_fence): Debug insns don't start cycles.
5446 (update_boundaries): Take fence as argument. Deal with
5448 (schedule_expr_on_boundary): No full_tidying on debug insns.
5449 (fill_insns): Deal with debug insns.
5450 (track_scheduled_insns_and_blocks): Don't count debug insns.
5451 (need_nop_to_preserve_insn_bb): New, split out of...
5452 (remove_insn_from_stream): ... this.
5453 (fur_orig_expr_not_found): Skip debug insns.
5454 * rtl.def (VALUE): Move up.
5456 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5457 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5458 Set it if debug stmts are found.
5459 (statement_sink_location): Skip debug stmts. Propagate
5460 moving defs into debug stmts.
5461 * ifcvt.c (first_active_insn): Skip debug insns.
5462 (last_active_insns): Likewise.
5463 (cond_exec_process_insns): Likewise.
5464 (noce_process_if_block): Likewise.
5465 (check_cond_move_block): Likewise.
5466 (cond_move_convert_if_block): Likewise.
5467 (block_jumps_and_fallthru_p): Likewise.
5468 (dead_or_predicable): Likewise.
5469 * dwarf2out.c (debug_str_hash_forced): New.
5470 (find_AT_string): Add comment.
5471 (gen_label_for_indirect_string): New.
5472 (get_debug_string_label): New.
5473 (AT_string_form): Use it.
5474 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5475 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5476 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5477 several operations that cannot be represented with DWARF opcodes.
5478 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5479 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5480 (dwarf2out_var_location): Take during-call mark into account.
5481 (output_indirect_string): Update comment. Output if there are
5482 label and references.
5483 (prune_indirect_string): New.
5484 (prune_unused_types): Call it if debug_str_hash_forced.
5485 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5486 (dw_long_long_const): Remove.
5487 (struct dw_val_struct): Change val_long_long type to rtx.
5488 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5489 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5490 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5491 component instead of HOST_BITS_PER_LONG.
5492 (output_loc_operands): Likewise. For const8* assert
5493 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5494 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5495 rather than HOST_BITS_PER_LONG is >= 64.
5496 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5498 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5499 HOST_BITS_PER_LONG for dw_val_class_long_long.
5500 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5501 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5502 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5504 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5505 Handle DW_OP_implicit_value.
5506 (extract_int): Move prototype earlier.
5507 (mem_loc_descriptor): For SUBREG punt if inner
5508 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5509 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5510 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5511 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5512 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5513 instead of Pmode size.
5514 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5515 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5516 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5517 (concat_loc_descriptor, concatn_loc_descriptor,
5518 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5519 (add_location_or_const_value_attribute): Likewise. For single
5520 location loc_lists attempt to use add_const_value_attribute
5521 for constant decls. Add DW_AT_const_value even if
5522 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5524 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5525 (control_flow_insn_p): Likewise.
5526 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5527 (separate_decls_in_region_debug_bind): New.
5528 (separate_decls_in_region): Process debug bind stmts afterwards.
5529 * recog.c (verify_changes): Handle debug insns.
5530 (extract_insn): Likewise.
5531 (peephole2_optimize): Skip debug insns.
5532 * dse.c (scan_insn): Skip debug insns.
5533 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5535 (setup_id_for_insn): Handle debug insns.
5536 (maybe_tidy_empty_bb): Adjust whitespace.
5537 (tidy_control_flow): Skip debug insns.
5538 (sel_remove_insn): Adjust for debug insns.
5539 (sel_estimate_number_of_insns): Skip debug insns.
5540 (create_insn_rtx_from_pattern): Handle debug insns.
5541 (create_copy_of_insn_rtx): Likewise.
5542 * sel-sched-.h (sel_bb_end): Declare.
5543 (sel_bb_empty_or_nop_p): New.
5544 (get_all_loop_exits): Use it.
5545 (_eligible_successor_edge_p): Likewise.
5546 (return_nop_to_pool): Adjust.
5547 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5548 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5549 * gimple-pretty-print.c (dump_gimple_debug): New.
5550 (dump_gimple_stmt): Use it.
5551 (dump_bb_header): Skip gimple debug stmts.
5552 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5553 (fixup_match_2): Likewise.
5554 (regmove_backward_pass): Likewise. Simplify combined
5555 replacement. Handle debug insns.
5556 * function.c (instantiate_virtual_regs): Handle debug insns.
5557 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5558 * print-rtl.h: Include cselib.h.
5559 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5560 * df.h (df_inns_rescan_debug_internal): Declare.
5561 * gcse.c (alloc_hash_table): Estimate n_insns.
5562 (cprop_insn): Don't regard debug insns as changes.
5563 (bypass_conditional_jumps): Skip debug insns.
5564 (one_pre_gcse_pass): Adjust.
5565 (one_code_hoisting_pass): Likewise.
5566 (compute_ld_motion_mems): Skip debug insns.
5567 (one_cprop_pass): Adjust.
5568 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5569 (if_convertible_stmt_p): Handle debug stmts.
5570 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5571 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5572 * ira-build.c (create_bb_allocnos): Skip debug insns.
5573 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5574 (has_single_use): Likewise.
5575 (single_imm_use): Likewise.
5576 (num_imm_uses): Likewise.
5577 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5578 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5579 (create_outofssa_var_map): Likewise.
5580 * lower-subreg.c (adjust_decomposed_uses): New.
5581 (resolve_debug): New.
5582 (decompose_multiword_subregs): Use it.
5583 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5584 * emit-rtl.c: Include params.h.
5585 (cur_debug_insn_uid): Define.
5586 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5587 (copy_rtx_if_shared_1): Handle debug insns.
5588 (reset_used_flags): Likewise.
5589 (set_used_flags): LIkewise.
5590 (get_max_insn_count): New.
5591 (next_nondebug_insn): New.
5592 (prev_nondebug_insn): New.
5593 (make_debug_insn_raw): New.
5594 (emit_insn_before_noloc): Handle debug insns.
5595 (emit_jump_insn_before_noloc): Likewise.
5596 (emit_call_insn_before_noloc): Likewise.
5597 (emit_debug_insn_before_noloc): New.
5598 (emit_insn_after_noloc): Handle debug insns.
5599 (emit_jump_insn_after_noloc): Likewise.
5600 (emit_call_insn_after_noloc): Likewise.
5601 (emit_debug_insn_after_noloc): Likewise.
5602 (emit_insn_after): Take loc from earlier non-debug insn.
5603 (emit_jump_insn_after): Likewise.
5604 (emit_call_insn_after): Likewise.
5605 (emit_debug_insn_after_setloc): New.
5606 (emit_debug_insn_after): New.
5607 (emit_insn_before): Take loc from later non-debug insn.
5608 (emit_jump_insn_before): Likewise.
5609 (emit_call_insn_before): Likewise.
5610 (emit_debug_insn_before_setloc): New.
5611 (emit_debug_insn_before): New.
5612 (emit_insn): Handle debug insns.
5613 (emit_debug_insn): New.
5614 (emit_jump_insn): Handle debug insns.
5615 (emit_call_insn): Likewise.
5617 (init_emit): Take min-nondebug-insn-uid into account.
5618 Initialize cur_debug_insn_uid.
5619 (emit_copy_of_insn_after): Handle debug insns.
5620 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5621 location of single rhs in place.
5622 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5623 (floor_sdiv_adjust): New.
5624 (cell_sdiv_adjust): New.
5625 (cell_udiv_adjust): New.
5626 (round_sdiv_adjust): New.
5627 (round_udiv_adjust): New.
5628 (wrap_constant): Moved from cselib.
5629 (unwrap_constant): New.
5630 (expand_debug_expr): New.
5631 (expand_debug_locations): New.
5632 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5634 (gimple_expand_cfg): Expand debug locations.
5635 * cselib.c: Include tree-pass.h.
5636 (struct expand_value_data): New.
5637 (cselib_record_sets_hook): New.
5638 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5639 (cselib_clear_table): Move, and implemnet in terms of...
5640 (cselib_reset_table_with_next_value): ... this.
5641 (cselib_get_next_unknown_value): New.
5642 (discard_useless_locs): Don't discard preserved values.
5643 (cselib_preserve_value): New.
5644 (cselib_preserved_value_p): New.
5645 (cselib_preserve_definitely): New.
5646 (cselib_clear_preserve): New.
5647 (cselib_preserve_only_values): New.
5648 (new_cselib_val): Take rtx argument. Dump it in details.
5649 (cselib_lookup_mem): Adjust.
5650 (expand_loc): Take regs_active in struct. Adjust. Silence
5651 dumps unless details are requested.
5652 (cselib_expand_value_rtx_cb): New.
5653 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5654 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5655 without details. Copy more subregs. Try to resolve values
5656 using a callback. Wrap constants.
5657 (cselib_subst_to_values): Adjust.
5658 (cselib_log_lookup): New.
5659 (cselib_lookup): Call it.
5660 (cselib_invalidate_regno): Don't count preserved values as useless.
5661 (cselib_invalidate_mem): Likewise.
5662 (cselib_record_set): Likewise.
5663 (struct set): Renamed to cselib_set, moved to cselib.h.
5664 (cselib_record_sets): Adjust. Call hook.
5665 (cselib_process_insn): Reset table when it would be cleared.
5666 (dump_cselib_val): New.
5667 (dump_cselib_table): New.
5668 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5669 (remove_forwarder_block): Support moving debug stmts.
5670 * cselib.h (cselib_record_sets_hook): Declare.
5671 (cselib_expand_callback): New type.
5672 (cselib_expand_value_rtx_cb): Declare.
5673 (cselib_reset_table_with_next_value): Declare.
5674 (cselib_get_next_unknown_value): Declare.
5675 (cselib_preserve_value): Declare.
5676 (cselib_preserved_value_p): Declare.
5677 (cselib_preserve_only_values): Declare.
5678 (dump_cselib_table): Declare.
5679 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5680 (try_crossjump_to_edge): Likewise.
5681 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5682 dominated blocks when debug stmts are present.
5683 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5684 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5685 (set_var_live_on_entry): Likewise.
5686 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5687 * cfglayout.c (curr_location, last_location): Make static.
5688 (set_curr_insn_source_location): Don't avoid bouncing.
5689 (get_curr_insn_source_location): New.
5690 (get_curr_insn_block): New.
5691 (duplicate_insn_chain): Handle debug insns.
5692 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5694 * common.opt (fcompare-debug): Move to sort order.
5695 (fdump-unnumbered-links): Likewise.
5696 (fvar-tracking-assignments): New.
5697 (fvar-tracking-assignments-toggle): New.
5698 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5699 because of debug stmts.
5700 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5701 (eliminate_unnecessary_stmts): Walk dominated blocks before
5703 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5704 * ira.c (memref_used_between_p): Skip debug insns.
5705 (update_equiv_regs): Likewise.
5706 * sched-deps.c (sd_lists_size): Accept empty list.
5707 (sd_init_insn): Mark debug insns.
5708 (sd_finish_insn): Unmark them.
5709 (sd_add_dep): Reject non-debug deps on debug insns.
5710 (fixup_sched_groups): Give debug insns group treatment.
5712 (sched_analyze_reg): Don't mark debug insns for sched before call.
5713 (sched_analyze_2): Handle debug insns.
5714 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5716 (deps_analyze_insn): Handle debug insns.
5717 (deps_start_bb): Skip debug insns.
5718 (init_deps): Initialize last_debug_insn.
5719 * tree-ssa.c (target_for_debug_bind): New.
5720 (find_released_ssa_name): New.
5721 (propagate_var_def_into_debug_stmts): New.
5722 (propagate_defs_into_debug_stmts): New.
5723 (verify_ssa): Skip debug bind stmts without values.
5724 (warn_uninialized_vars): Skip debug stmts.
5725 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5726 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5727 (rtx_equal_p): Likewise.
5728 * ira-costs.c (scan_one_insn): Skip debug insns.
5729 (process_bb_node_for_hard_reg_moves): Likewise.
5730 * rtl.h (DEBUG_INSN_P): New.
5731 (NONDEBUG_INSN_P): New.
5732 (MAY_HAVE_DEBUG_INSNS): New.
5733 (INSN_P): Accept debug insns.
5734 (RTX_FRAME_RELATED_P): Likewise.
5735 (INSN_DELETED_P): Likewise
5736 (PAT_VAR_LOCATION_DECL): New.
5737 (PAT_VAR_LOCATION_LOC): New.
5738 (PAT_VAR_OCATION_STATUS): New.
5739 (NOTE_VAR_LOCATION_DECL): Reimplement.
5740 (NOTE_VAR_LOCATION_LOC): Likewise.
5741 (NOTE_VAR_LOCATION_STATUS): Likewise.
5742 (INSN_VAR_LOCATION): New.
5743 (INSN_VAR_LOCATION_DECL): New.
5744 (INSN_VAR_LOCATION_LOC): New.
5745 (INSN_VAR_LOCATION_STATUS): New.
5746 (gen_rtx_UNKNOWN_VAR_LOC): New.
5747 (VAR_LOC_UNKNOWN_P): New.
5748 (NOTE_DURING_CALL_P): New.
5749 (SCHED_GROUP_P): Accept debug insns.
5750 (emit_debug_insn_before): Declare.
5751 (emit_debug_insn_before_noloc): Declare.
5752 (emit_debug_insn_beore_setloc): Declare.
5753 (emit_debug_insn_after): Declare.
5754 (emit_debug_insn_after_noloc): Declare.
5755 (emit_debug_insn_after_setloc): Declare.
5756 (emit_debug_insn): Declare.
5757 (make_debug_insn_raw): Declare.
5758 (prev_nondebug_insn): Declare.
5759 (next_nondebug_insn): Declare.
5760 (delegitimize_mem_from_attrs): Declare.
5761 (get_max_insn_count): Declare.
5762 (wrap_constant): Declare.
5763 (unwrap_constant): Declare.
5764 (get_curr_insn_source_location): Declare.
5765 (get_curr_insn_block): Declare.
5766 * tree-inline.c (insert_debug_decl_map): New.
5767 (processing_debug_stmt): New.
5768 (remap_decl): Don't create new mappings in debug stmts.
5769 (remap_gimple_op_r): Don't add references in debug stmts.
5770 (copy_tree_body_r): Likewise.
5771 (remap_gimple_stmt): Handle debug bind stmts.
5772 (copy_bb): Skip debug stmts.
5773 (copy_edges_for_bb): Likewise.
5774 (copy_debug_stmt): New.
5775 (copy_debug_stmts): New.
5776 (copy_body): Copy debug stmts at the end.
5777 (insert_init_debug_bind): New.
5778 (insert_init_stmt): Take id. Skip and emit debug stmts.
5779 (setup_one_parameter): Remap variable earlier, register debug mapping.
5780 (estimate_num_insns): Skip debug stmts.
5781 (expand_call_inline): Preserve debug_map.
5782 (optimize_inline_calls): Check for no debug_stmts left-overs.
5783 (unsave_expr_now): Preserve debug_map.
5784 (copy_gimple_seq_and_replace_locals): Likewise.
5785 (tree_function_versioning): Check for no debug_stmts left-overs.
5786 Init and destroy debug_map as needed. Split edges unconditionally.
5787 (build_duplicate_type): Init and destroy debug_map as needed.
5788 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5789 (struct copy_body_data): Add debug_stmts and debug_map.
5790 * sched-int.h (struct ready_list): Add n_debug.
5791 (struct deps): Add last_debug_insn.
5792 (DEBUG_INSN_SCHED_P): New.
5793 (BOUNDARY_DEBUG_INSN_P): New.
5794 (SCHEDULE_DEBUG_INSN_P): New.
5795 (sd_iterator_cond): Accept empty list.
5796 * combine.c (create_log_links): Skip debug insns.
5797 (combine_instructions): Likewise.
5798 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5799 return value is always unshared.
5800 (struct rtx_subst_pair): New.
5801 (auto_adjust_pair): New.
5802 (propagate_for_debug_subst): New.
5803 (propagate_for_debug): New.
5804 (try_combine): Skip debug insns. Propagate removed defs into
5806 (next_nonnote_nondebug_insn): New.
5807 (distribute_notes): Use it. Skip debug insns.
5808 (distribute_links): Skip debug insns.
5809 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5810 * resource.c (mark_target_live_regs): Likewise.
5811 * var-tracking.c: Include cselib.h and target.h.
5812 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5814 (micro_operation_type_name): New.
5815 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5816 (struct micro_operation_def): Update comments.
5817 (decl_or_value): New type. Use instead of decls.
5818 (struct emit_note_data_def): Add vars.
5819 (struct attrs_def): Use decl_or_value.
5820 (struct variable_tracking_info_def): Add permp, flooded.
5821 (struct location_chain_def): Update comment.
5822 (struct variable_part_def): Use decl_or_value.
5823 (struct variable_def): Make var_part a variable length array.
5825 (scratch_regs): New.
5826 (cselib_hook_called): New.
5827 (dv_is_decl_p): New.
5828 (dv_is_value_p): New.
5831 (dv_as_opaque): New.
5832 (dv_onepart_p): New.
5834 (IS_DECL_CODE): New.
5835 (check_value_is_not_decl): New.
5836 (dv_from_decl): New.
5837 (dv_from_value): New.
5838 (dv_htab_hash): New.
5839 (variable_htab_hash): Use it.
5840 (variable_htab_eq): Support values.
5841 (variable_htab_free): Free from the right pool.
5842 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5843 (attrs_list_union): Adjust.
5844 (attrs_list_mpdv_union): New.
5845 (tie_break_pointers): New.
5846 (canon_value_cmp): New.
5847 (unshare_variable): Return possibly-modified slot.
5848 (vars_copy_1): Adjust.
5849 (var_reg_decl_set): Adjust. Split out of...
5850 (var_reg_set): ... this.
5851 (get_init_value): Adjust.
5852 (var_reg_delete_and_set): Adjust.
5853 (var_reg_delete): Adjust.
5854 (var_regno_delete): Adjust.
5855 (var_mem_decl_set): Split out of...
5856 (var_mem_set): ... this.
5857 (var_mem_delete_and_set): Adjust.
5858 (var_mem_delete): Adjust.
5862 (variable_union): Adjust. Speed up merge of 1-part vars.
5863 (variable_canonicalize): Use unshared slot.
5864 (VALUED_RECURSED_INTO): New.
5865 (find_loc_in_1pdv): New.
5866 (struct dfset_merge): New.
5867 (insert_into_intersection): New.
5868 (intersect_loc_chains): New.
5870 (canonicalize_loc_order_check): New.
5871 (canonicalize_values_mark): New.
5872 (canonicalize_values_star): New.
5873 (variable_merge_over_cur): New.
5874 (variable_merge_over_src): New.
5875 (dataflow_set_merge): New.
5876 (dataflow_set_equiv_regs): New.
5877 (remove_duplicate_values): New.
5878 (struct dfset_post_merge): New.
5879 (variable_post_merge_new_vals): New.
5880 (variable_post_merge_perm_vals): New.
5881 (dataflow_post_merge_adjust): New.
5882 (find_mem_expr_in_1pdv): New.
5883 (dataflow_set_preserve_mem_locs): New.
5884 (dataflow_set_remove_mem_locs): New.
5885 (dataflow_set_clear_at_call): New.
5886 (onepart_variable_different_p): New.
5887 (variable_different_p): Use it.
5888 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5889 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5891 (track_loc_p): Pass it true.
5892 (struct count_use_info): New.
5893 (find_use_val): New.
5894 (replace_expr_with_values): New.
5896 (use_type): New, partially split out of...
5897 (count_uses): ... this. Count new micro-ops.
5898 (count_uses_1): Adjust.
5899 (count_stores): Adjust.
5900 (count_with_sets): New.
5901 (VAL_NEEDS_RESOLUTION): New.
5902 (VAL_HOLDS_TRACK_EXPR): New.
5903 (VAL_EXPR_IS_COPIED): New.
5904 (VAL_EXPR_IS_CLOBBERED): New.
5905 (add_uses): Adjust. Generate new micro-ops.
5906 (add_uses_1): Adjust.
5907 (add_stores): Generate new micro-ops.
5908 (add_with_sets): New.
5909 (find_src_status): Adjust.
5910 (find_src_set_src): Adjust.
5911 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5912 Handle new micro-ops. Canonicalize value equivalances.
5913 (vt_find_locations): Compute total size of hash tables for
5914 dumping. Perform merge for var-tracking-assignments. Don't
5915 disregard single-block loops.
5916 (dump_attrs_list): Handle decl_or_value.
5917 (dump_variable): Take variable. Deal with decl_or_value.
5918 (dump_variable_slot): New.
5919 (dump_vars): Use it.
5920 (dump_dataflow_sets): Adjust.
5921 (set_slot_part): New, extended to support one-part variables
5922 after splitting out of...
5923 (set_variable_part): ... this.
5924 (clobber_slot_part): New, split out of...
5925 (clobber_variable_part): ... this.
5926 (delete_slot_part): New, split out of...
5927 (delete_variable_part): .... this.
5928 (check_wrap_constant): New.
5929 (vt_expand_loc_callback): New.
5930 (vt_expand_loc): New.
5931 (emit_note_insn_var_location): Adjust. Handle values. Handle
5932 EMIT_NOTE_AFTER_CALL_INSN.
5933 (emit_notes_for_differences_1): Adjust. Handle values.
5934 (emit_notes_for_differences_2): Likewise.
5935 (emit_notes_for_differences): Adjust.
5936 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5937 Adjust. Handle new micro-ops.
5938 (vt_add_function_parameters): Adjust. Create and bind values.
5939 (vt_initialize): Adjust. Initialize scratch_regs and
5940 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5941 operations. Move some code to count_with_sets and add_with_sets.
5942 (delete_debug_insns): New.
5943 (vt_debug_insns_local): New.
5944 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5946 (var_tracking_main): If var-tracking-assignments is enabled
5947 but var-tracking isn't, delete debug insns and leave. Likewise
5948 if we exceed limits or fail the stack adjustments tests, and
5949 after all var-tracking processing.
5950 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5951 (dataflow_set): Add traversed_vars.
5952 (value_chain, const_value_chain): New typedefs.
5953 (value_chain_pool, value_chains): New variables.
5954 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5955 add_value_chains, add_cselib_value_chains, remove_value_chain,
5956 remove_value_chains, remove_cselib_value_chains): New functions.
5957 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5958 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5960 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5961 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5962 (dst_can_be_shared): New variable.
5963 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5964 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5965 different from set->vars, look up slot again instead of using the
5967 (dataflow_set_init): Initialize traversed_vars.
5968 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5969 lookup if set->vars is shared. Don't keep slot cleared before
5970 calling unshare_variable. Unshare set->vars if needed. Adjust
5971 unshare_variable callers. Clear dst_can_be_shared if needed.
5972 Even ->refcount == 1 vars must be unshared if set->vars is shared
5973 and var needs to be modified.
5974 (dataflow_set_union): Set traversed_vars during canonicalization.
5975 (VALUE_CHANGED, DECL_CHANGED): Define.
5976 (set_dv_changed, dv_changed_p): New static inlines.
5977 (track_expr_p): Clear DECL_CHANGED.
5978 (dump_dataflow_sets): Set it.
5979 (variable_was_changed): Call set_dv_changed.
5980 (emit_note_insn_var_location): Likewise.
5981 (changed_variables_stack): New variable.
5982 (check_changed_vars_1, check_changed_vars_2): New functions.
5983 (emit_notes_for_changes): Do nothing if changed_variables is
5984 empty. Traverse changed_variables with check_changed_vars_1,
5985 call check_changed_vars_2 on each changed_variables_stack entry.
5986 (emit_notes_in_bb): Add SET argument. Just clear it at the
5987 beginning, use it instead of local &set, don't destroy it at the end.
5988 (vt_emit_notes): Call dataflow_set_clear early on all
5989 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5990 computed set, dataflow_set_clear also VTI(bb)->in when we are
5991 done with the basic block. Initialize changed_variables_stack,
5992 free it afterwards. If ENABLE_CHECKING verify that after noting
5993 differences to an empty set value_chains hash table is empty.
5994 (vt_initialize): Initialize value_chains and value_chain_pool.
5995 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5996 (variable_tracking_main): Call dump_dataflow_sets before calling
5997 vt_emit_notes, not after it.
5998 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5999 (propagate_var_def_into_debug_stmts): Declare.
6000 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6001 (df_set_note): Reject debug insns.
6002 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6003 add notes to debug insns.
6004 (df_note_bb_compute): Adjust. Likewise.
6005 (df_simulate_uses): Skip debug insns.
6006 (df_simulate_initialize_backwards): Likewise.
6007 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6008 (subst_stack_regs_pat): Reject debug insns.
6009 (convert_regs_1): Handle debug insns.
6010 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6011 (print-rtl.o): Depend on cselib.h.
6012 (cselib.o): Depend on TREE_PASS_H.
6013 (var-tracking.o): Depend on cselib.h and TARGET_H.
6014 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6015 (init_ready_list): Skip boundary debug insns.
6016 (add_branch_dependences): Skip debug insns.
6017 (free_block_dependencies): Check for blocks with only debug insns.
6018 (compute_priorities): Likewise.
6019 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6020 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6022 (gimple_build_debug_bind_stat): New.
6023 (empty_body_p): Skip debug stmts.
6024 (gimple_has_side_effects): Likewise.
6025 (gimple_rhs_has_side_effects): Likewise.
6026 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6027 (gimple_build_debug_bind_stat): Declare.
6028 (gimple_build_debug_bind): Define.
6029 (is_gimple_debug): New.
6030 (gimple_debug_bind_p): New.
6031 (gimple_debug_bind_get_var): New.
6032 (gimple_debug_bind_get_value): New.
6033 (gimple_debug_bind_get_value_ptr): New.
6034 (gimple_debug_bind_set_var): New.
6035 (gimple_debug_bind_set_value): New.
6036 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6037 (gimple_debug_bind_reset_value): New.
6038 (gimple_debug_bind_has_value_p): New.
6039 (gsi_next_nondebug): New.
6040 (gsi_prev_nondebug): New.
6041 (gsi_start_nondebug_bb): New.
6042 (gsi_last_nondebug_bb): New.
6043 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6044 (print_insn): Handle DEBUG_INSN.
6045 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6046 of first insn prevail.
6047 (first_stmt): Skip debug stmts.
6048 (first_non_label_stmt): Likewise.
6049 (last_stmt): Likewise.
6050 (has_zero_uses_1): New.
6051 (single_imm_use_1): New.
6052 (verify_gimple_debug): New.
6053 (verify_types_in_gimple_stmt): Handle debug stmts.
6054 (verify_stmt): Likewise.
6055 (debug_loop_num): Skip debug stmts.
6056 (remove_edge_and_dominated_blocks): Remove dominators last.
6057 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6058 (linearize_expr): Likewise.
6059 * config/i386/i386.c (ix86_delegitimize_address): Call
6060 default implementation.
6061 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6062 (group_barrier_needed): Skip debug insns.
6063 (emit_insn_group_barriers): Likewise.
6064 (emit_all_insn_group_barriers): Likewise.
6065 (ia64_variable_issue): Handle debug insns.
6066 (ia64_dfa_new_cycle): Likewise.
6067 (final_emit_insn_group_barriers): Skip debug insns.
6068 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6069 def cfa without frame.
6070 (process_set): Likewise.
6071 (process_for_unwind_directive): Pass frame on.
6072 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6073 (rs6000_delegitimize_address): New.
6074 (rs6000_debug_adjust_cost): Handle debug insns.
6075 (is_microcoded_insn): Likewise.
6076 (is_cracked_insn): Likewise.
6077 (is_nonpipeline_insn): Likewise.
6078 (insn_must_be_first_in_group): Likewise.
6079 (insn_must_be_last_in_group): Likewise.
6080 (force_new_group): Likewise.
6081 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6082 contains only debug insns.
6083 (rtl_merge_blocks): Skip debug insns.
6084 (purge_dead_edges): Likewise.
6085 (rtl_block_ends_with_call_p): Skip debug insns.
6086 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6087 (mark_reg_dependencies): Skip debug insns.
6088 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6089 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6090 * tree-ssa-threadedge.c
6091 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6092 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6093 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6094 (copyprop_hardreg_forward_1): Handle debug insns.
6095 * reload1.c (reload): Skip debug insns. Replace unassigned
6096 pseudos in debug insns with their equivalences.
6097 (eliminate_regs_in_insn): Skip debug insns.
6098 (emit_input_reload_insns): Skip debug insns at first, adjust
6100 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6101 (get_indirect_ref_operands): Pass opf_no_vops on.
6102 (get_expr_operands): Likewise. Skip debug stmts.
6103 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6105 2009-09-01 Richard Henderson <rth@redhat.com>
6107 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6108 stmt_ends_pp_p statements at least once.
6109 * tree-vrp.c (vrp_initialize): Likewise.
6110 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6112 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6115 Fix AIX bootstrap after PR debug/30161
6116 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6117 that is a GNU extension.
6118 (tmpl_value_parm_die_table): Move the definition of this global
6119 outside #ifdef DWARF2_DEBUGGING_INFO region.
6121 2009-09-01 Richard Guenther <rguenther@suse.de>
6123 * tree.c (tree_expr_size): New function.
6124 * tree.h (tree_expr_size): Declare.
6125 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6126 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6127 * langhooks.c (lhd_expr_size): Remove.
6128 * langhooks.h (struct lang_hooks): Remove expr_size.
6129 * explow.c (expr_size): Use tree_expr_size.
6130 (int_expr_size): Likewise.
6131 * langhooks-def.h (lhd_expr_size): Remove.
6132 (LANG_HOOKS_EXPR_SIZE): Likewise.
6133 (LANG_HOOKS_INITIALIZER): Adjust.
6135 2009-09-01 Richard Guenther <rguenther@suse.de>
6137 * tree-flow.h (mark_addressable): Move declaration ...
6138 * tree.h (mark_addressable): ... here.
6139 * stmt.c (expand_asm_operands): Use mark_addressable, not
6140 lang_hooks.mark_addressable.
6141 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6142 LANG_HOOKS_MARK_ADDRESSABLE.
6143 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6144 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6146 2009-08-31 Chris Demetriou <cgd@google.com>
6148 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6149 vectorize if not TARGET_SSE2.
6151 2009-08-31 DJ Delorie <dj@redhat.com>
6153 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6154 registers if no coprocessor is enabled.
6156 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6159 * cgraph.h (cgraph_get_node): Declare ...
6160 * cgraph.c (cgraph_get_node): ... new function.
6161 * dwarf2out.c (gen_generic_params_dies,
6162 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6163 make_ith_pack_parameter_name,
6164 append_entry_to_tmpl_value_parm_die_table,
6165 gen_remaining_tmpl_value_param_die_attribute): New functions.
6166 (gen_subprogram_die): Generate debug info for template parameters
6167 if debug info level is higher than DINFO_LEVEL_TERSE.
6168 Use tree_add_const_value_attribute_for_decl instead of
6169 tree_add_const_value_attribute.
6170 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6171 instead of tree_add_const_value_attribute.
6172 (gen_struct_or_union_type_die): Generate debug
6173 info for template parameters if debug info level is higher than
6175 (tree_add_const_value_attribute): Handle integral and pointer
6176 constants. Update comment.
6177 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6178 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6179 (reference_to_unused): Fix thinko. Remove redundant predicates from
6181 (tree_add_const_value_attribute): Make this work for constant
6183 tree_add_const_value_attribute_for_decl is to be used for variable
6185 (add_location_or_const_value_attribute): Use
6186 tree_add_const_value_attribute_for_decl now.
6187 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6188 DW_TAG_template_value_param DIEs after function DIEs have been
6190 * langhooks.h (lang_hooks_for_types): Add
6191 get_argument_pack_elems.
6192 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6193 (lang_hooks): Added get_innermost_generic_parms,
6194 get_innermost_generic_args.
6195 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6196 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6197 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6198 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6200 2009-08-31 DJ Delorie <dj@redhat.com>
6202 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6203 it once we start generating the prologue or epilogue.
6204 (mep_call_saves_register): If the frame is locked, re-use
6206 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6207 (mep_expand_prologue): Call it.
6208 (mep_expand_epilogue): Likewise.
6209 (mep_start_function): Use the same logic as mep_expand_prologue.
6210 (mep_pass_by_reference): Make logic more readable.
6211 (mep_return_in_memory): Zero-sized objects are passed in memory.
6212 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6214 2009-08-31 Richard Guenther <rguenther@suse.de>
6216 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6217 to query if the memory regions for memmove overlap.
6218 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6219 asserts on pointers, instead deal with odd trees.
6220 (ptr_derefs_may_alias_p): Likewise.
6221 (refs_may_alias_p_1): Constructor bases also never alias.
6223 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6225 * doc/install.texi (Final install): Adjust reference on where to
6226 order printed manuals.
6228 2009-08-30 Olivier Hainque <hainque@adacore.com>
6230 * dwarf2out.c (switch_to_frame_table_section): Move
6231 definition prior to first use.
6233 2009-08-30 Richard Guenther <rguenther@suse.de>
6235 PR tree-optimization/41186
6236 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6237 (ao_ref_init_from_ptr_and_size): New function.
6238 (ref_maybe_used_by_call_p_1): Be more precise tracking
6239 used ranges for builtin functions.
6240 (ref_maybe_used_by_call_p): Adjust.
6241 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6242 ranges for builtin functions.
6243 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6245 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6248 * fwprop.c (get_reg_use_in): Delete.
6249 (free_load_extend): New function.
6250 (forward_propagate_subreg): Use it.
6252 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6254 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6256 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6259 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6262 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6264 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6265 fini or fini_array section.
6267 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6269 * graphite-dependences.c (graphite_legal_transform_bb): Call
6270 pbb_remove_duplicate_pdrs.
6271 * graphite-poly.c (can_collapse_pdr): Removed.
6272 (pdr_find_duplicate): Removed.
6273 (can_collapse_pdrs): New.
6274 (pbb_remove_duplicate_pdrs): New.
6275 (new_poly_dr): Do not look for duplicates.
6276 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6277 (PBB_PDR_DUPLICATES_REMOVED): New.
6278 (pbb_remove_duplicate_pdrs): Declared.
6280 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6282 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6283 the strides by multiplying by PDR_NB_REFS.
6284 * graphite-poly.c (can_collapse_pdr): New.
6285 (pdr_find_duplicate): New.
6286 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6287 Initialize PDR_NB_REFS.
6288 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6290 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6292 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6295 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6298 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6300 * graphite-dependences.c (pddr_original_scattering): Return NULL
6301 for read-read dependence relations.
6302 * graphite-poly.h (enum poly_dr_type): Fix comment.
6305 (pdr_may_write_p): New.
6307 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6309 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6310 (struct poly_dr): Same.
6311 (new_poly_dr): Same.
6312 * graphite-poly.c (new_poly_dr): Same.
6313 * graphite-dependences.c (dot_deps): Disable call to system.
6315 2009-08-28 Cary Coutant <ccoutant@google.com>
6318 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6319 struct/union/enum types local to a function.
6321 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6322 Sebastian Pop <sebastian.pop@amd.com>
6324 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6325 pbb_strip_mine_time_depth. Changed the implementation so that
6326 transformation is expressed as a transformation on
6327 time (scatttering) dimensions. Also, ensures that the 2d+1
6328 scheduling format is preserved.
6329 (pbb_strip_mine_profitable_p): Profitability is based on the
6330 iteration number of a given time (scattering) dimension,
6331 and not on a original loop depth dimension.
6332 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6333 (pbb_do_strip_mine): Call psct_dynamic_dim.
6334 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6335 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6336 (pbb_nb_dynamic_scattering_transform): New.
6337 (psct_dynamic_dim): New.
6339 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6341 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6342 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6343 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6344 * graphite-interchange.c (build_linearized_memory_access): Same.
6345 (memory_stride_in_loop): Same.
6347 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6349 * graphite-dependences.c (pddr_original_scattering): New.
6350 (graphite_legal_transform_dr): Call pddr_original_scattering.
6353 * graphite-dependences.h (dot_deps): Declared.
6354 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6355 (print_pdr): Print PDR_ID.
6356 * graphite-poly.h (struct poly_dr): Add field id.
6359 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6361 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6363 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6364 not delete the original dependence relation.
6366 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6368 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6369 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6370 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6371 (free_poly_ddr): New.
6372 (pddr_is_empty): New.
6373 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6374 (dependence_polyhedron): Same. Remove useless gcc_assert.
6376 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6377 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6378 * graphite-dependences.h (enum poly_dependence_kind): New.
6379 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6380 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6381 (PDRP_SINK): Renamed PDDR_SINK.
6382 (PDRP_DDP): Renamed PDDR_DDP.
6384 (free_poly_ddr): Declared.
6385 * graphite-poly.c (new_scop): Use the new hash function names.
6386 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6387 into original_pddrs.
6388 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6390 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6392 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6393 bounds with LT_EXPR to make niter analysis more precise on code
6394 generated by Graphite.
6396 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6398 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6399 (graphite_legal_transform_bb): Same.
6400 (poly_drs_may_alias_p): Same.
6402 2009-08-28 Richard Guenther <rguenther@suse.de>
6404 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6406 2009-08-28 Jan Beulich <jbeulich@novell.com>
6408 * config/i386/netware.c: Include langhooks.h.
6409 (i386_nlm_encode_section_info): Simplify.
6410 (netware_override_options): Delete.
6411 * config/i386/netware.h (netware_override_options): Delete
6413 (OVERRIDE_OPTIONS): Delete definition.
6414 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6415 (ASM_COMMENT_START): Define.
6416 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6418 2009-08-28 Jan Beulich <jbeulich@novell.com>
6420 * configure.ac: For in-tree ld, do a plain version check to
6421 determine whether comdat groups are supported.
6422 * configure: Regenerate.
6424 2009-08-28 Olivier Hainque <hainque@adacore.com>
6426 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6427 always defined. Reflect definition or absence of such for
6428 COLLECT_EXPORT_LIST. Readability helper.
6429 (scanfilter): New enum, to help control what symbols
6430 are to be considered or ignored by scan_prog_file.
6431 (enum pass): Rename as "scanpass", moved together with scanfilter
6432 prior to scan_prog_file's prototype.
6433 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6434 Group prototype with the scanpass/scanfilter definitions, factorize
6435 head comments for the several implementations at the prototype.
6436 (main): Reorganize the first pass link control to let AIX
6437 drag only the needed frame tables in executables. Prevent
6438 frame tables collection during the scan aimed at static ctors.
6439 Pre-link and scan for frame tables later to compensate.
6440 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6441 A C statement to issue assembly directives that create a reference
6442 to the given DWARF table identifier label from the current function
6444 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6445 to differentiate first time section entry. Only emit a .data
6446 tables start identifier label the first time around.
6447 (switch_to_frame_table_section): New function. Helper for
6448 output_call_frame_info to switch possibly BACK into the eh_frame
6449 or the debug_frame section depending on FOR_EH.
6450 (output_call_frame_info): Use helper to first enter the proper
6452 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6453 emit a link to the frame table start label from each function
6455 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6456 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6457 * config/rs6000/rs6000-protos.h: Declare it.
6458 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6460 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6462 * config/sh/sh.c (split_branches): Check the result of
6465 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6467 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6468 using -pthread -fopenmp
6470 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6472 * doc/service.texi (service directory): Update URL.
6474 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6476 PR rtl-optimization/40861
6477 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6478 extract word from a multi-word subreg for negative byte positions.
6480 2009-08-27 Tristan Gingold <gingold@adacore.com>
6481 Douglas B Rupp <rupp@gnat.com>
6483 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6484 (SECTION_VMS_OVERLAY): Define.
6485 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6487 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6489 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6490 common_object declarations.
6491 (ia64_section_type_flags): Set section flag for common_object.
6492 * config/ia64/ia64-protos.h
6493 (ia64_vms_output_aligned_decl_common): Declare.
6494 (ia64_vms_elf_asm_named_section): Declare.
6496 2009-08-27 Michael Matz <matz@suse.de>
6498 * expr.c (expand_expr_real_2): New function taking exploded
6499 unary or binary expression, split out from ...
6500 (expand_expr_real_1): ... here. Move over all unary/binary
6501 switch parts to above function, in particular these codes:
6502 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6503 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6504 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6505 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6506 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6507 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6508 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6509 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6510 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6511 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6512 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6513 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6514 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6515 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6516 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6517 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6518 VEC_PACK_FIX_TRUNC_EXPR.
6519 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6522 2009-08-27 Richard Guenther <rguenther@suse.de>
6524 * gengtype.c (main): Handle uint64_t.
6525 * ipa-utils.c (get_base_var): Indent properly.
6526 * tree-ssa-live.c (debug_scope_block): New function.
6527 * tree-flow.h (debug_scope_block): Declare.
6528 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6529 * basic-block.h (enum profile_status): Rename to
6530 enum profile_status_d.
6531 (x_profile_status): Adjust type.
6533 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6536 * dwarf2out.c (get_context_die): Declare this static function.
6537 (gen_type_die_with_usage): Make sure a DIE is a generated for
6538 the context of a typedef.
6540 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6542 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6545 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6547 * config/mips/mips-protos.h (mips_output_sync): Declare.
6548 (mips_sync_loop_insns): Likewise.
6549 (mips_output_sync_loop): Replace first two parameters with an rtx.
6550 * config/mips/mips.c (mips_multi_member): New structure.
6551 (mips_multi_members): New variable.
6552 (mips_multi_start): New function.
6553 (mips_multi_add): Likewise.
6554 (mips_multi_add_insn): Likewise.
6555 (mips_multi_add_label): Likewise.
6556 (mips_multi_last_index): Likewise.
6557 (mips_multi_copy_insn): Likewise.
6558 (mips_multi_set_operand): Likewise.
6559 (mips_multi_write): Likewise.
6560 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6561 (mips_init_print_operand_punct): Update accordingly.
6562 (mips_start_ll_sc_sync_block): New function.
6563 (mips_end_ll_sc_sync_block): Likewise.
6564 (mips_output_sync): Likewise.
6565 (mips_sync_insn1_template): Likewise.
6566 (mips_sync_insn2_template): Likewise.
6567 (mips_get_sync_operand): Likewise.
6568 (mips_process_sync_loop): Likewise.
6569 (mips_output_sync_loop): Use mips_process_sync_loop.
6570 (mips_sync_loop_insns): New function.
6571 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6572 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6573 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6574 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6575 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6576 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6577 (MIPS_SYNC_OLD_OP_12): Likewise.
6578 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6579 (MIPS_SYNC_NEW_OP_12): Likewise.
6580 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6581 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6582 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6583 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6584 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6585 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6586 * config/mips/mips.md (sync_mem): New attribute.
6587 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6588 (sync_exclusive_mask, sync_required_oldval): Likewise.
6589 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6590 (sync_release_barrier): Likewise.
6591 (length): Handle sync loops.
6592 (sync): Use mips_output_sync.
6593 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6594 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6595 and use mips_output_sync_loop.
6596 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6597 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6598 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6599 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6600 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6601 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6602 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6603 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6604 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6606 2009-08-26 Richard Guenther <rguenther@suse.de>
6609 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6610 the types to not match.
6611 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6613 * tree-ssa.c (useless_type_conversion_p): Conversions to
6614 pointers to unprototyped functions are useless.
6616 2009-08-26 Richard Guenther <rguenther@suse.de>
6618 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6619 whole-program condition, prepare to be called for non-globals.
6620 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6621 params build a representative with known type and track its fields.
6623 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6625 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6626 clearing by a taken branch.
6627 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6628 effectively after bbro pass.
6629 (sync_nand<mode>): Ditto.
6630 (sync_old_<fetchop_name><mode>): Ditto.
6631 (sync_old_nand<mode>): Ditto.
6632 (sync_new_<fetchop_name><mode>): Dito.
6633 (sync_new_nand<mode>): Ditto.
6634 (sync_compare_and_swap<mode>_1): Ditto.
6635 (*sync_compare_and_swap<mode>): Ditto.
6636 (sync_lock_test_and_set<mode>_1): Ditto.
6637 ("sync_lock_test_and_set<mode>): Ditto.
6639 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6641 * hwint.h (HOST_LONG_FORMAT): New macro
6642 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6643 Use HOST_PTR_PRINTF.
6644 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6645 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6646 (HOST_PTR_PRINTF): Document.
6648 2009-08-25 Jan Hubicka <jh@suse.cz>
6650 * config/i386/bmmintrin.h: Replace by #error.
6653 Michael Meissner <michael.meissner@amd.com>
6654 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6655 Tony Linthicum <tony.linthicum@amd.com>
6657 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6658 (TARGET_ROUND): New macro for the round/ptest instructions which
6659 are shared between SSE4.1 and SSE5.
6660 (OPTION_MASK_ISA_ROUND): Ditto.
6661 (OPTION_ISA_ROUND): Ditto.
6662 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6663 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6665 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6666 (-mfused-madd): New switch to give users control over whether the
6667 compiler optimizes to use the multiply/add SSE5 instructions.
6669 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6670 (ix86_handle_option): Turn off 3dnow if -msse5.
6671 (override_options): Add SSE5 support.
6672 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6674 (ix86_expand_sse_movcc): Add SSE5 support.
6675 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6676 vector type to the next largest size.
6677 (ix86_expand_sse5_pack): New function to use pperm to pack a
6678 vector type to the next smallest size.
6679 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6680 (IX86_BUILTIN_FMADDSD): Ditto.
6681 (IX86_BUILTIN_FMADDPS): Ditto.
6682 (IX86_BUILTIN_FMADDPD): Ditto.
6683 (IX86_BUILTIN_FMSUBSS): Ditto.
6684 (IX86_BUILTIN_FMSUBSD): Ditto.
6685 (IX86_BUILTIN_FMSUBPS): Ditto.
6686 (IX86_BUILTIN_FMSUBPD): Ditto.
6687 (IX86_BUILTIN_FNMADDSS): Ditto.
6688 (IX86_BUILTIN_FNMADDSD): Ditto.
6689 (IX86_BUILTIN_FNMADDPS): Ditto.
6690 (IX86_BUILTIN_FNMADDPD): Ditto.
6691 (IX86_BUILTIN_FNMSUBSS): Ditto.
6692 (IX86_BUILTIN_FNMSUBSD): Ditto.
6693 (IX86_BUILTIN_FNMSUBPS): Ditto.
6694 (IX86_BUILTIN_FNMSUBPD): Ditto.
6695 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6696 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6697 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6698 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6699 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6700 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6701 (IX86_BUILTIN_PPERM): Ditto.
6702 (IX86_BUILTIN_PERMPS): Ditto.
6703 (IX86_BUILTIN_PERMPD): Ditto.
6704 (IX86_BUILTIN_PMACSSWW): Ditto.
6705 (IX86_BUILTIN_PMACSWW): Ditto.
6706 (IX86_BUILTIN_PMACSSWD): Ditto.
6707 (IX86_BUILTIN_PMACSWD): Ditto.
6708 (IX86_BUILTIN_PMACSSDD): Ditto.
6709 (IX86_BUILTIN_PMACSDD): Ditto.
6710 (IX86_BUILTIN_PMACSSDQL): Ditto.
6711 (IX86_BUILTIN_PMACSSDQH): Ditto.
6712 (IX86_BUILTIN_PMACSDQL): Ditto.
6713 (IX86_BUILTIN_PMACSDQH): Ditto.
6714 (IX86_BUILTIN_PMADCSSWD): Ditto.
6715 (IX86_BUILTIN_PMADCSWD): Ditto.
6716 (IX86_BUILTIN_PHADDBW): Ditto.
6717 (IX86_BUILTIN_PHADDBD): Ditto.
6718 (IX86_BUILTIN_PHADDBQ): Ditto.
6719 (IX86_BUILTIN_PHADDWD): Ditto.
6720 (IX86_BUILTIN_PHADDWQ): Ditto.
6721 (IX86_BUILTIN_PHADDDQ): Ditto.
6722 (IX86_BUILTIN_PHADDUBW): Ditto.
6723 (IX86_BUILTIN_PHADDUBD): Ditto.
6724 (IX86_BUILTIN_PHADDUBQ): Ditto.
6725 (IX86_BUILTIN_PHADDUWD): Ditto.
6726 (IX86_BUILTIN_PHADDUWQ): Ditto.
6727 (IX86_BUILTIN_PHADDUDQ): Ditto.
6728 (IX86_BUILTIN_PHSUBBW): Ditto.
6729 (IX86_BUILTIN_PHSUBWD): Ditto.
6730 (IX86_BUILTIN_PHSUBDQ): Ditto.
6731 (IX86_BUILTIN_PROTB): Ditto.
6732 (IX86_BUILTIN_PROTW): Ditto.
6733 (IX86_BUILTIN_PROTD): Ditto.
6734 (IX86_BUILTIN_PROTQ): Ditto.
6735 (IX86_BUILTIN_PROTB_IMM): Ditto.
6736 (IX86_BUILTIN_PROTW_IMM): Ditto.
6737 (IX86_BUILTIN_PROTD_IMM): Ditto.
6738 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6739 (IX86_BUILTIN_PSHLB): Ditto.
6740 (IX86_BUILTIN_PSHLW): Ditto.
6741 (IX86_BUILTIN_PSHLD): Ditto.
6742 (IX86_BUILTIN_PSHLQ): Ditto.
6743 (IX86_BUILTIN_PSHAB): Ditto.
6744 (IX86_BUILTIN_PSHAW): Ditto.
6745 (IX86_BUILTIN_PSHAD): Ditto.
6746 (IX86_BUILTIN_PSHAQ): Ditto.
6747 (IX86_BUILTIN_FRCZSS): Ditto.
6748 (IX86_BUILTIN_FRCZSD): Ditto.
6749 (IX86_BUILTIN_FRCZPS): Ditto.
6750 (IX86_BUILTIN_FRCZPD): Ditto.
6751 (IX86_BUILTIN_CVTPH2PS): Ditto.
6752 (IX86_BUILTIN_CVTPS2PH): Ditto.
6753 (IX86_BUILTIN_COMEQSS): Ditto.
6754 (IX86_BUILTIN_COMNESS): Ditto.
6755 (IX86_BUILTIN_COMLTSS): Ditto.
6756 (IX86_BUILTIN_COMLESS): Ditto.
6757 (IX86_BUILTIN_COMGTSS): Ditto.
6758 (IX86_BUILTIN_COMGESS): Ditto.
6759 (IX86_BUILTIN_COMUEQSS): Ditto.
6760 (IX86_BUILTIN_COMUNESS): Ditto.
6761 (IX86_BUILTIN_COMULTSS): Ditto.
6762 (IX86_BUILTIN_COMULESS): Ditto.
6763 (IX86_BUILTIN_COMUGTSS): Ditto.
6764 (IX86_BUILTIN_COMUGESS): Ditto.
6765 (IX86_BUILTIN_COMORDSS): Ditto.
6766 (IX86_BUILTIN_COMUNORDSS): Ditto.
6767 (IX86_BUILTIN_COMFALSESS): Ditto.
6768 (IX86_BUILTIN_COMTRUESS): Ditto.
6769 (IX86_BUILTIN_COMEQSD): Ditto.
6770 (IX86_BUILTIN_COMNESD): Ditto.
6771 (IX86_BUILTIN_COMLTSD): Ditto.
6772 (IX86_BUILTIN_COMLESD): Ditto.
6773 (IX86_BUILTIN_COMGTSD): Ditto.
6774 (IX86_BUILTIN_COMGESD): Ditto.
6775 (IX86_BUILTIN_COMUEQSD): Ditto.
6776 (IX86_BUILTIN_COMUNESD): Ditto.
6777 (IX86_BUILTIN_COMULTSD): Ditto.
6778 (IX86_BUILTIN_COMULESD): Ditto.
6779 (IX86_BUILTIN_COMUGTSD): Ditto.
6780 (IX86_BUILTIN_COMUGESD): Ditto.
6781 (IX86_BUILTIN_COMORDSD): Ditto.
6782 (IX86_BUILTIN_COMUNORDSD): Ditto.
6783 (IX86_BUILTIN_COMFALSESD): Ditto.
6784 (IX86_BUILTIN_COMTRUESD): Ditto.
6785 (IX86_BUILTIN_COMEQPS): Ditto.
6786 (IX86_BUILTIN_COMNEPS): Ditto.
6787 (IX86_BUILTIN_COMLTPS): Ditto.
6788 (IX86_BUILTIN_COMLEPS): Ditto.
6789 (IX86_BUILTIN_COMGTPS): Ditto.
6790 (IX86_BUILTIN_COMGEPS): Ditto.
6791 (IX86_BUILTIN_COMUEQPS): Ditto.
6792 (IX86_BUILTIN_COMUNEPS): Ditto.
6793 (IX86_BUILTIN_COMULTPS): Ditto.
6794 (IX86_BUILTIN_COMULEPS): Ditto.
6795 (IX86_BUILTIN_COMUGTPS): Ditto.
6796 (IX86_BUILTIN_COMUGEPS): Ditto.
6797 (IX86_BUILTIN_COMORDPS): Ditto.
6798 (IX86_BUILTIN_COMUNORDPS): Ditto.
6799 (IX86_BUILTIN_COMFALSEPS): Ditto.
6800 (IX86_BUILTIN_COMTRUEPS): Ditto.
6801 (IX86_BUILTIN_COMEQPD): Ditto.
6802 (IX86_BUILTIN_COMNEPD): Ditto.
6803 (IX86_BUILTIN_COMLTPD): Ditto.
6804 (IX86_BUILTIN_COMLEPD): Ditto.
6805 (IX86_BUILTIN_COMGTPD): Ditto.
6806 (IX86_BUILTIN_COMGEPD): Ditto.
6807 (IX86_BUILTIN_COMUEQPD): Ditto.
6808 (IX86_BUILTIN_COMUNEPD): Ditto.
6809 (IX86_BUILTIN_COMULTPD): Ditto.
6810 (IX86_BUILTIN_COMULEPD): Ditto.
6811 (IX86_BUILTIN_COMUGTPD): Ditto.
6812 (IX86_BUILTIN_COMUGEPD): Ditto.
6813 (IX86_BUILTIN_COMORDPD): Ditto.
6814 (IX86_BUILTIN_COMUNORDPD): Ditto.
6815 (IX86_BUILTIN_COMFALSEPD): Ditto.
6816 (IX86_BUILTIN_COMTRUEPD): Ditto.
6817 (IX86_BUILTIN_PCOMEQUB): Ditto.
6818 (IX86_BUILTIN_PCOMNEUB): Ditto.
6819 (IX86_BUILTIN_PCOMLTUB): Ditto.
6820 (IX86_BUILTIN_PCOMLEUB): Ditto.
6821 (IX86_BUILTIN_PCOMGTUB): Ditto.
6822 (IX86_BUILTIN_PCOMGEUB): Ditto.
6823 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6824 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6825 (IX86_BUILTIN_PCOMEQUW): Ditto.
6826 (IX86_BUILTIN_PCOMNEUW): Ditto.
6827 (IX86_BUILTIN_PCOMLTUW): Ditto.
6828 (IX86_BUILTIN_PCOMLEUW): Ditto.
6829 (IX86_BUILTIN_PCOMGTUW): Ditto.
6830 (IX86_BUILTIN_PCOMGEUW): Ditto.
6831 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6832 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6833 (IX86_BUILTIN_PCOMEQUD): Ditto.
6834 (IX86_BUILTIN_PCOMNEUD): Ditto.
6835 (IX86_BUILTIN_PCOMLTUD): Ditto.
6836 (IX86_BUILTIN_PCOMLEUD): Ditto.
6837 (IX86_BUILTIN_PCOMGTUD): Ditto.
6838 (IX86_BUILTIN_PCOMGEUD): Ditto.
6839 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6840 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6841 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6842 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6843 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6844 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6845 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6846 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6847 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6848 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6849 (IX86_BUILTIN_PCOMEQB): Ditto.
6850 (IX86_BUILTIN_PCOMNEB): Ditto.
6851 (IX86_BUILTIN_PCOMLTB): Ditto.
6852 (IX86_BUILTIN_PCOMLEB): Ditto.
6853 (IX86_BUILTIN_PCOMGTB): Ditto.
6854 (IX86_BUILTIN_PCOMGEB): Ditto.
6855 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6856 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6857 (IX86_BUILTIN_PCOMEQW): Ditto.
6858 (IX86_BUILTIN_PCOMNEW): Ditto.
6859 (IX86_BUILTIN_PCOMLTW): Ditto.
6860 (IX86_BUILTIN_PCOMLEW): Ditto.
6861 (IX86_BUILTIN_PCOMGTW): Ditto.
6862 (IX86_BUILTIN_PCOMGEW): Ditto.
6863 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6864 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6865 (IX86_BUILTIN_PCOMEQD): Ditto.
6866 (IX86_BUILTIN_PCOMNED): Ditto.
6867 (IX86_BUILTIN_PCOMLTD): Ditto.
6868 (IX86_BUILTIN_PCOMLED): Ditto.
6869 (IX86_BUILTIN_PCOMGTD): Ditto.
6870 (IX86_BUILTIN_PCOMGED): Ditto.
6871 (IX86_BUILTIN_PCOMFALSED): Ditto.
6872 (IX86_BUILTIN_PCOMTRUED): Ditto.
6873 (IX86_BUILTIN_PCOMEQQ): Ditto.
6874 (IX86_BUILTIN_PCOMNEQ): Ditto.
6875 (IX86_BUILTIN_PCOMLTQ): Ditto.
6876 (IX86_BUILTIN_PCOMLEQ): Ditto.
6877 (IX86_BUILTIN_PCOMGTQ): Ditto.
6878 (IX86_BUILTIN_PCOMGEQ): Ditto.
6879 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6880 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6881 (enum multi_arg_type): New enum for describing the various SSE5
6882 intrinsic argument types.
6883 (bdesc_multi_arg): New table for SSE5 intrinsics.
6884 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6885 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6887 (ix86_expand_builtin): Add SSE5 intrinsic support.
6888 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6889 operand instructions.
6890 (ix86_expand_sse5_multiple_memory): New function to split the
6891 second memory reference from SSE5 instructions.
6892 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6893 (ix86_return_pops_args): Use stdarg_p to determine if the function
6894 has variable arguments.
6895 (ix86_setup_incoming_varargs): Ditto.
6896 (x86_this_parameter): Ditto.
6898 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6900 (ix86_expand_sse5_pack): Ditto.
6901 (ix86_sse5_valid_op_p): Ditto.
6902 (ix86_expand_sse5_multiple_memory): Ditto.
6904 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6905 constant for SSE5 support.
6906 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6907 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6908 (UNSPEC_SSE5_PERMUTE): Ditto.
6909 (UNSPEC_SSE5_ASHIFT): Ditto.
6910 (UNSPEC_SSE5_LSHIFT): Ditto.
6911 (UNSPEC_FRCZ): Ditto.
6912 (UNSPEC_CVTPH2PS): Ditto.
6913 (UNSPEC_CVTPS2PH): Ditto.
6914 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6916 (COM_FALSE_S): Ditto.
6917 (COM_FALSE_P): Ditto.
6918 (COM_TRUE_S): Ditto.
6919 (COM_TRUE_P): Ditto.
6920 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6921 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6923 (memory attribute): Ditto.
6924 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6925 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6926 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6927 (floor<mode>2): Ditto.
6928 (ceil<mode>2): Ditto.
6929 (btrunc<mode>2): Ditto.
6930 (nearbyintdf2): Ditto.
6931 (nearbyintsf2): Ditto.
6932 (sse_setccsf): Disable if SSE5.
6933 (sse_setccdf): Ditto.
6934 (sse5_setcc<mode>): New support for SSE5 conditional move.
6935 (sse5_pcmov_<mode>): Ditto.
6937 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6939 (SSEMODEF2P): Ditto.
6940 (ssemodesuffixf4): New mode attribute for SSE5.
6941 (ssemodesuffixf2s): Ditto.
6942 (ssemodesuffixf2c): Ditto.
6943 (sserotatemax): Ditto.
6944 (ssescalarmode): Ditto.
6945 (sse_maskcmpv4sf3): Disable if SSE5.
6946 (sse_maskcmpv2df3): Ditto.
6947 (sse_vmmaskcmpv4sf3): Ditto.
6948 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6949 (sse5_vmfmadd<mode>4): Ditto.
6950 (sse5_fmsub<mode>4): Ditto.
6951 (sse5_vmfmsub<mode>4): Ditto.
6952 (sse5_fnmadd<mode>4): Ditto.
6953 (sse5_vmfnmadd<mode>4): Ditto.
6954 (sse5_fnmsub<mode>4): Ditto.
6955 (sse5_vmfnmsub<mode>4): Ditto.
6956 (sse5i_fmadd<mode>4): Ditto.
6957 (sse5i_fmsub<mode>4): Ditto.
6958 (sse5i_fnmadd<mode>4): Ditto.
6959 (sse5i_fnmsub<mode>4): Ditto.
6960 (sse5i_vmfmadd<mode>4): Ditto.
6961 (sse5i_vmfmsub<mode>4): Ditto.
6962 (sse5i_vmfnmadd<mode>4): Ditto.
6963 (sse5i_vmfnmsub<mode>4): Ditto.
6964 (mulv16qi3): Add SSE5 support.
6966 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6967 (sse2_mulv4si3): Disable if SSE5.
6968 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6969 (sse4_1_roundps): Ditto.
6970 (sse4_1_roundsd): Ditto.
6971 (sse4_1_roundss): Ditto.
6972 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6974 (sse_maskcmpsf3): Ditto.
6975 (sse_vmmaskcmpv4sf3): Ditto.
6976 (sse2_maskcmpv2df3): Ditto.
6977 (sse2_maskcmpdf3): Ditto.
6978 (sse2_vmmaskcmpv2df3): Ditto.
6979 (sse2_eq<mode>3): Ditto.
6980 (sse2_gt<mode>3): Ditto.
6981 (sse5_pcmov_<mode>): Add SSE5 support.
6982 (vec_unpacku_hi_v16qi): Ditto.
6983 (vec_unpacks_hi_v16qi): Ditto.
6984 (vec_unpacku_lo_v16qi): Ditto.
6985 (vec_unpacks_lo_v16qi): Ditto.
6986 (vec_unpacku_hi_v8hi): Ditto.
6987 (vec_unpacks_hi_v8hi): Ditto.
6988 (vec_unpacku_lo_v8hi): Ditto.
6989 (vec_unpacks_lo_v8hi): Ditto.
6990 (vec_unpacku_hi_v4si): Ditto.
6991 (vec_unpacks_hi_v4si): Ditto.
6992 (vec_unpacku_lo_v4si): Ditto.
6993 (vec_unpacks_lo_v4si): Ditto.
6994 (sse5_pmacsww): New SSE5 intrinsic insn.
6995 (sse5_pmacssww): Ditto.
6996 (sse5_pmacsdd): Ditto.
6997 (sse5_pmacssdd): Ditto.
6998 (sse5_pmacssdql): Ditto.
6999 (sse5_pmacssdqh): Ditto.
7000 (sse5_pmacsdqh): Ditto.
7001 (sse5_pmacsswd): Ditto.
7002 (sse5_pmacswd): Ditto.
7003 (sse5_pmadcsswd): Ditto.
7004 (sse5_pmadcswd): Ditto.
7005 (sse5_pcmov_<move>): Conditional move support on SSE5.
7006 (sse5_phaddbw): New SSE5 intrinsic insn.
7007 (sse5_phaddbd): Ditto.
7008 (sse5_phaddbq): Ditto.
7009 (sse5_phaddwd): Ditto.
7010 (sse5_phaddwq): Ditto.
7011 (sse5_phadddq): Ditto.
7012 (sse5_phaddubw): Ditto.
7013 (sse5_phaddubd): Ditto.
7014 (sse5_phaddubq): Ditto.
7015 (sse5_phadduwd): Ditto.
7016 (sse5_phadduwq): Ditto.
7017 (sse5_phaddudq): Ditto.
7018 (sse5_phsubbw): Ditto.
7019 (sse5_phsubwd): Ditto.
7020 (sse5_phsubdq): Ditto.
7021 (sse5_pperm): Ditto.
7022 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7023 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7024 (sse5_pperm_sign_v8hi_v4si): Ditto.
7025 (sse5_pperm_zero_v8hi_v4si): Ditto.
7026 (sse5_pperm_sign_v4si_v2di): Ditto.
7027 (sse5_pperm_sign_v4si_v2di): Ditto.
7028 (sse5_pperm_pack_v2di_v4si): Ditto.
7029 (sse5_pperm_pack_v4si_v8hi): Ditto.
7030 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7031 (sse5_perm<mode>): New SSE5 intrinsic insn.
7032 (rotl<mode>3): Ditto.
7033 (sse5_rotl<mode>3): Ditto.
7034 (sse5_ashl<mode>3): Ditto.
7035 (sse5_lshl<mode>3): Ditto.
7036 (sse5_frcz<mode>2): Ditto.
7037 (sse5s_frcz<mode>2): Ditto.
7038 (sse5_cvtph2ps): Ditto.
7039 (sse5_cvtps2ph): Ditto.
7040 (sse5_vmmaskcmp<mode>3): Ditto.
7041 (sse5_com_tf<mode>3): Ditto.
7042 (sse5_maskcmp<mode>3): Ditto.
7043 (sse5_maskcmp_uns<mode>3): Ditto.
7044 (sse5_maskcmp_uns2<mode>3): Ditto.
7045 (sse5_pcom_tf<mode>3): Ditto.
7047 * config/i386/predicates.md (sse5_comparison_float_operator):
7048 New predicate to match the comparison operators supported by
7049 the SSE5 com instruction.
7050 (ix86_comparison_int_operator): New predicate to match just the
7051 signed int comparisons.
7052 (ix86_comparison_uns_operator): New predicate to match just the
7053 unsigned int comparisons.
7055 * doc/invoke.texi (-msse5): Add documentation.
7056 (-mfused-madd): Ditto.
7058 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7060 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7062 (x86_64-*-*): Ditto.
7064 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7066 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7067 intrinisics for SSE5.
7069 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7072 * config/i386/mmintrin-common.h: New file, to contain common
7073 instructions between SSE4.1 and SSE5.
7075 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7076 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7077 (gen_regparm_prefix): Ditto.
7079 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7080 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7081 prototype_p to determine if a function is prototyped.
7083 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7085 * c-common.c (c_common_reswords) add the alignof keyword,
7086 with same RID as __alignof and __alignof__
7088 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7090 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7091 * hooks.c (hook_bool_const_int_const_int_true): New function.
7092 * target.h (struct gcc_target): Add can_eliminate field.
7093 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7094 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7095 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7096 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7097 (elim_table): Revise comment.
7098 * system.h (CAN_ELIMINATE): Poison.
7099 * defaults.h (CAN_ELIMINATE): Remove.
7100 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7102 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7103 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7105 (alpha_vms_can_eliminate): Declare as static, change return type to
7107 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7109 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7110 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7111 (arm_can_eliminate): New function.
7113 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7114 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7115 (avr_can_eliminate): Declare as static.
7116 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7118 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7119 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7120 (bfin_can_eliminate): New function.
7122 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7123 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7124 (crx_can_eliminate): New function.
7126 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7127 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7128 (fr30_can_eliminate): New function.
7130 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7131 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7132 (frv_can_eliminate): New function.
7134 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7135 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7136 (h8300_can_eliminate): New function.
7138 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7139 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7140 (i386_can_eliminate): Declare as static, change return type to bool.
7141 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7143 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7144 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7145 (ia64_can_eliminate): New function.
7147 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7148 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7149 (iq2000_can_eliminate): New function.
7151 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7152 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7153 (m32r_can_eliminate): New function.
7155 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7156 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7157 (m68hc11_can_eliminate): New function.
7159 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7160 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7161 (m68k_can_eliminate): New function.
7163 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7164 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7165 (mep_can_eliminate): New function.
7167 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7168 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7169 (mips_can_eliminate): New function.
7171 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7172 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7173 (rs6000_can_eliminate): New function.
7175 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7176 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7177 (s390_can_eliminate): Declare as static.
7178 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7180 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7181 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7182 (score_can_eliminate): New function.
7184 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7185 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7186 (sparc_can_eliminate): Declare as static.
7187 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7189 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7190 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7191 (xstormy16_can_eliminate): New function.
7193 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7194 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7195 (v850_can_eliminate): New function.
7197 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7199 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7200 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7201 (*movdfcc_ext[1234]): Disable for IEEE mode.
7203 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7205 * gimplify.c (prepare_gimple_addressable): New static function.
7206 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7208 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7209 manually fiddling with it.
7211 2009-08-25 Michael Matz <matz@suse.de>
7213 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7214 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7216 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7217 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7218 (do_jump): Split out code for simple binary comparisons into ...
7219 (do_jump_1): ... this, taking the individual operands and code.
7220 Change callers to helper function above accordingly.
7221 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7224 2009-08-25 Michael Matz <matz@suse.de>
7226 * expr.h (struct separate_ops, sepops): New type for passing
7227 around an exploded simple expression.
7228 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7229 Use this structure instead of expression tree.
7230 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7231 expression, only its type.
7232 (expand_vec_cond_expr): Take type and individual operands instead
7234 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7235 expand_vec_shift_expr): Change prototype accordingly.
7236 * tree-vect-stmts.c (vectorizable_condition): Change call of
7237 expand_vec_cond_expr_p to pass only type.
7238 * expr.c (do_store_flags): Change prototype and implementation
7239 to take an exploded expression.
7240 (expand_expr_real_1): New local ops initialized with details
7241 of the full expression. Use it instead of full
7242 expression in calls to do_store_flags, expand_vec_cond_expr,
7243 expand_widen_pattern_expr and expand_vec_shift_expr.
7245 2009-08-25 Michael Matz <matz@suse.de>
7247 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7248 treeop2 initialized with first three operands of the full expression.
7249 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7251 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7253 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7254 (__gthread_objc_condition_allocate): Mark arguments as unused.
7255 (__gthread_objc_condition_deallocate): Likewise.
7256 (__gthread_objc_condition_wait): Likewise.
7257 (__gthread_objc_condition_broadcast): Likewise.
7258 (__gthread_objc_condition_signal): Likewise.
7259 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7260 (__gthread_objc_thread_id): Likewise.
7262 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7265 * tree-pretty-print.c (print_call_name): Print the correct call name
7266 for procedure pointer components.
7268 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7270 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7271 default_promote_function_mode when not VMS.
7273 2009-08-24 Olivier Hainque <hainque@adacore.com>
7275 * convert.c (convert_to_integer): Don't assume an input pointer is
7276 POINTER_SIZE wide. Fetch from the type instead.
7278 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7280 * configure.ac (AC_PREREQ): Bump to 2.64.
7282 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7284 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7285 (process_command): Don't search standard_exec_prefix_1 and
7286 standard_exec_prefix_2.
7288 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7290 * config/arm/arm.c (output_return_instruction): Handle for
7293 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7295 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7297 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7299 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7300 (*arm_movdf_vfp): Likewise.
7302 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7304 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7305 (vashr<mode>3): Rename from ashr<mode>3.
7306 (vlshr<mode>3): Rename from lshr<mode>3.
7308 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7311 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7312 (check_format_info_main): Use scalar_identify_flag.
7313 (check_format_types): Check for scalar size identity if
7314 scalar_identify_flag is set.
7315 (printf_length_specs): Extend by new field.
7316 (asm_fprintf_length_specs): Likewise.
7317 (gcc_diag_length_specs): Likewise.
7318 (scanf_length_specs): Likewise.
7319 (strfmon_length_specs): Likewise.
7320 (gcc_gfc_length_specs): Likewise.
7321 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7322 (ms_printf_flag_specs): Likewise.
7323 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7325 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7328 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7329 (*call_value_pop_1): Ditto.
7330 (*sibcall_pop_1): New insn pattern.
7331 (*sibcall_value_pop_1): Ditto.
7333 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7336 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7339 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7342 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7343 (get_reg_use_in): New function.
7344 (forward_propagate_subreg): Propagate through subreg of zero_extend
7347 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7349 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7350 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7352 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7354 * configure.ac: Remove --with-datarootdir, --with-docdir,
7355 --with-htmldir switches. No need to call AC_SUBST for
7356 datarootdir, docdir, htmldir any more.
7357 * configure: Regenerate.
7358 * doc/install.texi (Configuration): Document --datarootdir,
7359 --docdir, --htmldir, --pdfdir; update documentation for
7360 --infodir, --mandir.
7361 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7364 * aclocal.m4: Regenerate.
7365 * config.in: Regenerate.
7366 * configure: Regenerate.
7368 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7369 Olivier Hainque <hainque@adacore.com>
7371 * config/ia64/ia64.c: Include libfuncs.h.
7372 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7373 (ia64_expand_call): Use reg 25 on VMS.
7374 (ia64_initialize_trampoline): Fix for VMS ABI.
7375 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7376 (ia64_function_arg): Initialize reg 25 on VMS.
7377 Fix OpenVMS ABI issues for varargs.
7378 For OpenVMS, emit the Argument Information register set in the
7379 incoming/sibcall case as well.
7380 (ia64_arg_type): New function.
7381 (ia64_function_arg_advance): Keep track of cum->words.
7382 Fix OpenVMS ABI issues for varargs.
7383 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7384 (ia64_override_options): Set flag_no_common on VMS.
7385 (ia64_init_builtins): Disable FWRITE builtin.
7386 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7387 (ia64_vms_init_libfuncs): Add decc$ routines.
7388 (ia64_vms_valid_pointer_mode): New function.
7389 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7390 (ia64_promote_function_mode): New function
7391 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7392 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7393 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7394 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7395 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7396 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7397 Suppress trailing '#' if VALUE is numeric.
7398 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7399 ia64_promote_function_mode.
7400 (TARGET_VALID_POINTER_MODE): Define.
7402 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7405 * config/rs6000/rs6000.c (rs6000_override_options): Use
7406 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7409 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7410 reporting of vector + decimal/boolean/complex error.
7412 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7414 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7415 __vector double TYPE_DECL.
7417 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7419 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7420 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7421 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7422 to pointer to enum machine_mode. Update all callers as needed.
7424 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7426 * config/alpha/alpha.md (exception_receiver): Emit alternative
7427 GP load sequence if flag_reorder_blocks_and_partition is set.
7428 (*exception_receiver_2): Also enable when
7429 flag_reorder_blocks_and_partition is set.
7431 2009-08-20 Matt Rice <ratmice@gmail.com>
7432 Diego Novillo <dnovillo@google.com>
7434 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7437 2009-08-20 Richard Guenther <rguenther@suse.de>
7439 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7440 * c-tree.h (c_dup_lang_specific_decl): Remove.
7441 (struct lang_decl, struct lang_type): Move definitions ...
7442 * c-lang.h: ... here. New file.
7443 * c-decl.c: Include c-lang.h.
7444 (c_dup_lang_specific_decl): Remove.
7445 * c-typeck.c: Include c-lang.h.
7446 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7447 (c-typeck.o): Likewise.
7448 * c-config-lang.in (gtfiles): Add c-lang.h.
7449 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7452 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7454 * config/alpha/alpha.c (alpha_end_function): Do not clear
7455 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7456 this is now handled in generic code.
7458 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7460 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7461 (s390_z10_fix_long_loop_prediction): New function.
7462 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7463 (s390_reorg): Walk over the INSNs and invoke
7464 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7466 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7468 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7469 "*brx_64bit", "*brx_31bit"): New patterns.
7470 * config/s390/s390.c ('E'): New output modifier.
7472 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7473 Richard Earnshaw <richard.earnshaw@arm.com>
7475 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7476 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7478 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7480 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7482 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7483 for mode mode of operand0 when doing secondary reload for SAR.
7485 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7488 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7489 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7491 2009-08-19 Jason Merrill <jason@redhat.com>
7493 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7494 supported template depth in C++0x.
7496 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7498 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7499 free_after_compilation.
7500 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7501 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7502 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7503 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7504 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7505 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7506 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7508 2009-08-19 Ian Lance Taylor <iant@google.com>
7510 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7511 of (plus (mult (neg B) C) A).
7513 2009-08-18 Michael Matz <matz@suse.de>
7515 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7516 instead of comparing TYPE_MAIN_VARIANT for equality.
7517 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7518 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7519 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7520 * gimplify.c (goa_lhs_expr_p): Ditto and use
7521 STRIP_USELESS_TYPE_CONVERSION.
7523 2009-08-18 Michael Matz <matz@suse.de>
7525 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7526 first field in a struct.
7527 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7529 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7531 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7532 locators before emit_insn is called. Remove assert that
7534 (alpha_end_function): Clear crtl->emit structure and free insn
7535 locators if cfun->is_thunk is true.
7537 2009-08-18 Jason Merrill <jason@redhat.com>
7539 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7541 * configure.ac: Test for it.
7542 * configure, config.in: Regenerate.
7543 * doc/install.texi: Document --enable-gnu-unique-object.
7545 2009-08-18 Richard Guenther <rguenther@suse.de>
7548 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7549 pow(x,y*z) only if x is nonnegative.
7551 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7553 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7557 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7558 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7560 2009-08-17 DJ Delorie <dj@redhat.com>
7562 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7563 * config/m32c/prologue.md (epilogue_freit): New.
7565 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7566 (bank_switch_p): Likewise.
7567 (fast_interrupt_p): Likewise.
7568 (interrupt_p): Likewise.
7569 (m32c_conditional_register_usage): Round memregs size up.
7570 (need_to_save): We only need to save $a0 when we use ENTER.
7571 (interrupt_p): Check for fast_interrupt too.
7572 (bank_switch_p): New.
7573 (fast_interrupt_p): New.
7574 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7575 (m32c_emit_prolog): Support bank switching and fast interrupts.
7576 * doc/extend.texi (Function Attributes): Add bank_switch and
7579 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7581 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7582 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7584 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7586 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7587 (menu): Add IA-64/VMS Options.
7588 (IA-64/VMS Options): Likewise.
7590 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7593 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7595 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7597 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7598 (mips_pop_asm_switch): Likewise.
7599 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7601 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7602 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7603 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7604 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7605 instead of set_noreorder.
7606 (mips_output_function_prologue): Use the new functions.
7607 (mips_output_function_epilogue): Likewise.
7608 (mips_need_noat_wrapper_p): New function, split out from...
7609 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7610 Use mips_push_asm_switch and mips_pop_asm_switch.
7611 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7612 and mips_pop_asm_switch.
7613 (ASM_OUTPUT_REG_POP): Likewise.
7614 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7615 Use mips_pop_asm_switch.
7616 (mips_asm_switch): New structure.
7617 (set_noreorder, set_nomacro): Replace with...
7618 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7619 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7620 instead of set_nomacro.
7621 (fix_truncsfsi2_macro): Likewise.
7622 (cprestore): Likewise.
7623 (hazard): Use mips_noreorder instead of set_noreorder.
7624 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7626 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7628 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7629 from prev_active_insn.
7631 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7633 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7634 * config/avr/avr.c (avr_override_options): Initialize
7635 avr_current_arch variable.
7636 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7637 __AVR_HAVE_16BIT_SP__ according to the device type.
7638 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7640 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7641 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7643 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7646 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7647 generating inlined subroutine die only. We shouldn't be
7648 called for anything else.
7649 (gen_block_die): Don't generate inline subroutine debug info for
7652 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7654 * graphite-poly.c (print_pbb): Print PBB index.
7656 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7659 * graphite-interchange.c (ppl_max_for_le): Moved...
7660 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7661 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7662 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7663 * graphite-ppl.h (ppl_max_for_le): Declared.
7665 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7667 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7668 supported on all platforms.
7669 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7670 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7671 * c-pragma.c: Likewise.
7672 * target-def.h (TARGET_INITIALIZER): Remove
7673 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7674 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7676 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7678 * config/ia64/fde-vms.c: New file.
7679 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7680 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7681 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7682 (uw_frame_state_for): Only register a personality routine if it is
7683 known to be compatible with our expectations.
7684 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7685 Declare unw_table_entry stack variable and
7686 mod all calls to _Unwind_FindTableEntry to add arg.
7687 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7688 (_Unwind_FindTableEntry): Add arg to prototype.
7690 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7692 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7693 field 'signal_pfs_loc'.
7694 (uw_frame_state_for): Remove duplicate code dealing with leaf
7695 procedures without unwind info.
7696 If in the frame after unwinding through a signal handler, restore
7697 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7698 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7699 'pfs_loc' to the AR.PFS location in the signal context; instead
7700 set 'signal_pfs_loc'.
7701 Manually generate the unwind info for the AR.PFS register.
7702 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7703 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7704 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7705 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7706 instead set 'signal_pfs_loc'.
7707 Remove code preventing the AR.PFS register from being restored
7708 from the signal context.
7710 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7711 Tristan Gingold <gingold@adacore.com>
7713 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7714 * config/ia64/t-vms: New file.
7715 * config/ia64/vms64.h: New file.
7716 * config/ia64/vms.h: New file.
7717 * config/ia64/vms-crtinit.asm: New file.
7718 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7719 * config/ia64/vms-unwind.h: New file.
7721 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7723 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7726 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7729 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7731 * real.h (do_mpc_arg2): ... here.
7732 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7735 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7737 * final.c (add_debug_prefix_map): Don't use GC memory for
7738 old_prefix and new_prefix.
7740 2009-08-14 Richard Guenther <rguenther@suse.de>
7742 * ipa-prop.c (compute_complex_pass_through): If we cannot
7743 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7745 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7747 * c-lex.c (c_lex_with_flags): Increase size of local variable
7748 to avoid memory clobber.
7750 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7753 * config/i386/i386.c (ix86_fp_comparison_strategy):
7754 Only enable/disable sahf at function granularity.
7756 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7758 PR rtl-optimization/41064
7759 * reload1.c (reload_as_needed): Don't call extract_insn
7760 for known invalid replacements after calling
7761 validate_replace_rtx_group and verify_changes.
7763 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7766 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7767 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7768 ix86_expand_fp_vcond.
7769 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7770 Assert that operation is supported by ix86_expand_int_vcond.
7771 (vcondu<SSEMODE124C8:mode>): Ditto.
7773 2009-08-13 DJ Delorie <dj@redhat.com>
7775 * config/i386/djgpp-stdint.h: New.
7776 * config.gcc (djgpp): Use it.
7778 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7780 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7781 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7783 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7785 * tree-ssa-loop-prefetch.c
7786 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7787 for long-stride pruning.
7788 (compute_miss_rate): New function to compute the probability
7789 that two memory references access different cache lines.
7791 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7793 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7795 2009-08-13 Richard Guenther <rguenther@suse.de>
7798 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7799 use the constant pointer type.
7800 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7801 of CV qualifiers on the target pointer type.
7802 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7803 conversion check before restrict check.
7805 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7808 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7810 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7812 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7814 2009-08-12 Richard Guenther <rguenther@suse.de>
7816 PR tree-optimization/41011
7817 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7818 and reference constructing.
7820 2009-08-12 Xinliang David Li <davidxl@google.com>
7822 PR tree-optimization/41012
7823 * tree-flow.h : New external interface.
7824 * gimple-low.c (check_call_arg): Change to public function.
7825 Remove argument mismatch check in lowering.
7826 * tree-inline.h (tree_can_inline_p): Interface change.
7827 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7829 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7830 Call change to tree_can_inline_p function.
7831 (cgraph_decide_inlining_incrementally): Ditto.
7833 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7835 PR tree-optimization/41031
7836 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7837 on the partition variable rather than promote_mode on the source
7838 type. Assert that the partition variable's type has the same
7839 mode as the source value's.
7841 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7843 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7844 for for_return == 2.
7845 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7847 * calls.c (expand_call): Fix typo.
7848 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7850 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7852 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7853 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7854 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7855 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7857 2009-08-12 Andrew Haley <aph@redhat.com>
7859 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7861 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7864 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7866 2009-08-12 Richard Guenther <rguenther@suse.de>
7868 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7869 * gimplify.c (gimplify_modify_expr): Do not use
7870 lang_hooks.types_compatible_p.
7871 * tree-ssa.c (useless_type_conversion_p): For aggregates
7872 just return false if the canonical types differ.
7874 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7877 * sese.c (convert_for_phi_arg): New.
7878 (add_guard_exit_phis): Use convert_for_phi_arg.
7880 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7882 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7883 unknown subscript upper bounds.
7885 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7886 Pranav Garg <pranav.garg2107@gmail.com>
7888 * graphite-interchange.c (gather_access_strides): Removed.
7889 (ppl_max_for_le): New.
7890 (build_linearized_memory_access): New.
7891 (memory_stride_in_loop): New.
7892 (pbb_interchange_profitable_p): Reimplemented.
7893 * graphite-ppl.h (ppl_new_id_map): New.
7894 (ppl_interchange): New.
7896 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7898 * graphite-interchange.c (compute_subscript): Removed.
7899 (compute_array_size_cstr): Removed.
7900 (compute_array_size_poly): Removed.
7901 (compute_array_size): Removed.
7902 (gather_access_strides_poly): Removed.
7903 (gather_access_strides): Empty.
7905 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7907 * graphite-dependences.c (dependence_polyhedron_1): Replace
7908 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7909 (graphite_legal_transform_dr): Same.
7910 (graphite_carried_dependence_level_k): Same.
7911 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7912 Initialize PDR_NB_SUBSCRIPTS.
7913 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7915 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7916 (PDR_NB_SUBSCRIPTS): New.
7917 (pdr_nb_subscripts): Removed.
7918 (pdr_dim): Simplified.
7919 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7920 with PDR_NB_SUBSCRIPTS.
7922 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7924 * graphite-interchange.c (compute_array_size): Remove use of
7926 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7927 Do not initialize PDR_DATA_CONTAINER.
7928 (print_pdr): Do not print PDR_DATA_CONTAINER.
7929 * graphite-poly.h (struct poly_dr): Remove data_container field.
7930 (PDR_DATA_CONTAINER): Removed.
7931 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7933 (build_poly_dr): Same.
7935 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7936 Sebastian Pop <sebastian.pop@amd.com>
7938 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7939 copy of the dependence polyhedron. Free the temporary objects.
7940 (graphite_carried_dependence_level_k): Free unused objects before
7943 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7945 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7946 Early return without analyzing the data dependences if no
7947 transform has been done. Call restore_scattering if the transform
7949 (graphite-interchange.c): Same.
7950 * graphite-poly.c (print_scattering_function): Test for
7952 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7953 (apply_poly_transforms): Do not gcc_assert that
7954 the transform is legal.
7955 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7956 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7957 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7958 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7959 * graphite-poly.h (struct poly_scattering): New.
7960 (struct poly_bb): Add original, transformed, and saved fields.
7961 Remove transformed_scattering, original_scattering,
7962 nb_local_variables and nb_scattering_transform fields.
7963 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7964 (poly_scattering_new): New.
7965 (poly_scattering_free): New.
7966 (poly_scattering_copy): New.
7967 (store_scattering_pbb): New.
7968 (store_scattering): New.
7969 (restore_scattering_pbb): New.
7970 (restore_scattering): New.
7971 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7972 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7974 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7976 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7979 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7981 * Makefile.in (graphite.o): Depends on PREDICT_H.
7982 * graphite.c: Include predict.h.
7983 (graphite_finalize): Call tree_estimate_probability.
7984 * predict.c (predict_loops): Do not call scev_initialize and
7986 (tree_estimate_probability_bb): New.
7987 (tree_estimate_probability): Do not initialize loops: move that
7988 code to the driver. Call tree_estimate_probability_bb.
7989 (tree_estimate_probability_driver): New.
7990 (pass_profile): Use tree_estimate_probability_driver.
7991 * predict.h (tree_estimate_probability): Declared.
7993 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7995 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7996 * graphite-dependences.c (graphite_legal_transform): Add time to
7997 TV_GRAPHITE_DATA_DEPS.
7998 (dependency_between_pbbs_p): Same.
7999 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8001 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8003 PR rtl-optimization/41033
8004 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8005 aliasing is disabled.
8007 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8009 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8010 si_mask_operand, and_load_operand, low_bitmask_operand,
8011 and_reg_operand, and_operand): New predicates.
8012 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8013 * config/mips/mips.c (and_operands_ok): New function.
8014 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8015 * config/mips/mips.md (move_type): Add ext_ins and logical.
8016 (type): Handle them.
8017 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8018 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8019 shift_shift. Remove commutative constraint modifier.
8020 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8022 (*clear_upper32_dext): Remove define_insn_and_split.
8023 (*clear_upper32): Turn this define_insn_and_split ...
8024 (splitter for ANDing register with 0xffff_ffff): .. into this.
8026 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8028 * combine.c (try_widen_shift_mode): Factor out code to check if an
8029 integer constant is a low-order bitmask from here ...
8030 * rtlanal.c (low_bitmask_len): ... to here.
8031 * rtl.h (low_bitmask_len): Declare.
8033 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8036 * config/alpha/alpha.md (addsi3): Remove expander.
8037 (addsi3): Rename from *addsi3_internal insn pattern.
8038 (subsi3): Remove expander.
8039 (subsi3): Rename from *subsi3_internal insn pattern.
8041 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8043 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8046 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8047 Eric Botcazou <botcazou@adacore.com>
8048 Douglas B Rupp <rupp@gnat.com>
8050 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8051 that records that fit in 64 bits are returned by immediate value,
8052 as required by OpenVMS Calling Standard.
8053 (function_value): Adjust for above modification.
8054 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8055 virtual_incoming_args_rtx as base object, not next_arg.
8056 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8058 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8060 * reload.c (find_reloads_subreg_address): Check the original
8061 req_equiv_mem address to detect the case where an address is
8062 not valid in the outer mode.
8064 2009-08-11 Richard Guenther <rguenther@suse.de>
8067 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8069 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8071 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8072 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8074 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8075 Douglas B Rupp <rupp@gnat.com>
8077 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8078 PT_STACK when frame_pointer_needed on OpenVMS.
8079 (alpha_pv_save_size, alpha_using_fp): Remove.
8080 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8081 with proper processing for PT_NULL.
8082 (alpha_vms_initial_elimination_offset): New function. Support for
8083 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8084 (alpha_sa_size): Force procedure type to PT_STACK when
8085 frame_pointer_needed on OpenVMS.
8086 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8087 (alpha_using_fp): Likewise.
8088 (alpha_vms_can_eliminate): Add prototype.
8089 (alpha_vms_initial_elimination_offset): Likewise.
8090 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8091 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8093 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8094 Douglas B Rupp <rupp@gnat.com>
8096 * config/alpha/alpha.c (common_object_handler): New function.
8097 (vms_attribute_table): Declare a single attribute "common_object".
8098 (vms_output_aligned_decl_common): New global function.
8099 (SECTION_VMS_OVERLAY): Delete.
8100 (SECTION_VMS_GLOBAL): Likewise.
8101 (SECTION_VMS_INITIALIZE): Likewise.
8102 (vms_asm_named_section): Remove support for above flags.
8103 (vms_section_type_flags): Delete.
8104 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8105 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8106 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8107 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8109 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8112 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8113 (sub_ddmmss): Likewise.
8115 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8118 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8121 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8124 * reload1.c (reload_as_needed): Use cancel_changes to completely
8125 undo a failed replacement attempt.
8127 2009-08-10 Richard Guenther <rguenther@suse.de>
8130 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8131 (useless_type_conversion_p): ... here. Require pointer targets
8134 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8137 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8138 loose the original type of the statement list.
8140 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8142 * config/alpha/alpha.c: Include libfuncs.h
8143 (avms_asm_output_extern): New function.
8144 (alpha_init_libfuncs): Init some decc libfuncs.
8145 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8146 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8147 (DO_CRTL_NAMES): Define.
8149 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8150 (LONG_TYPE_SIZE): Define.
8151 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8152 (SUBTARGET_SWITCHES): Define malloc64 switch.
8153 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8154 (MASK_RETURN_ADDR): Define.
8155 doc/invoke.texi (mmalloc64): Document switch.
8157 2009-08-09 Olivier Hainque <hainque@adacore.com>
8158 Douglas B Rupp <rupp@gnat.com>
8160 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8161 uses_condition_handler.
8162 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8163 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8164 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8165 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8166 (code_for_builtin): New insn codes for the new alpha_builtins.
8167 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8168 (alpha_sa_size): Account for uses_condition_handler.
8169 (alpha_expand_prologue): Likewise.
8170 (alpha_start_function): Likewise.
8171 (alpha_expand_epilogue): Likewise.
8172 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8173 establish/revert expanders.
8174 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8175 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8176 New expander, resorting to the alpha.c associated function.
8177 (builtin_revert_vms_condition_handler): Likewise.
8178 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8179 __gcc_shell_handler, the static VMS condition handler used as
8180 an indirection wrapper to the current dynamically established
8182 * config/alpha/vms-unwind.h: Complete rewrite.
8183 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8184 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8186 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8187 Douglas B Rupp <rupp@gnat.com>
8189 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8190 (alpha_need_linkage): Handle aliases. Return function symbol.
8191 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8192 Use ultimate alias target for the linkage name.
8193 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8194 by alpha_need_linkage for the function symbol.
8195 (setmemdi): Likewise.
8197 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8199 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8200 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8201 (ASM_WEAKEN_LABEL): Define.
8202 (CRT_CALL_STATIC_FUNCTION): Define.
8203 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8204 (ENDFILE_SPEC): Define.
8205 (INIT_SECTION_ASM_OP): Define.
8206 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8207 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8209 (MULTILIB_OSDIRNAMES): Define.
8210 (shlib_version): Define.
8211 (SHLIB_EXT): Define.
8212 (SHLIB_OBJS): Define.
8213 (SHLIB_NAME): Define.
8214 (SHLIB_MULTILIB): Define.
8215 (SHLIB_INSTALL): Define.
8216 (SHLIB_SYMVEC): Define.
8217 (SHLIB_SYMVECX2): Define.
8218 (SHLIB_LINK): Define.
8220 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8222 * config/alpha/alpha.c (alpha_initialize_trampoline):
8223 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8224 (alpha_start_function): Emit transfer address on nested functions
8225 for VMS trampoline call.
8226 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8227 since no longer used.
8228 * config/alpha/vms-tramp.asm: Remove.
8229 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8230 since now only data initialized at runtime.
8232 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8234 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8235 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8236 (MD_EXEC_PREFIX): Remove, no longer used.
8237 (MD_STARTFILE_PREFIX): Likewise.
8238 (INCLUDE_DEFAULTS): Likewise.
8239 * config/alpha/t-vms:
8240 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8242 2009-08-09 Richard Guenther <rguenther@suse.de>
8244 PR tree-optimization/41016
8245 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8246 (operand_precision): Remove.
8247 (integral_operand_p): Likewise.
8248 (recognize_single_bit_test): Adjust.
8250 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8252 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8253 operation overflows. Likewise non-cast unary arithmetic.
8254 If one arm of a conditional expression is always taken,
8255 inhibit evaluation warnings for the other arm. Likewise inhibit
8256 evaluation warnings for the second && or || operand if the first
8257 operand is enough to determine the result.
8258 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8260 (build_binary_op): Prevent duplicate evaluation warnings.
8262 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8264 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8265 and destination have different modes, Use promote_mode to
8266 determine the signedness of the conversion. Assert that the
8267 promoted source mode matches the destination mode. Don't pass
8268 the destination and destination mode to expand_expr if the source
8269 mode is different. Simplify conversion logic.
8271 2009-08-09 Ira Rosen <irar@il.ibm.com>
8273 PR tree-optimization/41008
8274 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8275 from condition only in case it's a comparison. Adjust checks.
8277 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8279 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8280 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8281 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8282 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8283 (dump_cand): Handle them.
8284 (struct iv_cand): New members COST_STEP and AINC_USE.
8285 (stmt_after_increment): Likewise.
8286 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8287 callers changed. Use gimple_uid comparison instead of scanning.
8288 (add_candidate_1): When looking for identical candidates, take
8289 AINC_USE into account. Set it for new candidates.
8290 (force_expr_to_var_cost): Cast target_spill_cost to int.
8291 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8292 All callers changed. Check for availability of autoinc addressing
8293 modes, both in general for a given mode, and in the specific use case.
8294 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8296 (get_computation_cost): Likewise.
8297 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8298 add_autoinc_candidates): New static functions.
8299 (add_candidate): Call add_autoinc_candidates for candidates based on
8301 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8302 (determine_use_iv_cost_address): If we have an autoinc candidate at
8303 the matching use, verify autoinc is possible and subtract the cost
8304 of the candidate's step from the cost.
8305 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8306 member of the candidate.
8307 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8308 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8310 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8312 * config.build (ia64-hp-*vms*): New target.
8313 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8315 * config.gcc (ia64-hp-*vms*): New target.
8316 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8318 * config.host (ia64-hp-*vms*): New target.
8319 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8322 2009-08-08 Richard Guenther <rguenther@suse.de>
8324 PR tree-optimization/40991
8325 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8327 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8329 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8330 mode check. Do truncations in an integer mode.
8331 (force_to_mode): Handle subregs for all mode types. Only do
8332 arithmetic simplifications on integer modes.
8334 2009-08-07 Richard Guenther <rguenther@suse.de>
8336 PR tree-optimization/40999
8337 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8338 (maybe_fold_reference): Lookup constant initializers.
8339 (fold_gimple_assign): Likewise.
8341 2009-08-07 Richard Guenther <rguenther@suse.de>
8343 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8344 that require structural equality defer to the langhook.
8346 2009-08-07 Martin Jambor <mjambor@suse.cz>
8348 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8350 (struct ipa_pass_through_data): New type.
8351 (struct ipa_ancestor_jf_data): New type.
8352 (union jump_func_value): Removed field formal_id, added fields
8353 pass_through and ancestor.
8354 (struct ipa_param_call_note): Changed type of formal_id to int from
8356 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8357 operations jump functions and ancestor jump functions.
8358 (compute_complex_pass_through): New function.
8359 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8360 reflect changes in the jump function strucutre.
8361 (update_jump_functions_after_inlining): Ignore complex pass-through
8362 and ancestor jump functions.
8363 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8364 polynomial pass-through with operation jump functions.
8366 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8368 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8369 fde->dw_fde_begin as begin label instead of hot/cold label.
8370 Use LLSDAC label instead of LLSDA for second section lsda.
8371 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8372 label instead of LLSDA if it is true.
8373 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8375 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8376 SECTION argument. Use it as index into crtl->eh.call_site_record
8378 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8379 use it to determine how to print table entries instead of using
8380 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8381 label instead of normal begin label as base.
8382 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8383 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8384 ensure no EH range spans between sections and that landing pads
8385 are always in the corresponding section.
8386 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8387 for crtl->eh.call_site_record being an array rather than scalar.
8388 (output_one_function_exception_table): New function, copied
8389 from output_function_exception_table. Adjust
8390 dw2_size_of_call_site_table, dw2_output_call_site_table
8391 callers. For SECOND section use *C suffixed labels.
8392 (output_function_exception_table): Call
8393 output_one_function_exception_table and, when doing hot/cold
8394 partitioning, also another time for the second section.
8395 * opts.c: Include except.h.
8396 (decode_options): Allow -freorder-blocks-and-partition with
8397 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8398 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8399 * function.h (struct rtl_eh): Change call_site_record from
8400 scalar into array of 2 elements.
8402 2009-08-07 Martin Jambor <mjambor@suse.cz>
8404 * ipa-prop.c (count_formal_params_1): New function.
8405 (ipa_get_vector_of_formal_parms): New function.
8406 (get_vector_of_formal_parm_types): New function.
8407 (ipa_modify_formal_parameters): New function.
8408 (ipa_modify_call_arguments): New function.
8409 (index_in_adjustments_multiple_times_p): New function.
8410 (ipa_combine_adjustments): New function.
8411 (ipa_dump_param_adjustments): New function.
8412 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8413 (ipa_get_vector_of_formal_parms): Declare.
8414 (ipa_modify_formal_parameters): Declare.
8415 (ipa_modify_call_arguments): Declare.
8416 (ipa_combine_adjustments): Declare.
8417 (ipa_dump_param_adjustments): Declare.
8418 (build_ref_for_offset): Declare.
8419 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8420 * tree-sra.c: Include ipa-prop.c.
8421 (build_ref_for_offset): Make public.
8423 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8425 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8427 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8429 * gcc/doc/extend.texi (__builtin_extract_return_address)
8430 (__builtin_frob_return_address): Document.
8432 2009-08-06 Paul Brook <paul@codesourcery.com>
8434 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8435 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8436 implementation on ARMv6-M.
8438 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8440 * doc/extend.texi (pcs): Document new attribute for ARM.
8442 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8444 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8447 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8449 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8452 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8454 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8456 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8458 Merge ARM/hard_vfp_branch to trunk.
8460 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8462 * arm.c (libcall_eq): New function.
8463 (libcall_hash): New function.
8464 (add_libcall): New function.
8465 (arm_libcall_uses_aapcs_base): New function.
8466 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8467 libcalls using the base PCS.
8468 (arm_init_cumulative_args): Likewise.
8470 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8472 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8473 Use base ABI for conversion libfuncs between HFmode and SFmode.
8475 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8477 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8478 V4SImode as representatives of all 64-bit and 128-bit vector
8479 types. Allow vector types without vector modes.
8480 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8481 without vector modes like BLKmode.
8482 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8483 BLKmode. Avoid unsupported vector modes or TImode moves for
8485 (aapcs_vfp_allocate_return_reg): Likewise.
8486 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8487 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8489 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8491 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8492 (arm_get_pcs_model): Pass attribute arguments to
8493 arm_pcs_from_attribute.
8494 (arm_init_cumulative_args): Use base AAPCS for conversions from
8495 floating-point types to DImode.
8496 (arm_attribute_table): Add pcs attribute.
8497 (arm_handle_pcs_attribute): New.
8498 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8499 conversions from floating-point types to DImode, also declare them
8500 to use base AAPCS and declare functions they call to use base
8501 AAPCS and their RTABI names.
8503 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8505 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8506 -mfloat-abi=hard not being supported for VFP.
8508 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8510 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8511 SYMBOL_REF to hard_libcall_value.
8513 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8514 Richard Earnshaw <rearnsha@arm.com>
8516 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8517 has been put on the stack, all remaining co-processory arguments for
8518 that co-processor also go on the stack.
8520 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8522 * config/arm/arm.c (arm_return_in_memory): Handle returning
8523 vectors of suitable size in registers also for AAPCS case.
8525 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8527 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8529 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8531 ARM Hard-VFP calling convention
8532 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8533 * target.h (gcc_target): Add libcall_value to table of call hooks.
8534 * targhooks.h (default_libcall_value): Default implementation.
8535 * targhooks.c (default_libcall_value): Likewise.
8536 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8537 * optabs.c (expand_unop): Use it.
8538 * expr.h (hard_libcall_value): Pass the function RTX through.
8539 * calls.c (emit_library_call_value_1): Update call to
8541 * explow.c (hard_libcall_value): Use new target hook.
8542 * testsuite/lib/target-supports.exp
8543 (check_effective_target_arm_hard_vfp_ok): New hook.
8544 (check_effective_target_arm_neon_ok): Improve test for neon
8546 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8547 * config/arm/arm.c: Include cgraph.h
8548 (TARGET_FUNCTION_VALUE): Override default hook.
8549 (arm_pcs_default): New variable.
8550 (arm_override_options): Don't fault hard calling convention with VFP.
8551 Add support for AAPCS variants.
8552 (arm_function_value): Make static. Handle AAPCS variants.
8553 (arm_libcall_value): New function.
8554 (arm_apply_result_size): Handle VFP registers in results.
8555 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8557 (pcs_attribute_args): New variable.
8558 (arm_pcs_from_attribute): New function.
8559 (arm_get_pcs_model): New function.
8560 (aapcs_vfp_cum_init): New function.
8561 (aapcs_vfp_sub_candidate): New function.
8562 (aapcs_vfp_is_return_candidate): New function.
8563 (aapcs_vfp_is_call_candidate): New function.
8564 (aapcs_vfp_allocate): New function.
8565 (aapcs_vfp_allocate_return_reg): New function.
8566 (aapcs_vfp_advance): New function.
8567 (aapcs_cp_arg_layout): New variable.
8568 (aapcs_select_call_coproc): New function.
8569 (aapcs_select_return_coproc): New function.
8570 (aapcs_allocate_return_reg): New function.
8571 (aapcs_libcall_value): New function.
8572 (aapcs_layout_arg): New function.
8573 (arm_init_cumulative_args): Initialize AAPCS args data.
8574 (arm_function_arg): Handle AAPCS variants using new interface.
8575 (arm_arg_parital_bytes): Likewise.
8576 (arm_function_arg_advance): New function.
8577 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8578 calling conventions.
8579 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8580 * arm.h (NUM_VFP_ARG_REGS): Define.
8581 (LIBCALL_VALUE): Update.
8582 (FUNCTION_VALUE): Delete.
8583 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8584 (arm_pcs): New enum.
8585 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8586 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8587 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8588 * arm-protos.h (arm_function_arg_advance): Add.
8589 (aapcs_libcall_value): Add.
8590 (arm_function_value): Delete.
8592 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8593 H.J. Lu <hongjiu.lu@intel.com>
8596 * config/i386/i386.c (standard_sse_mode_p): Remove.
8597 (standard_sse_constant_p): Return 2 for integer mode
8598 vector_all_ones_operand when SSE2 is enabled.
8599 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8600 (ix86_expand_vector_move): Do not check for negative values from
8601 standard_sse_constant_p.
8603 2009-08-06 Richard Guenther <rguenther@suse.de>
8605 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8606 array type comparisons frontend independent.
8607 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8608 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8609 out array reference lower bound and element size operands.
8610 (ao_ref_init_from_vn_reference): Properly compute the offset
8611 for ARRAY_RANGE_REF.
8612 (vn_reference_fold_indirect): Fill out array reference lower
8613 bound and element size operands.
8614 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8615 a non gimple valued reference operand which can happen for
8616 array reference lower bound or element size.
8617 (create_component_ref_by_pieces_1): Properly generate the
8618 element size operand for array references.
8620 2009-08-06 Richard Guenther <rguenther@suse.de>
8622 PR tree-optimization/40964
8623 * tree.c (iterative_hash_host_wide_int): Export.
8624 * tree.h (iterative_hash_host_wide_int): Declare.
8625 * tree-ssa-structalias.c (heapvar_map): New struct.
8626 (heapvar_map_eq): New function.
8627 (heapvar_map_hash): Likewise.
8628 (heapvar_lookup): Adjust.
8629 (heapvar_insert): Likewise.
8630 (make_constraint_from_heapvar): Allow multiple heap variables
8631 per decl at different offsets.
8632 (init_alias_heapvars): Adjust.
8634 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8636 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8637 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8638 trailing sync if TARGET_SYNC_AFTER_SC.
8640 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8642 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8643 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8644 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8645 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8646 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8647 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8648 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8649 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8650 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8651 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8652 the prototype declaration match the definition.
8653 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8654 instructions explicitly. Add barrier_before and operands
8656 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8657 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8658 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8659 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8660 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8661 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8663 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8665 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8667 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8668 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8671 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8674 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8676 PR rtl-optimization/40924
8677 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8678 make sure canon_rtx (mem_address) isn't simpler than
8679 canon_rtx (expanded_mem_address).
8681 2009-08-05 Li Feng <nemokingdom@gmail.com>
8683 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8685 (build_scop_drs): Build alias set for each SCoP.
8687 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8689 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8690 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8691 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8692 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8693 (BASE_DRIVER_SELF_SPECS): Likewise.
8695 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8697 * tree-ssa-alias.c: Fix some comment typos.
8699 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8701 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8702 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8704 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8707 * simplify-rtx.c (simplify_binary_operation_1): Disable
8708 simplifications for decimal float operations.
8710 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8713 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8714 operand of INDIRECT_REF.
8716 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8718 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8719 constants referencing TLS symbols.
8721 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8723 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8724 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8726 2009-08-03 Richard Guenther <rguenther@suse.de>
8728 * tree.c (make_vector_type): Build a main variant first,
8729 get the canonical one and then build the variant.
8730 * tree-ssa.c (useless_type_conversion_p_1): Handle
8732 (useless_type_conversion_p): Conversions to pointers to
8733 incomplete record types are useless.
8735 2009-08-03 Richard Guenther <rguenther@suse.de>
8737 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8738 file will be created.
8739 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8740 * toplev.c (compile_file): Adjust comment.
8742 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8744 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8745 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8746 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8747 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8748 (sh_promote_function_mode): Fix typo.
8750 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8752 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8754 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8756 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8757 declaration arguments.
8759 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8761 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8762 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8763 (ix86_split_ashl): Ditto.
8764 (ix86_expand_vector_init_one_nonzero): Ditto.
8765 (ix86_expand_vector_set): Ditto.
8766 (ix86_expand_reduc_v4sf): Ditto.
8768 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8770 * explow.c (promote_function_mode): Remove assert.
8771 * config/sh/sh.c (sh_promote_function_mode): Declare.
8773 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8775 * config/pa/pa.c (pa_promote_function_mode): Declare.
8776 Change to static. Fix promote_mode call.
8778 * gthr-dce.h (CONST_CAST2): Define if not defined.
8779 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8781 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8783 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8785 * expr.c (store_constructor): Use promote_decl_mode. Remove
8786 now write-only variable unsignedp.
8787 (expand_expr_real_1): Use promote_decl_mode.
8788 * expr.h (promote_function_mode, promote_decl_mode): New.
8789 (promote_mode): Remove last argument.
8790 * function.c (assign_temp): Drop last argument of promote_mode.
8791 (assign_parm_find_data_types): Use promote_function_mode.
8792 (assign_parm_setup_reg): Likewise.
8793 (expand_function_end): Use promote_function_mode.
8794 * calls.c (initialize_argument_information): Use promote_function_mode.
8795 (precompute_arguments): Use promote_mode instead of checking if
8796 only PROMOTE_FUNCTION_MODE is defined.
8797 (expand_call): When making sibcall decisions, use promote_function_mode.
8798 Below, remove an if for targetm.calls.promote_function_return and
8799 and use promote_function_mode.
8800 (emit_library_call_value_1): Use promote_function_mode, fix bug
8801 where promote_mode was passed FOR_CALL == 0 for a return value in an
8803 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8804 * explow.c (promote_function_mode, promote_decl_mode): New.
8805 (promote_mode): Keep only the FOR_CALL == 0 case.
8806 * combine.c (setup_incoming_promotion): Remove test of
8807 promote_function_args. Use promote_function_mode.
8808 * stmt.c (expand_value_return): Use promote_decl_mode.
8809 (expand_decl): Use promote_decl_mode.
8811 * expr.c (store_constructor): Use promote_decl_mode. Remove
8812 now write-only variable unsignedp.
8813 (expand_expr_real_1): Use promote_decl_mode.
8814 * expr.h (promote_function_mode, promote_decl_mode): New.
8815 (promote_mode): Remove last argument.
8816 * function.c (assign_temp): Drop last argument of promote_mode.
8817 (assign_parm_find_data_types): Use promote_function_mode.
8818 (assign_parm_setup_reg): Likewise.
8819 (expand_function_end): Use promote_function_mode.
8820 * calls.c (initialize_argument_information): Use promote_function_mode.
8821 (precompute_arguments): Use promote_mode instead of checking if
8822 only PROMOTE_FUNCTION_MODE is defined.
8823 (expand_call): When making sibcall decisions, use promote_function_mode.
8824 Below, remove an if for targetm.calls.promote_function_return and
8825 and use promote_function_mode.
8826 (emit_library_call_value_1): Use promote_function_mode, fix bug
8827 where promote_mode was passed FOR_CALL == 0 for a return value in an
8829 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8830 * explow.c (promote_function_mode, promote_decl_mode): New.
8831 (promote_mode): Keep only the FOR_CALL == 0 case.
8832 * combine.c (setup_incoming_promotion): Remove test of
8833 promote_function_args. Use promote_function_mode.
8834 * stmt.c (expand_value_return): Use promote_decl_mode.
8835 (expand_decl): Use promote_decl_mode.
8837 * explow.c (promote_function_mode): Just call the target hook.
8838 * targhooks.c (default_promote_function_mode,
8839 default_promote_function_mode_always_promote): New.
8840 * targhooks.h (default_promote_function_mode,
8841 default_promote_function_mode_always_promote): Declare.
8842 * target.h (promote_function_args, promote_function_return): Remove.
8843 (promote_function_mode): New.
8844 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8845 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8846 (TARGET_PROMOTE_FUNCTION_MODE): New.
8847 (TARGET_CALLS): Adjust.
8848 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8849 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8851 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8852 * config/s390/s390.c (s390_promote_function_mode): ... here,
8853 with pointer handling.
8854 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8855 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8857 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8858 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
8859 with pointer handling.
8860 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8861 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8863 * config/sh/sh-protos.h (sh_promote_function_mode): New.
8864 * config/sh/sh.c (sh_promote_function_mode): New.
8865 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8866 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8868 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8869 * config/cris/cris.c (cris_promote_function_mode): ... here.
8870 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8871 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8873 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8874 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8875 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8876 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8878 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8879 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8880 complex type handling.
8881 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8882 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8884 * config/pa/pa.c (pa_promote_function_mode): New.
8885 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8886 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8888 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8889 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8890 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8891 * config/xtensa/xtensa.c: Likewise.
8892 * config/stormy16/stormy16.c: Likewise.
8893 * config/iq2000/iq2000.c: Likewise.
8894 * config/rs6000/rs6000.c: Likewise.
8895 * config/picochip/picochip.c: Likewise.
8896 * config/arc/arc.c: Likewise.
8897 * config/mcore/mcore.c: Likewise.
8898 * config/score/score.c: Likewise.
8899 * config/mips/mips.c: Likewise.
8900 * config/bfin/bfin.c: Likewise.
8901 * config/ia64/ia64.c: Likewise (disabled though).
8903 * config/frv/frv.h: Remove pointless remark.
8905 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8906 TARGET_PROMOTE_FUNCTION_ARGS,
8907 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8908 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8910 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8912 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8913 -floop-parallelize-all.
8914 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8915 flag_loop_parallelize_all.
8916 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8917 * graphite.c (graphite_transform_loops): Same.
8919 * graphite-poly.c (apply_poly_transforms): Same.
8921 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8923 PR tree-optimization/40914
8924 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8925 if set, then check the delta field of the PMF record.
8926 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8927 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8928 call is stored in the delta.
8930 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8932 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8934 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8936 * config/i386/bsd.h (ASM_BYTE): New define.
8937 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8938 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8939 .byte. Use fputs or putc instead of fprintf where appropriate.
8940 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8941 fputs or putc instead of fprintf where appropriate.
8942 * config/i386/i386elf.h: Ditto.
8943 * config/i386/sysv4.h: Ditto.
8945 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8946 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8947 (*tls_global_dynamic_64): Ditto.
8949 2009-07-31 Christian Bruel <christian.bruel@st.com>
8951 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8953 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8955 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8956 Remove dead code for MINUS.
8958 2009-07-31 Anthony Green <green@moxielogic.com>
8960 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8962 (moxie_expand_epilogue): Ditto for epilogue.
8963 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8965 (moxie_function_arg): Ditto.
8966 (moxie_pass_by_reference): Ditto.
8967 (moxie_arg_partial_bytes): Ditto.
8968 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8969 (FUNCTION_ARG_ADVANCE) Ditto.
8970 (REG_PARM_STACK_SPACE) Ditto.
8971 (FUNCTION_ARG_REGNO_P) Dito.
8973 * config.gcc: Add moxie linux config support.
8974 * gcc/config/moxie/uclinux.h: New file.
8976 2009-07-31 DJ Delorie <dj@redhat.com>
8978 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8979 (UNSPECV_SP_SWITCH_E): New.
8980 (sp_switch_1): Change to an unspec.
8981 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8983 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8984 reference the new stack's address
8986 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8988 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8989 graphite-clast-to-gimple.o, graphite-dependences.o,
8990 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8991 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8992 (graphite-blocking.o,
8993 graphite-clast-to-gimple.o, graphite-dependences.o,
8994 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8995 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8996 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8997 * cfgloop.h (struct loop): Add can_be_parallel field.
8998 * common.opt (fgraphite-identity): Moved up.
8999 (fgraphite-force-parallel): New flag.
9000 * graphite.c: Rewrite.
9001 * graphite.h: Rewrite.
9002 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9004 * toplev.c (graphite_out_file): New file descriptor.
9005 (graphite_in_file): New.
9006 (process_options): flag_graphite_force_parallel cannot be used without
9008 * tree-ssa-loop.c: Include toplev.h.
9009 (gate_graphite_transforms): Enable flag_graphite for
9010 flag_graphite_force_parallel.
9012 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9014 * ChangeLog.graphite: New.
9015 * graphite-blocking.c: New.
9016 * graphite-clast-to-gimple.c: New.
9017 * graphite-clast-to-gimple.h: New.
9018 * graphite-dependences.c: New.
9019 * graphite-dependences.h: New.
9020 * graphite-interchange.c: New.
9021 * graphite-poly.c: New.
9022 * graphite-poly.h: New.
9023 * graphite-ppl.c: New.
9024 * graphite-ppl.h: New.
9025 * graphite-scop-detection.c: New.
9026 * graphite-scop-detection.h: New.
9027 * graphite-sese-to-poly.c: New.
9028 * graphite-sese-to-poly.h: New.
9032 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9034 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9035 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9037 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9039 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9040 (scev_is_linear_expression): Return false if the evolution is not
9041 affine multivariate.
9043 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9045 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9046 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9048 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9050 * tree-data-ref.c (debug_data_references): New.
9051 (debug_data_reference): New.
9052 * tree-data-ref.h (debug_data_references): Declared.
9053 (debug_data_reference): Declared.
9055 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9057 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9058 * tree-data-ref.h (scop_p): Removed.
9059 (struct data_reference): Remove field scop.
9061 (stmt_simple_memref_p): Removed.
9063 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9065 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9066 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9069 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9071 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9073 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9075 * doc/invoke.texi (-fgraphite-identity): Documented.
9077 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9079 * tree-scalar-evolution.c: Fix comment.
9080 (instantiate_scev_1): Return unknow from scev instantiation if the
9081 result is not above instantiate_below.
9083 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9085 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9086 static anymore. Instantiate the symbols that may have been introduced
9088 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9091 2009-07-30 DJ Delorie <dj@redhat.com>
9093 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9094 .vliw directive to VLIW sections.
9096 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9098 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9100 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9101 (AUTOHEADER): New variable.
9102 ($(srcdir)/cstamp-h.in): Use it.
9104 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9105 Pat Haugen <pthaugen@us.ibm.com>
9106 Revital Eres <ERES@il.ibm.com>
9108 * config/rs6000/vector.md (VEC_F): Add VSX support.
9112 (vector_load_<mode>): Ditto.
9113 (vector_store_<mode>): Ditto.
9114 (vector GPR move split): Ditto.
9115 (vec_reload_and_plus_<mptrsize>): Ditto.
9116 (vec_reload_and_reg_<mptrsize>): Ditto.
9117 (add<mode>3): Ditto.
9118 (sub<mode>3): Ditto.
9119 (mul<mode>3): Ditto.
9120 (neg<mode>2): Ditto.
9121 (abs<mode>2): Ditto.
9122 (smin<mode>3): Ditto.
9123 (smax<mode>3): Ditto.
9124 (vector_eq<mode>): Ditto.
9125 (vector_gt<mode>): Ditto.
9126 (vector_ge<mode>): Ditto.
9127 (vector_gtu<mode>): Ditto.
9128 (vector_select_<mode>_uns): Ditto.
9129 (vector_eq_<mode>_p): Ditto.
9130 (vector_gt_<mode>_p): Ditto.
9131 (vector_ge_<mode>_p): Ditto.
9132 (vector_gtu_<mode>_p): Ditto.
9133 (cr6_test_for_zero): Ditto.
9134 (cr6_test_for_zero_reverse): Ditto.
9135 (cr6_test_for_lt): Ditto.
9136 (cr6_test_for_lt_reverse): Ditto.
9137 (xor<mode>3): Ditto.
9138 (ior<mode>3): Ditto.
9139 (and<mode>3): Ditto.
9140 (one_cmpl<mode>2): Ditto.
9141 (nor<mode>2): Ditto.
9142 (andc<mode>2): Ditto.
9143 (float<VEC_int<mode>2): Ditto.
9144 (unsigned_float<VEC_int><mode>2): Ditto.
9145 (fix_trunc<mode><VEC_int>2): Ditto.
9146 (fixuns_trunc<mode><VEC_int>2): Ditto.
9148 (vec_set<mode>): Ditto.
9149 (vec_extract<mode>): Ditto.
9150 (vec_interleave_highv4sf): Ditto.
9151 (vec_interleave_lowv4sf): Ditto.
9152 (vec_realign_load_<mode>): Ditto.
9153 (vec_shl_<mode>): Ditto.
9154 (vec_shr_<mode>): Ditto.
9155 (div<mode>3): New patterns for VSX.
9156 (vec_interleave_highv2df): Ditto.
9157 (vec_interleave_lowv2df): Ditto.
9158 (vec_pack_trunc_v2df): Ditto.
9159 (vec_pack_sfix_trunc_v2df): Ditto.
9160 (vec_pack_ufix_trunc_v2df): Ditto.
9161 (vec_unpacks_hi_v4sf): Ditto.
9162 (vec_unpacks_lo_v4sf): Ditto.
9163 (vec_unpacks_float_hi_v4si): Ditto.
9164 (vec_unpacks_float_lo_v4si): Ditto.
9165 (vec_unpacku_float_hi_v4si): Ditto.
9166 (vec_unpacku_float_lo_v4si): Ditto.
9167 (movmisalign<mode>): Ditto.
9168 (vector_ceil<mode>2): New patterns for vectorizing math library.
9169 (vector_floor<mode>2): Ditto.
9170 (vector_btrunc<mode>2): Ditto.
9171 (vector_copysign<mode>3): Ditto.
9173 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9174 predicate for setting the high bit in each word, used for copysign.
9176 * config/rs6000/ppc-asm.h (f19): Whitespace.
9177 (f32-f63): Define if VSX.
9178 (v0-v31): Define if Altivec.
9179 (vs0-vs63): Define if VSX.
9181 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9183 * config/rs6000/power7.md: New file, provide tuning parameters for
9186 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9187 (rs6000_cpu_cpp_builtins): Ditto.
9188 (altivec_overloaded_builtins): Ditto.
9189 (altivec_resolve_overloaded_builtin): Ditto.
9191 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9192 debug switch to disable vectorizing simple math builtin
9195 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9196 Vectorize simple math builtin functions.
9197 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9198 hook to vectorize math builtins.
9199 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9200 (rs6000_builtin_conversion): Add VSX/power7 support.
9201 (rs6000_builtin_vec_perm): Ditto.
9202 (vsplits_constant): Add support for loading up a vector constant
9203 with just the high bit set in each part.
9204 (rs6000_expand_vector_init): Add VSX/power7 support.
9205 (rs6000_expand_vector_set): Ditto.
9206 (rs6000_expand_vector_extract): Ditto.
9207 (rs6000_emit_move): Ditto.
9208 (bdesc_3arg): Ditto.
9209 (bdesc_2arg): Ditto.
9210 (bdesc_1arg): Ditto.
9211 (rs6000_expand_ternop_builtin): Ditto.
9212 (altivec_expand_builtin): Ditto.
9213 (rs6000_expand_unop_builtin): Ditto.
9214 (rs6000_init_builtins): Ditto.
9215 (altivec_init_builtins): Ditto.
9216 (builtin_function_type): Ditto.
9217 (rs6000_common_init_builtins): Ditto.
9218 (rs6000_handle_altivec_attribute); Ditto.
9219 (rs6000_mangle_type): Ditto.
9220 (rs6000_vector_mode_supported_p): Ditto.
9221 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9224 * config/rs6000/vsx.md: New file for VSX support.
9226 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9227 identifing values with just the most significant bit set.
9228 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9229 vectorized builtins.
9231 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9232 (UNSPEC_VRFIM): Delete.
9233 (splitter for loading up vector with most significant bit): New
9234 splitter for vectorizing copysign.
9235 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9236 vectorizing simple math functions.
9237 (altivec_vrfip): Add support for vectorizing simple math functions.
9238 (altivec_vrfim): Ditto.
9239 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9241 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9242 (power7.md, vsx.md): Include for power7 support.
9243 (copysigndf3): Use VSX instructions if -mvsx.
9244 (negdf2_fpr): Ditto.
9245 (absdf2_fpr): Ditto.
9246 (nabsdf2_fpr): Ditto.
9247 (adddf3_fpr): Ditto.
9248 (subdf3_fpr): Ditto.
9249 (muldf3_fpr): Ditto.
9250 (divdf3_fpr): Ditto.
9251 (fix_truncdfdi2_fpr): Ditto.
9252 (cmpdf_internal1): Ditto.
9253 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9254 (btruncdf2, btruncdf2_fpr): Ditto.
9255 (ceildf2, ceildf2_fpr): Ditto.
9256 (floordf2, floordf2_fpr): Ditto.
9257 (floatdidf2, floatdidf2_fpr): Ditto.
9258 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9259 (fmsubdf4_fpr): Ditto.
9260 (fnmadddf4_fpr_1): Ditto.
9261 (fnmadddf4_fpr_2): Ditto.
9262 (fnmsubdf4_fpr_1): Ditto.
9263 (fnmsubdf4_fpr_2): Ditto.
9264 (fixuns_truncdfdi2): Add expander for VSX support.
9265 (fix_truncdfdi2): Ditto.
9266 (fix_truncdfsi2): Ditto.
9268 (btruncsf2): Whitespace.
9269 (movdf_hardfloat32): Add support for VSX registers.
9270 (movdf_softfloat32): Ditto.
9271 (movdf_hardfloat64): Ditto.
9272 (movdf_hardfloat64_mfpgpr): Ditto.
9273 (movdf_softfloat64): Ditto.
9274 (movti splitters): Add check for vector registers supporting
9275 TImode in the future.
9276 (bpermd): Add power7 bpermd instruction.
9278 * config/rs6000/altivec.h (vec_div): Define if VSX.
9282 (vec_nearbyint): Ditto.
9285 (all predicates): Use the generic builtin function, and not the V4SF
9286 specific function so that the predicates will work with VSX's V2DF.
9290 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9291 Document new VSX functions and types.
9293 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9296 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9297 "wa", and "j" constraints. Modify "v" to talk about Altivec
9298 instead of just vector.
9300 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9303 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9304 location for phi arguments.
9305 (rewrite_update_phi_arguments): Find locations for reaching defs.
9306 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9307 Add location to add_phi_arg calls.
9308 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9309 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9310 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9311 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9312 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9313 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9314 * tree-phinodes.c (make_phi_node): Initialize location.
9315 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9316 (add_phi_arg): Add location parameter.
9317 (remove_phi_arg_num): Move location when moving phi argument.
9318 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9320 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9321 slpeel_update_phi_nodes_for_guard1,
9322 slpeel_update_phi_nodes_for_guard2,
9323 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9324 vect_loop_versioning): Set locations.
9325 * tree-parloops.c (create_phi_for_local_result,
9326 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9327 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9328 * tree-vect-loop.c (get_initial_def_for_induction,
9329 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9331 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9332 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9333 (gimple_phi_arg_set_location): New. Set locus.
9334 (gimple_phi_arg_has_location): New. Check for locus.
9335 (redirect_edge_var_map_location): New. Return locus from var_map.
9336 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9337 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9338 combining PHI arguments.
9339 (cond_store_replacement): Set location.
9340 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9341 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9342 scop_add_exit_phis_edge): Add locations.
9343 * tree-cfgcleanup.c (remove_forwarder_block,
9344 remove_forwarder_block_with_phi): Add locations.
9345 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9346 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9348 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9349 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9350 flush_pending_stmts): Add source location.
9351 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9352 stack to preserve locations.
9353 * tree-vect-stmts.c (vectorizable_load): Add location.
9354 * tree-inline.c (copy_phis_for_bb): Copy locus.
9355 (setup_one_parameter): Add call locus to inlined parameter stmts.
9356 (initialize_inlined_parameters): Pass in call location as parameter
9358 (tree_function_versioning): Pass location to setup_one_parameter.
9359 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9360 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9361 copy and edge lists.
9362 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9363 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9364 locus parameter and override the stmt default if provided.
9365 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9366 elim_graph_add_edge, elim_graph_remove_succ_edge,
9367 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9368 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9369 eliminate_phi): Add locus info in elimination graph for each edge and
9371 (insert_backedge_copies): Copy locus if present.
9372 * tree-flow.h (struct _edge_var_map): Add locus field.
9373 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9374 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9375 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9377 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9379 2009-07-30 Martin Jambor <mjambor@suse.cz>
9381 PR tree-optimization/40570
9382 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9385 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9387 * ssa-loop-manip.c: Include langhooks.h.
9388 (rewrite_phi_with_iv): New.
9389 (rewrite_all_phi_nodes_with_iv): New.
9390 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9391 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9392 * tree-parloops.c (loop_parallel_p): Move out all conditions
9393 except dependency check.
9394 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9395 (gen_parallel_loop): Call canonicalize_loop_ivs without
9396 reduction_list argument.
9397 (build_new_reduction): New.
9398 (gather_scalar_reductions): New.
9399 (try_get_loop_niter): New.
9400 (try_create_reduction_list): New.
9401 (parallleize_loops): Change the parallel conditions check.
9402 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9403 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9405 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9407 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9409 * doc/options.texi (Option properties): Mention new quoting syntax.
9411 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9413 * config/alpha/alpha.c (alpha_start_function):
9414 Handle VMS_DEBUG_MAIN_POINTER
9415 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9416 * doc/invoke.texi: Document -mdebug-main switch.
9418 2009-07-29 Richard Henderson <rth@redhat.com>
9420 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9421 (cgraph_create_edge_including_clones): Likewise.
9422 * tree-inline.c (copy_bb): Operate on the correct edges
9423 when updating the callgraph.
9425 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9427 * config/alpha/vms-cc.c: Deleted.
9428 * config/alpha/vms-ld.c: Deleted.
9429 * config/alpha/t-vms64: Moved to config/vms
9430 * config/alpha/vms-crt0-64.c: Moved to config/vms
9431 * config/alpha/vms-crt0.c: Moved to config/vms
9432 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9433 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9434 * config/alpha/xm-vms.h: Moved to config/vms
9435 * config/alpha/x-vms: Moved to config/vms
9436 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9438 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9439 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9441 * config/vms/t-vms64: Moved here from config/alpha
9442 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9443 (argc,argv,envp): Enforce 32bit malloc'ing.
9444 * config/vms/vms-psxcrt0-64.c: Likewise.
9445 * config/vms/vms-crt0.c: Moved here from config/alpha.
9446 * config/vms/vms-psxcrt0.c: Likewise.
9447 * config/vms/vms-crtl-64.h: New file.
9448 * config/vms/vms-crtl.h: New file.
9449 * config/vms/vms.opt: New file.
9450 * config/vms/xm-vms64.h: New file.
9451 * config/vms/xm-vms.h: Moved here from config/alpha.
9452 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9454 * config/vms/x-vms: Moved here from config/alpha.
9455 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9456 (vms-ld.o, vms-cc.o): Removed.
9457 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9459 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9461 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9462 correct stack (obvious VMS fix).
9464 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9466 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9467 date, version info if VMS_DEBUGGING_INFO defined.
9468 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9469 size, date calculating code moved here.
9471 2009-07-29 Paul Brook <paul@codesourcery.com>
9473 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9476 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9479 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9480 to DImode when generating insq_le insn.
9482 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9484 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9485 New macro set for VMS_DEBUGGGING_INFO.
9486 (AT_string_form): Use it.
9488 2009-07-28 DJ Delorie <dj@redhat.com>
9490 * config/mep/mep.c (vtext_section): New.
9491 (vftext_section): New.
9492 (ftext_section): New.
9493 (mep_select_section): Add support for functions.
9494 (mep_unique_section): Likewise.
9495 (mep_asm_init_sections): Likewise.
9496 (mep_encode_section_info): Remove it from here.
9498 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9500 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9502 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9503 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9505 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9507 * dwarf2out.c (output_file_names): Test new macro
9508 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9509 (add_comp_dir_attribute): Likewise.
9511 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9513 * config/i386/mingw-w64.h (LINK_SPEC): Add
9514 separating space between commands.
9516 2009-07-28 Jan Hubicka <jh@suse.cz>
9518 PR tree-optimization/40759
9519 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9522 2009-07-27 DJ Delorie <dj@redhat.com>
9524 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9525 types are dword-aligned.
9526 (mep_expand_va_start): Likewise.
9528 2009-07-27 Olivier Hainque <hainque@adacore.com>
9529 Douglas B Rupp <rupp@gnat.com>
9531 * convert.c (convert_to_pointer): Don't assume the target
9532 pointer type is POINTER_SIZE long. Fetch its precision instead.
9534 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9536 * system.h (fopen): Undefine if macro.
9538 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9540 * dwarf2out.c (output_cfi_p): Removed.
9541 (output_cfis): New function.
9542 (output_fde): New function, split from output_call_frame_info.
9543 (output_call_frame_info): Use it.
9544 (dwarf2out_switch_text_section): Use output_cfis.
9546 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9548 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9549 TARGET_BI_ARCH is specified without enabling SJLJ.
9550 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9551 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9553 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9555 * arm.md (negdi2): Use DImode if forcing a value into a register.
9557 2009-07-26 Ira Rosen <irar@il.ibm.com>
9559 PR tree-optimization/40801
9560 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9561 of vector operand from the previous copy of vector statement.
9562 Pass the correct definition type value to
9563 vect_get_vec_def_for_stmt_copy().
9565 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9567 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9568 const char ** conversion.
9570 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9572 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9573 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9574 (gcc_unreachable): Invoke __builtin_unreachable() if
9575 !ENABLE_ASSERT_CHECKING.
9577 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9579 PR rtl-optimization/40445
9580 * emit-rtl.c (next_nonnote_insn_bb): New function.
9581 * rtl.h (next_nonnote_insn_bb): Declare new function.
9582 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9583 with no successors that is the successor of the ENTRY_BLOCK.
9584 Continue from the top after removing an empty fallthrough block.
9585 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9586 of next_nonnote_insn.
9588 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9590 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9592 2009-07-25 Martin Jambor <mjambor@suse.cz>
9594 * c-common.c (c_common_attribute_table): New element for noclone.
9595 (handle_noclone_attribute): New function. Forward-declare.
9596 * tree-inline.c (tree_versionable_function_p): Check for noclone
9598 * doc/extend.texi (Labels as Values): Document need for noclone.
9599 (Function Attributes): Document noclone attribute.
9601 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9603 PR rtl-optimization/34999
9604 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9605 and dw_fde_switched_cold_to_hot fields.
9606 (output_cfi_p): New function.
9607 (output_call_frame_info): If fde->dw_fde_switched_sections,
9608 output 2 FDEs instead of one with corrupted header.
9609 (dwarf2out_do_cfi_startproc): New function.
9610 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9611 and fde->dw_fde_switched_cold_to_hot.
9612 (dwarf2out_switch_text_section): Compute
9613 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9614 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9615 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9616 Otherwise, compute fde->dw_fde_switch_cfi.
9618 2009-07-24 Cary Coutant <ccoutant@google.com>
9620 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9622 2009-07-24 Cary Coutant <ccoutant@google.com>
9624 * cfghooks.c (split_block): Copy discriminator to new block.
9625 * tree-cfg.c (assign_discriminator): Check location of last
9626 instruction in block as well as first.
9628 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9630 * config/i386/linux.c: Use fputs or putc instead of fprintf
9632 * config/i386/gas.h: Ditto.
9633 * config/i386/x86-64.h: Ditto.
9634 * config/i386/att.h: Ditto.
9636 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9638 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9641 2009-07-24 Martin Jambor <mjambor@suse.cz>
9643 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9644 (ipa_push_func_to_list_1): Declare.
9645 (ipa_push_func_to_list): New function.
9647 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9648 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9649 (ipa_push_func_to_list): Removed.
9650 (ipa_pop_func_from_list): Clear node_enqueued flag.
9652 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9654 * config/s390/s390.c (override_options): Default
9655 max-unrolled-insns to 100 for z10 tuning.
9657 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9659 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9660 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9661 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9662 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9663 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9664 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9665 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9667 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9669 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9670 use default set in mingw32.h header.
9671 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9672 64-bit /mingw/include path.
9673 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9676 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9678 PR rtl-optimization/40209
9679 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9681 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9683 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9684 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9685 with the rest of string where appropriate. Use fputs or putc
9686 instead of fprintf where appropriate.
9688 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9689 Pat Haugen <pthaugen@us.ibm.com>
9690 Revital Eres <ERES@il.ibm.com>
9692 * config/rs6000/vector.md: New file. Move most of the vector
9693 expander support here from altivec.md to allow for the VSX vector
9694 unit in the future. Add support for secondary_reload patterns.
9695 Rewrite the patterns for vector comparison, and vector comparison
9696 predicate instructions so that the RTL expresses the desired
9697 behavior, instead of using unspec.
9699 * config/rs6000/constraints.md ("f" constraint): Use
9700 rs6000_constraints to hold the precalculated register class.
9701 ("d" constraint): Ditto.
9702 ("wd" constraint): New constraint for VSX.
9703 ("wf" constraint): Ditto.
9704 ("ws" constraint): Ditto.
9705 ("wa" constraint): Ditto.
9706 ("wZ" constraint): Ditto.
9707 ("j" constraint): Ditto.
9709 * config/rs6000/predicates.md (vsx_register_operand): New
9711 (vfloat_operand): New predicate for vector.md.
9712 (vint_operand): Ditto.
9713 (vlogical_operand): Ditto.
9714 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9715 (easy_vector_constant): Add VSX support.
9716 (altivec_indexed_or_indirect_operand): New predicate for
9717 recognizing Altivec style memory references with AND -16.
9719 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9720 for vector secondary reload support.
9721 (rs6000_vector_reg_class): Delete, replacing it with
9723 (rs6000_vsx_reg_class): Ditto.
9724 (rs6000_constraints): New array to hold the register classes of
9725 each of the register constraints that can vary at runtime.
9726 (builtin_mode_to_type): New static array for builtin function type
9728 (builtin_hash_table): New static hash table for builtin function
9730 (TARGET_SECONDARY_RELOAD): Define target hook.
9731 (TARGET_IRA_COVER_CLASSES): Ditto.
9732 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9733 registers are 128 bits if VSX memory reference instructions are used.
9734 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9736 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9737 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9738 Print several of the scheduling related parameters.
9739 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9740 rs6000_constraints instead of rs6000_vector_reg_class. Move
9741 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9742 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9743 Altivec. Add VSX support. Setup for secondary reload support on
9744 Altivec/VSX registers.
9745 (rs6000_override_options): Make power7 set the scheduling groups
9746 like the power5. Add support for new debug switches to override
9747 the scheduling defaults. Temporarily disable -mcpu=power7 from
9748 setting -mvsx. Add support for debug switches -malways-hint,
9749 -msched-groups, and -malign-branch-targets.
9750 (rs6000_buitlin_conversion): Add support for returning unsigned
9751 vector conversion functions to fix regressions due to stricter
9753 (rs6000_builtin_mul_widen_even): Ditto.
9754 (rs6000_builtin_mul_widen_odd): Ditto.
9755 (rs6000_builtin_vec_perm): Ditto.
9756 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9757 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9759 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9761 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9762 VSX types for bit operations. Changes to accomidate vector.md.
9763 (bdesc_2arg): Ditto.
9764 (bdesc_1arg): Ditto.
9765 (struct builtin_description_predicates): Rewrite predicate
9766 handling so that RTL describes the operation, instead of passing
9767 the instruction to be used as a string argument.
9768 (bdesc_altivec_preds): Ditto.
9769 (altivec_expand_predicate_builtin): Ditto.
9770 (altivec_expand_builtin): Ditto.
9771 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9772 statement for vsldoi support.
9773 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9774 (altivec_expand_st_builtin): Ditto.
9775 (paired_expand_builtin): Whitespace changes.
9776 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9777 builtin_mode_to_type table for secondary reload. Call
9778 builtin_function_type to build random builtin functions.
9779 (altivec_init_builtins): Change to use builtin_function_type to
9780 create builtin function types dynamically as we need them.
9781 (builtin_hash_function): New support for hashing the tree types
9782 for builtin function as we need it, rather than trying to build
9783 all of the trees that we need. Add initial preliminary VSX support.
9784 (builtin_function_type): Ditto.
9785 (builtin_function_eq): Ditto.
9786 (builtin_hash_struct): Ditto.
9787 (rs6000_init_builtins): Ditto.
9788 (rs6000_common_init_builtins): Ditto.
9789 (altivec_init_builtins): Ditto.
9790 (rs6000_common_init_builtins): Ditto.
9791 (enum reload_reg_type): New enum for simplifing reg classes.
9792 (rs6000_reload_register_type): Simplify register classes into GPR,
9793 Vector, and other registers. Altivec and VSX addresses in reload.
9794 (rs6000_secondary_reload_inner): Ditto.
9795 (rs6000_ira_cover_classes): New target hook, that returns the
9796 appropriate cover classes, based on -mvsx being used or not.
9797 (rs6000_secondary_reload_class): Add VSX support.
9798 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9799 (get_vsel_insn): Ditto.
9800 (rs6000_emit_vector_compare): Rewrite vector conditional support
9801 so that where we can, we use RTL operators, instead of blindly use
9803 (rs6000_emit_vector_select): Ditto.
9804 (rs6000_emit_vector_cond_expr): Ditto.
9805 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9806 (create_TOC_reference): Add -mdebug=addr support.
9807 (emit_frame_save): VSX loads/stores need register indexed addressing.
9809 * config/rs6000/rs6000.md: Include vector.md.
9811 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9813 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9814 support for V2DI, V2DF in logical, permute, select operations.
9816 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9817 switch for vsx/power7.
9818 (-mvsx-scalar-memory): Ditto.
9819 (-mvsx-align-128): Ditto.
9820 (-mallow-movmisalign): Ditto.
9821 (-mallow-df-permute): Ditto.
9822 (-msched-groups): Ditto.
9823 (-malways-hint): Ditto.
9824 (-malign-branch-targets): Ditto.
9826 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9828 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9829 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9830 (rs6000_vector_reg_class): Delete.
9831 (rs6000_vsx_reg_class): Ditto.
9832 (enum rs6000_reg_class_enum): New enum for the constraints that
9833 vary based on target switches.
9834 (rs6000_constraints): New array to hold the register class for all
9835 of the register constraints that vary based on the switches used.
9836 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9837 (enum rs6000_builtins): Add unsigned varients for the builtin
9838 declarations returned by target hooks for expanding multiplies,
9839 select, and permute operations. Add VSX builtins.
9840 (enum rs6000_builtin_type_index): Add entries for VSX.
9841 (V2DI_type_node): Ditto.
9842 (V2DF_type_node): Ditto.
9843 (unsigned_V2DI_type_node): Ditto.
9844 (bool_long_type_node): Ditto.
9845 (intDI_type_internal_node): Ditto.
9846 (uintDI_type_internal_node): Ditto.
9847 (double_type_internal_node): Ditto.
9849 * config/rs6000/altivec.md (whole file): Move all expanders to
9850 vector.md from altivec.md. Rename insn matching functions to be
9852 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9853 (altivec_vcmp*): Ditto.
9854 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9855 (VM): New iterator for moves that includes the VSX types.
9856 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9857 (altivec_vperm_<mode>_uns): New, for unsigned types.
9858 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9859 (altivec_eq<mode>): Ditto.
9860 (altivec_gt<mode>): Ditto.
9861 (altivec_gtu<mode>): Ditto.
9862 (altivec_eqv4sf): Ditto.
9863 (altivec_gev4sf): Ditto.
9864 (altivec_gtv4sf): Ditto.
9865 (altivec_vcmpbfp_p): Ditto.
9867 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9869 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9872 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9875 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9876 ASM_SHORT instead of .word.
9877 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9878 instead of .word in asm template.
9880 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9883 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9884 (process_bb_node_lives): Use it.
9886 * ira.c (setup_cover_and_important_classes): Don't setup
9887 ira_important_class_nums. Add cover classes to the end of
9889 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9891 (find_reg_class_closure): Use reorder_important_classes.
9893 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9895 * config/i386/i386.c (i386_ira_cover_classes): New function.
9896 (TARGET_IRA_COVER_CLASSES): Redefine.
9898 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9899 importance of order of cover classes in the array.
9901 2009-07-22 Diego Novillo <dnovillo@google.com>
9903 * tree-pass.h (TDF_EH): Define.
9904 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9905 contains TDF_EH, print the EH region number holding GS.
9906 * tree-dump.c (dump_options): Add "eh".
9907 * doc/invoke.texi: Document it.
9909 2009-07-22 Doug Kwan <dougkwan@google.com>
9911 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9913 2009-07-22 Michael Matz <matz@suse.de>
9915 PR tree-optimization/35229
9916 PR tree-optimization/39300
9918 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9919 (inhibit_phi_insertion): New function.
9920 (insert_into_preds_of_block): Call it for REFERENCEs.
9921 (init_pre): Initialize and finalize scalar evolutions.
9922 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9924 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9926 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9927 Use CONST_VECTOR_NUNITS to determine number of elements.
9929 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9931 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9932 (U, W): Constraints are now deprecated and will be removed if we
9934 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9936 ("prefetch"): Add the stcmh instruction for prefetching.
9937 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9939 (s390_short_displacement): Return always true if compiling for
9940 machines not providing the long displacement facility.
9941 (s390_mem_constraint): Support the new constraint letter Z.
9942 (s390_check_qrst_address): New function.
9944 2009-07-21 DJ Delorie <dj@redhat.com>
9946 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9949 2009-07-21 Jason Merrill <jason@redhat.com>
9951 * c-common.c (max_tinst_depth): Increase default to 1024.
9953 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9955 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9956 (vec_unpacku_float_lo_v4si): Ditto.
9958 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9961 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9962 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9963 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9964 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9966 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9968 PR tree-optimization/40813
9969 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9972 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9974 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9975 with a NOP_EXPR if needed.
9977 2009-07-21 Paul Brook <paul@codesourcery.com>
9979 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9980 Terminate debug dump with newline.
9982 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9984 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9985 Cast "1" to unsigned HOST_WIDE_INT.
9986 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9987 deposit length to the maximum length - lsb. Extend length if
9988 HOST_BITS_PER_WIDE_INT is 32.
9990 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9992 * cgraph.h (constant_pool_htab): New function.
9993 (constant_descriptor_tree): Move from varasm.c.
9994 * varasm.c (constant_pool_htab): New function.
9995 (constant_descriptor_tree): Move to cgraph.h.
9997 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9999 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10001 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10003 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10006 2009-07-20 Xinliang David Li <davidxl@google.com>
10008 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10010 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10012 * config/mips/mips.md (move_type): Add arith.
10013 (type): Handle arith.
10014 (zero_extendsidi2): Rename this into ...
10015 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10016 (zero_extendsidi2): New expander.
10017 (*zero_extendsidi2_dext): New pattern.
10019 2009-07-20 Nick Clifton <nickc@redhat.com>
10021 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10022 to set MIPS_ABI_DEFAULT.
10023 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10025 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10027 * tree-object-size.c (addr_object_size): Handle unions with
10028 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10030 PR tree-optimization/40792
10031 * tree.c (build_function_type_skip_args): Remove bogus assert.
10033 2009-07-20 Jan Hubicka <jh@suse.cz>
10034 Martin Jambor <mjambor@suse.cz>
10036 * cgraph.h (combined_args_to_skip): New field.
10037 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10038 combined_args_to_skip and args_to_skip.
10039 * tree-inline.c (update_clone_info): New function.
10040 (tree_function_versioning): Call update_clone_info.
10041 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10043 (cgraph_materialize_all_clones): More extensive dumping, working
10044 with combined_args_to_skip rather than args_to_skip.
10046 2009-07-20 Ira Rosen <irar@il.ibm.com>
10048 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10049 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10050 (get_initial_def_for_reduction): Likewise.
10051 (vectorizable_reduction): Skip the check of first operand in case
10052 of COND_EXPR. Add check that it is outer loop vectorization if
10053 nested cycle was detected. Call vectorizable_condition() for
10054 COND_EXPR. If reduction epilogue cannot be created do not fail for
10055 nested cycles (if it is not double reduction). Assert that there
10056 is only one type in the loop in case of COND_EXPR. Call
10057 vectorizable_condition() to vectorize COND_EXPR.
10058 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10059 Add parameters. Allow nested cycles if called from
10060 vectorizable_reduction(). Use reduction vector variable if provided.
10061 (vect_analyze_stmt): Call vectorizable_reduction() before
10062 vectorizable_condition().
10063 (vect_transform_stmt): Update call to vectorizable_condition().
10065 2009-07-20 Christian Bruel <christian.bruel@st.com>
10067 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10068 * doc/invoke.texi (-mfmovd): Likewise.
10069 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10071 2009-07-20 Jan Hubicka <jh@suse.cz>
10073 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10074 when handling SSA name.
10076 2009-07-19 Jan Hubicka <jh@suse.cz>
10078 PR tree-optimization/40676
10079 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10080 virtual PHIs in empty BBs.
10082 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10084 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10085 re-expanded the compound use gen_lowpart instead to convert to the
10088 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10090 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10091 OUTER_CONST arguments.
10092 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10093 the new wider mode will be masked off.
10094 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10096 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10098 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10099 high-order bits are zero.
10101 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10103 * combine.c (simplify_shift_const_1): Split code to determine
10104 shift_mode into ...
10105 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10106 new bits shifted in are identical to the old sign bit.
10108 2009-07-18 Richard Guenther <rguenther@suse.de>
10111 * gimplify.c (gimplify_call_expr): Reject code using results from
10112 functions returning void.
10114 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10116 * doc/md.texi: Document the new PowerPC "es" constraint.
10117 Document that "m" can include automodified addresses on this target,
10118 and explain how %U must be used. Extend the "Q" and "Z" documentation
10119 to suggest "es" as well as "m".
10120 * config/rs6000/constraints.md (es): New memory constraint.
10121 (Q, Z): Update strings to match new documentation.
10123 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10125 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10126 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10127 * config/rs6000/predicates.md (volatile_mem_operand): Use
10128 offsettable_nonstrict_memref_p.
10129 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10130 (*floatunssidf2_internal): Likewise.
10131 (*fix_truncdfsi2_internal): Likewise.
10132 (*fix_trunctfsi2_internal): Likewise.
10134 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10136 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10137 atmega32u2 devices.
10138 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10140 2009-07-17 Richard Guenther <rguenther@suse.de>
10143 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10144 (pass_warn_unused_result): Likewise.
10145 (TODO_set_props): Remove.
10146 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10148 (pass_diagnose_omp_blocks): Define.
10149 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10150 (c_gimple_diagnostics_recursively): Remove.
10151 (finish_function): Do not call it.
10152 (c_write_global_declarations): Continue after errors.
10153 Finalize the CU here.
10154 * c-gimplify.c (c_genericize): Do not gimplify here.
10155 * c-common.c (c_warn_unused_result): Move ...
10156 * tree-cfg.c (do_warn_unused_result): ... here.
10157 (run_warn_unused_result): New function.
10158 (gate_warn_unused_result): New function.
10159 (pass_warn_unused_result): New pass.
10160 * c-common.h (c_warn_unused_result): Remove.
10161 * flags.h (flag_warn_unused_result): Declare.
10162 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10163 * opts.c (flag_warn_unused_result): Initialize to false.
10164 * toplev.c (compile_file): Add comment.
10165 * omp-low.c (create_omp_child_function): Do not register
10166 the function with the frontend.
10167 (diagnose_omp_structured_block_errors): Prepare to be
10168 called as optimization pass.
10169 (gate_diagnose_omp_blocks): New function.
10170 (pass_diagnose_omp_blocks): New pass.
10171 * cgraph.h (cgraph_optimize): Remove.
10172 (cgraph_analyze_function): Likewise.
10173 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10174 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10175 before their parents here.
10176 (cgraph_finalize_function): Not here.
10177 (cgraph_analyze_function): Gimplify functions here.
10178 (cgraph_finalize_compilation_unit): Continue after errors.
10179 Optimize the callgraph from here.
10180 (cgraph_optimize): Make static.
10181 * langhooks.c (write_global_declarations): Finalize the CU.
10182 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10183 (gimplify_function_tree): Assert we gimplify only once.
10184 Set PROP_gimple_any property.
10185 * tree-nested.c (gimplify_all_functions): New function.
10186 (lower_nested_functions): Gimplify all nested functions.
10187 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10188 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10189 and pass_diagnose_omp_blocks after gimplification. Do not
10190 set TODO_set_props on all_lowering_passes.
10191 (execute_one_pass): Do not handle TODO_set_props.
10192 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10193 (gimplify.o): Add tree-pass.h dependency.
10194 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10195 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10196 (unsave_r): Likewise.
10197 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10198 temporary variable.
10200 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10202 * doc/service.texi (Service): Restore previously removed link,
10203 which isn't broken after all.
10205 2009-07-17 Richard Guenther <rguenther@suse.de>
10207 PR tree-optimization/40321
10208 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10209 PHI nodes to the maximal set.
10210 (make_values_for_phi): Add PHI arguments to the maximal set.
10211 (execute_pre): Dump PHI_GEN and the maximal set.
10213 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10216 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10219 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10221 * doc/extend.texi (Nested Functions): Replace broken link with
10223 * doc/service.texi (Service): Remove broken link.
10225 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10228 * builtins.c (expand_builtin_memcmp): Use loc instead of
10229 EXPR_LOCATION (exp).
10230 (expand_builtin_strncmp): Likewise.
10232 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10233 Manuel López-Ibáñez <manu@gcc.gnu.org>
10236 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10237 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10238 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10239 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10240 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10241 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10242 tree-inline.c, c-common.c, c-common.h, gimple.c,
10243 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10244 convert.c: Add location argument to fold_{unary,binary,ternary},
10245 fold_build[123], build_call_expr, build_size_arg,
10246 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10247 fold_build1_initializer, fold_build2_initializer,
10248 fold_build3_initializer, fold_build_call_array,
10249 fold_build_call_array_initializer, fold_single_bit_test,
10250 omit_one_operand, omit_two_operands, invert_truthvalue,
10251 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10252 combine_comparisons, fold_builtin_*, fold_call_expr,
10253 build_range_check, maybe_fold_offset_to_address, round_up,
10256 2009-07-16 Jason Merrill <jason@redhat.com>
10259 * c-common.c (c_common_reswords): Add __is_standard_layout
10261 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10262 * doc/implement-cxx.texi: New.
10263 * doc/gcc.texi: Include it.
10265 2009-07-16 DJ Delorie <dj@redhat.com>
10267 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10268 compares that may be indirectly affected by previous instructions.
10270 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10272 * builtins.c (do_mpc_arg2): New.
10273 (fold_builtin_2): Fold builtin cpow.
10274 * real.h (HAVE_mpc_pow): New.
10276 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10278 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10279 comparison to skip unprofitable schedule
10281 2009-07-16 Simon Baldwin <simonb@google.com>
10283 * gcc.c (option_map): New flag -no-canonical-prefixes.
10284 * (display_help): Print help text for new flag.
10285 * (process_command): Move options translation and language specifics
10286 and handle new flag early. Use it to set a function pointer to a
10287 prefix builder. Replace make_relative_prefix calls with calls to
10288 the function pointed to. Ignore new flag in regular options handling.
10289 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10291 2009-07-15 DJ Delorie <dj@redhat.com>
10293 * config/mep/mep.md (sibcall_internal): Change register to avoid
10294 argument registers.
10295 (sibcall_value_internal): Likewise.
10297 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10299 PR rtl-optimization/40710
10300 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10302 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10304 * config/mips/mips.md (*extenddi_truncate<mode>,
10305 *extendsi_truncate<mode>): Change type attribute to move_type
10306 with shift_shift. Split out code handling exts from here ...
10307 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10309 (*extendhi_truncateqi): Change type attribute to move_type with
10310 shift_shift. Split out code handling exts from here ...
10311 (*extendhi_truncateqi_exts): ... to this new pattern.
10313 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10315 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10316 instead of "and" with inverted sign bit mask value. Use
10317 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10318 Allocate registers only for operand 4 and operand 5.
10320 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10322 PR middle-end/40747
10323 * fold-const.c (fold_cond_expr_with_comparison): When folding
10324 < and <= to MIN, make sure the MIN uses the same type as the
10325 comparison's operands.
10327 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10329 * arm.md (ior_xor): New code iterator.
10330 (split for ior/xor with shift and zero-extend): New split pattern.
10331 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10333 2009-07-15 Richard Guenther <rguenther@suse.de>
10335 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10338 2009-07-15 Richard Guenther <rguenther@suse.de>
10340 PR middle-end/40753
10341 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10343 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10345 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10346 handle 2.6.30 kernel.
10348 2009-07-15 DJ Delorie <dj@redhat.com>
10350 * config/mep/mep.md (sibcall_internal): Change register to allow
10351 for 24-bit addresses.
10352 (sibcall_value_internal): Likewise.
10354 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10356 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10357 that are enabled/disabled by the flags introduced by a previous patch.
10359 2009-07-14 DJ Delorie <dj@redhat.com>
10361 * config/mep/mep.md (sibcall_internal): Include non-toggling
10363 (sibcall_value_internal): Likewise.
10365 2009-07-14 Taras Glek <tglek@mozilla.com>
10366 Rafael Espindola <espindola@google.com>
10368 * doc/sourcebuild.texi: Document install-plugin target.
10369 * configure.ac: Added install-plugin target to language makefiles.
10370 * configure: Regenerate.
10371 * Makefile.in: (install-plugin): Install more headers,
10372 depend on lang.install-plugin.
10374 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10376 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10379 2009-07-14 DJ Delorie <dj@redhat.com>
10381 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10382 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10383 * config/mep/mep.md (sibcall_internal): Change test from
10384 mep_vliw_mode_match to mep_vliw_jmp_match.
10385 (sibcall_value_internal): Likewise.
10387 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10389 * config/i386/sse.md (copysign<mode>3): New expander.
10390 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10391 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10392 Use ix86_build_const_vector.
10393 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10394 IX86_BUILTIN_CPYSGNPD.
10395 (builtin_description): Add __builtin_ia32_copysignps and
10396 __builtin_ia32_copysignpd.
10397 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10398 and BUILT_IN_COPYSIGNF.
10400 2009-07-13 Jason Merrill <jason@redhat.com>
10402 * builtins.c (can_trust_pointer_alignment): New fn.
10403 (get_pointer_alignment): Factor it out from here.
10404 * tree.h: Declare it.
10406 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10408 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10411 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10415 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10417 2009-07-14 Richard Guenther <rguenther@suse.de>
10418 Andrey Belevantsev <abel@ispras.ru>
10420 PR middle-end/40745
10421 * cfgexpand.c (partition_stack_vars): Do not bother to update
10422 alias information when not optimizing.
10424 2009-07-14 Richard Guenther <rguenther@suse.de>
10425 Andrey Belevantsev <abel@ispras.ru>
10427 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10428 (pt_solution_set): Likewise.
10429 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10430 * tree-ssa-structalias.c (pt_solution_set): New function.
10431 * final.c (rest_of_clean_state): Free SSA data structures.
10432 * print-rtl.c (print_decl_name): Remove.
10433 (print_mem_expr): Implement in terms of print_generic_expr.
10434 * alias.c (ao_ref_from_mem): New function.
10435 (rtx_refs_may_alias_p): Likewise.
10436 (true_dependence): Query alias-export info.
10437 (canon_true_dependence): Likewise.
10438 (write_dependence_p): Likewise.
10439 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10441 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10442 (mem_expr_equal_p): Use operand_equal_p.
10443 (set_mem_attributes_minus_bitpos): Do not use
10444 component_ref_for_mem_expr.
10445 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10446 (update_alias_info_with_stack_vars): Likewise.
10447 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10448 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10449 explicitly nor clear stmt operands.
10450 Free the decl-to-pointer map.
10451 * tree-optimize.c (execute_free_datastructures): Do not free
10452 SSA data structures here.
10453 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10454 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10455 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10457 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10459 2009-07-13 DJ Delorie <dj@redhat.com>
10461 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10462 unrolling at the right iteration count.
10464 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10467 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10469 * haifa-sched.c (rank_for_schedule): Introduced flags to
10470 enable/disable individual scheduling heuristics.
10471 * common.opt: Introduced flags to enable/disable individual
10472 heuristics in the scheduler.
10473 * doc/invoke.texi: Introduced flags to enable/disable individual
10474 heuristics in the scheduler.
10476 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10478 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10479 config/i386/mingw-tls.c.
10480 * config/i386/mingw-tls.c: Removed.
10482 2009-07-13 Ira Rosen <irar@il.ibm.com>
10484 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10485 checks access only relevant statements.
10486 (vectorizable_reduction): Likewise.
10488 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10490 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10491 just for 32-bit case.
10493 2009-07-12 Jan Hubicka <jh@suse.cz>
10495 PR tree-optimization/40585
10496 * except.c (expand_resx_expr): When there already is resume
10497 instruction, produce linked list.
10498 (build_post_landing_pads): Assert that resume is empty.
10499 (connect_post_landing_pads): Handle resume lists.
10500 (dump_eh_tree): Dump resume list.
10502 2009-07-12 Ira Rosen <irar@il.ibm.com>
10504 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10505 with additional argument.
10506 * tree-vectorizer.h (enum vect_def_type): Add
10507 vect_double_reduction_def.
10508 (vect_is_simple_reduction): Add argument.
10509 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10511 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10512 vect_is_simple_reduction with additional argument.
10513 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10515 (reduction_code_for_scalar_code): Handle additional codes by
10516 returning ERROR_MARK for them. Fix comment and indentation.
10517 (vect_is_simple_reduction): Fix comment, add argument to specify
10518 double reduction. Detect double reduction.
10519 (get_initial_def_for_induction): Fix indentation.
10520 (get_initial_def_for_reduction): Fix comment and indentation.
10521 Handle double reduction. Create initial definitions that do not
10522 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10523 (vect_create_epilog_for_reduction): Fix comment, add argument to
10524 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10525 epilogue result extraction. Create double reduction phi node and
10526 replace relevant uses.
10527 (vectorizable_reduction): Call vect_is_simple_reduction with
10528 additional argument. Fix indentation. Update epilogue code treatment
10529 according to the changes in reduction_code_for_scalar_code. Check
10530 for double reduction. Call vect_create_epilog_for_reduction with
10531 additional argument.
10532 * tree-vect-stmts.c (process_use): Handle double reduction, update
10534 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10535 (vect_get_vec_def_for_operand): Likewise.
10537 2009-07-12 Danny Smith <dansmister@gmail.com>
10539 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10540 dllexport if !TREE_PUBLIC.
10541 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10543 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10545 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10546 (avr_extra_arch_macro) Remove declatation.
10547 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10548 (avr_extra_arch_macro) Declare as static.
10549 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10551 2009-07-11 Jan Hubicka <jh@suse.cz>
10553 PR middle-end/48388
10554 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10556 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10559 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10560 cold_in_std_section bits.
10561 (dwarf2out_begin_prologue): Initialize them.
10562 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10563 if already covered by text_section or cold_text_section range.
10565 PR rtl-optimization/40667
10566 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10567 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10568 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10569 * config/i386/i386.c (ix86_minimum_alignment): New function.
10570 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10571 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10572 * emit-rtl.c (gen_reg_rtx): Likewise.
10573 * function.c (assign_parms): Likewise. If nominal_type needs
10574 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10575 rather than passed_type's alignment.
10578 * function.c (assign_parm_setup_stack): Adjust
10579 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10580 from nominal_mode on big endian.
10582 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10584 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10586 2009-07-10 DJ Delorie <dj@redhat.com>
10588 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10590 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10592 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10594 (thumb2_cbnz): Likewise.
10596 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10599 * config.gcc (supported_defaults): Add synci.
10600 (with_synci): Add validation.
10601 (all_defaults): Add synci.
10602 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10605 * config/mips/mips.opt (msynci): New option.
10606 * config/mips/mips.c (mips_override_options): Warn on use of
10607 -msynci for targets that do now support it.
10608 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10610 * gcc/doc/invoke.texi (-msynci): Document the new option.
10611 * doc/install.texi (--with-synci): Document the new option.
10613 2009-07-10 Richard Guenther <rguenther@suse.de>
10615 PR tree-optimization/40496
10616 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10617 the PHI result with a compatible type.
10619 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10623 * c.opt (Wunused-result): New.
10624 * doc/invoke.texi: Document it.
10625 * c-common.c (c_warn_unused_result): Use it.
10627 2009-07-09 DJ Delorie <dj@redhat.com>
10629 * targhooks.c (default_target_can_inline_p): Rename from
10630 default_target_option_can_inline_p.
10631 * targhooks.h (default_target_can_inline_p): Likewise.
10632 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10633 TARGET_OPTION_CAN_INLINE_P.
10634 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10635 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10636 (mep_target_can_inline_p): Rename from
10637 mep_target_option_can_inline_p.
10640 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10641 registers used to pass vectors.
10643 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10645 2009-07-09 Tom Tromey <tromey@redhat.com>
10647 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10648 * config/mmix/mmix.c: Include dwarf2.h.
10649 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10650 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10651 * config/sh/sh.c: Include dwarf2.h.
10652 * config/i386/i386.c: Include dwarf2.h.
10653 * Makefile.in (DWARF2_H): Remove 'elf'.
10654 * except.c: Include dwarf2.h.
10655 * unwind-dw2.c: Include dwarf2.h.
10656 * dwarf2out.c: Include dwarf2.h.
10657 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10658 * unwind-dw2-fde.c: Include dwarf2.h.
10659 * dwarf2asm.c: Include dwarf2.h.
10661 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10663 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10664 (max_issue): Use it.
10665 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10667 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10668 (region_sched_info): Update.
10669 * sched-ebb.c (ebb_sched_info): Update.
10670 * modulo-sched.c (sms_sched_info): Update.
10671 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10673 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10675 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10677 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10679 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10681 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10683 PR middle-end/40692
10684 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10685 arg1 with arg01 if arg1 is already INTEGER_CST.
10687 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10689 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10690 Transform (and (truncate)) into (truncate (and)).
10692 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10694 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10695 creating LHS paradoxical subregs. Fix surrounding returns to
10696 use NULL_RTX rather than 0.
10698 2009-07-08 DJ Delorie <dj@redhat.com>
10700 * config/mep/mep.c: (mep_option_can_inline_p): New.
10701 (TARGET_OPTION_CAN_INLINE_P): Define.
10703 2009-07-08 Mark Wielaard <mjw@redhat.com>
10706 * dwarf2out.c (add_data_member_location_attribute): When we have
10707 only a constant offset don't emit a new location description using
10708 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10711 2009-07-08 Richard Henderson <rth@redhat.com>
10714 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10715 (enum reg_class): Add CLOBBERED_REGS.
10716 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10717 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10718 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10719 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10720 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10721 force 64-bit sibcalls into R11.
10722 * config/i386/constraints.md (U): New constraint.
10723 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10724 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10725 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10727 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10729 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10731 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10732 * ebitmap.h (dump_ebitmap): Ditto.
10733 * optabs.h (optab_libfunc): Ditto.
10734 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10735 * tree-flow.h (vect_can_force_dr_alignment_p,
10736 get_vectype_for_scalar_type): Ditto.
10737 (vectorize_loops): Move prototype to ...
10738 * tree-vectorizer.h: ... here. Also, adjust comment.
10739 (vect_set_verbosity_level): Remove duplicate prototype.
10740 * tree-ssa-loop.c: Include tree-vectorizer.h.
10741 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10743 2009-07-08 Nick Clifton <nickc@redhat.com>
10745 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10748 2009-07-08 DJ Delorie <dj@redhat.com>
10750 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10751 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10752 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10754 * config/mep/intrinsics.md: Regenerated.
10755 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10756 registers when asm() or calls are detected.
10758 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10761 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10763 * gimple (gimple_build_call_from_tree): Likewise.
10764 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10765 no_warning flag before warning.
10767 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10769 * tree.c (set_expr_locus): Remove.
10770 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10771 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10773 * gimplify.c (internal_get_tmp_var): Likewise.
10774 (gimplify_call_expr): Likewise.
10775 (gimplify_one_sizepos): Likewise.
10777 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10780 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10781 to variables for debugging purposes.
10783 2009-06-23 Mark Loeser <mark@halcy0n.com>
10786 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10788 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10790 * pretty-print.c (pp_base_format): Remove %J.
10791 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10792 gcc_cxxdiag_char_table): Likewise.
10793 (init_dynamic_diag_info): Likewise.
10795 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10797 * pretty-print.c (pp_base_format): Remove %H.
10798 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10799 gcc_cxxdiag_char_table): Likewise.
10800 (init_dynamic_diag_info): Likewise.
10801 * config/mep/mep.c (mep_select_section): Likewise.
10803 2009-07-07 Duncan Sands <baldrick@free.fr>
10805 * final.c (pass_clean_state): Give the pass a name.
10806 * passes.c (pass_rest_of_compilation): Likewise.
10807 * tree-optimize.c (pass_all_optimizations): Likewise.
10809 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10811 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10812 an extra 'decl' for error_at.
10814 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10816 PR middle-end/40669
10817 * tree-tailcall.c (adjust_return_value_with_ops,
10818 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10819 if it has complex or vector type.
10821 2009-07-07 Olivier Hainque <hainque@adacore.com>
10823 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10826 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10828 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10830 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10832 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10833 * c-decl.c: Likewise.
10834 * function.c: Likewise.
10835 * varasm.c: Likewise.
10836 * tree-ssa.c: Likewise.
10837 * c-common.c: Likewise.
10838 * tree-cfg.c: Likewise.
10839 * config/spu/spu.c: Likewise.
10840 * config/ia64/ia64.c: Likewise.
10841 * config/v850/v850.c: Likewise.
10843 2009-07-06 DJ Delorie <dj@redhat.com>
10845 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10846 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10847 unspecified accesses to control registers.
10848 * config/mep/intrinsics.md: Regenerate.
10849 * config/mep/intrinsics.h: Regenerate.
10850 * config/mep/mep-intrin.h: Regenerate.
10852 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10854 * c-lex.c: Replace %H by an explicit location. Update all calls.
10855 * c-common.c: Likewise.
10856 * c-decl.c: Likewise.
10857 * c-typeck.c: Likewise.
10858 * fold-const.c: Likewise.
10859 * gimplify.c: Likewise.
10860 * stmt.c: Likewise.
10861 * tree-cfg.c: Likewise.
10862 * tree-ssa-loop-niter.c: Likewise.
10863 * tree-vrp.c: Likewise.
10864 * value-prof.c: Likewise.
10866 2009-07-06 Diego Novillo <dnovillo@google.com>
10868 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10869 if it has one. Handle cases where VAR does not have an
10870 annotation or cfun is NULL.
10872 2009-07-06 Diego Novillo <dnovillo@google.com>
10874 * tree.c: Include debug.h.
10875 (initialize_tree_contains_struct): New.
10876 (init_ttree): Call it.
10877 (tree_node_structure_for_code): Factor out of ...
10878 (tree_node_structure): ... here.
10879 * treestruct.def (TS_PHI_NODE): Remove.
10880 (TS_GIMPLE_STATEMENT): Remove.
10882 2009-07-06 Diego Novillo <dnovillo@google.com>
10884 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10885 (debug_tree_chain): Handle cycles.
10887 2009-07-06 Nick Clifton <nickc@redhat.com>
10888 DJ Delorie <dj@redhat.com>
10890 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10891 __FMOVD_ENABLED__ is defined.
10893 (TARGET_FMOVD): Provide a default definition.
10894 (MASK_FMOVD): Likewise.
10895 (TARGET_CPU_CPP_BUILTINS): Define
10896 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10897 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10898 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10899 (split for DF load from memory into register): Also handle
10900 MEMs which consist of REG+DISP addressing.
10901 (split for DF store from register to memory): Likewise.
10902 (movsf_ie): Always use single fp_mode.
10903 * config/sh/sh.c (sh_override_options): Do not automatically
10904 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10905 that to the -mfmovd command line switch.
10906 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10907 (fldi_ok): Always allow.
10908 * config/sh/sh.opt (mfmovd): Remove this switch.
10909 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10911 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10912 Kaz Kojima <kkojima@gcc.gnu.org>
10914 PR rtl-optimization/30807
10915 * postreload.c (reload_combine): For every new use of REG_SUM,
10916 record the use of BASE.
10918 2009-07-06 Jan Hubicka <jh@suse.cz>
10920 * params.def: Revert my accidental commit at 2009-06-30.
10922 2009-07-04 Ian Lance Taylor <iant@google.com>
10925 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10927 (mingw_format_attribute_overrides): Likewise.
10929 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10932 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10933 don't check cfa.reg. Instead of cfa.indirect use
10934 fde && fde->drap_reg != INVALID_REGNUM test.
10936 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10938 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10940 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10943 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10945 2009-07-03 Richard Guenther <rguenther@suse.de>
10947 PR tree-optimization/40640
10948 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10951 2009-07-03 Jan Hubicka <jh@suse.cz>
10953 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10954 for size, reduce amount of inlining.
10956 2009-07-03 Richard Guenther <rguenther@suse.de>
10958 PR middle-end/34163
10959 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10960 if t +- x is known to not overflow and the conversion widens the
10962 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10964 2009-07-03 Jan Hubicka <jh@suse.cz>
10966 * ipa-pure-const.c (analyze): Update loop optimizer init.
10967 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10968 try_remove_empty_loop, remove_empty_loops): Remove.
10969 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10970 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10971 to mark regular loops as neccesary.
10972 (degenerate_phi_p): New function.
10973 (propagate_necessity, remove_dead_phis): Use it.
10974 (forward_edge_to_pdom): Likewise.
10975 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10976 virtual PHI nodes that became unreachable.
10977 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10978 * tree-flow.h (remove_empty_loops): Remove.
10979 * passes.c (init_optimization_passes): Remove.
10981 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10983 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10984 can_create_pseudo_p.
10985 (*fix_trunc<mode>_i387_1): Ditto.
10986 (*floathi<mode>2_1): Ditto.
10987 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10988 (*fistdi2_1): Ditto.
10989 (*fist<mode>2_1): Ditto.
10990 (frndintxf2_floor): Ditto.
10991 (*fist<mode>2_floor_1): Ditto.
10992 (frndintxf2_ceil): Ditto.
10993 (*fist<mode>2_ceil_1): Ditto.
10994 (frndintxf2_trunc): Ditto.
10995 (frndintxf2_mask_pm): Ditto.
10996 (fxam<mode>2_i387_with_temp): Ditto.
10997 * config/i386/sse.md (mulv16qi3): Ditto.
10998 (*sse2_mulv4si3): Ditto.
11000 (sse4_2_pcmpestr): Ditto.
11001 (sse4_2_pcmpistr): Ditto.
11003 2009-07-03 Jan Hubicka <jh@suse.cz>
11005 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11006 (mark_stmt_necessary): Set it.
11007 (mark_operand_necessary): Set it.
11008 (mark_control_dependent_edges_necessary): Set it.
11009 (mark_virtual_phi_result_for_renaming): New function.
11010 (get_live_post_dom): New function.
11011 (forward_edge_to_pdom): New function.
11012 (remove_dead_stmt): Fix handling of control dependences.
11013 (tree_dce_init): Init new bitmap.
11014 (tree_dce_done): Free it.
11016 2009-07-02 Richard Guenther <rguenther@suse.de>
11019 * tree-ssa-structalias.c (new_var_info): Initialize
11022 2009-07-02 Jan Hubicka <jh@suse.cz>
11024 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11027 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11029 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11030 instead of recomputing it. Adjust calls.
11031 (emit_store_flag): Adjust recursive calls.
11033 2009-07-02 Richard Guenther <rguenther@suse.de>
11035 * tree-ssa-live.c (remove_unused_locals): Do not remove
11037 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11038 of DECL_EXTERNAL for HEAP variables.
11039 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11040 HEAP variables. Do not adjust RESTRICT vars.
11041 (find_what_var_points_to): Nobody cares if something
11042 points to READONLY.
11044 2009-07-02 Ben Elliston <bje@au.ibm.com>
11046 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11047 pc_low and pc_high declarations to the top of the function.
11049 2009-07-01 DJ Delorie <dj@redhat.com>
11051 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11052 registers as fixed.
11053 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11054 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11055 unspecified accesses to control registers.
11056 * config/mep/intrinsics.md: Regenerate.
11057 * config/mep/intrinsics.h: Regenerate.
11058 * config/mep/mep-intrin.h: Regenerate.
11060 2009-07-01 Anthony Green <green@moxielogic.com>
11062 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11063 instruction when possible.
11064 (moxie_expand_prologue): Ditto. Also, save an instruction and
11065 some complexity by popping off of $r12 instead of $sp.
11066 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11069 2009-07-01 Richard Henderson <rth@redhat.com>
11072 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11073 contained no insns, reposition note before last insn.
11075 2009-07-01 Richard Henderson <rth@redhat.com>
11078 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11079 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11081 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11084 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11085 darwin9 for printing reg addresses with %y.
11087 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11089 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11090 truncation from operands in binary operations.
11092 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11095 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11096 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11097 subreg of op0 to the original op0.
11099 * expmed.c (store_bit_field_1): Use a temporary as the destination
11100 instead of a paradoxical subreg when we need to truncate the result.
11102 2009-07-01 DJ Delorie <dj@redhat.com>
11104 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11105 names to VLIW variants.
11106 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11107 * config/mep/intrinsics.md: Regenerate.
11108 * config/mep/intrinsics.h: Regenerate.
11109 * config/mep/mep-intrin.h: Regenerate.
11111 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11114 * jump.c (returnjump_p): Revert last patch.
11115 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11117 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11120 * pa.md (casesi32p): Use jump table label to determine the offset
11122 (casesi64p): Likewise.
11124 * pa.c (forward_branch_p): Return bool type. Use instruction
11125 addresses when available. Assert that INSN has a jump label.
11126 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11129 2009-07-01 Richard Guenther <rguenther@suse.de>
11131 PR tree-optimization/19831
11132 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11133 that only act as barriers do not make any previous stores necessary.
11134 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11135 HEAP variables global, do not add a constraint from nonlocal.
11136 (find_func_aliases): Handle escapes through return statements.
11137 (compute_points_to_sets): Make escaped HEAP variables global.
11139 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11142 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11143 after reducing a DImode cstore to SImode.
11145 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11147 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11148 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11150 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11152 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11153 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11155 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11156 and umod_optab if TARGET_BSD_DIVMOD.
11157 * config/vax/lib1funcs.asm: New file.
11158 * config/vax/t-linux: New file.
11159 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11161 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11164 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11165 to type arguments that have void type.
11168 * dwarf2out.c (gen_formal_parameter_die): Call
11169 equate_decl_number_to_die if node is different from origin.
11171 2009-06-30 Anthony Green <green@moxielogic.com>
11173 Clean up moxie port for --enable-build-with-cxx.
11174 * config/moxie/moxie.c (moxie_function_value): First two
11175 parameters are const_tree, not tree.
11176 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11177 (REG_CLASS_NAMES): Ditto.
11178 (REGNO_REG_CLASS): Ditto.
11179 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11180 (moxie_function_value): Fix constyness of arguments.
11182 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11184 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11185 finalize_size_functions before further processing.
11186 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11187 (variable_size): Call self_referential_size on size expressions
11188 that contain a PLACEHOLDER_EXPR.
11189 (size_functions): New static variable.
11190 (copy_self_referential_tree_r): New static function.
11191 (self_referential_size): Likewise.
11192 (finalize_size_functions): New global function.
11193 * tree.c: Include tree-inline.h.
11194 (push_without_duplicates): New static function.
11195 (find_placeholder_in_expr): New global function.
11196 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11198 <tcc_expression>: Likewise.
11199 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11200 the call in the expression.
11201 * tree.h (finalize_size_functions): Declare.
11202 (find_placeholder_in_expr): Likewise.
11203 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11204 (substitute_placeholder_in_expr): Update comment.
11205 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11207 (copy_tree_body_r): Likewise.
11208 (copy_tree_body): New static function.
11209 (maybe_inline_call_in_expr): New global function.
11210 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11211 (maybe_inline_call_in_expr): Declare.
11212 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11213 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11216 2009-06-30 Richard Guenther <rguenther@suse.de>
11218 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11220 (propagate_necessity): Do not mark reaching defs of stores
11223 2009-06-30 Jan Hubicka <jh@suse.cz>
11225 * cfgloopanal.c (check_irred): Move into ...
11226 (mark_irreducible_loops): ... here; return true if ireducible
11228 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11229 (analyze_function): Try to prove loop finiteness.
11230 * cfgloop.h (mark_irreducible_loops): Update prototype.
11231 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11233 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11235 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11237 2009-06-30 Ira Rosen <irar@il.ibm.com>
11239 PR tree-optimization/40542
11240 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11243 2009-06-30 Martin Jambor <mjambor@suse.cz>
11245 PR tree-optimization/40582
11246 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11247 than useless_type_conversion_p.
11248 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11251 2009-06-30 Martin Jambor <mjambor@suse.cz>
11253 PR middle-end/40554
11254 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11256 2009-06-30 Richard Guenther <rguenther@suse.de>
11258 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11259 use ao_ref references.
11260 (walk_aliased_vdefs): Likewise.
11261 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11262 * tree-ssa-dce.c (struct ref_data): Remove.
11263 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11264 (mark_aliased_reaching_defs_necessary): Adjust.
11265 (mark_all_reaching_defs_necessary_1): Likewise.
11267 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11270 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11271 (emit_store_flag_1): Extract from emit_store_flag, adjust
11272 calls to (what now is) emit_cstore.
11273 (emit_store_flag): Call emit_store_flag_1 and also use it
11274 for what used to be recursive calls.
11276 2009-06-30 Wei Guozhi <carrot@google.com>
11279 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11280 if the target bb post dominates from bb.
11281 * config/i386/i386.c (memory_address_length): Check existence of base
11282 register before using it.
11284 2009-06-30 Nick Clifton <nickc@redhat.com>
11285 DJ Delorie <dj@redhat.com>
11287 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11288 __FMOVD_ENABLED__ is defined.
11290 (TARGET_FMOVD): Provide a default definition.
11291 (MASK_FMOVD): Likewise.
11292 (TARGET_CPU_CPP_BUILTINS): Define
11293 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11294 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11295 two fmov instructions depending upon whether TARGET_FMOVD is
11297 (split for DF load from memory into register): Also handle
11298 MEMs which consist of REG+DISP addressing.
11299 (split for DF store from register to memory): Likewise.
11300 * config/sh/sh.opt (mfmovd): Remove this switch.
11301 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11302 * config/sh/sh.c (sh_override_options): Do not automatically
11303 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11304 that to the -mfmovd command line switch.
11306 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11308 (fldi_ok): Always allow.
11309 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11311 2009-06-29 DJ Delorie <dj@redhat.com>
11313 * doc/install.texi (mep-x-elf): Correct chip's full name.
11315 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11317 * doc/extend.texi: Fix typo.
11319 2009-06-29 Tom Tromey <tromey@redhat.com>
11321 * dwarf2.h: Remove.
11322 * Makefile.in (DWARF2_H): New variable.
11323 (except.o): Use it.
11324 (dwarf2out.o): Likewise.
11325 (dwarf2asm.o): Likewise.
11326 * config/i386/t-i386: Use DWARF2_H.
11327 * except.c: Include elf/dwarf2.h.
11328 * unwind-dw2.c: Include elf/dwarf2.h.
11329 * dwarf2out.c: Include elf/dwarf2.h.
11330 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11331 <dtprel>: New field.
11332 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11333 (size_of_loc_descr): Likewise.
11334 (output_loc_operands_raw): Likewise.
11335 (output_loc_operands): Handle new dtprel field.
11336 (loc_checksum): Update.
11337 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11338 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11339 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11340 * dwarf2asm.c: Include elf/dwarf2.h.
11341 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11342 * config/mmix/mmix.c: Include elf/dwarf2.h.
11343 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11344 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11345 * config/sh/sh.c: Include elf/dwarf2.h.
11346 * config/i386/i386.c: Include elf/dwarf2.h.
11348 2009-06-29 DJ Delorie <dj@redhat.com>
11350 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11352 * doc/extend.texi: Add MeP attributes and pragmas.
11353 * doc/invoke.text: Add MeP Options.
11354 * doc/contrib.texi: Add MeP contribution.
11355 * doc/md.texi: Add MeP constraints.
11356 * doc/install.texi: Add MeP target.
11358 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11360 * target.h (struct gcc_target): Add frame_pointer_required field.
11361 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11362 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11363 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11365 * reload1.c (update_eliminables): (Ditto.).
11366 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11367 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11368 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11370 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11372 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11373 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11374 (arm_frame_pointer_required): New function.
11376 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11377 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11378 (avr_frame_pointer_required_p): Declare as static.
11379 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11381 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11382 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11383 (bfin_frame_pointer_required): Make as static, change return type
11385 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11387 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11388 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11389 (cris_frame_pointer_required): New function.
11391 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11393 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11394 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11395 (fr30_frame_pointer_required): New function.
11397 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11398 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11399 (frv_frame_pointer_required): Make as static, change return type
11401 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11403 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11404 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11405 (ix86_frame_pointer_required): Make as static, change return type to
11407 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11409 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11410 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11412 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11414 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11416 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11418 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11419 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11420 (mips_frame_pointer_required): Make as static.
11421 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11423 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11424 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11425 (mmix_frame_pointer_required): Mew function.
11427 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11428 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11430 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11432 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11434 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11436 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11437 (CAN_ELIMINATE): Redefine.
11438 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11439 (sparc_frame_pointer_required): New function.
11440 (sparc_can_eliminate): New function.
11441 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11443 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11444 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11446 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11447 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11448 (xtensa_frame_pointer_required): Make as static, change return type
11450 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11453 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11455 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11456 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11457 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11458 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11459 (register_callback): Handle PLUGIN_START_UNIT.
11460 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11462 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11464 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11466 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11467 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11469 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11471 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11474 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11476 * doc/extend.texi (Additional Floating Types): __float128 is also
11477 supported on i386 targets.
11479 2009-06-29 Richard Guenther <rguenther@suse.de>
11481 PR middle-end/14187
11482 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11484 (pt_solutions_same_restrict_base): Declare.
11485 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11487 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11488 (make_constraint_from, make_copy_constraint): Move earlier.
11489 (make_constraint_from_heapvar): New function.
11490 (make_constraint_from_restrict): Likewise.
11491 (handle_lhs_call): Use it.
11492 (find_func_aliases): Use it to track conversions to restrict
11493 qualified pointers.
11494 (struct fieldoff): Add only_restrict_pointers flag.
11495 (push_fields_onto_fieldstack): Initialize it.
11496 (create_variable_info_for): Track global restrict qualified pointers.
11497 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11498 Track restrict qualified pointer arguments.
11499 (set_uids_in_ptset): Use varinfo is_global_var flag.
11500 (find_what_var_points_to): Set the vars_contains_restrict flag.
11501 Always create the points-to solution for sets including restrict tags.
11502 (pt_solutions_same_restrict_base): New function.
11503 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11504 qualified pointers use pt_solutions_same_restrict_base as
11505 additional source for disambiguation.
11507 2009-06-29 Richard Guenther <rguenther@suse.de>
11509 PR middle-end/38212
11510 * alias.c (find_base_decl): Remove.
11511 (get_deref_alias_set_1): Remove restrict handling.
11512 * c-common.c (c_apply_type_quals_to_decl): Do not set
11513 DECL_POINTER_ALIAS_SET.
11514 * gimplify.c (find_single_pointer_decl_1): Remove.
11515 (find_single_pointer_decl): Likewise.
11516 (internal_get_tmp_var): Remove restrict handling.
11517 (gimple_regimplify_operands): Likewise.
11518 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11519 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11520 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11521 * tree.c (restrict_base_for_decl): Remove.
11522 (init_ttree): Do not allocate it.
11523 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11524 LABEL_DECL_UID for label decls.
11525 (copy_node_stat): Do not copy restrict information.
11526 (decl_restrict_base_lookup): Remove.
11527 (decl_restrict_base_insert): Likewise.
11528 (print_restrict_base_statistics): Likewise.
11529 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11530 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11531 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11532 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11533 (LABEL_DECL_UID): Adjust.
11534 (DECL_BASED_ON_RESTRICT_P): Remove.
11535 (DECL_GET_RESTRICT_BASE): Likewise.
11536 (SET_DECL_RESTRICT_BASE): Likewise.
11537 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11539 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11540 instead of DECL_POINTER_ALIAS_SET.
11541 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11542 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11543 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11545 2009-06-29 Richard Guenther <rguenther@suse.de>
11547 PR tree-optimization/40579
11548 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11549 the IL to simplify has constants that overflowed.
11551 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11553 PR tree-optimization/40550
11554 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11555 vector_compute_type only when the size of vector_compute_type is
11556 less than the size of type.
11558 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11560 * fold-const.c (contains_label_1): Fix comments.
11561 (contains_label_p): Do not walk trees multiple time.
11563 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11565 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11566 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11567 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11568 ix86_fp_comparison_operator.
11569 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11570 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11571 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11572 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11573 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11574 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11575 (related splits): Change predicate to ix86_fp_comparison_operator.
11576 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11577 instead of ix86_fp_comparison_codes.
11578 (ix86_trivial_fp_comparison_operator,
11579 ix86_fp_comparison_operator): New.
11580 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11581 (ix86_expand_compare): Eliminate last two parameters.
11582 (ix86_fp_jump_nontrivial_p): Kill.
11583 * config/i386/i386.c (put_condition_code): Eliminate call to
11584 ix86_fp_comparison_codes and subsequent assertion.
11585 (ix86_fp_comparison_codes): Eliminate.
11586 (ix86_fp_swap_condition): New.
11587 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11588 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11589 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11590 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11591 and ix86_fp_swap_condition.
11592 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11593 Use ix86_fp_comparison_strategy.
11594 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11595 (ix86_fp_jump_nontrivial_p): Eliminate.
11596 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11597 call to ix86_expand_compare.
11598 (ix86_split_fp_branch, ix86_expand_setcc,
11599 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11600 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11602 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11604 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11605 related to jump_clobbers.
11606 * config/arm/arm.md (conds): Remove jump_clob case.
11607 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11608 splits): Change comparison_operator to arm_comparison_operator.
11609 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11612 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11614 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11615 condition for floating point modes.
11616 * expmed.c (emit_store_flag_1): Move here a bigger part
11617 of emit_store_flag.
11618 (emit_store_flag): Try swapping the condition for floating point
11620 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11622 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11624 * expr.c (expand_expr_real_1): Just use do_store_flag.
11625 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11626 emit_store_flag_force.
11627 * expmed.c (emit_store_flag_force): Copy here trick
11628 previously in expand_expr_real_1. Try reversing the comparison.
11629 (emit_store_flag_1): Work if target is NULL.
11630 (emit_store_flag): Work if target is NULL, using the result mode
11631 from the comparison. Use split_comparison, restructure final part
11632 to simplify conditionals.
11634 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11636 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11637 * dojump.c (do_jump): Change handling of floating-point
11638 ops to use just do_compare_and_jump.
11639 (split_comparison): New.
11640 (do_compare_rtx_and_jump): Add here logic coming previously
11641 in do_jump, using split_comparison.
11643 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11646 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11648 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11650 * tree-ssa-alias.c: Fix unintentional commit.
11652 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11654 * passes.c (execute_one_pass): Fix unintentional commit.
11656 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11658 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11659 (df_rd_local_compute, df_md_local_compute): Inline them.
11661 (df_md_scratch): New.
11662 (df_md_alloc, df_md_free): Allocate/free it.
11663 (df_md_local_compute): Only include live registers in init.
11664 (df_md_transfer_function): Prune the in-set computed by
11665 the confluence function, and the gen-set too.
11667 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11669 PR rtl-optimization/26854
11670 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11671 * df-problems.c (df_rd_add_problem): Fix comment.
11672 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11673 df_md_simulate_artificial_defs_at_top,
11674 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11675 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11676 df_md_transfer_function, df_md_init, df_md_confluence_0,
11677 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11678 problem_MD, df_md_add_problem): New.
11679 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11680 df_md_get_bb_info): New.
11681 (DF_LAST_PROBLEM_PLUS1): Adjust.
11683 * Makefile.in (fwprop.o): Include domwalk.h.
11684 * fwprop.c: Include domwalk.h.
11685 (reg_defs, reg_defs_stack): New.
11686 (bitmap_only_bit_between): Remove.
11687 (process_defs): New.
11688 (process_uses): Use reg_defs and local_md instead of
11689 bitmap_only_bit_between and local_rd.
11690 (single_def_use_enter_block): New, from build_single_def_use_links.
11691 (single_def_use_leave_block): New.
11692 (build_single_def_use_links): Remove code moved to
11693 single_def_use_enter_block, invoke domwalk.
11694 (use_killed_between): Adjust comment.
11696 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11698 * bitmap.h (bitmap_ior_and_into): New.
11699 * bitmap.c (bitmap_ior_and_into): New.
11701 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11703 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11704 before_dom_children_before_stmts and after_dom_children_after_stmts.
11705 Rename the two remaining callbacks to just before_dom_children and
11706 after_dom_children. Remove other GIMPLE statement walking bits.
11707 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11708 * graphite.c: Do not include domwalk.h.
11709 * tree-into-ssa.c (interesting_blocks): New global.
11710 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11711 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11712 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11713 now that they're not domwalk callbacks.
11714 (rewrite_initialize_block): Rename to...
11715 (rewrite_enter_block): ... this, place after called functions. Test
11716 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11717 (rewrite_finalize_block): Rename to...
11718 (rewrite_leave_block): ... this, place after called functions.
11719 (rewrite_update_init_block): Rename to...
11720 (rewrite_update_enter_block): ... this, place after called functions.
11721 Test interesting_blocks, call rewrite_update_stmt and
11722 rewrite_update_phi_arguments.
11723 (rewrite_update_fini_block): Rename to...
11724 (rewrite_leave_block): ... this, place after called functions.
11725 (rewrite_blocks): Remove last argument, simplify initialization of
11727 (mark_def_sites_initialize_block): Rename to...
11728 (mark_def_sites_block): ... this, call mark_def_sites.
11729 (mark_def_sites_blocks): Remove argument, simplify initialization of
11731 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11732 (update_ssa): Likewise.
11733 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11735 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11736 (dom_opt_initialize_block): Rename to...
11737 (dom_opt_enter_block): ... this, place after called functions. Walk
11738 statements here, inline propagate_to_outgoing_edges.
11739 (dom_opt_finalize_block): Rename to...
11740 (dom_opt_leave_block): ... this, place after called functions.
11741 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11743 (dse_enter_block, dse_record_phi): New.
11744 (dse_record_phis): Delete.
11745 (dse_finalize_block): Rename to...
11746 (dse_leave_block): ... this.
11747 (tree_ssa_dse): Simplify initialization of walk_data.
11748 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11749 Adjust initialization of walk_data.
11750 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11751 * tree-ssa-loop-phiopt.c (get_non_trapping):
11752 Adjust initialization of walk_data.
11753 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11754 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11755 it's not a domwalk callback.
11756 (uncprop_initialize_block): Rename to...
11757 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11758 (dse_finalize_block): Rename to...
11759 (dse_leave_block): ... this.
11760 (tree_ssa_uncprop): Simplify initialization of walk_data.
11761 * Makefile.in: Adjust dependencies.
11763 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11765 * arm.md (casesi): Fix test for Thumb1.
11766 (thumb1_casesi_internal_pic): Likewise.
11767 (thumb1_casesi_dispatch): Likewise.
11769 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11771 * config/arm/arm-cores.def: Added core cortex-m0.
11772 * config/arm/arm-tune.md: Regenerated.
11773 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11775 2009-06-26 DJ Delorie <dj@redhat.com>
11777 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11779 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11780 the scheduler doesn't tag jump insns.
11782 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11784 * c-decl.c (merge_decls): Re-indent.
11786 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11789 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11790 Special-case decimal float constants.
11792 2009-06-26 Richard Henderson <rth@redhat.com>
11794 * function.h (struct function): Add cannot_be_copied_reason,
11795 and cannot_be_copied_set.
11796 * tree-inline.c (has_label_address_in_static_1): Rename from
11797 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11798 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11799 don't set inline_forbidden_reason.
11800 (copy_forbidden): New function, split out of inline_forbidden_p.
11801 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11802 (inline_forbidden_p): Use copy_forbidden.
11803 (tree_versionable_function_p): Likewise.
11804 (inlinable_function_p): Merge into tree_inlinable_function_p.
11805 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11806 * ipa-cp.c (ipcp_versionable_function_p): New function.
11807 (ipcp_cloning_candidate_p): Use it.
11808 (ipcp_node_modifiable_p): Likewise.
11810 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11812 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11813 that is marked not to be inlined. Remove flag_mudflap use.
11814 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11815 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11817 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11820 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11821 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11823 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11825 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11827 (__mingwthr_remove_key_dtor): Likewise.
11829 2009-06-26 Richard Guenther <rguenther@suse.de>
11831 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11833 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11835 PR middle-end/40525
11836 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11837 try the non-cond_exec path also.
11839 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11842 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11843 (output_cbranch): Use new functions.
11844 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11847 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11848 Pat Haugen <pthaugen@us.ibm.com>
11849 Revital Eres <ERES@il.ibm.com>
11851 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11852 for %c error. Add %x support to print VSX registers as a unified
11853 register set, instead of separate float and altivec registers.
11854 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11855 %y case, and add support for VSX pre-modify addresses.
11856 (output_toc): Add assert for CONST containing an integer constant
11858 (rs6000_adjust_cost): Add POWER7 support.
11859 (insn_must_be_first_in_group): Ditto.
11860 (insn_must_be_last_in_group): Ditto.
11861 (rs6000_emit_popcount): Ditto.
11862 (rs6000_vector_mode_supported_p): Ditto.
11864 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11865 Change some of the functions called by macros to being called
11866 through a pointer, so debug functions can be inserted if
11867 -mdebug=addr or -mdebug=cost.
11868 (rs6000_preferred_reload_class_ptr): Ditto.
11869 (rs6000_secondary_reload_class_ptr): Ditto.
11870 (rs6000_secondary_memory_needed_ptr): Ditto.
11871 (rs6000_cannot_change_mode_class_ptr): Ditto.
11872 (rs6000_secondary_reload_inner): Ditto.
11873 (rs6000_legitimize_reload_address): Ditto.
11874 (rs6000_legitimize_reload_address_ptr): Ditto.
11875 (rs6000_mode_dependent_address): Ditto.
11876 (rs6000_mode_dependent_address_ptr): Ditto.
11878 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11879 function to return true if the mode allows reg + integer
11881 (virtual_stack_registers_memory_p): New function to return true if
11882 the address refers to a virtual stack register.
11883 (rs6000_legitimate_offset_address_p): Move code to say whether a
11884 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11886 (rs6000_legitimate_address_p): Add checks for modes that only can
11887 do reg+reg addressing. Start adding VSX support.
11888 (rs6000_legitimize_reload_address): Ditto.
11889 (rs6000_legitimize_address): Ditto.
11890 (rs6000_debug_legitimate_address_p): New debug functions for
11891 -mdebug=addr and -mdebug=cost.
11892 (rs6000_debug_rtx_costs): Ditto.
11893 (rs6000_debug_address_costs): Ditto.
11894 (rs6000_debug_adjust_cost): Ditto.
11895 (rs6000_debug_legitimize_address): Ditto.
11896 (rs6000_legitimize_reload_address_ptr): Point to call normal
11897 function or debug function. Make functions called via pointer
11899 (rs6000_mode_dependent_address_ptr): Ditto.
11900 (rs6000_secondary_reload_class_ptr): Ditto.
11901 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11902 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11903 into a friendlier error.
11904 (rs6000_init_builtins): Add initial VSX support.
11905 (rs6000_adjust_cost): Fix some spacing issues.
11907 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11908 (REG_CLASS_NAMES): Ditto.
11909 (REG_CLASS_CONTENTS): Ditto.
11910 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11911 pointer, to add -mdebug=addr support.
11912 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11913 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11914 -mdebug=addr support.
11915 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11916 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11917 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11919 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11921 (bswapsi*): Set attribute types for load/store. Add combiner
11922 patterns to eliminate zero extend on 64-bit.
11923 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11924 stdbrx if the hardware supports those instructions.
11926 2009-06-25 Ian Lance Taylor <iant@google.com>
11928 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11929 (Link Options): Document -static-libstdc++.
11931 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11934 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11935 DATA_ALIGNMENT instead.
11937 2009-06-25 Richard Guenther <rguenther@suse.de>
11939 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11940 indirect references against the callused/escaped solutions.
11941 (call_may_clobber_ref_p_1): Likewise.
11943 2009-06-25 Martin Jambor <mjambor@suse.cz>
11945 PR tree-optimization/40493
11946 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11947 (enum unscalarized_data_handling): New type.
11948 (handle_unscalarized_data_in_subtree): Return what has been done.
11949 (load_assign_lhs_subreplacements): Handle left flushes differently.
11950 (sra_modify_assign): Use unscalarized_data_handling, simplified
11951 condition determining whether to remove the statement.
11953 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11955 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11956 excerpt - @ should be doubled for texinfo.
11958 2009-06-24 Ian Lance Taylor <iant@google.com>
11960 * config/arc/arc.c: Include "df.h".
11961 (arc_attribute_table): Make static. Move higher in file.
11962 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11963 (output_shift): Initialize n later to avoid warning.
11964 * config/arm/arm.c (arm_attribute_table): Make static. Move
11966 * config/avr/avr.c (avr_attribute_table): Make static. Move
11968 (reg_class_tab): Change array type from int to enum reg_class.
11969 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11971 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11972 (lshrhi3_out): Likewise.
11973 (class_likely_spilled_p): Change return type to bool.
11974 (avr_rtx_costs): Use local code variable with enum type.
11975 * config/avr/avr.md (movmemhi): Use add_reg_note.
11976 (andhi3, andsi3): Don't use AS2 with "and".
11977 (iorhi3, iorsi3): Don't use AS2 with "or".
11978 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11979 * config/crx/crx.c: Include "df.h".
11980 (crx_attribute_table): Make static.
11981 * config/m32r/m32r.c: Include "df.h".
11982 (m32r_attribute_table): Make static. Move higher in file.
11983 (pop): Use add_reg_note.
11984 (block_move_call): Change 0 to LCT_NORMAL in function call.
11985 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11986 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11987 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11988 declare, not just when TREE_CODE is defined.
11989 * config/m68hc11/m68hc11.c: Include "expr.h".
11990 (m68hc11_attribute_table): Make static. Move higher in file.
11991 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11993 (m68hc11_register_indirect_p): Likewise.
11994 (m68hc11_function_arg_padding): Change return type to enum
11996 (emit_move_after_reload): Use add_reg_note.
11997 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11998 (m68hc11_split_logical): Likewise.
11999 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12001 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12002 to VOIDmode in function call.
12003 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12005 (m68hc11_split_logical): Update declaration.
12006 (m68hc11_function_arg_padding): Update declaration.
12007 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12008 to array of enum reg_class.
12009 (mcore_attribute_table): Make static. Move higher in file.
12010 (mcore_rtx_costs): Add cast to enum type.
12011 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12012 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12013 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12015 * config/sh/predicates.md (trapping_target_operand): Rename and to
12017 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12019 * config/spu/spu.c (spu_attribute_table): Make static. Move
12021 * config/v850/v850.c (v850_attribute_table): Make static. Move
12023 (v850_rtx_costs): Use local code with enum type.
12024 (expand_epilogue): Add cast.
12025 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12027 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12030 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12031 -m2a-single-only and -m2a-nofpu.
12032 * config/sh/sh.opt: Document m2a generates FPU code.
12034 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12036 * defaults.h (CAN_ELIMINATE): Provide default.
12037 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12038 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12039 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12040 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12041 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12042 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12043 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12044 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12045 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12046 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12048 2009-06-24 DJ Delorie <dj@redhat.com>
12050 * mep-ext-cop.cpu: Fix copyright notice.
12051 * mep-default: Fix copyright notice.
12052 * mep-core: Fix copyright notice.
12053 * mep: Fix copyright notice.
12054 * mep-ivc2: Fix copyright notice.
12055 * mep-c5: Fix copyright notice.
12057 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12059 * doc/contrib.texi (Contributors):
12061 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12063 PR middle-end/40501
12064 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12065 src and dst operands if necessary.
12067 2009-06-23 DJ Delorie <dj@redhat.com>
12070 * config.gcc: Add mep support.
12071 * recog.c: Resurrect validate_replace_rtx_subexp().
12072 * recog.h: Likewise.
12073 * config/mep/: Add new port:
12074 * config/mep/constraints.md: New file.
12075 * config/mep/default.h: New file.
12076 * config/mep/intrinsics.h: New file.
12077 * config/mep/intrinsics.md: New file.
12078 * config/mep/ivc2-template.h: New file.
12079 * config/mep/mep-c5.cpu: New file.
12080 * config/mep/mep-core.cpu: New file.
12081 * config/mep/mep-default.cpu: New file.
12082 * config/mep/mep-ext-cop.cpu: New file.
12083 * config/mep/mep-intrin.h: New file.
12084 * config/mep/mep-ivc2.cpu: New file.
12085 * config/mep/mep-lib1.asm: New file.
12086 * config/mep/mep-lib2.c: New file.
12087 * config/mep/mep-pragma.c: New file.
12088 * config/mep/mep-protos.h: New file.
12089 * config/mep/mep-tramp.c: New file.
12090 * config/mep/mep.c: New file.
12091 * config/mep/mep.cpu: New file.
12092 * config/mep/mep.h: New file.
12093 * config/mep/mep.md: New file.
12094 * config/mep/mep.opt: New file.
12095 * config/mep/predicates.md: New file.
12096 * config/mep/t-mep: New file.
12098 2009-06-23 Ian Lance Taylor <iant@google.com>
12100 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12101 from loose_warn into c_loose_warn and from strict_warn into
12102 c_strict_warn. Set and substitute warn_cxxflags. Check for
12103 --enable-build-with-cxx. Set and substitute
12104 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12105 * Makefile.in (CXXFLAGS): New variable.
12106 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12107 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12108 the default is the same as $(STRICT_WARN).
12109 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12110 (CXX): New variable.
12111 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12112 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12113 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12114 (HOST_LIBS): New variable.
12115 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12116 (ALL_CXXFLAGS): New variable.
12117 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12118 * doc/install.texi (Configuration): Document
12119 --enable-build-with-cxx, --with-stage1-ldflags,
12120 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12121 * configure: Rebuild.
12123 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12125 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12126 from previous commit.
12128 2009-06-23 Ian Lance Taylor <iant@google.com>
12130 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12132 2009-06-23 Ian Lance Taylor <iant@google.com>
12134 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12135 with ATTRIBUTE_UNUSED.
12137 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12138 Pat Haugen <pthaugen@us.ibm.com>
12139 Revital Eres <eres@il.ibm.com>
12141 * config.in (HAVE_AS_POPCNTD): Add default definition.
12142 (HAVE_AS_LWSYNC): Ditto.
12144 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12146 (gcc_cv_as_powerpc_cmpb): Ditto.
12147 (gcc_cv_as_powerpc_dfp): Ditto.
12148 (gcc_cv_as_powerpc_vsx): Ditto.
12149 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12150 supporting the popcntd/lwsync instructions.
12151 (gcc_cv_as_powerpc_lwsync): Ditto.
12152 * configure: Regenerate.
12154 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12155 -mcpu=native and -mcpu=power7.
12156 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12158 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12159 a variable instead of a mask to reduce the number of mask bits.
12160 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12161 (-mbit-word): Ditto.
12162 (-mregnames): Ditto.
12163 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12164 (-mfused-madd): Ditto.
12166 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12168 (-mvsx): New switch for VSX instructions.
12169 (-misel): Move from a variable to a mask to allow it to be set by
12172 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12173 function declaration to an array declaration.
12174 (rs6000_hard_regno_nregs): New external array declaration.
12176 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12177 files included by rs6000.md.
12179 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12180 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12182 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12184 (rs6000_debug_reg): New -mdebug= variables.
12185 (rs6000_debug_addr): Ditto.
12186 (rs6000_debug_cost): Ditto.
12187 (rs6000_pmode): New variable to hold Pmode.
12188 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12189 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12190 calculated at compiler start.
12191 (rs6000_hard_regno_nregs): Change function to an array which holds
12192 HARD_REGNO_NREGS calculated at compiler start.
12193 (rs6000_explicit_options): Delete isel field.
12194 (rs6000_vector_unit): New array to hold which vector unit
12195 supports arithmetic options for a given type.
12196 (rs6000_vector_mem): New array to hold which vector unit supports
12197 memory reference operations for a given type.
12198 (rs6000_vector_align): New array to given the alignment of each
12200 (power7_cost): New basic costs for power7.
12201 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12202 (rs6000_hard_regno_nregs_internal): New function, moved from
12203 HARD_REGNO_NREGS, to calculate the number of registers each hard
12204 register takes for each type.
12205 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12206 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12207 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12208 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12209 unit information here so it is calculated once at compiler startup
12211 (rs6000_override_options): Make -misel a target mask. Add more
12212 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12213 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12215 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12216 (rs6000_handle_option): Move -misel from variable to target mask.
12217 (rs6000_builtin_mask_for_load): Add VSX support.
12218 (rs6000_conditional_register_usage): Ditto.
12219 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12220 (function_arg_boundary): Ditto.
12221 (rs6000_expand_builtin): Ditto.
12222 (def_builtin): Make abort message a little friendlier.
12223 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12225 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12226 assembler support the popcntd instruction instead of a vsx
12227 instruction to enable power7 support.
12228 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12229 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12230 option to the assembler if -mcpu=native.
12231 (ASM_CPU_NATIVE_SPEC): Ditto.
12232 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12234 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12235 the lwsync instruction.
12236 (enum processor_type): Add PROCESSOR_POWER7.
12237 (rs6000_debug_reg): New -mdebug= options.
12238 (rs6000_debug_addr): Ditto.
12239 (rs6000_debug_cost): Ditto.
12240 (rs6000_isel): Delete.
12241 (enum rs6000_vector): New enum to say what vector unit we have.
12242 (VECTOR_UNIT_*): New macros to say which vector unit has
12243 arithmetic operations for a given type.
12244 (VECTOR_MEM_*): New macros to say which vector unit has memory
12245 operations for a given type.
12246 (TARGET_LDBRX): Whether the machine supports the ldbrx
12248 (TARGET_ISEL): Delete, -misel moved to be a mask.
12249 (TARGET_ISEL64): New macro for 64-bit isel support.
12250 (UNITS_PER_VSX_WORD): New macro.
12251 (POINTER_SIZE): Move to be an external variable, rather than
12252 calculating whether we are generating 32 ot 64-bit code.
12254 (STACK_BOUNDARY): Add VSX support.
12255 (LOCAL_ALIGNMENT): Ditto.
12256 (SLOW_UNALIGNED_ACCESS): Ditto.
12257 (VSX_REGNO_P): New macro for VSX support.
12258 (VFLOAT_REGNO_P): Ditto.
12259 (VINT_REGNO_P): Ditto.
12260 (VLOGICAL_REGNO_P): Ditto.
12261 (VSX_VECTOR_MODE): Ditto.
12262 (VSX_SCALAR_MODE): Ditto.
12264 (VSX_MOVE_MODE): Ditto.
12265 (VSX_REG_CLASS_P): Ditto.
12266 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12268 (UNITS_PER_SIMD_WORD): Add VSX support.
12269 (MODES_TIEABLE_P): Ditto.
12270 (STARTING_FRAME_OFFSET): Ditto.
12271 (STACK_DYNAMIC_OFFSET): Ditto.
12272 (EPILOGUE_USES): Ditto.
12273 (REGNO_REG_CLASS): Move to array lookup.
12274 (CLASS_MAX_NREGS): Ditto.
12275 (rs6000_vector_reg_class): Add declaration.
12276 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12277 overlap with the floating point and Altivec registers.
12279 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12281 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12282 give the appropriate asm switches if -mcpu=native.
12283 (host_detect_local_cpu): Add support for "asm".
12284 (host_detect_local_cpu): Follow GNU code guidelines for name.
12286 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12287 -mbit-word to a variable instead of being a target mask.
12289 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12290 emit the lwsync instruction instead of emitting the instruction as
12291 an integer constant.
12293 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12294 fixuns_trundfsi2, move expander into rs6000.md.
12296 * config/rs6000/rs6000.md (cpu): Add power7.
12297 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12298 (logical predicate patterns): Change the single instruction
12299 primitives that set CR0 to be fast_compare instead of compare.
12301 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12302 (popcntddi2): Ditto.
12303 (popcount<mode>): Ditto.
12304 (floating multiply/add insns): Name the floating point
12305 multiply/add insns.
12306 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12307 (isel_unsigned_<mode>): Ditto.
12308 (fixuns_trundfsi2): Move expander here from spe.md.
12309 (smindi3): Define if we have -misel on 64-bit systems.
12314 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12316 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12318 * config/avr/avr.c (avr_current_device): New variable.
12319 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12320 (avr_arch, mcu_type_s): Move to avr.h.
12321 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12322 default_data_section_start fields.
12323 (avr_arch): Moved from avr.c.
12324 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12325 library_name fields.
12326 (avr_current_device, avr_mcu_types, avr_arch_types,
12327 avr_device_to_arch, avr_device_to_data_start,
12328 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12329 (EXTRA_SPEC_FUNCTIONS): Define.
12330 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12331 options mapping. Use device_to_arch and device_to_data_start insted.
12332 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12333 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12334 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12335 * config/avr/driver-avr.c: New file.
12336 * config/avr/avr-devices.c: New file.
12338 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12340 * var-tracking.c (unshare_variable): Force initialized to
12341 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12342 (set_variable_part): Likewise.
12343 (struct variable_union_info): Remove pos_src field.
12344 (vui_vec, vui_allocated): New variables.
12345 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12346 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12347 == 1 use a simpler sorting algorithm. Compute pos field right
12348 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12349 Avoid quadratic comparison if !flag_var_tracking_uninit.
12350 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12351 unshare_variable unconditionally.
12352 (dataflow_set_different_2): Removed.
12353 (dataflow_set_different): Don't traverse second hash table.
12354 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12355 unconditionally to var_reg_set or var_mem_set.
12356 (emit_notes_in_bb): Likewise.
12357 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12359 (emit_note_insn_var_location): Don't set initialized to
12360 VAR_INIT_STATUS_INITIALIZED early.
12361 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12363 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12365 * tree-object-size.c (addr_object_size): Instead of checking
12366 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12367 are no FIELD_DECLs following it.
12369 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12371 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12372 order to match bswaps with signed source operands.
12374 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12376 * sdbout.c (sdbout_one_type): Fix braces in switch.
12378 2009-06-23 Richard Guenther <rguenther@suse.de>
12380 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12382 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12383 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12384 var_callused, callused_tree, var_storedanything, storedanything_tree,
12385 var_integer, integer_tree): Remove global variables.
12386 (new_var_info): Do not pass new id, append the new var to the
12387 global variable vector.
12388 (do_ds_constraint): Use is_global_var member of the variable-info.
12389 (new_scalar_tmp_constraint_exp): Adjust.
12390 (create_function_info_for): Likewise.
12391 (create_variable_info_for): Likewise.
12392 (find_what_var_points_to): Remove dead code.
12393 (init_base_vars): Simplify.
12394 (compute_points_to_sets): Adjust.
12396 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12398 * combine.c (try_combine): Dump information about the insns we're
12401 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12403 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12404 check when calling force_to_mode on TRUNCATE's operand.
12406 2009-06-22 Ian Lance Taylor <iant@google.com>
12408 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12410 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12412 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12414 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12416 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12417 override library linkage flags such as -static-libgcc or
12420 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12422 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12424 2009-06-22 Ian Lance Taylor <iant@google.com>
12426 * config/linux.opt: Put mglibc ahead of muclibc.
12428 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12429 for duplicate decls.
12431 2009-06-22 Matthias Klose <doko@ubuntu.com>
12433 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12435 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12438 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12439 instead of NULL if a parser error occurs.
12441 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12443 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12444 non-DWARF2_DEBUGGING_INFO version.
12446 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12448 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12449 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12451 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12452 (LIBGCC2_TF_CEXT): Define.
12455 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12458 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12460 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12462 * config/arm/arm.c (arm_override_options): Disable
12463 -mcaller-super-interworking and -mcallee-super-interworking.
12464 * doc/invoke.texi (ARM Options): Document this.
12466 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12468 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12469 * config/arm/constraints.md (j): New constraint for movw operands.
12470 (N): Remove thumb2 meaning.
12471 * config/arm/arm.md (*arm_movw): Delete.
12472 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12473 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12474 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12476 2009-06-22 Martin Jambor <mjambor@suse.cz>
12478 PR tree-optimization/40492
12479 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12480 build_ref_for_offset.
12482 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12484 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12485 JUMP_TABLE_DATA_P predicates where applicable.
12486 * auto-inc-dec.c: Ditto.
12487 * builtins.c: Ditto.
12488 * caller-save.c: Ditto.
12490 * cfgcleanup.c: Ditto.
12491 * cfglayout.c: Ditto.
12493 * combine.c: Ditto.
12494 * combine-stack-adj.c: Ditto.
12498 * df-scan.c: Ditto.
12500 * dwarf2asm.c: Ditto.
12501 * dwarf2out.c: Ditto.
12502 * emit-rtl.c: Ditto.
12508 * function.c: Ditto.
12511 * genpreds.c: Ditto.
12512 * genrecog.c: Ditto.
12514 * ira-costs.c: Ditto.
12515 * ira-lives.c: Ditto.
12517 * loop-iv.c: Ditto.
12518 * lower-subreg.c: Ditto.
12519 * modulo-sched.c: Ditto.
12521 * postreload.c: Ditto.
12522 * print-rtl.c: Ditto.
12524 * reginfo.c: Ditto.
12525 * regmove.c: Ditto.
12526 * reload1.c: Ditto.
12529 * rtlanal.c: Ditto.
12531 * sched-vis.c: Ditto.
12533 * sel-sched-ir.c: Ditto.
12534 * simplify-rtx.c: Ditto.
12535 * targhooks.c: Ditto.
12536 * var-tracking.c: Ditto.
12537 * vmsdbgout.c: Ditto.
12539 2009-06-22 Matthias Klose <doko@ubuntu.com>
12541 * Makefile.in (install-plugin): Always use DESTDIR.
12543 2009-06-22 Olivier Hainque <hainque@adacore.com>
12545 * config/pa/pa.c (output_call): Don't optimize post call jumps
12546 into return address adjustments if the call may throw.
12548 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12550 * arm.c (thumb1_output_casesi): New function.
12551 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12552 optimizing for size or PIC.
12553 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12554 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12555 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12556 (thumb1_casesi_internal_pic): New expand rule.
12557 (thumb1_casesi_dispatch): New pattern.
12558 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12560 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12561 in the text seciton when PIC or optimizing for size.
12562 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12563 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12564 preservation properties of code.
12565 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12566 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12567 (__gnu_thumb1_case_si): New function.
12568 * t-arm (LIB1ASMSRC): Define here.
12569 (LIB1ASMFUNCS): Add some common functions.
12570 * t-arm-elf (LIB1ASMSRC): Delete.
12571 (LIB1ASMFUNCS): Append to existing set.
12572 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12573 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12574 * t-symbian (LIB1ASMFUNCS): Likewise.
12575 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12576 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12578 2009-06-21 Richard Guenther <rguenther@suse.de>
12580 PR tree-optimization/38729
12581 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12582 to loops with a single exit if -fno-expensive-optimizations.
12584 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12586 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12587 (dataflow_set): Change vars type from htab_t to shared_hash.
12588 (shared_hash_pool, empty_shared_hash): New variables.
12589 (vars_clear): Removed.
12590 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12591 shared_hash_find_slot_unshare, shared_hash_find_slot,
12592 shared_hash_find_slot_noinsert, shared_hash_find): New
12594 (shared_hash_unshare, shared_hash_destroy): New functions.
12595 (unshare_variable): Unshare set->vars if shared, use
12597 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12598 (get_init_value, find_src_set_src, dump_dataflow_set,
12599 clobber_variable_part, emit_notes_for_differences): Use
12601 (dataflow_set_init): Remove second argument, set vars to
12602 empty_shared_hash instead of creating a new htab.
12603 (dataflow_set_clear): Call shared_hash_destroy and set vars
12604 to empty_shared_hash instead of calling vars_clear.
12605 (dataflow_set_copy): Don't call vars_copy, instead just share
12606 the src htab with dst.
12607 (variable_union): Use shared_hash_*, use initially NO_INSERT
12608 lookup if set->vars is shared. Don't keep slot cleared before
12609 calling unshare_variable. Unshare set->vars if needed.
12610 Even ->refcount == 1 vars must be unshared if set->vars is shared
12611 and var needs to be modified.
12612 (variable_canonicalize): New function.
12613 (dataflow_set_union): If dst->vars is empty, just share src->vars
12614 with dst->vars and traverse with variable_canonicalize to canonicalize
12615 and unshare what is needed.
12616 (dataflow_set_different): If old_set and new_set use the same shared
12617 htab, they aren't different. If number of htab elements is different,
12618 htabs are different. Use shared_hash_*.
12619 (dataflow_set_destroy): Call shared_hash_destroy instead of
12621 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12622 second argument to dataflow_set_init.
12623 (vt_initialize): Likewise. Initialize shared_hash_pool and
12624 empty_shared_hash, move bb in/out initialization afterwards.
12625 Use variable_htab_free instead of NULL as changed_variables del hook.
12626 (variable_was_changed): Change type of second argument to pointer to
12627 dataflow_set. When inserting var into changed_variables, bump
12628 refcount. Unshare set->vars if set is shared htab and slot needs to
12630 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12631 lookup if set->vars is shared. Unshare set->vars if needed.
12632 Even ->refcount == 1 vars must be unshared if set->vars is shared
12633 and var needs to be modified. Adjust variable_was_changed caller.
12634 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12635 vars must be unshared if set->vars is shared and var needs to be
12636 modified. Adjust variable_was_changed caller.
12637 (emit_note_insn_var_location): Don't pool_free var.
12638 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12640 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12641 free_alloc_pool on shared_hash_pool.
12643 2009-06-20 Anthony Green <green@moxielogic.com>
12645 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12646 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12648 2009-06-20 Richard Guenther <rguenther@suse.de>
12650 * tree-ssa-structalias.c (find_func_aliases): For memset use
12651 a constraint from NULL if we memset to zero.
12652 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12653 we explicitly handle that do not read from memory.
12654 (call_may_clobber_ref_p_1): Properly handle builtins that may
12657 2009-06-20 Richard Guenther <rguenther@suse.de>
12659 PR tree-optimization/40495
12660 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12661 (new_scalar_tmp_constraint_exp): New function.
12662 (process_constraint): Do not create temporary decls.
12663 (process_all_all_constraints): Likewise.
12664 (handle_const_call): Likewise.
12665 (create_function_info_for): Do not set decl.
12667 2009-06-19 Ian Lance Taylor <iant@google.com>
12669 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12670 (rs6000_attribute_table): Make static; move before use.
12672 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12674 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12675 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12676 Propagate the TREE_READONLY flag without overwriting it.
12677 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12678 Propagate the TREE_READONLY flag onto the result.
12679 (process_call_operands): Move around. Use correct constant value.
12681 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12684 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12685 * config/arm/arm.md: Likewise.
12687 2009-06-19 Ian Lance Taylor <iant@google.com>
12689 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12690 to GIMPLE_ERROR_MARK.
12692 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12693 op2_original_type parameters. Warn about using different enum types.
12694 * c-parser.c (c_parser_conditional_expression): Pass original
12695 types to build_conditional_expr.
12696 * c-tree.h (build_conditional_expr): Update declaration.
12698 2009-06-19 Ian Lance Taylor <iant@google.com>
12700 * config/i386/i386.c (ix86_function_specific_save): Test that
12701 fields match values, rather than testing the values are in a
12704 2009-06-19 Richard Guenther <rguenther@suse.de>
12706 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12707 ADDR_EXPR pointers.
12708 (ptr_derefs_may_alias_p): Likewise.
12709 (ptr_deref_may_alias_ref_p_1): New function.
12710 (ptr_deref_may_alias_ref_p): Likewise.
12711 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12712 covered by looking at the ESCAPED solution.
12713 (call_may_clobber_ref_p_1): Likewise.
12714 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12715 Handle NULL_TREE offset. Do not produce redundant constraints.
12716 (process_all_all_constraints): New helper function.
12717 (do_structure_copy): Use it.
12718 (handle_lhs_call): Likewise.
12719 (find_func_aliases): Handle some builtins with pointer arguments
12720 and/or return values explicitly.
12722 2009-06-19 Ian Lance Taylor <iant@google.com>
12724 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12726 2009-06-19 Ian Lance Taylor <iant@google.com>
12728 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12730 2009-06-19 Ian Lance Taylor <iant@google.com>
12732 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12733 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12736 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12737 uninitialized const.
12739 2009-06-19 Ian Lance Taylor <iant@google.com>
12741 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12744 * c-decl.c (in_struct, struct_types): Remove.
12745 (struct c_binding): Add in_struct field.
12746 (c_binding_ptr): Define type, along with VEC.
12747 (struct c_struct_parse_info): Define.
12748 (struct_parse_info): New static variable.
12749 (bind): Initialize in_struct field.
12750 (start_struct): Remove enclosing_in_struct and
12751 enclosing_struct_types parameters. Add
12752 enclosing_struct_parse_info parameter. Change all callers. Set
12753 struct_parse_info rather than in_struct and struct_types.
12754 (grokfield): If -Wc++-compat and there is a symbol binding for the
12755 field name, set the in_struct flag and push it on the
12756 struct_parse_info->fields vector.
12757 (warn_cxx_compat_finish_struct): New static function.
12758 (finish_struct): Remove enclosing_in_struct and
12759 enclosing_struct_types parameters. Add
12760 enclosing_struct_parse_info parameter. Change all callers. Don't
12761 set C_TYPE_DEFINED_IN_STRUCT here. Call
12762 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12763 parameter. Only push on struct_types if warn_cxx_compat.
12764 (finish_enum): Only push on struct_types if warn_cxx_compat.
12765 (declspecs_add_type): Add loc parameter. Change all callers.
12766 Change all error calls to error_at. Pass loc, not input_location,
12767 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12768 defined in a struct. If -Wc++-compat and parsing a struct, record
12769 that a typedef name was used.
12770 * c-parser.c (c_parser_declspecs): Get location to pass to
12771 declspecs_add_type.
12772 (c_parser_struct_or_union_specifier): Update calls to start_struct
12774 * c-tree.h (struct c_struct_parse_info): Declare.
12775 (finish_struct, start_struct): Update declarations.
12776 (declspecs_add_type): Update declaration.
12778 2009-06-19 Ian Lance Taylor <iant@google.com>
12780 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12781 variable with an anonymous type.
12783 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12785 * see.c: Remove for real.
12787 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12789 * optabs.h (enum optab_index): Add new OTI_significand.
12790 (significand_optab): Define corresponding macro.
12791 * optabs.c (init_optabs): Initialize significand_optab.
12792 * genopinit.c (optabs): Implement significand_optab using
12793 significand?f2 patterns.
12794 * builtins.c (expand_builtin_mathfn): Handle
12795 BUILT_IN_SIGNIFICAND{,F,L}.
12796 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12797 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12799 * config/i386/i386.md (significandxf2, significand<mode>2): New
12800 expanders to implement significandf, significand and significandl
12801 built-ins as inline x87 intrinsics.
12803 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12805 * config/avr/avr.c (avr_override_options): Remove setting value of
12806 PARAM_INLINE_CALL_COST.
12808 2009-06-18 Richard Henderson <rth@redhat.com>
12811 * tree-pass.h (TDF_ASMNAME): New.
12812 * tree-dump.c (dump_options): Add asmname.
12813 * doc/invoke.texi: Document it.
12815 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12816 (dump_decl_name): ...here.
12817 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12818 (dump_generic_node): Update dump_function_name calls.
12819 (print_call_name): New flags arg; update all dump calls.
12820 * diagnostic.h (print_call_name): Update.
12821 * gimple-pretty-print.c (dump_gimple_call): Update.
12823 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12826 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12828 2009-06-18 Diego Novillo <dnovillo@google.com>
12830 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12831 * plugin.c (str_license): Declare.
12832 (try_init_one_plugin): Assert that the symbol
12833 'plugin_is_GPL_compatible' exists.
12835 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12838 * Makefile.in (OBJS-common): Remove see.o.
12840 * common.opt (fsee): Mark as preserved for backward compatibility.
12841 * opts.c (common_handle_option): Add OPT_fsee to the backward
12842 compatibility section.
12843 * passes.c (init_optimization_passes, pass_see): Remove pass.
12844 * timevar.def (TV_SEE): Remove.
12845 * tree-pass.h (pass_see): Remove declaration.
12846 * doc/invoke.texi (-fsee): Remove documentation.
12848 2009-06-18 Martin Jambor <mjambor@suse.cz>
12850 * tree-sra.c: Include statistics.h
12851 (sra_stats): New variable.
12852 (sra_initialize): Clear sra_stats.
12853 (create_access_replacement): Increment sra_stats.replacements.
12854 (get_access_replacement): Do not return twice.
12855 (analyze_all_variable_accesses): Increment statistics counter by the
12856 number of scalarized aggregates.
12857 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12858 (sra_modify_expr): Increment sra_stats.exprs.
12859 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12860 (sra_modify_assign): Increment sra_stats.exprs,
12861 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12862 (perform_intra_sra): Update statistics counters.
12863 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12865 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12867 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12868 (arm_scalar_mode_supported_p): New function.
12870 2009-06-18 Paul Brook <paul@codesourcery.com>
12871 Sandra Loosemore <sandra@codesourcery.com>
12873 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12874 (__extendhfsf2, __truncsfhf2): Define.
12875 * config/arm/fp16.c: New file.
12876 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12877 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12879 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12881 * doc/extend.texi (Half-Precision): New section.
12882 * doc/invoke.texi (Option Summary): List -mfp16-format.
12883 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12884 * config/arm/arm.opt (mfp16-format=): New.
12885 * config/arm/arm.c: Include intl.h.
12886 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12887 (TARGET_INVALID_RETURN_TYPE): Redefine.
12888 (TARGET_PROMOTED_TYPE): Redefine.
12889 (TARGET_CONVERT_TO_TYPE): Redefine.
12890 (arm_fp16_format): Define.
12891 (all_fpus): Add entry for neon-fp16.
12892 (fp_model_for_fpu): Likewise.
12893 (struct fp16_format): Declare.
12894 (all_fp16_formats): Define.
12895 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12897 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12899 (arm_legitimate_index_p): Treat HFmode like HImode.
12900 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12901 (coproc_secondary_reload_class): Special-case HFmode.
12902 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12903 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12904 (arm_init_fp16_builtins): New.
12905 (arm_init_builtins): Call it.
12906 (arm_invalid_parameter_type): New.
12907 (arm_invalid_return_type): New.
12908 (arm_promoted_type): New.
12909 (arm_convert_to_type).
12910 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12912 (arm_emit_fp16_const): New function.
12913 (arm_mangle_type): Mangle __fp16 as "Dh".
12914 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12916 (TARGET_NEON_FP16): New.
12917 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12918 (enum fputype): Add FPUTYPE_NEON_FP16.
12919 (enum arm_fp16_format_type): Declare.
12920 (arm_fp16_format): Declare.
12921 (LARGEST_EXPONENT_IS_NORMAL): Define.
12922 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12923 * config/arm/arm-modes.def (HFmode): Define.
12924 * config/arm/vfp.md: (*movhf_vfp): New.
12925 (extendhfsf2): New.
12927 * config/arm/arm.md: (fpu): Add neon_fp16.
12928 (floatsihf2, floatdihf2): New.
12929 (fix_trunchfsi2, fix_trunchfdi2): New.
12931 (extendhfdf2): New.
12933 (*arm32_movhf): New.
12934 (*thumb1_movhf): New.
12935 (consttable_2): Add check for HFmode constants.
12936 (consttable_4): Handle HFmode constants.
12938 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12940 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12942 2009-06-17 Olivier Hainque <hainque@adacore.com>
12944 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12945 const char ** conversion in AIX specific section.
12947 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12949 * config/i386/i386.c (ix86_special_builtin_type): Remove
12950 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12951 (bdesc_special_args): Updated.
12952 (ix86_init_mmx_sse_builtins): Likewise.
12953 (ix86_expand_special_args_builtin): Likewise.
12955 2009-06-17 Richard Henderson <rth@redhat.com>
12957 * tree-pretty-print.c (maybe_dump_asm_name): New.
12958 (dump_decl_name): Use it.
12959 (PRINT_FUNCTION_NAME): Merge into...
12960 (dump_function_name): ... here. Use maybe_dump_asm_name.
12962 2009-06-17 Cary Coutant <ccoutant@google.com>
12964 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12966 * debug.c (struct gcc_debug_hooks): Change placeholder for
12968 (debug_nothing_int_charstar_int): Replaced by...
12969 (debug_nothing_int_charstar_int_bool): ...this.
12970 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12971 source_line prototype.
12972 (debug_nothing_int_charstar_int): Replaced by...
12973 (debug_nothing_int_charstar_int_bool): ...this.
12974 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12975 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12976 Output is_stmt operand when necessary.
12977 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12978 (notice_source_line): Add is_stmt parameter.
12979 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12980 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12982 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12983 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12985 2009-06-17 Ian Lance Taylor <iant@google.com>
12987 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12989 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12992 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12994 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12995 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12996 tree_strip_sign_nop_conversions and
12997 tree_ssa_strip_useless_type_conversions rather than stripping
12998 the operations here.
12999 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13001 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13002 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13003 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13004 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13007 2009-06-17 Michael Eager <eager@eagercon.com>
13009 * config/rs6000/constraints.md (register_constraint "d"): New.
13010 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13011 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13012 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13013 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13014 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13015 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13016 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13017 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13018 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13019 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13021 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13022 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13023 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13024 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13025 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13026 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13027 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13028 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13029 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13030 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13031 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13032 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13033 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13034 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13036 2009-06-16 Ian Lance Taylor <iant@google.com>
13038 * profile.c (total_num_never_executed): Don't define.
13039 (compute_branch_probabilities): Don't count or print
13040 num_never_executed.
13041 (init_branch_prob): Don't set total_num_never_executed.
13042 (end_branch_prob): Don't print total_num_never_executed.
13044 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13046 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13048 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13050 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13051 (nabstd2_fpr): Same.
13053 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13055 * expr.c (expand_assignment): Change complex type check.
13057 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13059 * doc/plugins.texi (Building GCC plugins): Added new section.
13061 2009-06-17 Ian Lance Taylor <iant@google.com>
13063 * c-pch.c (get_ident): Don't set size of templ array.
13064 (pch_init): Don't set size of partial_pch array.
13066 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13067 string constant to intialize an array whose size is the length of
13070 2009-06-17 Richard Guenther <rguenther@suse.de>
13072 PR tree-optimization/40389
13073 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13074 to addressable types.
13075 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13077 2009-06-17 Richard Guenther <rguenther@suse.de>
13079 PR middle-end/40460
13080 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13081 if there is no evolution of left in the loop bail out.
13082 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13083 chrec_fold_multiply.
13085 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13086 Janis Johnson <janis187@us.ibm.com>
13089 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13090 for the symbol ref of a constant that is the source of a move
13091 - nor for any other not-obvious-label-ref constants.
13093 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13095 * plugin.c (position_pass): Skip newly inserted pass during list
13096 traversal to avoid repeated insertion.
13098 2009-06-16 Ian Lance Taylor <iant@google.com>
13100 * vec.h (VEC_stack_alloc): Define different version if
13101 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13102 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13103 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13104 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13106 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13108 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13110 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13111 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13112 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13113 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13114 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13115 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13116 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13117 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13118 __builtin_ia32_rdtscp.
13119 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13120 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13121 and __builtin_ia32_rorhi.
13122 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13123 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13124 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13125 (ix86_expand_args_builtin): Likewise.
13126 (ix86_expand_special_args_builtin): Likewise.
13128 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13129 (UNSPECV_RDTSC): Likewise.
13130 (UNSPECV_RDPMC): Likewise.
13131 (*bsr): Renamed to ...
13133 (*bsr_rex64): Renamed to ...
13136 (*rdpmc): Likewise.
13137 (*rdpmc_rex64): Likewise.
13139 (*rdtsc): Likewise.
13140 (*rdtsc_rex64): Likewise.
13141 (rdtscp): Likewise.
13142 (*rdtscp): Likewise.
13143 (*rdtscp_rex64): Likewise.
13145 * config/i386/ia32intrin.h: New.
13147 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13149 2009-06-16 Ian Lance Taylor <iant@google.com>
13151 * ira-build.c (copy_info_to_removed_store_destinations):
13152 Initialize parent_a.
13154 2009-06-16 Ian Lance Taylor <iant@google.com>
13156 * c-decl.c (grokdeclarator): Change size_varies to bool.
13158 2009-06-16 Ian Lance Taylor <iant@google.com>
13160 * sel-sched.c: Make forward declarations of move_op_hooks and
13161 fur_hooks explicitly extern.
13163 2009-06-16 Ian Lance Taylor <iant@google.com>
13165 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13166 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13168 2009-06-16 Ian Lance Taylor <iant@google.com>
13170 * resource.c (mark_referenced_resources): Change
13171 include_delayed_effects parameter to bool. Change all callers.
13172 (mark_end_of_function_resources): Likewise.
13173 * reorg.c (insn_references_resource_p): Likewise.
13174 (insn_sets_resource_p): Likewise.
13175 * resource.h (mark_referenced_resources): Update declaration.
13176 (mark_end_of_function_resources): Update declaration.
13178 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13180 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13182 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13184 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13185 GCC can bootstrap on AIX with GNU Binutils 2.20.
13187 2009-06-16 Ian Lance Taylor <iant@google.com>
13189 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13191 2009-06-16 Ian Lance Taylor <iant@google.com>
13193 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13194 inline, not extern inline.
13195 (exact_log2): Likewise.
13196 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13198 (exact_log2): Likewise, but don't test CTZ_HWI.
13200 2009-06-16 Ian Lance Taylor <iant@google.com>
13202 * bitmap.c (bitmap_clear): Don't declare as inline.
13203 * gimple.c (gimplify_assign): Likewise.
13204 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13205 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13206 (sched_scan_info): Remove duplicate definition.
13208 2009-06-16 Ian Lance Taylor <iant@google.com>
13210 * c-common.c (skip_evaluation): Don't define.
13211 (c_inhibit_evaluation_warnings): Define global variable.
13212 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13213 than skip_evaluation.
13214 (convert_and_check, warn_for_div_by_zero): Likewise.
13215 * c-common.h (skip_evaluation): Don't declare.
13216 (c_inhibit_evaluation_warnings): Declare.
13217 * c-parser.c (c_parser_typeof_specifier): Set
13218 c_inhibit_evaluation_warnings rather than skip_evaluation.
13219 (c_parser_conditional_expression): Likewise.
13220 (c_parser_binary_expression): Likewise.
13221 (c_parser_sizeof_expression): Likewise.
13222 (c_parser_alignof_expression): Likewise.
13223 * c-typeck.c (build_indirect_ref): Check
13224 c_inhibit_evaluation_warnings rather than skip_evaluation.
13225 (build_conditional_expr, build_binary_op): Likewise.
13227 2009-06-16 Richard Guenther <rguenther@suse.de>
13229 * tree-ssa-alias.c (is_escape_site): Remove.
13230 * tree-ssa-alias.h (enum escape_type): Remove.
13231 (is_escape_site): Likewise.
13232 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13233 via casts and asms without deferring to is_escape_site.
13235 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13237 PR middle-end/40446
13238 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13239 use gen_lowpart if op0 has complex mode.
13241 2009-06-16 Richard Guenther <rguenther@suse.de>
13243 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13244 variables add them to ESCAPED.
13245 (find_func_aliases): Do not make all indirectly stored values escaped.
13247 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13249 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13250 make_decl_one_only.
13252 2009-06-16 Martin Jambor <mjambor@suse.cz>
13254 PR tree-optimization/40432
13255 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13256 check whether we need to force gimple register operand.
13258 2009-06-16 Martin Jambor <mjambor@suse.cz>
13260 PR tree-optimization/40413
13261 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13262 build_ref_for_offset.
13263 (propagate_subacesses_accross_link): Fix a typo in a comment.
13265 2009-06-16 Ira Rosen <irar@il.ibm.com>
13267 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13268 with additional parameter.
13269 * tree-vectorizer.h (enum vect_def_type): Add new value
13271 (enum vect_relevant): Add comments.
13272 (vect_is_simple_reduction): Add new argument.
13273 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13274 Detect nested cycles.
13275 (vect_is_simple_reduction): Update documentation, add an argument to
13276 distinguish inner-loop reduction from nested cycle, detect nested
13277 cycles, fix printings and indentation, don't swap operands in case
13279 (get_initial_def_for_reduction): Handle subtraction.
13280 (vect_create_epilog_for_reduction): Add new argument to specify
13281 reduction variable.
13282 (vect_finalize_reduction): Handle subtraction, fix comments.
13283 (vectorizable_reduction): Handle nested cycles. In case of nested
13284 cycle keep track of the reduction variable position. Call
13285 vect_is_simple_reduction with additional parameter. Use original
13286 statement code in reduction epilogue for nested cycle. Call
13287 vect_create_epilog_for_reduction with additional parameter.
13288 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13289 inner-loop vectorization.
13290 (vect_recog_widen_sum_pattern): Likewise.
13291 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13293 (vect_mark_stmts_to_be_vectorized): Likewise.
13294 (vect_get_vec_def_for_operand): Handle nested cycles.
13296 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13298 * doc/invoke.texi (Debugging Options): Fix option index entries
13299 for -fdump-statistics, -frandom-seed add entries for
13300 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13301 (FRV Options): Fix entries for -mTLS, -mtls.
13302 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13303 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13304 (M68hc1x Options): Fix @itemx for -mnominmax.
13305 (MCore Options): Fix entry for -mno-lsim.
13306 (MMIX Options): Fix entry for -mabi=mmixware.
13307 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13309 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13311 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13312 Mention the plugin mode of gengtype.
13313 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13314 * gengtype.c: Updated copyright.
13315 (plugin_files, nb_plugin_files) Added new static variables.
13316 (measure_input_list) Care about plugin_files.
13317 (write_rtx_next): Added early return in plugin mode.
13318 (create_file): Updated copyright year in generated file. Added
13320 (oprintf): Added early return if NULL outf.
13321 (get_output_file_with_visibility): Care of plugin_files.
13322 (get_output_file_name): May return null.
13323 (write_local): Added early return.
13324 (put_mangled_filename): Ditto.
13325 (finish_root_table): Added check for base_files.
13326 (write_roots): Care about null when plugins.
13327 (main): Added plugin mode.
13329 2009-06-15 Ian Lance Taylor <iant@google.com>
13331 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13332 * gcov.c (read_count_file): Add braces around variables declared
13335 * c.opt (Wjump-misses-init): New warning.
13336 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13337 -Wall and -Wc++-compat if not already set.
13338 (c_common_post_options): Clear warn_jump_misses_init if it was not
13340 * c-decl.c (struct c_binding): Change type field to a union with
13341 new label field. Make it the first field in the struct. Update
13342 references to type to use u.type instead.
13343 (struct c_spot_bindings): Define.
13344 (struct c_goto_bindings): Define.
13345 (c_goto_bindings_p): Define, along with VECs.
13346 (struct c_label_vars): Define.
13347 (struct c_scope): Add has_label_bindings field.
13348 (bind_label, set_spot_bindings): New static functions.
13349 (decl_jump_unsafe, update_spot_bindings): New static functions.
13350 (update_label_decls): New static function.
13351 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13352 Update binding u.label field to shadowed field.
13353 (c_binding_start_stmt_expr): New function.
13354 (c_binding_end_stmt_expr): New function.
13355 (pushdecl): Don't call c_begin_vm_scope.
13356 (make_label): Add defining and p_label_vars parameters. Change
13358 (lookup_label): Correct test for whether a label has not yet been
13359 defined. Call bind_label rather than bind.
13360 (warn_about_goto): New static function.
13361 (lookup_label_for_goto): New function.
13362 (declare_label): Call bind_label rather than bind.
13363 (check_earlier_gotos): New static function.
13364 (define_label): Don't give errors about jumping into statement
13365 expressions or scopes of variably modified types. Call
13366 set_spot_bindings and check_earlier_gotos. Call bind_label
13367 instead of bind. Don't set label_context_stack_se or
13368 label_context_stack_vm.
13369 (c_get_switch_bindings): New function.
13370 (c_release_switch_bindings): New function.
13371 (c_check_switch_jump_warnings): New function.
13372 (start_function): Don't set label_context_stack_se or
13373 label_context_stack_vm.
13374 (finish_function): Likewise.
13375 * c-typeck.c (label_context_stack_se): Don't define.
13376 (label_context_stack_vm): Don't define.
13377 (c_finish_goto_label): Call lookup_label_for_goto rather than
13378 lookup_label. Don't give errors about jumping into a statement
13379 expression or the scope of a variably modified type. Don't set
13380 label_context_stack_se or label_context_stack_vm.
13381 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13382 fields. Add bindings field.
13383 (c_start_case): Don't set deleted fields. Set bindings field.
13384 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13385 or blocked_vm. Call c_check_switch_jump_warnings.
13386 (c_finish_case): Don't test blocked_stmt_expr field. Call
13387 c_release_switch_bindings.
13388 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13389 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13390 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13391 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13392 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13393 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13394 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13395 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13396 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13397 (C_DECL_UNJUMPABLE_VM): Don't define.
13398 (C_DECL_UNDEFINABLE_VM): Don't define.
13399 (struct c_label_list): Don't define.
13400 (struct c_label_context_se): Don't define.
13401 (struct c_label_context_vm): Don't define.
13402 (struct c_spot_bindings): Declare.
13403 (c_bindings_start_stmt_expr): Declare.
13404 (c_bindings_end_stmt_expr): Declare.
13405 (lookup_label_for_goto): Declare.
13406 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13407 (c_check_switch_jump_warnings): Declare.
13408 (label_context_stack_se, label_context_stack_vm): Don't declare.
13409 (c_finish_goto_label): Update declaration.
13410 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13411 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13412 (Warning Options): Document -Wjump-misses-init.
13414 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13416 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13419 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13421 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13423 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13425 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13427 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13429 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13431 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13433 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13434 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13435 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13436 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13437 * dwarf2asm.c (dw2_force_const_mem): Update call to
13438 make_decl_one_only.
13439 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13440 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13441 * langhooks.c (lhd_comdat_group): Remove.
13442 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13443 * tree.h (DECL_COMDAT_GROUP): New.
13444 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13445 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13446 (make_decl_one_only): Change signature.
13447 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13448 make_decl_one_only.
13449 (make_decl_one_only): Change signature.
13450 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13452 2009-06-15 Richard Guenther <rguenther@suse.de>
13454 PR middle-end/40439
13455 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13457 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13459 * tree-ssa-math-opts.c: Remove extra divide.
13461 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13463 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13465 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13467 * passes.c: Add bswap pass.
13468 * tree-pass.h: Add pass_optimize_bswap declaration.
13469 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13470 Include rtl.h, expr.h and optabs.h for optab_handler check.
13471 (struct symbolic_number, pass_optimize_bswap): New definition.
13472 (do_shift_rotate, verify_symbolic_number_p): New functions.
13473 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13474 (gate_optimize_bswap): New function.
13475 * tree.c (widest_int_cst_value): New function.
13476 * tree.h (widest_int_cst_value): Prototype added.
13478 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13480 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13481 REG_EQUAL/REG_EQUIV notes.
13483 2009-06-14 Richard Guenther <rguenther@suse.de>
13485 PR middle-end/40389
13486 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13487 has its address taken if NRV was applied and it is addressable.
13488 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13489 function split out from ...
13490 (get_constraint_for_1): ... here.
13491 (handle_rhs_call): Use it to mark the return slot escaped if
13492 it is addressable and NRV was applied.
13494 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13496 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13497 Change first argument type to location_t.
13498 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13499 Do not set input_location.
13500 Use loc instead of input_location throughout.
13502 2009-06-13 Richard Guenther <rguenther@suse.de>
13504 PR tree-optimization/40421
13505 * tree-predcom.c (should_unroll_loop_p): Remove.
13506 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13508 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13510 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13511 Add location argument.
13513 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13515 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13517 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13518 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13519 * config/spu/spu-protos.h: Add location to
13520 spu_resolve_overloaded_builtin.
13521 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13522 spu_build_builtin_va_list.
13523 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13524 argument. Pass location to build_function_call_vec.
13525 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13527 (emit_fpu_switch): Same.
13528 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13529 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13530 to build_decl and create_artificial_label.
13531 (xtensa_gimplify_va_arg_expr): Same.
13532 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13533 (xstormy16_gimplify_va_arg_expr): Same.
13534 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13535 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13536 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13537 (mips16_build_function_stub): Same.
13538 (mips16_build_call_stub): Same.
13540 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13543 * arm/constraints.md (Pa, Pb): New constraints.
13544 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13545 split pattern to deal with them.
13547 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13549 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13550 fix index entry for -Xpreprocessor.
13552 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13554 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13555 Add location argument to build_decl call.
13556 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13557 (rs6000_init_builtins): Same.
13558 (spe_init_builtins): Same.
13559 (rs6000_gimplify_va_arg): Add location argument to
13560 create_artificial_label call.
13562 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13564 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13565 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13566 * Makefile.in: Fix GGC dependency for gcse.o.
13568 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13570 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13571 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13572 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13574 * c-parser.c (c_parser_binary_expression): Use current column while
13575 building binary operations.
13576 * common.opt (fshow-column): Enable by default.
13577 * tree-vrp.c (check_array_ref): Use warning_at.
13578 (check_array_bounds): Use location from call back if expr has no
13580 * tree.h: Add location argument to maybe_fold_*.
13581 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13582 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13583 (maybe_fold_offset_to_component_ref): Same.
13584 (maybe_fold_offset_to_reference): Same.
13585 (maybe_fold_offset_to_address): Same.
13586 (maybe_fold_stmt_indirect): Same.
13587 (maybe_fold_stmt_addition): Same.
13588 (fold_stmt_r): Pass location to maybe_fold_*.
13589 (fold_gimple_assign): Same.
13590 * c-tree.h: Add location argument to finish_decl,
13591 default_function_array_conversion, store_init_value.
13592 * c-decl.c (define_label): Use error_at.
13593 (c_make_fname_decl): Pass location to finish_decl.
13594 (finish_decl): New location argument.
13595 (build_compound_literal): Pass location to store_init_value.
13596 (grokdeclarator): Pass location to finish_decl.
13598 * c-typeck.c (array_to_pointer_conversion): New location argument.
13599 (function_to_pointer_conversion): Same.
13600 (default_function_array_conversion): Same.
13601 (parser_build_unary_op): Pass location to overflow_warning.
13602 (parser_build_binary_op): Same. Use warning_at.
13603 (build_unary_op): Pass location to array_to_pointer_conversion.
13604 (build_c_cast): Pass location to digest_init.
13605 (build_modify_expr): New location argument.
13606 (convert_for_assignment): Same.
13607 (store_init_value): Same.
13608 (digest_init): Same.
13609 (output_init_element): Pass location to digest_init and
13610 array_to_pointer_conversion.
13611 (c_finish_return): Pass location to convert_for_assignment.
13612 * gimplify.c (gimplify_conversion): Pass location to
13613 maybe_fold_offset_to_address.
13614 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13615 to maybe_fold_stmt_addition.
13616 * c-omp.c (c_finish_omp_atomic): Pass new location to
13618 (c_finish_omp_for): Same.
13619 * c-common.c (overflow_warning): New argument.
13620 * c-common.h: New argument to build_modify_expr, overflow_warning.
13621 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13623 (c_parser_initializer): Pass location to
13624 default_function_array_conversion.
13625 (c_parser_initelt): Same.
13626 (c_parser_initval): Same.
13627 (c_parser_asm_operands): Same.
13628 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13629 (c_parser_conditional_expression): Same.
13630 (c_parser_binary_expression): Add location info to stack. Use it.
13631 (c_parser_unary_expression): Pass location to
13632 default_function_array_conversion, parser_build_unary_op,
13633 build_indirect_ref, c_parser_postfix_expression_after_primary.
13634 (c_parser_postfix_expression_after_primary): New location argument.
13636 (c_parser_expression_conv): Pass location to
13637 default_function_array_conversion.
13638 (c_parser_expr_list): Same.
13639 (c_parser_omp_atomic): Same.
13640 (c_parser_omp_for_loop): Same.
13641 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13642 (build_array_declarator): New argument.
13643 * c-decl.c (build_array_declarator): Add location argument.
13644 (grokdeclarator): Set id_loc for cdk_array.
13645 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13646 build_array_declarator.
13647 * tree.c (build_omp_clause): Add location argument.
13648 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13649 (OMP_CLAUSE_LOCATION): New macro.
13650 (struct tree_omp_clause): Add location field.
13651 (build_omp_clause): Add argument.
13652 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13653 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13655 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13656 (cp_parser_omp_clause_collapse): Same.
13657 (cp_parser_omp_clause_default): Same.
13658 (cp_parser_omp_clause_if): Same.
13659 (cp_parser_omp_clause_nowait): Same.
13660 (cp_parser_omp_clause_num_threads): Same.
13661 (cp_parser_omp_clause_ordered): Same.
13662 (cp_parser_omp_clause_schedule): Same.
13663 (cp_parser_omp_clause_untied): Same.
13664 (cp_parser_omp_for_loop): Same.
13665 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13666 * c-tree.h (c_start_case): Add location argument.
13667 (c_process_expr_stmt): Same.
13668 (c_finish_goto_*): Same.
13669 * tree-parloops.c (initialize_reductions): Pass location to
13671 (create_parallel_loop): Same.
13672 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13673 (gfc_trans_omp_reduction_list): Same.
13674 (gfc_trans_omp_clauses): Same.
13675 (gfc_trans_omp_do): Same.
13676 * c-typeck.c (c_finish_goto_label): Same.
13677 (c_finish_goto_ptr): New location argument.
13678 (c_start_case): Same.
13679 (emit_side_effect_warnings): Same.
13680 (c_process_expr_stmt): Same.
13681 (c_finish_stmt_expr): Same.
13682 (c_finish_omp_clauses): Use error_at instead of error.
13683 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13685 * c-omp.c (c_split_parallel_clauses): New location argument.
13686 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13687 to build_omp_clause.
13688 (convert_local_reference_stmt): Same.
13689 (convert_gimple_call): Same.
13690 * c-common.h (c_split_parallel_clauses): New argument.
13691 * c-parser.c (c_parser_statement_after_labels): Pass location to
13692 c_finish_goto_label.
13693 (c_parser_switch_statement): Pass location to c_start_case.
13694 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13695 and c_process_expr_stmt.
13696 (c_parser_omp_variable_list): Add location argument.
13697 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13698 (c_parser_omp_clause_default): Same.
13699 (c_parser_omp_clause_if): Same.
13700 (c_parser_omp_clause_num_threads): Same.
13701 (-c_parser_omp_clause_ordered): Same.
13702 (c_parser_omp_clause_reduction): Pass location to
13703 c_parser_omp_variable_list.
13704 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13705 (c_parser_omp_clause_untied): Same.
13706 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13707 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13709 * c-tree.h (check_for_loop_decls, undeclared_variable,
13710 build_component_ref, build_array_ref, build_external_ref,
13711 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13712 build_conditional_expr, build_compound_expr, c_cast_expr,
13713 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13714 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13716 * c-semantics.c (build_stmt): Same.
13717 (build_case_label): Same.
13718 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13719 (undeclared_variable): New argument.
13720 (make_label): Same.
13721 (lookup_label): Pass location on down.
13722 (define_label): Same.
13723 (finish_decl): Same.
13724 (build_compound_literal): Same.
13725 (finish_struct): Same.
13726 (finish_function): Do not set location here.
13727 (check_for_loop_decls): New argument.
13728 * tree.c (save_expr): Set location.
13729 (build_empty_stmt): New argument.
13730 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13731 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13732 * builtins.c (gimplify_va_arg_expr): Use locations.
13733 (expand_builtin_sync_operation): Same.
13734 * c-typeck.c (build_component_ref): New argument.
13735 (build_array_ref): Same.
13736 (build_external_ref): Same.
13737 (c_expr_sizeof_expr): Same.
13738 (c_expr_sizeof_type): Same.
13739 (parser_build_unary_op): Same.
13740 (build_conditional_expr): Same.
13741 (build_compound_expr): Pass location on down.
13742 (build_compound_expr): New argument.
13743 (build_c_cast): Same.
13744 (c_cast_expr): Same.
13745 (build_asm_expr): Same.
13746 (c_finish_return): Same.
13747 (c_process_expr_stmt): Pass location on down.
13748 (c_finish_stmt_expr): New argument.
13749 (push_clenaup): Same.
13750 (c_finish_omp_parallel): Same.
13751 (c_finish_omp_task): Same.
13752 * gimplify.c (gimplify_call_expr): Pass location on down.
13753 * c-omp.c (c_finish_omp_master): New argument.
13754 (c_finish_omp_critical): Same.
13755 (c_finish_omp_ordered): Same.
13756 (c_finish_omp_barrier): Same.
13757 (-c_finish_omp_taskwait): Same.
13758 (c_finish_omp_atomic): Same.
13759 (c_finish_omp_flush): Same.
13760 * tree-inline.c (copy_tree_body_r): Pass location on down.
13761 (inline_forbidden_p): Remove use of input_location.
13762 * c-gimplify.c (c_build_bind_expr): New argument.
13763 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13764 (c_sizeof_or_alignof_type): New argument.
13765 (c_alignof_expr): Same.
13766 (build_va_arg): Same.
13767 (c_add_case_label): Same.
13768 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13769 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13770 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13771 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13772 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13773 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13775 * stub-objc.c (objc_build_selector_expr): Same.
13776 (objc_build_throw_stmt): Same.
13777 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13778 (c_parser_initelt): Same.
13779 (c_parser_compound_statement): Same.
13780 (c_parser_compound_statement_nostart): Same.
13781 (c_parser_label): Same.
13782 (c_parser_statement_after_labels): Same.
13783 (c_parser_if_body): Same.
13784 (c_parser_else_body): Same.
13785 (c_parser_if_statement): Same.
13786 (c_parser_switch_statement): Same.
13787 (c_parser_while_statement): Same.
13788 (c_parser_do_statement): Same.
13789 (c_parser_for_statement): Same.
13790 (c_parser_asm_statement): Same.
13791 (c_parser_conditional_expression): Same.
13792 (c_parser_binary_expression): Same.
13793 (c_parser_cast_expression): Same.
13794 (c_parser_unary_expression): Same.
13795 (c_parser_sizeof_expression): Same.
13796 (c_parser_alignof_expression): Same.
13797 (c_parser_postfix_expression): Same.
13798 (c_parser_expression): Same.
13799 (c_parser_objc_receiver): Same.
13800 (c_parser_omp_variable_list): Same.
13801 (c_parser_omp_structured_block): Same.
13802 (c_parser_omp_atomic): New argument.
13803 (c_parser_omp_barrier): Same.
13804 (c_parser_omp_critical): Same.
13805 (c_parser_omp_flush): Pass location on down.
13806 (c_parser_omp_for_loop): New argument.
13807 (c_parser_omp_for): Same.
13808 (c_parser_omp_master): Same.
13809 (c_parser_omp_ordered): Same.
13810 (c_parser_omp_sections_scope): Same.
13811 (c_parser_omp_sections): Same.
13812 (c_parser_omp_parallel): Same.
13813 (c_parser_omp_single): Same.
13814 (c_parser_omp_task): Same.
13815 (c_parser_omp_taskwait): Pass location on down.
13816 (c_parser_omp_construct): Same.
13817 (c_parser_omp_threadprivate): Same.
13818 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13819 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13820 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13821 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13822 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13823 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13824 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13825 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13826 config/i386/i386.c, stmt.c:
13827 Add location argument to the following function definitions and/or
13828 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13829 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13830 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13831 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13832 do_case, c_finish_bc_stmt, build_compound_literal,
13833 build_function_call.
13834 * c-decl.c (build_compound_literal): Add location argument.
13835 Make all diagnostic calls use location.
13836 (start_struct): Same.
13837 (finish_struct): Same.
13838 (start_enum): Same.
13839 (build_enumerator): Same.
13840 (start_function): Same.
13841 (grokdeclarator): Make all diagnostic calls use location.
13842 (store_parm_decls_oldstyle): Same.
13843 * c-typeck.c (build_function_call): Add location argument.
13844 Make all diagnostic calls use location.
13846 (c_finish_bc_stmt): Same.
13847 * tree-nested.c (get_trampoline_type): Add argument.
13848 Pass location to build_decl.
13849 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13850 * rtl.h (RTL_LOCATION): New.
13851 * c-common.c (c_add_case_label): Add location argument.
13852 Make all diagnostic calls use location.
13853 * c-common.h: Add location argument to make_fname_decl, do_case,
13854 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13855 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13856 Set it appropriately for every case. Pass enum_loc to start_enum
13857 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13859 (c_parser_struct_or_union_specifier): Save location. Use it for
13860 start_struct, finish_struct, and parser_xref_tag.
13862 2009-06-12 Ian Lance Taylor <iant@google.com>
13864 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13866 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13867 cpp_opts->warn_cxx_operator_names.
13869 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13872 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13873 is returns NULL and OP is a VCE, look through the VCE.
13875 2009-06-12 Ian Lance Taylor <iant@google.com>
13878 * collect2.c (main): Use CONST_CAST2 in code inside #if
13879 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13881 2009-06-12 Joey Ye <joey.ye@intel.com>
13883 PR middle-end/39146
13884 * cfgexpand.c (get_decl_align_unit): Update
13885 max_used_stack_slot_alignment with align instead of
13886 stack_alignment_needed.
13888 * function.c (assign_stack_local_1): Update
13889 max_used_stack_slot_alignment with alignment_in_bits instead
13890 of stack_alignment_needed.
13891 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13894 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13896 * dwarf2out.c (last_var_location_insn): New variable.
13897 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13898 (dwarf2out_var_location): Don't record anything after last real
13899 insn. Only change labels if there were any real instructions
13900 in between last note and this one, or if changed sections.
13902 2009-06-11 Richard Henderson <rth@redhat.com>
13904 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13905 note when storing the frame pointer in a register.
13906 (FRP): Don't redefine to nothing for epilogue.
13907 (alpha_expand_epilogue): Mark register and sp restores.
13908 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13910 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13911 when gen_lowpart is needed.
13913 2009-06-11 Richard Henderson <rth@redhat.com>
13915 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13917 * dwarf2out.c (need_data_align_sf_opcode): New.
13918 (div_data_align): Move earlier.
13919 (def_cfa_1, reg_save): Use it.
13921 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13923 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13924 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13925 (ix86_handle_option): Handle OPT_mcrc32.
13926 (ix86_target_string): Add -mcrc32.
13927 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13929 * config/i386/i386.h (TARGET_CRC32): New.
13931 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13932 (sse4_2_crc32di): Likewise.
13934 * config/i386/i386.opt (mcrc32): New.
13936 * doc/invoke.texi: Document -mcrc32.
13938 2009-06-11 Richard Henderson <rth@redhat.com>
13940 * common.opt (gdwarf-): Accept a version number.
13941 * doc/invoke.texi (gdwarf-): Update docs.
13942 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13943 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13944 version level, and record it.
13946 * dwarf2.h (DW_CIE_VERSION): Remove.
13947 * dwarf2out.c (DWARF_VERSION): Remove.
13948 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13949 (output_call_frame_info): Use CIE version 3 for dwarf3,
13950 or if the return register column is out of range for version 1.
13951 (dwarf_stack_op_name): Add all dwarf3 values.
13952 (DEBUG_PUBTYPES_SECTION): New.
13953 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13954 encoding change for dwarf3.
13955 (output_die) [dw_val_class_die_ref]: Likewise.
13956 (output_compilation_unit_header): Emit correct version for dwarf3.
13957 (output_line_info): Likewise.
13958 (output_pubnames): Update for DWARF_VERSION removal.
13959 (output_aranges): Likewise.
13960 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13961 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13962 (dwarf2out_finish): Likewise.
13964 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13966 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13969 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13972 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13973 * builtins.c (expand_builtin_unreachable): New function.
13974 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13975 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13976 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13978 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13979 searching for missing barriers.
13981 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13983 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13984 when -fprofile-generate* was passed.
13985 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13987 2009-06-11 Anthony Green <green@moxielogic.com>
13989 * config/moxie/moxie.md: Define length attribute for all instructions.
13991 (*b<cond:code>): Support limited branch ranges for new PC-relative
13992 branch instructions.
13993 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13995 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13997 * config/i386/i386.c (min_insn_size): Use get_attr_length
13998 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13999 For __asm return 0.
14001 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14002 instead of emit_insn_before.
14004 2009-06-10 Ian Lance Taylor <iant@google.com>
14007 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14010 2009-06-10 Revital Eres <eres@il.ibm.com>
14012 * passes.c (init_optimization_passes): Reschedule
14013 predictive-commoning pass before complete unroll pass.
14015 2009-06-10 Martin Jambor <mjambor@suse.cz>
14017 * cgraph.c (cgraph_node_can_be_local_p): New function.
14018 (cgraph_make_node_local): New function.
14019 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14020 (cgraph_make_node_local): Declare.
14022 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14024 * tree.h (tree_base): Add packed_flag and user_align fields.
14025 Decrease size of spare field.
14026 (TYPE_USER_ALIGN): Use user_align from tree_base.
14027 (DECL_USER_ALIGN): Likewise.
14028 (TYPE_PACKED): Use packed_flag from tree_base.
14029 (DECL_PACKED): Likewise.
14030 (tree_type): Delete packed_flag and user_align fields. Widen
14031 precision field. Widen mode field and shuffle fields to align
14032 mode on an 8-bit boundary.
14033 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14034 Renumber decl_flag_* fields. Fix comments. Widen
14035 decl_common_unused field.
14036 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14037 (DECL_EXTERNAL): Likewise.
14038 (DECL_BIT_FIELD): Likewise.
14039 (DECL_NONADDRESSABLE_P): Likewise.
14040 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14041 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14043 2009-06-10 Ian Lance Taylor <iant@google.com>
14045 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14046 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14047 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14048 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14049 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14050 DEF_VEC_ALLOC_FUNC_P.
14051 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14052 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14053 DEF_VEC_ALLOC_FUNC_O.
14054 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14055 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14056 DEF_VEC_ALLOC_FUNC_I.
14057 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14058 (vec_stack_p_reserve_exact_1): Declare.
14059 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14060 (vec_stack_free): Declare.
14061 (VEC_stack_alloc): Define.
14062 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14063 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14064 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14065 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14067 (stack_vecs): New static variable.
14068 (vec_stack_p_reserve_exact_1): New function.
14069 (vec_stack_o_reserve_1): New static function.
14070 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14071 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14072 (vec_stack_free): New function.
14073 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14074 (VEC_df_ref_stack_alloc): Define.
14075 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14076 DEF_VEC_ALLOC_P_STACK.
14077 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14078 (struct df_collection_rec): Change _vec fields to VEC. Remove
14080 (df_free_collection_rec): Adjust for new fields.
14081 (df_insn_rescan): Use new df_collection_rec fields.
14082 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14083 (df_ref_create_structure, df_ref_record): Likewise.
14084 (df_get_conditional_uses, df_get_call_refs): Likewise.
14085 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14086 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14087 (df_record_exit_block_uses, df_bb_verify): Likewise.
14088 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14089 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14090 Remove count parameter. Change return type to void. Change all
14092 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14093 Remove count parameter. Change return type to void. Change all
14095 (df_install_refs): Change old_vec parameter to VEC. Remove count
14096 parameter. Change all callers.
14097 (df_install_mws): Change old_vec parameter to VEC. Remove count
14098 parameter. Change all callers.
14099 (df_refs_verify): Change new_rec parameter to VEC. Change call
14101 (df_mws_verify): Likewise.
14103 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14105 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14107 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14109 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14111 2009-06-10 Anthony Green <green@moxielogic.com>
14113 * config/moxie/crti.asm: New file.
14114 * config/moxie/crtn.asm: New file.
14115 * config/moxie/moxie.c: New file.
14116 * config/moxie/moxie.h: New file.
14117 * config/moxie/sfp-machine.h: New file.
14118 * config/moxie/moxie-protos.h: New file.
14119 * config/moxie/t-moxie: Created.
14120 * config/moxie/t-moxie-softfp: Created.
14121 * config/moxie/moxie.md: Created.
14122 * config/moxie/constraints.md: Created.
14123 * config.gcc: Add moxie support.
14124 * doc/md.texi (Machine Constraints): Add moxie constraints.
14125 * doc/contrib.texi (Contributors): Mention moxie port.
14126 * doc/install.texi (Specific): Mention the moxie port.
14128 2009-06-09 Ian Lance Taylor <iant@google.com>
14130 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14131 compiling with C++.
14132 * optabs.c (optab_table): Only use designated initializers if
14133 HAVE_DESIGNATED_INITIALIZERS is defined.
14134 (convert_optab_table): Likewise.
14135 (init_optabs): Always call init_insn_codes if
14136 HAVE_DESIGNATED_INITIALIZERS is not defined.
14138 2009-06-09 Ian Lance Taylor <iant@google.com>
14140 * targhooks.c (default_builtin_vectorized_function): Change fn
14141 parameter to unsigned int.
14142 (default_builtin_vectorized_conversion): Change code parameter to
14144 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14145 * targhooks.h: Update declarations.
14146 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14147 parameter to unsigned int.
14149 * c-typeck.c (comptypes_check_enum_int): New static function.
14150 (comptypes_internal): Add enum_and_int_p parameter. Change all
14152 (comp_target_types): Add location parameter. Change all callers.
14153 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14154 Change all callers.
14155 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14156 (build_conditional_expr): Add colon_loc parameter. Change all
14158 (convert_for_assignment): Add location parameter. Change all callers.
14159 * c-parser.c (c_parser_conditional_expression): Pass location of
14160 colon to build_conditional_expr.
14161 * c-tree.h (build_conditional_expr): Update declaration.
14163 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14165 * graphite.c: Revert previous patch.
14167 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14170 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14172 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14174 * tree-ssa-loop-prefetch.c
14175 (loop_prefetch_arrays): Fixed a portability problem in printf format
14178 2009-06-09 Martin Jambor <mjambor@suse.cz>
14180 PR tree-optimization/40351
14181 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14182 refrence to a potential artifical subaccess can be constructed.
14184 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14186 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14187 (sh_override_options): Likewise.
14188 * config/sh/sh.c: Include params.h.
14189 (sh_optimization_options): New.
14190 (sh_override_options): Likewise.
14191 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14192 (OVERRIDE_OPTIONS): Use sh_override_options.
14194 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14196 * dwarf2out.c (emit_cfa_remember): New variable.
14197 (add_fde_cfi): If emit_cfa_remember, recurse to add
14198 DW_CFA_remember_state first.
14199 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14200 instead just set emit_cfa_remember.
14202 2009-06-08 Jan Hubicka <jh@suse.cz>
14205 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14207 2009-06-08 Jan Hubicka <jh@suse.cz>
14209 PR middle-end/39834
14210 * cgraphunit.c (save_inline_function_body): Do not copy transform
14211 hooks for saved inline bodies.
14212 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14213 for given function.
14215 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14217 * jump.c (returnjump_p): Handle delayed branches. Add missing
14220 2009-06-08 Jan Hubicka <jh@suse.cz>
14222 PR middle-end/40102
14223 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14224 original node might've been modified.
14225 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14227 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14229 * tree-object-size.c (addr_object_size): Add OSI argument.
14230 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14231 (compute_builtin_object_size, expr_object_size): Adjust callers.
14232 (plus_stmt_object_size): Call addr_object_size instead of
14233 compute_builtin_object_size.
14235 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14236 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14238 * tree-ssa-loop-prefetch.c
14239 (gather_memory_references): Introduced a counter for the number of
14241 (anything_to_prefetch_p): Introduced a counter for the number of
14243 (is_loop_prefetching_profitable): New function with a cost model
14245 (loop_prefetch_arrays): Use the new cost model to determine if
14246 prefetching is profitable.
14247 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14248 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14249 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14250 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14251 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14252 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14254 2009-06-08 Michael Matz <matz@suse.de>
14257 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14258 partitions use the same.
14259 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14260 for basevars of SSA_NAMEs.
14261 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14262 to not expand them twice.
14263 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14266 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14268 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14269 (fdump-final-insns=, gtoggle): New.
14270 * doc/invoke.texi: Document them.
14271 * final.c (rest_of_clean_state): Dump final insn stream.
14272 * gcc.c (invoke_as): Hook in -fcompare-debug.
14273 (static_spec_functions): Add compare-debug-dump-opt,
14274 compare-debug-self-opt and compare-debug-auxbase-opt.
14275 (compare_debug, compare_debug_second, compare_debug_opt): New.
14276 (switches_debug_check, n_switches_debug_check): New.
14277 (debug_auxbase_opt, debug_check_temp_file): New.
14278 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14280 (do_self_spec): Handle arguments after switches.
14281 (do_spec_1): Add .gk extension to temp file basenames for compare.
14282 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14283 (cc1_options): Use it instead of normal auxbase computation for
14284 the second compare-debug compilation.
14285 (compare_files): New.
14286 (main): Set up and implement compare debug mode.
14287 (compare_debug_dump_opt_spec_function): New.
14288 (compare_debug_self_opt_spec_function): New.
14289 (compare_debug_auxbase_opt_spec_function): New.
14290 * toplev.c (process_options): Handle flag_gtoggle,
14291 flag_dump_final_insns.
14292 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14293 during -fcompare-debug-second compilation.
14295 2009-06-07 Ian Lance Taylor <iant@google.com>
14297 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14298 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14300 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14301 with no default node. Change warning with %H to warning_at.
14302 Don't clear warn_switch around case checking.
14303 * doc/invoke.texi (Warning Options): Clarify distinction between
14304 -Wswitch and -Wswitch-enum.
14306 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14308 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14310 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14312 * gbl-ctors.h: Add header guard.
14314 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14316 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14317 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14318 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14319 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14320 prototypes for removed functions.
14321 (expressions_equal_p): Move to ...
14322 * tree-ssa-sccvn.h: ... here and ...
14323 * matrix-reorg.c: ... adjust includes.
14325 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14327 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14329 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14331 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14332 (finish_function): Remove erroneous whitespace.
14334 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14336 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14337 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14339 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14341 * errors.c (internal_error): Commentary typo fix.
14342 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14343 * tree-ssa-pre.c: Ditto.
14345 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14347 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14348 them is supposed to hold actual statements.
14350 2009-06-06 Ian Lance Taylor <iant@google.com>
14352 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14353 empty statements can now have attributes.
14355 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14357 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14358 * config/mips/mips.md: Ditto.
14360 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14362 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14364 (__eabi_uconvert): Likewise.
14366 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14368 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14369 CFI_* definitions with IN_GCC.
14371 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14373 * xcoffout.h (xcoffout_source_line): Update prototype.
14375 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14377 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14378 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14380 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14382 PR middle-end/40340
14383 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14384 inlined_function_outer_scope_p blocks for artificial inlines
14386 * tree.c (tree_nonartificial_location): Rewrite using
14387 block_nonartificial_location.
14389 2009-06-05 Revital Eres <eres@il.ibm.com>
14390 Leehod Baruch <leehod@il.ibm.com>
14392 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14393 (expand_expr_real_1): Remove comment.
14394 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14395 Vectorize misaligned access when the target supports it.
14396 (vect_supportable_dr_alignment): Check for unaligned access support.
14397 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14400 2009-06-05 Julian Brown <julian@codesourcery.com>
14402 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14403 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14405 2009-06-05 Richard Guenther <rguenther@suse.de>
14408 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14409 as possibly unused.
14411 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14413 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14414 (save_gprs): Don't tell unwinder when a global register is saved.
14415 (s390_emit_epilogue): Emit needed epilogue unwind info.
14417 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14419 * dwarf2out.c (deferred_asm_name): New.
14420 (add_name_and_src_coords_attributes): Defer creation of
14421 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14423 (move_linkage_attr): New.
14424 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14427 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14429 * tree-nested.c (finalize_nesting_tree_1): Declare the
14430 frame_decl in the binding tree.
14432 2009-06-04 Cary Coutant <ccoutant@google.com>
14434 * basic-block.h (struct basic_block_def): Add discriminator field.
14435 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14437 * debug.c (do_nothing_debug_hooks): Add additional entry.
14438 (debug_nothing_int_charstar_int): New function.
14439 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14440 (debug_nothing_int_charstar_int): New declaration.
14441 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14442 discriminator value in .loc directive.
14443 * final.c (last_discriminator): New variable.
14444 (discriminator): New variable.
14445 (final_start_function): Initialize above variables, pass current
14446 discriminator to debug hook.
14447 (notice_source_line): Check for discriminator change.
14448 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14449 * sdbout.c (sdbout_source_line): New parameter.
14450 * tree-cfg.c (struct locus_discrim_map): New structure type.
14451 (discriminator_per_locus): New hash table.
14452 (build_gimple_cfg): Allocate and free discriminator hash table.
14453 (make_edges): Call assign_discriminator.
14454 (locus_map_hash): New function.
14455 (locus_map_eq): New function.
14456 (next_discriminator_for_locus): New function.
14457 (same_line_p): New function.
14458 (assign_discriminator): New function.
14459 (make_cond_expr_edges): Call assign_discriminator.
14460 (make_gimple_switch_edges): Likewise.
14461 (first_non_label_stmt): New function.
14462 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14464 * xcoffout.c (xcoffout_source_line): Add new parameter.
14466 * configure.ac (gcc_cv_as_discriminator): New configury check for
14467 gas support for discriminator.
14468 * configure: Regenerate.
14469 * config.in: Regenerate.
14471 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14473 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14474 val after checking for integers.
14476 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14478 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14480 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14481 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14482 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14483 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14484 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14485 X64_SSE_REGPARM_MAX.
14486 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14487 X64_SSE_REGPARM_MAX.
14489 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14491 * gcc.c (report_times_to_file): New.
14492 (execute): Implement it.
14493 (process_command): Support -time=.
14494 * doc/invoke.texi: Document it.
14496 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14498 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14499 that have value exprs.
14501 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14503 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14504 declarations for constants until...
14505 (dw2_output_indirect_constant_1): ... this point.
14507 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14510 * arm.md (arm_addsi3): Don't try to split an add with an
14511 eliminable register until after reload has completed.
14513 2009-06-03 Ian Lance Taylor <iant@google.com>
14515 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14516 * genattrtab.c (write_length_unit_log): Likewise.
14517 * genchecksum.c (dosum): Likewise.
14518 * gengtype.c (write_rtx_next): Likewise.
14519 (finish_root_table, write_roots): Likewise.
14520 * gimple.c (gimple_ops_offset_): Likewise.
14521 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14522 * config/arc/arc.c (arc_attribute_table): Likewise.
14523 * config/arm/arm.c (arm_attribute_table): Likewise.
14524 * config/avr/avr.c (avr_attribute_table): Likewise.
14525 * config/crx/crx.c (crx_attribute_table): Likewise.
14526 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14527 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14528 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14529 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14530 * config/sh/sh.c (sh_attribute_table): Likewise.
14531 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14532 * config/spu/spu.c (spu_attribute_table): Likewise.
14533 * config/v850/v850.c (v850_attribute_table): Likewise.
14535 * config/alpha/alpha.c (vms_attribute_table): Make static.
14536 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14537 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14538 * config/mips/mips.c (mips_attribute_table): Likewise.
14540 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14542 (cc1-checksum.o): Likewise.
14544 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14546 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14548 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14550 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14551 insn if it is changing sp. Use gen_add3_insn instead of
14552 conditionally gen_addsi3 and gen_adddi3.
14553 (offset_below_red_zone_p): New static inline function.
14554 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14555 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14556 * config/rs6000/ppc-asm.h: Include auto-host.h.
14557 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14558 CFI_RESTORE): Define.
14559 * config/rs6000/crtresxgpr.asm: Add unwind info.
14560 * config/rs6000/crtresxfpr.asm: Likewise.
14561 * config/rs6000/crtresgpr.asm: Likewise.
14562 * config/rs6000/crtresfpr.asm: Likewise.
14563 * config/rs6000/crtsavgpr.asm: Likewise.
14564 * config/rs6000/crtsavfpr.asm: Likewise.
14566 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14567 argument of DWARF2_FRAME_REG_OUT macros.
14569 2009-06-03 Julian Brown <julian@codesourcery.com>
14571 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14572 words or less (including TImode) in core registers.
14574 2009-06-03 Richard Guenther <rguenther@suse.de>
14576 PR middle-end/40328
14577 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14579 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14581 * statistics.c (statistics_counter_event): Do not record event
14582 in pass dump if its number == -1.
14583 (curr_statistics_hash): Add assert that we never get passes
14584 with static number == -1.
14586 2009-06-03 Richard Guenther <rguenther@suse.de>
14587 Andrey Belevantsev <abel@ispras.ru>
14589 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14590 non-BLKmode arrays addressable.
14592 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14594 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14595 * config/m68k/m68k.h: ... here.
14597 2009-06-03 Martin Jambor <mjambor@suse.cz>
14599 PR tree-optimization/40323
14600 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14603 2009-06-03 Richard Guenther <rguenther@suse.de>
14605 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14608 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14610 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14611 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14612 JUMP_TABLE_DATA_P where applicable.
14613 * config/sh/sh.c: Ditto.
14614 * config/sh/sh.h: Ditto.
14615 * config/sh/sh.md: Ditto.
14616 * config/sh/symbian.c: Ditto.
14618 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14620 * config/i386/driver-i386.c (describe_cache): Optimize
14621 concatenation of strings. Use snprintf instead of sprintf.
14622 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14623 target when not compiling with GCC.
14625 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14627 * config/sh/sh.c: Revert last change.
14628 (sh_expand_epilogue): Emit a blockage insn before the frame
14629 pointer adjustment unconditionally.
14631 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14633 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14634 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14635 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14636 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14637 to COLLECT_GCC_OPTIONS.
14639 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14641 * collect2.c (target_system_root): New variable.
14642 (main): Handle --sysroot=.
14643 (ignore_library): Strip the sysroot from the library path.
14645 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14647 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14648 (collect2.o): Depend on collect2-aix.h.
14649 (collect2-aix.o): New rule.
14650 * collect2-aix.h: New file.
14651 * collect2-aix.c: Likewise.
14652 * collect2.c: Include collect2-aix.h. Don't undefine
14653 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14654 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14655 Use TARGET_AIX_VERSION instead of _AIX51.
14656 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14657 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14658 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14659 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14660 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14662 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14664 * collect2.c (ignore_library): Avoid premature post-increment
14665 and null deference.
14667 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14669 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14670 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14671 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14672 CROSS_DIRECTORY_STRUCTURE too.
14673 (LINK_LIBG_SPEC): Likewise.
14674 (LIB_SPEC): Add %R to sysroot paths.
14675 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14676 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14677 * config/rs6000/aix51.h: As for aix43.h.
14678 * config/rs6000/aix52.h: Likewise.
14679 * config/rs6000/aix53.h: Likewise.
14680 * config/rs6000/aix61.h: Likewise.
14681 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14682 to the beginning of sysroot paths.
14684 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14686 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14687 INSN_LISTs that are out of the REG_NOTE range.
14689 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14691 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14692 (struct var_to_expand): Likewise.
14693 (struct opt_info): Add head and tail for linked lists of the above.
14694 (analyze_insn_to_expand_var): Initialize next.
14695 (analyze_iv_to_split_insn): Likewise.
14696 (analyze_insns_in_loop): Create linked lists.
14697 (allocate_basic_variable): Simplify for use without hash table.
14698 (insert_var_expansion_initialization): Likewise, make it type-safer.
14699 (combine_var_copies_in_loop_exit): Likewise.
14700 (apply_opt_in_copies): Walk lists rather than hash tables.
14701 (release_var_copies): Simplified and inlined by hand into...
14702 (free_opt_info): ... this function.
14704 2009-06-02 Richard Guenther <rguenther@suse.de>
14706 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14709 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14711 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14712 only for builtins that are not overridden.
14714 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14716 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14719 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14721 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14723 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14725 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14727 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14729 * common.opt (fdump-unnumbered-links): New.
14730 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14731 * print-rtl.c (flag_dump_unnumbered_links): New.
14732 (print_rtx): Test it.
14734 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14736 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14737 push/pop multiple to 8-byte alignment.
14739 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14741 * config/i386/i386.c (queued_cfa_restores): New static variable.
14742 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14744 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14745 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14746 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14747 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14748 note unconditionally.
14749 (ix86_emit_restore_regs_using_mov): Likewise.
14750 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14751 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14752 it through to ix86_emit_restore_reg_using_pop.
14753 (ix86_emit_leave): Add RED_OFFSET argument. Call
14754 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14755 instead of adding REG_CFA_OFFSET note unconditionally.
14756 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14757 the above functions. Call ix86_add_queued_cfa_restore_notes when
14760 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14761 force output of the label even for dwarf2out_do_cfi_asm.
14762 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14763 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14764 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14766 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14767 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14768 dwarf2out_cfi_label callers.
14769 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14770 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14771 Adjust dwarf2out_cfi_label callers.
14772 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14774 * config/i386/i386.h (struct machine_cfa_state,
14775 struct machine_function): Guard with ifndef USED_FOR_TARGET
14776 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14779 * emutls.c (__emutls_get_address): Change arr->size to mean number
14780 of allocated arr->data entries instead of # of slots + 1.
14782 PR middle-end/40316
14783 * recog.c (peep2_reinit_state): New function.
14784 (peephole2_init_state): Use it at the end of a basic block and also
14785 when seeing a RTX_FRAME_RELATED_P insn.
14787 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14789 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14790 fixuns_truncrfdi2): New.
14791 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14792 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14793 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14794 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14795 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14796 *recip_approx): Remove.
14797 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14798 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14799 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14801 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14804 2009-06-01 Ian Lance Taylor <iant@google.com>
14806 * attribs.c (register_attribute): Use CONST_CAST.
14807 * collect2.c (main): Use CONST_CAST2.
14808 (scan_prog_file): Likewise.
14809 * gcc.c (process_command, main): Likewise.
14810 * toplev.c (toplev_main): Likewise.
14812 * c-typeck.c (handle_warn_cast_qual): New static function,
14813 partially broken out of build_c_cast.
14814 (build_c_cast): Call handle_warn_cast_qual.
14815 * doc/invoke.texi (Warning Options): Document new effect of
14818 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14820 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14821 (diagnostic_report_current_module): Print columns.
14822 * common.opt (flag_show_column): Enable by default.
14824 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14826 * alias.c (find_base_term): Check for NULL term before returning.
14828 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14830 Revert due to PR40320:
14831 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14832 * calls.c (emit_library_call_value_1): Don't force_operand for move
14835 2009-06-01 Olivier Hainque <hainque@adacore.com>
14836 Eric Botcazou <ebotcazou@adacore.com>
14838 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14839 to be processed as a bitfield for constructor output purposes.
14840 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14842 * varasm.c (oc_local_state): New type, output_constructor
14843 local state to support communication with helpers.
14844 (oc_outer_state): New type, output_constructor outer state of
14845 relevance in recursive calls.
14846 (output_constructor_array_range): New output_constructor helper,
14847 extracted code for an array range element.
14848 (output_constructor_regular_field): New output_constructor helper,
14849 extracted code for an element that is not a bitfield.
14850 (output_constructor_bitfield): New output_constructor helper,
14851 extracted code for a bitfield element. Accept an OUTER state
14852 argument for recursive processing. Recurse on record or array
14853 CONSTRUCTOR values, possibly past noop conversions.
14854 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14855 VALUE is a valid constant-valued expression for use in a static
14856 bit-field initializer.
14857 (output_constructor): Rework to use helpers. Accept and honor an
14858 OUTER state argument for recursive calls. Return total size. Be
14859 prepared for nested constructors initializing bitfields.
14860 (output_constant): Feed OUTER in calls to output_constructor.
14862 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14864 * calls.c (emit_library_call_value_1): Don't force_operand for move
14867 2009-06-01 Nick Clifton <nickc@redhat.com>
14869 * doc/invoke.texi (IA-64 Options): Fix typo.
14871 2009-06-01 Ira Rosen <irar@il.ibm.com>
14873 PR tree-optimization/39129
14874 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14876 (vect_do_peeling_for_loop_bound): Use
14877 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14878 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14879 (vect_loop_versioning): Likewise.
14880 (vect_create_cond_for_alias_checks): Fix indentation.
14881 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14883 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14884 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14885 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14886 "control flow in loop".
14887 (vect_estimate_min_profitable_iters): Use
14888 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14889 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14890 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14891 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14892 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14893 statement belongs to a group of strided accesses with the exact code
14895 (vectorizable_load): Likewise.
14896 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14897 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14899 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14901 * config/freebsd-stdint.h: New file.
14902 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14903 Add freebsd-stdint.h to tm_file.
14905 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14907 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14908 (thumb2_extendhidi2): Likewise.
14910 2009-05-31 Ian Lance Taylor <iant@google.com>
14912 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14914 2009-05-31 Ian Lance Taylor <iant@google.com>
14916 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14917 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14918 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14920 2009-05-31 Jason Merrill <jason@redhat.com>
14922 * tree-pretty-print.c (print_call_name): Take the callee, not the
14923 call itself. Make non-static. Use dump_function_name for functions.
14924 (dump_generic_node): Adjust.
14925 * diagnostic.h: Declare print_call_name.
14926 * gimple-pretty-print.c (dump_gimple_call): Use it.
14928 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14930 * config/sh/sh.md (ashldi3_std): New define_expand.
14933 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14936 * config/sh/sh.c: Include debug.h.
14937 (sh_expand_epilogue): Emit a blockage insn before the frame
14938 pointer adjustment also when dwarf2out_do_frame returns true.
14940 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14942 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14943 (thumb2_extendqidi2): New pattern.
14945 2009-05-31 Ira Rosen <irar@il.ibm.com>
14947 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14948 mark phis for renaming.
14949 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14950 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14951 Call mark_sym_for_renaming.
14952 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14953 * tree-vect-loop.c (vect_transform_loop): Remove
14954 vect_memsyms_to_rename initialization and a call to
14955 mark_set_for_renaming.
14957 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14959 PR middle-end/40304
14960 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14961 frame related even if !set_cfa && style < 0.
14963 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14965 * config/i386/mingw-tls.c: New file.
14966 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14967 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14968 defining _WIN32 but not __CYGWIN__.
14970 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14972 * configure.ac: Add MPC support.
14974 * config.in, configure: Regenerate.
14976 2009-05-29 Richard Henderson <rth@redhat.com>
14978 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14979 NOTE_INSN_BASIC_BLOCK.
14980 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14981 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14982 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14984 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14986 (add_cfi): Disable check redefining cfa away from drap.
14987 (lookup_cfa_1): Add remember argument; handle remember/restore.
14988 (lookup_cfa): Pass remember argument.
14989 (cfa_remember): New.
14990 (compute_barrier_args_size_1): Remove sibcall check.
14991 (dwarf2out_frame_debug_def_cfa): New.
14992 (dwarf2out_frame_debug_adjust_cfa): New.
14993 (dwarf2out_frame_debug_cfa_offset): New.
14994 (dwarf2out_frame_debug_cfa_register): New.
14995 (dwarf2out_frame_debug_cfa_restore): New.
14996 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14997 (dwarf2out_begin_epilogue): New.
14998 (dwarf2out_frame_debug_restore_state): New.
14999 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15000 DW_CFA_restore_state.
15001 (output_cfi_directive): Likewise.
15002 (convert_cfa_to_fb_loc_list): Likewise.
15003 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15004 * dwarf2out.h: Update.
15005 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15006 (copy_insn_1): Early out for null.
15007 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15008 and dwarf2out_frame_debug_restore_state.
15009 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15010 (prologue_insn_hash, epilogue_insn_hash): New.
15011 (free_after_compilation): Adjust freeing accordingly.
15012 (record_insns): Create hash table if needed; push insns into
15013 hash instead of array.
15014 (maybe_copy_epilogue_insn): New.
15015 (contains): Search hash table instead of array.
15016 (sibcall_epilogue_contains): Remove.
15017 (thread_prologue_and_epilogue_insns): Split eh_return insns
15018 and mark them as epilogues.
15019 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15020 scanning in terms of basic blocks.
15021 * insn-notes.def (CFA_RESTORE_STATE): New.
15022 * jump.c (returnjump_p_1): Accept EH_RETURN.
15023 (eh_returnjump_p_1, eh_returnjump_p): New.
15024 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15025 CFA_REGISTER, CFA_RESTORE): New.
15026 * rtl.def (EH_RETURN): New.
15027 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15029 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15030 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15032 * config/i386/i386.c (gen_push): Update cfa state.
15033 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15034 add a CFA_ADJUST_CFA note.
15035 (ix86_dwarf_handle_frame_unspec): Remove.
15036 (ix86_expand_prologue): Update cfa state.
15037 (ix86_emit_restore_reg_using_pop): New.
15038 (ix86_emit_restore_regs_using_pop): New.
15039 (ix86_emit_leave): New.
15040 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15041 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15042 * config/i386/i386.h (struct machine_cfa_state): New.
15043 (ix86_cfa_state): New.
15044 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15045 (eh_return_internal): Merge from eh_return_<mode>,
15046 use eh_return rtx, split w/ epilogue.
15048 2009-05-29 Ian Lance Taylor <iant@google.com>
15050 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15052 * calls.c (emit_library_call_value_1): Likewise.
15054 * c-typeck.c (c_build_va_arg): New function.
15055 * c-tree.h (c_build_va_arg): Declare.
15056 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15057 instead of build_va_arg.
15059 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15061 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15062 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15063 (ptr_difference_cost): Use affine combinations to compute it.
15064 (difference_cost): Likewise.
15065 (get_computation_cost_at): Compute more accurate cost for addresses
15066 if the ratio is a multiplier allowed in addresses.
15067 For non-addresses, consider that an additional offset or symbol is
15070 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15072 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15073 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15075 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15076 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15077 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15079 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15080 to 1 for TYPE_SSE{IADD1,CVT1}.
15081 (prefix_vex_imm8): Removed.
15082 (length_vex): Only pass 1 as second argument to
15083 ix86_attr_length_vex_default if prefix_extra is 0.
15084 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15085 (length): For prefix vex computation use length_immediate
15086 attribute instead of prefix_vex_imm8.
15087 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15088 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15089 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15090 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15091 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15092 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15093 a space in between the operands.
15094 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15095 if one operand is 0xff and the other one si, di, bp or sp.
15096 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15097 other one si, di, bp or sp.
15098 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15099 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15100 type and mode attributes.
15101 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15102 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15103 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15104 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15105 prefix_data16 attribute iff MODE_DF.
15106 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15107 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15108 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15109 constm128_operand in length_immediate computation.
15110 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15111 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15112 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15113 length_immediate attribute to 1.
15114 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15115 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15116 for certain alternatives.
15117 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15118 prefix_data16 attribute if MODE_V1DF.
15119 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15120 length_immediate to 1.
15121 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15122 length_address to 4, set mode attribute to MODE_DI.
15123 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15124 (fxam<mode>2_i387): Set length attribute to 4.
15125 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15126 *prefetch_3dnow_rex): Override length_address attribute.
15127 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15129 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15130 (constm128_operand): Removed.
15131 * config/i386/i386.c (memory_address_length): For
15132 disp && !index && !base in 64-bit mode account for SIB byte if
15133 print_operand_address can't optimize disp32 into disp32(%rip)
15134 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15135 for fs: or gs: segment.
15136 (ix86_attr_length_immediate_default): When checking if shortform
15137 is possible, truncate immediate to the length of the non-shortened
15139 (ix86_attr_length_address_default): Ignore MEM_P operands
15141 (ix86_attr_length_vex_default): Only check for DImode on
15142 GENERAL_REG_P operands.
15143 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15144 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15145 (sse_cvttps2pi): Clear prefix_rep attribute.
15146 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15148 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15149 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15150 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15151 iff operand 2 is const_int_operand.
15152 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15153 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15154 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15156 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15158 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15159 prefix_data16 attribute for movlpd and movhpd instructions.
15160 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15161 length_immediate for shufpd instruction.
15162 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15163 (avx_cmpp<avxmodesuffixf2c><mode>3,
15164 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15165 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15166 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15167 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15168 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15169 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15170 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15171 prefix_data16 attribute for the first alternative to 1.
15172 (*avx_loadlps): Override length_immediate for the first alternative.
15173 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15174 attributes for second alternative.
15175 (*vec_concatv2sf_sse4_1): Override length_immediate and
15176 prefix_data16 attributes for second alternative.
15177 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15178 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15179 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15180 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15181 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15182 prefix_data16 and length_immediate to 1.
15183 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15185 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15186 prefix_extra attribute for variants that don't have 0f prefix alone.
15187 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15188 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15189 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15190 *sse4_1_pextrd): Set length_immediate to 1.
15191 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15192 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15194 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15195 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15196 length_immediate to 1 for second alternative.
15197 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15198 prefix_extra and length_immediate attributes for the first
15200 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15202 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15203 to 1 for the first and third alternative.
15204 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15206 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15208 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15210 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15211 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15212 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15213 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15214 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15215 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15216 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15217 ssse3_psign<mode>3): Override prefix_rex attribute.
15218 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15219 (ssse3_palignrti): Override length_immediate to 1.
15220 (ssse3_palignrdi): Override length_immediate to 1, override
15221 prefix_rex attribute.
15222 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15223 (sse4a_extrqi): Override length_immediate to 2.
15224 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15225 (sse4a_insertq): Override prefix_data16 to 0.
15226 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15227 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15228 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15229 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15230 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15231 and length_immediate to 1.
15232 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15233 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15234 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15235 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15236 and length_immediate to 1.
15237 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15238 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15239 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15240 avx_ptest256): Override prefix_extra to 1.
15241 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15242 Override prefix_data16 and length_immediate to 1.
15243 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15244 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15245 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15246 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15247 prefix_data16 to 0 and prefix_extra to 2.
15248 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15249 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15251 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15252 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15253 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15254 and prefix_extra to 2.
15255 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15256 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15257 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15258 avx_vpermilvar<mode>3,
15259 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15260 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15261 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15262 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15263 Override prefix_extra to 1.
15264 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15265 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15266 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15267 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15268 prefix_extra and length_immediate to 1.
15269 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15271 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15272 to 1 for the first alternative.
15273 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15274 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15276 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15277 *movv2sf_internal_avx, *movv2sf_internal): Override
15278 prefix_rep attribute for certain alternatives.
15279 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15280 attributes for certain alternatives.
15281 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15282 attributes for certain alternatives.
15283 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15284 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15285 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15286 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15287 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15288 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15289 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15290 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15291 length_immediate to 1 if operand 2 is const_int_operand.
15292 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15293 *vec_extractv2si_1): Set length_immediate attribute to 1.
15294 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15295 using old 3DNOW insn rather than SSE/3DNOW_A.
15296 (mmx_emms, mmx_femms): Clear modrm attribute.
15298 2009-05-29 Martin Jambor <mjambor@suse.cz>
15300 * tree-sra.c: New implementation of SRA.
15302 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15303 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15304 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15305 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15306 (SRA_MAX_STRUCTURE_COUNT): Removed.
15307 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15308 * doc/invoke.texi (sra-max-structure-size): Removed.
15309 (sra-field-structure-ratio): Removed.
15311 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15313 PR middle-end/40291
15314 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15317 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15319 PR rtl-optimization/40101
15320 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15321 seqno. Adjust comment.
15322 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15323 inserting bookkeeping before a jump, the jump is not scheduled.
15324 When no positive seqno found, provide a value. Add comment.
15326 2009-05-29 Richard Guenther <rguenther@suse.de>
15328 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15329 short-cutting on the first component.
15331 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15333 PR middle-end/39958
15334 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15335 for trees other than decls/types.
15337 2009-05-29 Richard Guenther <rguenther@suse.de>
15339 * tree-ssa-operands.c (get_expr_operands): Do not handle
15340 INDIRECT_REFs in the handled-component case. Remove
15341 unused get_ref_base_and_extent case.
15342 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15343 tree_low_cst and host_integerp where possible.
15344 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15345 codes for equivalence.
15346 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15348 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15350 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15351 to tmake_file for i[34567]86-*-cygwin*.
15353 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15356 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15357 (altivec_categorize_keyword, init_vector_keywords,
15358 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15361 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15363 * tree.c (handle_dll_attribute): Check if node is
15364 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15366 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15368 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15370 (thumb2_zero_extendqidi2): Likewise.
15372 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15374 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15375 instead of gen_movrt.
15376 * config/sh/sh.md (movrt): Remove.
15378 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15380 * doc/invoke.texi (IA-64 Options):
15381 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15382 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15383 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15384 -msched-prefer-non-control-spec-insns,
15385 -msched-stop-bits-after-every-cycle,
15386 -msched-count-spec-in-critical-path,
15387 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15388 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15389 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15390 and -msched-spec-verbose.
15392 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15394 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15395 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15397 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15399 2009-05-28 Richard Guenther <rguenther@suse.de>
15401 * tree-ssa-alias.c (ao_ref_init): New function.
15402 (ao_ref_base): Likewise.
15403 (ao_ref_base_alias_set): Likewise.
15404 (ao_ref_alias_set): Likewise.
15405 (refs_may_alias_p_1): Change signature.
15406 (refs_may_alias_p): Adjust.
15407 (refs_anti_dependent_p): Likewise.
15408 (refs_output_dependent_p): Likewise.
15409 (call_may_clobber_ref_p_1): Change signature.
15410 (call_may_clobber_ref_p): Adjust.
15411 (stmt_may_clobber_ref_p_1): New function split out from ...
15412 (stmt_may_clobber_ref_p): ... here.
15413 (maybe_skip_until): Adjust signature.
15414 (get_continuation_for_phi): Likewise.
15415 (walk_non_aliased_vuses): Likewise.
15416 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15417 (ao_ref_init): Declare.
15418 (ao_ref_base): Likewise.
15419 (ao_ref_alias_set): Likewise.
15420 (stmt_may_clobber_ref_p_1): Likewise.
15421 (walk_non_aliased_vuses): Adjust.
15422 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15423 (get_ref_from_reference_ops): remove.
15424 (vn_reference_lookup_2): Adjust signature.
15425 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15426 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15427 (vn_reference_lookup): Adjust.
15428 (vn_reference_insert): Likewise.
15429 (vn_reference_insert_pieces): Adjust signature.
15430 (visit_reference_op_call): Adjust.
15431 * tree-ssa-pre.c (get_expr_type): Simplify.
15432 (phi_translate_1): Adjust.
15433 (compute_avail): Likewise.
15434 (translate_vuse_through_block): Do not re-build trees.
15435 (value_dies_in_block_x): Likewise.
15436 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15438 (vn_reference_lookup_pieces): Adjust declaration.
15439 (vn_reference_insert_pieces): Likewise.
15441 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15443 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15444 with checking disabled.
15446 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15450 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15451 macro definition for support of three-operand format aligned
15452 .comm directive in assembler on cygwin/pe/mingw target OS.
15453 * configure: Regenerate.
15454 * config.h: Regenerate.
15456 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15457 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15458 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15460 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15461 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15463 2009-05-28 Ira Rosen <irar@il.ibm.com>
15465 PR tree-optimization/40254
15466 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15467 in analysis of basic blocks.
15469 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15471 PR middle-end/33699
15472 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15473 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15474 (TARGET_INITIALIZER): Use it.
15475 * cse.c (CHEAPER): Move it up to the other macros.
15476 (insert): Rename this ...
15477 (insert_with_costs): ... to this. Add cost parameters. Update
15479 (insert): New function. Call insert_with_costs.
15480 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15481 find_reg_offset_for_const, try_const_anchors): New functions.
15482 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15483 when using a const-anchor. Call insert_const_anchors.
15484 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15485 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15487 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15489 * tree-inline.c (remap_decls): Enable nonlocalized variables
15490 when not optimizing.
15492 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15494 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15495 Simplify other tests involving optimize.
15497 2009-05-27 Tom Tromey <tromey@redhat.com>
15499 * unwind-dw2.c (_Unwind_DebugHook): New function.
15500 (uw_install_context): Call _Unwind_DebugHook.
15502 2009-05-27 Tom Tromey <tromey@redhat.com>
15504 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15506 2009-05-27 Ian Lance Taylor <iant@google.com>
15508 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15509 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15510 (ALL_LINKERFLAGS): Define.
15511 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15512 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15513 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15514 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15515 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15516 $(LINKER_FOR_BUILD).
15517 (build/gcov-iov$(build_exeext)): Likewise.
15519 2009-05-27 Julian Brown <julian@codesourcery.com>
15521 * gcse.c (target.h): Include.
15522 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15523 copy of argument to a pseudo register.
15525 2009-05-27 Diego Novillo <dnovillo@google.com>
15527 * tree-ssa-live.c (dump_scope_block): Document arguments.
15528 (dump_scope_blocks): Document.
15529 (debug_scope_blocks): New.
15530 * tree-flow.h (debug_scope_blocks): Declare.
15532 2009-05-21 Denis Chertykov <denisc@overta.ru>
15534 * doc/contrib.texi (Contributors): Add myself to the list.
15536 2009-05-27 Olivier Hainque <hainque@adacore.com>
15538 * expr.c (target_align): New function. Alignment the TARGET of an
15539 assignment may be assume to have.
15540 (highest_pow2_factor_for_target): Use it instead of relying on
15541 immediate tree attributes of TARGET, not necessarily honored when
15542 intermediate bitfields are involved.
15544 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15547 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15548 AVX, SSE4, AES, PCLMUL and POPCNT.
15550 2009-05-27 Diego Novillo <dnovillo@google.com>
15552 * tree-pretty-print.c (dump_location): New.
15553 (dump_generic_node): Call it.
15554 Factor code to handle BLOCK nodes ...
15555 (dump_block_node): ... here.
15557 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15559 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15561 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15563 * gcc-plugin.h: Include config.h and system.h.
15564 (IN_GCC): Define if not defined.
15566 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15568 PR middle-end/40249
15569 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15572 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15574 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15576 * config/m32r/m32r.h: Ditto.
15577 * config/m32r/m32r.md: Ditto.
15578 * config/m32r/predicates.md: Ditto.
15580 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15582 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15584 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15587 (Loading plugins): typo.
15588 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15589 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15590 (Interacting with the GCC Garbage Collector): Added new section.
15591 (Giving information about a plugin): Added new section for
15593 * ggc.h (ggc_register_root_tab): Added declaration.
15594 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15595 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15596 (register_callback): Improved comment in declaration.
15597 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15598 (extra_root_vec) Added static variable for dynamic roots registration.
15599 (ggc_register_root_tab) Added new routine.
15600 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15601 PLUGIN_GGC_MARKING event.
15602 * ggc-zone.c: Include plugin.h.
15603 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15604 * ggc-page.c: Include plugin.h.
15605 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15606 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15607 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15608 (register_callback): check lack of callbacks for
15609 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15610 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15611 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15612 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15613 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15614 dependency on plugin.h.
15615 (plugin.o): Added dependency on ggc.h...
15617 2009-05-26 Richard Guenther <rguenther@suse.de>
15619 PR middle-end/40248
15621 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15622 with mismatched comparison modes.
15624 * expr.c (expand_expr_real_1): Expand the operand of a
15625 VIEW_CONVERT_EXPR in its natural mode.
15627 2009-05-26 Ian Lance Taylor <iant@google.com>
15629 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15630 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15631 (ALL_COMPILERFLAGS): Define.
15632 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15633 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15634 (collect2$(exeext), collect2.o): Likewise.
15635 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15636 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15637 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15638 (libbackend.o, intl.o, cppdefault.o): Likewise.
15639 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15640 (build/%.o): Use $(COMPILER_FOR_BUILD).
15641 (build/gen%$(build_exeext)): Likewise.
15642 (build/gcov-iov$(build_exeext)): LIkewise.
15643 * config/t-darwin (darwin.o): Use $(COMPILER).
15644 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15645 * config/t-sol2 (sol2-c.o): Likewise.
15646 (sol2.o): Likewise.
15647 * config/t-vxworks (vxworks.o): Likewise.
15648 * config/x-darwin (host-darwin.o): Likewise.
15649 * config/x-hpux (host-hpux.o): Likewise.
15650 * config/x-linux (host-linux.o): Likewise.
15651 * config/x-solaris (host-solaris.o): Likewise.
15652 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15653 * config/arm/t-arm (arm-c.o): Likewise.
15654 * config/arm/t-pe (pe.o): Likewise.
15655 * config/arm/t-wince-pe (pe.o): Likewise.
15656 * config/i386/t-cygming (winnt.o): Likewise.
15657 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15658 * config/i386/t-cygwin (cygwin1.o): Likewise.
15659 (cygwin2.o): Likewise.
15660 * config/i386/t-i386 (i386-c.o): Likewise.
15661 * config/i386/t-interix (winnt.o): Likewise.
15662 * config/i386/t-netware (netware.o): Likewise.
15663 * config/i386/t-nwld (nwld.o): Likewise.
15664 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15665 * config/i386/x-i386 (driver-i386.o): Likewise.
15666 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15667 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15668 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15669 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15670 * config/mips/x-native (driver-native.o): Likewise.
15671 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15672 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15673 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15674 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15675 * config/score/t-score-elf (score7.o): Likewise.
15676 (score3.o): Likewise.
15677 * config/sh/t-sh (sh-c.o): Likewise.
15678 * config/sh/t-symbian (sh-c.o): Likewise.
15679 (symbian.o): Likewise.
15680 * config/spu/t-spu-elf (spu-c.o): Likewise.
15681 * config/v850/t-v850 (v850-c.o): Likewise.
15682 * config/v850/t-v850e (v850-c.o): Likewise.
15684 2009-05-26 Richard Guenther <rguenther@suse.de>
15686 PR tree-optimization/40122
15687 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15688 VECTOR_CSTs if possible.
15689 (fold_gimple_assign): Likewise.
15691 2009-05-26 Richard Guenther <rguenther@suse.de>
15693 PR middle-end/40252
15694 * fold-const.c (fold_binary): Use the correct types for building
15697 2009-05-26 Richard Guenther <rguenther@suse.de>
15699 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15700 redundant calls to merge_alias_info.
15701 (bump_vector_ptr): Likewise.
15702 * tree-ssa-copy.c (merge_alias_info): Remove.
15703 (replace_exp_1): Remove call to merge_alias_info.
15704 (propagate_tree_value): Likewise.
15705 (fini_copy_prop): Propagate points-to info.
15706 * tree-flow.h (merge_alias_info): Remove.
15708 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15710 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15712 2009-05-25 Jan Hubicka <jh@suse.cz>
15714 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15715 * cgraph.h (struct inline_summary): New filed self_wize,
15716 size_inlining_benefit, self_time and time_inlining_benefit.
15717 (struct cgraph_global_info): Replace insns by time ans size fields.
15718 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15719 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15720 (ipcp_update_callgraph): Do not touch function bodies.
15721 * ipa-inline.c: Include except.h
15722 (MAX_TIME): New constant.
15723 (overall_insns): Remove.
15724 (leaf_node_p): New.
15725 (overall_size, max_benefit): New static variables.
15726 (cgraph_estimate_time_after_inlining): New function.
15727 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15728 (cgraph_clone_inlined_nodes): Update size.
15729 (cgraph_mark_inline_edge): Update size.
15730 (cgraph_estimate_growth): Use size info.
15731 (cgraph_check_inline_limits): Check size.
15732 (cgraph_default_inline_p): Likewise.
15733 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15734 (cgraph_decide_recursive_inlining): Check size.
15735 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15737 (cgraph_decide_inlining): Likewise.
15738 (cgraph_decide_inlining_incrementally): Likewise; honor
15739 PARAM_EARLY_INLINING_INSNS.
15740 (likely_eliminated_by_inlining_p): New predicate.
15741 (estimate_function_body_sizes): New function.
15742 (compute_inline_parameters): Use it.
15743 * except.c (must_not_throw_labels): New function.
15744 * except.h (must_not_throw_labels): Declare.
15745 * tree-inline.c (init_inline_once): Kill inlining_weigths
15746 * tree-ssa-structalias.c: Avoid uninitialized warning.
15747 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15748 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15749 (PARAM_INLINE_CALL_COST): Remove.
15750 (PARAM_EARLY_INLINING_INSNS): New.
15752 2009-05-25 Richard Guenther <rguenther@suse.de>
15754 PR tree-optimization/36327
15755 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15756 callback for reference translation or lookup at the point of may-defs.
15757 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15758 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15759 for union COMPONENT_REFs.
15760 (vn_reference_lookup_3): New callback. Lookup from memset
15761 and CONSTRUCTOR assignment, translate through struct copies.
15762 (vn_reference_lookup_pieces): Make sure to not free the
15763 passed operands array. Adjust walk_non_aliased_vuses call.
15764 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15765 make sure we do not leak memory.
15767 2009-05-25 Richard Guenther <rguenther@suse.de>
15769 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15770 * tree-inline.c (expand_call_inline): Reset the escaped and
15771 callused solutions.
15772 * tree-ssa-structalias.c (pass_build_ealias): New.
15773 * tree-pass.h (pass_build_ealias): Declare.
15774 * passes.c (init_optimization_passes): Add PTA during
15775 early optimizations.
15776 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15777 and CALLUSED solutions.
15778 (dump_points_to_solution): New function, split out from ...
15779 (dump_points_to_info_for): ... here.
15780 * tree-parloops.c (parallelize_loops): Reset the escaped and
15781 callused solutions.
15783 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15786 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15787 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15789 2009-05-25 Ira Rosen <irar@il.ibm.com>
15791 PR tree-optimization/40238
15792 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15793 statements after basic block's labels.
15794 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15795 to free the allocated memory.
15797 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15799 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15800 return address with a USE.
15802 2009-05-24 Richard Guenther <rguenther@suse.de>
15804 PR middle-end/40233
15805 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15806 array type from the main variant of the inner type.
15808 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15810 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15811 definition to bool (from int) to un-break build.
15812 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15814 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15816 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15817 discard_stmt_changes): Delete.
15818 * tree-ssa-operands.c (scb_stack): Delete.
15819 (init_ssa_operands): Do not initialize it.
15820 (fini_ssa_operands): Do not free it.
15821 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15823 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15824 update_stmt, remove the others. Fix comments.
15825 * tree-dfa.c (optimize_stack_restore): Likewise.
15826 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15827 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15828 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15829 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15831 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15832 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15833 (dom_opt_finalize_block): Likewise, adjusting access to
15835 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15836 (stmts_to_rescan): Change item type to gimple.
15837 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15839 2009-05-24 Ira Rosen <irar@il.ibm.com>
15841 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15842 * tree-pass.h (pass_slp_vectorize): New pass.
15843 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15844 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15845 * tree-vectorizer.c (timevar.h): Include.
15846 (user_vect_verbosity_level): Declare.
15847 (vect_location): Fix comment.
15848 (vect_set_verbosity_level): Update user_vect_verbosity_level
15849 instead of vect_verbosity_level.
15850 (vect_set_dump_settings): Add an argument. Ignore user defined
15851 verbosity if dump flags require higher level of verbosity. Print to
15852 stderr only for loop vectorization.
15853 (vectorize_loops): Update call to vect_set_dump_settings.
15854 (execute_vect_slp): New function.
15855 (gate_vect_slp): Likewise.
15856 (struct gimple_opt_pass pass_slp_vectorize): New.
15857 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15858 access its members.
15859 (vec_info_for_bb): New function.
15860 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15861 (VECTORIZATION_ENABLED): New macro.
15862 (SLP_ENABLED, SLP_DISABLED): Likewise.
15863 (vect_is_simple_use): Add bb_vec_info argument.
15864 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15865 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15866 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15867 vect_schedule_slp, vect_analyze_slp): Likewise.
15868 (vect_analyze_stmt): Add slp_tree argument.
15869 (find_bb_location): Declare.
15870 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15871 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15872 (vect_analyze_loop_operations, vect_analyze_loop,
15873 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15874 vect_finalize_reduction, vectorizable_reduction,
15875 vectorizable_live_operation, vect_transform_loop): Likewise.
15876 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15877 skip evolution analysis if analyzing a basic block.
15878 (dr_analyze_indices): Likewise.
15879 (initialize_data_dependence_relation): Skip the test whether the
15880 object is invariant for basic blocks.
15881 (compute_all_dependences): Skip dependence analysis for data
15882 references in basic blocks.
15883 (find_data_references_in_stmt): Don't fail in case of invariant
15884 access in basic block.
15885 (find_data_references_in_bb): New function.
15886 (find_data_references_in_loop): Move code to
15887 find_data_references_in_bb and add a call to it.
15888 (compute_data_dependences_for_bb): New function.
15889 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15890 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15892 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15893 unknown dependence in basic block and fail in case of dependence in
15895 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15896 dependence instances from either loop or basic block vectorization
15898 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15899 before calling nested_in_vect_loop_p.
15900 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15901 dependence instances from either loop or basic block vectorization
15903 (vect_verify_datarefs_alignment): Likewise.
15904 (vect_enhance_data_refs_alignment): Adjust function calls.
15905 (vect_analyze_data_refs_alignment): Likewise.
15906 (vect_analyze_group_access): Fix printing. Skip different checks if
15907 DR_STEP is 0. Keep strided stores either in loop or basic block
15908 vectorization data structure. Fix indentation.
15909 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15911 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15912 dependence instances from either loop or basic block vectorization
15914 (vect_analyze_data_refs): Update comment. Call
15915 compute_data_dependences_for_bb to analyze basic blocks.
15916 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15917 case of loop vectorization. In case of basic block vectorization use
15918 data-ref itself as a base.
15919 (vect_create_data_ref_ptr): In case of basic block vectorization:
15920 don't advance the pointer, add new statements before the current
15921 statement. Adjust function calls.
15922 (vect_supportable_dr_alignment): Support only aligned accesses in
15923 basic block vectorization.
15924 * common.opt (ftree-slp-vectorize): New flag.
15925 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15926 (vect_pattern_recog_1): Likewise.
15927 * tree-vect-stmts.c (process_use): Likewise.
15928 (vect_init_vector): Add new statements in the beginning of the basic
15929 block in case of basic block SLP.
15930 (vect_get_vec_def_for_operand): Adjust function calls.
15931 (vect_finish_stmt_generation): Likewise.
15932 (vectorizable_call): Add assert that it is loop vectorization, adjust
15934 (vectorizable_conversion, vectorizable_assignment): Likewise.
15935 (vectorizable_operation): In case of basic block SLP, take
15936 vectorization factor from statement's type and skip the relevance
15937 check. Adjust function calls.
15938 (vectorizable_type_demotion): Add assert that it is loop
15939 vectorization, adjust function calls.
15940 (vectorizable_type_promotion): Likewise.
15941 (vectorizable_store): Check for outer loop only in case of loop
15942 vectorization. Adjust function calls. For basic blocks, skip the
15943 relevance check and don't advance pointers.
15944 (vectorizable_load): Likewise.
15945 (vectorizable_condition): Add assert that it is loop vectorization,
15946 adjust function calls.
15947 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15948 that it is not reduction, get vector type, call only supported
15949 functions, skip loop specific parts.
15950 (vect_transform_stmt): Check for outer loop only in case of loop
15952 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15953 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15954 for external definition.
15955 * passes.c (pass_slp_vectorize): New pass.
15956 * tree-vect-slp.c (find_bb_location): New function.
15957 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15958 check for patterns only in loops.
15959 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15960 case of multiple types in basic block SLP.
15961 (vect_mark_slp_stmts_relevant): New function.
15962 (vect_supported_load_permutation_p): Fix comment.
15963 (vect_analyze_slp_instance): Add argument. In case of basic block
15964 SLP, take vectorization factor from statement's type, check that
15965 unrolling factor is 1. Adjust function call. Save SLP instance in
15966 either loop or basic block vectorization structure. Return FALSE,
15968 (vect_analyze_slp): Add argument. Get strided stores groups from
15969 either loop or basic block vectorization structure. Return FALSE
15970 if basic block SLP failed.
15971 (new_bb_vec_info): New function.
15972 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15973 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15974 (vect_schedule_slp): Add argument. Get SLP instances from either
15975 loop or basic block vectorization structure. Set vectorization factor
15976 to be 1 for basic block SLP.
15977 (vect_slp_transform_bb): New function.
15978 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15980 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15982 * final.c (shorten_branches): Do not align labels for jump tables.
15983 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15985 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15987 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15988 Remove outdated reference to flow.c and fix nits.
15989 * doc/gccint.texi: Tweak RTL description.
15990 * doc/rtl.texi: Likewise.
15992 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15994 * config/avr/avr.c: Change my email address.
15995 * config/avr/avr.h: Likewise.
15996 * config/avr/avr.md: Likewise.
15997 * config/avr/avr-protos.h: Likewise.
15998 * config/avr/libgcc.S: Likewise.
16000 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16002 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16003 (spu_split_load, spu_split_store): Change return type to int.
16004 (spu_split_convert): Declare.
16005 * config/spu/predicates.md (spu_mem_operand): Remove.
16006 (spu_mov_operand): Update.
16007 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16008 * config/spu/spu.c (regno_aligned_for_load): Remove.
16009 (reg_aligned_for_addr, spu_expand_load): Define.
16010 (spu_expand_extv): Reimplement and handle MEM.
16011 (spu_expand_insv): Handle MEM.
16012 (spu_sched_reorder): Handle insn's with length 0.
16013 (spu_legitimate_address_p): Reimplement.
16014 (store_with_one_insn_p): Return TRUE for any mode with size
16015 larger than 16 bytes.
16016 (address_needs_split): Define.
16017 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16019 (spu_convert_move): Define.
16020 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16021 (spu_split_store): Change all MEM's to TImode.
16022 (spu_init_expanders): Preallocate registers that correspond to
16023 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16025 (spu_split_convert): Define.
16026 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16027 (_move<mode>, _movdi, _movti): Update predicate and condition.
16028 (load, store): Change to define_split.
16029 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16031 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16032 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16033 define_insn_and_split of lshr<mode>3.
16034 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16035 (<v>ashr<mode>3_imm): Define.
16036 (extv, extzv, insv): Allow MEM operands.
16037 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16038 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16039 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16040 (_spu_convert2): Change to define_insn_and_split and remove the
16041 corresponding define_peephole2.
16042 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16043 Change predicates to memory_operand.
16045 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16047 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16049 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16051 PR tree-optimization/40219
16052 * tree.c (iterative_hash_expr): Make sure the builtin function is
16053 a normal builtin function and not a front end or back end builtin
16054 before indexing into the built_in_decls array.
16056 2009-05-22 Richard Guenther <rguenther@suse.de>
16058 PR middle-end/38964
16059 * alias.c (write_dependence_p): Do not use TBAA for answering
16060 anti-dependence or output-dependence.
16061 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16062 (emit_pointer_definition): Remove.
16063 (emit_alias_warning): Likewise.
16064 (find_what_var_points_to): Remove TBAA pruning code.
16065 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16067 (compute_points_to_sets): Remove code computing the set of
16068 dereferenced pointers.
16069 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16070 oracle for querying anti and output dependencies.
16071 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16072 if TBAA may be applied.
16073 (refs_anti_dependent_p): New function.
16074 (refs_output_dependent_p): Likewise.
16075 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16076 (refs_output_dependent_p): Likewise.
16077 * doc/tree-ssa.texi (Memory model): New section.
16078 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16079 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16080 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16081 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16082 * expr.c (expand_expr_real_1): Likewise.
16083 * gimple-low.c (lower_stmt): Likewise.
16084 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16085 (dump_gimple_cdt): Remove.
16086 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16087 (gimple_size): Likewise.
16088 (walk_gimple_op): Likewise.
16089 (is_gimple_stmt): Likewise.
16090 (walk_stmt_load_store_addr_ops): Likewise.
16091 (gimple_build_cdt): Remove.
16092 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16093 * gimple.h (gimple_cdt_new_type): Remove.
16094 (gimple_cdt_new_type_ptr): Likewise.
16095 (gimple_cdt_set_new_type): Likewise.
16096 (gimple_cdt_location): Likewise.
16097 (gimple_cdt_location_ptr): Likewise.
16098 (gimple_cdt_set_location): Likewise.
16099 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16100 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16101 GIMPLE_CHANGE_DYNAMIC_TYPE.
16102 (verify_types_in_gimple_stmt): Likewise.
16103 * tree-inline.c (estimate_num_insns): Likewise.
16104 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16105 (copy_decl_to_var): Likewise.
16106 (copy_result_decl_to_var): Likewise.
16107 * tree-pretty-print.c (dump_generic_node): Do not handle
16108 CHANGE_DYNAMIC_TYPE_EXPR.
16109 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16110 * tree-ssa-operands.c (get_expr_operands): Likewise.
16111 * tree-ssa-structalias.c (struct variable_info): Remove
16112 no_tbaa_pruning member.
16113 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16114 (unify_nodes): Do not copy it.
16115 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16116 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16117 (set_uids_in_ptset): Do not check it.
16118 (find_what_var_points_to): Likewise.
16119 (compute_tbaa_pruning): Remove.
16120 (compute_points_to_sets): Do not call it.
16121 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16122 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16123 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16124 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16125 (DECL_NO_TBAA_P): Likewise.
16126 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16127 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16128 (expand_omp_atomic_pipeline): Do not set it.
16129 * print-tree.c (print_node): Do not dump it.
16130 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16133 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16136 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16139 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16141 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16144 2009-05-22 Ben Elliston <bje@au.ibm.com>
16146 * Makefile.in (bversion.h, s-bversion): New targets.
16147 (TOPLEV_H): Add bversion.h.
16148 * toplev.h: Include "bversion.h".
16149 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16150 the __format__ attribute only if compiling with the same version
16151 of GCC as the sources (the "build version").
16153 2009-05-22 Ben Elliston <bje@au.ibm.com>
16155 * c-format.c (handle_format_attribute): Fix comment typo.
16157 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16160 * config/ia64/ia64.opt (mfused-madd): New.
16161 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16162 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16163 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16164 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16165 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16166 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16167 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16168 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16169 instruction if !TARGET_FUSED_MADD.
16170 (fpma, fpms): Remove colon from name.
16172 2009-05-22 Richard Guenther <rguenther@suse.de>
16174 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16175 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16176 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16178 (create_expression_by_pieces): Only convert if necessary.
16179 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16180 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16182 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16184 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16185 regular pattern from a template and rename it ...
16186 (*extzv_truncsi_exts): ... to this.
16188 2009-05-21 Richard Guenther <rguenther@suse.de>
16190 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16191 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16192 (cgraph_default_inline_p): Likewise.
16193 (cgraph_decide_inlining_incrementally): Likewise.
16195 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16196 Uros Bizjak <ubizjak@gmail.com>
16198 * config/i386/cpuid.h (bit_MOVBE): New.
16200 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16202 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16203 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16204 (ix86_handle_option): Handle OPT_mmovbe.
16205 (ix86_target_string): Add -mmovbe.
16206 (pta_flags): Add PTA_MOVBE.
16207 (processor_alias_table): Add PTA_MOVBE to "atom".
16208 (override_options): Handle PTA_MOVBE.
16210 * config/i386/i386.h (TARGET_MOVBE): New.
16212 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16213 (*bswapsi_movbe): New.
16214 (*bswapdi_movbe): Likewise.
16215 (bswapdi2): Renamed to ...
16216 (*bswapdi_1): This.
16217 (bswapdi2): New expander.
16219 * config/i386/i386.opt (mmovbe): New.
16221 * doc/invoke.texi: Document -mmovbe.
16223 2009-05-21 Taras Glek <tglek@mozilla.com>
16225 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16226 * gcc-plugin.h (plugin_init): Updated signature.
16227 * gcc-plugin.h (plugin_name_args): Moved to this header.
16228 * doc/plugins.texi (plugin_init): Updated documention to reflect
16230 * doc/plugins.texi (plugin_name_args): Added to documention.
16232 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16234 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16235 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16237 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16239 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16240 JUMP_TABLE_DATA_P predicates where applicable.
16241 * config/i386/predicates.md: Ditto.
16242 * config/i386/sse.md: Ditto.
16244 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16246 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16247 operand2 -128 override length_immediate attribute to 1.
16248 * config/i386/predicates.md (constm128_operand): New predicate.
16250 * config/i386/i386.c (memory_address_length): Handle %r12
16251 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16253 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16254 mode look through optional ZERO_EXTEND and SUBREG.
16255 * config/i386/i386.md (R12_REG): New define_constant.
16256 (prefix_data16): For sse unit set also for MODE_TI insns.
16257 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16258 insns set if operand 1 is ext_QIreg_operand.
16259 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16260 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16262 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16263 mode from MODE_DI to MODE_SI.
16264 (movdi_1_rex64): Override modrm and length_immediate attributes
16265 only for movabs (TYPE_IMOV, alternative 2).
16266 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16267 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16268 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16269 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16270 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16271 prefix_rex attribute if DImode.
16272 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16273 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16274 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16275 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16276 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16277 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16278 Likewise. For TYPE_IMOV clear length_immediate attribute.
16279 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16280 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16281 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16282 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16283 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16284 or one operand TYPE_ISHIFT.
16285 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16286 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16287 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16288 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16289 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16290 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16291 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16292 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16293 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16294 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16295 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16296 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16297 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16298 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16299 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16300 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16301 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16302 set mode attribute, don't override length attribute.
16303 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16305 (return_internal_long): Set length attribute to 2 instead of 1.
16306 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16307 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16308 prefix_rex attribute.
16309 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16311 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16313 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16315 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16317 2009-05-20 Ian Lance Taylor <iant@google.com>
16319 * tree.c (build_tree_list_vec_stat): New function.
16320 (ctor_to_vec): New function.
16321 (build_nt_call_vec): New function.
16322 (build_call_array): Change args to be a const pointer.
16323 (build_call_vec): New function.
16324 * tree.h (build_nt_call_vec): Declare.
16325 (build_tree_list_vec_stat): Declare.
16326 (build_tree_list_vec): Define.
16327 (build_call_array): Update declaration.
16328 (build_call_vec): Declare.
16329 (ctor_to_vec): Declare.
16330 * c-common.c (tree_vector_cache): New static variable.
16331 (make_tree_vector): New function.
16332 (release_tree_vector): New function.
16333 (make_tree_vector_single): New function.
16334 (make_tree_vector_copy): New function.
16335 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16336 (make_tree_vector_single, make_tree_vector_copy): Declare.
16337 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16338 (c_parser_expr_list): Don't manage cache here, instead call
16340 (c_parser_release_expr_list): Remove static function.
16341 (c_parser_vec_to_tree_list): Remove static function.
16342 (c_parser_attributes): Call build_tree_list_vec instead of
16343 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16344 c_parser_release_expr_list.
16345 (c_parser_postfix_expression_after_primary): Likewise.
16346 (c_parser_objc_keywordexpr): Likewise.
16348 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16350 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16351 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16352 TARGET_CONVERT_TO_TYPE.
16353 * hooks.c (hook_tree_const_tree_null): Define.
16354 * hooks.h (hook_tree_const_tree_null): Declare.
16355 * target.h (struct gcc_target): Add invalid_parameter_type,
16356 invalid_return_type, promoted_type, and convert_to_type fields.
16357 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16358 (TARGET_INVALID_RETURN_TYPE): Define.
16359 (TARGET_PROMOTED_TYPE): Define.
16360 (TARGET_CONVERT_TO_TYPE): Define.
16361 (TARGET_INITIALIZER): Update for new fields.
16362 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16363 (grokparms): Check targetm.invalid_parameter_type.
16364 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16365 * c-convert.c (convert): Check targetm.convert_to_type.
16367 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16369 * config/mips/mips.md (*extenddi_truncate<mode>,
16370 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16372 (*extendhi_truncateqi): New define_insn_and_sptit.
16374 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16376 PR middle-end/40204
16377 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16378 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16380 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16382 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16383 the operand of VIEW_CONVERT_EXPR.
16385 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16387 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16388 extended family and model for Intel processors. Support Intel Atom.
16390 2009-05-20 Olivier Hainque <hainque@adacore.com>
16392 * gstab.h (stab_code_type): Define, to be used instead of the
16393 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16395 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16396 occurrences by stab_code_type.
16397 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16399 2009-05-20 Martin Jambor <mjambor@suse.cz>
16401 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16402 (sra_insert_before): Likewise.
16403 (sra_insert_after): Likewise.
16404 (sra_init_cache): Likewise.
16405 (sra_type_can_be_decomposed_p): Likewise.
16406 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16407 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16408 (sra_insert_before): Likewise.
16409 (sra_insert_after): Likewise.
16410 (sra_init_cache): Likewise.
16411 (insert_edge_copies_seq): Made static and moved upwards.
16413 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16416 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16418 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16419 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16422 2009-05-20 Richard Guenther <rguenther@suse.de>
16424 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16425 with mismatched comparison modes.
16427 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16429 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16430 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16431 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16432 with shifts for Thumb2.
16433 (orsi_notsi): New for orn.
16434 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16435 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16436 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16437 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16438 Don't invert remainder for IOR.
16440 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16442 PR tree-optimization/40087
16443 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16444 number_of_iterations_ne): Rename never_infinite argument.
16445 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16446 number_of_iterations_le): Handle pointer-type ivs when
16447 exit_must_be_taken is false.
16448 (number_of_iterations_cond): Do not always assume that
16449 exit_must_be_taken if the control variable is a pointer.
16451 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16453 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16454 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16456 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16458 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16459 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16461 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16464 * c.opt (Wlogical-op): Disabled by default.
16465 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16467 * doc/invoke.texi (Wlogical-op): Likewise.
16469 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16471 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16473 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16474 Propagate the type of the first operand.
16475 <ASSERT_EXPR>: Simplify.
16476 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16477 Rewrite using the RHS code as discriminant.
16478 <NOP_EXPR>: Turn into CASE_CONVERT.
16479 <PLUS_EXPR>: Propagate the type of the first operand.
16481 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16483 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16484 (ia64_dconst_0_375): New.
16485 * config/ia64/ia64.c (ia64_override_options): Remove
16486 -minline-sqrt-min-latency warning.
16487 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16488 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16489 * config/ia64/ia64.md (*sqrt_approx): Remove.
16490 (sqrtsf2): Remove #if 0.
16491 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16492 (sqrtdf): Remove assert.
16493 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16494 (sqrtxf2): Remove #if 0.
16495 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16496 * div.md (sqrt_approx_rf): New.
16497 (sqrtsf2_internal_thr): New implementation.
16498 (sqrtsf2_internal_lat): New.
16499 (sqrtdf2_internal_thr: New implementation.
16500 (sqrtxf2_internal): New implementation.
16502 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16503 Hans-Peter Nilsson <hp@axis.com>
16505 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16506 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16507 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16508 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16509 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16510 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16511 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16512 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16513 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16514 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16515 * c-common.c: ...from here.
16517 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16519 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16521 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16523 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16525 2009-05-19 Ben Elliston <bje@au.ibm.com>
16527 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16528 assignments with memcpy calls.
16529 (add_fdes): Likewise.
16530 (binary_search_unencoded_fdes): Likewise.
16531 (linear_search_fdes): Eliminate type puns.
16533 2009-05-19 Richard Guenther <rguenther@suse.de>
16535 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16536 not falsely claim to have propagated into all uses.
16538 2009-05-19 Ben Elliston <bje@au.ibm.com>
16540 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16543 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16545 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16546 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16547 (TARGET_LEGITIMATE_ADDRESS_P): New.
16548 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16549 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16551 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16554 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16555 child of the containing namespace's DIE.
16557 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16559 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16560 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16561 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16564 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16567 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16568 gen_align with gen_pad.
16569 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16570 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16572 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16573 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16575 * config/i386/i386.md (align): Renamed to ...
16576 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16577 ASM_OUTPUT_MAX_SKIP_PAD.
16579 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16581 * config.gcc: Fix variable syntax.
16584 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16585 before calling exact_log2.
16586 (output_iorsi3): Likewise.
16587 (output_xorsi3): Likewise.
16589 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16591 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16592 for the none zero constant operand except for EQ and NE
16593 comprisons even when the first operand is R0.
16595 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16597 * config/s390/2064.md: Remove trailing whitespaces.
16598 * config/s390/2084.md: Likewise.
16599 * config/s390/constraints.md: Likewise.
16600 * config/s390/fixdfdi.h: Likewise.
16601 * config/s390/libgcc-glibc.ver: Likewise.
16602 * config/s390/s390-modes.def: Likewise.
16603 * config/s390/s390-protos.h: Likewise.
16604 * config/s390/s390.c: Likewise.
16605 * config/s390/s390.h: Likewise.
16606 * config/s390/s390.md: Likewise.
16607 * config/s390/tpf-unwind.h: Likewise.
16609 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16611 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16613 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16616 * configure.ac (m68k-*-*): Check if binutils support TLS.
16617 * configure: Regenerate.
16618 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16619 * config/m68k/constraints.md (Cu): New constraint.
16620 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16621 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16622 (movsi): Handle TLS symbols.
16623 (addsi3_5200): Handle XTLS symbols, indent.
16624 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16625 (m68k_tls_reference_p): Declare.
16626 (m68k_legitimize_address): Declare.
16627 (m68k_unwrap_symbol): Declare.
16628 * config/m68k/m68k.opt (mxtls): New option.
16629 * config/m68k/m68k.c (ggc.h): Include.
16630 (m68k_output_dwarf_dtprel): Implement hook.
16631 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16632 (m68k_expand_prologue): Load GOT pointer when function needs it.
16633 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16634 (m68k_legitimate_constant_address_p): Same.
16635 (m68k_decompose_address): Handle TLS references.
16636 (m68k_get_gp): New static function.
16637 (enum m68k_reloc): New contants.
16638 (TLS_RELOC_P): New macro.
16639 (m68k_wrap_symbol): New static function.
16640 (m68k_unwrap_symbol): New function.
16641 (m68k_final_prescan_insn_1): New static function.
16642 (m68k_final_prescan_insn): New function.
16643 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16645 (legitimize_pic_address): Handle TLS references..
16646 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16647 (m68k_libcall_value_in_a0_p)
16648 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16649 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16650 (m68k_legitimize_tls_address): Handle TLS references.
16651 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16653 (m68k_legitimize_address): Handle TLS symbols.
16654 (m68k_get_reloc_decoration): New static function.
16655 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16657 (m68k_output_dwarf_dtprel): Implement hook.
16658 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16659 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16660 m68k_call_* routines.
16661 (sched_attr_op_type): Handle TLS symbols.
16662 (gt-m68k.h): Include.
16663 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16664 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16666 2009-05-18 Martin Jambor <mjambor@suse.cz>
16668 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16669 (visit_store_addr_for_mod_analysis): New function.
16670 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16671 (determine_cst_member_ptr): Use gimple_assign_single_p.
16672 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16673 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16674 operands. Don't check number of operands of a NOP_EXPR.
16676 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16678 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16680 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16683 * c-common.c (warn_logical_operator): Don't warn if one of
16684 expression isn't always true or false.
16686 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16688 * config/i386/biarch32.h: New file.
16689 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16691 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16693 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16694 *zero_extend<mode>_truncqi): Merge these into ...
16695 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16696 Name the pattern following this as *zero_extendhi_truncqi.
16698 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16700 PR middle-end/39301
16701 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16702 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16703 (output_info): Make field HOST_WIDEST_INT.
16704 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16705 (dump_bitmat_statistics): Same.
16707 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16709 * config.gcc (use_gcc_stdint): Set to wrap.
16710 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16711 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16712 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16713 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16714 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16715 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16716 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16717 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16719 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16721 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16723 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16724 Move definitions earlier.
16725 (OPT_ARCH64, OPT_ARCH32): Define.
16726 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16729 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16732 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16735 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16737 * arm.md (movdi2): Copy non-reg values to DImode registers.
16739 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16742 * final.c (label_to_max_skip): New function.
16743 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16744 CODE_LABEL_NUMBER <= max_labelno.
16745 * output.h (label_to_max_skip): New prototype.
16746 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16747 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16748 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16749 Handle CODE_LABELs with >= 16 byte alignment or with
16750 max_skip == (1 << align) - 1.
16751 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16752 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16755 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16756 .p2align 3 if MAX_SKIP is smaller than 7.
16757 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16759 2009-05-15 Ian Lance Taylor <iant@google.com>
16761 * alias.c (struct alias_set_entry_d): Rename from struct
16762 alias_set_entry. Change all uses.
16763 * except.c (struct call_site_record_d): Rename from struct
16764 call_site_record. Change all uses.
16765 * except.h (struct eh_region_d): Rename from struct eh_region.
16767 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16769 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16770 ivtype_map_elt. Change all uses.
16771 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16773 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16774 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16776 (struct sese_d): Rename from struct sese. Change all uses.
16777 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16778 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16779 * optabs.h (struct optab_d): Rename from struct optab. Change all
16781 (struct convert_optab_d): Rename from struct convert_optab.
16783 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16784 ipa_opt_pass. Change all uses.
16785 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16788 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16789 defined as a typedef.
16790 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16793 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16796 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16798 (merge_ranges): Returns bool.
16799 * tree.h (make_range): .. to here.
16800 (build_range_check): Likewise.
16801 (merge_ranges): Likewise. Renamed from merge_ranges.
16802 * c-typeck.c (parser_build_binary_op): Update calls to
16803 warn_logical_operator.
16804 * c-common.c (warn_logical_operator): Add new warning.
16805 * c-common.h (warn_logical_operator): Update declaration.
16807 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16809 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16811 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16813 * doc/install.texi: Document MPC requirements, flags etc.
16815 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16816 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16817 Evaluate constant arguments.
16818 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16819 (fold_builtin_1): Likewise, also evaluate constant arguments.
16820 Remove superfluous break.
16821 (do_mpc_ckconv): New.
16822 * real.h: Include mpc.h.
16823 * toplev.c (print_version): Output MPC version info if available.
16825 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16827 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16829 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16831 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16834 2009-05-15 Jan Hubicka <jh@suse.cz>
16836 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16837 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16838 (try_inline): Fix return value.
16839 (cgraph_decide_inlining_incrementally): Honor new value.
16840 (cgraph_early_inlining): Handle indirect inlining.
16841 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16843 2009-05-15 Jan Hubicka <jh@suse.cz>
16845 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16846 * cgraphunit.c (cgraph_finalize_function): Set it.
16847 (cgraph_expand_function): Use it.
16849 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16851 * real.c (encode_ieee_half): Define.
16852 (decode_ieee_half): Define.
16853 (ieee_half_format): Define.
16854 (arm_half_format): Define.
16855 * real.h (ieee_half_format): Declare.
16856 (arm_half_format): Declare.
16858 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16860 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16861 swapped, and reversed optabs exist before trying to use them.
16863 2009-05-15 Paul Brook <paul@codesourcery.com>
16864 Sandra Loosemore <sandra@codesourcery.com>
16866 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16867 loads. Allow PRE_DEC.
16868 (output_move_neon): Handle PRE_DEC.
16869 (arm_print_operand): Add 'A' for neon structure loads.
16870 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16871 * config/arm/neon.md (neon_mov): Update comment.
16872 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16874 (Um): New constraint.
16876 2009-05-15 Jan Hubicka <jh@suse.cz>
16878 Revert the following patch until testsuite fallout is fixed:
16879 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16880 * cgraph.h (struct inline_summary): New filed self_wize,
16881 size_inlining_benefit, self_time and time_inlining_benefit.
16882 (struct cgraph_global_info): Replace insns by time ans size fields.
16883 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16884 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16885 (ipcp_update_callgraph): Do not touch function bodies.
16886 * ipa-inline.c: Include except.h
16887 (MAX_TIME): New constant.
16888 (overall_insns): Remove
16889 (overall_size, max_benefit): New static variables.
16890 (cgraph_estimate_time_after_inlining): New function.
16891 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16892 (cgraph_clone_inlined_nodes): Update size.
16893 (cgraph_mark_inline_edge): Update size.
16894 (cgraph_estimate_growth): Use size info.
16895 (cgraph_check_inline_limits): Check size.
16896 (cgraph_default_inline_p): Likewise.
16897 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16898 (cgraph_decide_recursive_inlining): Check size.
16899 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16901 (cgraph_decide_inlining): Likewise.
16902 (cgraph_decide_inlining_incrementally): Likewise; honor
16903 PARAM_EARLY_INLINING_INSNS.
16904 (likely_eliminated_by_inlining_p): New predicate.
16905 (estimate_function_body_sizes): New function.
16906 (compute_inline_parameters): Use it.
16907 * except.c (must_not_throw_labels): New function.
16908 * except.h (must_not_throw_labels): Declare.
16909 * tree-inline.c (init_inline_once): Kill inlining_weigths
16910 * tree-ssa-structalias.c: Avoid uninitialized warning.
16911 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16912 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16913 (PARAM_INLINE_CALL_COST): Remove.
16914 (PARAM_EARLY_INLINING_INSNS): New.
16916 2009-05-15 Richard Guenther <rguenther@suse.de>
16918 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16919 not TODO_update_ssa.
16921 2009-05-15 Richard Guenther <rguenther@suse.de>
16923 PR tree-optimization/39999
16924 * gimple.h (gimple_expr_type): Use the expression type looking
16925 through useless conversions.
16926 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16927 (vn_nary_op_insert_stmt): Likewise.
16928 (simplify_binary_expression): Likewise.
16930 2009-05-15 Richard Guenther <rguenther@suse.de>
16932 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16933 New options, enabled by default.
16934 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16936 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16937 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16938 * tree-ssa-structalias.c (gate_tree_pta): New function.
16939 (pass_build_alias): Use it.
16941 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16943 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16944 recurse on an invariant address if a conversion from a pointer
16945 type to a wider integer type is involved.
16947 2009-05-15 Jan Hubicka <jh@suse.cz>
16949 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16950 * cgraph.h (struct inline_summary): New filed self_wize,
16951 size_inlining_benefit, self_time and time_inlining_benefit.
16952 (struct cgraph_global_info): Replace insns by time ans size fields.
16953 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16954 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16955 (ipcp_update_callgraph): Do not touch function bodies.
16956 * ipa-inline.c: Include except.h
16957 (MAX_TIME): New constant.
16958 (overall_insns): Remove
16959 (overall_size, max_benefit): New static variables.
16960 (cgraph_estimate_time_after_inlining): New function.
16961 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16962 (cgraph_clone_inlined_nodes): Update size.
16963 (cgraph_mark_inline_edge): Update size.
16964 (cgraph_estimate_growth): Use size info.
16965 (cgraph_check_inline_limits): Check size.
16966 (cgraph_default_inline_p): Likewise.
16967 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16968 (cgraph_decide_recursive_inlining): Check size.
16969 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16971 (cgraph_decide_inlining): Likewise.
16972 (cgraph_decide_inlining_incrementally): Likewise; honor
16973 PARAM_EARLY_INLINING_INSNS.
16974 (likely_eliminated_by_inlining_p): New predicate.
16975 (estimate_function_body_sizes): New function.
16976 (compute_inline_parameters): Use it.
16977 * except.c (must_not_throw_labels): New function.
16978 * except.h (must_not_throw_labels): Declare.
16979 * tree-inline.c (init_inline_once): Kill inlining_weigths
16980 * tree-ssa-structalias.c: Avoid uninitialized warning.
16981 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16982 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16983 (PARAM_INLINE_CALL_COST): Remove.
16984 (PARAM_EARLY_INLINING_INSNS): New.
16985 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16986 (inline-call-cost): Remove.
16987 (early-inlining-insns): New.
16989 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16991 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16993 (print_int_cst_bounds_in_octal_p): Likewise.
16994 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16996 * dwarf2out.c (base_type_die): Likewise.
16997 (is_subrange_type): Delete.
16998 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16999 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17000 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17001 if the destination type is boolean.
17002 (build_range_check): Do not special-case subtypes.
17003 (fold_sign_changed_comparison): Likewise.
17004 (fold_unary): Likewise.
17005 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17006 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17007 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17008 * tree.c (subrange_type_for_debug_p): New predicate based on the
17009 former is_subrange_type.
17010 * tree.h (subrange_type_for_debug_p): Declare.
17011 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17012 (convert_affine_scev): Remove call to above function.
17013 (chrec_convert_aggressive): Likewise.
17014 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17015 false for conversions involving subtypes.
17016 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17017 (vrp_val_min): Likewise.
17018 (needs_overflow_infinity): Likewise.
17019 (extract_range_from_unary_expr): Likewise.
17021 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17023 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17024 * config/frv/frv.c: Likewise.
17025 * config/s390/s390.c: Likewise.
17026 * config/sparc/sparc.h: Likewise.
17027 * config/i386/i386.h: Likewise.
17028 * config/i386/i386.c: Likewise.
17029 * config/crx/crx.c: Likewise.
17030 * config/m68hc11/m68hc11.h: Likewise.
17031 * config/iq2000/iq2000.c: Likewise.
17032 * config/mn10300/mn10300.h: Likewise.
17033 * config/mn10300/mn10300.c: Likewise.
17034 * config/m68k/m68k.c: Likewise.
17035 * config/rs6000/rs6000.c: Likewise.
17036 * config/rs6000/xcoff.h: Likewise.
17037 * config/rs6000/linux64.h: Likewise.
17038 * config/rs6000/sysv4.h: Likewise.
17039 * config/score/score3.c: Likewise.
17040 * config/score/score7.c: Likewise.
17041 * config/score/score.c: Likewise.
17042 * config/arm/arm.md: Likewise.
17043 * config/mips/mips.c: Likewise.
17044 * config/mips/mips.md: Likewise.
17045 * config/bfin/bfin.h: Likewise.
17046 * config/pa/pa.c: Likewise.
17047 * config/pa/constraints.md: Likewise.
17049 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17050 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17051 * config/pdp11/pdp11.h: Use memory_address_p instead.
17053 2009-05-14 Ian Lance Taylor <iant@google.com>
17055 * passes.c (finish_optimization_passes): Change i to int.
17056 * plugin.c (plugins_active_p): Change event to int.
17057 (dump_active_plugins): Likewise.
17058 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17060 * tree.c (tree_range_check_failed): Change c to unsigned int.
17061 (omp_clause_range_check_failed): Likewise.
17062 (build_common_builtin_nodes): Change mode to int. Add cast.
17063 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17064 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17066 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17067 ++ or -- with a variable of enum type.
17069 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17072 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17074 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17076 * store-motion.c: Do not include params.h
17077 * Makefile.in: Fix dependencies for various files.
17079 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17081 * auto-inc-dec.c: Fix pass description, remove apparent
17082 accidental duplication.
17084 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17086 PR middle-end/40147
17087 * ipa-utils.h (memory_identifier_string): Moved to ...
17088 * tree.h (memory_identifier_string): Here. Add GTY(()).
17090 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17092 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17093 in the former documentation of...
17094 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17095 * ira-conflicts.c (get_dup_num): Use address_operand.
17096 * targhooks.c (default_legitimate_address_p): New.
17097 * targhooks.h (default_legitimate_address_p): New.
17098 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17100 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17101 * target.h (struct target): Add legitimate_address_p.
17102 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17103 (TARGET_INITIALIZER): Include it.
17105 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17106 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17107 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17108 (TARGET_LEGITIMATE_ADDRESS_P): New.
17110 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17111 (REG_OK_STRICT_P): Delete.
17112 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17113 (frv_legitimate_address_p_1): ... this.
17114 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17115 (frv_legitimate_address_p_1): ... the renamed old
17116 frv_legitimate_address_p.
17117 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17118 (TARGET_LEGITIMATE_ADDRESS_P): New.
17120 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17121 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17122 * config/s390/s390.c (legitimate_address_p): Rename to...
17123 (s390_legitimate_address_p): ... this, make static.
17124 (legitimize_address): Adjust call.
17125 (TARGET_LEGITIMATE_ADDRESS_P): New.
17126 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17128 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17129 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17130 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17131 (TARGET_LEGITIMATE_ADDRESS_P): New.
17133 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17134 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17135 * config/spu/spu.c (spu_legitimate_address): Rename to...
17136 (spu_legitimate_address_p): ... this, make static.
17137 (TARGET_LEGITIMATE_ADDRESS_P): New.
17139 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17140 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17141 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17142 (sparc_legitimate_address_p): ... this, make static and return bool.
17143 (legitimize_address): Adjust call.
17144 (TARGET_LEGITIMATE_ADDRESS_P): New.
17146 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17147 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17148 * config/i386/i386.c (legitimate_address_p): Rename to...
17149 (ix86_legitimate_address_p): ... this, make static.
17150 (constant_address_p): Move after it, adjust call.
17151 (TARGET_LEGITIMATE_ADDRESS_P): New.
17153 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17154 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17155 * config/avr/avr.c (legitimate_address_p): Rename to...
17156 (avr_legitimate_address_p): ... this, make static.
17157 (legitimize_address): Adjust call.
17158 (TARGET_LEGITIMATE_ADDRESS_P): New.
17160 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17161 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17162 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17163 (TARGET_LEGITIMATE_ADDRESS_P): New.
17165 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17166 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17167 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17168 (TARGET_LEGITIMATE_ADDRESS_P): New.
17170 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17171 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17173 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17175 (TARGET_LEGITIMATE_ADDRESS_P): New.
17177 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17178 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17180 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17182 (m68hc11_legitimate_address_p): ... this, make static.
17183 (go_if_legitimate_address_internal): Rename to...
17184 (m68hc11_legitimate_address_p_1): ... this.
17185 (legitimize_address): Adjust call.
17186 (TARGET_LEGITIMATE_ADDRESS_P): New.
17188 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17189 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17190 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17191 (TARGET_LEGITIMATE_ADDRESS_P): New.
17193 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17194 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17195 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17196 (mn10300_legitimate_address_p): ... this, make static.
17197 (TARGET_LEGITIMATE_ADDRESS_P): New.
17199 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17200 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17201 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17202 (TARGET_LEGITIMATE_ADDRESS_P): New.
17204 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17205 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17206 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17207 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17208 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17209 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17210 (rs6000_legitimate_address_p): ... this, make static.
17211 (TARGET_LEGITIMATE_ADDRESS_P): New.
17212 (REG_MODE_OK_FOR_BASE_P): Delete.
17213 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17215 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17216 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17218 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17219 static, adjust types.
17220 (TARGET_LEGITIMATE_ADDRESS_P): New.
17222 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17223 * config/score/score.c (score_address_p): Rename to...
17224 (score_legitimate_address_p): ... this.
17225 (TARGET_LEGITIMATE_ADDRESS_P): New.
17226 * config/score/score3.c (score3_address_p): Rename to...
17227 (score3_legitimate_address_p): ... this.
17228 * config/score/score7.c (score7_address_p): Rename to...
17229 (score7_legitimate_address_p): ... this.
17231 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17232 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17233 GO_IF_LEGITIMATE_ADDRESS): Delete.
17234 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17235 thumb2_legitimate_address_p): Delete.
17236 (arm_legitimate_address_p): Rename to...
17237 (arm_legitimate_address_outer_p): ... this.
17238 * config/arm/constraints.md ("Uq"): Adjust call.
17239 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17240 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17242 (arm_legitimate_address_outer_p): ... this.
17243 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17245 (TARGET_LEGITIMATE_ADDRESS_P): New.
17247 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17248 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17249 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17250 (TARGET_LEGITIMATE_ADDRESS_P): New.
17252 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17253 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17254 * config/vax/vax.c (legitimate_address_p): Rename to...
17255 (vax_legitimate_address_p): ... this, make static.
17256 (TARGET_LEGITIMATE_ADDRESS_P): New.
17258 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17259 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17260 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17261 (TARGET_LEGITIMATE_ADDRESS_P): New.
17263 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17264 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17265 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17266 (mmix_legitimate_address_p): ... this, make static.
17267 (TARGET_LEGITIMATE_ADDRESS_P): New.
17269 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17270 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17271 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17272 (TARGET_LEGITIMATE_ADDRESS_P): New.
17274 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17276 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17277 of MODE_COMPLEX_INT.
17279 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17281 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17282 LCT_NORMAL in function call.
17283 * mips-tdump.c (print_file_desc): Add cast to enum type.
17284 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17285 (mark_stabs): Add casts to enum types.
17286 (parse_stabs_common): Add casts to enum types.
17288 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17290 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17291 Check for invalid values of LETTER.
17293 2009-05-13 Taras Glek <tglek@mozilla.com>
17295 * attribs.c (register_attribute): moved out attribute registration
17296 into register_attribute.
17297 * doc/plugins.texi: Documented register_attribute and
17299 * gcc-plugin.h: Added forward decl for register_attribute.
17300 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17301 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17302 PLUGIN_ATTRIBUTES boilerplate.
17304 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17306 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17307 values even in sentinel and empty entries.
17308 (ms_printf_flag_specs): Likewise.
17309 (ms_scanf_flag_specs): Likewise.
17310 (ms_strftime_flag_specs): Likewise.
17311 (ms_print_char_table): Likewise.
17312 (ms_scan_char_table): Likewise.
17313 (ms_time_char_table): Likewise.
17315 2009-05-13 Doug Kwan <dougkwan@google.com>
17317 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17319 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17321 * config/mips/mips.md (store): Add attributes for QI and HI.
17323 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17324 (truncdi<mode>2): ... this new pattern.
17326 2009-05-13 Brad Hards <bradh@kde.org>
17328 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17330 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17331 Ben Elliston <bje@au.ibm.com>
17333 PR middle-end/40035
17334 * dse.c (check_mem_read_rtx): Guard against width == -1.
17336 2009-05-13 Michael Matz <matz@suse.de>
17338 PR middle-end/39976
17339 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17340 (trivially_conflicts_p): New function.
17341 (insert_backedge_copies): Use it.
17343 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17345 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17346 (handle_stdc_pragma): Use new enum constant names.
17347 (handle_pragma_float_const_decimal64): Ditto.
17349 2009-05-13 Ian Lance Taylor <iant@google.com>
17351 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17354 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17356 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17357 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17359 * config/m68k/m68k.h (FL_UCLINUX): Define.
17361 2009-05-13 Jan Hubicka <jh@suse.cz>
17363 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17365 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17367 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17368 unless -fschedule-insns is specified.
17370 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17373 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17374 TARGET_EXPAND_CBRANCHDI4.
17375 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17376 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17377 (cmpeqdi): Fix comment.
17379 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17381 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17382 (sh_legitimate_address_p): Likewise.
17383 * config/sh/sh.c (sh_legitimate_index_p): New.
17384 (sh_legitimate_address_p): Likewise.
17385 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17386 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17387 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17388 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17389 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17390 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17391 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17392 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17393 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17395 2009-05-12 Jan Hubicka <jh@suse.cz>
17397 * tree-inline.c (estimate_operator_cost): Add operands;
17398 when division happens by constant, it is cheap.
17399 (estimate_num_insns): Loads and stores are not having cost of 0;
17400 EH magic stuff is cheap; when computing runtime cost of switch,
17401 use log2 base of amount of its cases; builtin_expect has cost of 0;
17402 compute cost for moving return value of call.
17403 (init_inline_once): Initialize time_based flags.
17404 * tree-inline.h (eni_weights_d): Add time_based flag.
17406 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17408 * df-core.c: Update head documentation.
17410 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17413 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17414 shadowing exisiting variable op1.
17416 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17419 * config/i386/driver-i386.c (processor_signatures): New enum.
17420 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17421 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17422 processor signature to detect geode processor.
17424 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17428 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17430 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17431 causes spurious differences between trunk and cond-optab branch.
17433 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17435 * dojump.c (compare_from_rtx): Delete.
17436 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17437 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17438 if the comparison does not satisfy the predicate; test predicates for
17439 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17440 further if one existing pattern fails.
17441 * expr.h (compare_from_rtx): Delete.
17442 (prepare_operand): Declare it.
17443 * optabs.c: Change "lib call" to "libcall" throughout.
17444 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17445 HAVE_conditional_trap, emit_cmp_insn): Delete.
17446 (can_compare_p): Delete cmp_optab case.
17447 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17448 Accept other parameters by value.
17449 (prepare_operand): Make non-static.
17450 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17451 other parameters by value. Try to widen operands here based on
17452 an optab_methods argument and looking at cbranch_optab.
17453 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17454 loop. Use cbranch_optab directly.
17455 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17456 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17458 (emit_conditional_move, emit_conditional_add): Inline what's needed
17459 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17460 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17461 with COMPARE. Move cmov_optab and cstore_optab above
17462 with cbranch_optab, move cmp_optab down with ucmp_optab,
17463 remove tst_otpab. Do not initialize trap_rtx.
17464 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17465 for trap code. Do not check HAVE_conditional_trap. Use
17466 prepare_cmp_insn. Accept no predicate for operand 3.
17467 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17468 (OTI_ctrap, ctrap_optab): New.
17469 (tst_optab): Delete.
17470 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17471 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17472 with lookup of ctrap_optab.
17473 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17475 (ctrap_optab): New.
17477 * combine.c (combine_simplify_rtx, simplify_set): Do not
17478 special case comparing against zero for cc0 machines.
17479 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17480 COMPARE on cc0 machines.
17481 (simplify_relational_operation): Return a new expression when
17482 a COMPARE could be removed.
17483 * final.c (final_scan_insn): Compare cc_status values
17484 against LHS of a (compare FOO (const_int 0)) cc0 source.
17485 Also check if cc_status.value is the full compare.
17487 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17488 (cstoreMM4): Document.
17489 (conditional_trap): Document ctrapMM4 instead.
17490 (sync_compare_and_swapMM): Refer to cbranchcc4.
17491 (Dependent Patterns): Eliminate obsolete information referring to
17492 the old jump optimization phase.
17493 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17494 of compares with 0 on cc0 machines.
17495 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17496 avoiding references to cc0. Remove text about storing operands
17498 * doc/tm.texi (Condition Codes): Include blurb on different
17499 condition code representations, separate into subsections for
17500 CC0, MODE_CC and conditional execution.
17502 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17503 alpha_emit_setcc): Accept operands and a machine mode.
17504 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17505 Get code/op0/op1 from operands, use machine mode argument
17506 instead of alpha_compare.fp_p. Emit the branch here.
17507 (alpha_emit_setcc): Likewise, and return boolean.
17508 (alpha_emit_conditional_move): Likewise. Assert that
17509 cmp_op_mode == cmp_mode, and simplify accordingly.
17510 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17511 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17512 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17514 (stack probe test): Use cbranchdi4.
17515 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17517 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17518 * config/arc/arc.h (movsicc, movsfcc): Use it.
17519 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17520 (cbranchsi4, cstoresi4): New.
17521 (cmpsi, bCC and sCC expanders): Remove.
17523 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17524 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17525 * config/arm/predicates.md (arm_comparison_operator): Only include
17526 floating-point operators if there is a hardware floating-point unit.
17527 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17528 deferring to cbranch_cc and cstore_cc respectively.
17529 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17530 cbranch_cc, cstore_cc): New.
17531 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17533 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17535 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17536 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17538 (adjust_insn_length): Adjust calls.
17539 (avr_reorg): Handle (compare (foo) (const_int 0)).
17540 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17541 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17542 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17543 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17545 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17546 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17548 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17549 (cbranchsi4, cstorebi4, cstoresi4): New.
17550 (movbisi): This insn is duplicate, split it to zero_extend.
17551 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17552 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17553 (bfin_optimize_loop): Use cbranch expander.
17554 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17555 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17556 (bfin_bimode_comparison_operator): ... this.
17557 (bfin_direct_comparison_operator): New.
17559 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17560 inside (compare FOO (const_int 0)).
17561 (cris_rtx_costs): Handle ZERO_EXTRACT.
17562 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17563 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17564 (*tstdi_v32): Delete.
17565 (*cmpdi_non_v32): Add M alternative for operand 1.
17566 (cmpsi, cmp<mode>): Make private.
17567 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17569 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17571 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17572 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17573 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17574 (cc_reg_operand): New.
17575 (any_cond): Delete.
17576 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17577 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17578 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17579 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17580 crx_expand_scond): Delete.
17582 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17584 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17585 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17587 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17588 cstoresi4, cstoresf4, cstoredf4): New.
17589 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17590 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17591 Receive the entire operands array.
17592 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17593 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17594 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17595 Get test/op0/op1 from the operands array.
17596 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17598 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17599 (h8300_expand_store): New.
17600 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17602 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17603 (h8300_expand_store): New.
17604 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17605 or do not try to produce (set (cc0) REG).
17606 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17607 change a compare into a move to a scratch register. Disable some
17608 peepholes when comparing with zero.
17609 (tstsi, tsthi, tstsi, cmpqi): Make private.
17611 (bCC, sCC): Delete.
17612 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17615 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17616 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17617 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17618 (ix86_emit_i387_log1p): Use cbranchxf2.
17619 (ix86_expand_setcc): Return void.
17620 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17621 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17622 cmp<MODEF>, cmpcc): Remove.
17623 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17624 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17625 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17626 (sCC and bCC expanders): Remove.
17627 (stack_protect_test): Use cbranchcc4.
17629 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17631 (ia64_expand_compare): Accept three rtx by reference and return void.
17632 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17633 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17634 from *expr. Update *expr with the BImode comparison to do.
17635 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17636 cmptf, bCC, sCC, conditional_trap): Delete.
17637 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17638 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17639 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17640 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17641 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17643 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17644 type of last argument.
17645 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17646 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17647 use machine mode argument instead of branch_type. Remove dead
17648 code for floating-point comparisons.
17649 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17650 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17652 (cbranchsi4, cstoresi4): New.
17653 * config/iq2000/predicates.md (reg_or_const_operand): New.
17655 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17656 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17657 (b<code>_op): Rewrite to...
17658 (bcc_op): ... this, using match_operator.
17659 (s<code>_op): Rewrite to...
17660 (scc_op): ... this, using match_operator.
17661 (s<code>_24_op): Rewrite to...
17662 (scc_op_24): ... this, using match_operator.
17663 (s<code>_<mode>): Rewrite to...
17664 (cstore<mode>4): ... this, using match_operator.
17665 (s<code>_<mode>_24): Rewrite to...
17666 (cstore<mode>4_24): ... this, using match_operator.
17667 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17668 m32c_unpend_compare, m32c_expand_scc): Delete.
17669 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17670 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17671 (m32c_expand_movcc): Change NE to EQ if necessary.
17672 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17674 * config/m32r/m32r-protos.h (gen_cond_store): New.
17675 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17676 (gen_cond_store): New, from sCC patterns.
17677 (m32r_expand_block_move): Use cbranchsi4.
17678 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17679 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17680 (cbranchsi4, cstoresi4): New.
17682 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17684 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17685 (m68hc11_notice_update_cc): Look into a compare with 0.
17686 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17688 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17689 cmphi, cmpqi, bCC): Delete.
17690 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17691 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17692 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17695 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17696 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17697 * config/m68k/constraints.md (H): New.
17698 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17699 the define_insn below.
17700 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17701 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17702 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17703 patterns): Wrap RHS with COMPARE.
17704 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17705 (*cmpdi_internal): Name this pattern.
17706 (cmpdi): Change to define_insn.
17707 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17708 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17709 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17711 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17712 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17713 (conditional_trap): Change to...
17714 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17715 (*conditional_trap): Use the ordered_comparison_operator and
17716 const1_operand predicates.
17717 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17718 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17719 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17720 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17722 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17723 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17724 (mcore_gen_compare): New.
17725 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17726 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17727 (mcore_gen_compare): ... this.
17728 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17729 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17730 (stack probe pattern): Use cbranchsi4.
17732 * config/mips/predicates.md (mips_cstore_operator): New.
17733 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17734 * config/mips/mips.md (any_cond): Delete.
17735 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17737 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17738 fixuns_truncsfdi2): Use cbranch patterns.
17739 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17740 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17741 Adjust call to mips_expand_conditional_branch.
17742 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17744 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17745 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17746 * config/mips/mips.c (cmp_operands): Delete.
17747 (mips_emit_compare): Get comparison operands from *op0/*op1.
17748 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17749 that it succeeds. Use op0/op1 instead of cmp_operands.
17750 (mips_expand_conditional_branch, mips_expand_conditional_move,
17751 mips_expand_conditional_trap): Likewise.
17752 (mips_block_move_loop): Use cbranch patterns.
17753 * config/mips/mips.h (cmp_operands): Delete.
17755 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17756 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17757 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17758 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17759 (*cmpcc_folded): Rename to...
17760 (*cmpdi_folded): this.
17761 (*cmpcc): Rename to...
17763 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17766 (cbranchdf4): New. Handle invalid comparisons here.
17767 * config/mmix/predicates.md (float_comparison_operator): New.
17769 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17770 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17771 * config/mn10300/mn10300.md (tst): Delete.
17772 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17773 Name these patterns and wrap RHS in a compare.
17774 (*cmpsi): Make this pattern private. Include tst.
17775 (*cmpsf): Make this pattern private.
17776 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17777 (compare with zero peepholes): Likewise.
17779 (cbranchsi4, cbranchsf4): New.
17780 (casesi): Use cbranchsi4.
17782 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17783 hppa_branch_type): Delete.
17784 (return_addr_rtx): Use cbranchsi4.
17785 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17786 Emit CCFPmode comparison here.
17787 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17788 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17789 hppa_branch_type): Delete.
17790 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17791 (movsicc, movdicc): Remove references to hppa_compare_op0,
17792 hppa_compare_op1 and compare_from_rtx.
17793 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17794 (casesi): Use cbranchsi4.
17796 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17797 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17798 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17799 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17800 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17802 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17803 (*branch, *branch_inverted): New.
17805 * config/picochip/picochip.md (cbranchhi4): Use
17806 ordered_comparison_operator.
17807 (cmphi, bCC): Remove.
17809 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17810 (trap_comparison_operator): Delete.
17811 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17812 rs6000_emit_cbranch): Accept mode and operands.
17813 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17814 rs6000_compare_fp_p): Delete.
17815 (rs6000_generate_compare): Accept mode and comparison. Extract code
17816 and op0/op1 from there. Replace references to rs6000_compare_op0
17817 and rs6000_compare_op1.
17818 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17819 extract result from passed operands.
17820 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17821 extract loc from passed operands.
17822 (rs6000_emit_cmove): Likewise.
17823 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17824 rs6000_compare_fp_p): Delete.
17825 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17826 (cbranch<GPR>4, cbranch<FP>4): New.
17827 (cstore<mode>4): New. Consolidate here all choices about when to use
17828 portable or specialized sCC sequences.
17829 (stack_protect_test): Use cbranchsi4.
17830 (conditional_trap): Replace with ctrap<GPR>4.
17831 (conditional trap insn): Replace trap_comparison_operator with
17832 ordered_comparison_operator.
17834 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17835 (s390_emit_prologue): Use ctrap.
17836 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17837 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17838 New predicates replacing...
17839 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17840 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17841 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17842 (add<mode>cc): Do not use s390_compare_op0/op1.
17843 (s<code>): Change to...
17844 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17845 (seq): Change to...
17846 (cstorecc4): ... this. Handle EQ or NE equally.
17847 (*sne): Un-privatize for use in cstorecc4.
17848 (b<code>): Change to...
17849 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17850 (conditional_trap): Replace with...
17851 (ctrap<GPR>4, ctrap<FP>4): ... these.
17852 (stack_protect): Use cbranchcc4.
17854 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17855 * config/score/score-protos.h (score_gen_cmp): Delete.
17856 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17857 (score_block_move-loop): Use cbranchsi4.
17858 * config/score/score.md (cbranchsi4): New.
17859 (cmpsi, bCC): Delete.
17860 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17861 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17862 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17863 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17864 * config/score/score3.h (score3_gen_cmp): Delete.
17865 * config/score/score7.h (score7_gen_cmp): Delete.
17867 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17868 (sh_emit_scc_to_t): ... this. Return void.
17869 (from_compare): Rename to...
17870 (sh_emit_compare_and_branch): ... this.
17871 (sh_emit_compare_and_set): New.
17872 (sh_expand_t_scc): Accept operands.
17873 * config/sh/predicates.md (sh_float_comparison_operator): New.
17874 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17875 (prepare_scc_operands): Rename to...
17876 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17878 (sh_emit_cheap_store_flag): New.
17879 (sh_emit_set_t_insn): New.
17880 (from_compare): Rename to...
17881 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17882 handling of TARGET_SH2E floating point to avoid recursive call.
17883 Generate branch here.
17884 (sh_emit_compare_and_set): New.
17885 (sh_expand_t_scc): Get op0/op1 from arguments.
17886 (sh_emit_cheap_store_flag): New.
17887 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17889 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17890 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17891 (movsicc, movdicc): Do nothing when it recreated operands from
17892 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17893 prepare_scc_operands (now sh_emit_scc_to_t).
17894 (udivdi3): Use cstoresi4.
17895 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17896 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17897 (cbranchint4_media, cbranchfp4_media): New.
17898 (casesi): Use cbranchdi4.
17899 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17901 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17902 (movnegt): Remove second operand.
17903 (cbranchsf4, cbranchdf4): New.
17904 (stack_protect): Use cbranchdi4/cbranchsi4.
17906 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17907 (gen_compare_reg): Accept comparison, extract part of it to...
17908 (gen_compare_reg_1): ... this.
17909 (gen_compare_operator): Delete.
17910 (gen_v9_scc): Accept separate destination, comparison code and arms.
17911 Do not use sparc_compare_op0/sparc_compare_op1.
17912 (emit_scc_insn, emit_conditional_branch_insn): New.
17913 (emit_v9_brxx): Make static. Remove useless assertion.
17914 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17916 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17917 * config/sparc/sparc-protos.h (gen_compare_reg,
17918 sparc_emit_float_lib_cmp): Adjust prototype.
17919 (emit_scc_insn, emit_conditional_branch_insn): New.
17920 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17921 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17922 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17923 iterators to the top.
17924 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17925 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17926 snedi_special_trunc): Delete.
17927 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17928 and snedi_special_trunc.
17929 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17930 cbranchdi4, cbranch<F:mode>4): New.
17931 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17932 here. Use gen_compare_reg instead of gen_compare_operator.
17933 (conditional_trap): Replace with...
17934 (ctrapsi4, ctrapdi4): ... this.
17935 (stack_protect_test): Use cbranchcc4.
17937 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17939 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17940 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17941 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17942 from operands[0] or operands[3] depending on is_set.
17943 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17944 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17945 cmpdf, bCC), sCC: Remove.
17946 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17947 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17949 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17950 spu_emit_branch_or_set.
17952 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17954 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17955 xstormy16_compare_op1): Delete.
17956 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17957 xstormy16_compare_op1): Delete.
17958 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17960 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17961 (cmphi, cmpsi, bCC): Remove.
17963 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17964 (*cmpsi): ... this one.
17965 (cbranchsi4, cstoresi4): New.
17966 (bCC expanders): Delete.
17967 (sCC insns): Fold into...
17968 (*setcc): ... this one.
17969 (casesi): Do not use gen_cmpsi and gen_bgtu.
17970 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17971 (movsicc): Simplify.
17972 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17974 * config/vax/vax-protos.h (cond_name): New.
17975 (vax_output_conditional_branch): Remove.
17976 * config/vax/vax.c (cond_name): New.
17977 (vax_output_conditional_branch): Remove.
17978 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17979 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17980 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17981 (bit<VAXint>): Wrap source with (compare).
17982 (b<code> and following unnamed pattern): Rename to *branch and
17983 *branch_reversed. Change macroization to match_operator.
17984 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17986 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17987 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17988 Change last argument to machine_mode.
17989 (xtensa_expand_scc): Add machine_mode argument.
17990 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17991 (gen_conditional_move, xtensa_expand_conditional_branch,
17992 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17993 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17994 Adjust operand numbers.
17995 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17997 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17998 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17999 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18001 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18003 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18004 causes spurious differences between trunk and cond-optab branch.
18006 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18009 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18011 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18013 * tree.c (iterative_hash_pointer): Delete.
18014 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18015 Hash UIDs and versions of SSA names. Don't special-case built-in
18016 function declarations.
18018 2009-05-11 Ian Lance Taylor <iant@google.com>
18021 * graphite.c: Force -Wc++-compat to only be a warning before
18022 #including "cloog/cloog.h".
18024 2009-05-11 Martin Jambor <mjambor@suse.cz>
18026 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18028 2009-05-11 Jan Hubicka <jh@suse.cz>
18030 * tree-ssa-loop-ivcanon.c: Include target.h
18031 (struct loop_size): new structure.
18032 (constant_after_peeling): New predicate.
18033 (tree_estimate_loop_size): New function.
18034 (estimated_unrolled_size): Rewrite for new estimates.
18035 (try_unroll_loop_completely): Use new estimates.
18036 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18038 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18040 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18041 libcpp interface change.
18042 (spu_macro_to_expand): Likewise.
18044 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18046 PR tree-optimization/40026
18047 * gimplify.c (gimplify_init_constructor): Change initial conditional
18048 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18049 optimize_compound_literals_in_ctor.
18051 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18053 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18055 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18057 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18059 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18060 HOST_WIDE_INT for gap.
18062 2009-05-11 Ira Rosen <irar@il.ibm.com>
18064 PR tree-optimization/40074
18065 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18066 account in group size and step comparison.
18068 2009-05-11 Richard Guenther <rguenther@suse.de>
18070 * passes.c (init_optimization_passes): Strip now incorrect comment.
18071 (execute_function_todo): Do not set PROP_alias.
18072 * tree-pass.h (PROP_alias): Remove.
18073 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18074 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18075 * tree-nrv.c (pass_return_slot): Likewise.
18076 * tree-object-size.c (pass_object_sizes): Likewise.
18077 * tree-ssa-dom.c (pass_dominator): Likewise.
18078 (pass_phi_only_cprop): Likewise.
18079 * tree-ssa-dse.c (pass_dse): Likewise.
18080 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18081 (pass_cselim): Likewise.
18082 * tree-ssa-pre.c (pass_pre): Likewise.
18083 (pass_fre): Likewise.
18084 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18085 * tree-ssa-sink.c (pass_sink_code): Likewise.
18086 * tree-stdarg.c (pass_stdarg): Likewise.
18087 * tree-tailcall.c (pass_tail_calls): Likewise.
18088 * tree-vrp.c (pass_vrp): Likewise.
18090 2009-05-10 Ian Lance Taylor <iant@google.com>
18092 * basic-block.h (enum profile_status): Break out of struct
18093 control_flow_graph.
18094 * cgraph.h (struct inline_summary): Break out of struct
18096 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18097 of struct cgraph_order_sort.
18098 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18099 * cse.c (struct branch_path): Break out of struct
18100 cse_basic_block_data.
18101 * except.h (enum eh_region_type): Break out of struct eh_region.
18102 * gcc.c (enum add_del): Break out of struct modify_target.
18103 * genrecog.c (enum decision_type): Break out of struct decision_test.
18104 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18106 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18107 * regmove.c (enum match_use): New enum, broken out of struct match.
18108 * sched-int.h (enum post_call_group): New enum, broken out of
18110 (struct deps_reg): Break out of struct deps.
18111 * target.h (struct asm_int_op): Break out of struct gcc_target.
18112 * tree-eh.c (struct goto_queue_node): Break out of struct
18114 * tree-inline.h (enum copy_body_cge_which): Break out of
18116 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18118 * c-decl.c (in_struct, struct_types): New static variables.
18119 (pushtag): Add loc parameter. Change all callers.
18120 (lookup_tag): Add ploc parameter. Change all callers.
18121 (check_compound_literal_type): New function.
18122 (parser_xref_tag): Add loc parameter. Change all callers. If
18123 -Wc++-compat, warn about struct/union/enum types defined within a
18125 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18126 and loc parameters. Change all callers. Change error calls to
18127 error_at, using loc. For a redefinition, if the location of the
18128 original definition is known, report it. Set in_struct and
18129 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18130 (finish_struct): Add new parameters enclosing_in_struct and
18131 enclosing_struct_types. Change all callers. Set
18132 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18133 in the struct. If in a struct, add this struct to struct_types.
18134 (start_enum): Add loc parameter. Change all callers. Use
18135 error_at for errors, using loc. For a redefinition, if the
18136 location of the original definition is known, report it. If in a
18137 struct, add this enum type to struct_types. If -Wc++-compat warn
18138 if in sizeof, typeof, or alignof.
18139 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18140 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18141 (c_parser_enum_specifier): Get enum location for start_enum.
18142 (c_parser_struct_or_union_specifier): Get struct location for
18143 start_struct. Save in_struct and struct_types status between
18144 start_struct and finish_struct.
18145 (c_parser_cast_expression): Get location of cast.
18146 (c_parser_alignof_expression): Get location of type.
18147 (c_parser_postfix_expression): Likewise.
18148 (c_parser_postfix_expression_after_paren_type): Add type_loc
18149 parameter. Change all callers. Call check_compound_literal_type.
18150 Use type_loc for error about variable size type.
18151 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18152 of an enum constant from an enum type defined in a struct or union.
18153 (c_cast_expr): Add loc parameter. Change all callers. If
18154 -Wc++-compat, warn about defining a type in a cast.
18155 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18156 (start_enum, start_struct, finish_struct): Update declarations.
18157 (parser_xref_tag, c_cast_expr): Update declarations.
18158 (check_compound_literal_type): Declare.
18160 2009-05-11 Ben Elliston <bje@au.ibm.com>
18162 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18163 for recent libcpp interface change.
18164 (rs6000_macro_to_expand): Likewise.
18166 2009-05-10 Michael Matz <matz@suse.de>
18169 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18170 not at entry of function.
18172 2009-05-10 Richard Guenther <rguenther@suse.de>
18174 PR tree-optimization/40081
18176 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18177 using the main variant of the element type. Do not fiddle with
18178 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18180 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18181 structs with volatile fields.
18183 2009-05-10 Jan Hubicka <jh@suse.cz>
18185 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18186 (estimate_move_cost): Assert that it does not get called for
18188 (estimate_num_insns): Skip VOID types in argument handling.
18189 (optimize_inline_calls): Delete unreachable blocks and verify that
18190 callgraph is valid.
18192 2009-05-10 Jan Hubicka <jh@suse.cz>
18194 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18195 * cgraph.c (cgraph_mark_address_taken_node): New function.
18196 (dump_cgraph_node): Dump new flag.
18197 * cgraph.h (struct cgraph_node): Add address_taken.
18198 (cgraph_mark_address_taken_node): New function.
18199 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18200 since new direct calls can be born.
18202 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18204 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18205 tok->val.node.node.
18207 2009-05-10 Jan Hubicka <jh@suse.cz>
18209 PR middle-end/40084
18210 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18212 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18213 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18214 * tree-inline.c (copy_bb): Set frequency correctly.
18215 (fold_marked_statements): Update call to
18216 cgraph_update_edges_for_call_stmt.
18218 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18220 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18221 identifiers in diagnostics.
18222 * config/arm/arm.c (arm_handle_fndecl_attribute,
18223 arm_handle_isr_attribute): Likewise.
18224 * config/avr/avr.c (avr_handle_progmem_attribute,
18225 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18226 * config/bfin/bfin.c (handle_int_attribute,
18227 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18228 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18229 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18231 * config/darwin.c (darwin_handle_kext_attribute,
18232 darwin_handle_weak_import_attribute): Likewise.
18233 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18234 h8300_handle_eightbit_data_attribute,
18235 h8300_handle_tiny_data_attribute): Likewise.
18236 * config/i386/i386.c (ix86_handle_cconv_attribute,
18237 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18238 * config/i386/winnt.c (ix86_handle_shared_attribute,
18239 ix86_handle_selectany_attribute): Likewise.
18240 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18241 * config/m32c/m32c.c (function_vector_handler): Likewise.
18242 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18243 m68hc11_handle_fntype_attribute): Likewise.
18244 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18245 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18246 * config/mips/mips.c (mips_insert_attributes,
18247 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18248 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18249 rs6000_handle_struct_attribute): Likewise.
18250 * config/sh/sh.c (sh_insert_attributes,
18251 sh_handle_resbank_handler_attribute,
18252 sh_handle_interrupt_handler_attribute,
18253 sh2a_handle_function_vector_handler_attribute,
18254 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18256 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18257 * config/spu/spu.c (spu_handle_fndecl_attribute,
18258 spu_handle_vector_attribute): Likewise.
18259 * config/stormy16/stormy16.c
18260 (xstormy16_handle_interrupt_attribute): Likewise.
18261 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18262 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18264 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18266 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18267 (pp_translate_identifiers): New.
18268 (pp_identifier): Only conditionally translate identifier to locale
18270 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18271 (pp_base_tree_identifier): Only conditionally translate identifier
18272 to locale character set.
18273 * c-pretty-print.c (M_): Define.
18274 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18275 fragments for conditional translation with M_.
18276 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18277 identifier translation.
18279 2009-05-10 Richard Guenther <rguenther@suse.de>
18281 PR tree-optimization/40081
18282 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18283 using the main variant of the element type. Do not fiddle with
18284 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18286 2009-05-09 Jan Hubicka <jh@suse.cz>
18288 PR middle-end/40080
18289 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18290 indirect calls; verify cgraph afterwards.
18292 2009-05-09 Jan Hubicka <jh@suse.cz>
18295 * ipa.c (update_inlined_to_pointer): New function.
18296 (cgraph_remove_unreachable_nodes): Use it.
18298 2009-05-09 Jan Hubicka <jh@suse.cz>
18300 * tree-eh.c (struct leh_state): Remove prev_try.
18301 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18302 not track prev_try.
18303 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18304 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18305 remove_eh_handler_and_replace, foreach_reachable_handler,
18306 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18307 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18308 (gen_eh_region_cleanup): Update prototype.
18310 2009-05-09 Jan Hubicka <jh@suse.cz>
18312 PR middle-end/40043
18313 * except.c (copy_eh_region): Always set prev_try.
18314 (redirect_eh_edge_to_label): Find outer try.
18315 (foreach_reachable_handler): When looking for prev try
18316 handle case where previous try is not going to be taken.
18318 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18320 PR tree-optimization/40049
18321 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18322 only vector/vector shifts, convert the type of the constant to the
18323 appropriate type to avoid building incorrect trees, which
18324 eventually have problems with garbage collection.
18326 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18328 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18329 -1 for complex floating-point types if honoring signed zeros.
18331 2009-05-08 Jan Hubicka <jh@suse.cz>
18333 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18334 argument; handle correctly when profile is absent.
18335 (build_cgraph_edges): Update.
18336 (rebuild_cgraph_edges): Update.
18337 * cgraph.c: Do not include varray.h.
18338 (cgraph_set_call_stmt_including_clones): New function.
18339 (cgraph_create_edge_including_clones): Likewise
18340 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18341 (cgraph_update_edges_for_call_stmt): Handle clones.
18342 (cgraph_remove_node): Handle clone tree.
18343 (cgraph_remove_node_and_inline_clones): New function.
18344 (dump_cgraph_node): Dump clone tree.
18345 (cgraph_clone_node): Handle clone tree.
18346 (clone_function_name): Bring here from tree-inline.c.
18347 (cgraph_create_virtual_clone): New function.
18348 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18349 (cgraph_clone_info): New function.
18350 (strut cgraph_node): Add clone_info and new clone tree pointers.
18351 (cgraph_remove_node_and_inline_clones,
18352 cgraph_set_call_stmt_including_clones,
18353 cgraph_create_edge_including_clones,
18354 cgraph_create_virtual_clone): Declare.
18355 (cgraph_function_versioning): Use VEC argument.
18356 (compute_call_stmt_bb_frequency): Update prototype.
18357 (cgraph_materialize_all_clones): New function.
18358 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18359 (ipcp_create_replace_map): Update to VECtors.
18360 (ipcp_update_callgraph): Use virtual clones.
18361 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18362 (ipcp_update_profiling): Do not update local profiling.
18363 (ipcp_insert_stage): Use VECtors and virtual clones.
18364 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18365 (clone_of_p): New function.
18366 (cgraph_preserve_function_body_p): Use clone tree.
18367 (cgraph_optimize): Materialize clones.
18368 (cgraph_function_versioning): Update for VECtors.
18369 (save_inline_function_body): Use clone tree.
18370 (cgraph_materialize_clone): New function.
18371 (cgraph_materialize_all_clones): Likewise.
18372 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18373 * ipa.c: Include gimple.h.
18374 (cgraph_remove_unreachable_nodes): Use clone tree.
18375 * ipa-prop.c (ipa_note_param_call): Update call to
18376 compute_call_stmt_bb_frequencycall.
18377 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18378 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18379 (copy_bb): Handle updating of clone tree; add new edge when new call
18381 (expand_call_inline): Be strict about every call having edge.
18382 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18383 (delete_unreachable_blocks_update_callgraph): New function.
18384 (tree_function_versioning): Use VECtors; always remove unreachable
18385 blocks and fold conditionals.
18386 * tree-inline.h: Do not include varray.h.
18387 (tree_function_versioning): Remove.
18388 * Makefile.in (GTFILES): Remove tree-inline.c
18389 * passes.c (do_per_function): Do only functions having body.
18390 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18393 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18394 Andrew Morrow <acm@google.com>
18397 * c-common.c (c_common_attribute_table): Permit deprecated
18398 attribute to take an optional argument.
18399 (handle_deprecated_attribute): If the optional argument to
18400 __attribute__((deprecated)) is not a string ignore the attribute
18401 and emit a warning.
18403 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18404 * c-typeck.c (build_component_ref): Likewise.
18405 (build_external_ref): Likewise.
18407 * toplev.c (warn_deprecated_use): Add an attribute argument.
18408 Emit the message associated with __attribute__((deprecated)).
18410 * toplev.h (warn_deprecated_use): Updated.
18412 * doc/extend.texi: Document new optional parameter to
18413 __attribute__((deprecated))
18415 2009-05-08 Michael Eager <eager@eagercon.com>
18417 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18418 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18420 2009-05-08 Richard Guenther <rguenther@suse.de>
18422 PR tree-optimization/40062
18423 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18424 Avoid exponential behavior.
18426 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18428 PR rtl-optimization/33928
18430 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18431 process_uses, build_single_def_use_links): New.
18432 (update_df): Update use_def_ref.
18433 (forward_propagate_into): Use get_def_for_use instead of use-def
18435 (fwprop_init): Call build_single_def_use_links and let it initialize
18437 (fwprop_done): Free use_def_ref.
18438 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18439 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18440 df_rd_simulate_one_insn): New.
18441 (df_rd_bb_local_compute_process_def): Update head comment.
18442 (df_chain_create_bb): Use the new RD simulation functions.
18443 * df.h (df_rd_simulate_artificial_defs_at_top,
18444 df_rd_simulate_one_insn): New.
18445 * opts.c (decode_options): Enable fwprop at -O1.
18446 * doc/invoke.texi (-fforward-propagate): Document this.
18448 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18451 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18452 and one complex operand specially.
18453 * tree-complex.c (some_nonzerop): Do not identify a real value as
18454 zero if flag_signed_zeros.
18456 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18458 PR rtl-optimization/33928
18459 * loop-invariant.c (record_use): Fix && vs. || mishap.
18461 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18463 PR rtl-optimization/33928
18464 * loop-invariant.c (struct use): Add addr_use_p.
18465 (struct def): Add n_addr_uses.
18466 (struct invariant): Add cheap_address.
18467 (create_new_invariant): Set cheap_address.
18468 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18469 (record_uses): Pass df_ref to record_use.
18470 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18473 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18475 * config/sh/sh.c: Do not include c-pragma.h.
18477 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18479 * config/spu/spu.c: Remove include of c-common.h.
18481 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18484 * c-common.h (mark_valid_location_for_stdc_pragma,
18485 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18486 clear_float_const_decimal64, float_const_decimal64_p): New.
18487 * c.opt (Wunsuffixed-float-constants): New.
18488 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18489 unsuffixed float constant, handle new warning.
18490 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18491 * c-decl.c (c_scope): New flag float_const_decimal64.
18492 (set_float_const_decimal64, clear_float_const_decimal64,
18493 float_const_decimal64_p): New.
18494 (push_scope): Set new flag.
18495 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18496 to use STDC pragmas.
18497 (c_parser_external_declaration): Ditto.
18498 (c_parser_compound_statement_nostart): Ditto.
18499 * c-pragma.c (valid_location_for_stdc_pragma,
18500 mark_valid_location_for_stdc_pragma,
18501 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18502 handle_pragma_float_const_decimal64): New.
18503 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18504 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18505 set_float_const_decimal64, clear_float_const_decimal64,
18506 float_const_decimal64_p): New dummy functions.
18507 * doc/extend.texi (Decimal Float): Remove statement that the
18508 pragma, and suffix for double constants, are not supported.
18509 * doc/invoke.texi (Warning Options): List new option.
18510 (-Wunsuffixed-float-constants): New.
18512 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18514 * config/i386/i386.c: Do not include c-common.h.
18516 2009-05-07 Mark Heffernan <meheff@google.com>
18518 * doc/invoke.texi (Debugging Options): Document change of debugging
18520 * opts.c (decode_options): Make dump_base_name relative to
18521 aux_base_name directory.
18523 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18525 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18526 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18528 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18530 * Makefile.in (install-plugin): Simplify a bit.
18532 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18534 * Makefile.in (OBJS-common): Add regcprop.o.
18536 * timevar.def (TV_CPROP_REGISTERS): New.
18537 * regrename.c (regrename_optimize): Return 0.
18538 (rest_of_handle_regrename): Delete.
18539 (pass_rename_registers): Point to regrename_optimize.
18540 (struct value_data_entry, struct value_data,
18541 kill_value_one_regno, kill_value_regno, kill_value,
18542 set_value_regno, init_value_data, kill_clobbered_value,
18543 kill_set_value, kill_autoinc_value, copy_value,
18544 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18545 replace_oldest_value_reg, replace_oldest_value_addr,
18546 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18547 debug_value_data, validate_value_data): Move...
18548 * regcprop.c: ... here.
18549 (rest_of_handle_cprop): Delete.
18550 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18552 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18554 PR middle-end/40057
18555 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18556 GEN_INT for 1 << bitnum.
18557 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18558 build_int_cst_type.
18560 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18562 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18563 Remove wrong description of "nand" operation.
18565 2009-05-06 Richard Guenther <rguenther@suse.de>
18566 Adam Nemet <anemet@caviumnetworks.com>
18568 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18569 comment. Add that if LHS is not a gimple register, then RHS1 has
18570 to be a single object (GIMPLE_SINGLE_RHS).
18572 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18574 * expr.c (get_def_for_expr): Move it up in the file.
18575 (store_field): When expanding a bit-field store, look at the
18576 defining gimple stmt for the masking conversion.
18578 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18580 PR middle-end/39986
18581 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18582 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18583 32-bit memcpy into long.
18585 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18587 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18588 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18590 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18591 instead of appending DW_OP_deref*.
18593 2009-05-06 Michael Matz <matz@suse.de>
18595 PR middle-end/40021
18596 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18597 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18599 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18601 * Makefile.in (install-plugin): Fix srcdir handling.
18603 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18605 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18606 when processing for not_regs_needed bitmap.
18607 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18608 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18609 handling it for rhs.
18611 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18613 * config/i386/i386.md (unnamed inc/dec peephole): Use
18614 optimize_insn_for_size_p instead of optimize_size.
18615 * config/i386/predicates.md (incdec_operand): Likewise.
18616 (aligned_operand): Likewise.
18617 * config/i386/sse.md (divv8sf3): Likewise.
18618 (sqrtv8sf2): Likewise.
18620 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18622 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18624 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18626 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18628 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18629 ssemodesuffixf2c with avxmodesuffixf2c.
18631 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18634 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18636 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18638 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18639 (struct tree_base): Adjust spacing for 8 bit boundaries.
18640 (struct tree_decl_common): Add decl_by_reference_flag bit.
18641 (DECL_BY_REFERENCE): Adjust.
18642 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18643 print DECL_BY_REFERENCE bit.
18644 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18645 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18646 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18647 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18650 PR middle-end/39666
18651 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18652 range of the type, but default label is missing, add it with one
18653 of the existing labels instead of adding a new label for it.
18655 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18659 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18661 * Makefile.in (enable_plugin, plugin_includedir): New.
18662 (install): Depend on install-plugin.
18663 (PLUGIN_HEADERS): New.
18664 (install-plugin): New.
18665 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18667 2009-05-05 Richard Guenther <rguenther@suse.de>
18669 PR tree-optimization/40022
18670 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18672 (phivn_valid_p): Fix tuplification error, simplify.
18673 (phiprop_insert_phi): Add dumps.
18674 (propagate_with_phi): Simplify.
18676 2009-05-05 Richard Guenther <rguenther@suse.de>
18678 PR middle-end/40023
18679 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18681 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18683 * tree.h (strip_float_extensions): Remove duplicate declaration.
18684 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18685 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18686 block_ultimate_origin): Rearrange the declarations line to match the
18687 comment that indicates the .c file which the functions are defined.
18688 (dwarf2out_*, set_decl_rtl): Add comment.
18689 (get_base_address): Adjust comment.
18690 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18691 declarations line and add comment.
18692 (is_builtin_name): Add blank after function name, for clarity.
18694 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18696 * attribs.c (decl_attributes): Use %qE for identifiers in
18698 * cgraphunit.c (verify_cgraph_node): Translate function names to
18699 locale character set in diagnostics.
18700 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18702 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18703 Document that functions are named in UTF-8.
18704 * expr.c (expand_expr_real_1): Translate function names to locale
18705 character set in diagnostics.
18706 * gimplify.c (omp_notice_variable, omp_is_private,
18707 gimplify_scan_omp_clauses): Use %qE for identifiers in
18709 * langhooks.c (lhd_print_error_function): Translate function names
18710 to locale character set.
18711 * langhooks.h (decl_printable_name): Document that return value is
18712 in internal character set.
18713 * stmt.c: Include pretty-print.h
18714 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18716 (resolve_operand_name_1): Translate named operand name to locale
18718 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18720 * toplev.c (announce_function): Translate function names to locale
18722 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18723 (default_tree_printer): Use pp_identifier or translate identifiers
18724 to locale character set. Mark "<anonymous>" for translation.
18725 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18726 for identifiers in diagnostics.
18727 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18729 * varasm.c (output_constructor): Use %qE for identifiers in
18732 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18734 * configure.ac: use ` ` instead of $()
18735 * configure: Regenerate.
18737 2009-05-05 Ben Elliston <bje@au.ibm.com>
18739 * config/pa/linux-atomic.c: Eliminate conditional include of
18740 errno.h on non-LP64 systems to simplify build requirements.
18742 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18744 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18746 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18747 and pass value to identifier_to_locale.
18748 (warn_variable_length_array): Make name a tree.
18749 (grokdeclarator): Separate diagnostic texts for named and unnamed
18750 declarators. Use %qE for named declarators.
18751 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18753 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18754 identifiers in diagnostics.
18755 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18756 identifier_to_locale. Mark "anonymous" strings for translation.
18758 2009-05-04 Michael Eager <eager@eagercon.com>
18760 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18761 address for DImode/DFmode only if double-precision FP regs.
18763 2009-05-04 Michael Eager <eager@eagercon.com>
18765 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18766 TARGET_SINGLE_FLOAT check.
18768 2009-05-04 Michael Eager <eager@eagercon.com>
18770 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18772 2009-05-04 Michael Eager <eager@eagercon.com>
18774 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18775 * config/rs6000/t-xilinx: New
18777 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18779 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18780 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18781 * gcc/explow.c (memory_address): Use target hook.
18782 * gcc/targhooks.c (default_legitimize_address): New.
18783 * gcc/targhooks.h (default_legitimize_address): New.
18784 * gcc/target.h (legitimize_address): New.
18785 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18786 (TARGET_INITIALIZER): Include it.
18787 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18789 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18790 * config/bfin/bfin.c (legitimize_address): Remove.
18791 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18792 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18794 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18795 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18797 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18798 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18799 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18800 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18801 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18802 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18803 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18804 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18805 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18806 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18807 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18808 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18809 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18810 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18811 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18812 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18813 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18814 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18815 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18816 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18817 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18818 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18819 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18821 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18822 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18823 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18824 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18825 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18826 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18827 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18828 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18829 (thumb_legitimize_address): Delete.
18830 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18831 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18832 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18833 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18834 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18835 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18837 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18840 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18841 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18842 * config/m32r/m32r.c (m32r_legitimize_address): New.
18843 * config/m68k/m68k.c (m68k_legitimize_address): New.
18844 * config/score/score.c (score_legitimize_address): Standardize.
18845 * config/score/score3.c (score3_legitimize_address): Standardize.
18846 * config/score/score3.h (score3_legitimize_address): Adjust.
18847 * config/score/score7.c (score7_legitimize_address): Standardize.
18848 * config/score/score7.h (score7_legitimize_address): Adjust.
18849 * config/sh/sh.c (sh_legitimize_address): New.
18850 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18852 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18853 (s390_legitimize_address): ... this.
18854 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18855 (sparc_legitimize_address): ... this.
18856 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18857 (ix86_legitimize_address): ... this.
18858 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18859 (avr_legitimize_address): ... this.
18860 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18861 (mn10300_legitimize_address): ... this.
18862 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18863 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18864 (alpha_expand_mov): Adjust call.
18866 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18867 * config/spu/spu.c (spu_legitimize_address): Likewise.
18868 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18869 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18871 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18873 * intl.c (locale_encoding, locale_utf8): New.
18874 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18875 * intl.h (locale_encoding, locale_utf8): Declare.
18876 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18877 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18879 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18881 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18882 (pp_base_tree_identifier): Declare as function.
18883 (identifier_to_locale): Declare.
18884 * Makefile.in (pretty-print.o): Update dependencies.
18885 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18887 2009-05-04 Richard Guenther <rguenther@suse.de>
18889 PR middle-end/40015
18890 * builtins.c (fold_builtin_memory_op): Do not decay to element
18891 type if the size matches the whole array.
18893 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18895 * expmed.c (synth_mult): When trying out a shift, pass the result
18898 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18900 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18901 (shiftsub1_cost): New.
18902 (init_expmed): Compute shiftsub1_cost.
18903 (synth_mult): Optimize multiplications by constants of the form
18904 -(2^^m-1) for some constant positive integer m.
18906 2009-05-03 Richard Guenther <rguenther@suse.de>
18909 * c-typeck.c (array_to_pointer_conversion): Do not built
18910 ADDR_EXPRs of arrays of pointer-to-element type.
18911 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18912 up wrong ADDR_EXPRs after-the-fact.
18913 * c-common.c (strict_aliasing_warning): Strip pointer
18914 conversions for obtaining the original type.
18915 * builtins.c (fold_builtin_memset): Handle array types.
18916 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18919 2009-05-03 Richard Guenther <rguenther@suse.de>
18921 PR middle-end/23329
18922 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18923 Do not lose casts from array types with unknown extent to array
18924 types with known extent.
18925 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18926 alias set compatibility.
18928 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18930 * flags.h (extra_warnings): Delete.
18931 * toplev.c (process_options): Handle Wuninitialized here.
18932 * opts.c (extra_warnings): Delete.
18933 (set_Wextra): Delete.
18934 (common_handle_option): -Wextra can be handled automatically.
18935 * c-opts.c (c_common_handle_option): Delete obsolete code.
18936 (c_common_post_options): Simplify comment.
18937 * common.opt (W): Add Var.
18939 (Wuninitialized): Initialize to -1.
18941 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18942 Richard Guenther <rguenther@suse.de>
18944 * expr.c (get_def_for_expr): New function.
18945 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18946 SSA rather than trees.
18947 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18948 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18950 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18952 * c-common.c (reswords): Add _Imaginary.
18953 * c-common.c (enum rid): Add RID_IMAGINARY.
18955 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18957 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18958 Patch by Richard Guenther.
18960 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18962 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18963 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18964 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18965 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18966 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18967 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18968 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18969 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18970 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18971 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18972 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18973 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18974 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18975 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18976 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18977 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18978 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18979 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18981 2009-05-02 Richard Guenther <rguenther@suse.de>
18983 PR tree-optimization/39940
18984 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18987 2009-05-02 Richard Guenther <rguenther@suse.de>
18989 PR middle-end/40001
18990 * tree-ssa.c (execute_update_addresses_taken): Properly check
18991 if we can mark a variable DECL_GIMPLE_REG_P.
18992 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18993 back to the end of the function.
18994 (is_gimple_reg_type): Remove complex type special casing.
18995 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18998 2009-05-02 Ben Elliston <bje@au.ibm.com>
19000 * doc/collect2.texi (Collect2): Document search path behaviour
19001 when configured with --with-ld.
19003 2009-05-02 Jan Hubicka <jh@suse.cz>
19005 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19006 parameter; update callers.
19007 (coalesce_cost_edge): EH edges are costier because they needs
19008 splitting even if not critical and even more costier when there are
19009 multiple EH predecestors.
19011 2009-05-02 Jan Hubicka <jh@suse.cz>
19013 * except.c (remove_eh_handler_and_replace): Handle updating after
19014 removing TRY blocks.
19016 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19018 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19020 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19022 * varasm.c: Do not include c-pragma.h.
19023 * attribs.c: Do not incude c-common.h.
19025 2009-05-01 Michael Matz <matz@suse.de>
19027 * calls.c (initialize_argument_information): Handle SSA names like
19028 decls with a non MEM_P DECL_RTL.
19030 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19032 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19033 * ipa-utils.c: Likewise.
19034 * ipa-type-escape.c: Likewise.
19035 * cgraphunit.c Do not include c-common.h.
19036 * ipa-pure-const.c: Likewise.
19037 * tree-if-conv.c: Likewise.
19038 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19039 * ipa-struct-reorg.c: Likewise.
19040 * tree-nomudflap.c: Likewise.
19041 * tree-ssa-structalias.c: Likewise.
19043 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19045 * store-motion.c: Many cleanups to make this pass a first-class
19046 citizen instead of an appendix to gcse load motion. Add TODO list
19047 to make this pass faster/cleaner/better.
19049 (struct ls_expr): Post gcse.c-split cleanups.
19050 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19051 "stores" field to "avail_stores".
19052 (pre_ldst_mems): Rename to store_motion_mems.
19053 (pre_ldst_table): Rename to store_motion_mems_table.
19054 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19055 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19056 (ldst_entry): Rename to st_expr_entry, update users.
19057 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19058 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19059 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19061 (first_ls_expr): Rename to first_st_expr, update users.
19062 (next_ls_expr): Rename to next_st_expr, update users.
19063 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19064 fields properly for store motion instead of names inherited from load
19066 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19067 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19070 (ae_kill): Rename to st_kill, update users.
19071 (ae_gen): Rename to st_avloc, update users.
19072 (transp): Rename to st_transp, update users.
19073 (pre_insert_map): Rename to st_insert_map, update users.
19074 (pre_delete_map): Rename to st_delete_map, update users.
19075 (insert_store, build_store_vectors, free_store_memory,
19076 one_store_motion_pass): Update for abovementioned changes.
19078 (gcse_subst_count, gcse_create_count): Remove.
19079 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19080 and "n_stores_created", local variables.
19082 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19085 (regvec, compute_store_table_current_insn): Remove.
19086 (reg_set_info, reg_clear_last_set): Remove.
19087 (compute_store_table): Use DF caches instead of local dataflow
19090 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19092 * c-objc-common.c (c_tree_printer): Print identifiers with
19093 pp_identifier, not pp_string. Mark "({anonymous})" for
19095 * c-pretty-print.c (pp_c_ws_string): New.
19096 (pp_c_cv_qualifier, pp_c_type_specifier,
19097 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19098 pp_c_storage_class_specifier, pp_c_function_specifier,
19099 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19100 pp_c_primary_expression, pp_c_postfix_expression,
19101 pp_c_unary_expression, pp_c_shift_expression,
19102 pp_c_relational_expression, pp_c_equality_expression,
19103 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19104 use pp_string and pp_c_ws_string in place of pp_identifier and
19105 pp_c_identifier for non-identifiers. Mark English strings for
19107 * c-pretty-print.h (pp_c_ws_string): Declare.
19109 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19110 Roland McGrath <roland@redhat.com>
19112 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19113 (ENABLE_LD_BUILDID): New configuration option.
19114 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19115 (LINK_BUILDID_SPEC): New macro.
19116 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19118 * doc/install.texi: Document --enable-linker-build-id option.
19119 * configure: Rebuild.
19120 * config.in: Rebuild.
19122 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19124 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19125 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19126 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19127 MIPS_GP_SAVE_AREA_SIZE.
19128 * config/mips/mips.c (struct mips_frame_info): Update comment
19129 before arg_pointer_offset and hard_frame_pointer_offset.
19130 (mips_compute_frame_info): Update diagram before function: to
19131 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19132 indicate the position of frame_pointer_rtx with -fstack-protector and
19133 to show args_size. Don't allocate cprestore area for leaf functions
19134 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19136 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19138 2009-04-30 Michael Matz <matz@suse.de>
19140 PR tree-optimization/39955
19141 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19143 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19145 * ira.c (setup_cover_and_important_classes): Use safe macro
19146 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19148 * genpreds.c (write_tm_preds_h): Output suitable definition of
19149 REG_CLASS_FOR_CONSTRAINT.
19151 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19153 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19155 * bitmap.c (bitmap_descriptor): Likewise.
19156 * ggc-common.c (loc_descriptor): Likewise.
19157 * varray.c (varray_descriptor): Likewise.
19158 * vec.c (vec_descriptor): Likewise.
19160 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19162 * Makefile.in (dce.o): Add $(EXCEPT_H).
19163 * dce.c: Include except.h and delete redundant vector definitions.
19164 (deletable_insn_p): Return false for non-call insns that can throw
19167 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19169 * gcse.c (ae_gen): Remove.
19170 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19171 and make non-static function to make it available in store-motion.c.
19172 Update call sites with search-and-replace.
19173 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19174 extract_mentioned_regs, extract_mentioned_regs_helper,
19175 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19176 store_killed_in_insn, store_killed_after, store_killed_before,
19177 build_store_vectors, insert_insn_start_basic_block, insert-store,
19178 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19179 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19180 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19181 * store-motion.c: ...new file. Also copy data structures from gcse.c
19182 and clean up to remove parts not used by store motion.
19183 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19184 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19186 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19189 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19190 when optimizing for size.
19192 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19194 * gcse.c (gcse_constant_p): Fix typo in last change.
19196 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19198 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19200 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19202 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19204 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19206 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19207 CONST_HIGH_PART result.
19209 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19211 * config/avr/avr.c (initial_elimination_offset): Rename to
19212 avr_initial_elimination_offset.
19213 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19214 change return type to bool.
19215 (avr_can_eliminate): New function.
19216 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19217 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19218 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19219 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19220 avr_initial_elimination_offset.
19221 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19222 (avr_initial_elimination_offset): Define.
19224 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19225 Steven Bosscher <steven@gcc.gnu.org>
19227 PR rtl-optimization/39938
19228 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19229 * cfgrtl.c: Include insn-attr.h.
19230 (rest_of_pass_free_cfg): New function.
19231 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19232 * resource.c (init_resource_info): Remove call to df_analyze.
19234 2009-04-29 Richard Guenther <rguenther@suse.de>
19237 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19238 allow conversion to signed integers.
19240 2009-04-29 Richard Guenther <rguenther@suse.de>
19242 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19243 shifts of floating point vectors if the shift amount is
19244 a constant multiple of the element size.
19246 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19247 Michael Matz <matz@suse.de>
19249 PR middle-end/39927
19251 * tree-outof-ssa.c (emit_partition_copy): New function.
19252 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19253 insert_part_to_rtx_on_edge): Perform the partition base var
19254 copy using emit_partition_copy.
19255 (insert_value_copy_on_edge): Convert constants to the right mode.
19256 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19257 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19259 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19261 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19262 scan backwards to try to find a constant to initialize it.
19264 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19265 insn before the loop_end instruction, don't look past labels.
19267 2009-04-29 Richard Guenther <rguenther@suse.de>
19269 PR middle-end/39937
19270 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19271 loose type conversions.
19272 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19273 stmts only if there are no uses of its definition.
19275 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19277 * config/bfin/bfin.h (splitting_loops): Declare.
19278 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19279 Reorder bit definitions to be ascending.
19280 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19281 * config/bfin/bfin.c (splitting_loops): New variable.
19282 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19283 (struct loop_info): Remove members INIT and LOOP_INIT.
19284 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19285 the LSETUP sequence. Allow LC to be loaded from any register, but
19286 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19287 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19289 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19290 of reload_completed.
19293 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19295 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19297 * Makefile.in (PLUGIN_VERSION_H): New.
19298 (OBJS-common): Remove plugin-version.o.
19299 (plugin.o): Depend on (PLUGIN_VERSION_H).
19300 (plugin-version.o): Remove.
19301 * configure: Regenerate
19302 * configure.ac: Create plugin-version.h.
19303 * gcc-plugin.h (plugin_gcc_version): Remove.
19304 (plugin_default_version_check): Change signature.
19305 * plugin-version.c: Remove.
19306 * plugin.c: Include plugin-version.h.
19307 (str_plugin_gcc_version_name): Remove.
19308 (try_init_one_plugin): Pass gcc version to plugin_init.
19309 (plugin_default_version_check): Both gcc and plugin versions are now
19312 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19314 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19315 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19316 Remove special case testing for last insn of inner loops. Don't fail
19317 if the loop ends with a jump, emit an extra nop instead.
19319 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19320 DREGS rather than comparing directly. Remove code that tries to
19321 account for latencies.
19323 2009-04-29 Richard Guenther <rguenther@suse.de>
19325 PR tree-optimization/39941
19326 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19327 eliminating an indirect call.
19329 2009-04-29 Richard Guenther <rguenther@suse.de>
19331 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19332 parameter. Allow invariants as base if !require_lvalue.
19333 (verify_gimple_assign_single): Adjust.
19335 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19337 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19338 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19339 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19340 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19341 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19343 * config/bfin/bfin.c (bfin_expand_builtin,
19344 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19346 2009-04-28 Richard Guenther <rguenther@suse.de>
19348 * tree-vect-loop.c (get_initial_def_for_induction): Use
19349 correct types for pointer increment.
19351 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19353 * toplev.c (print_version): Update GMP version string calculation.
19355 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19357 PR rtl-optimization/39938
19358 * resource.c (init_resource_info): Add call to df_analyze.
19360 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19362 * config/alpha/alpha.md (usegp): Cast the result of
19363 alpha_find_lo_sum_using_gp to enum attr_usegp.
19364 * config/alpha/alpha.c (override_options): Remove end-of-structure
19365 marker element from cpu_table. Use array size of cpu_table to handle
19366 -mcpu and -mtune options.
19367 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19369 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19371 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19372 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19373 tune_32 and tune_64.
19374 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19375 support on PowerPC.
19376 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19377 * config/rs6000/option-defaults.h: ... here. New file.
19378 (OPT_64, OPT_32): Define.
19379 (MASK_64BIT): Define to 0 if not already defined.
19380 (OPT_ARCH64, OPT_ARCH32): Define.
19381 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19384 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19386 * config/arm/arm.c (arm_override_options): Emit error on using
19389 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19391 PR rtl-optimization/39914
19392 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19393 registers for allocnos created from user-defined variables only
19394 when not optimizing.
19396 2009-04-28 Richard Guenther <rguenther@suse.de>
19398 PR middle-end/39937
19399 * fold-const.c (fold_binary): Use distribute_real_division only
19402 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19404 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19405 add hpux-stdint.h to tm_file.
19406 (hppa[12]*-*-hpux11*): Ditto.
19407 (ia64*-*-hpux*): Ditto.
19408 * config/hpux-stdint.h: New.
19409 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19410 __STDC_EXT__ for all compiles.
19411 * config/pa/pa-hpux.h: Ditto.
19412 * config/pa/pa-hpux10.h: Ditto.
19413 * config/pa/pa-hpux11.h: Ditto.
19415 2009-04-28 Catherine Moore <clm@codesourcery.com>
19417 * debug.h (set_name): Add comment.
19419 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19422 * config/darwin.c (machopic_gen_offset): Check
19423 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19424 * config/arm/arm.c (require_pic_register): Likewise.
19426 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19428 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19429 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19430 m32c_promote_prototypes): Delete.
19432 2009-04-28 Michael Matz <matz@suse.de>
19434 PR middle-end/39922
19435 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19438 2009-04-28 Richard Guenther <rguenther@suse.de>
19440 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19442 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19444 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19445 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19446 * config/arm/arm-tune.md: Regenerate.
19448 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19450 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19451 block if there are complex incoming edges.
19452 (sel_merge_blocks): Remove useless assert.
19453 (sel_redirect_edge_and_branch): Check that edge was redirected.
19454 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19455 (sel_find_rgns): Delete declaration.
19456 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19457 the region when it is not a preheader.
19459 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19462 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19464 2009-04-28 Richard Guenther <rguenther@suse.de>
19466 * tree.h (SSA_NAME_VALUE): Remove.
19467 (struct tree_ssa_name): Remove value_handle member.
19468 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19469 array for jump threading.
19470 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19472 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19473 * tree-flow.h (threadedge_initialize_values): Declare.
19474 (threadedge_finalize_values): Likewise.
19475 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19476 (SSA_NAME_VALUE): Define.
19477 (threadedge_initialize_values): New function.
19478 (threadedge_finalize_values): Likewise.
19479 * tree-ssa-dom.c (ssa_name_values): New global variable.
19480 (SSA_NAME_VALUE): Define.
19481 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19483 2009-04-28 Ira Rosen <irar@il.ibm.com>
19485 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19486 Use REPORT_VECTORIZED_LOCATIONS instead
19487 REPORT_VECTORIZED_LOOPS.
19488 * tree-vectorizer.c (vect_verbosity_level): Make static.
19489 (vect_loop_location): Rename to vect_location.
19490 (vect_set_verbosity_level): Update comment.
19491 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19493 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19494 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19495 instead REPORT_UNVECTORIZED_LOOPS.
19496 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19497 and vect_loop_def to vect_external_def and vect_internal_def.
19498 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19499 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19500 REPORT_UNVECTORIZED_LOCATIONS.
19501 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19502 and vect_used_in_loop and to vect_unused_in_scope and
19503 vect_used_in_scope.
19504 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19505 (vect_verbosity_level): Remove declaration.
19506 (vect_analyze_operations): Likewise.
19507 (vect_analyze_stmt): Declare.
19508 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19509 REPORT_UNVECTORIZED_LOCATIONS.
19510 (vect_get_loop_niters): Fix indentation.
19511 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19512 (vect_analyze_loop_operations): New function.
19513 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19514 vect_analyze_operations.
19515 (vect_is_simple_reduction): Use new names.
19516 (vectorizable_live_operation, vect_transform_loop): Likewise.
19517 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19518 to specify whether the data references can be a part of interleaving
19520 (vect_analyze_data_ref_dependence): Use new names.
19521 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19522 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19523 * tree-vect-patterns.c (widened_name_p): Use new names.
19524 (vect_recog_dot_prod_pattern): Likewise.
19525 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19526 (process_use, vect_mark_stmts_to_be_vectorized,
19527 vect_model_simple_cost, vect_model_store_cost,
19528 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19529 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19530 vectorizable_operation, vectorizable_type_demotion,
19531 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19532 vectorizable_condition): Likewise.
19533 (vect_analyze_operations): Split into vect_analyze_loop_operations
19535 (vect_analyze_stmt): ... new function.
19536 (new_stmt_vec_info): Use new names.
19537 (vect_is_simple_use): Use new names and fix comment.
19538 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19539 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19541 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19544 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19545 and integer modes for x87 operands. Do not ICE for unsupported size,
19546 generate error instead. Generate error for unsupported operand types.
19547 ['z']: Do not handle HImode memory operands specially. Warning
19548 for floating-point operands. Fallthru to 'Z' for unsupported operand
19549 types. Do not ICE for unsupported size, generate error instead.
19550 (output_387_binary_op): Use %Z to output operands.
19551 (output_fp_compare): Ditto.
19552 (output_387_reg_move): Ditto.
19554 2009-04-28 Ben Elliston <bje@au.ibm.com>
19559 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19561 * builtins.c (c_strlen): Do not warn here.
19562 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19563 * c-common.c (pointer_int_sum): Take an explicit location.
19564 Warn about offsets out of bounds.
19565 * c-common.h (pointer_int_sum): Adjust declaration.
19567 2009-04-27 Ian Lance Taylor <iant@google.com>
19569 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19571 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19572 * df-core.c (df_set_flags): Change return type to int. Change
19573 type of old_flags to int.
19574 (df_clear_flags): Likewise.
19575 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19576 (df_get_conditional_uses): Likewise.
19577 * df.h (df_set_flags, df_clear_flags): Update declarations.
19578 * dwarf2out.c (struct indirect_string_node): Change type of form
19579 field to enum dwarf_form.
19580 (AT_string_form): Change return type to enum dwarf_form.
19581 * fixed-value.c (fixed_compare): Add cast to enum type.
19582 * fwprop.c (update_df): Change 0 to VOIDmode.
19583 * gensupport.c: Change 0 to UNKNOWN.
19584 * gimple.h (gimple_cond_code): Add cast to enum type.
19585 * haifa-sched.c (reemit_notes): Add cast to enum type.
19586 * hooks.c (hook_int_void_no_regs): Remove function.
19587 * hooks.h (hook_int_void_no_regs): Remove declaration.
19588 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19589 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19590 * real.c (real_arithmetic): Add cast to enum type.
19591 (real_compare): Likewise.
19592 * target.h (struct gcc_target): Change return type of
19593 branch_target_register_class to enum reg_class.
19594 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19595 default_branch_target_register_class.
19596 * targhooks.c (default_branch_target_register_class): New function.
19597 * targhooks.h (default_branch_target_register_class): Declare.
19598 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19599 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19601 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19603 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19604 vect_uninitialized_def. Change 0 to ERROR_MARK.
19605 * tree-vect-stmts.c (supportable_widening_operation): Don't
19606 initialize icode1 and icode2.
19607 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19608 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19610 (cmn_err_flag_specs): Change 0 to STD_C89.
19611 (cmn_err_char_table): Likewise.
19612 * config/arm/arm.c (get_arm_condition_code): Change type of code
19613 to enum arm_cond_code.
19614 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19615 (IWMMXT_BUILTIN2): Likewise.
19616 (neon_builtin_type_bits): Don't define typedef.
19617 (neon_builtin_datum): Change type of bits field to int.
19618 (arm_expand_neon_args): Add cast to enum type.
19619 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19621 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19622 casts to enum type.
19623 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19625 * config/mips/mips.md (jal_macro): Return enum constant.
19626 (single_insn): Likewise.
19627 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19629 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19630 casts to enum type.
19631 * config/s390/s390.c (s390_tune_flags): Change type to int.
19632 (s390_arch_flags): Likewise.
19633 (s390_handle_arch_option): Change flags field of struct pta to int.
19634 * config/s390/s390.h (s390_tune_flags): Update declaration.
19635 (s390_arch_flags): Likewise.
19636 * config/sh/sh.c (prepare_move_operands): Compare
19637 tls_symbolic_operand result with enum constant.
19638 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19639 (sh_expand_prologue): Add cast to enum type.
19640 (sh_expand_epilogue): Likewise.
19641 (tls_symbolic_operand): Change return type to enum tls_model.
19642 (fpscr_set_from_mem): Add cast to enum type.
19643 (legitimize_pic_address): Compare tls_symbolic_operand result with
19645 (sh_target_reg_class): Change return type to enum reg_class.
19646 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19648 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19649 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19650 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19651 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19652 (delayed_branch, tls_call_delay): Likewise.
19653 (eligible_for_sibcall_delay): Likewise.
19654 (eligible_for_return_delay): Likewise.
19655 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19656 (spu_expand_builtin_1): Likewise.
19658 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19659 for all types of conversions.
19660 (output_init_element): Issue -Wc++-compat warning if needed when
19661 initializing a bitfield with enum type.
19662 * c-parser.c (c_parser_expression): Set original_type to
19663 original_type of right hand operand of comma operator.
19665 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19667 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19669 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19670 * doc/cpp.texi (Standard Predefined Macros)
19671 (Implementation-defined behavior): Likewise.
19672 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19673 * doc/gimple.texi (GIMPLE Exception Handling)
19674 (@code{GIMPLE_ASSIGN}): Likewise.
19675 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19676 * doc/invoke.texi (Warning Options, Optimize Options)
19677 (AVR Options, Darwin Options): Likewise.
19678 (Optimize Options): Reformulate -fwhole-program description.
19679 * doc/loop.texi (Lambda): Likewise.
19680 * doc/md.texi (Output Template, Define Constraints)
19681 (Standard Names, Insn Splitting): Likewise.
19682 * doc/options.texi (Option properties): Likewise.
19683 * doc/passes.texi (Tree-SSA passes): Likewise.
19684 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19685 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19686 (File Names and DBX): Likewise.
19687 * doc/trouble.texi (Incompatibilities): Likewise.
19689 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19691 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19692 instruction is correct.
19694 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19696 Allow non-constant arguments to conversion intrinsics.
19697 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19698 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19699 * spu.c (print_operand): Handle 'v' and 'w'.
19700 (exp2_immediate_p, spu_gen_exp2): Define.
19701 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19702 spu_convtf_1): Update parameter descriptions.
19703 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19704 * constraints.md ('v', 'w'): New.
19705 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19707 (i2f, I2F): New define_mode_attr.
19708 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19709 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19710 fixuns_truncv4sfv4si2): Update to use mode attribute.
19711 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19712 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19713 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19714 patterns for combine.
19716 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19718 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19719 (cprop, hoist, pre, store_motion): New debug counters.
19720 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19721 is not an RTL pass anymore.
19722 (pass_profiling): Remove extern decl for pass removed in 2005.
19723 (pass_gcse, pass_jump_bypass): Remove.
19724 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19725 to 0 for clean state.
19726 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19727 * cse.c (gate_handle_cse_after_global_opts,
19728 rest_of_handle_cse_after_global_opts): New functions.
19729 (pass_cse_after_global_opts): New pass, does local CSE.
19730 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19731 (TV_CPROP): New timevar.
19732 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19733 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19734 (gcse_main, recompute_all_luids): Remove.
19735 (compute_hash_table_work): Call max_reg_num instead of reading
19737 (cprop_jump): Don't set run_jump_opt_after_gcse.
19738 (constprop_register): Always allow to alter jumps.
19739 (cprop_insn): Likewise.
19740 (do_local_cprop): Likewise.
19741 (local_cprop_pass): Likewise. Return non-zero if something changed.
19742 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19743 (find_implicit_sets): Add note about missed optimization opportunity.
19744 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19745 pass_rtl_cprop execute function.
19746 Don't bother tracking the pass number, each pass gets its own dumpfile
19748 Always allow to alter jumpsand bypass jumps.
19749 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19750 will just find no suitable set.
19751 (pre_edge_insert): Fix dumping, this function is for PRE only.
19752 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19753 pass_rtl_pre execute function.
19754 (hoist_code): Return non-zero if something changed. Keep track of
19755 substitutions and insertions for statistics gathering similar to PRE.
19756 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19757 called from the pass_rtl_hoist execute function. Show pass statistics.
19758 (compute_store_table): Use max_reg_num directly instead of using the
19759 formerly global max_gcse_regno.
19760 (build_store_vectors): Likewise.
19761 (replace_store_insn): Fix dumping.
19762 (store_motion): Rename to ...
19763 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19764 pass, called from the pass_rtl_store_motion execute function. Keep
19765 track of substitutions and insertions for statistics gathering similar
19767 (bypass_jumps): Remove, fold interesting bits into ...
19768 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19769 from the pass_rtl_cprop execute function.
19770 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19771 pass_jump_bypass): Remove.
19772 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19773 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19774 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19775 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19776 (gate_rtl_store_motion, execute_rtl_store_motion,
19777 pass_rtl_store_motion): New.
19778 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19779 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19780 * passes.c (init_optimization_passes): Remove pass_gcse and
19781 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19782 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19783 instead of pass_jump_bypass.
19785 2009-04-27 Richard Guenther <rguenther@suse.de>
19787 PR middle-end/39928
19788 * gimplify.c (gimplify_expr): If we are required to create
19789 a temporary make sure it ends up as register.
19791 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19794 * config/i386/i386.c (construct_container): Don't call
19795 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19796 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19798 2009-04-27 Michael Matz <matz@suse.de>
19800 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19801 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19802 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19803 (dump_replaceable_exprs): Take a bitmap.
19804 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19806 (expand_gimple_basic_block): Likewise.
19807 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19808 replaceable_expressions member a bitmap.
19809 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19810 (mark_replaceable): Likewise.
19811 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19812 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19814 2009-04-27 Richard Guenther <rguenther@suse.de>
19816 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19817 (verify_stmts): Dispatch to gimple/type verification code.
19818 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19819 issue with call argument types.
19821 2009-04-27 Michael Matz <matz@suse.de>
19823 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19824 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19827 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19828 Eric Botcazou <ebotcazou@adacore.com>
19830 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19831 a label's basic block.
19832 (mark_target_live_regs): Tidy and rework obsolete comments.
19833 Change back DF problem to LIVE. If a label starts a basic block,
19834 assume that all registers that used to be live then still are.
19835 (init_resource_info): If a label starts a basic block, set its
19836 BLOCK_FOR_INSN accordingly.
19837 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19839 2009-04-27 Richard Guenther <rguenther@suse.de>
19841 * tree-flow-inline.h (function_ann): Remove.
19842 (get_function_ann): Likewise.
19843 * tree-dfa.c (create_function_ann): Remove.
19844 * tree-flow.h (struct static_var_ann_d): Remove.
19845 (struct function_ann_d): Likewise.
19846 (union tree_ann_d): Remove fdecl member.
19847 (function_ann_t): Remove.
19848 (function_ann, get_function_ann, create_function_ann): Remove
19851 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19853 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19855 2009-04-27 Jan Hubicka <jh@suse.cz>
19857 * ipa-pure-const.c (struct funct_state_d): New fields
19858 state_previously_known, looping_previously_known; remove
19859 state_set_in_source.
19860 (analyze_function): Use new fields.
19861 (propagate): Avoid assumption that state_set_in_source imply
19864 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19865 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19866 * cfgloop.h (finite_loop_p): Declare.
19868 2009-04-26 Michael Matz <matz@suse.de>
19870 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19872 2009-04-26 Michael Matz <matz@suse.de>
19874 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19875 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19876 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19877 pass_mark_used_blocks): Remove.
19878 * tree-optimize.c (pass_free_datastructures,
19879 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19880 * passes.c (init_optimization_passes): Don't call
19881 pass_mark_used_blocks, remove dead code.
19883 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19885 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19886 * tree-ssa-live.h (register_ssa_partition): Likewise.
19888 2009-04-26 Michael Matz <matz@suse.de>
19891 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19892 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19893 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19895 (compare_pairs): Swap cost comparison.
19896 (coalesce_ssa_name): Don't use change_partition_var.
19897 * tree-nrv.c (struct nrv_data): Add modified member.
19898 (finalize_nrv_r): Set it.
19899 (tree_nrv): Use it to update statements.
19900 (pass_nrv): Require PROP_ssa.
19901 * tree-mudflap.c (mf_decl_cache_locals,
19902 mf_build_check_statement_for): Use make_rename_temp.
19903 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19904 * alias.c (find_base_decl): Handle SSA names.
19905 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19906 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19907 * rtl.h (set_reg_attrs_for_parm): Declare.
19908 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19909 to "optimized", remove unused locals at finish.
19910 (execute_free_datastructures): Make global, call
19911 delete_tree_cfg_annotations.
19912 (execute_free_cfg_annotations): Don't call
19913 delete_tree_cfg_annotations.
19915 * ssaexpand.h: New file.
19916 * expr.c (toplevel): Include ssaexpand.h.
19917 (expand_assignment): Handle SSA names the same as register variables.
19918 (expand_expr_real_1): Expand SSA names.
19919 * cfgexpand.c (toplevel): Include ssaexpand.h.
19920 (SA): New global variable.
19921 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19922 (SSAVAR): New macro.
19923 (set_rtl): New helper function.
19924 (add_stack_var): Deal with SSA names, use set_rtl.
19925 (expand_one_stack_var_at): Likewise.
19926 (expand_one_stack_var): Deal with SSA names.
19927 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19928 before unique numbers.
19929 (expand_stack_vars): Use set_rtl.
19930 (expand_one_var): Accept SSA names, add asserts for them, feed them
19931 to above subroutines.
19932 (expand_used_vars): Expand all partitions (without default defs),
19933 then only the local decls (ignoring those expanded already).
19934 (expand_gimple_cond): Remove edges when jumpif() expands an
19935 unconditional jump.
19936 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19937 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19939 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19940 members of SA; deal with PARM_DECL partitions here; expand
19941 all PHI nodes, free tree datastructures and SA. Commit instructions
19942 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19943 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19944 info and statements at start, collect garbage at finish.
19945 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19946 (VAR_ANN_PARTITION) Remove.
19947 (change_partition_var): Don't declare.
19948 (partition_to_var): Always return SSA names.
19949 (var_to_partition): Only accept SSA names.
19950 (register_ssa_partition): Only check argument.
19951 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19953 (delete_var_map): Don't free it.
19954 (var_union): Only accept SSA names, simplify.
19955 (partition_view_init): Mark only useful SSA names as used.
19956 (partition_view_fini): Only deal with SSA names.
19957 (change_partition_var): Remove.
19958 (dump_var_map): Use ssa_name instead of partition_to_var member.
19959 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19961 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19962 (struct _elim_graph): New member const_dests; nodes member vector of
19964 (set_location_for_edge): New static helper.
19965 (create_temp): Remove.
19966 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19967 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19968 (new_elim_graph): Allocate const_dests member.
19969 (clean_elim_graph): Truncate const_dests member.
19970 (delete_elim_graph): Free const_dests member.
19971 (elim_graph_size): Adapt to new type of nodes member.
19972 (elim_graph_add_node): Likewise.
19973 (eliminate_name): Likewise.
19974 (eliminate_build): Don't take basic block argument, deal only with
19975 partition numbers, not variables.
19976 (get_temp_reg): New static helper.
19977 (elim_create): Use it, deal with RTL temporaries instead of trees.
19978 (eliminate_phi): Adjust all calls to new signature.
19979 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19980 (rewrite_trees): Only do checking.
19981 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19982 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19983 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19984 contains_tree_r, MAX_STMTS_IN_LATCH,
19985 process_single_block_loop_latch, analyze_edges_for_bb,
19986 perform_edge_inserts): Remove.
19987 (expand_phi_nodes): New global function.
19988 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19989 functions, initialize new parameter, remember partitions having a
19991 (finish_out_of_ssa): New global function.
19992 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19993 don't reset in_ssa_p here, don't disable TER when mudflap.
19994 (pass_del_ssa): Remove.
19995 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19997 (execute_free_datastructures): Declare.
19998 * Makefile.in (SSAEXPAND_H): New variable.
19999 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20000 * basic-block.h (commit_one_edge_insertion): Declare.
20001 * passes.c (init_optimization_passes): Move pass_nrv and
20002 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20003 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20004 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20005 (redirect_branch_edge): Deal with super block when expanding, split
20006 out jump patching itself into ...
20007 (patch_jump_insn): ... here, new static helper.
20009 2009-04-26 Michael Matz <matz@suse.de>
20011 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20012 beyond num_ssa_names.
20013 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20014 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20016 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20018 PR inline-asm/39543
20019 * fwprop.c (forward_propagate_asm): New function.
20020 (forward_propagate_and_simplify): Propagate also into __asm, if it
20021 doesn't increase the number of referenced registers.
20024 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20026 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20028 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20029 note_nonlocal_vla_type for nonlocal VLAs.
20030 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20031 contains_remapped_vars, remap_vla_decls): New functions.
20032 (convert_nonlocal_reference_stmt): If not optimizing, call
20033 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20034 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20035 if it wasn't found in var_map.
20036 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20037 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20038 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20040 * gimplify.c (nonlocal_vlas): New variable.
20041 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20043 (gimplify_body): Create and destroy nonlocal_vlas.
20045 * dwarf2out.c (loc_descr_plus_const): New function.
20046 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20047 mem_loc_descriptor, loc_descriptor_from_tree_1,
20048 descr_info_loc, gen_variable_die): Use it.
20050 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20051 !TREE_STATIC VAR_DECLs.
20052 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20053 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20054 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20055 DECL_BY_REFERENCE is valid.
20056 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20057 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20058 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20059 Copy DECL_BY_REFERENCE.
20060 (struct nesting_copy_body_data): New type.
20061 (nesting_copy_decl): New function.
20062 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20063 if they have variable length.
20065 2009-04-26 Michael Matz <matz@suse.de>
20067 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20068 mark new temporaries for renaming.
20070 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20073 * c-decl.c (global_bindings_p): Return negative value.
20074 (c_variable_size): New. Based on variable_size from
20076 (grokdeclarator): Call c_variable_size not variable_size.
20078 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20080 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20082 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20084 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20085 Redefine it to just use mingw/include.
20086 (ASM_SPEC): Rules for -m32 and -m64.
20087 (LINK_SPEC): Use Likewise.
20088 (SPEC_32): New define.
20089 (SPEC_64): Likewise.
20090 (SUB_LINK_SPEC): Likewise.
20091 (MULTILIB_DEFAULTS): New define.
20092 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20093 Add multilib options.
20094 (MULTILIB_DIRNAMES): Likewise.
20095 (MULTILIB_OSDIRNAMES): Likewise.
20096 (LIBGCC): Likewise.
20097 (INSTALL_LIBGCC): Likewise.
20099 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20102 * c-tree.h (enum c_inline_static_type): New.
20103 (record_inline_static): Declare.
20104 * c-decl.c (struct c_inline_static, c_inline_statics,
20105 record_inline_static, check_inline_statics): New.
20106 (pop_file_scope): Call check_inline_statics.
20107 (start_decl): Call record_inline_static instead of pedwarning
20108 directly for static in inline function.
20109 * c-typeck.c (build_external_ref): Call record_inline_static
20110 instead of pedwarning directly for static referenced in inline
20113 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20115 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20116 not new but only being rescanned.
20117 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20118 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20119 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20120 record_set_info, compute_set, grealloc): Remove.
20121 (recompute_all_luids): New function.
20122 (gcse_main): Don't compute sets, and don't do related memory
20123 allocations/free-ing. If something changed before the end of the
20124 pass, update LUIDs using recompute_all_luids.
20125 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20126 (free_gcse_mem): Don't free it either.
20127 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20128 Use the df insn LUIDs.
20129 (load_killed_in_block): Likewise.
20130 (compute_hash_table_work): Don't compute reg_set_in_block.
20131 (compute_transp): Use DF_REG_DEF_CHAINs.
20132 (local_cprop_pass): Don't use compute_sets and related functions.
20133 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20134 Use get_max_uid() instead of max_cuid.
20135 (insert_insn_end_basic_block, pre_insert_copy_insn,
20136 update_ld_motion_stores): Don't try to
20137 keep reg_set tables up to date.
20138 (pre_insert_copies): Use df insn LUIDs.
20139 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20140 (reg_set_info): Don't use extra bitmap argument.
20141 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20142 information to compute regs_set_in_block.
20143 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20144 (bypass_jumps): Don't use compute_sets and friends.
20146 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20149 * opts.c (undocumented_msg): Do not leave blank even with
20152 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20154 * c-decl.c (build_enumerator): Allow values folding to integer
20155 constants but not integer constant expressions with a pedwarn if
20158 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20161 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20162 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20163 type is an integer constant.
20165 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20168 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20171 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20174 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20175 with variably modified return type and no storage class
20176 specifiers, except for the case of nested functions. Distinguish
20177 extern declarations of functions with variably modified return
20178 types from those of objects with variably modified types.
20180 2009-04-25 Jan Hubicka <jh@suse.cz>
20182 * tree.c (list_equal_p): New function.
20183 * tree.h (list_equal_p): Declare.
20184 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20185 basic_block_def, basic_block, const_basic_block): New.
20186 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20187 (redirect_eh_edge): New function.
20188 (make_eh_edge_update_phi): EH edges are not abnormal.
20189 * except.c: Include tree-flow.h.
20190 (list_match): New function.
20191 (eh_region_replaceable_by_p): New function.
20192 (replace_region): New function.
20193 (hash_type_list): New function.
20194 (hash_eh_region): New function.
20195 (eh_regions_equal_p): New function.
20196 (merge_peers): New function.
20197 (remove_unreachable_regions): Verify EH tree when checking;
20199 (copy_eh_region_1): New function.
20200 (copy_eh_region): New function.
20201 (push_reachable_handler): New function.
20202 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20203 regions without label but with live RESX.
20204 * except.h (redirect_eh_edge_to_label): New.
20205 * tree-flow.h (redirect_eh_edge): New.
20206 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20207 basic_block_def, basic_block, const_basic_block): Remove.
20208 * Makefile.in (except.o): Add dependency on tree-flow.h
20209 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20210 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20213 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20216 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20217 on the destination of memcpy.
20219 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20221 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20222 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20223 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20225 2009-04-25 Jan Hubicka <jh@suse.cz>
20227 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20228 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20229 to be reached by different label than left.
20230 (update_eh_edges): Update comment; remove edge_to_remove if possible
20231 and return true if suceeded.
20232 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20233 (cleanup_eh): Compute sharing map.
20234 * except.c (remove_eh_handler_and_replace): Add argument if we should
20236 (remove_unreachable_regions): Update for label sharing.
20237 (label_to_region_map): Likewise.
20238 (get_next_region_sharing_label): New function.
20239 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20241 (remove_eh_handler): Update.
20242 (remove_eh_region_and_replace_by_outer_of): New function.
20243 * except.h (struct eh_region): Add next_region_sharing_label.
20244 (remove_eh_region_and_replace_by_outer_of,
20245 get_next_region_sharing_label): Declare.
20246 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20248 2009-04-25 Jan Hubicka <jh@suse.cz>
20250 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20251 insert code even if they are not critical.
20253 2009-04-25 Jan Hubicka <jh@suse.cz>
20255 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20256 (gimple_can_remove_branch_p): EH edges won't remove branch by
20258 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20259 updating of non-abnormal EH edges.
20260 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20261 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20262 (split_critical_edges): Split also edges where emitting code on them
20263 will lead to splitting later.
20265 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20266 H.J. Lu <hongjiu.lu@intel.com>
20269 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20270 the configured assembler supports fildq and fistpq mnemonics.
20271 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20272 * configure: Regenerated.
20273 * config.in: Ditto.
20275 * config/i386/i386.c (print_operand): Handle 'Z'.
20276 ['z']: Remove handling of special fild/fist suffixes.
20277 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20278 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20279 suffix of fild insn.
20280 (*floatsi<mode>2_vector_mixed): Ditto.
20281 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20282 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20283 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20284 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20285 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20287 2009-04-25 Ben Elliston <bje@au.ibm.com>
20289 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20290 the source of a set operation.
20292 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20294 * target.h (struct gcc_target): Add case_values_threshold field.
20295 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20296 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20297 * targhooks.c (default_case_values_threshold): New function.
20298 * targhooks.h (default_case_values_threshold): Declare function.
20299 * stmt.c (expand_case): Use case_values_threshold target hook.
20300 * expr.h (case_values_threshold): Remove declartation.
20301 * expr.c (case_values_threshold): Remove function.
20302 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20304 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20305 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20306 (avr_case_values_threshold): Declare as static.
20307 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20309 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20310 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20311 (mn10300_case_values_threshold): New function.
20313 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20315 * ira.c (setup_cover_and_important_classes): Add enum cast.
20317 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20319 * genpreds.c (write_enum_constraint_num): Output definition of
20320 CONSTRAINT_NUM_DEFINED_P macro.
20321 * ira.c (setup_cover_and_important_classes): Use
20322 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20324 2009-04-24 DJ Delorie <dj@redhat.com>
20326 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20327 __SH2A_SINGLE_ONLY__ also.
20329 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20331 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20332 (movdf_internal): Ditto.
20333 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20334 SFmode and DFmode constants.
20335 (ia64_print_operand): Add 'G' format for printing
20336 floating point constants.
20338 2009-04-24 Richard Guenther <rguenther@suse.de>
20340 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20341 from unsigned additions.
20343 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20345 * c-typeck.c (set_init_index): Allow array designators that are
20346 not integer constant expressions with a pedwarn if pedantic.
20348 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20350 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20351 zero if no overlap in nonzero bits between the operands.
20353 2009-04-24 Ian Lance Taylor <iant@google.com>
20355 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20356 (record_dead_and_set_regs): Likewise.
20357 * df.h (struct df_mw_hardreg): Change flags field to int.
20358 (struct df_base_ref): Likewise.
20359 (struct df): Change changeable_flags field to int.
20360 * df-scan.c (df_defs_record): Change clobber_flags to int.
20361 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20362 constants rather than #define macros.
20363 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20364 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20365 (enum dwarf_calling_convention): Likewise.
20366 (enum dwarf_line_number_x_ops): Likewise.
20367 (enum dwarf_call_frame_info): Likewise.
20368 (enum dwarf_source_language): Likewise.
20369 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20370 (add_calling_convention_attribute): Likewise.
20371 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20372 (combine_comparisons): Change compcode to int. Add cast to enum type.
20373 * genrecog.c (maybe_both_true_2): Change c to int.
20374 (write_switch): Likewise. Add cast to enum type.
20375 * gimplify.c (gimplify_omp_for): Handle return values from
20376 gimplify_expr using MIN rather than bitwise or.
20377 (gimplify_expr): Add cast to enum type.
20378 * ipa-prop.c (update_jump_functions_after_inlining): Change
20379 IPA_BOTTOM to IPA_JF_UNKNOWN.
20380 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20381 Add casts to enum type.
20382 (setup_cover_and_important_classes): Change cl to int. Add casts
20384 (setup_class_translate): Change cl and mode to int.
20385 (ira_init_once): Change mode to int.
20386 (free_register_move_costs): Likewise.
20387 (setup_prohibited_mode_move_regs): Add casts to enum type.
20388 * langhooks.c (add_builtin_function_common): Rework assertion that
20389 value fits bitfield.
20390 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20391 * omega.c (omega_do_elimination): Avoid math on enum types.
20392 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20393 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20394 int local to handle integral_argment value.
20395 * regmove.c (try_auto_increment): Change PUT_MODE to
20397 * reload.c (push_secondary_reload): Add casts to enum type.
20398 (secondary_reload_class, find_valid_class): Likewise.
20399 * reload1.c (emit_input_reload_insns): Likewise.
20400 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20401 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20402 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20404 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20405 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20407 (expand_complex_libcall): Add casts to enum type.
20408 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20409 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20410 with ERROR_MARK, not NUM_TREE_CODES.
20411 (vect_create_epilog_for_reduction): Likewise.
20412 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20413 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20414 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20416 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20417 vect_unused_in_loop. Change 0 to loop_vect.
20418 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20419 * var-tracking.c (get_init_value): Change return type to enum
20421 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20422 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20424 (arm_override_options): Add casts to enum type.
20425 (arm_emit_tls_decoration): Likewise.
20426 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20428 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20429 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20430 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20432 * config/s390/s390.c (code_for_builtin_64): Change to array of
20434 (code_for_builtin_31): Likewise.
20435 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20437 * config/sparc/sparc.c (sparc_override_options): Change value
20438 field in struct code_model to enum cmodel. In initializer change
20439 0 to NULL and add cast to enum type.
20441 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20442 Change all callers. Issue a -Wc++-compat warning using
20443 lhs_origtype if necessary.
20444 (convert_for_assignment): Issue -Wc++-compat warnings about
20445 invalid conversions to enum type on assignment.
20446 * c-common.h (build_modify_expr): Update declaration.
20448 2009-04-24 Nick Clifton <nickc@redhat.com>
20450 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20451 (function_arg_advance): Likewise.
20452 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20455 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20457 * config/s390/constraints.md ('I', 'J'): Fix condition.
20459 2009-04-24 Diego Novillo <dnovillo@google.com>
20461 * gengtype-parse.c (parse_error): Add newline after message.
20463 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20465 * config/i386/sse.md (avxmodesuffixs): Removed.
20466 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20467 (*avx_pinsr<ssevecsize>): This.
20469 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20471 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20472 follow chains of regs with a single definition, and allow expressions
20473 that are function_invariant_p.
20474 (simple_rhs_p): Allow expressions that are function_invariant_p.
20476 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20478 PR middle-end/39867
20479 * fold-const.c (fold_cond_expr_with_comparison): When folding
20480 > and >= to MAX, make sure the MAX uses the same type as the
20481 comparison's operands.
20483 2009-04-24 Nick Clifton <nickc@redhat.com>
20485 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20486 addressing for DImode accesses.
20487 (frv_print_operand_address): Handle PLUS case.
20488 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20490 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20492 PR rtl-optimization/39794
20493 * alias.c (canon_true_dependence): Add x_addr argument.
20494 * rtl.h (canon_true_dependence): Adjust prototype.
20495 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20496 * cselib.c (cselib_invalidate_mem): Likewise.
20497 * gcse.c (compute_transp): Likewise.
20498 * dse.c (scan_reads_nospill): Likewise.
20499 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20500 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20501 canon_base_addr of the group, plus optional offset.
20502 (struct group_info): Rename canon_base_mem to
20504 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20505 canon_rtx of base_mem.
20507 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20509 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20510 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20512 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20514 * config/spu/spu-builtins.h: Delete file.
20516 * config/spu/spu.h (enum spu_builtin_type): Move here from
20518 (struct spu_builtin_description): Likewise. Add GTY marker.
20519 Do not use enum spu_function_code or enum insn_code.
20520 (spu_builtins): Add extern declaration.
20522 * config/spu/spu.c: Do not include "spu-builtins.h".
20523 (enum spu_function_code, enum spu_builtin_type_index,
20524 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20525 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20526 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20527 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20528 (spu_builtin_types): Make static. Add GTY marker.
20529 (spu_builtins): Add extern declaration with GTY marker.
20530 Include "gt-spu.h".
20532 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20533 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20534 Check programmatically whether all parameters are scalar.
20536 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20538 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20540 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20541 assignment from the constructor either if the target is volatile.
20543 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20545 * config/arm/arm.md (insv): Do not share operands[0].
20547 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20549 * config/vxlib-tls.c (active_tls_threads): Delete.
20550 (delete_hook_installed): New.
20551 (tls_delete_hook): Don't delete the delete hook.
20552 (tls_destructor): Delete it here.
20553 (__gthread_set_specific): Adjust installing the delete hook.
20554 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20555 __gthread_leave_tsd_dtor_context.
20557 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20559 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20561 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20563 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20565 (alpha_rtx_costs): Ditto.
20566 (emit_unlikely_jump): Use add_reg_note.
20567 (emit_frame_store_1): Ditto.
20568 (alpha_expand_prologue): Ditto.
20569 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20570 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20572 2009-04-23 Nick Clifton <nickc@redhat.com>
20574 * config/v850/v850.md (epilogue): Remove suppressed code.
20575 (return): Rename to return_simple and remove test of frame size.
20576 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20577 to gen_return_simple.
20579 2009-04-22 Jing Yu <jingyu@google.com>
20582 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20584 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20587 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20588 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20589 value is a VECTOR_CST, the element type is the element type of the
20592 2009-04-22 DJ Delorie <dj@redhat.com>
20594 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20596 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20598 * alias.c (find_base_term): Move around LO_SUM case, so that
20599 CONST falls through into PLUS/MINUS handling.
20602 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20603 into 0, use omit_one_operand.
20605 2009-04-23 Ben Elliston <bje@au.ibm.com>
20607 * config/rs6000/linux-unwind.h (get_regs): Remove type
20608 puns. Change the type of `pc' to an array of unsigned ints and
20609 update all users. Constify frame24.
20611 2009-04-22 DJ Delorie <dj@redhat.com>
20613 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20614 declarations before code.
20615 (current_function_special_page_vector): Likewise.
20616 (m32c_expand_insv): Silence a warning.
20618 2009-04-21 Taras Glek <tglek@mozilla.com>
20620 * alias.c: Update GTY annotations to new syntax.
20621 * basic-block.h: Likewise.
20622 * bitmap.h: Likewise.
20623 * c-common.h: Likewise.
20624 * c-decl.c: Likewise.
20625 * c-parser.c: Likewise.
20626 * c-pragma.c: Likewise.
20627 * c-tree.h: Likewise.
20628 * cfgloop.h: Likewise.
20629 * cgraph.h: Likewise.
20630 * config/alpha/alpha.c: Likewise.
20631 * config/arm/arm.h: Likewise.
20632 * config/avr/avr.h: Likewise.
20633 * config/bfin/bfin.c: Likewise.
20634 * config/cris/cris.c: Likewise.
20635 * config/darwin.c: Likewise.
20636 * config/frv/frv.c: Likewise.
20637 * config/i386/i386.c: Likewise.
20638 * config/i386/i386.h: Likewise.
20639 * config/i386/winnt.c: Likewise.
20640 * config/ia64/ia64.h: Likewise.
20641 * config/iq2000/iq2000.c: Likewise.
20642 * config/mips/mips.c: Likewise.
20643 * config/mmix/mmix.h: Likewise.
20644 * config/pa/pa.c: Likewise.
20645 * config/pa/pa.h: Likewise.
20646 * config/rs6000/rs6000.c: Likewise.
20647 * config/s390/s390.c: Likewise.
20648 * config/sparc/sparc.c: Likewise.
20649 * config/xtensa/xtensa.c: Likewise.
20650 * cselib.h: Likewise.
20651 * dbxout.c: Likewise.
20652 * dwarf2out.c: Likewise.
20653 * except.c: Likewise.
20654 * except.h: Likewise.
20655 * fixed-value.h: Likewise.
20656 * function.c: Likewise.
20657 * function.h: Likewise.
20658 * gimple.h: Likewise.
20659 * integrate.c: Likewise.
20660 * optabs.c: Likewise.
20661 * output.h: Likewise.
20662 * real.h: Likewise.
20664 * stringpool.c: Likewise.
20665 * tree-data-ref.c: Likewise.
20666 * tree-flow.h: Likewise.
20667 * tree-scalar-evolution.c: Likewise.
20668 * tree-ssa-address.c: Likewise.
20669 * tree-ssa-alias.h: Likewise.
20670 * tree-ssa-operands.h: Likewise.
20671 * tree.c: Likewise.
20672 * tree.h: Likewise.
20673 * varasm.c: Likewise.
20674 * varray.h: Likewise.
20676 * coretypes.h: Do not define GTY macro if it is already defined.
20677 * doc/gty.texi: Update GTY documentation to new syntax.
20678 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20679 annotations on structs.
20680 * gengtype-parse.c: Likewise.
20682 2009-04-22 Mark Heffernan <meheff@google.com>
20684 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20686 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20688 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20691 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20693 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20694 the same as a PLUS without a shift. Increase the cost of a
20697 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20699 * Makefile.in: Update dependencies.
20700 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20701 * errors.h: Remove bogus comment about compatibility.
20702 (warning): Update declaration.
20703 * genautomata.c: Update all calls to warning.
20704 * gimple.c: Do not include errors.h. Include toplev.h.
20705 * tree-ssa-structalias.c: Do not include errors.h.
20706 * omega.c: Likewise.
20707 * tree-ssa-reassoc.c: Likewise.
20708 * config/spu/spu-c.c: Likewise.
20709 * config/spu/t-spu-elf: Update dependencies.
20711 2009-04-22 Richard Guenther <rguenther@suse.de>
20713 PR tree-optimization/39824
20714 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20715 make sure the types are compatible.
20717 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20720 * c-common.c (c_parse_error): Take a token_flags parameter.
20721 Use token_type for the token type instead.
20722 Pass token_flags to cpp_type2name.
20723 * c-common.h (c_parse_error): Update declaration.
20724 * c-parser.c (c_parser_error): Pass 0 as token flags.
20726 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20728 PR rtl-optimization/39580
20729 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20731 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20733 * function.c (expand_function_end): Do not emit a jump to the "naked"
20734 return label for fall-through returns.
20735 * except.c (sjlj_emit_function_exit): Always place the call to the
20736 unregister function at the location installed by expand_function_end.
20738 2009-04-22 Richard Guenther <rguenther@suse.de>
20740 PR tree-optimization/39845
20741 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20742 (gen_inbound_check): Likewise.
20744 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20746 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20748 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20749 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20751 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20753 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20754 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20755 shift counts to avoid out-of-bounds array accesses.
20757 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20759 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20760 (Pmode): Move above.
20762 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20764 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20765 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20766 GET_CODE macro. Use IN_RANGE macro where appropriate.
20767 * config/alpha/alpha.h: Ditto.
20768 * config/alpha/alpha.md: Ditto.
20769 * config/alpha/constraints.md: Ditto.
20770 * config/alpha/predicates.md: Ditto.
20772 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20774 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20775 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20776 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20777 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20778 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20779 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20780 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20781 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20782 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20783 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20784 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20785 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20786 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20787 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20788 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20789 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20790 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20791 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20792 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20793 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20794 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20795 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20796 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20797 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20798 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20799 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20800 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20802 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20804 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20805 references from comments.
20806 * cfgbuild.c: (count_basic_blocks): Delete.
20807 (find_basic_blocks_1): Delete.
20808 (find_basic_blocks): Delete.
20809 * except.c (finish_eh_generation): Make static. Move comment from
20810 except.h here. Remove find_basic_blocks references from comments.
20811 * except.h (finish_eh_generation): Delete.
20812 * basic-block.h (find_basic_blocks): Delete.
20813 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20815 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20817 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20818 (sdbout_parms): Likewise.
20820 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20822 * config/sh/sh.c (prepare_cbranch_operands): Use
20823 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20824 (expand_cbranchdi4): Likewise.
20825 (from_compare): Add cast to enum type.
20826 (expand_cbranchsi4): Use add_reg_note.
20827 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20828 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20829 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20830 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20831 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20832 instead of CODE_FOR_nothing.
20833 (cbranchdi4): Likewise. Fix the order of arguments for
20835 (push_fpscr): Use add_reg_note.
20836 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20837 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20839 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20841 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20842 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20843 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20844 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20845 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20846 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20847 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20848 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20849 config/alpha/x-vms, config/arc/t-arc,
20850 config/arm/README-interworking, config/arm/arm-c.c,
20851 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20852 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20853 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20854 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20855 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20856 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20857 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20858 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20859 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20860 config/cris/t-elfmulti, config/crx/t-crx,
20861 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20862 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20863 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20864 config/h8300/t-h8300, config/i386/athlon.md,
20865 config/i386/darwin-libgcc.10.4.ver,
20866 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20867 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20868 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20869 config/i386/t-linux64, config/i386/t-nwld,
20870 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20871 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20872 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20873 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20874 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20875 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20876 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20877 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20878 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20879 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20880 config/m68k/t-uclinux, config/mcore/t-mcore,
20881 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20882 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20883 config/mips/crtn.asm, config/mips/irix-crti.asm,
20884 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20885 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20886 config/mips/mips-fixed.md, config/mips/sb1.md,
20887 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20888 config/mips/t-iris6, config/mips/t-isa3264,
20889 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20890 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20891 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20892 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20893 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20894 config/mn10300/t-linux, config/mn10300/t-mn10300,
20895 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20896 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20897 config/picochip/libgccExtras/clzsi2.asm,
20898 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20899 config/rs6000/darwin-libgcc.10.4.ver,
20900 config/rs6000/darwin-libgcc.10.5.ver,
20901 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20902 config/rs6000/t-aix43, config/rs6000/t-aix52,
20903 config/rs6000/t-darwin, config/rs6000/t-fprules,
20904 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20905 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20906 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20907 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20908 config/rs6000/t-rtems, config/rs6000/t-spe,
20909 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20910 config/score/t-score-elf, config/sh/divcost-analysis,
20911 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20912 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20913 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20914 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20915 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20916 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20917 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20918 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20919 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20920 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20921 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20922 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20923 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20924 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20925 * config/h8300/genmova.sh: Include copyright and license notices
20926 in generated output.
20927 * config/h8300/mova.md: Regenerate.
20928 * doc/install.texi2html: Include word "Copyright" in copyright
20929 notice and use name "Free Software Foundation, Inc.".
20930 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20931 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20932 ChangeLog-2007, ChangeLog-2008: Correct dates.
20934 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20936 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20937 NE_EXPR operations as well.
20938 * c-parser.c (c_parser_condition): Do not set location information on
20940 (c_parser_conditional_expression): Likewise.
20941 (c_parser_binary_expression): Set location information on operators.
20942 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20943 TRUTH_NOT_EXPR has been folded.
20944 * fold-const.c (fold_truth_not_expr): Copy location information from
20945 the incoming expression to the outgoing one.
20946 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20947 recursive calls on the LHS of the operator but pass that of the
20948 operator to recursive calls on the RHS of the operator. Set it
20950 (shortcut_cond_expr): Set the locus of the operator on the second
20951 COND_EXPR and that of the expression on the first in degenerate cases.
20952 Pass the locus of the expression to calls to shortcut_cond_r.
20953 Set the locus of the 'then' block on the associated jump, if any.
20954 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20955 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20956 expression to call to gimplify_boolean_expr.
20958 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20960 * config.gcc: Add additional configuration for
20961 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20962 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20963 (CPP_SPEC): Redefine for allowing -municode option.
20964 (STARTFILE_SPEC): Likewise.
20965 * config/i386/t-mingw-w64: New.
20966 * config/i386/mingw-w64.opt: New.
20967 (municode): Add new target option.
20968 * doc/invoke.texi (municode): Add documentation for new option.
20970 2009-04-21 Ian Lance Taylor <iant@google.com>
20972 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20973 Correct test for number of arguments.
20974 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20976 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20978 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20979 argument of emit_library_call.
20981 2009-04-21 Richard Guenther <rguenther@suse.de>
20983 PR middle-end/39829
20984 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20985 inside VIEW_CONVERT_EXPRs.
20987 2009-04-21 Martin Jambor <mjambor@suse.cz>
20989 * tree-switch-conversion.c (build_constructors): Split a long line.
20990 (constructor_contains_same_values_p): New function.
20991 (build_one_array): Create assigns of constants if possible, do not
20992 call mark_sym_for_renaming, call update_stmt.
20993 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20994 make_rename_temp. Do not call mark_symbols_for_renaming, call
20996 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20997 find_new_referenced_vars, call update_stmt.
20998 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20999 instead of calling make_rename_temp. Do not call
21000 find_new_referenced_vars or mark_symbols_for_renaming, call
21003 2009-04-21 Richard Guenther <rguenther@suse.de>
21005 PR tree-optimization/39827
21006 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21007 (tree_ssa_phiprop): Pass the correct array size.
21009 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21011 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21013 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21016 * c-typeck.c (lvalue_p): Move declaration ...
21017 * c-common.h (lvalue_p): ... to here.
21018 * c-common.c (candidate_equal_p): New.
21019 (add_tlist): Use it.
21020 (merge_tlist): Use it.
21021 (warn_for_collisions_1): Likewise.
21022 (warning_candidate_p): Accept more candidates.
21023 (verify_tree): A warning candidate can be an expression. Use
21026 2009-04-21 Ben Elliston <bje@au.ibm.com>
21029 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21030 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21031 options. Remove -mcall-solaris documentation.
21033 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21036 * doc/invoke.texi (-Wlong-long): Update description.
21037 * c-lex (interpret_integer): Only warn if there was no previous
21038 overflow and -Wlong-long is enabled.
21039 * c-decl.c (declspecs_add_type): Drop redundant flags.
21040 * c.opt (Wlong-long): Init to -1.
21041 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21042 and front-end warn_long_long. Wlong-long only depends on other
21043 flags if it is uninitialized.
21044 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21045 the same for CPP and FE.
21046 (restore_extension_diagnostics): Likewise.
21048 2009-04-20 Ian Lance Taylor <iant@google.com>
21050 Fix enum conversions which are invalid in C++:
21051 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21052 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21053 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21054 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21055 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21056 (dbxout_parms): Likewise.
21057 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21058 (df_clear_flags): Likewise.
21059 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21060 top_flag parameter to int.
21061 (df_chain_create_bb_process_use): Likewise.
21062 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21064 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21065 (df_ref_create_structure, df_def_record_1): Likewise.
21066 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21067 (df_notes_rescan): Change 0 to VOIDmode in function call.
21068 (df_get_call_refs, df_insn_refs_collect): Likewise.
21069 (df_bb_regs_collect): Likewise.
21070 (df_entry_block_defs_collect): Likewise.
21071 (df_exit_block_uses_collect): Likewise.
21072 * df.h: Update declarations.
21073 * double-int.c (double_int_divmod): Add cast to enum type.
21074 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21075 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21076 (based_loc_descr): Likewise.
21077 (loc_descriptor_from_tree_1): Change first_op and second_op to
21078 enum dwarf_location_atom. Add cast to enum type.
21079 * expmed.c (init_expmed): Change 0 to SET in function call.
21080 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21081 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21082 (do_store_flag): Likewise.
21083 * fixed-value.h (struct fixed_value): Change mode to enum
21085 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21086 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21088 (insert_insn_decl, insert_decl, insert_state): Likewise.
21089 (automata_list_finish): Likewise.
21090 * genrecog.c (process_define_predicate): Add cast to enum type.
21091 * gensupport.c (init_predicate_table): Add cast to enum type.
21092 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21094 (gimple_build_call_1, gimple_build_label): Likewise.
21095 (gimple_build_goto, gimple_build_asm_1): Likewise.
21096 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21097 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21098 (enum fallback): Rename from enum fallback_t.
21099 (fallback_t): Typedef as int.
21100 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21101 GSI_SAME_STMT in function call.
21102 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21104 (setup_reg_class_relations): Likewise.
21105 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21106 (setup_prohibited_class_mode_regs): Add cast to enum type.
21107 (setup_prohibited_mode_move_regs): Likewise.
21108 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21109 (record_address_regs): Change i to enum reg_class.
21110 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21111 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21112 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21113 (GET_MODE_2XWIDER_MODE): Likewise.
21114 (GET_CLASS_NARROWEST_MODE): Likewise.
21115 * omp-low.c (expand_omp_for): Add cast to enum type.
21116 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21117 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21118 * postreload.c (reload_cse_simplify_operands): Change rclass local
21120 * predict.c (combine_predictions_for_insn): Change best_predictor
21121 and predictor to enum br_predictor.
21122 (combine_predictions_for_bb): Likewise.
21123 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21124 use SET_PREDICT_EXPR_OUTCOME.
21125 * real.c (real_arithmetic): Change icode to code in function call.
21126 * reginfo.c (init_move_cost): Add casts to enum type.
21127 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21128 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21130 * reload.c (find_valid_class): Add casts to enum type.
21131 (push_reload): Change 0 to NO_REGS in function call.
21132 (find_reloads): Change this_alternative to array of enum
21133 reg_class. Remove some now-unnecessary casts.
21134 (make_memloc): Change 0 to VOIDmode in function call.
21135 * reload1.c (reload): Change 0 to VOIDmode in function call.
21136 (eliminate_regs_1, elimination_effects): Likewise.
21137 (eliminate_regs_in_insn): Likewise.
21138 (emit_input_reload_insns): Add cast to enum type.
21139 (delete_output_reload): Change 0 to VOIDmode in function call.
21140 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21141 to enum type in function call.
21142 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21143 (SET_PREDICT_EXPR_OUTCOME): Define.
21144 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21145 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21146 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21147 (dump_function): Likewise.
21148 * tree-dump.h: Update declarations.
21149 * tree-pass.h: Update declarations.
21150 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21151 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21153 (arm_rtx_costs_1): Correct parenthesization.
21154 (arm_rtx_costs): Add casts to enum type.
21155 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21156 (vfp_emit_fstmd): Use add_rg_note.
21157 (emit_multi_reg_push, emit_sfm): Likewise.
21158 (thumb_set_frame_pointer): Likewise.
21159 (arm_expand_prologue): Likewise.
21160 (arm_regno_class): Change return type to enum reg_class.
21161 (thumb1_expand_prologue): Use add_reg_note.
21162 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21163 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21165 * config/arm/gentune.sh: Add cast to enum type.
21166 * config/arm/arm-tune.md: Rebuild.
21167 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21168 (ix86_split_fp_branch, predict_jump): Likewise.
21169 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21170 insn_code to enum rtx_code.
21171 (ix86_builtin_vectorized_function): Add cast to enum type.
21172 * config/i386/i386.md (truncdfsf2): Change slot to enum
21174 (truncxf<mode>2, isinf<mode>2): Likewise.
21175 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21177 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21178 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21179 (insert_bundle_state): Change 1 to INSERT in function call.
21180 (ia64_add_bundle_selector_before): Likewise.
21181 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21182 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21183 (restore_stack_nonlocal): Likewise.
21184 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21186 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21188 (mips_rtx_costs): Likewise.
21189 (mips_override_options): Add casts to enum type.
21190 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21192 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21193 (store_reg, set_reg_plus_d): Likewise.
21194 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21195 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21197 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21199 (emit_unlikely_jump): Use add_reg_note.
21200 (rs6000_emit_allocate_stack): Likewise.
21201 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21202 (output_toc): Change 1 to INSERT in function call.
21203 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21204 (rs6000_initialize_trampoline): Likewise.
21205 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21207 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21208 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21209 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21210 (save_gprs): Use add_reg_note.
21211 (s390_emit_prologue): Likewise.
21212 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21213 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21214 (sparc_fold_builtin): Add cast to enum type.
21215 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21217 (spu_expand_prologue): Use add_reg_note.
21218 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21220 2009-04-20 Ian Lance Taylor <iant@google.com>
21222 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21223 (c_parser_postfix_expression_after_primary): Get VEC for list of
21224 arguments. Get original types of arguments. Call
21225 build_function_call_vec.
21226 (cached_expr_list_1, cached_expr_list_2): New static variables.
21227 (c_parser_expr_list): Change return type to VEC *. Add
21228 p_orig_types parameter. Change all callers.
21229 (c_parser_release_expr): New static function.
21230 (c_parser_vec_to_tree_list): New static function.
21231 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21232 call build_function_call_vec.
21233 (build_function_call_vec): New function, based on old
21234 build_function_call.
21235 (convert_arguments): Remove nargs and argarray parameters. Change
21236 values to a VEC. Add origtypes parameter.
21237 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21238 (convert_for_assignment): Add origtype parameter. Change all
21239 callers. If warn_cxx_compat, check for conversion to an enum
21240 type when calling a function.
21241 (store_init_value): Add origtype parameter. Change all callers.
21242 (digest_init): Likewise.
21243 (struct init_node): Add origtype field.
21244 (add_pending_init): Add origtype parameter. Change all callers.
21245 (output_init_element): Likewise.
21246 (output_pending_init_elements): Pass origtype from init_node to
21247 output_init_element.
21248 (process_init_element): Pass origtype from c_expr to
21249 output_init_element.
21250 (c_finish_return): Add origtype parameter. Change all callers.
21251 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21253 (sync_resolve_params): Likewise.
21254 (sync_resolve_return): Change params to first_param. Change caller.
21255 (resolve_overloaded_builtins): Change params to VEC *. Change
21256 callers. Save first parameter around call to build_function_call_vec.
21257 * c-decl.c (finish_decl): Add origtype parameter. Change all
21258 callers. Call build_function_call_vec rather than
21259 build_function_call for cleanup.
21260 * c-tree.h: Update declarations.
21261 * c-common.h: Update declarations.
21262 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21263 params to first_param.
21264 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21265 params parameter from tree to void *.
21266 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21267 Change arglist parameter to have type void *, and to be a pointer
21269 * config/rs6000/rs6000-protos.h
21270 (altivec_resolve_overloaded_builtin): Update declaration.
21271 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21272 fnargs parameter to have type void *, and to be a pointer to a
21273 VEC. Call build_function_call_vec instead of
21274 build_function_call.
21275 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21277 2009-04-20 Joey Ye <joey.ye@intel.com>
21278 Xuepeng Guo <xuepeng.guo@intel.com>
21279 H.J. Lu <hongjiu.lu@intel.com>
21281 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21283 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21284 (IX86_LEA_PRIORITY): Likewise.
21285 (distance_non_agu_define): New function.
21286 (distance_agu_use): Likewise.
21287 (ix86_lea_for_add_ok): Likewise.
21288 (ix86_dep_by_shift_count): Likewise.
21290 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21291 should split for LEA.
21293 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21295 (ix86_dep_by_shift_count): Likewise.
21297 2009-04-20 Richard Guenther <rguenther@suse.de>
21299 * expr.c (handled_component_p): Move ...
21300 * tree.h (handled_component_p): ... here.
21301 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21302 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21303 and REALPART_EXPR to be in one group.
21305 2009-04-20 Richard Guenther <rguenther@suse.de>
21307 * basic-block.h (get_all_dominated_blocks): Declare.
21308 * dominance.c (get_all_dominated_blocks): New function.
21309 * tree-cfg.c (get_all_dominated_blocks): Remove.
21310 (remove_edge_and_dominated_blocks): Adjust.
21311 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21312 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21313 instead of recursing.
21315 2009-04-20 Doug Kwan <dougkwan@google.com>
21317 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21318 (struct cgraph_node_set_def): New type.
21319 (cgraph_node_set) New type. Also declare vector functions.
21320 (struct cgraph_node_set_element_def): New type.
21321 (cgraph_node_set_element): Ditto.
21322 (cgraph_node_set_iterator): New iterator type.
21323 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21324 cgraph_node_set_remove, dump_cgraph_node_set,
21325 debug_cgraph_node_set): New prototypes.
21326 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21327 cgraph_node_set_size): New inlines.
21328 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21329 including cgraph.h.
21330 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21331 argument to function 'write_summary'.
21332 * ipa.c: Include ggc.h.
21333 (hash_cgraph_node_set_element,
21334 eq_cgraph_node_set_element, cgraph_node_set_new,
21335 cgraph_node_set_add, cgraph_node_set_remove,
21336 cgraph_node_set_find, dump_cgraph_node_set,
21337 debug_cgraph_node_set): New functions.
21338 * Makefile.in (ipa.o): Add dependency on GGC_H.
21340 2009-04-20 Ira Rosen <irar@il.ibm.com>
21342 PR tree-optimization/39675
21343 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21344 check of the return code of vect_schedule_slp. Check that
21345 stmt_vec_info still exists for the statement, before checking its
21346 vectorization type.
21348 2009-04-20 Michael Matz <matz@suse.de>
21350 * Makefile.in (generated_files): Take out $(simple_generated_c).
21352 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21354 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21355 (UINTPTR_TYPE): Likewise.
21357 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21360 * c-typeck.c (digest_init): Check for initializing an array with a
21363 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21366 * c-semantics.c (pop_stmt_list): Propagate
21367 STATEMENT_LIST_HAS_LABEL to parent statement list.
21369 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21371 * config/mips/mips.h (mips_tune_attr): New macro.
21372 * config/mips/mips.md (cpu): Use it.
21374 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21377 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21380 2009-04-19 Diego Novillo <dnovillo@google.com>
21382 * toplev.c (compile_file): Move call to coverage_finish ...
21383 * cgraphunit.c (ipa_passes): ... here.
21384 Call cgraph_process_new_functions.
21385 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21386 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21388 2009-04-19 Jan Hubicka <jh@suse.cz>
21390 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21392 (dump_cgraph_node): Dump can throw external flag.
21393 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21395 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21399 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21400 * common.opt (Wlogical-op): Move from here...
21401 * c.opt (Wlogical-op): ... to here.
21402 * c-typeck.c (parser_build_binary_op): Update call to
21403 warn_logical_operator.
21404 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21406 * c-common.c (warn_logical_op): Update.
21407 * c-common.h (warn_logical_op): Update declaration.
21409 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21411 * tree.c (protected_set_expr_location): Fix formatting.
21413 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21416 * c-typeck.c (readonly_warning): new.
21417 (build_unary_op, build_modify_expr): Use readonly_warning for
21418 storing into something readonly but not const-qualified.
21420 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21423 * c-typeck.c (build_unary_op): Check for taking address of
21424 expression of type void.
21426 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21429 * c-typeck.c (build_function_call): Check for calling a function
21430 with qualified void return types. Call require_complete_type when
21433 2009-04-18 Jan Hubicka <jh@suse.cz>
21435 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21437 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21438 can_throw_external flag.
21439 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21440 * ipa-pure-const.c (ignore_edge): New function.
21441 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21442 only over can_throw_external edges.
21443 (local_pure_const): Add nothrow flag.
21444 * ipa-utils.c (searchc): Add ignore_edge callback.
21445 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21446 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21447 (set_nothrow_function_flags): Update cgraph.
21448 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21450 2009-04-18 Richard Guenther <rguenther@suse.de>
21452 PR middle-end/39804
21453 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21454 (fold_stmt): ... this and ...
21455 (fold_stmt_inplace): ... this.
21456 (fold_stmt_1): Fold references in calls and asms.
21457 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21459 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21461 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21462 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21464 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21466 * tree.c (function_args_count): Remove.
21467 * tree.h: Remove the prototype for function_args_count.
21469 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21471 * tree-iterator.c (expr_only): Remove.
21472 * tree.h: Remove the prototype for expr_only.
21474 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21476 * reginfo.c (cannot_change_mode_set_regs): Remove.
21477 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21479 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21481 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21482 whether operands 0 and 1 overlaps.
21484 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21486 PR middle-end/36902
21487 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21488 pointer. Use warning_at instead of warning.
21489 (search_for_addr_array): Likewise.
21490 (check_array_bounds): Likewise.
21491 (check_all_array_refs): Check that the incoming edge is not in the
21492 list of edges to be removed.
21493 (check_all_array_refs): Avoid the temporal pointer.
21494 (vrp_visit_cond_stmt): Fix typo.
21495 (simplify_switch_using_ranges): Handle the case where the switch
21496 index is an integer constant.
21498 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21500 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21502 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21504 * doc/extend.texi, doc/invoke.texi: Fix typos.
21506 2009-04-17 Cary Coutant <ccoutant@google.com>
21508 * tree-flow-inline.h (get_lineno): Fix inverted test.
21510 2009-04-17 Diego Novillo <dnovillo@google.com>
21512 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21513 assertion for AVAIL_OUT.
21515 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21518 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21519 * config/sh/linux-atomic.asm: Likewise.
21521 2009-04-17 Diego Novillo <dnovillo@google.com>
21523 * except.c (debug_eh_tree): New.
21524 (struct eh_region, struct eh_status): Move ...
21525 * except.h: ... here.
21526 (add_type_for_runtime): Declare extern.
21527 (lookup_type_for_runtime): Likewise.
21528 (debug_eh_tree): Declare.
21529 * Makefile.in (GTFILES): List except.h before except.c
21531 2009-04-17 Diego Novillo <dnovillo@google.com>
21533 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21534 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21535 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21536 (find_vars_r): ... here.
21537 * tree-flow.h (find_referenced_vars_in): Declare.
21538 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21539 that AVAIL_OUT exists for BLOCK.
21540 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21541 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21542 (tree-parloops.o): Likewise.
21544 2009-04-17 Simon Baldwin <simonb@google.com>
21546 * toplev.c (default_tree_printer): Add handling for %E format.
21548 2009-04-17 Diego Novillo <dnovillo@google.com>
21550 * tree-pretty-print.c (dump_generic_node): Add break after
21551 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21552 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21553 FUNCTION_TYPE together. Call print_struct_decl when printing
21554 structures and TDF_SLIM is not given.
21555 (print_struct_decl): Fix logic for detecting recursion.
21557 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21560 * gcc.c (create_at_file): New.
21561 (compile_input_file_p): New.
21562 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21563 * main.c (main): Update call to toplev_main.
21564 * toplev.c (toplev_main): Change signature. Call expandargv.
21565 * toplev.h (toplev_main): Change signature.
21567 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21569 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21570 if the latter is not constant.
21572 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21574 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21576 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21578 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21579 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21581 2009-04-17 Richard Guenther <rguenther@suse.de>
21583 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21584 Handle component references view-converting an invariant address.
21586 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21588 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21589 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21590 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21591 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21592 Use @deftypevr rather than @deftypevar.
21594 2009-04-17 Richard Guenther <rguenther@suse.de>
21596 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21597 (get_prop_source_stmt): Likewise.
21598 (can_propagate_from): Likewise.
21600 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21602 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21603 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21604 (--with-multilib-list): Add default value.
21605 * configure: Regenerate.
21606 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21607 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21608 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21609 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21610 Don't add default cpu to multilib list unnecessarily, but do enable
21611 the relevant compiler option..
21612 Add support for --with-multilib-list=<blank> and
21613 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21614 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21615 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21616 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21617 TM_MULTILIB_CONFIG.
21618 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21619 (MULTILIB_OSDIRNAMES): New variable.
21620 * config/sh/t-1e: Delete file.
21621 * config/sh/t-mlib-sh1: Delete file.
21622 * config/sh/t-mlib-sh2: Delete file.
21623 * config/sh/t-mlib-sh2a: Delete file.
21624 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21625 * config/sh/t-mlib-sh2a-single: Delete file.
21626 * config/sh/t-mlib-sh2a-single-only: Delete file.
21627 * config/sh/t-mlib-sh2e: Delete file.
21628 * config/sh/t-mlib-sh3e: Delete file.
21629 * config/sh/t-mlib-sh4: Delete file.
21630 * config/sh/t-mlib-sh4-nofpu: Delete file.
21631 * config/sh/t-mlib-sh4-single: Delete file.
21632 * config/sh/t-mlib-sh4-single-only: Delete file.
21633 * config/sh/t-mlib-sh4a: Delete file.
21634 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21635 * config/sh/t-mlib-sh4a-single: Delete file.
21636 * config/sh/t-mlib-sh4a-single-only: Delete file.
21637 * config/sh/t-mlib-sh4al: Delete file.
21638 * config/sh/t-mlib-sh5-32media: Delete file.
21639 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21640 * config/sh/t-mlib-sh5-64media: Delete file.
21641 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21642 * config/sh/t-mlib-sh5-compact: Delete file.
21643 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21644 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21645 * doc/install.texi (Options specification): Add
21646 --with-multilib-list and --with-endian.
21648 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21650 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21652 (OBJS-common): Add plugin-version.o.
21653 (plugin-version.o): New.
21654 * gcc-plugin.h (plugin_gcc_version): New.
21655 (plugin_default_version_check): New.
21656 (plugin_init_func, plugin_init): Add version argument.
21657 * plugin-version.c: New.
21658 * plugin.c (str_plugin_gcc_version_name): New.
21659 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21660 pass it to the init function.
21661 (plugin_default_version_check): New.
21663 2009-04-17 Richard Guenther <rguenther@suse.de>
21665 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21666 for decl-vs-decl disambiguation.
21668 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21670 * config/s390/s390.h (s390_tune_attr): New macro definition.
21671 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21673 2009-04-17 Richard Guenther <rguenther@suse.de>
21675 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21676 (fold_stmt_r): Likewise.
21677 (maybe_fold_reference): New function.
21678 (fold_gimple_assign): Handle cases fold_stmt_r did.
21679 (fold_stmt): Do not use fold_stmt_r.
21680 (fold_stmt_inplace): Likewise.
21682 2009-04-17 Richard Guenther <rguenther@suse.de>
21684 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21685 (record_equivalences_from_stmt): Remove useless checks and
21687 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21688 the type is already suitable.
21690 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21692 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21694 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21696 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21697 (CMPtype): Define as __gcc_CMPtype.
21699 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21701 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21702 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21704 2009-04-17 Richard Guenther <rguenther@suse.de>
21706 PR tree-optimization/39746
21707 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21708 special-casing for builtins and static variable use/def.
21709 (call_may_clobber_ref_p_1): Likewise.
21711 2009-04-16 Ian Lance Taylor <iant@google.com>
21713 * df.h: Include "timevar.h".
21714 (struct df_problem): Change tv_id field to timevar_id_t.
21715 * tree-pass.h: Include "timevar.h".
21716 (struct opt_pass): Change tv_id field to timevar_id_t.
21717 * timevar.h (timevar_id_t): Define TV_NONE.
21718 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21719 TV_NONE rather than tv_id != 0.
21720 (execute_one_pass): Likewise.
21721 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21722 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21723 dependencies to $(TREE_PASS_H).
21724 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21726 (pass_branch_target_load_optimize2): Likewise.
21727 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21728 (pass_outof_cfg_layout_mode): Likewise.
21729 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21730 (pass_rebuild_cgraph_edges): Likewise.
21731 (pass_remove_cgraph_callee_edges): Likewise.
21732 * df-core.c (pass_df_initialize_opt): Likewise.
21733 (pass_df_initialize_no_opt): Likewise.
21734 (pass_df_finish): Likewise.
21735 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21736 * except.c (pass_set_nothrow_function_flags): Likewise.
21737 (pass_convert_to_eh_region_ranges): Likewise.
21738 * final.c (pass_compute_alignments): Likewise.
21739 * function.c (pass_instantiate_virtual_regs): Likewise.
21740 (pass_init_function): Likewise.
21741 (pass_leaf_regs): Likewise.
21742 (pass_match_asm_constraints): Likewise.
21743 * gimple-low.c (pass_lower_cf): Likewise.
21744 (pass_mark_used_blocks): Likewise.
21745 * init-regs.c (pass_initialize_regs): Likewise.
21746 * integrate.c (pass_initial_value_sets): Likewise.
21747 * ira.c (pass_ira): Likewise.
21748 * jump.c (pass_cleanup_barriers): Likewise.
21749 * omp-low.c (pass_expand_omp): Likewise.
21750 (pass_lower_omp): Likewise.
21751 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21752 * recog.c (pass_split_all_insns): Likewise.
21753 (pass_split_after_reload): Likewise.
21754 (pass_split_before_regstack): Likewise.
21755 (pass_split_before_sched2): Likewise.
21756 (pass_split_for_shorten_branches): Likewise.
21757 * reginfo.c (pass_reginfo_init): Likewise.
21758 (pass_subregs_of_mode_init): Likewise.
21759 (pass_subregs_of_mode_finish): Likewise.
21760 * passes.c (pass_postreload): Likewise.
21761 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21762 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21763 (pass_warn_function_return): Likewise.
21764 (pass_warn_function_noreturn): Likewise.
21765 * tree-complex.c (pass_lower_complex): Likewise.
21766 (pass_lower_complex_O0): Likewise.
21767 * tree-if-conv.c (pass_if_conversion): Likewise.
21768 * tree-into-ssa.c (pass_build_ssa): Likewise.
21769 * tree-mudflap.c (pass_mudflap_1): Likewise.
21770 (pass_mudflap_2): Likewise.
21771 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21772 (pass_mudflap_2): Likewise.
21773 * tree-nrv.c (pass_return_slot): Likewise.
21774 * tree-object-size.c (pass_object_sizes): Likewise.
21775 * tree-optimize.c (pass_all_optimizations): Likewise.
21776 (pass_early_local_passes): Likewise.
21777 (pass_all_early_optimizations): Likewise.
21778 (pass_cleanup_cfg): Likewise.
21779 (pass_cleanup_cfg_post_optimizing): Likewise.
21780 (pass_free_datastructures): Likewise.
21781 (pass_free_cfg_annotations): Likewise.
21782 (pass_fixup_cfg): Likewise.
21783 (pass_init_datastructures): Likewise.
21784 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21785 (pass_late_warn_uninitialized): Likewise.
21786 (pass_update_address_taken): Likewise.
21787 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21788 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21789 (pass_cse_sincos): Likewise.
21790 (pass_convert_to_rsqrt): Likewise.
21791 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21792 * tree-stdarg.c (pass_stdarg): Likewise.
21793 * tree-tailcall.c (pass_tail_recursion): Likewise.
21794 (pass_tail_calls): Likewise.
21795 * tree-vect-generic.c (pass_lower_vector): Likewise.
21796 (pass_lower_vector_ssa): Likewise.
21797 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21799 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21801 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21803 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21805 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21806 logical and signext.
21808 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21811 * config/sh/predicates.md (arith_operand): Check if the operand
21812 of TRUNCATE is a REG.
21814 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21816 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21817 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21819 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21821 * tree-iterator.c (tsi_split_statement_list_after,
21822 tsi_split_statement_list_before): Remove.
21823 * tree-iterator.h: Remove the prototypes for
21824 tsi_split_statement_list_after and tsi_split_statement_list_before.
21826 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21828 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21829 * tree-ssa-propagate.h: Remove the prototype for
21830 stmt_makes_single_load.
21832 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21834 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21835 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21837 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21839 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21841 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21843 * except.c (eh_region_outer_p): Remove.
21844 * except.h: Remove the prototype for eh_region_outer_p.
21846 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21848 * function.c (current_function_assembler_name): Remove.
21849 * function.h: Remove the prototype for
21850 current_function_assembler_name.
21852 2009-04-16 Ian Lance Taylor <iant@google.com>
21854 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21855 (add_reg_note): Call alloc_reg_note.
21856 * rtl.h (alloc_reg_note): Declare.
21857 * combine.c (try_combine): Use alloc_reg_note.
21858 (recog_for_combine, move_deaths): Likewise.
21859 (distribute_notes): Use alloc_reg_note and add_reg_note.
21860 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21861 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21862 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21864 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21866 PR rtl-optimization/39762
21867 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21868 ira_may_move_out_cost): Add comments about way of their usage.
21869 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21871 * ira-conflicts.c (process_regs_for_copy): Use function
21872 ira_get_register_move_cost instead of global
21873 ira_register_move_cost.
21875 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21876 color_pass, move_spill_restore, update_curr_costs): Ditto.
21878 * ira-lives.c (process_single_reg_class_operands): Ditto.
21880 * ira-emit.c (emit_move_list): Ditto.
21882 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21883 (record_reg_classes): Ditto. Use functions
21884 ira_get_register_move_cost and ira_get_may_move_cost instead of
21885 global vars ira_register_move_cost, ira_may_move_out_cost and
21886 ira_may_move_in_cost.
21887 (record_address_regs): Don't call ira_init_register_move_cost.
21888 Use function ira_get_may_move_cost instead of global
21889 ira_may_move_in_cost.
21890 (process_bb_node_for_hard_reg_moves): Use function
21891 ira_get_register_move_cost instead of global ira_register_move_cost.
21892 (ira_costs): Don't call ira_init_register_move_cost.
21894 2009-04-16 Richard Guenther <rguenther@suse.de>
21896 * tree-cfg.c (verify_gimple_assign_binary):
21897 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21898 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21899 (create_general_new_stmt): Note that this function is broken.
21901 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21903 * common.opt (fhelp): Add Var(help_flag).
21904 * gcc-plugin.h (plugin_info): Add help.
21905 * plugin.c (plugin_name_args): Add help.
21906 (register_plugin_info): Set plugin->help.
21907 (print_help_one_plugin): New.
21908 (print_plugins_help): New.
21909 * plugin.h (print_plugins_help): New.
21910 * toplev.c (toplev_main): Call print_plugins_help if needed.
21912 2009-04-16 Richard Guenther <rguenther@suse.de>
21914 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21915 (gimple_ior_addresses_taken_1): New function.
21916 (gimple_ior_addresses_taken): Likewise.
21917 * gimple.h (struct gimple_statement_with_ops_base): Remove
21918 addresses_taken member.
21919 (gimple_ior_addresses_taken): Declare.
21920 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21921 gimple_set_addresses_taken): Remove.
21922 * ipa-reference.c (mark_address): New function.
21923 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21924 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21925 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21926 (gimple_add_to_addresses_taken): Remove.
21927 (get_tmr_operands): Call mark_address_taken.
21928 (get_asm_expr_operands): Likewise.
21929 (get_expr_operands): Likewise.
21930 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21931 (free_stmt_operands): Do not free it.
21932 * tree-ssa.c (delete_tree_ssa): Likewise.
21933 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21935 2009-04-16 Richard Guenther <rguenther@suse.de>
21937 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21938 (walk_stmt_load_store_ops): Likewise.
21939 * gimple.c (get_base_loadstore): New function.
21940 (walk_stmt_load_store_addr_ops): Likewise.
21941 (walk_stmt_load_store_ops): Likewise.
21942 * ipa-pure-const.c (check_op): Simplify.
21943 (check_load, check_store): New functions.
21944 (check_stmt): Use walk_stmt_load_store_ops.
21945 * ipa-reference.c (mark_load): Adjust signature.
21946 (mark_store): Likewise.
21947 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21949 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21951 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21952 (plugin_info): New.
21953 * opts.c (common_handle_option): Don't call print_version.
21954 * plugin.c (plugin_name_args): Add version.
21955 (register_plugin_info): New.
21956 (register_callback): Handle PLUGIN_INFO.
21957 (try_init_one_plugin): New.
21958 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21960 (finalize_one_plugin): New.
21961 (finalize_plugins): New.
21962 (print_one_plugin): New.
21963 (print_plugins_versions): New.
21964 * plugin.h (print_plugins_versions): New.
21965 (finalize_plugins): New.
21966 * toplev.c (compile_file): Don't call initialize_plugins.
21967 (print_version): Call print_plugins_versions.
21968 (toplev_main): Call initialize_plugins. Print version if needed.
21969 Call finalize_plugins.
21971 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21973 * common.opt (fversion): New.
21974 * gcc.c (print_version): New.
21975 (process_command): Don't print the version. Just set print_version.
21976 (main): Print version. Call subprocesses if print_version and
21977 verbose_flag are set.
21978 * opts.c (common_handle_option): Handle OPT_fversion.
21980 2009-04-16 Richard Guenther <rguenther@suse.de>
21981 Ira Rosen <irar@il.ibm.com>
21983 PR tree-optimization/39698
21984 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21985 type of the reduction variable. Only generate the def if
21988 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21989 make sure to first convert to an integer of the same precision.
21990 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21991 the type of the evolution correctly in computing the new
21992 induction variable base.
21994 2009-04-16 Richard Guenther <rguenther@suse.de>
21996 PR middle-end/39625
21997 * tree-cfg.c (make_blocks): Split statements with to-be
21998 abnormal SSA names on the lhs.
22000 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22002 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22003 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22004 * c-typeck.c (really_start_incremental_init): Likewise.
22005 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22006 (TARGET_INITIALIZER): Remove it.
22007 * target.h (struct target): Remove vector_opaque_p.
22008 * tree.c (build_opaque_vector_type): New.
22009 * tree.h (TYPE_VECTOR_OPAQUE): New.
22010 (build_opaque_vector_type): Declare.
22011 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22012 * config/rs6000/rs6000.c (build_opaque_vector_type,
22013 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22014 (rs6000_init_builtins): Use build_opaque_vector_type for
22015 opaque_V4SI_type_node.
22017 2009-04-15 Catherine Moore <clm@codesourcery.com>
22019 * debug.h (set_name): Declare.
22020 * dwarf2out.c (dwarf2out_set_name): Declare.
22021 (dwarf2_debug_hooks): Add set_name.
22022 (find_AT_string): New.
22023 (add_AT_string): Call find_AT_string.
22024 (dwarf2out_set_name): New.
22025 * cp/decl.c (grokdeclarator): Call set_name.
22026 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22027 * debug.c (do_nothing_debug_hooks): Likewise.
22028 * dbxout.c (dbx_debug_hooks): Likewise.
22029 * sdbout.c (sdb_debug_hooks): Likewise.
22031 2009-04-15 Michael Eager <eager@eagercon.com>
22033 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22034 reg for single-precision FPU.
22035 * config/rs6000/rs6000.md (movsi_internal1): Only for
22036 !TARGET_SINGLE_FPU.
22037 (movsi_internal1_single): New. Add pattern to move SI values to/from
22038 single-precision FP regs.
22040 2009-04-15 Richard Guenther <rguenther@suse.de>
22042 * omp-low.c (lower_rec_input_clauses): Build correct address
22044 (expand_omp_for_generic): Fix multiplication type.
22045 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22046 (generate_memset_zero): Fix types.
22047 * tree-profile.c (prepare_instrumented_value): Correctly
22050 2009-04-15 Ian Lance Taylor <iant@google.com>
22052 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22053 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22054 for -Wall and for -Wc++-compat.
22055 (c_common_post_options): For C++, set warn_enum_compare if not
22057 * c-tree.h (struct c_expr): Add field original_type.
22058 (build_external_ref): Update declaration.
22059 * c-parser.c (c_parser_braced_init): Set original_type.
22060 (c_parser_initelt): Likewise.
22061 (c_parser_expr_no_commas): Likewise.
22062 (c_parser_conditional_expression): Likewise.
22063 (c_parser_cast_expression): Likewise.
22064 (c_parser_unary_expression): Likewise. Pull setting of
22065 original_code to top of function.
22066 (c_parser_sizeof_expression): Set original_type.
22067 (c_parser_alignof_expression): Likewise.
22068 (c_parser_postfix_expression): Likewise. Pull setting of
22069 original_code to top of function.
22070 (c_parser_postfix_expression_after_paren_type): Set original_type.
22071 (c_parser_postfix_expression_after_primary): Likewise.
22072 (c_parser_expression): Likewise.
22073 * c-typeck.c (build_external_ref): Add type parameter. Change all
22075 (c_expr_sizeof_expr): Set original_type field.
22076 (parser_build_unary_op): Likewise.
22077 (parser_build_binary_op): Likewise. Optionally warn about
22078 comparisons of enums of different types.
22079 (digest_init): Set original_type field.
22080 (really_start_incremental_init): Likewise.
22081 (push_init_level, pop_init_level): Likewise.
22082 * doc/invoke.texi (Warning Options): -Wenum-compare now
22085 2009-04-15 Richard Guenther <rguenther@suse.de>
22087 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22088 out a necessary conversion.
22089 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22090 names we didn't value number.
22091 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22093 2009-04-15 Richard Guenther <rguenther@suse.de>
22095 PR tree-optimization/39764
22096 * tree-ssa-ccp.c (get_value): Canonicalize value with
22097 canonicalize_float_value.
22099 2009-04-15 Jan Hubicka <jh@suse.cz>
22101 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22102 Wrong version of patch.
22104 2009-04-15 Jan Hubicka <jh@suse.cz>
22106 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22108 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22110 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22111 our distinct integral and vector types.
22113 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22115 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22116 * init.c (build_vtbl_address): Remove call to assemble_external.
22118 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22120 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22121 output for other floating point modes.
22123 2009-04-14 Diego Novillo <dnovillo@google.com>
22125 * diagnostic.c (diagnostic_report_diagnostic): Do not
22126 warn about loaded plugins for DK_ERROR and DK_WARNING.
22127 * c-decl.c (declspecs_add_type): Move call to
22128 invoke_plugin_callbacks ...
22129 * c-parser.c (c_parser_declspecs): ... here.
22130 * plugin.c (dump_active_plugins): Tidy output.
22132 2009-04-14 Diego Novillo <dnovillo@google.com>
22133 Le-Chun Wu <lcwu@google.com>
22135 * configure.ac: Add --enable-plugin support.
22136 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22137 * Makefile.in (PLUGIN_H): Define.
22138 Export ENABLE_PLUGIN and GMPINC to site.exp.
22139 Add PLUGINLIBS to link command.
22140 Add/modify dependencies for plugin.o and files including plugin.h.
22142 * config.in: Regenerate.
22144 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22147 2009-04-14 Le-Chun Wu <lcwu@google.com>
22149 * tree-pass.h (register_one_dump_file): Add a prototype for
22150 register_one_dump_file.
22151 * toplev.c (compile_file): Call initialize_plugins.
22152 (do_compile): Call invoke_plugin_callbacks.
22153 (toplev_main): Call invoke_plugin_callbacks.
22154 * common.opt: Add -fplugin= and -fplugin-arg-.
22155 * gcc-plugin.h: New public header file for plugins to include.
22156 * plugin.c: New source file.
22157 * plugin.h: New internal header file.
22158 * passes.c (register_one_dump_file): Make it external.
22160 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22162 2009-04-14 Diego Novillo <dnovillo@google.com>
22164 * doc/plugins.texi: New.
22165 * doc/gccint.texi: Add reference to Plugins chapter.
22166 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22167 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22168 loaded plugins, if any.
22169 * timevar.def (TV_PLUGIN_INIT): Define.
22170 (TV_PLUGIN_RUN): Define.
22171 * plugin.c: Include timevar.h
22172 (plugins_active_p): New.
22173 (dump_active_plugins): New.
22174 (debug_active_plugins): New.
22176 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22178 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22180 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22182 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22184 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22185 the same as a minus without a shift.
22187 2009-04-14 Nick Clifton <nickc@redhat.com>
22189 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22190 comparisons with small integers will always produce a short
22193 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22196 2008-12-19 Diego Novillo <dnovillo@google.com>
22198 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22200 2009-04-14 Richard Guenther <rguenther@suse.de>
22202 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22204 (verify_gimple_assign_binary): Likewise. Handle shifts and
22206 (verify_gimple_phi): Print the mismatched argument position.
22207 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22209 (vect_update_init_of_dr): Likewise.
22210 * matrix-reorg.c (transform_access_sites): Do what the
22212 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22214 2009-04-13 Michael Eager <eager@eagercon.com>
22216 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22217 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22218 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22219 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22220 remove duplicate config
22222 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22224 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22225 file_name:line_number type locator of the call site.
22227 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22229 * genautomata.c: Put blank after comma.
22230 (automaton_decls): New.
22231 (struct unit_usage): Add comments to member next.
22232 (store_alt_unit_usage): Keep the list ordered.
22233 (unit_present_on_list_p, equal_alternatives_p): New.
22234 (check_regexp_units_distribution): Check units distribution
22235 correctness correctly.
22236 (main): Don't write automata if error is found. Return correct
22239 * config/m68k/cf.md (cfv4_ds): Remove.
22240 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22241 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22243 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22244 power4-load-ext, power4-store, power4-store-update,
22245 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22246 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22247 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22248 power4-sqrt, power4-isync): Modify reservation to make correct
22249 unit distribution to automata.
22251 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22252 power5-store-update, power5-two, power5-three, power5-lmul,
22253 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22255 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22257 * except.c (pass_set_nothrow_function_flags): Set name and add
22259 (set_nothrow_function_flags): Mention in the dump file when
22260 changing a function to nothrow.
22262 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22265 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22266 instead of unsigned long.
22268 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22270 * config/arm/arm.c (return_used_this_function): Remove.
22271 (arm_output_function_prologue): Remove use of
22272 return_used_this_function.
22273 (output_return_instruction): Replace use of
22274 return_used_this_function
22275 by cfun->machine->return_used_this_function.
22276 (arm_output_epilogue): Likewise.
22277 (arm_output_function_epilogue): Likewise.
22278 (thumb_unexpanded_epilogue): Likewise.
22279 * config/arm/arm.h (struct machine_function):
22280 New member return_used_this_function.
22282 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22284 * doc/install.texi: Correct description of default directory for
22285 --with-gxx-include-dir.
22287 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22289 * fold-const.c (build_range_check): Properly deal with enumeral and
22290 boolean base types.
22292 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22294 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22295 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22296 * params.h (MAX_GCSE_PASSES): Remove.
22297 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22298 in sequence. Remove ability to run multiple passes.
22299 (bypass_jumps): Report run as third CPROP pass.
22301 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22303 PR middle-end/39651
22304 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22305 when deciding whether the whole SEQUENCE can throw.
22307 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22310 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22311 offseted label references.
22313 2009-04-11 Jan Hubicka <jh@suse.cz>
22315 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22317 2009-04-11 Richard Guenther <rguenther@suse.de>
22319 PR middle-end/39732
22320 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22321 return variables as TREE_ADDRESSABLE.
22323 2009-04-11 Richard Guenther <rguenther@suse.de>
22325 PR tree-optimization/39713
22326 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22327 reference trees have SSA_NAME operands.
22329 2009-04-11 Richard Guenther <rguenther@suse.de>
22332 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22333 address expressions.
22335 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22337 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22338 match changes in Cygwin 1.7
22339 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22340 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22342 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22344 PR tree-optimization/39701
22345 * doc/invoke.texi (Optimization Options): Document change in
22346 meaning and initialization of -fdelete-null-pointer-checks.
22348 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22350 PR middle-end/39701
22351 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22353 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22356 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22358 2009-04-10 Chao-ying Fu <fu@mips.com>
22360 * doc/tm.texi (Instruction Output): Document
22361 TARGET_ASM_FINAL_POSTSCAN_INSN.
22362 * target.h (final_postscan_insn): New field in asm_out.
22363 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22364 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22365 * final.c (final_scan_insn): Call
22366 targetm.asm_out.final_postscan_insn after outputting
22367 an asm macro and a normal instruction.
22369 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22370 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22371 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22372 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22373 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22375 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22377 PR middle-end/39701
22378 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22379 variables as non-NULL even with -fdelete-null-pointer-checks.
22381 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22383 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22385 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22388 * config/i386/i386.c (classify_argument): Handle SCmode with
22389 (bit_offset % 64) != 0.
22391 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22393 * doc/invoke.texi (Optimize Options): Add cross-reference to
22394 -Q --help=optimizers examples.
22396 2009-04-10 Ben Elliston <bje@au.ibm.com>
22399 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22400 regalign for the reg == fpr and TDmode case.
22402 2009-04-09 David Ayers <ayers@fsfe.org>
22405 * objc/objc-act.c (warn_with_method): Remove helper function.
22406 (check_duplicates): Call warning and inform directly.
22407 (really_start_method): Likewise.
22409 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22411 * expmed.c (expand_divmod): Always use a comparison for a division
22412 by a large unsigned integer.
22414 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22415 for things others than variables or functions as nonzero.
22417 2009-04-09 Nick Clifton <nickc@redhat.com>
22419 * unwind-compat.c: Change copyright header to refer to version
22420 3 of the GNU General Public License with version 3.1 of the
22421 GCC Runtime Library Exception and to point readers at the
22422 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22423 * config/alpha/crtfastmath.c: Likewise.
22424 * config/alpha/linux-unwind.h: Likewise.
22425 * config/alpha/qrnnd.asm: Likewise.
22426 * config/alpha/vms-crt0-64.c: Likewise.
22427 * config/alpha/vms-crt0.c: Likewise.
22428 * config/alpha/vms-dwarf2.asm: Likewise.
22429 * config/alpha/vms-dwarf2eh.asm: Likewise.
22430 * config/alpha/vms-psxcrt0-64.c: Likewise.
22431 * config/alpha/vms-psxcrt0.c: Likewise.
22432 * config/alpha/vms_tramp.asm: Likewise.
22433 * config/arc/initfini.c: Likewise.
22434 * config/arc/lib1funcs.asm: Likewise.
22435 * config/arm/bpabi-v6m.S: Likewise.
22436 * config/arm/bpabi.S: Likewise.
22437 * config/arm/bpabi.c: Likewise.
22438 * config/arm/crti.asm: Likewise.
22439 * config/arm/crtn.asm: Likewise.
22440 * config/arm/ieee754-df.S: Likewise.
22441 * config/arm/ieee754-sf.S: Likewise.
22442 * config/arm/lib1funcs.asm: Likewise.
22443 * config/arm/libunwind.S: Likewise.
22444 * config/arm/linux-atomic.c: Likewise.
22445 * config/arm/mmintrin.h: Likewise.
22446 * config/arm/pr-support.c: Likewise.
22447 * config/arm/unaligned-funcs.c: Likewise.
22448 * config/arm/unwind-arm.c: Likewise.
22449 * config/arm/unwind-arm.h: Likewise.
22450 * config/avr/libgcc.S: Likewise.
22451 * config/bfin/crti.s: Likewise.
22452 * config/bfin/crtlibid.s: Likewise.
22453 * config/bfin/crtn.s: Likewise.
22454 * config/bfin/lib1funcs.asm: Likewise.
22455 * config/bfin/linux-unwind.h: Likewise.
22456 * config/cris/arit.c: Likewise.
22457 * config/cris/cris_abi_symbol.c: Likewise.
22458 * config/darwin-64.c: Likewise.
22459 * config/darwin-crt2.c: Likewise.
22460 * config/darwin-crt3.c: Likewise.
22461 * config/darwin.h: Likewise.
22462 * config/dbxelf.h: Likewise.
22463 * config/dfp-bit.c: Likewise.
22464 * config/dfp-bit.h: Likewise.
22465 * config/elfos.h: Likewise.
22466 * config/fixed-bit.c: Likewise.
22467 * config/fixed-bit.h: Likewise.
22468 * config/fp-bit.c: Likewise.
22469 * config/fp-bit.h: Likewise.
22470 * config/fr30/crti.asm: Likewise.
22471 * config/fr30/crtn.asm: Likewise.
22472 * config/fr30/lib1funcs.asm: Likewise.
22473 * config/freebsd-spec.h: Likewise.
22474 * config/frv/cmovd.c: Likewise.
22475 * config/frv/cmovh.c: Likewise.
22476 * config/frv/cmovw.c: Likewise.
22477 * config/frv/frvbegin.c: Likewise.
22478 * config/frv/frvend.c: Likewise.
22479 * config/frv/lib1funcs.asm: Likewise.
22480 * config/glibc-stdint.h: Likewise.
22481 * config/h8300/clzhi2.c: Likewise.
22482 * config/h8300/crti.asm: Likewise.
22483 * config/h8300/crtn.asm: Likewise.
22484 * config/h8300/ctzhi2.c: Likewise.
22485 * config/h8300/fixunssfsi.c: Likewise.
22486 * config/h8300/lib1funcs.asm: Likewise.
22487 * config/h8300/parityhi2.c: Likewise.
22488 * config/h8300/popcounthi2.c: Likewise.
22489 * config/i386/ammintrin.h: Likewise.
22490 * config/i386/att.h: Likewise.
22491 * config/i386/avxintrin.h: Likewise.
22492 * config/i386/biarch64.h: Likewise.
22493 * config/i386/bmmintrin.h: Likewise.
22494 * config/i386/cpuid.h: Likewise.
22495 * config/i386/cross-stdarg.h: Likewise.
22496 * config/i386/crtfastmath.c: Likewise.
22497 * config/i386/crtprec.c: Likewise.
22498 * config/i386/cygming-crtbegin.c: Likewise.
22499 * config/i386/cygming-crtend.c: Likewise.
22500 * config/i386/cygwin.asm: Likewise.
22501 * config/i386/emmintrin.h: Likewise.
22502 * config/i386/gmm_malloc.h: Likewise.
22503 * config/i386/gthr-win32.c: Likewise.
22504 * config/i386/i386.h: Likewise.
22505 * config/i386/immintrin.h: Likewise.
22506 * config/i386/linux-unwind.h: Likewise.
22507 * config/i386/linux64.h: Likewise.
22508 * config/i386/mm3dnow.h: Likewise.
22509 * config/i386/mmintrin-common.h: Likewise.
22510 * config/i386/mmintrin.h: Likewise.
22511 * config/i386/nmmintrin.h: Likewise.
22512 * config/i386/pmm_malloc.h: Likewise.
22513 * config/i386/pmmintrin.h: Likewise.
22514 * config/i386/smmintrin.h: Likewise.
22515 * config/i386/sol2-c1.asm: Likewise.
22516 * config/i386/sol2-ci.asm: Likewise.
22517 * config/i386/sol2-cn.asm: Likewise.
22518 * config/i386/sol2-gc1.asm: Likewise.
22519 * config/i386/tmmintrin.h: Likewise.
22520 * config/i386/unix.h: Likewise.
22521 * config/i386/w32-unwind.h: Likewise.
22522 * config/i386/wmmintrin.h: Likewise.
22523 * config/i386/x86-64.h: Likewise.
22524 * config/i386/x86intrin.h: Likewise.
22525 * config/i386/xmmintrin.h: Likewise.
22526 * config/ia64/crtbegin.asm: Likewise.
22527 * config/ia64/crtend.asm: Likewise.
22528 * config/ia64/crtfastmath.c: Likewise.
22529 * config/ia64/crti.asm: Likewise.
22530 * config/ia64/crtn.asm: Likewise.
22531 * config/ia64/fde-glibc.c: Likewise.
22532 * config/ia64/lib1funcs.asm: Likewise.
22533 * config/ia64/linux-unwind.h: Likewise.
22534 * config/ia64/quadlib.c: Likewise.
22535 * config/ia64/unwind-ia64.c: Likewise.
22536 * config/linux.h: Likewise.
22537 * config/m32c/m32c-lib1.S: Likewise.
22538 * config/m32c/m32c-lib2-trapv.c: Likewise.
22539 * config/m32c/m32c-lib2.c: Likewise.
22540 * config/m32r/initfini.c: Likewise.
22541 * config/m68hc11/larith.asm: Likewise.
22542 * config/m68hc11/m68hc11-crt0.S: Likewise.
22543 * config/m68k/cf.md: Likewise.
22544 * config/m68k/crti.s: Likewise.
22545 * config/m68k/crtn.s: Likewise.
22546 * config/m68k/lb1sf68.asm: Likewise.
22547 * config/m68k/linux-unwind.h: Likewise.
22548 * config/mcore/crti.asm: Likewise.
22549 * config/mcore/crtn.asm: Likewise.
22550 * config/mcore/lib1.asm: Likewise.
22551 * config/mips/linux-unwind.h: Likewise.
22552 * config/mips/loongson.h: Likewise.
22553 * config/mips/mips16.S: Likewise.
22554 * config/mmix/crti.asm: Likewise.
22555 * config/mmix/crtn.asm: Likewise.
22556 * config/pa/fptr.c: Likewise.
22557 * config/pa/hpux-unwind.h: Likewise.
22558 * config/pa/lib2funcs.asm: Likewise.
22559 * config/pa/linux-atomic.c: Likewise.
22560 * config/pa/linux-unwind.h: Likewise.
22561 * config/pa/milli64.S: Likewise.
22562 * config/pa/quadlib.c: Likewise.
22563 * config/pa/stublib.c: Likewise.
22564 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22565 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22566 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22567 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22568 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22569 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22570 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22571 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22572 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22573 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22574 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22575 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22576 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22577 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22578 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22579 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22580 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22581 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22582 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22583 * config/rs6000/750cl.h: Likewise.
22584 * config/rs6000/altivec.h: Likewise.
22585 * config/rs6000/biarch64.h: Likewise.
22586 * config/rs6000/crtresfpr.asm: Likewise.
22587 * config/rs6000/crtresgpr.asm: Likewise.
22588 * config/rs6000/crtresxfpr.asm: Likewise.
22589 * config/rs6000/crtresxgpr.asm: Likewise.
22590 * config/rs6000/crtsavfpr.asm: Likewise.
22591 * config/rs6000/crtsavgpr.asm: Likewise.
22592 * config/rs6000/darwin-asm.h: Likewise.
22593 * config/rs6000/darwin-fallback.c: Likewise.
22594 * config/rs6000/darwin-fpsave.asm: Likewise.
22595 * config/rs6000/darwin-ldouble.c: Likewise.
22596 * config/rs6000/darwin-tramp.asm: Likewise.
22597 * config/rs6000/darwin-unwind.h: Likewise.
22598 * config/rs6000/darwin-vecsave.asm: Likewise.
22599 * config/rs6000/darwin-world.asm: Likewise.
22600 * config/rs6000/e500crtres32gpr.asm: Likewise.
22601 * config/rs6000/e500crtres64gpr.asm: Likewise.
22602 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22603 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22604 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22605 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22606 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22607 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22608 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22609 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22610 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22611 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22612 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22613 * config/rs6000/eabi-ci.asm: Likewise.
22614 * config/rs6000/eabi-cn.asm: Likewise.
22615 * config/rs6000/eabi.asm: Likewise.
22616 * config/rs6000/linux-unwind.h: Likewise.
22617 * config/rs6000/linux64.h: Likewise.
22618 * config/rs6000/paired.h: Likewise.
22619 * config/rs6000/paired.md: Likewise.
22620 * config/rs6000/ppc64-fp.c: Likewise.
22621 * config/rs6000/ppu_intrinsics.h: Likewise.
22622 * config/rs6000/rs6000.h: Likewise.
22623 * config/rs6000/si2vmx.h: Likewise.
22624 * config/rs6000/sol-ci.asm: Likewise.
22625 * config/rs6000/sol-cn.asm: Likewise.
22626 * config/rs6000/spe.h: Likewise.
22627 * config/rs6000/spu2vmx.h: Likewise.
22628 * config/rs6000/sysv4.h: Likewise.
22629 * config/rs6000/tramp.asm: Likewise.
22630 * config/rs6000/vec_types.h: Likewise.
22631 * config/s390/linux-unwind.h: Likewise.
22632 * config/s390/tpf-unwind.h: Likewise.
22633 * config/score/crti.asm: Likewise.
22634 * config/score/crtn.asm: Likewise.
22635 * config/sh/crt1.asm: Likewise.
22636 * config/sh/crti.asm: Likewise.
22637 * config/sh/crtn.asm: Likewise.
22638 * config/sh/divtab-sh4-300.c: Likewise.
22639 * config/sh/divtab-sh4.c: Likewise.
22640 * config/sh/divtab.c: Likewise.
22641 * config/sh/lib1funcs-4-300.asm: Likewise.
22642 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22643 * config/sh/lib1funcs.asm: Likewise.
22644 * config/sh/lib1funcs.h: Likewise.
22645 * config/sh/linux-atomic.asm: Likewise.
22646 * config/sh/linux-unwind.h: Likewise.
22647 * config/sh/shmedia.h: Likewise.
22648 * config/sh/sshmedia.h: Likewise.
22649 * config/sh/ushmedia.h: Likewise.
22650 * config/sparc/crtfastmath.c: Likewise.
22651 * config/sparc/linux-unwind.h: Likewise.
22652 * config/sparc/sol2-c1.asm: Likewise.
22653 * config/sparc/sol2-ci.asm: Likewise.
22654 * config/sparc/sol2-cn.asm: Likewise.
22655 * config/spu/divmodti4.c: Likewise.
22656 * config/spu/divv2df3.c: Likewise.
22657 * config/spu/float_disf.c: Likewise.
22658 * config/spu/float_unsdidf.c: Likewise.
22659 * config/spu/float_unsdisf.c: Likewise.
22660 * config/spu/float_unssidf.c: Likewise.
22661 * config/spu/mfc_multi_tag_release.c: Likewise.
22662 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22663 * config/spu/mfc_tag_release.c: Likewise.
22664 * config/spu/mfc_tag_reserve.c: Likewise.
22665 * config/spu/mfc_tag_table.c: Likewise.
22666 * config/spu/multi3.c: Likewise.
22667 * config/spu/spu_internals.h: Likewise.
22668 * config/spu/spu_intrinsics.h: Likewise.
22669 * config/spu/spu_mfcio.h: Likewise.
22670 * config/spu/vec_types.h: Likewise.
22671 * config/spu/vmx2spu.h: Likewise.
22672 * config/stormy16/stormy16-lib2.c: Likewise.
22673 * config/svr4.h: Likewise.
22674 * config/sync.c: Likewise.
22675 * config/v850/lib1funcs.asm: Likewise.
22676 * config/vxlib-tls.c: Likewise.
22677 * config/vxlib.c: Likewise.
22678 * config/vxworks-dummy.h: Likewise.
22679 * config/xtensa/crti.asm: Likewise.
22680 * config/xtensa/crtn.asm: Likewise.
22681 * config/xtensa/ieee754-df.S: Likewise.
22682 * config/xtensa/ieee754-sf.S: Likewise.
22683 * config/xtensa/lib1funcs.asm: Likewise.
22684 * config/xtensa/lib2funcs.S: Likewise.
22685 * config/xtensa/linux-unwind.h: Likewise.
22686 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22687 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22688 * coretypes.h: Likewise.
22689 * crtstuff.c: Likewise.
22690 * defaults.h: Likewise.
22691 * dwarf2.h: Likewise.
22692 * emutls.c: Likewise.
22693 * gbl-ctors.h: Likewise.
22694 * gcov-io.h: Likewise.
22695 * ginclude/float.h: Likewise.
22696 * ginclude/iso646.h: Likewise.
22697 * ginclude/stdarg.h: Likewise.
22698 * ginclude/stdbool.h: Likewise.
22699 * ginclude/stddef.h: Likewise.
22700 * ginclude/stdfix.h: Likewise.
22701 * ginclude/stdint-gcc.h: Likewise.
22702 * ginclude/tgmath.h: Likewise.
22703 * gthr-aix.h: Likewise.
22704 * gthr-dce.h: Likewise.
22705 * gthr-gnat.c: Likewise.
22706 * gthr-gnat.h: Likewise.
22707 * gthr-lynx.h: Likewise.
22708 * gthr-mipssde.h: Likewise.
22709 * gthr-nks.h: Likewise.
22710 * gthr-posix.c: Likewise.
22711 * gthr-posix.h: Likewise.
22712 * gthr-posix95.h: Likewise.
22713 * gthr-rtems.h: Likewise.
22714 * gthr-single.h: Likewise.
22715 * gthr-solaris.h: Likewise.
22716 * gthr-tpf.h: Likewise.
22717 * gthr-vxworks.h: Likewise.
22718 * gthr-win32.h: Likewise.
22719 * gthr.h: Likewise.
22720 * libgcc2.c: Likewise.
22721 * libgcc2.h: Likewise.
22722 * libgcov.c: Likewise.
22723 * tsystem.h: Likewise.
22724 * typeclass.h: Likewise.
22725 * unwind-c.c: Likewise.
22726 * unwind-compat.h: Likewise.
22727 * unwind-dw2-fde-compat.c: Likewise.
22728 * unwind-dw2-fde-darwin.c: Likewise.
22729 * unwind-dw2-fde-glibc.c: Likewise.
22730 * unwind-dw2-fde.c: Likewise.
22731 * unwind-dw2-fde.h: Likewise.
22732 * unwind-dw2.c: Likewise.
22733 * unwind-dw2.h: Likewise.
22734 * unwind-generic.h: Likewise.
22735 * unwind-pe.h: Likewise.
22736 * unwind-sjlj.c: Likewise.
22737 * unwind.inc: Likewise.
22738 * config/arm/neon-gen.ml: Change generated copyright header to
22739 refer to version 3 of the GNU General Public License with
22740 version 3.1 of the GCC Runtime Library Exception and to point
22741 readers at the COPYING3 and COPYING3.RUNTIME files and the
22742 FSF's license web page.
22743 * config/arm/arm_neon.h: Regenerate.
22745 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22747 * config/cris/cris.md: Change copyright header to refer to version
22748 3 of the GNU General Public License.
22749 * doc/install.texi2html: Change copyright header to refer to version
22750 3 of the GNU General Public License and to point readers at the
22751 COPYING3 file and the FSF's license web page.
22752 * config/vax/linux.h: Likewise.
22754 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22756 * config/i386/i386.md (cmpcc): New.
22757 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22758 (sync_compare_and_swap_cc*): Delete.
22760 * config/s390/s390.c (s390_compare_emitted): Remove.
22761 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22762 s390_compare_emitted used to be handled. Assert that modes match.
22763 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22764 refer to sync_compare_and_swap_ccsi.
22765 * config/s390/s390.h (s390_compare_emitted): Remove.
22766 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22767 instead of s390_compare_emitted.
22768 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22769 instead of s390_compare_emitted.
22770 * config/s390/s390.md (cmpcc): New.
22771 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22772 CC_REGNUM, do not pretend it's set.
22773 (sync_compare_and_swap_cc*): Delete.
22774 * config/s390/predicates.md (cc_reg_operand): New.
22776 * expr.c (sync_compare_and_swap_cc): Delete.
22777 * optabs.h (sync_compare_and_swap_cc): Delete.
22778 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22779 is being used with can_compare_p.
22780 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22781 (find_cc_set): New.
22782 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22783 look for a MODE_CC set instead. Use emit_store_flag.
22784 (expand_compare_and_swap_loop): Likewise, with some additional
22785 complication to avoid a force_reg when useless. Use
22786 emit_cmp_and_jump_insns.
22787 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22788 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22789 sync_compare_and_swap documentation.
22791 2009-04-09 Jan Hubicka <jh@suse.cz>
22793 * except.c (find_prev_try): Break out from ....
22794 (duplicate_eh_regions): ... here; properly update prev_try pointers
22795 when duplication part of tree.
22796 (dump_eh_tree): Improve dumping.
22797 (verify_eh_region): New.
22798 (verify_eh_tree): Use it.
22800 2009-04-06 Richard Guenther <rguenther@suse.de>
22802 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22803 &ARRAY addresses by adjusting their types and prepending
22805 * tree-cfg.c (verify_gimple_assign_single): Verify that
22806 addresses are correct.
22808 2009-04-09 Richard Guenther <rguenther@suse.de>
22810 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22811 indices into an array reference if possible.
22812 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22813 Fold POINTER_PLUS_EXPR statements with invariant address.
22815 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22818 * config.gcc (powerpc64-*-linux*): Always build biarch.
22820 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22823 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22824 it and pedwarn if this results in an INTEGER_CST.
22826 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22828 * doc/install.texi: Update minimum GMP version. Remove obsolete
22829 text in MPFR section.
22831 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22833 * dwarf2out.c (class_scope_p): New static inline.
22834 (class_or_namespace_scope_p): Use it.
22835 (gen_variable_die): Use DW_TAG_member tag for static data member
22836 declarations instead of DW_TAG_variable.
22838 PR middle-end/39573
22839 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22842 2009-04-08 Richard Guenther <rguenther@suse.de>
22844 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22845 valueize random data.
22847 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22849 * config.gcc (aix tm_file): Add aix-stdint.h.
22850 (aix tm clause use_gcc_stdint): Set to wrap.
22851 * config/rs6000/aix-stdint.h: New file.
22853 2009-04-08 Richard Guenther <rguenther@suse.de>
22855 PR middle-end/36291
22856 * tree-dfa.c (add_referenced_var): Do not recurse into
22857 global initializers.
22858 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22860 (fold_const_aggregate_ref): Likewise.
22862 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22864 * recog.c (ordered_comparison_operator): New.
22865 * gensupport.c (std_preds): Add it.
22866 * doc/md.texi (Machine-Independent Predicates): Document it.
22868 2009-04-08 Jan Hubicka <jh@suse.cz>
22870 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22871 * function.h (rtl_eh): Remove exception_handler_label_map.
22872 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22873 remove_exception_handler_label, for_each_eh_label_1): Remove.
22874 (rtl_remove_unreachable_regions): Remove.
22875 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22876 (find_exception_handler_labels): Don't build the hashtable.
22877 (maybe_remove_eh_handler): Remove.
22878 (for_each_eh_label): Rewrite to walk the tree.
22879 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22880 * except.h (maybe_remove_eh_handler): Remove.
22881 * passes.c (init_optimization_passes): Schedule second EH cleanup
22883 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22884 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22886 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22888 * genoutput.c (validate_optab_operands): New.
22889 (gen_insn, gen_expand): Call it.
22891 * genflags.c (gen_insn): Detect misused iterators.
22892 (main): Pass line_no to gen_insn, exit with status 1 on error.
22894 * genextract.c (line_no): Make global.
22895 (VEC_safe_set_locstr): Change assertion to error message.
22896 (main): Exit with status 1 on error.
22898 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22902 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22903 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22904 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22905 * c-convert.c (convert): Do not call fold on results of conversion
22906 functions when the result is a C_MAYBE_CONST_EXPR.
22907 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22908 of __builtin_choose_expr.
22909 * c-typeck.c (remove_c_maybe_const_expr): New.
22910 (build_unary_op, build_conditional_expr, build_compound_expr,
22911 build_binary_op, c_objc_common_truthvalue_conversion): Call
22912 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22915 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22917 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22918 CODE to produce a new one. Add a prototype to use fold_convert_const
22920 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22923 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22924 mix declarations and code.
22926 2009-04-08 Ben Elliston <bje@au.ibm.com>
22928 * gcc.c: Replace `CC' with `GCC' throughout.
22930 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22932 * doc/invoke.texi: Document Atom support.
22934 2009-04-07 Jason Merrill <jason@redhat.com>
22937 * c-common.h, c-common.c: Add flag_pretty_templates.
22938 * c-opts.c (c_common_handle_option): Set it.
22939 * c.opt: Add -fno-pretty-templates.
22940 * doc/invoke.texi (C++ Dialect Options): Likewise.
22942 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22944 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22945 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22946 (ia64_expand_builtin): Likewise.
22948 2009-04-07 Martin Jambor <mjambor@suse.cz>
22950 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22951 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22952 ADDR_EXPRS are include too.
22954 2009-04-07 Richard Guenther <rguenther@suse.de>
22956 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22957 decls are only used if passes as parameters or if they are
22958 local statics and the call is not to a builtin.
22959 (call_may_clobber_ref_p_1): Likewise.
22961 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22963 * expr.c (do_store_flag): Remove last argument. Simplify code
22964 to avoid duplication of tests already done by can_compare_p.
22965 (expand_expr_real_1): Adjust caller.
22967 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22969 * optabs.c (can_compare_p): Test the predicate of a
22970 cbranch and cstore pattern.
22972 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22974 * expr.c (convert_move): Use emit_store_flag instead of
22977 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22979 * config/i386/i386.c (ix86_compare_emitted): Remove.
22980 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22981 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22982 * config/i386/i386.h (ix86_compare_emitted): Remove.
22983 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22984 instead of ix86_compare_emitted.
22985 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22987 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22989 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22990 Add t-sysroot-suffix to tmake_file.
22991 * config/print-sysroot-suffix.sh: New file.
22992 * config/t-sysroot-suffix: New file.
22994 2009-04-07 Ben Elliston <bje@au.ibm.com>
22996 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22997 as the latter produces a warning when the target does not support
23000 2009-04-07 Ben Elliston <bje@au.ibm.com>
23002 * dfp.c: Replace type punning assignments with memcpy throughout.
23003 * Makefile.in (dfp.o-warn): Remove.
23005 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23008 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23009 Include soft-fp/t-softfp after rs6000/t-linux64.
23011 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23013 * stor-layout.c (set_sizetype): Use the full precision of their
23014 machine mode for bitsize types.
23016 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23018 * config/i386/i386.md: Revert 2 accidental checkins.
23020 2009-04-06 Joey Ye <joey.ye@intel.com>
23021 Xuepeng Guo <xuepeng.guo@intel.com>
23022 H.J. Lu <hongjiu.lu@intel.com>
23024 Atom pipeline model, tuning and insn selection.
23025 * config.gcc (atom): Add atom config options and target.
23027 * config/i386/atom.md: New.
23029 * config/i386/i386.c (atom_cost): New cost.
23030 (m_ATOM): New macro flag.
23031 (initial_ix86_tune_features): Set m_ATOM.
23032 (x86_accumulate_outgoing_args): Likewise.
23033 (x86_arch_always_fancy_math_387): Likewise.
23034 (processor_target): Add Atom cost.
23035 (cpu_names): Add Atom cpu name.
23036 (override_options): Set Atom ISA.
23037 (ix86_issue_rate): New case PROCESSOR_ATOM.
23038 (ix86_adjust_cost): Likewise.
23040 * config/i386/i386.h (TARGET_ATOM): New target macro.
23041 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23042 (TARGET_OPT_AGU): New target option.
23043 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23044 (processor_type): Add PROCESSOR_ATOM.
23046 * config/i386/i386.md (cpu): Add new value "atom".
23047 (use_carry, movu): New attr.
23048 (atom.md): Include atom.md.
23049 (adddi3_carry_rex64): Set attr "use_carry".
23050 (addqi3_carry): Likewise.
23051 (addhi3_carry): Likewise.
23052 (addsi3_carry): Likewise.
23053 (*addsi3_carry_zext): Likewise.
23054 (subdi3_carry_rex64): Likewise.
23055 (subqi3_carry): Likewise.
23056 (subhi3_carry): Likewise.
23057 (subsi3_carry): Likewise.
23058 (x86_movdicc_0_m1_rex64): Likewise.
23059 (*x86_movdicc_0_m1_se): Likewise.
23060 (x86_movsicc_0_m1): Likewise.
23061 (*x86_movsicc_0_m1_se): Likewise.
23062 (*adddi_1_rex64): Emit add insn as much as possible.
23063 (*addsi_1): Likewise.
23064 (return_internal): Set atom_unit.
23065 (return_internal_long): Likewise.
23066 (return_pop_internal): Likewise.
23067 (*rcpsf2_sse): Set atom_sse_attr attr.
23068 (*qrt<mode>2_sse): Likewise.
23069 (*prefetch_sse): Likewise.
23071 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23073 (ix86_target_macros_internal): Likewise.
23075 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23076 (*prefetch_sse_rex): Likewise.
23077 (sse_rcpv4sf2): Likewise.
23078 (sse_vmrcpv4sf2): Likewise.
23079 (sse_sqrtv4sf2): Likewise.
23080 (<sse>_vmsqrt<mode>2): Likewise.
23081 (sse_ldmxcsr): Likewise.
23082 (sse_stmxcsr): Likewise.
23083 (*sse_sfence): Likewise.
23084 (sse2_clflush): Likewise.
23085 (*sse2_mfence): Likewise.
23086 (*sse2_lfence): Likewise.
23087 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23088 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23089 (avx_movdqu<avxmodesuffix>): Likewise.
23090 (avx_lddqu<avxmodesuffix>): Likewise.
23091 (sse2_movntv2di): Change attr "type" to "ssemov".
23092 (sse2_movntsi): Likewise.
23093 (rsqrtv8sf2): Change attr "type" to "sseadd".
23094 (sse3_addsubv2df3): Set attr "atom_unit".
23095 (sse3_h<plusminus_insn>v4sf3): Likewise.
23096 (*sse2_pmaddwd): Likewise.
23097 (*vec_extractv2di_1_rex64): Likewise.
23098 (*vec_extractv2di_1_avx): Likewise.
23099 (sse2_psadbw): Likewise.
23100 (ssse3_phaddwv8hi3): Likewise.
23101 (ssse3_phaddwv4hi3): Likewise.
23102 (ssse3_phadddv4si3): Likewise.
23103 (ssse3_phadddv2si3): Likewise.
23104 (ssse3_phaddswv8hi3): Likewise.
23105 (ssse3_phaddswv4hi3): Likewise.
23106 (ssse3_phsubwv8hi3): Likewise.
23107 (ssse3_phsubwv4hi3): Likewise.
23108 (ssse3_phsubdv4si3): Likewise.
23109 (ssse3_phsubdv2si3): Likewise.
23110 (ssse3_phsubswv8hi3): Likewise.
23111 (ssse3_phsubswv4hi3): Likewise.
23112 (ssse3_pmaddubsw128): Likewise.
23113 (sse3_pmaddubsw: Likewise.
23114 (ssse3_palignrti): Likewise.
23115 (ssse3_palignrdi): Likewise.
23117 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23119 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23121 2009-04-06 Richard Guenther <rguenther@suse.de>
23123 PR tree-optimization/28868
23124 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23125 of which PHI results we inserted.
23126 (insert_into_preds_of_block): Record inserted PHIs.
23127 (eliminate): Eliminate redundant PHI nodes.
23128 (init_pre): Init inserted_phi_names.
23130 2009-04-06 Richard Guenther <rguenther@suse.de>
23132 PR tree-optimization/39643
23133 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23134 IMAGPART_EXPRs of complex constants.
23135 (execute_fold_all_builtins): If we folded a call queue
23136 TODO_update_address_taken.
23138 2009-04-06 Jan Hubicka <jh@suse.cz>
23140 PR middle-end/39659
23141 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23144 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23146 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23148 (ic_invalidate_array): Likewise.
23150 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23152 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23153 alignment for library calls.
23155 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23157 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23158 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23159 * config/i386/mingw-stdint.h: New file.
23161 2009-04-05 Richard Guenther <rguenther@suse.de>
23163 PR tree-optimization/39648
23164 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23165 our &A vs. &A[0] IL deficiencies.
23167 2009-04-04 Jan Hubicka <jh@suse.cz>
23169 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23170 removed toplevel regions.
23171 (sjlj_mark_call_sites): Likewise.
23173 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23175 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23176 (cygwin tm clause use_gcc_stdint): Set to wrap.
23177 * config/i386/cygwin-stdint.h: New file.
23179 2009-04-04 Richard Guenther <rguenther@suse.de>
23181 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23182 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23183 single-argument PHIs if we are in loop-closed SSA form.
23184 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23185 for the pre-condition.
23186 (slpeel_tree_peel_loop_to_edge): Likewise.
23187 (vect_build_loop_niters): Take an optional sequence to append stmts.
23188 (vect_generate_tmps_on_preheader): Likewise.
23189 (vect_do_peeling_for_loop_bound): Take extra guards for the
23191 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23192 the cost model check.
23193 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23194 guards if we are going to peel. Do not apply versioning in that case.
23195 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23196 (vect_do_peeling_for_loop_bound): Likewise.
23197 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23198 loop bound only record extra pre-conditions, do not apply loop
23201 2009-04-04 Richard Guenther <rguenther@suse.de>
23203 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23206 2009-04-04 Jan Hubicka <jh@suse.cz>
23208 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23209 last_basic_block for size of bb->index indexed array.
23210 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23211 compute_out, link_btr_uses, build_btr_def_use_webs,
23212 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23214 2009-04-04 Jan Hubicka <jh@suse.cz>
23216 * except.c (remove_eh_handler_and_replace): Break out from ...
23217 (remove_eh_handler): ... here.
23218 (bring_to_root): New function.
23219 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23220 handled ones, bring others to root of tree.
23222 2009-04-04 Jan Hubicka <jh@suse.cz>
23224 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23225 (all_phis_safe_to_merge): New function.
23226 (update_info): New structure.
23227 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23228 (cleanup_empty_eh): Update SSA if possible.
23230 2009-04-04 Richard Guenther <rguenther@suse.de>
23232 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23233 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23234 (append_vuse): Likewise.
23236 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23238 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23239 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23240 instead of REG_UNSAVED for DW_CFA_undefined.
23241 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23242 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23245 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23248 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23250 2009-04-04 Richard Guenther <rguenther@suse.de>
23252 PR tree-optimization/8781
23253 PR tree-optimization/37892
23254 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23255 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23256 (valueize_refs): Call it for *& valueizations.
23257 (shared_reference_ops_from_ref): Rename to ...
23258 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23259 (shared_reference_ops_from_call): Rename to ...
23260 (valueize_shared_reference_ops_from_call): ... this and valueize.
23261 (vn_reference_lookup): Update.
23262 (visit_reference_op_call): Likewise.
23263 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23264 (eliminate): Value-replace the call address in call statements.
23266 2009-04-04 Richard Guenther <rguenther@suse.de>
23268 PR tree-optimization/39636
23269 * tree-ssa-forwprop.c
23270 (forward_propagate_addr_into_variable_array_index): Check for
23271 GIMPLE_ASSIGN before accessing the rhs code.
23273 2009-04-03 Jason Merrill <jason@redhat.com>
23275 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23277 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23279 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23280 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23281 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23282 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23283 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23284 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23285 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23286 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23287 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23288 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23289 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23290 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23291 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23292 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23293 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23294 Use fr_reg_or_fp01_operand instead of fr_register_operand
23296 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23297 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23298 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23300 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23302 PR rtl-optimization/39607
23303 PR rtl-optimization/39631
23307 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23308 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23309 instead of DF_LR_OUT.
23310 * ira-lives.c (process_bb_node_lives): Ditto.
23311 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23312 instead of DF_LR_{OUT,IN}.
23313 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23314 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23316 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23318 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23319 (execute_lower_omp): Always run but take the short way out if -fopenmp
23321 (gate_lower_omp): Remove, forcing the pass manager to always run the
23322 pass and always set PROP_gimple_lomp.
23323 (pass_lower_omp): Remove gate function.
23324 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23325 PROP_trees. Instead, require it.
23326 * ipa-cp.c (pass_ipa_cp): Likewise.
23327 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23328 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23329 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23330 and PROP_gimple_leh.
23332 2009-04-03 Richard Guenther <rguenther@suse.de>
23334 PR middle-end/13146
23335 PR tree-optimization/23940
23336 PR tree-optimization/33237
23337 PR middle-end/33974
23338 PR middle-end/34093
23339 PR tree-optimization/36201
23340 PR tree-optimization/36230
23341 PR tree-optimization/38049
23342 PR tree-optimization/38207
23343 PR tree-optimization/38230
23344 PR tree-optimization/38301
23345 PR tree-optimization/38585
23346 PR middle-end/38895
23347 PR tree-optimization/38985
23348 PR tree-optimization/39299
23349 * tree-ssa-structalias.h: Remove.
23350 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23351 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23352 (struct vuse_element_d): Remove.
23353 (struct vuse_vec_d): Likewise.
23354 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23355 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23356 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23357 VUSE_ELEMENT_VAR): Likewise.
23358 (struct voptype_d): Likewise.
23359 (NUM_VOP_FREE_BUCKETS): Likewise.
23360 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23361 (struct stmt_operands_d): Remove.
23362 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23363 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23364 VDEF_NUM, VDEF_VECT): Likewise.
23365 (copy_virtual_operands): Remove.
23366 (operand_build_cmp): Likewise.
23367 (create_ssa_artificial_load_stmt): Likewise.
23368 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23369 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23370 vuse_index and mayuse_index members. Pack and move done and iter_type
23371 members to the front.
23372 (SSA_OP_VMAYUSE): Remove.
23373 (SSA_OP_VIRTUAL_USES): Adjust.
23374 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23375 (unlink_stmt_vdef): Declare.
23376 (add_to_addressable_set): Remove.
23377 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23378 (vrp_visit_stmt): Likewise.
23379 * doc/tree-ssa.texi (Alias analysis): Update.
23380 * doc/invoke.texi (max-aliased-vops): Remove docs.
23381 (avg-aliased-vops): Likewise.
23382 * tree-into-ssa.c (syms_to_rename): Remove.
23383 (need_to_update_vops_p): Likewise.
23384 (need_to_initialize_update_ssa_p): Rename to ...
23385 (update_ssa_initialized_fn): ... this. Track function we are
23387 (symbol_marked_for_renaming): Simplify.
23388 (add_new_name_mapping): Do not set need_to_update_vops_p.
23389 (dump_currdefs): Use SYMS_TO_RENAME.
23390 (rewrite_update_stmt): Always walk all uses/defs.
23391 (dump_update_ssa): Adjust.
23392 (init_update_ssa): Take function argument. Track what we are
23394 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23395 (create_new_def_for): Initialize for cfun, assert we are initialized
23397 (mark_sym_for_renaming): Simplify.
23398 (mark_set_for_renaming): Do not initialize update-ssa.
23399 (need_ssa_update_p): Simplify. Take function argument.
23400 (name_mappings_registered_p): Assert we ask for the correct function.
23401 (name_registered_for_update_p): Likewise.
23402 (ssa_names_to_replace): Likewise.
23403 (release_ssa_name_after_update_ssa): Likewise.
23404 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23405 (dump_decl_set): Do not print a newline.
23406 (debug_decl_set): Do it here.
23407 (dump_update_ssa): And here.
23408 * tree-ssa-loop-im.c (move_computations): Adjust.
23409 (movement_possibility): Likewise.
23410 (determine_max_movement): Likewise.
23411 (gather_mem_refs_stmt): Likewise.
23412 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23413 or NAME_MEMORY_TAG.
23414 * tree-complex.c (update_all_vops): Remove.
23415 (expand_complex_move): Adjust.
23416 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23417 Simplify test for memory referencing statement. Exclude
23418 non-invariant ADDR_EXPRs.
23419 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23420 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23421 (rdg_flag_uses): Likewise.
23422 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23424 (tree_optimize_tail_calls_1): Also split the
23425 edge from the entry block if we have degenerate PHI nodes in
23426 the first basic block.
23427 * tree.c (init_ttree): Remove memory-tag related code.
23428 (tree_code_size): Likewise.
23429 (tree_node_structure): Likewise.
23430 (build7_stat): Re-write to be build6_stat.
23431 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23432 (SSA_VAR_P): Adjust.
23433 (struct tree_memory_tag): Remove.
23434 (struct tree_memory_partition_tag): Likewise.
23435 (union tree_node): Adjust.
23436 (build7): Re-write to be build6.
23437 * tree-pass.h (pass_reset_cc_flags): Remove.
23438 (TODO_update_address_taken): New flag.
23439 (pass_simple_dse): Remove.
23440 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23441 * params.h (MAX_ALIASED_VOPS): Remove.
23442 (AVG_ALIASED_VOPS): Likewise.
23443 * omp-low.c (expand_omp_taskreg): Update SSA form.
23444 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23445 aliases the lhs in a copy stmt.
23446 * tree-ssa-dse.c (struct address_walk_data): Remove.
23447 (memory_ssa_name_same): Likewise.
23448 (memory_address_same): Likewise.
23449 (get_kill_of_stmt_lhs): Likewise.
23450 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23451 unused stores. Look through PHI nodes into post-dominated regions.
23452 (dse_optimize_stmt): Simplify. Properly remove stores.
23453 (tree_ssa_dse): Compute dominators.
23454 (execute_simple_dse): Remove.
23455 (pass_simple_dse): Likewise.
23456 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23457 gimple_loaded_syms and gimple_stored_syms computation.
23458 * toplev.c (dump_memory_report): Dump alias and pta stats.
23459 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23460 (vn_reference_eq): Likewise.
23461 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23462 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23463 valueize_vuses): Remove.
23464 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23465 (get_def_ref_stmt_vuse): ... this.
23466 (vn_reference_lookup_2): New function.
23467 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23468 walking equivalent vuses. Simplify.
23469 (vn_reference_lookup): Likewise.
23470 (vn_reference_insert): Likewise.
23471 (vn_reference_insert_pieces): Likewise.
23472 (visit_reference_op_call): Simplify.
23473 (visit_reference_op_load): Likewise.
23474 (visit_reference_op_store): Likewise.
23475 (init_scc_vn): Remove shared_lookup_vuses initialization.
23476 (free_scc_vn): Remove shared_lookup_vuses freeing.
23477 (sort_vuses, sort_vuses_heap): Remove.
23478 (get_ref_from_reference_ops): Export.
23479 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23480 vector with single vuse pointer.
23481 (vn_reference_lookup_pieces, vn_reference_lookup,
23482 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23483 (shared_vuses_from_stmt): Remove.
23484 (get_ref_from_reference_ops): Declare.
23485 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23486 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23487 memory-tag related code.
23488 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23489 (likely_value): Add comment, skip static-chain of call statements.
23490 (surely_varying_stmt_p): Adjust.
23491 (gimplify_and_update_call_from_tree): Likewise.
23492 (execute_fold_all_builtins): Do not rebuild alias info.
23493 (gimplify_and_update_call_from_tree): Properly update VOPs.
23494 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23495 (copy_ref_info): Remove memory-tag related code.
23496 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23497 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23498 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23500 * tree-ssa-dom.c (gimple_p): Remove typedef.
23501 (eliminate_redundant_computations): Adjust.
23502 (record_equivalences_from_stmt): Likewise.
23503 (avail_expr_hash): Likewise.
23504 (avail_expr_eq): Likewise.
23505 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23506 (stmt_makes_single_load): Likewise.
23507 (stmt_makes_single_store): Likewise.
23508 * tree-ssa-alias.c: Rewrite completely.
23509 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23510 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23511 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23512 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23513 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23514 Remove public functions.
23515 (pass_reset_cc_flags): Remove.
23516 (pass_build_alias): Move ...
23517 * tree-ssa-structalias.c (pass_build_alias): ... here.
23518 * tree-ssa-alias.c (may_be_aliased): Move ...
23519 * tree-flow-inline.h (may_be_aliased): ... here.
23520 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23521 count_uses_and_derefs): Move ...
23522 * gimple.c: ... here.
23523 * gimple.h (count_uses_and_derefs): Declare.
23524 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23525 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23526 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23527 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23528 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23529 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23530 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23532 * tree-dfa.c (refs_may_alias_p): Move ...
23533 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23534 * tree-ssa-alias.h: New file.
23535 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23536 (statement_sink_location): Likewise.
23537 * opts.c (decode_options): Do not adjust max-aliased-vops or
23538 avg-aliased-vops values.
23539 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23540 (TV_CALL_CLOBBER): Likewise.
23541 (TV_FLOW_SENSITIVE): Likewise.
23542 (TV_FLOW_INSENSITIVE): Likewise.
23543 (TV_MEMORY_PARTITIONING): Likewise.
23544 (TV_ALIAS_STMT_WALK): New timevar.
23545 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23546 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23547 (get_address_description): Remove memory-tag related code.
23548 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23549 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23550 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23551 and immediate uses in statements. Document.
23552 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23553 (dump_symbols): Remove.
23554 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23555 * alias.c (get_deref_alias_set): New function split out from ...
23556 (get_alias_set): ... here.
23557 * alias.h (get_deref_alias_set): Declare.
23558 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23559 type parameter. Remove restrict pointer handling. Create a
23560 ref-all pointer in case type-based alias sets do not conflict.
23561 (vect_analyze_data_refs): Remove SMT related code.
23562 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23563 (vectorizable_load): Likewise.
23564 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23565 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23566 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23567 Ignore vops and SMTs.
23568 (dr_analyze_alias): Likewise..
23569 (free_data_ref): Likewise.
23570 (create_data_ref): Likewise.
23571 (analyze_all_data_dependences): Likewise.
23572 (get_references_in_stmt): Adjust.
23573 * tree-flow-inline.h (gimple_aliases_computed_p,
23574 gimple_addressable_vars, gimple_call_clobbered_vars,
23575 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23576 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23577 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23578 gimple_mem_ref_stats): Remove.
23579 (gimple_vop): New function.
23580 (op_iter_next_use): Remove vuses and mayuses cases.
23581 (op_iter_next_def): Remove vdefs case.
23582 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23583 (clear_and_done_ssa_iter): Do not set removed fields.
23584 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23585 Assert we are not iterating over vuses or vdefs if not also
23586 iterating over uses or defs.
23587 (op_iter_init_use): Likewise.
23588 (op_iter_init_def): Likewise.
23589 (op_iter_next_vdef): Remove.
23590 (op_iter_next_mustdef): Likewise.
23591 (op_iter_init_vdef): Likewise.
23592 (compare_ssa_operands_equal): Likewise.
23593 (link_use_stmts_after): Handle vuse operand.
23594 (is_call_used): Use is_call_clobbered.
23595 (is_call_clobbered): Global variables are always call clobbered,
23596 query the call-clobbers bitmap.
23597 (mark_call_clobbered): Ignore global variables.
23598 (clear_call_clobbered): Likewise.
23599 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23600 virtual operands sanity check.
23601 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23603 (TARGET_MEM_REF): Remove TMR_TAG operand.
23604 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23605 Remove call-clobber related code.
23606 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23607 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23608 partitions or escape reason.
23609 (get_single_def_stmt, get_single_def_stmt_from_phi,
23610 get_single_def_stmt_with_phi): Remove.
23611 (dump_referenced_vars): Tidy.
23612 (get_ref_base_and_extent): Allow bare decls.
23613 (collect_dfa_stats): Adjust.
23614 * graphite.c (rename_variables_in_stmt): Adjust.
23615 (graphite_copy_stmts_from_block): Likewise.
23616 (translate_clast): Likewise.
23617 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23619 (translate_vuse_through_block): Use the oracle.
23620 (phi_translate_1): Adjust.
23621 (value_dies_in_block_x): Use the oracle. Cache the outcome
23623 (valid_in_sets): Check if the VUSE for
23624 a REFERENCE is available.
23625 (eliminate): Do not remove stmts during elimination,
23626 instead queue and remove them afterwards.
23627 (do_pre): Do not rebuild alias info.
23628 (pass_pre): Run TODO_rebuild_alias before PRE.
23629 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23630 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23631 (mark_all_v_defs_stmt): Remove.
23632 (mark_all_v_defs_seq): Adjust.
23633 (sra_replace): Likewise.
23634 (scalarize_use): Likewise.
23635 (scalarize_copy): Likewise.
23636 (scalarize_init): Likewise.
23637 (scalarize_ldst): Likewise.
23638 (todoflags): Remove.
23639 (tree_sra): Do not rebuild alias info.
23640 (tree_sra_early): Adjust.
23641 (pass_sra): Run TODO_update_address_taken before SRA.
23642 * tree-predcom.c (set_alias_info): Remove.
23643 (prepare_initializers_chain): Do not call it.
23644 (mark_virtual_ops_for_renaming): Adjust.
23645 (mark_virtual_ops_for_renaming_list): Remove.
23646 (initialize_root_vars): Adjust.
23647 (initialize_root_vars_lm): Likewise.
23648 (prepare_initializers_chain): Likewise.
23649 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23650 (may_propagate_copy_into_stmt): Likewise.
23651 (merge_alias_info): Do nothing for now.
23652 (propagate_tree_value_into_stmt): Adjust.
23653 (stmt_may_generate_copy): Likewise.
23654 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23655 not mark symbols for renaming.
23656 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23657 with the same statement, make sure to update the new pointed-to one.
23658 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23659 call statements, do not mark symbols for renaming.
23660 (mark_operand_necessary): Dump something.
23661 (ref_may_be_aliased): New function.
23662 (mark_aliased_reaching_defs_necessary_1): New helper function.
23663 (mark_aliased_reaching_defs_necessary): Likewise.
23664 (mark_all_reaching_defs_necessary_1): Likewise.
23665 (mark_all_reaching_defs_necessary): Likewise.
23666 (propagate_necessity): Do not process virtual PHIs. For
23667 non-aliased loads mark all reaching definitions as necessary.
23668 For aliased loads and stores mark the immediate dominating
23669 aliased clobbers as necessary.
23670 (visited): New global static.
23671 (perform_tree_ssa_dce): Free visited bitmap after propagating
23673 (remove_dead_phis): Perform simple dead virtual PHI removal.
23674 (remove_dead_stmt): Properly unlink virtual operands when
23676 (eliminate_unnecessary_stmts): Schedule PHI removal after
23678 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23679 (process_replaceable): Likewise.
23680 (find_replaceable_in_bb): Likewise.
23681 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23682 based on the single gimple vop.
23683 (verify_flow_insensitive_alias_info): Remove.
23684 (verify_flow_sensitive_alias_info): Likewise.
23685 (verify_call_clobbering): Likewise.
23686 (verify_memory_partitions): Likewise.
23687 (verify_alias_info): Likewise.
23688 (verify_ssa): Adjust..
23689 (execute_update_addresses_taken): Export. Update SSA
23690 manually. Optimize only when optimizing. Use a local bitmap.
23691 (pass_update_address_taken): Remove TODO_update_ssa, add
23693 (pass_update_address_taken): Just use TODO_update_address_taken.
23694 (init_tree_ssa): Do not initialize addressable_vars.
23695 (verify_ssa): Verify new VUSE / VDEF properties.
23696 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23697 Do not call verify_alias_info.
23698 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23699 Do not free the loaded and stored syms bitmaps. Reset the escaped
23700 and callused solutions. Do not free addressable_vars.
23701 Remove memory-tag related code.
23702 (warn_uninitialized_var): Aliases are always available.
23703 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23704 * lambda-code.c (can_put_in_inner_loop): Adjust.
23705 (can_put_after_inner_loop): Likewise.
23706 (perfect_nestify): Likewise.
23707 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23708 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23709 (vectorizable_conversion): Do not mark symbols for renaming.
23710 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23711 (expand_call_inline): Unlink the calls virtual operands before
23713 (tree_function_versioning): Do not call update_ssa if we are not
23714 updating clones. Simplify.
23715 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23716 (propagate_with_phi): Likewise..
23717 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23718 clobber code. Assert we are not aliased or global.
23719 * tree-flow.h: Include tree-ssa-alias.h
23720 (enum escape_type): Remove.
23721 (struct mem_sym_stats_d): Likewise.
23722 (struct mem_ref_stats_d): Likewise.
23723 (struct gimple_df): Add vop member. Remove global_var,
23724 call_clobbered_vars, call_used_vars, addressable_vars,
23725 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23726 escaped and callused members.
23727 (struct ptr_info_def): Remove all members, add points-to solution
23729 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23730 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23731 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23732 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23733 (tree-ssa-alias.o): Likewise.
23734 (toplev.o): Add tree-ssa-alias.h
23735 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23736 * gimple.c (gimple_set_bb): Fix off-by-one error.
23737 (is_gimple_reg): Do not handle memory tags.
23738 (gimple_copy): Also copy virtual operands.
23739 Delay updating the statement. Do not reset loaded and stored syms.
23740 (gimple_set_stored_syms): Remove.
23741 (gimple_set_loaded_syms): Likewise.
23742 (gimple_call_copy_skip_args): Copy the virtual operands
23743 and mark the new statement modified.
23744 * tree-ssa-structalias.c (may_alias_p): Remove.
23745 (set_uids_in_ptset): Take the alias set to prune with as
23746 parameter. Fold in the alias test of may_alias_p.
23747 (compute_points_to_sets): Compute whether a ptr is dereferenced
23748 in a local sbitmap.
23749 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23750 other ADDRESSOF constraints on the lhs.
23751 (get_constraint_for_component_ref): Assert that we don't get
23752 ADDRESSOF constraints from the base of the reference.
23753 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23754 (struct variable_info): Remove collapsed_to member.
23755 (get_varinfo_fc): Remove.
23756 (new_var_info): Do not set collapsed_to.
23757 (dump_constraint): Do not follow cycles.
23758 (dump_constraint_graph): Likewise.
23759 (build_pred_graph): Likewise.
23760 (build_succ_graph): Likewise.
23761 (rewrite_constraints): Likewise.
23762 (do_simple_structure_copy): Remove.
23763 (do_rhs_deref_structure_copy): Remove.
23764 (do_lhs_deref_structure_copy): Remove.
23765 (collapse_rest_of_var): Remove.
23766 (do_structure_copy): Re-implement.
23767 (pta_stats): New global variable.
23768 (dump_pta_stats): New function.
23769 (struct constraint_expr): Make offset signed.
23770 (UNKNOWN_OFFSET): Define special value.
23771 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23772 (solution_set_expand): New helper function split out from ...
23773 (do_sd_constraint): ... here.
23774 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23775 (do_ds_constraint): Likewise.
23776 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23777 and CALLUSED = *CALLUSED.
23778 (set_union_with_increment): Make inc argument signed.
23779 (type_safe): Remove.
23780 (get_constraint_for_ptr_offset): Handle unknown and negative
23782 (first_vi_for_offset): Handle offsets before start. Bail
23783 out early for offsets beyond the variable extent.
23784 (first_or_preceding_vi_for_offset): New function.
23785 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23786 Together with ESCAPED = *ESCAPED this properly computes reachability.
23787 (find_what_var_points_to): New function.
23788 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23789 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23790 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23791 pt_solutions_intersect): New functions.
23792 (compute_call_used_vars): Remove.
23793 (compute_may_aliases): New main entry into PTA computation.
23794 * gimple.h (gimple_p): New typedef.
23795 (struct gimple_statement_base): Remove references_memory_p.
23796 (struct gimple_statement_with_memory_ops_base): Remove
23797 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23799 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23800 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23801 gimple_set_references_memory): Remove.
23802 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23803 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23805 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23806 (verify_expr): Allow RESULT_DECL.
23807 (gimple_duplicate_bb): Do not copy virtual operands.
23808 (gimple_duplicate_sese_region): Adjust.
23809 (gimple_duplicate_sese_tail): Likewise.
23810 (mark_virtual_ops_in_region): Remove.
23811 (move_sese_region_to_fn): Do not call it.
23812 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23813 and pass_simple_dse.
23814 (execute_function_todo): Handle TODO_update_address_taken,
23815 call execute_update_addresses_taken for TODO_rebuild_alias.
23816 (execute_todo): Adjust.
23817 (execute_one_pass): Init dump files early.
23818 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23820 (create_general_new_stmt): Clear vops.
23821 * tree-ssa-reassoc.c (get_rank): Adjust.
23822 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23823 symbols for renaming.
23824 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23825 (PARAM_AVG_ALIASED_VOPS): Likewise.
23826 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23827 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23828 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23829 (operand_build_cmp, copy_virtual_operands,
23830 create_ssa_artificial_load_stmt, add_to_addressable_set,
23831 gimple_add_to_addresses_taken): Remove public functions.
23832 (unlink_stmt_vdef): New function.
23834 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23836 * config.gcc (powerpc-*-linux*): Merge variants.
23838 2009-04-02 Chao-ying Fu <fu@mips.com>
23839 James Grosbach <james.grosbach@microchip.com>
23841 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23842 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23844 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23845 keep_interrupts_masked_p, use_debug_exception_return_p.
23846 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23847 keep_interrupts_masked, use_debug_exception_return.
23848 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23849 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23851 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23852 (mips_print_operand): Process COP0 registers to print $0 .. $31
23853 correctly for GAS to process.
23854 (mips_interrupt_extra_call_saved_reg_p): New function.
23855 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23857 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23858 (mips_compute_frame_info): Add supports for interrupt context that
23859 includes doubleword accumulators and COP0 registers.
23860 (mips_for_each_saved_acc): New function.
23861 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23862 mips_for_each_saved_reg.
23863 (mips_save_reg): Save accumulators.
23864 (mips_kernel_reg_p): A new for_each_rtx callback.
23865 (mips_expand_prologue): Support interrupt handlers.
23866 (mips_restore_reg): Restore accumulators.
23867 (mips_expand_epilogue): Support interrupt handlers.
23868 (mips_can_use_return_insn): Return false for interrupt handlers.
23869 (mips_epilogue_uses): New function.
23870 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23871 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23872 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23873 cop0_move): New instructions.
23874 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23875 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23877 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23879 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23880 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23881 interrupt handlers, we use K0 as the temporary register.
23882 (EPILOGUE_USES): Change to a function call.
23883 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23884 handlers, we use K0 as the temporary register.
23886 * doc/extend.texi (Function Attributes): Document interrupt,
23887 use_shadow_register_set, keep_interrupts_masked,
23888 use_debug_exception_return for MIPS attributes.
23890 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23892 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23893 Remove a number of t-files from tmake_file.
23894 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23895 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23896 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23897 target_prototype, not TARGET_PROTOTYPE.
23898 (LINK_OS_GNU_SPEC): Define.
23899 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23900 and darwin-ldoubdle.c.
23902 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23905 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23906 (cpp_options): Ditto.
23907 (default_compilers): Ditto.
23908 (display_help): Ditto.
23909 (process_command): Ditto.
23910 (do_spec_1): Ditto.
23911 (set_input): Use lbasename instead of duplicate code.
23912 (save_temps_prefix): New static for -save-temps=obj.
23913 (save_temps_length): Ditto.
23915 * doc/invoke.texi (-save-temps=obj): Document new variant to
23916 -save-temps switch.
23918 2009-04-02 Jeff Law <law@redhat.com>
23920 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23923 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23925 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23926 * configure: Regenerated.
23928 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23930 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23931 share the argument list.
23933 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23937 2009-02-12 Diego Novillo <dnovillo@google.com>
23939 * varpool.c (debug_varpool): New.
23940 * cgraph.h (debug_varpool): Declare.
23942 2009-04-02 Jan Hubicka <jh@suse.cz>
23944 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23947 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23949 * config/i386/i386.c (ix86_abi): Move initialization to ...
23950 (override_options): Here.
23952 2009-04-02 Christian Bruel <christian.bruel@st.com>
23954 * config/sh/sh.c (sh_dwarf_register_span): New function.
23955 (TARGET_DWARF_REGISTER_SPAN): Define.
23956 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23958 2009-04-02 Ira Rosen <irar@il.ibm.com>
23960 PR tree-optimization/39595
23961 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23962 interleaved loads group is not greater than the SLP group size.
23964 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23966 * builtins.c (is_builtin_name): New.
23967 (called_as_built_in): Use is_builtin_name.
23968 * tree.h (is_builtin_name): New.
23969 * varasm.c (incorporeal_function_p): Use is_builtin_name
23971 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23973 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23975 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23978 * c-decl.c (clone_underlying_type): Move this ...
23979 * c-common.c (set_underlying_type): ... here.
23980 Also, make sure the function properly sets TYPE_STUB_DECL() on
23981 the newly created typedef variant type.
23982 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23983 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23986 2009-04-02 Richard Guenther <rguenther@suse.de>
23988 PR tree-optimization/37221
23989 * tree-flow.h (degenerate_phi_result): Declare.
23990 * tree-ssa-dom.c (degenerate_phi_result): Export.
23991 * tree-scalar-evolution.c (analyze_initial_condition): If
23992 the initial condition is defined by a degenerate PHI node
23993 use the degenerate value.
23995 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23997 PR rtl-optimization/39588
23998 * combine.c (merge_outer_ops): Do not set the constant when this
24000 (simplify_shift_const_1): Do not modify it either in this case.
24002 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24004 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24005 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24007 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24010 * c-lex.c (interpret_float): Default (no suffix) is double.
24012 2009-04-1 Xinliang David Li <davidxl@google.com>
24014 * config/i386/i386.c (legitimate_constant_p): Recognize
24015 all one vector constant.
24017 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24019 * config/vax/vax.c: Add #includes to silence warnings.
24020 Change #include order to silence two warnings.
24022 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24024 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24025 (ASM_SPEC): Pass -k to the assembler for PIC code.
24027 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24029 * config.gcc: Add vax-*-linux* to the switch.
24030 * config/vax/linux.h: New file. (TARGET_VERSION,
24031 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24033 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24035 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24036 Use predicate macros instead of GET_CODE() == foo.
24037 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24038 ashlsi3, rotrsi3, <unnamed>): Likewise.
24040 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24042 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24043 jbbccihi, jbbccisi): Remova trailing whitespace.
24044 * config/vax/constraints.md: Likewise.
24045 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24046 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24047 * config/vax/predicates.md: Likewise.
24048 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24049 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24050 * config/vax/vax.h: Likewise.
24051 * config/vax/vax.md (nonlocal_goto): Likewise.
24053 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24055 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24056 (indirectable_address_p, adjacent_operands_p): Add spaces around
24058 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24060 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24062 * config/vax/vax.c (legitimate_constant_address_p,
24063 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24064 index_term_p, reg_plus_index_p, legitimate_address_p,
24065 vax_mode_dependent_address_p): Update comments to match functions
24066 modified by the recent int->bool conversion.
24068 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24070 * config/vax/builtins.md: Update copyright message.
24071 * config/vax/constraints.md: Likewise.
24072 * config/vax/netbsd-elf.h: Likewise.
24073 * config/vax/predicates.md: Likewise.
24074 * config/vax/vax-protos.h: Likewise.
24075 * config/vax/vax.c: Likewise.
24076 * config/vax/vax.h: Likewise.
24077 * config/vax/vax.md: Likewise.
24078 * config/vax/vax.opt: Likewise.
24080 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24082 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24083 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24084 * config/vax/constraints.md (B, R): Likewise.
24085 * config/vax/predicates.md (external_memory_operand,
24086 nonimmediate_addsub_di_operand): Likewise.
24087 * config/vax/vax.c (vax_output_int_add): Likewise.
24088 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24089 untyped_call): Likewise.
24091 2009-04-01 Matt Thomas <matt@3am-software.com>
24093 * config/vax/predicates.md: New file.
24094 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24095 external_const_operand, nonsymbolic_operand, external_memory_operand,
24096 indirect_memory_operand, indexed_memory_operand,
24097 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24098 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24100 * config/vax/constraints.md: New file.
24101 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24103 * config/vax/builtins.md: New file.
24104 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24105 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24107 * config/vax/vax.opt (mqmath): Add option.
24108 * config/vax/vax.md (isfx): Extend with DI.
24109 (VAXintQH, VAXintQHSD): Define.
24110 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24111 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24112 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24113 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24114 (movdi): Update constraints and use vax_output_int_move().
24115 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24116 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24117 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24118 nonlocal_goto): New.
24119 (mov<mode>): Extend accepted operand types.
24120 (subdi3_old): Rename from subdi3, change update constraints and use
24121 a new implementation.
24122 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24123 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24124 MOVE_RATIO, CLEAR_RATIO): Define.
24125 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24126 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24127 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24128 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24129 (split_quadword_operands): Make static and really allow variable
24131 (print_operand_address): Update for PIC generation.
24132 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24133 indexable_address_p, fixup_mathdi_operand,
24134 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24135 (vax_float_literal, legitimate_constant_p,
24136 indirectable_constant_address_p, index_term_p,
24137 reg_plus_index_p): Return bool instead of int.
24138 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24140 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24142 (vax_output_conditional_branch): Indent.
24143 (legitimate_constant_address_p, indirectable_constant_address_p,
24144 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24145 vax_mode_dependent_address_p): Return bool instead of int, update for
24147 * config/vax/vax-protos.h (legitimate_constant_address_p,
24148 legitimate_constant_p, legitimate_address_p,
24149 vax_mode_dependent_address_p): Change declaration to bool.
24150 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24151 vax_expand_addsub_di_operands, vax_output_int_subtract,
24152 vax_output_movmemsi): Declare.
24153 (split_quadword_operands, vax_float_literal): Delete declaration.
24154 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24155 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24156 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24157 ASM_OUTPUT_DWARF_PCREL): Define.
24158 (ASM_SPEC): Change definition to allow PIC generation.
24160 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24162 * doc/sourcebuild.texi: Update front-end requirements.
24164 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24167 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24168 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24169 (booldi3_internal3): Use boolean_or_operator instead of
24172 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24175 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24176 declarator whose size is not an integer constant expression but
24177 folds to an integer constant, then treat it as a constant
24180 2009-04-01 Richard Guenther <rguenther@suse.de>
24182 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24183 i * 4 + 2 to (i * 2 + 1) * 2.
24185 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24188 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24189 return if c_parser_asm_string_literal returned NULL.
24191 2009-04-01 Nick Clifton <nickc@redhat.com>
24193 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24195 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24196 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24197 other typedefs to avoid conflicts with libgcc2.c. Define labels
24198 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24200 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24201 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24204 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24206 * varasm.c (default_function_rodata_section): Declare DOT as
24209 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24210 Andrey Galkin <agalkin@hypercom.com>
24213 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24214 Make object_name unique for each process.
24216 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24219 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24220 addressable variables in the parallel that could go out of scope while
24221 running queued tasks.
24223 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24225 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24226 (CASE_VALUES_THRESHOLD): Redefine.
24227 * config/avr/avr.c (avr_override_options): Remove initialization of
24228 avr_case_values_threshold variable.
24229 (avr_case_values_threshold): Remove variable. Add new function.
24230 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24231 * config/avr/avr.opt (mno-tablejump): Remove option.
24232 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24234 2009-04-01 DJ Delorie <dj@redhat.com>
24236 * varasm.c (default_function_rodata_section): Don't assume
24237 anything about where the first '.' in the section name is.
24239 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24241 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24242 rs6000_emit_stack_tie.
24244 2009-03-31 Ian Lance Taylor <iant@google.com>
24246 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24247 gimple_code with GIMPLE_RESX, not RESX.
24249 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24251 * c-common.c (c_get_ident): New.
24252 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24254 2009-04-01 Ben Elliston <bje@au.ibm.com>
24256 * config/rs6000/sysv4.opt (msdata): Improve option description.
24258 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24260 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24261 (divdf3_internal_lat): Remove.
24262 (divxf3_internal_lat): Remove.
24263 (divxf3_internal_thr): Remove.
24264 (divxf): Use divxf3_internal.
24265 * config/ia64/div.md (divsf3_internal_lat): New.
24266 (divdf3_internal_lat): New.
24267 (divxf3_internal): New.
24269 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24272 * Makefile.in (USE_GCC_STDINT): Define.
24273 (stmp-int-hdrs): Install stdint.h if applicable.
24274 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24276 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24277 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24278 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24279 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24280 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24281 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24282 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24283 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24284 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24285 (c_common_nodes_and_builtins): Initialize
24286 underlying_wchar_type_node. Do not initialize
24287 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24288 nodes for new types.
24289 (c_stddef_cpp_builtins): Define macros for new types.
24290 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24292 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24293 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24294 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24295 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24296 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24297 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24298 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24299 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24300 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24301 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24302 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24303 int16_type_node, int32_type_node, int64_type_node,
24304 uint8_type_node, uint16_type_node, c_uint32_type_node,
24305 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24306 int_least32_type_node, int_least64_type_node,
24307 uint_least8_type_node, uint_least16_type_node,
24308 uint_least32_type_node, uint_least64_type_node,
24309 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24310 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24311 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24312 uintptr_type_node): Define.
24313 * c-cppbuiltin.c (builtin_define_constants,
24314 builtin_define_type_minmax): New.
24315 (builtin_define_stdint_macros): Define more macros.
24316 (c_cpp_builtins): Define more limit macros.
24317 (type_suffix): New.
24318 (builtin_define_type_max): Define in terms of
24319 builtin_define_type_minmax. Remove is_long parameter. All
24321 * config.gcc (use_gcc_stdint): Define.
24322 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24323 Add newlib-stdint.h for generic targets.
24324 * config/glibc-stdint.h, config/newlib-stdint.h,
24325 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24326 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24327 * config/score/score.h (UINTPTR_TYPE): Define.
24328 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24329 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24330 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24331 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24332 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24333 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24334 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24335 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24336 * config/spu/spu.h (STDINT_LONG32): Define.
24337 * configure.ac (use_gcc_stdint): Substitute.
24338 * configure: Regenerate.
24339 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24340 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24341 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24342 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24343 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24344 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24345 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24346 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24347 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24348 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24349 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24350 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24351 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24352 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24353 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24354 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24355 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24356 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24357 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24358 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24359 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24360 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24361 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24362 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24363 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24364 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24365 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24366 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24367 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24369 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24371 * loop-iv.c (suitable_set_for_replacement): Renamed from
24372 simplify_using_assignment; changed to return bool and to accept new
24373 args DEST and SRC. Return true iff we find a source/destination pair
24374 that can be used to make a replacement, and fill SRC and DEST if so.
24375 Remove arg ALTERED. Don't deal with altered regs here. All callers
24377 (simplify_using_initial_values): Deal with altered regs here and track
24378 more precisely the effect they have on the validity of our expression.
24380 * loop-iv.c (simplify_using_condition): A condition of the form
24381 (EQ REG CONST) can be used to simply make a substitution.
24382 (simplify_using_initial_values): Keep track of conditions we have seen
24383 and keep using them to simplify new expressions, while applying the
24384 same substitutions to them as to the expression.
24386 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24387 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24390 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24391 changed. Use this when trying to improve the upper bound.
24392 Generate the comparison by using simplify_gen_relational.
24394 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24396 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24398 (simplify_using_assignment, simplify_using_initial_values): Call
24399 replace_in_expr to make replacements. Call replace_single_def_regs
24400 once on the initial version of the expression.
24402 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24405 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24407 2009-03-31 Richard Guenther <rguenther@suse.de>
24409 PR middle-end/31029
24410 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24411 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24413 2009-03-31 Richard Guenther <rguenther@suse.de>
24415 * tree.h (div_if_zero_remainder): Declare.
24416 * fold-const.c (div_if_zero_remainder): Export.
24417 * tree-ssa-forwprop.c
24418 (forward_propagate_addr_into_variable_array_index): Handle
24419 constant array index addition outside of the variable index.
24421 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24424 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24425 define_splits, floatunssi<mode>2): Require x87 conversions from
24426 DImode to be permitted.
24428 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24430 PR preprocessor/15638
24431 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24433 2009-03-31 Richard Guenther <rguenther@suse.de>
24435 PR middle-end/23401
24436 PR middle-end/27810
24437 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24438 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24439 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24440 a separate statement.
24441 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24442 (lookup_tmp_var): Likewise.
24443 (is_gimple_formal_tmp_or_call_rhs): Remove.
24444 (is_gimple_reg_or_call_rhs): Rename to ...
24445 (is_gimple_reg_rhs_or_call): ... this.
24446 (is_gimple_mem_or_call_rhs): Rename to ...
24447 (is_gimple_mem_rhs_or_call): ... this.
24448 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24449 DECL_GIMPLE_REG_P only if is_formal is true.
24450 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24451 for non-proper post-modify expression gimplification.
24452 (gimplify_self_mod_expr): For post-modify expressions gimplify
24453 the lvalue to a minimal lvalue.
24454 (rhs_predicate_for): Remove formal temp case.
24455 (gimplify_modify_expr_rhs): Likewise.
24456 (gimplify_addr_expr): Use is_gimple_reg.
24457 (gimplify_expr): Remove formal temp cases.
24458 (gimple_regimplify_operands): Likewise.
24459 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24460 and FILTER_EXPR like constants.
24461 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24463 (is_gimple_formal_tmp_rhs): Remove.
24464 (is_gimple_reg_rhs): Remove special casing.
24465 (is_gimple_mem_rhs): Fix.
24466 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24467 (is_gimple_formal_tmp_var): Remove.
24468 (is_gimple_formal_tmp_reg): Likewise.
24469 (is_gimple_min_lval): Allow invariant component ref parts.
24470 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24471 is_gimple_formal_tmp_reg): Remove declarations.
24472 * tree-cfg.c (verify_expr): Verify that variables with address
24473 taken do not have DECL_GIMPLE_REG_P set.
24474 * tree-mudflap.c (mf_build_check_statement_for): Use
24475 force_gimple_operand instead of gimplify_expr.
24477 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24479 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24480 schedulable rows to compute_split_row.
24482 2009-03-31 Ben Elliston <bje@au.ibm.com>
24485 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24488 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24490 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24491 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24492 * configure: Regenerate.
24493 * config.in: Regenerate.
24494 * config/rs6000/rs6000.opt (mtls-markers): Add.
24495 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24496 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24497 (tls_ld_aix, tls_ld_sysv): Likewise.
24498 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24499 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24501 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24503 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24505 2009-03-30 Jan Hubicka <jh@suse.cz>
24507 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24509 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24510 detection and label handling.
24512 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24514 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24515 left_conflicts_size.
24516 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24517 ALLOCNO_LEFT_CONFLICTS_SIZE.
24519 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24520 remove_allocno_from_bucket_and_push,
24521 allocno_spill_priority_compare, push_allocnos_to_stack,
24522 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24523 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24524 (setup_allocno_left_conflicts_num): Ditto. Rename to
24525 setup_allocno_left_conflicts_size.
24526 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24527 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24528 setup_allocno_left_conflicts_size instead of
24529 setup_allocno_left_conflicts_num.
24531 * ira-build.c (ira_create_allocno): Use
24532 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24533 ALLOCNO_LEFT_CONFLICTS_NUM.
24535 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24537 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24538 instead of DF_LR_OUT.
24540 * ira-lives.c (process_bb_node_lives): Ditto.
24542 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24543 instead of DF_LR_{OUT,IN}.
24545 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24547 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24549 2009-03-30 Jan Hubicka <jh@suse.cz>
24551 * except.c (label_to_region_map): Fix thinko.
24553 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24555 PR middle-end/38237
24556 * tree.h (tree_find_value): New declaration.
24557 * tree.c (tree_find_value): New function.
24558 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24560 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24563 * c-decl.c (struct c_binding): Add locus field.
24564 (bind): Add locus argument, set locus field from it.
24565 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24566 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24567 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24568 implicitly_declare, undeclared_variable, lookup_label,
24569 declare_label, c_make_fname_decl, c_builtin_function,
24570 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24573 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24576 * config/i386/i386.c (classify_argument): Check total size of
24579 2009-03-30 Martin Jambor <mjambor@suse.cz>
24581 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24582 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24583 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24586 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24587 seen_variable_array_ref while also traversing a union.
24589 * tree-inline.c (optimize_inline_calls): Do not call
24590 cgraph_node_remove_callees.
24591 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24592 (pass_remove_cgraph_callee_edges): New variable.
24593 * passes.c (init_optimization_passes): Add
24594 pass_remove_cgraph_callee_edges after early inlining and before all
24595 late intraprocedural passes.
24597 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24599 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24601 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24602 Fix typos in names.
24604 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24606 * combine.c (simplify_comparison): Use have_insn_for.
24607 * dojump.c (do_jump): Likewise.
24609 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24611 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24612 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24613 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24614 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24615 instead of sparc_compare_emitted.
24616 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24617 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24618 instead of sparc_compare_emitted.
24620 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24622 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24623 enter/exit cfglayout mode.
24624 (pass_partition_block): Require it.
24625 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24626 (combine_instructions): Track basic blocks instead of labels.
24627 (update_cfg_for_uncondjump): New.
24628 (try_combine): Use it. Update jumps after rescanning.
24629 (pass_combine): Require PROP_cfglayout.
24630 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24632 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24634 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24635 Provide/destroy PROP_cfglayout respectively.
24636 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24637 * tree-pass.h (PROP_cfglayout): New.
24639 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24641 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24642 fold_convert_const_fixed_from_fixed,
24643 fold_convert_const_fixed_from_int,
24644 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24645 set TREE_CONSTANT_OVERFLOW.
24646 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24647 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24649 2009-03-30 Ira Rosen <irar@il.ibm.com>
24651 * tree-vect-loop-manip.c: New file.
24652 * tree-vectorizer.c: Update documentation and included files.
24653 (vect_loop_location): Make extern.
24654 (rename_use_op): Move to tree-vect-loop-manip.c
24655 (rename_variables_in_bb, rename_variables_in_loop,
24656 slpeel_update_phis_for_duplicate_loop,
24657 slpeel_update_phi_nodes_for_guard1,
24658 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24659 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24660 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24661 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24662 find_loop_location): Likewise.
24663 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24664 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24665 get_vectype_for_scalar_type, vect_is_simple_use,
24666 supportable_widening_operation, supportable_narrowing_operation):
24668 (bb_in_loop_p): Move to tree-vect-loop.c.
24669 (new_loop_vec_info, destroy_loop_vec_info,
24670 reduction_code_for_scalar_code, report_vect_op,
24671 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24672 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24673 (vect_supportable_dr_alignment): Likewise.
24674 * tree-vectorizer.h (tree-data-ref.h): Include.
24675 (vect_loop_location): Declare.
24676 Reorganize function declarations according to the new file structure.
24677 * tree-vect-loop.c: New file.
24678 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24679 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24680 * tree-vect-data-refs.c: New file.
24681 * tree-vect-patterns.c (timevar.h): Don't include.
24682 * tree-vect-stmts.c: New file.
24683 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24684 tree-vect-slp.c, tree-vect-loop.c.
24685 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24686 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24687 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24688 (tree-vect-analyze.o): Remove.
24689 (tree-vect-transform.o): Likewise.
24690 (tree-vect-data-refs.o): Add rule.
24691 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24692 tree-vect-slp.o): Likewise.
24693 (tree-vect-patterns.o): Remove redundant dependencies.
24694 (tree-vectorizer.o): Likewise.
24695 * tree-vect-slp.c: New file.
24697 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24699 * optc-gen.awk: Warn if an option flag has multiple different
24702 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24704 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24705 -floop-block): Document dependences on PPL, CLooG and Graphite.
24707 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24709 PR rtl-optimization/323
24710 * c-common.c (c_fully_fold, convert_and_check,
24711 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24712 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24713 * c-common.def (EXCESS_PRECISION_EXPR): New.
24714 * c-cppbuiltin.c (builtin_define_float_constants): Define
24715 constants with enough digits for long double.
24716 * c-lex.c (interpret_float): Interpret constant with excess
24717 precision where appropriate.
24718 * c-opts.c (c_common_post_options): Set
24719 flag_excess_precision_cmdline. Give an error for
24720 -fexcess-precision=standard for C++ for processors where the
24721 option is significant.
24722 * c-parser.c (c_parser_conditional_expression): Handle excess
24723 precision in condition.
24724 * c-typeck.c (convert_arguments): Handle arguments with excess
24726 (build_unary_op): Move excess precision outside operation.
24727 (build_conditional_expr): Likewise.
24728 (build_compound_expr): Likewise.
24729 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24730 (build_modify_expr): Handle excess precision in RHS.
24731 (convert_for_assignment): Handle excess precision in converted
24733 (digest_init, output_init_element, process_init_element): Handle
24734 excess precision in initializer.
24735 (c_finish_return): Handle excess precision in return value.
24736 (build_binary_op): Handle excess precision in operands and add
24737 excess precision as needed for operation.
24738 * common.opt (-fexcess-precision=): New option.
24739 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24740 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24741 For standard excess precision, output explicit conversion to and
24742 truncation from XFmode.
24743 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24744 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24745 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24746 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24747 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24748 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24749 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24750 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24751 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24752 define_splits, sqrt<mode>2): Disable where appropriate for
24753 standard excess precision.
24754 * convert.c (convert_to_real): Do not shorten arithmetic to type
24755 for which excess precision would be used.
24756 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24757 * doc/invoke.texi (-fexcess-precision=): Document option.
24758 (-mfpmath=): Correct index entry.
24759 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24760 flag_excess_precision): New.
24761 * langhooks.c (lhd_post_options): Set
24762 flag_excess_precision_cmdline.
24763 * opts.c (common_handle_option): Handle -fexcess-precision=.
24764 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24765 init_excess_precision): New.
24766 (lang_dependent_init_target): Call init_excess_precision.
24767 * tree.c (excess_precision_type): New.
24768 * tree.h (excess_precision_type): Declare.
24770 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24773 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24774 non-lvalue to component.
24776 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24778 PR preprocessor/34695
24779 * Makefile.in (c-opts.o): Depend on c-tree.h.
24780 * c-common.c: Move down include of diagnostic.h.
24781 (done_lexing, c_cpp_error): New.
24782 * c-common.h (done_lexing): Declare.
24783 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24785 * c-opts.c: Include c-tree.h.
24786 (c_common_init_options): Set preprocessor error callback.
24787 (c_common_handle_option): Do not set preprocessor
24788 inhibit_warnings, warnings_are_errors, warn_system_headers,
24789 pedantic_errors or inhibit_warnings flags.
24790 (c_common_post_options): Do not check cpp_errors (parse_in).
24791 (c_common_finish): Do not output dependencies if there were
24792 errors. Do not check return value of cpp_finish.
24793 * c-ppoutput.c (pp_file_change): Set input_location.
24794 * c-tree.h (c_cpp_error): Declare.
24795 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24797 (diagnostic_build_prefix): Check override_column.
24798 * diagnostic.h (diagnostic_info): Add override_column field.
24799 (diagnostic_override_column): Define.
24801 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24803 * c-common.c (c_expand_expr, c_staticp): Remove.
24804 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24805 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24806 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24807 * c-gimplify.c (gimplify_compound_literal_expr,
24808 optimize_compound_literals_in_ctor): Remove.
24809 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24810 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24811 * c-semantics.c (emit_local_var): Remove.
24813 * langhooks-def.h (lhd_expand_expr): Remove.
24814 * langhooks.c (lhd_expand_expr): Remove.
24815 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24817 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24818 handling from c-semantics.c; don't call into langhook.
24819 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24820 * gimplify.c (gimplify_compound_literal_expr,
24821 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24822 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24823 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24824 as was done in c-gimplify.c.
24825 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24826 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24827 Move from c-common.h.
24828 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24830 * tree.c (staticp): Do not call langhook.
24831 * langhooks.c (lhd_staticp): Delete.
24832 * langhooks-def.h (lhd_staticp): Delete prototype.
24833 (LANG_HOOKS_STATICP): Delete.
24834 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24836 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24837 instead of DECL_STMTs.
24839 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24847 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24849 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24850 contained expression.
24851 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24852 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24853 conditional expressions for C.
24854 (decl_constant_value_for_optimization): Move from
24855 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24856 whether optimizing and that the expression is a VAR_DECL not of
24857 array type instead of doing such checks in the caller. Do not
24858 check pedantic. Call gcc_unreachable for C++.
24859 * c-common.def (C_MAYBE_CONST_EXPR): New.
24860 * c-common.h (c_fully_fold, c_save_expr,
24861 decl_constant_value_for_optimization): New prototypes.
24862 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24863 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24864 EXPR_INT_CONST_OPERANDS): Define.
24865 * c-convert.c (convert): Strip nops from expression.
24866 * c-decl.c (groktypename): Take extra parameters expr and
24867 expr_const_operands. Update call to grokdeclarator.
24868 (start_decl): Update call to grokdeclarator. Add statement for
24869 expressions used in type of decl.
24870 (grokparm): Update call to grokdeclarator.
24871 (push_parm_decl): Update call to grokdeclarator.
24872 (build_compound_literal): Add parameter non_const and build a
24873 C_MAYBE_COSNT_EXPR if applicable.
24874 (grokdeclarator): Take extra parameters expr and
24875 expr_const_operands. Track expressions used in declaration
24876 specifiers and declarators. Fold array sizes and track whether
24877 they are constant expressions and whether they are integer
24878 constant expressions.
24879 (parser_xref_tag): Set expr and expr_const_operands fields in
24881 (grokfield): Update call to grokdeclarator.
24882 (start_function): Update call to grokdeclarator.
24883 (build_null_declspecs): Set expr and expr_const_operands fields in
24885 (declspecs_add_type): Handle expressions in typeof specifiers.
24886 * c-parser.c (c_parser_declspecs): Set expr and
24887 expr_const_operands fields for declaration specifiers.
24888 (c_parser_enum_specifier): Likewise.
24889 (c_parser_struct_or_union_specifier): Likewise.
24890 (c_parser_typeof_specifier): Likewise. Update call to
24891 groktypename. Fold expression as needed. Return expressions with
24892 type instead of adding statements.
24893 (c_parser_attributes): Update calls to c_parser_expr_list.
24894 (c_parser_statement_after_labels): Fold expression before passing
24895 to objc_build_throw_stmt.
24896 (c_parser_condition): Fold expression.
24897 (c_parser_asm_operands): Fold expression.
24898 (c_parser_conditional_expression): Use c_save_expr. Update call
24899 to build_conditional_expr.
24900 (c_parser_alignof_expression): Update call to groktypename.
24901 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24902 original_code. Fold expression argument of va_arg. Create
24903 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24904 argument to va_arg. Update calls to groktypename. Fold array
24905 index for offsetof. Verify that first argument to
24906 __builtin_choose_expr has integer type.
24907 (c_parser_postfix_expression_after_paren_type): Update calls to
24908 groktypename and build_compound_literal. Handle expressions with
24909 side effects in type name.
24910 (c_parser_postfix_expression_after_primary): Update call to
24911 c_parser_expr_list. Set original_code for calls to
24912 __builtin_constant_p.
24913 (c_parser_expr_list): Take extra parameter fold_p. Fold
24914 expressions if requested.
24915 (c_parser_objc_type_name): Update call to groktypename.
24916 (c_parser_objc_synchronized_statement): Fold expression.
24917 (c_parser_objc_receiver): Fold expression.
24918 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24919 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24920 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24921 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24922 (struct c_typespec): Add elements expr and expr_const_operands.
24923 (struct c_declspecs): Add elements expr and expr_const_operands.
24924 (groktypename, build_conditional_expr, build_compound_literal):
24926 (in_late_binary_op): Declare.
24927 * c-typeck.c (note_integer_operands): New function.
24928 (in_late_binary_op): New variable.
24929 (decl_constant_value_for_broken_optimization): Move to c-common.c
24930 and rename to decl_constant_value_for_optimization.
24931 (default_function_array_conversion): Do not strip nops.
24932 (default_conversion): Do not call
24933 decl_constant_value_for_broken_optimization.
24934 (build_array_ref): Do not fold result.
24935 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24936 result when operand is a VLA.
24937 (c_expr_sizeof_type): Update call to groktypename. Handle
24938 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24939 result when operand names a VLA type.
24940 (build_function_call): Update call to build_compound_literal.
24941 Only fold result for calls to __builtin_* functions. Strip
24942 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24943 the function designator.
24944 (convert_arguments): Fold arguments. Update call to
24945 convert_for_assignment.
24946 (build_unary_op): Handle increment and decrement of
24947 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24948 decrement earlier. Fold operand of increment and decrement.
24949 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24950 built for integer operand. Wrap returns that are INTEGER_CSTs
24951 without being integer constant expressions or that have integer
24952 constant operands without being INTEGER_CSTs.
24953 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24954 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24955 result is an integer constant expression or can be used in
24956 unevaluated parts of one and avoid folding and wrap as
24957 appropriate. Fold operands before possibly doing -Wsign-compare
24959 (build_compound_expr): Wrap result for C99 if operands can be used
24960 in integer constant expressions.
24961 (build_c_cast): Update call to digest_init. Do not ignore
24962 overflow from casting floating-point constants to integers. Wrap
24963 results that could be confused with integer constant expressions,
24964 null pointer constants or floating-point constants.
24965 (c_cast_expr): Update call to groktypename. Handle expressions
24966 included in type name.
24967 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24968 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24969 Update calls to convert_for_assignment.
24970 (convert_for_assignment): Take new parameter
24971 null_pointer_constant. Do not strip nops or call
24972 decl_constant_value_for_broken_optimization. Set
24973 in_late_binary_op for conversions to boolean.
24974 (store_init_value): Update call to digest_init.
24975 (digest_init): Take new parameter null_pointer_constant. Do not
24976 call decl_constant_value_for_broken_optimization. pedwarn for
24977 initializers not constant expressions. Update calls to
24978 convert_for_assignment.
24979 (constructor_nonconst): New.
24980 (struct constructor_stack): Add nonconst element.
24981 (really_start_incremental_init, push_init_level, pop_init_level):
24982 Handle constructor_nonconst and nonconst element.
24983 (set_init_index): Call constant_expression_warning for array
24985 (output_init_element): Fold value. Set constructor_nonconst as
24986 applicable. pedwarn for initializers not constant expressions.
24987 Update call to digest_init. Call constant_expression_warning
24988 where constant initializers are required.
24989 (process_init_element): Use c_save_expr.
24990 (c_finish_goto_ptr): Fold expression.
24991 (c_finish_return): Fold return value. Update call to
24992 convert_for_assignment.
24993 (c_start_case): Fold switch expression.
24994 (c_process_expr_stmt): Fold expression.
24995 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24996 ensure statement expression is not evaluated in constant expression.
24997 (build_binary_op): Track whether results are integer constant
24998 expressions or may occur in such, disable folding and wrap results
24999 as applicable. Fold operands for -Wsign-compare warnings unless
25001 (c_objc_common_truthvalue_conversion): Handle results folded to
25002 integer constants that are not integer constant expressions.
25003 * doc/extend.texi: Document when typeof operands are evaluated,
25004 that condition of __builtin_choose_expr is an integer constant
25005 expression, and more about use of __builtin_constant_p in
25008 2009-03-29 Richard Guenther <rguenther@suse.de>
25010 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25011 propagate addresses of array references.
25013 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25015 * regmove.c (perhaps_ends_bb_p): Remove.
25016 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25017 from INSN and check that the main loop stays within that basic block.
25018 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25019 (regmove_forward_pass): Split out from regmove_optimize. Use
25020 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25021 (regmove_backward_pass): Split out from regmove_optimize. Use
25022 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25023 (regmove_optimize): Simplify.
25025 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25028 * config/i386/i386.c (classify_argument): Ignore flexible array
25029 member in struct and warn ABI change.
25031 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25033 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25035 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25036 (ix86_adjust_cost): Updated.
25038 2009-03-29 Jan Hubicka <jh@suse.cz>
25040 PR middle-end/28850
25041 * tree-pass.h (pass_cleanup_eh): New function.
25042 (remove_unreachable_regions): Break code handling RTL
25043 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25044 that can not be reached by runtime.
25045 (can_be_reached_by_runtime): New function.
25046 (label_to_region_map): New function.
25047 (num_eh_regions): New function.
25048 (rtl_remove_unreachable_regions): New function.
25049 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25050 (remove_eh_region): New function.
25051 * except.h: Include sbitmap and vecprim.
25052 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25053 num_eh_regions): Declare.
25054 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25055 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25056 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25057 (tree_empty_eh_handler_p): New function.
25058 (cleanup_empty_eh): New function.
25059 (cleanup_eh): New function.
25060 (pass_cleanup_eh): New function.
25062 2009-03-29 Jan Hubicka <jh@suse.cz>
25064 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25065 for removed regions.
25067 2009-03-29 Jan Hubicka <jh@suse.cz>
25069 * except.c (dump_eh_tree): Dump all datastructures.
25071 2009-03-29 Jan Hubicka <jh@suse.cz>
25073 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25074 (duplicate_eh_regions_1): Likewise.
25075 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25076 vector; call EH verification.
25077 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25078 Be ready for region being removed.
25080 2009-03-29 Jan Hubicka <jh@suse.cz>
25082 * bitmap.c (bitmap_last_set_bit): New function.
25083 * bitmap.h (bitmap_last_set_bit): Declare.
25085 2009-03-29 David Ayers <ayers@fsfe.org>
25088 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25089 by calling objc_compare_types and surpress warnings about
25090 incompatible C pointers that are compatible ObjC pointers.
25092 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25094 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25095 call initialize_inline_failed.
25096 (initialize_inline_failed): Move it from here ...
25097 * cgraph.c (initialize_inline_failed): ... to here.
25098 (cgraph_create_edge): Call initialize_inline_failed rather than
25099 setting inline_failed directly.
25101 2009-03-29 Ben Elliston <bje@au.ibm.com>
25104 * sysv4.opt (msdata): Improve comment.
25105 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25106 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25108 2009-03-29 Ben Elliston <bje@au.ibm.com>
25111 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25112 load and store attributes.
25114 2009-03-29 Ben Elliston <bje@au.ibm.com>
25116 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25117 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25118 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25119 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25120 __builtin_infq and __builtin_huge_valq.
25122 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25124 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25126 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25127 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25129 2009-03-28 Xinliang David Li <davidxl@google.com>
25131 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25132 (do_dbg_cnt): New function.
25134 2009-03-28 Jan Hubicka <jh@suse.cz>
25136 Merge from pretty-ipa:
25138 2009-03-27 Jan Hubicka <jh@suse.cz>
25140 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25141 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25142 * passes.c (function_called_by_processed_nodes_p): New.
25143 * ipa-pure-const.c (check_call): Fix handling of operands.
25144 (analyze_function): Dump debug output for skipped bodies.
25145 (local_pure_const): Use function_called_by_processed_nodes_p.
25146 * dwarf2out.c (reference_to_unused): Use output.
25147 * passes.c (do_per_function_toporder): Likewise.
25149 2008-11-12 Jan Hubicka <jh@suse.cz>
25151 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25152 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25153 state_set_in_source enum
25154 (check_decl): Ignore memory tags; do not set fake looping flags;
25156 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25157 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25158 (check_call, analyze_function): Rewrite.
25160 (add_new_function): Update call of analyze_function.
25161 (generate_summary): Add call of analyze_function.
25162 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25163 (local_pure_const): New function.
25164 (pass_local_pure_const): New pass.
25165 * ipa-inline.c (inline_transform): Set after_inlining.
25166 * tree-eh.c (stmt_can_throw_external): New.
25167 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25168 work with aliasing built.
25169 * tree-flow.h (stmt_can_throw_external): New.
25170 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25171 and local pure/const pass in early and late optimization queue.
25173 2009-03-28 Martin Jambor <mjambor@suse.cz>
25175 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25177 (fold_binary): Allow function decl aligment consideration is the
25178 second argument is integer constant one.
25179 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25180 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25181 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25183 2009-03-28 Jan Hubicka <jh@suse.cz>
25185 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25186 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25187 * function.h (rtl_data): Add nothrow flag.
25188 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25189 set DECL_NOTHROW for AVAILABLE functions.
25191 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25193 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25194 following vector keyword has expansion starting with pixel or bool
25195 keyword, expand vector to __vector and pixel or bool to __pixel or
25199 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25200 warn_if_disallowed_function_p): Removed.
25201 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25202 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25203 warning_if_disallowed_function_p.
25204 * flags.h (warn_if_disallowed_function_p,
25205 warn_disallowed_functions): Removed.
25206 * common.opt (Wdisallowed-function-list=): Removed.
25207 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25209 2009-03-28 Richard Guenther <rguenther@suse.de>
25211 PR tree-optimization/38723
25212 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25215 2009-03-28 Jan Hubicka <jh@suse.cz>
25217 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25218 test introduced by my previous patch.
25220 2009-03-28 Richard Guenther <rguenther@suse.de>
25222 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25223 the PHIs value undefined.
25225 2009-03-28 Jan Hubicka <jh@suse.cz>
25227 * tree-pass.h (pass_fixup_cfg): New pass.
25228 * ipa-inline.c (inline_transform): Set
25229 always_inline_functions_inlined/after_inlining.
25230 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25231 (pass_fixup_cfg): New pass.
25232 * passes.c (init_optimization_passes): Add fixup_cfg.
25234 2009-03-28 Richard Guenther <rguenther@suse.de>
25236 PR tree-optimization/38458
25237 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25238 argument use the arguments copy-of value.
25240 2009-03-28 Richard Guenther <rguenther@suse.de>
25242 PR tree-optimization/38180
25243 * tree-ssa-ccp.c (get_default_value): Simplify.
25244 (likely_value): Likewise.
25245 (surely_varying_stmt_p): Properly handle VOP case.
25246 (ccp_initialize): Likewise.
25247 (ccp_fold): Handle propagating through *&.
25248 (fold_const_aggregate_ref): Also handle decls.
25250 2009-03-28 Jan Hubicka <jh@suse.cz>
25252 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25253 * cgraph.h (cgraph_node): Likewise.
25254 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25255 (cgraph_reset_node): Use process flag.
25256 (cgraph_mark_functions_to_output): Likewise.
25257 (cgraph_expand_function): Likewise.
25258 (cgraph_expand_all_functions): Likewise.
25259 (cgraph_output_in_order): Likewise.
25260 * dwarf2out.c (reference_to_unused): Likewise.
25261 * passes.c do_per_function_toporder): Likewise.
25263 2009-03-28 Jan Hubicka <jh@suse.cz>
25265 Bring from lto-branch:
25267 2008-09-03 Doug Kwan <dougkwan@google.com>
25269 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25270 enums instead of reason strings.
25271 * cgraph.c (cgraph_create_edge): Same.
25272 (cgraph_inline_failed_string): New function.
25273 * cgraph.h (cgraph_inline_failed_t): New enum type.
25274 (cgraph_inline_failed_string): New prototype.
25275 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25276 char pointer to cgraph_inline_failed_t.
25277 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25278 (cgraph_default_inline_p): Ditto.
25279 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25280 to cgraph_inline_failed_t pointer.
25281 * cif-code.def: New file.
25282 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25284 (cgraph_check_inline_limits): Change type of REASON to pointer to
25285 cgraph_inline_failed_t. Replace reason strings with enums.
25286 (cgraph_default_inline_p): Ditto.
25287 (cgraph_recursive_inlining_p): Ditto.
25288 (update_caller_keys): Change type of FAILED_REASON to
25289 cgraph_inline_failed_t.
25290 (cgraph_set_inline_failed): Change type of REASON to pointer to
25291 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25292 convert enums to strings for text output.
25293 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25294 to be of type cgraph_inline_failed_t. Replace reason strings with
25295 enums. Call cgraph_inline_failed_string to covert enums
25296 to strings for text output.
25297 (cgraph_decide_inlining): Replace reason strings with enums.
25298 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25299 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25301 * tree-inline.c (expand_call_inline): Change type of REASON
25302 to cgraph_inline_failed_t. Replace reason strings with enums.
25303 Call cgraph_inline_failed_string for text output.
25304 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25307 2009-03-28 Jan Hubicka <jh@suse.cz>
25309 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25310 cgraph_clone_node): Remove master clone handling.
25311 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25312 * cgraph.h (master_clone): Remove.
25313 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25314 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25315 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25317 2009-03-28 Jan Hubicka <jh@suse.cz>
25319 * cgraph.c (cgraph_function_body_availability): Functions declared
25320 inline are always safe to assume that it is not going to be replaced.
25322 2009-03-28 Richard Guenther <rguenther@suse.de>
25324 PR tree-optimization/38513
25325 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25326 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25327 EXC_PTR_EXPR and FILTER_EXPR.
25328 (get_ref_from_reference_ops): Likewise.
25330 2009-03-28 Richard Guenther <rguenther@suse.de>
25332 PR tree-optimization/38968
25333 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25334 Use FLOOR_MOD_EXPR to compute misalignment.
25336 2009-03-28 Richard Guenther <rguenther@suse.de>
25338 PR tree-optimization/37795
25339 * tree.h (combine_comparisons): Declare.
25340 * fold-const.c (combine_comparisons): Export.
25341 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25343 (ifcombine_iforif): Use combine_comparisons.
25345 2009-03-28 Jan Hubicka <jh@suse.cz>
25347 * tree-eh.c (inlinable_call_p): New function.
25348 (make_eh_edges): Use it.
25349 (verify_eh_edges): Use it.
25350 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25351 * except.c (reachable_next_level): Add inlinable_function argument
25352 (sjlj_find_directly_reachable_regions): Update.
25353 (add_reachable_handler): Do not set saw_any_handlers.
25354 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25355 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25356 Add new inlinable call parameter.
25357 (can_throw_internal, can_throw_external): Update.
25358 * except.h (can_throw_internal_1, can_throw_external_1,
25359 foreach_reachable_handler): Update declaration.
25361 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25363 * config/arm/t-arm-coff, config/h8300/coff.h,
25364 config/i386/i386-aout.h, config/i386/i386-coff.h,
25365 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25366 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25367 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25368 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25369 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25370 sys-types.h: Remove.
25371 * Makefile.in: Remove protoize and fixproto support and references
25373 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25374 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25376 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25377 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25378 unprotoize$(exeext).
25379 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25380 (.PHONY): Don't depend on proto.
25381 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25382 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25383 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25384 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25385 build/gen-protos.o, build/scan.o, xsys-protos.h,
25386 build/fix-header$(build_exeext), build/fix-header.o,
25387 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25388 stmp-install-fixproto): Remove.
25389 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25390 SYSCALLS.c or fixproto files.
25391 (install-common): Don't install protoize.
25392 (install-headers-tar, install-headers-cpio, install-headers-cp):
25393 Don't depend on $(STMP_FIXPROTO).
25394 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25395 install fixproto files or write out fixproto settings.
25396 (uninstall): Don't uninstall protoize.
25397 * config.gcc (use_fixproto): Remove.
25398 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25399 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25400 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25401 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25402 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25403 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25404 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25405 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25406 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25407 * config/t-vxworks (STMP_FIXPROTO): Remove.
25408 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25409 STMP_FIXPROTO): Remove.
25410 * config.in, configure: Regenerate.
25411 * crtstuff.c (gid_t, uid_t): Don't undefine.
25412 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25413 (arm-*-coff, arm-*-aout: Remove target entries.
25414 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25415 Remove mention of AIX 4.1.
25416 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25417 * doc/invoke.texi (Running Protoize): Remove.
25418 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25419 (Protoize Caveats): Remove.
25420 * tsystem.h: Update comments on headers assumed to exist.
25422 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25424 * genautomata.c: Add a new year to the copyright. Add a new
25426 (struct insn_reserv_decl): Add comments for member bypass_list.
25427 (find_bypass): Remove.
25428 (insert_bypass): New.
25429 (process_decls): Use insert_bypass.
25430 (output_internal_insn_latency_func): Output all bypasses with the
25431 same input insn in one switch case.
25433 * rtl.def (define_bypass): Describe bypass choice.
25434 * doc/md.texi (define_bypass): Ditto.
25436 2009-03-27 Richard Guenther <rguenther@suse.de>
25438 * gimplify.c (mark_addressable): Export.
25439 * tree-flow.h (mark_addressable): Declare.
25440 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25441 * tree-ssa.c (verify_phi_args): Verify that address taken
25442 variables have TREE_ADDRESSABLE set.
25444 2009-03-27 Richard Guenther <rguenther@suse.de>
25446 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25447 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25448 Do not mark decls TREE_ADDRESSABLE.
25449 (build_fold_addr_expr): Adjust.
25450 (fold_addr_expr): Remove.
25451 (fold_unary): Use build_fold_addr_expr.
25452 (fold_comparison): Likewise.
25453 (split_address_to_core_and_offset): Likewise.
25454 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25456 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25457 (gimplify_modify_expr_to_memcpy): Mark source and destination
25459 * omp-low.c (create_omp_child_function): Mark the object decl
25461 (lower_rec_input_clauses): Mark the var we take the address of
25463 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25465 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25467 PR middle-end/39315
25468 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25469 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25471 2009-03-27 Richard Guenther <rguenther@suse.de>
25473 PR tree-optimization/39120
25474 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25476 (handle_lhs_call): Process return constraints. Add escape
25477 constraints if necessary.
25478 (handle_const_call): Fill out return constraints. Make nested
25479 case more precise. Avoid consttmp if possible.
25480 (handle_pure_call): Fill out return constraints. Avoid
25481 callused if possible.
25482 (find_func_aliases): Simplify call handling.
25484 2009-03-27 Richard Guenther <rguenther@suse.de>
25486 PR tree-optimization/39120
25487 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25488 as a representative.
25489 (solve_graph): Do propagate CALLUSED.
25490 (handle_pure_call): Use a scalar constraint from CALLUSED for
25492 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25495 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25498 * c-common.c (handle_aligned_attribute): Properly check alignment
25499 overflow. Use (1U << i) instead of (1 << i).
25501 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25503 * expr.h (get_mem_align_offset): Updated.
25505 * tree.h (tree_decl_common): Change align to "unsigned int" and
25506 move it before pointer_alias_set.
25508 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25509 Jakub Jelinek <jakub@redhat.com>
25512 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25513 gr_register_operand with gr_reg_or_0_operand.
25514 (cmpxchg_rel_di): Likewise.
25515 (sync_lock_test_and_set<mode>): Likewise.
25517 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25519 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25520 (true_regnum): Likewise.
25522 * rtlanal.c (subreg_info): Moved to ...
25523 * rtl.h (subreg_info): Here. New.
25524 (subreg_get_info): New.
25526 * rtlanal.c (subreg_get_info): Make it extern.
25528 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25531 * config/i386/i386.c (ix86_abi): New.
25532 (override_options): Handle -mabi=.
25533 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25534 (ix86_call_abi_override): Likewise.
25535 (init_cumulative_args): Likewise.
25536 (function_arg_advance): Likewise.
25537 (function_arg_64): Likewise.
25538 (function_arg): Likewise.
25539 (ix86_pass_by_reference): Likewise.
25540 (ix86_function_value_regno_p): Likewise.
25541 (ix86_build_builtin_va_list_abi): Likewise.
25542 (setup_incoming_varargs_64): Likewise.
25543 (is_va_list_char_pointer): Likewise.
25544 (ix86_init_machine_status): Likewise.
25545 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25546 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25547 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25548 (ix86_function_abi): Make it static and return enum calling_abi.
25549 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25551 (ix86_fn_abi_va_list): Updated.
25553 * config/i386/i386.h (ix86_abi): New.
25554 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25555 (CONDITIONAL_REGISTER_USAGE): Likewise.
25556 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25557 (machine_function): Likewise.
25559 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25561 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25562 (STACK_BOUNDARY): Likewise.
25563 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25565 * config/i386/i386.opt (mabi=): New.
25567 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25568 return enum calling_abi.
25569 (ix86_function_type_abi): Likewise.
25570 (ix86_function_abi): Removed.
25572 * doc/invoke.texi: Document -mabi= option for x86.
25574 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25576 * builtins.c (real_dconstp): Delete.
25577 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25579 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25580 Jakub Jelinek <jakub@redhat.com>
25583 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25584 (gen_subprogram_die): When a function is explicit, generate the
25585 DW_AT_explicit attribute.
25586 * langhooks.h (struct lang_hooks_for_decls): Add
25587 function_decl_explicit_p langhook.
25588 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25589 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25591 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25593 * builtins.c (fold_builtin_memory_op): Optimize memmove
25594 into memcpy if we can prove source and destination don't overlap.
25596 * tree-inline.c: Include gt-tree-inline.h.
25597 (clone_fn_id_num): New variable.
25598 (clone_function_name): New function.
25599 (tree_function_versioning): Use it.
25600 * Makefile.in (GTFILES): Add tree-inline.c.
25602 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25604 * BASE-VER: Change to 4.5.0.
25606 2009-03-27 Xinliang David Li <davidxl@google.com>
25608 PR tree-optimization/39557
25609 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25611 2009-03-27 Xinliang David Li <davidxl@google.com>
25613 PR tree-optimization/39548
25614 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25617 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25619 * c-common.c (pointer_int_sum): Use %wd on return from
25622 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25624 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25625 on return from tree_low_cst.
25627 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25630 * ginclude/stdarg.h (va_copy): Define also for
25631 __GXX_EXPERIMENTAL_CXX0X__.
25633 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25636 * builtins.h (c_strlen): Do not warn here.
25637 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25638 * c-common.c (pointer_int_sum): Take an explicit location.
25639 Warn about offsets out of bounds.
25640 * c-common.h (pointer_int_sum): Adjust declaration.
25642 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25644 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25647 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25650 * opts.c (warn_if_disallowed_function_p): Don't assume
25651 get_callee_fndecl must return non-NULL.
25653 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25655 PR rtl-optimization/39522
25656 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25657 when reg_reloaded_valid is set.
25659 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25661 * config/spu/divv2df3.c: New file.
25662 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25663 (DPBIT_FUNCS): Filter out _div_df.
25665 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25667 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25668 a jump insn, count that jump in the distance to the loop start.
25670 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25673 * config/sh/sh.c (calc_live_regs): Fix condition for global
25674 registers except PIC_OFFSET_TABLE_REGNUM.
25676 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25679 * doc/invoke.texi (-mconsole): New.
25681 (-mno-cygwin): New.
25683 (-mnop-fun-dllimport): New.
25687 (sub section "i386 and x86-64 Windows Options"): New.
25689 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25691 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25692 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25694 2009-03-25 Richard Guenther <rguenther@suse.de>
25696 PR middle-end/39497
25697 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25700 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25702 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25703 neither of haifa/selective schedulers are working.
25705 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25707 * doc/invoke.texi (Debugging Options): Fix description of
25708 -fno-merge-debug-strings.
25710 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25712 * config/cris/libgcc.ver: New version-script.
25713 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25715 * configure.ac <GAS features, nop mnemonic>: Add pattern
25716 crisv32-*-* for "nop".
25717 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25718 * configure: Regenerate.
25720 2009-03-24 Ira Rosen <irar@il.ibm.com>
25722 PR tree-optimization/39529
25723 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25724 mark_sym_for_renaming for the tag copied to the new vector
25727 2009-03-24 Arthur Loiret <aloiret@debian.org>
25729 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25730 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25731 EXTRA_SPEC_FUNCTIONS.
25732 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25733 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25734 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25735 -march and -mtune options.
25737 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25739 * config/m68k/t-rtems: Add m5329 multilib.
25741 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25742 Jakub Jelinek <jakub@redhat.com>
25745 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25748 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25751 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25752 instead of c_parser_expression_conv, if original_code isn't one of the
25753 4 allowed comparison codes, fail.
25755 2009-03-23 Richard Guenther <rguenther@suse.de>
25757 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25758 * tree.h (struct tree_type): Likewise.
25759 * reload.h (struct insn_chain): Likewise.
25760 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25761 * function.h (struct function): Likewise.
25762 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25764 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25766 PR tree-optimization/39516
25767 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25769 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25771 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25772 should be set true if BITS_PER_WORD of target is bigger than 32
25774 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25776 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25777 Translate -B-options to -rpath-link. Correct existing
25778 rpath-link and conditionalize on !nostdlib.
25780 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25782 * doc/extend.texi (Function Attributes, Variable Attributes):
25784 * doc/invoke.texi (Debugging Options, Optimize Options)
25785 (i386 and x86-64 Options, MCore Options): Likewise.
25787 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25790 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25791 it for block local namespace aliases.
25792 (gen_decl_die): Pass context_die to gen_namespace_die.
25794 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25797 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25798 minimum or maximum value.
25800 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25802 * reginfo.c (globalize_reg): Recompute derived reg sets.
25804 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25807 * libgcc2.c (mprotect): Do not use signed arguments for
25808 VirtualProtect, use DWORD arguments. Also fix the 'may
25809 be used uninitialized' warning for the np variable.
25811 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25814 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25815 functions using regparm calling conventions when not optimizing.
25816 (ix86_function_sseregparm): Similarly for sseregparm calling
25819 2009-03-19 Li Feng <nemokingdom@gmail.com>
25821 PR middle-end/39500
25822 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25823 dependence if the first conflict is after niter iterations.
25825 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25827 PR middle-end/38609
25828 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25829 functions with dynamic stack-pointer adjustments.
25831 2009-03-19 Ben Elliston <bje@au.ibm.com>
25833 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25834 option; change to -msdata=data.
25836 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25838 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25841 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25844 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25846 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25848 * doc/invoke.texi (Code Gen Options): Expand discussion of
25851 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25853 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25854 * matrix-reorg.c (struct matrix_info): Likewise.
25855 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25856 * rtl.h (struct mem_attrs): Likewise.
25857 * df.h (struct df): Likewise.
25858 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25859 * ira-int.h (struct ira_allocno): Likewise.
25860 * df-scan.c (struct df_collection_rec): Likewise.
25861 * ira.c (struct equivalence): Likewise.
25862 * function.c (struct temp_slot): Likewise.
25863 * cfgloop.h (struct loop): Likewise.
25866 * function.c (use_register_for_decl): When not optimizing, disregard
25867 register keyword for variables with types containing methods.
25869 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25871 PR middle-end/39447
25872 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25873 (is_simple_operand): Call contains_component_ref_p before calling data
25874 reference analysis that would fail on COMPONENT_REFs.
25876 * tree-vrp.c (search_for_addr_array): Fix formatting.
25878 2009-03-18 Richard Guenther <rguenther@suse.de>
25880 * tree-vect-transform.c (vect_loop_versioning): Fold the
25881 generated comparisons.
25882 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25883 (slpeel_tree_peel_loop_to_edge): Likewise.
25885 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25887 PR middle-end/37805
25888 * opts.c (print_specific_help): In addition to `undocumented',
25889 accept `separate' and `joined' flags if passed alone. Describe
25890 output by the first matched one of those.
25891 (common_handle_option): Skip over empty strings.
25892 * gcc.c (display_help): Fix help string for `--help='.
25893 * doc/invoke.texi (Option Summary, Overall Options): With
25894 `--help=', classes and qualifiers can both be repeated, but
25895 only the latter can be negated. One should not pass only
25896 negated qualifiers. Fix markup and examples.
25899 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25900 PR middle-end/37805
25901 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25902 and -fhelp=separate.
25904 2009-03-17 Jing Yu <jingyu@google.com>
25906 PR middle-end/39378
25907 * function.h (struct rtl_data): Move is_thunk from here...
25908 (struct function): ...to here.
25909 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25910 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25912 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25914 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25915 (alpha_output_function_end_prologue): Likewise.
25916 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25917 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25918 (rs6000_output_function_epilogue): Likewise.
25919 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25921 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25924 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25925 from different units in a single alternative.
25926 (*truncdfsf_i387): Ditto.
25927 (*truncxfsf2_mixed): Ditto.
25928 (*truncxfdf2_mixed): Ditto.
25930 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25932 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25933 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25936 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25937 unused non-artificial variables when not optimizing.
25940 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25941 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25942 NAMESPACE_DECL in its DECL_INITIAL.
25944 PR middle-end/39443
25945 * optabs.c (set_user_assembler_libfunc): New function.
25946 * expr.h (set_user_assembler_libfunc): New prototype.
25947 * c-common.c: Include libfuncs.h.
25948 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25949 for memcmp, memset, memcpy, memmove and abort.
25950 * Makefile.in (c-common.o): Depend on libfuncs.h.
25953 * dwarf2out.c (gen_inlined_enumeration_type_die,
25954 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25955 gen_tagged_type_instantiation_die): Removed.
25956 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25959 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25962 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25964 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25965 (check-parallel-%): Ditto.
25966 (check-consistency): Ditto.
25968 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25970 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25971 local variable rhs by NULL_TREE.
25973 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25976 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25978 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25981 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25983 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25986 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25987 for ms->sysv ABI calls only in 64bit mode.
25989 * config/i386/i386.md (untyped_call): Support 32bit.
25991 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25993 * doc/extend.texi: Replace x86_65 with x86_64.
25995 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25997 PR tree-optimization/39455
25998 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25999 mismatches for POINTER_TYPE_P (type).
26000 (number_of_iterations_le): Likewise.
26002 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26004 * config/picochip/picochip.c: Removed profiling support.
26005 * config/picochip/picochip.md: Removed profiling instruction.
26006 * config/picochip/picochip.h: Removed profiling builtin.
26008 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26010 * doc/install.texi (--with-host-libstdcxx): Document.
26012 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26015 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26016 generate a warning if the function name does not begin with
26017 "__vector" and the function has either the 'signal' or 'interrupt'
26018 attribute, from here to ...
26019 (avr_declare_function_name): ...here. New function.
26020 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26021 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26023 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26026 * cse.c (fold_rtx): Don't modify original const_arg1 when
26027 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26028 separate variable instead.
26029 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26030 from out of range shift counts.
26031 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26033 2009-03-13 Catherine Moore <clm@codesourcery.com>
26035 * config/i386/x-mingw32 (host-mingw32.o): Replace
26036 diagnostic.h with $(DIAGNOSTIC_H).
26038 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26041 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26043 * config/i386/sync.md (sync_compare_and_swap<mode>,
26044 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26045 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26047 (sync_double_compare_and_swapdi_pic,
26048 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26049 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26051 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26054 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26056 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26059 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26060 (avx_addsubv4df3): Likewise.
26061 (*avx_addsubv4sf3): Likewise.
26062 (sse3_addsubv4sf3): Likewise.
26064 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26067 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26069 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26072 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26073 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26074 registers for allocnos created from user-defined variables.
26076 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26079 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26080 of non-integer mode as well.
26082 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26084 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26085 for functions for which the parameter types are unknown.
26087 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26090 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26091 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26092 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26093 * config/i386/i386.c (ix86_local_alignment): For
26094 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26095 long long variables on the stack to avoid dynamic realignment.
26096 Allow the first argument to be a decl rather than type.
26097 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26099 2009-03-11 Nick Clifton <nickc@redhat.com>
26102 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26104 Add description to mno-lsim option.
26105 * config/mcore/mcore.h: Remove comment about deprecated m4align
26107 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26108 * doc/invoke.texi: Add description of mno-lsim and
26109 mstack-increment options.
26111 * config/fr30/fr30.opt: Document the -mno-lsim option.
26112 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26113 and -mno-lsim options.
26115 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26117 * fold-const.c (fold_comparison): Only call fold_inf_compare
26118 if the mode supports infinities.
26120 2009-03-11 Jason Merrill <jason@redhat.com>
26123 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26124 end already did. Notice GIMPLE_CALL modifications of the result.
26125 Don't copy debug information from an ignored decl or a decl from
26128 2009-03-10 Richard Guenther <rguenther@suse.de>
26129 Nathan Froyd <froydnj@codesourcery.com>
26131 PR middle-end/37850
26132 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26133 (__divMODE3): Likewise.
26135 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26137 PR tree-optimization/39394
26138 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26139 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26141 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26143 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26144 inline asms for register asm ("") declarations.
26146 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26148 * fold-const.c (fold_unary): Fix comment.
26150 2009-03-07 Jan Hubicka <jh@suse.cz>
26153 * tree-inline.c (setup_one_parameter): Do replacement of const
26154 argument by constant in SSA form.
26156 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26158 PR middle-end/38028
26159 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26160 determine alignment passed to assign_stack_local.
26161 (assign_parms_unsplit_complex): Likewise.
26162 * except.c (sjlj_build_landing_pads): Likewise.
26164 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26166 PR middle-end/39360
26167 * tree-flow.h (add_referenced_var): Return bool instead of void.
26168 * tree-dfa.c (add_referenced_var): Return result of
26169 referenced_var_check_and_insert call.
26170 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26171 of referenced_var_check_and_insert.
26174 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26175 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26176 DIE, don't emit it if abstract origin already has it.
26177 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26178 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26180 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26182 * genpreds.c (needs_variable): Fix parentheses at variable name
26184 (write_tm_constrs_h): Indent generated code.
26186 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26188 * doc/extend.texi (Function Attributes): Add documentation
26189 for isr attributes.
26191 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26194 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26195 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26197 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26199 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26202 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26205 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26206 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26208 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26210 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26211 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26212 constants instead of magic numbers.
26213 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26215 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26216 (x86_64_ms_abi_int_parameter_registers): Ditto.
26217 (x86_64_int_return_registers): Ditto.
26218 (ix86_maybe_switch_abi): Ditto.
26219 (ix86_expand_call): Ditto for clobbered_registers array.
26220 (ix86_hard_regno_mode_ok): Ditto.
26221 (x86_extended_QIreg_mentioned_p): Ditto.
26223 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26225 PR tree-optimization/39349
26226 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26228 * combine.c (gen_lowpart_for_combine): Use omode when generating
26231 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26233 PR rtl-optimization/39235
26234 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26236 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26238 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26240 2009-03-04 Richard Guenther <rguenther@suse.de>
26242 PR tree-optimization/39362
26243 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26244 that occur in abnormal PHIs should be varying.
26246 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26248 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26250 (simple_iv): Take loop as an argument instead of statement.
26251 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26252 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26254 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26256 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26257 * matrix-reorg.c (analyze_transpose): Ditto.
26258 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26259 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26260 * tree-predcom.c (ref_at_iteration): Ditto.
26261 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26263 2009-03-04 Richard Guenther <rguenther@suse.de>
26265 PR tree-optimization/39358
26266 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26267 escaped_id and callused_id.
26268 (solve_graph): Likewise.
26270 2009-03-04 Richard Guenther <rguenther@suse.de>
26272 PR tree-optimization/39339
26273 * tree-sra.c (try_instantiate_multiple_fields): Make it
26274 no longer ICE on the above.
26276 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26278 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26279 that fits within Pmode.
26281 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26283 PR middle-end/10109
26284 * tm.texi (LIBCALL_VALUE): Update description.
26286 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26288 PR middle-end/34443
26289 * doc/extend.texi (section): Update description.
26291 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26293 PR middle-end/39345
26294 * tree-inline.c (remapped_type): New.
26295 (can_be_nonlocal): Call remapped_type instead of remap_type.
26297 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26300 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26301 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26303 2009-03-03 Richard Guenther <rguenther@suse.de>
26305 PR middle-end/39272
26306 * tree.c (tree_nonartificial_location): New function.
26307 * tree.h (tree_nonartificial_location): Declare.
26308 * builtins.c (expand_builtin_memory_chk): Provide location
26309 of the call location for artificial function pieces.
26310 (maybe_emit_chk_warning): Likewise.
26311 (maybe_emit_sprintf_chk_warning): Likewise.
26312 (maybe_emit_free_warning): Likewise.
26313 * expr.c (expand_expr_real_1): Likewise.
26315 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26317 PR tree-optimization/39343
26318 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26319 COMPONENT_REF t has ARRAY_TYPE.
26321 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26323 PR middle-end/39335
26324 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26325 when the type precision of the induction variable should be
26326 larger than the type precision of nit.
26327 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26328 * graphite.c (graphite_loop_normal_form): Same.
26329 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26331 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26333 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26334 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26335 numbers to describe clobbered registers.
26336 (*call_value_0_rex64_ms_sysv): Ditto.
26337 * config/i386/mmx.md (mmx_emms): Ditto.
26338 (mmx_femms): Ditto.
26340 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26342 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26345 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26347 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26348 (spu_section_type_flags): New function.
26350 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26352 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26353 reg_class_contents of FLOAT_REGS into a temporary.
26355 2009-03-02 Richard Guenther <rguenther@suse.de>
26356 Ira Rosen <irar@il.ibm.com>
26358 PR tree-optimization/39318
26359 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26360 information to the vectorized statement.
26362 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26364 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26365 variable. Use defined names instead of magic constants for REX SSE
26368 2009-03-01 Richard Guenther <rguenther@suse.de>
26370 PR tree-optimization/39331
26371 * omp-low.c (lower_send_shared_vars): Do not receive new
26372 values for the reference of DECL_BY_REFERENCE parms or results.
26374 2009-03-01 Jan Hubicka <jh@suse.cz>
26377 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26378 BLOCK_NONLOCALIZED_VAR): New macros.
26379 (tree_block): Add nonlocalized_vars.
26380 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26381 gen_decl_die): Add origin argument. Allow generation of die with
26382 origin at hand only.
26383 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26384 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26386 (gen_block_die): Fix checking for unused blocks.
26387 (process_scope_var): Break out from .... ; work with origins only.
26388 (decls_for_scope) ... here; process nonlocalized list.
26389 (dwarf2out_ignore_block): Look for nonlocalized vars.
26390 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26392 (dump_scope_block): Dump them.
26393 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26394 (remap_block): Likewise.
26395 (can_be_nonlocal): New predicate.
26396 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26398 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26400 * configure: Regenerate.
26402 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26404 * optc-gen.awk: No need to duplicate option flags twice.
26405 Reuse help texts for duplicate options which do not have any.
26407 * gcc.c (display_help): Document --version.
26409 * gcc.c (main): If print_help_list and verbose_flag, ensure
26410 driver output comes before subprocess output.
26412 * optc-gen.awk: Assign all remaining fields to help string,
26413 space-separated, for multi-line help in *.opt.
26415 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26416 -Wno-pedantic-ms-format is for MinGW targets only.
26418 * doc/options.texi (Option file format): Fix bad indentation,
26419 restoring dropped sentence.
26421 2009-02-28 Jan Hubicka <jh@suse.cz>
26423 * tree-inline.c (tree_function_versioning): Output debug info.
26425 2009-02-28 Jan Hubicka <jh@suse.cz>
26428 * tree-inline.c (setup_one_parameter): Do not copy propagate
26429 arguments when not optimizing.
26431 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26434 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26435 (avx_addsubv4df3): Likewise.
26436 (*avx_addsubv4sf3): Likewise.
26437 (sse3_addsubv4sf3): Likewise.
26438 (*avx_addsubv2df3): Likewise.
26439 (sse3_addsubv2df3): Likewise.
26440 (avx_unpckhps256): Correct item selectors.
26441 (avx_unpcklps256): Likewise.
26442 (avx_unpckhpd256): Likewise.
26443 (avx_unpcklpd256): Likewise.
26445 2009-02-28 Jan Hubicka <jh@suse.cz>
26447 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26449 (copy_arguments_for_versioning): If var is declared don't declare it.
26450 (tree_function_versioning): First setup substitutions and then copy
26453 2009-02-27 Jan Hubicka <jh@suse.cz>
26456 * cgraph.h (varpool_output_debug_info): Remove.
26457 * cgraphunit.c (varpool_output_debug_info): Remove.
26458 * dwarf2out.c (deferred_locations_struct): New struct
26459 (deferred_locations): New type.
26460 (deferred_locations_list): New static var.
26461 (deffer_location): New function.
26462 (gen_variable_die): Use it.
26463 (decls_for_scope): Output info on local static vars.
26464 (dwarf2out_finish): Process deferred locations.
26465 * varpool.c (varpool_output_debug_info): Remove.
26467 2009-02-27 Jan Hubicka <jh@suse.cz>
26470 * tree.h (TREE_PROTECTED): Fix comment.
26471 (BLOCK_HANDLER_BLOCK): Remove.
26472 (struct tree_block): Remove handler_block add body_block.
26473 (inlined_function_outer_scope_p): New.
26474 (is_body_block): Remove.
26475 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26476 * dwarf2out.c (is_inlined_entry_point): Remove.
26477 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26478 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26480 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26481 * gimplify.c (gimplify_expr): Gimplify body blocks.
26482 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26483 block with multiple subblocks.
26484 (dump_scope_block): Prettier output; dump more flags and info.
26485 (dump_scope_blocks): New.
26486 (remove_unused_locals): Use dump_scope_blocks.
26487 * tree-flow.h (dump_scope_blocks): Declare.
26488 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26489 * stmt.c (is_body_block): Remove.
26490 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26491 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26493 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26495 PR middle-end/39308
26496 * graphite.c (graphite_loop_normal_form): Do not call
26497 number_of_iterations_exit from a gcc_assert.
26499 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26501 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26502 jumps if COND is NULL.
26503 (find_cond_jump): New function.
26504 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26505 * config/s390/s390.md: Remove z10_cobra attribute value.
26507 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26509 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26510 force_const_mem returns NULL_RTX.
26512 2009-02-26 Jan Hubicka <jh@suse.cz>
26515 * cgraph.h (varpool_output_debug_info): Remove.
26516 * cgraphunit.c (varpool_output_debug_info): Remove.
26517 * dwarf2out.c (deferred_locations_struct): New struct
26518 (deferred_locations): New type.
26519 (deferred_locations_list): New static var.
26520 (deffer_location): New function.
26521 (gen_variable_die): Use it.
26522 (decls_for_scope): Output info on local static vars.
26523 (dwarf2out_finish): Process deferred locations.
26524 * varpool.c (varpool_output_debug_info): Remove.
26526 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26528 PR rtl-optimization/39241
26529 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26530 to subreg_offset_representable_p.
26532 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26534 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26535 execute function prototype. Get f and nregs from max_reg_num
26536 and get_insns. Remove the first backward pass as it's dead,
26537 guard the forward pass by flag_expensive_optimizations.
26538 (rest_of_handle_regmove): Delete.
26539 (pass_regmove): Replace it with regmove_optimize.
26541 2009-02-25 Martin Jambor <mjambor@suse.cz>
26543 PR tree-optimization/39259
26544 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26545 calls_alloca function flags.
26546 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26547 calls are detected.
26549 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26551 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26552 flags_set_1_rtx, flags_set_1_set): Delete.
26553 (regmove_optimize): Do not call mark_flags_life_zones.
26555 2009-02-24 Julian Brown <julian@codesourcery.com>
26558 * config/arm/arm.c (require_pic_register): Only set
26559 cfun->machine->pic_reg once per function.
26561 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26563 * doc/invoke.texi (Link Options): Document an easier way to pass
26564 options that take arguments to the GNU linker using -Xlinker and -Wl.
26566 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26569 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26571 2009-02-24 Richard Guenther <rguenther@suse.de>
26574 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26576 2009-02-24 Richard Guenther <rguenther@suse.de>
26577 Zdenek Dvorak <ook@ucw.cz>
26579 PR tree-optimization/39233
26580 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26581 from converting them to a generic type.
26583 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26585 PR tree-optimization/39260
26586 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26587 contains a condition with a real type.
26588 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26590 2009-02-23 Jason Merrill <jason@redhat.com>
26593 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26594 narrowing_initializer_constant_valid_p.
26595 (narrowing_initializer_constant_valid_p): Don't return
26596 null_pointer_node for adding a pointer to itself.
26598 2009-02-23 Jan Hubicka <jh@suse.cz>
26601 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26604 2009-02-23 Jan Hubicka <jh@suse.cz>
26606 PR tree-optimization/37709
26607 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26608 * tree.h (block_ultimate_origin): Declare.
26609 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26610 * tree-ssa-live.c (remove_unused_scope_block_p):
26611 Eliminate blocks containig no instructions nor live variables nor
26613 (dump_scope_block): New function.
26614 (remove_unused_locals): Enable removal of dead blocks by default;
26615 enable dumping at TDF_DETAILS.
26617 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26619 * config/i386/i386.c (classify_argument): Don't allow COImode
26621 (function_arg_advance_32): Don't allow OImode.
26622 (function_arg_32): Likewise.
26623 (function_value_32): Likewise.
26624 (return_in_memory_32): Likewise.
26625 (function_arg_64): Remove OImode comment.
26627 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26630 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26631 ix86_expand_vector_set for V4DImode in 64bit mode only.
26632 (ix86_expand_vector_init_one_var): Likewise.
26634 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26636 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26638 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26641 * loop-iv.c: Revert last change.
26642 * emit-rtl.c: Likewise.
26644 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26647 * config/i386/i386.c (type_natural_mode): Remove an extra
26648 space in the warning message.
26649 (function_value_32): Handle 32-byte vector modes.
26650 (return_in_memory_32): Likewise.
26652 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26654 * loop-iv.c (truncate_value): New function.
26655 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26657 (lowpart_subreg): Move to...
26658 * emit-rtl.c: ...here.
26660 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26662 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26663 accidental and undocumented change at revision 140860.
26665 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26667 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26668 take gimple_seq * arguments.
26669 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26670 types_compatible_p langhook.
26672 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26673 Joseph Myers <joseph@codesourcery.com>
26675 * config/arm/arm.c (arm_builtin_va_list): New function.
26676 (arm_expand_builtin_va_start): Likewise.
26677 (arm_gimplify_va_arg_expr): Likewise.
26678 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26679 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26680 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26681 (va_list_type): New variable.
26682 (arm_mangle_type): Mangle va_list_type appropriately.
26684 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26686 PR middle-end/39157
26687 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26688 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26689 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26690 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26691 parameter to 1000 for -O1 by default.
26692 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26694 * loop-invariant.c: Include params.h.
26695 (move_loop_invariants): Don't call move_single_loop_invariants on
26698 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26700 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26701 offset when calculating bounds for indexing stack_usage_map. Fixes
26702 a buffer overflow with certain target setups.
26704 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26707 * calls.c (expand_call): Clear try_tail_call if caller and callee
26708 disagree in promotion of function return value.
26710 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26713 * c-common.c (c_determine_visibility): If visibility changed and
26714 DECL_RTL has been already set, call make_decl_rtl to update symbol
26717 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26720 * varasm.c (assemble_variable): Don't check DECL_NAME when
26721 globalizing a variable.
26723 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26726 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26727 expression before any __builtin_trap call.
26728 * c-typeck.c (build_function_call): Convert and check function
26729 arguments before generating a call to a trap. Evaluate the
26730 function arguments before the trap.
26732 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26735 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26736 (UNSPEC_FXAM_MEM): New unspec.
26737 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26738 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26739 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26741 2009-02-19 Richard Guenther <rguenther@suse.de>
26743 PR tree-optimization/39207
26744 PR tree-optimization/39074
26745 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26746 storedanything_tree): New.
26747 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26748 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26749 (build_succ_graph): Add edges from STOREDANYTHING to all
26751 (init_base_vars): Initialize STOREDANYTHING.
26752 (compute_points_to_sets): Free substitution info after
26753 building the succ graph.
26754 (ipa_pta_execute): Likewise.
26756 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26758 (do_ds_constraint): Do not add to special var or non-pointer
26760 (type_could_have_pointers): Split out from ...
26761 (could_have_pointers): ... here. For arrays use the element type.
26762 (create_variable_info_for): Initialize may_have_pointers.
26763 (new_var_info): Likewise.
26764 (handle_lhs_call): Make the HEAP variable unknown-sized.
26765 (intra_create_variable_infos): Use a type with pointers for
26766 PARM_NOALIAS, make it unknown-sized.
26768 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26771 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26773 2009-02-18 Jason Merrill <jason@redhat.com>
26776 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26777 value if DECL_EXTERNAL.
26778 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26779 * target.h (gcc_target::binds_local_p): Clarify "module".
26780 * tree.h (TREE_PUBLIC): Clarify "module".
26782 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26785 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26786 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26788 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26791 * c.opt (Wabi): Support C and ObjC.
26794 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26796 * config/i386/i386.c (classify_argument): Warn once about the ABI
26797 change when passing union with long double.
26799 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26801 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26804 * c-parser.c (c_parser_compound_statement): Always enter and leave
26807 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26810 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26812 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26814 PR tree-optimization/36922
26815 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26816 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26819 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26821 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26824 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26826 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26828 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26830 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26833 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26834 Richard Sandiford <rdsandiford@googlemail.com>
26836 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26837 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26838 (loongson_biadd): ...this.
26840 2009-02-17 Richard Guenther <rguenther@suse.de>
26842 PR tree-optimization/39202
26843 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26844 a var make sure to follow existing collapses.
26846 2009-02-17 Richard Guenther <rguenther@suse.de>
26848 PR middle-end/39214
26849 * langhooks.c (lhd_print_error_function): Check for NULL block.
26851 2009-02-17 Richard Guenther <rguenther@suse.de>
26853 PR tree-optimization/39204
26854 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26857 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26859 * config/soft-fp/double.h: Update from glibc CVS.
26861 2009-02-17 Richard Guenther <rguenther@suse.de>
26863 PR tree-optimization/39207
26864 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26865 strict-aliasing warnings for pointers pointing to NULL.
26867 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26870 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26871 skipping until next close brace.
26873 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26876 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26877 to function argument boundary.
26879 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26881 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26882 in the lea_add. Reload eventually constraints it properly.
26883 * config/picochip/constraints.md: Remove the target constraint
26884 "b", since it is not needed anymore.
26886 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26888 * gthr-dce.h: Uglify function parameter and local variable names.
26889 * gthr-gnat.h: Likewise.
26890 * gthr-mipssde.h: Likewise.
26891 * gthr-nks.h: Likewise.
26892 * gthr-posix95.h: Likewise.
26893 * gthr-posix.h: Likewise.
26894 * gthr-rtems.h: Likewise.
26895 * gthr-single.h: Likewise.
26896 * gthr-solaris.h: Likewise.
26897 * gthr-tpf.h: Likewise.
26898 * gthr-vxworks.h: Likewise.
26899 * gthr-win32.h: Likewise.
26901 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26904 * config/i386/i386.md: Restrict the new peephole2 to move
26905 between MMX/SSE registers.
26907 2009-02-15 Richard Guenther <rguenther@suse.de>
26910 2009-02-13 Richard Guenther <rguenther@suse.de>
26912 * configure.ac: Enable LFS.
26913 * configure: Re-generate.
26914 * config.in: Likewise.
26916 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26918 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26919 spu_srqwbyte, spu_srqwbytebc): Define.
26920 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26921 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26922 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26923 "shrqby_<mode>"): New insn-and-split patterns.
26924 * config/spu/spu.c (expand_builtin_args): Determine and return
26925 number of operands using spu_builtin_description data.
26926 (spu_expand_builtin_1): Use it.
26928 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26931 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26934 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26937 * config/i386/i386.c (override_options): Correct warning
26938 messages for -malign-loops, -malign-jumps and -malign-functions.
26940 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26943 * config/i386/i386.md: Restrict the new peephole2 to move
26944 between the general purpose registers.
26946 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26949 * config/i386/i386.c (type_natural_mode): Add a new argument.
26950 Return the original mode and warn ABI change if vector size is 32byte.
26951 (function_arg_advance): Updated.
26952 (function_arg): Likewise.
26953 (ix86_function_value): Likewise.
26954 (ix86_return_in_memory): Likewise.
26955 (ix86_sol10_return_in_memory): Likewise.
26956 (ix86_gimplify_va_arg): Likewise.
26957 (function_arg_32): Don't warn ABX ABI change here.
26958 (function_arg_64): Likewise.
26960 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26962 * loop-iv.c (implies_p): In the final case, test that operands 0
26963 of the two comparisons match.
26965 * config/bfin/bfin.c (find_prev_insn_start): New function.
26966 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26967 (find_next_insn_start): Move.
26969 2009-02-13 Richard Guenther <rguenther@suse.de>
26971 * configure.ac: Enable LFS.
26972 * configure: Re-generate.
26973 * config.in: Likewise.
26975 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26978 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26979 sizes on syntax error after some arguments have been parsed.
26981 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26983 * doc/invoke.texi (-fira): Remove.
26985 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26987 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26988 * recog.c: Likewise.
26991 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26993 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26994 (umul_ppmm): Likewise.
26995 (count_leading_zeros): Likewise.
26996 (count_trailing_zeros): Likewise.
26997 (UMUL_TIME): Likewise.
26999 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27001 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27002 soft-fp/t-softfp to tmake_file.
27004 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27005 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27006 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27007 IA64_BUILTIN_INFQ]: New.
27008 (ia64_init_builtins): Initialize __builtin_infq,
27009 __builtin_fabsq and __builtin_copysignq if not HPUX.
27010 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27011 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27013 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27015 (__fixtfti): Likewise.
27016 (__fixunstfti): Likewise.
27017 (__floattitf): Likewise.
27019 * config/ia64/libgcc-glibc.ver: New.
27020 * config/ia64/t-fprules-softfp: Likewise.
27021 * config/ia64/sfp-machine.h: Likewise.
27023 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27024 (LIBGCC2_TF_CEXT): Likewise.
27025 (TF_SIZE): Likewise.
27026 (TARGET_INIT_LIBFUNCS): Likewise.
27028 * config/ia64/t-glibc (SHLINB_MAPFILES):
27029 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27031 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27033 * config/i386/i386.c (construct_container): Rewrite processing
27034 BLKmode with X86_64_SSE_CLASS.
27036 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27039 * config/i386/i386.md: Replace simplify_replace_rtx with
27040 replace_rtx in the new peephole2.
27042 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27044 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27045 loop unrolling do not happen at -O2.
27047 2009-02-12 Michael Matz <matz@suse.de>
27049 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27051 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27053 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27056 2009-02-12 Ben Elliston <bje@au.ibm.com>
27058 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27059 patterns when updating the back chain. Missed in the 2009-02-10
27062 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27064 * doc/extend.texi (Decimal Floating Types): Update identifier of
27065 draft TR and list of missing support.
27067 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27069 PR middle-end/39154
27070 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27071 bit to variable length decl's flags, add it also to its
27072 pointer replacement variable.
27074 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27075 Jakub Jelinek <jakub@redhat.com>
27078 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27079 (memory_blockage): New expander.
27080 (*memory_blockage): New insn pattern.
27081 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27082 instead of general blockage at the end of function prologue when
27083 frame pointer is used to access red zone area. Do not emit blockage
27084 when profiling, it is emitted in generic code.
27085 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27086 function epilogue when frame pointer is used to access red zone area.
27088 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27091 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27092 by arithmetic with memory operands.
27093 * config/i386/predicates.md (commutative_operator): New.
27095 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27097 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27100 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27102 * alias.h (record_alias_subset): Declare.
27103 * alias.c (record_alias_subset): Make global.
27105 2009-02-10 Nick Clifton <nickc@redhat.com>
27107 * tree-parloops.c: Change license to GPLv3.
27108 * ipa-struct-reorg.c: Change license to GPLv3.
27109 * ipa-struct-reorg.h: Change license to GPLv3.
27111 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27114 * c-decl.c (start_struct): Return NULL on error.
27116 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27118 PR middle-end/39124
27119 * cfgloopmanip.c (remove_path): Call remove_bbs after
27120 cancel_loop_tree, not before it.
27123 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27124 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27125 VAR_DECLs were seen.
27126 * tree-ssa-live.c (remove_unused_locals): Recompute
27127 cfun->has_local_explicit_reg_vars.
27128 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27129 copies or clearings if cfun->has_local_explicit_reg_vars.
27131 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27134 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27135 of function prologue when frame pointer is used to access
27138 2009-02-10 Richard Guenther <rguenther@suse.de>
27140 PR middle-end/39127
27141 * gimplify.c (gimple_regimplify_operands): Always look if
27142 we need to create a temporary.
27144 2009-02-10 Richard Guenther <rguenther@suse.de>
27146 PR tree-optimization/39132
27147 * tree-loop-distribution.c (todo): New global var.
27148 (generate_memset_zero): Trigger TODO_rebuild_alias.
27149 (tree_loop_distribution): Return todo.
27151 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27154 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27155 (x86_64_reg_class_name): Removed.
27156 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27157 first one isn't X86_64_SSE_CLASS or any other ones aren't
27158 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27159 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27160 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27161 and 3 X86_64_SSEUP_CLASS.
27162 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27163 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27165 2009-02-10 Ben Elliston <bje@au.ibm.com>
27167 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27168 form instruction to update the stack back chain word, even if the
27169 user has disabled the generation of update instructions.
27170 (movdi_<mode>_update_stack): New.
27171 (movsi_update_stack): Likewise.
27172 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27173 always use an update form instruction to update the stack back
27176 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27178 PR middle-end/38953
27179 * graphite.c (if_region_set_false_region): After moving a region in
27180 the false branch of a condition, remove the empty dummy basic block.
27181 (gloog): Remove wrong fix for PR38953.
27183 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27185 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27186 generation due to implicit sign extension.
27188 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27190 PR middle-end/38981
27191 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27192 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27194 2009-02-09 Richard Guenther <rguenther@suse.de>
27196 PR middle-end/35202
27197 * convert.c (convert_to_real): Disable (float)fn((double)x)
27198 to fnf(x) conversion if errno differences may occur and
27199 -fmath-errno is set.
27201 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27203 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27204 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27205 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27207 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27210 * c-common.c (handle_alias_attribute): Disallow attribute for
27211 anything not a FUNCTION_DECL or VAR_DECL.
27213 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27216 * real.c (do_compare): Special-case compare of zero against
27217 decimal float value.
27219 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27222 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27223 as indicating flexible array members unless the field itself is
27224 being declarared as the incomplete array.
27226 2009-02-06 Jan Hubicka <jh@suse.cz>
27228 PR tree-optimization/38844
27229 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27230 is already inlined.
27232 2009-02-06 Richard Guenther <rguenther@suse.de>
27234 PR middle-end/38977
27235 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27236 fork because we may expand it as __gcov_fork.
27238 2009-02-06 Nick Clifton <nickc@redhat.com>
27240 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27242 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27244 PR tree-optimization/35659
27245 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27246 vn_phi_eq): Shortcut if hashcode does not match.
27247 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27249 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27250 and avoid iterative_hash_expr.
27251 (FOR_EACH_VALUE_ID_IN_SET): New.
27252 (value_id_compare): Remove.
27253 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27254 sort expressions by value id.
27256 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27259 * config/sh/predicates.md (general_movsrc_operand): Don't check
27260 the subreg of system registers here.
27262 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27265 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27266 on the copied decl.
27268 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27270 PR rtl-optimization/39110
27271 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27272 addresses, not aligned ones.
27274 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27275 Richard Guenther <rguenther@suse.de>
27277 PR tree-optimization/39100
27278 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27279 comment says and add edges.
27281 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27284 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27285 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27287 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27289 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27290 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27291 register_bb_in_sese, new_sese, free_sese): Moved.
27292 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27293 outermost_loop_in_scop, build_scop_iteration_domain,
27294 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27295 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27296 Use loop_in_sese_p instead of loop_in_scop_p.
27297 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27298 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27299 (scopdet_basic_block_info): Fix bug in scop detection.
27300 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27301 eq_loop_to_cloog_loop): Remove.
27302 (nb_loops_around_loop_in_scop, nb_loop
27303 ref_nb_loops): Moved here...
27304 * graphite.h (ref_nb_loops): ... from here.
27305 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27306 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27307 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27309 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27310 Hans-Peter Nilsson <hp@axis.com>
27312 PR rtl-optimization/37889
27313 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27314 Move offset handling from PLUS to before the switch. Use new
27315 arguments when considering SYMBOL_REFs too.
27316 (rtx_addr_can_trap_p): Pass dummy offset and size.
27317 (enum may_trap_p_flags): Remove.
27318 (may_trap_p_1): Pass size from MEM_SIZE.
27320 PR rtl-optimization/38921
27321 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27322 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27323 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27324 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27326 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27328 AVX Programming Reference (January, 2009)
27329 * config/i386/sse.md (*vpclmulqdq): New.
27331 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27333 PR tree-optimization/38977
27334 PR gcov-profile/38292
27335 * calls.c (special_function_p): Disregard __builtin_ prefix.
27337 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27339 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27340 non-indexable addresses even before reload.
27342 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27345 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27346 as having variable size. Do not give an error for unnamed
27347 parameters with [*] declarators. Give a warning for type names
27348 with [*] declarators and mark them as variable size.
27349 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27350 for sizeof applied to [*] type names.
27352 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27355 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27357 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27359 * gcc.c (process_command): Update copyright notice dates.
27360 * gcov.c (print_version): Likewise.
27361 * gcov-dump.c (print_version): Likewise.
27362 * mips-tfile.c (main): Likewise.
27363 * mips-tdump.c (main): Likewise.
27365 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27368 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27369 for composite type involving a zero-length array type.
27371 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27374 * function.c (match_asm_constraints_1): Skip over
27375 initial optional % in the constraint.
27377 PR inline-asm/39059
27378 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27379 supported, don't accept FIXED_CSTs.
27380 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27381 and _Sat is used without _Fract/_Accum. Set specs->type to
27382 integer_type_node for cts_fract/cts_accum if fixed point is not
27385 2009-02-02 Catherine Moore <clm@codesourcery.com>
27387 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27389 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27391 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27392 (ABI_HAS_64BIT_SYMBOLS): Use it.
27393 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27395 2009-02-02 Paul Brook <paul@codesourcery.com>
27397 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27399 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27401 PR inline-asm/39058
27402 * recog.h (asm_operand_ok): Add constraints argument.
27403 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27404 recurse on matching constraint.
27405 (check_asm_operands): Pass constraints as 3rd argument to
27406 asm_operand_ok. Don't look up matching constraint here.
27407 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27410 2009-02-02 Ben Elliston <bje@au.ibm.com>
27412 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27413 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27415 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27417 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27418 information. Remove some obsolete information. Reorganize.
27420 * config/pa/fptr.c: Revert license to GPL 2.
27421 * config/pa/milli64.S: Likewise.
27423 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27426 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27427 LIBRARY name in, instead of hard-coding it.
27428 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27429 extra target make frag to tmake_files according to EH model.
27430 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27431 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27432 frags that define makefile variable EH_MODEL appropriately.
27433 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27434 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27435 to "-sjlj" according to type of EH configured.
27436 (LIBGCC_SONAME): Concatenate it to shared library base name.
27437 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27438 to "_sjlj" according to type of EH configured.
27439 (LIBGCC_SONAME): Concatenate it to shared library base name.
27440 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27441 (SHLIB_LINK): Add missing semicolon to if-else construct.
27442 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27443 string value of "pe_dll" command-line option.
27444 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27445 (SHLIB_SONAME): Use it when overriding t-cygming default.
27446 (SHLIB_IMPLIB): Override t-cygming default.
27447 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27448 string value of "pe_dll" command-line option.
27450 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27453 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27454 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27456 2009-01-31 Richard Guenther <rguenther@suse.de>
27458 PR tree-optimization/38937
27459 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27460 computing the transitive closure.
27462 2009-01-30 Richard Guenther <rguenther@suse.de>
27464 PR tree-optimization/39041
27465 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27466 Propagate variable indices only if the types match for this stmt.
27468 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27471 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27472 inline but never defined.
27474 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27476 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27477 (*insv_h_di_reg_extimm): New insn.
27478 (*insv_l<mode>_reg_extimm): New insn.
27480 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27482 * config/picochip/picochip.c (flag_conserve_stack): set
27483 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27484 fconserve-stack. Reduce call-overhead used by inliner.
27486 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27489 * common.opt (flag_conserve_stack): Initialised to zero.
27491 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27494 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27495 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27498 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27500 * ira-color.c (allocno_reload_assign): Update comments.
27501 * regmove.c (regmove_optimize): Likewise.
27505 2009-01-29 Robert Millan <rmh@aybabtu.com>
27507 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27508 * config/i386/kopensolaris-gnu.h: New file. Undefine
27509 `MD_UNWIND_SUPPORT'.
27510 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27512 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27514 PR tree-optimization/39007
27515 * tree-loop-distribution.c (generate_builtin): Use
27516 recompute_dominator to compute the immediate dominator of the
27517 basic block just after the loop.
27519 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27521 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27522 (ASM_OUTPUT_DWARF_PCREL): Define.
27524 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27526 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27527 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27528 global. Modify entries about regmove and IRA.
27530 * ra-conflict.c: Remove the file.
27532 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27534 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27535 (pass_regclass_init): Rename to pass_reginfo_init.
27537 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27539 * toplev.h (flag_ira): Remove.
27541 * caller-save.c (setup_save_areas): Remove flag_ira.
27543 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27545 * global.c: Remove the file.
27547 * opts.c (decode_options): Remove flag_ira.
27549 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27551 * regmove.c: Modify file description.
27552 (find_use_as_address, try_auto_increment): Define them only if
27553 AUTO_INC_DEC is defined.
27554 (replacement_quality, replace_in_call_usage, fixup_match_1,
27555 stable_and_no_regs_but_for_p): Remove.
27556 (reg_set_in_bb): Make it static.
27557 (regmove_optimize): Remove flag_ira and code which worked for
27560 * local-alloc.c: Remove the file.
27562 * common.opt (fira): Remove.
27564 * ira.c: Include except.h.
27565 (eliminable_regset): Move from global.c.
27566 (mark_elimination): Ditto. Remove flag_ira.
27567 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27568 equiv_mem_modified, validate_equiv_mem_from_store,
27569 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27570 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27571 no_equiv, recorded_label_ref): Move from local-alloc.c.
27572 (update_equiv_regs): Ditto. Make it static.
27573 (print_insn_chain, print_insn_chains): Move it from global.c.
27574 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27575 (build_insn_chain): Ditto. Make it static.
27576 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27577 Rename to init_live_subregs.
27578 (gate_ira): Remove flag_ira.
27580 * regclass.c: Rename reginfo.c. Change file description.
27581 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27582 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27583 (init_reg_sets_1): Remove code for evaluation of
27584 reg_class_superclasses and losing_caller_save_reg_set.
27585 (init_regs): Remove init_reg_autoinc.
27586 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27587 ok_for_base_p_nonstrict): Remove.
27588 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27589 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27590 corresponding entries.
27591 (dump_regclass, record_operand_costs, scan_one_insn,
27592 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27593 record_address_regs, auto_inc_dec_reg_p): Remove.
27594 (gt-regclass.h): Rename to gt-reginfo.h.
27596 * rtl.h (dump_global_regs, retry_global_alloc,
27597 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27599 * Makefile.in (RA_H): Remove.
27600 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27601 Rename regclass.o to reginfo.o.
27602 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27604 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27605 (GTFILES): Rename regclass.c to reginfo.c.
27607 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27608 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27610 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27611 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27613 (finish_spills): Ditto. Remove code for !flag_ira.
27615 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27617 PR middle-end/35854
27618 * doc/invoke.texi (rtl debug options): Complete rewrite.
27619 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27621 * mode-switching.c (pass_mode_switching): Rename pass from
27622 "mode-sw" to "mode_sw".
27623 * except.c (pass_convert_to_eh_ranges): Rename pass from
27624 "eh-ranges" to "eh_ranges".
27625 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27629 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27630 Alexander Monakov <amonakov@ispras.ru>
27632 PR middle-end/38857
27633 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27635 (move_exprs_to_boundary): Change return type and pass through
27636 should_move from move_op. Relax assert. Update usage ...
27637 (schedule_expr_on_boundary): ... here. Use should_move instead of
27639 (move_op_orig_expr_found): Indicate that insn was disconnected from
27641 (code_motion_process_successors): Do not call after_merge_succs
27642 callback if original expression was not found when traversing any of
27644 (code_motion_path_driver): Change return type. Update prototype.
27645 (move_op): Update comment. Add a new parameter (should_move). Update
27646 prototype. Set *should_move based on indication provided by
27647 move_op_orig_expr_found.
27649 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27651 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27652 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27653 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27654 * config/rs6000/rs6000.c (rs6000_override_options): Default
27655 avoid-indexed-addresses on for Power6, off for everything else.
27656 (avoiding_indexed_address_p): New function.
27657 (rs6000_legitimize_address): Use it.
27658 (rs6000_legitimate_address): Likewise.
27659 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27661 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27663 PR tree-optimization/38997
27664 * tree-loop-distribution.c (generate_memset_zero): Use
27665 POINTER_PLUS_EXPR for a pointer addition.
27667 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27669 * config/s390/s390.md (bswap<mode>2): New pattern added.
27671 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27673 * config/s390/s390.md (*tls_load_31): Added type attribute.
27675 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27677 * config/s390/s390.md: Fix a few comments.
27679 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27681 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27682 (*tm<mode>_full): Fixed z10prop attribute.
27683 (*tst<mode>_extimm): Fixed z10prop attribute.
27684 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27685 (*tstqiCCT_cconly): Fixed z10prop attribute.
27686 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27687 (*movsi_larl): Fixed z10prop attribute.
27688 (*movsi_zarch): Fixed z10prop attribute.
27689 (*movsi_eas): Fixed z10prop attribute.
27690 (*movhi): Fixed z10prop attribute.
27691 (*movqi): Fixed z10prop attribute.
27692 (*movstrictqi): Fixed z10prop attribute.
27693 (*mov<mode>): Fixed z10prop attribute.
27694 (*movcc): Fixed z10prop attribute.
27695 (*sethighpartdi_64): Fixed z10prop attribute.
27696 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27697 (*negdi2_sign_cc): Fixed z10prop attribute.
27698 (*negdi2_sign): Fixed z10prop attribute.
27699 (*absdi2_sign_cc): Fixed z10prop attribute.
27700 (*absdi2_sign): Fixed z10prop attribute.
27701 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27702 (*negabsdi2_sign): Fixed z10prop attribute.
27703 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27704 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27705 (doloop_si64): Fixed z10prop attribute.
27706 (doloop_si31): Fixed z10prop attribute.
27707 (doloop_long): Fixed z10prop attribute.
27708 (indirect_jump): Fixed z10prop attribute.
27709 (nop): Fixed z10prop attribute.
27710 (main_base_64): Fixed z10prop attribute.
27711 (reload_base_64): Fixed z10prop attribute.
27713 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27715 PR rtl-optimization/38740
27716 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27718 * config/mips/mips.c (mips_reorg): Likewise.
27720 2009-01-28 Richard Guenther <rguenther@suse.de>
27722 PR tree-optimization/38926
27723 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27724 with the correct value id to a value.
27725 (do_regular_insertion): Use the value number of edoubleprime
27726 for the value number of the expr.
27729 2008-08-21 Richard Guenther <rguenther@suse.de>
27731 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27732 a PHI ask VN if it is already available.
27733 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27734 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27736 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27738 PR middle-end/38934
27739 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27740 set to varying whenever max has TREE_OVERFLOW set, similarly
27741 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27743 2009-01-28 Richard Guenther <rguenther@suse.de>
27745 PR middle-end/38908
27746 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27747 uninitialized aggregate uses in call arguments.
27749 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27751 PR tree-optimization/38984
27752 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27753 the nothing_id variable if -fno-delete-null-pointer-checks.
27755 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27758 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27759 (set_got_offset_rex64): Ditto.
27761 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27764 * doc/extend.texi: Improve local variable with asm reg.
27766 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27768 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27769 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27770 was not supplied then set warn_packed_bitfield_compat to the
27771 default value of 1.
27772 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27775 2009-01-27 Richard Guenther <rguenther@suse.de>
27777 PR tree-optimization/38503
27778 * cfgexpand.c (expand_gimple_basic_block): Ignore
27779 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27780 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27781 variables that cannot have TBAA applied.
27782 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27785 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27787 PR middle-end/38969
27788 * calls.c (initialize_argument_information): Do not wrap complex
27789 arguments in SAVE_EXPR.
27791 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27793 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27794 (INSTALL_LIBGCC): Revert typo commit.
27796 2009-01-26 Richard Guenther <rguenther@suse.de>
27798 PR tree-optimization/38745
27799 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27800 from special handling.
27802 2009-01-26 Richard Guenther <rguenther@suse.de>
27804 PR tree-optimization/38745
27805 * tree-ssa.c (execute_update_addresses_taken): Do not include
27806 variables that cannot possibly be a register in not_reg_needs.
27807 Do not clear TREE_ADDRESSABLE on vars that may not become
27809 * tree-ssa.c (update_alias_info_1): Include those in the set
27810 of addressable vars.
27812 2009-01-26 Richard Guenther <rguenther@suse.de>
27814 PR middle-end/38851
27815 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27816 * tree-ssa-dse.c: Include langhooks.h
27817 (execute_simple_dse): Remove stores with zero size.
27819 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27822 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27825 2009-01-24 Julian Brown <julian@codesourcery.com>
27827 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27828 config/arm/linux-atomic.c.
27829 * config/arm/linux-atomic.c: New.
27831 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27833 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27834 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27835 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27837 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27840 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27843 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27845 PR tree-optimization/38953
27846 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27847 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27848 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27849 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27852 2009-01-24 Paul Brook <paul@codesourcery.com>
27854 * config/arm/neon.md (neon_type): Move to arm.md.
27855 (neon_mov<VSTRUCT>): Add neon_type attribute.
27856 * config/arm/arm.md (neon_type): Move to here.
27857 (conds): Add "unconditioal" and use as default for NEON insns.
27859 2009-01-24 Ben Elliston <bje@au.ibm.com>
27861 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27862 void *' warning from -Wc++-compat.
27863 * Makefile.in (dominance.o-warn): Remove.
27865 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27867 PR tree-optimization/38932
27868 * fold-const.c (fold_unary_ignore_overflow): New.
27869 * tree.h (fold_unary_ignore_overflow): Declare.
27870 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27871 * tree-ssa-sccvn.c (visit_reference_op_load,
27872 simplify_unary_expression): Likewise.
27874 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27876 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27877 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27878 regardless of their type.
27879 * c-common.c (handle_packed_attribute): Don't ignore packed on
27881 * c.opt (Wpacked-bitfield-compat): New warning option.
27882 * stor-layout.c (place_field): Warn if offset of a field changed.
27883 * doc/extend.texi (packed): Mention the ABI change.
27884 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27885 (Warning Options): Add it to the list.
27887 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27889 * c-opts.c (c_common_post_options): Fix a typo in comments.
27891 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27893 PR middle-end/38615
27894 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27895 variables to static.
27896 * doc/invoke.texi (-fmerge-all-constants): Update description.
27898 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27901 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27902 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27904 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27906 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27908 (LOCAL_ALIGNMENT): Similarly.
27910 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27911 Joseph Myers <joseph@codesourcery.com>
27913 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27914 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27915 * config/arm/arm-tune.md: Regenerate.
27916 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27919 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27921 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27922 version number to five.
27924 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27927 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27928 * c-common.c (set_underlying_type): Likewise.
27929 (is_typedef_decl ): Likewise
27931 (set_underlying_type): Likewise.
27932 (is_typedef_type): Likewise.
27934 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27936 PR middle-end/38587
27937 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27940 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27943 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27944 (LIBGCC_SPEC): Don't define.
27945 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27947 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27949 PR rtl-optimization/38879
27950 * alias.c (base_alias_check): Unaligned access via AND address can
27951 alias all surrounding object types except those with sizes equal
27952 or wider than the size of unaligned access.
27954 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27957 * c-decl.c (clone_underlying_type): Move this ...
27958 * c-common.c (set_underlying_type): ... here.
27959 Also, make sure the function properly sets TYPE_STUB_DECL() on
27960 the newly created typedef variant type.
27961 (is_typedef_decl ): New entry point.
27962 * tree.h: Added a new member member_types_needing_access_check to
27963 struct tree_decl_non_common.
27964 (set_underlying_type): New entry point.
27965 (is_typedef_type): Likewise.
27967 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27969 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27970 Check whether two instructions have memory references that
27971 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27972 are helper functions for traversing.
27973 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27974 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27975 not to draw dependency edge for instructions with non-conflicting
27978 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27981 * longlong.h: Update copyright years. Use soft-fp license notice.
27982 Sync __clz_tab declaration with glibc.
27984 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27987 * doc/extend.texi (syscall_linkage): New.
27988 (version_id): Modify.
27990 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27991 Richard Guenther <rguenther@suse.de>
27993 PR tree-optimization/38747
27994 PR tree-optimization/38748
27995 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27996 conversion if the base address is an indirect reference and the
27997 aliasing sets could cause issues.
27999 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28001 * common.opt (fgraphite, fgraphite-identity): Add comment for
28002 explaining why these options are not documented.
28004 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28006 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28007 gimple_call_lhs is NULL.
28009 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28012 * emit-rtl.c (adjust_address_1): Make sure memref is never
28015 2009-01-20 Ben Elliston <bje@au.ibm.com>
28017 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28018 const qualifier from arg parameter. Remove unnecessary cast to char *.
28019 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28020 const qualifier from arg 2.
28022 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28024 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28026 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28029 * rtl.h (reinit_regs): New prototype.
28030 * regclass.c: Include ira.h.
28031 (reinit_regs): New.
28032 * Makefile.in (regclass.o): Add ira.h.
28033 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28035 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28038 * c-common.c (handle_aligned_attribute): Use
28039 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28040 default alignment value.
28042 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28044 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28045 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28047 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28048 __BIGGEST_ALIGNMENT__.
28050 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28052 2009-01-18 Richard Guenther <rguenther@suse.de>
28054 PR tree-optimization/38819
28055 * tree-flow.h (operation_could_trap_helper_p): Declare.
28056 * tree-eh.c (operation_could_trap_helper_p): Export.
28057 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28058 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28059 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28060 are about to insert a possibly trapping instruction and fail
28063 2009-01-18 Andreas Schwab <schwab@suse.de>
28065 * doc/install.texi (Configuration): Remove obsolete paragraph
28066 about use of --with-gnu-ld with --with-gnu-as.
28068 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28070 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28071 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28072 Follow spelling conventions.
28074 2009-01-18 Ben Elliston <bje@au.ibm.com>
28076 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28077 C++ warning about implicit conversion from void * to struct
28079 (bitmap_obstack_free): Likewise for bitmap_element *.
28080 * Makefile.in (bitmap.o-warn): Remove.
28082 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28084 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28086 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28087 Tobias Grosser <tobi.grosser@amd.com>
28089 * graphite.c (graphite_trans_scop_block): Do not block single
28092 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28094 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28095 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28096 test with assertion.
28098 2009-01-16 Richard Guenther <rguenther@suse.de>
28100 PR tree-optimization/38835
28101 PR middle-end/36227
28102 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28103 and INT + PTR -> (INT)(PTR p+ INT) folding.
28104 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28106 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28109 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28110 the subreg from a lowpart subreg if it is also casting the value.
28112 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28113 Tobias Grosser <tobi.grosser@amd.com>
28115 * graphite.c (compare_prefix_loops): New.
28116 (build_scop_canonical_schedules): Rewritten.
28117 (graphite_transform_loops): Move build_scop_canonical_schedules
28118 after build_scop_iteration_domain.
28120 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28121 Tobias Grosser <tobi.grosser@amd.com>
28123 * graphite.c (add_conditions_to_domain): Add the loops to
28124 the dimension of the iteration domain. Do copy the domain
28125 only when it exists.
28126 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28127 (add_conditions_to_constraints): New.
28128 (can_generate_code_stmt, can_generate_code): Removed.
28129 (gloog): Do not call can_generate_code.
28130 (graphite_transform_loops): Call add_conditions_to_constraints
28131 after building the iteration domain.
28133 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28135 PR tree-optimization/38789
28136 * tree-ssa-threadedge.c
28137 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28138 __builtin_constant_p.
28140 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28142 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28143 examined before deleting them.
28145 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28147 * function.c (aggregate_value_p): Correctly extract the function
28148 type from CALL_EXPR_FN lookup.
28150 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28152 * config/picochip/picochip.c (picochip_override_options): Revert
28153 CFI asm flag disable commited previously.
28155 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28156 Tobias Grosser <tobi.grosser@amd.com>
28157 Jan Sjodin <jan.sjodin@amd.com>
28159 * graphite.c (scan_tree_for_params): On substractions negate
28160 all the coefficients of the term.
28161 (clast_to_gcc_expression_red): New. Handle reduction expressions
28162 of more than two operands.
28163 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28164 (get_vdef_before_scop): Handle also the case of default definitions.
28166 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28168 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28169 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28170 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28172 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28173 Joey Ye <joey.ye@intel.com>
28175 PR middle-end/37843
28176 * cfgexpand.c (expand_stack_alignment): Don't update stack
28177 boundary nor check incoming stack boundary here.
28178 (gimple_expand_cfg): Update stack boundary and check incoming
28179 stack boundary here.
28181 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28183 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28185 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28187 PR rtl-optimization/38245
28188 * calls.c (expand_call): Add stack arguments to
28189 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28190 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28191 in regs and partially in memory or BLKmode arguments.
28192 (emit_library_call_value_1): Add stack arguments to
28193 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28194 ACCUMULATE_OUTGOING_ARGS).
28195 * dce.c: Include tm_p.h.
28196 (find_call_stack_args): New function.
28197 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28199 (mark_insn): Call find_call_stack_args for CALL_Ps.
28200 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28201 forwards. Allocate and free arg_stores bitmap if needed, pass it
28202 down to deletable_insn_p, don't mark stores set in arg_stores
28203 bitmap, clear the bitmap at the beginning of each bb.
28204 * Makefile.in (dce.o): Depend on $(TM_P_H).
28206 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28209 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28210 to make sure the insn is a conditional test (bug 22599). Reformat a
28213 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28215 PR middle-end/38431
28216 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28217 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28218 (gloog): Do not call cleanup_tree_cfg.
28219 (graphite_transform_loops): Call cleanup_tree_cfg after all
28220 scops have been code generated.
28222 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28223 * doc/gty.texi (Invoking the garbage collector): Added new node
28224 and section documenting ggc_collect.
28226 2009-01-14 Richard Guenther <rguenther@suse.de>
28228 PR tree-optimization/38826
28229 PR middle-end/38477
28230 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28231 initialization notes only if we actually emitted a warning.
28232 (intra_create_variable_infos): Add constraints for a result decl
28233 that is passed by hidden reference.
28234 (build_pred_graph): Mark all related variables non-direct on
28237 2009-01-14 Nick Clifton <nickc@redhat.com>
28239 * ira-conflicts.c: Include addresses.h for the definition of
28241 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28242 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28244 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28247 * Makefile.in (ira-lives.o): Add except.h.
28249 * ira-lives.c: Include except.h.
28250 (process_bb_node_lives): Process can_throw_internal.
28252 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28254 PR rtl-optimization/38774
28255 * combine.c (simplify_set): When undoing cc_use change, don't do
28256 PUT_CODE on the newly created comparison, but instead put back the
28259 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28261 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28262 values. Remove duplicate arm8 entry.
28264 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28266 PR tree-optimization/38786
28267 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28268 the SSA_NAME case of expand_scalar_variables_expr.
28269 Set the type of an expression to the type of its assign statement.
28270 (expand_scalar_variables_expr): Also gather the scalar computation
28271 used to index the memory access. Do not pass loop_p.
28272 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28273 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28274 the gimple_stmt_iterator where it inserts new code.
28275 Do not pass loop_p.
28276 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28277 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28279 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28281 * graphite.h (debug_value): Removed.
28282 * graphite.c (debug_value): Removed.
28284 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28286 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28287 ldrd/strd with two 32-bit instructions.
28289 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28291 * config/arm/arm.c (struct processors): Pass for speed down into
28292 cost helper functions.
28293 (const_ok_for_op): Handle COMPARE and inequality nodes.
28294 (arm_rtx_costs_1): Rewrite.
28295 (arm_size_rtx_costs): Update prototype.
28296 (arm_rtx_costs): Pass speed down to helper functions.
28297 (arm_slowmul_rtx_costs): Rework cost calculations.
28298 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28299 (arm_9e_rtx_costs): Likewise.
28301 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28303 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28304 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28305 (alpha_legitimize_address): Do not split local symbols wider than
28306 UNITS_PER_WORD into HIGH/LO_SUM parts.
28308 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28311 * gcc.c (process_command): Replace call to execvp with calls
28312 to pex_one and exit.
28314 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28317 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28318 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28319 variant for devices with 3-byte PC.
28320 (__tablejump_elpm__): New.
28322 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28325 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28326 offsetof member-designator, handle it as `[0].'.
28328 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28330 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28331 function when not using named sections on targets with named sections
28332 if branch distance is less than 262132.
28334 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28336 * combine.c (combine_instructions): Recompute
28337 optimize_this_for_speed_p for each BB in the main combine loop.
28339 2009-01-12 Tomas Bily <tbily@suse.cz>
28342 * tree-loop-distribution.c (prop_phis): New function.
28343 (generate_builtin): Call prop_phis.
28345 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28347 PR tree-optimization/38807
28348 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28349 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28351 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28353 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28354 subreg of op0 to the original op0.
28356 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28358 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28360 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28363 * mips-tfile.c (parse_def): Fix parsing of def strings
28364 starting with digits.
28366 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28369 * config/arm/arm.c (arm_is_long_call_p): Don't call
28370 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28372 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28374 * regrename.c (regrename_optimize): Fix dumping.
28375 (find_oldest_value_reg): Preserve REG_POINTER.
28376 (copy_hardreg_forward_1): Likewise.
28378 2009-01-09 Diego Novillo <dnovillo@google.com>
28380 * gimple.h (struct gimple_statement_base) <uid>: Document
28381 the restrictions on its use.
28382 (gimple_uid): Tidy.
28383 (gimple_set_uid): Tidy.
28385 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28387 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28388 zero guard even if align_bytes != 0 and count is smaller than
28391 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28393 PR rtl-optimization/38495
28394 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28395 (add_range_and_copies_from_move_list): Print all added ranges.
28396 Add ranges to memory optimized destination.
28398 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28402 * config/i386/i386.c (override_options): Reject
28403 -mstringop-strategy=rep_8byte with -m32.
28404 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28405 to 1. Do count comparison against epilogue_size_needed at compile
28406 time even when count_exp was constant forced into register. For
28407 size_needed don't jump to epilogue, instead just avoid aligning
28408 and invoke the body algorithm. If need_zero_guard, add zero guard
28409 even if count is non-zero, but smaller than size_needed + number of
28410 bytes that could be stored for alignment.
28411 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28412 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28413 but smaller than size_needed + number of bytes that could be stored
28414 for alignment. Compare size_needed with epilogue_size_needed instead
28415 of desired_align - align, don't adjust size_needed, pass
28416 epilogue_size_needed to the epilogue expanders.
28419 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28421 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28423 * pa.c (last_address): Change to unsigned.
28424 (update_total_code_bytes): Change argument to unsigned. Don't
28425 check if insn addresses are set.
28426 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28427 addresses are not set.
28428 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28430 2009-01-09 Nick Clifton <nickc@redhat.com>
28432 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28433 DECL_DECLARED_INLINE_P.
28435 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28437 PR middle-end/38347
28438 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28439 GET_MODE (op0) in operand_subword_force calls.
28441 PR middle-end/38771
28442 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28443 fold_convert arg0 operands to TREE_TYPE (op0) first.
28445 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28447 * params.def (ira-max-conflict-table-size): Decrease default value
28450 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28452 PR tree-optimization/37031
28453 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28455 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28456 allocate it using gc instead of heap, use VEC_quick_push instead of
28458 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28459 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28460 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28461 allocated vector from heap allocated.
28462 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28463 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28464 vector only after perfect_loop_nest_depth call.
28466 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28467 Jan Sjodin <jan.sjodin@amd.com>
28469 PR tree-optimization/38559
28470 * graphite.c (debug_value, copy_constraint,
28471 swap_constraint_variables, scale_constraint_variable, ): New.
28472 (get_lower_bound, get_upper_bound): Removed.
28473 (graphite_trans_bb_strip_mine): Clean up this code that works
28474 only for constant number of iterations. Fully copy upper and
28475 lower bound constraints, not only the constant part of them.
28476 * graphite.h (debug_value): Declared.
28478 2009-01-08 Ira Rosen <irar@il.ibm.com>
28480 PR tree-optimization/37194
28481 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28482 Don't add the cost of cost model guard in prologue to scalar
28483 outside cost in case of known number of iterations.
28485 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28486 Alan Modra <amodra@bigpond.net.au>
28488 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28489 non-word-aligned REG+CONST addressing.
28491 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28494 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28495 free_after_compilation when outputting a thunk.
28496 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28497 Do not call free_after_compilation here.
28499 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28501 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28502 (ix86_valid_target_attribute_inner_p): Ditto.
28504 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28506 PR tree-optimization/38492
28507 PR tree-optimization/38498
28508 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28509 * tree-chrec.h (scev_is_linear_expression): Declared.
28510 * graphite.c (graphite_cannot_represent_loop_niter): New.
28511 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28512 (graphite_loop_normal_form): Use gcc_assert.
28513 (scan_tree_for_params): Use CASE_CONVERT.
28514 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28515 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28516 Use gcc_assert. Discard scops that contain unhandled cases.
28517 (build_scop_conditions): Return a boolean status for unhandled cases.
28518 (strip_mine_profitable_p): Print the loop number, not its depth.
28519 (is_interchange_valid): Pass the depth of the loop nest, don't
28520 recompute it wrongly.
28521 (graphite_trans_bb_block): Same.
28522 (graphite_trans_bb_block): Print tentative of loop blocking.
28523 (graphite_trans_scop_block): Do not print that the loop has been
28525 (graphite_transform_loops): Do not handle scops that contain condition
28528 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28530 AVX Programming Reference (December, 2008)
28531 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28532 (_mm256_stream_pd): Likewise.
28533 (_mm256_stream_ps): Likewise.
28535 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28536 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28537 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28538 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28539 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28540 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28541 (ix86_expand_special_args_builtin): Likewise.
28543 * config/i386/sse.md (AVXMODEDI): New.
28544 (avx_movnt<mode>): Likewise.
28545 (avx_movnt<mode>): Likewise.
28546 (<sse>_movnt<mode>): Remove AVX support.
28547 (sse2_movntv2di): Likewise.
28549 2009-01-07 Richard Guenther <rguenther@suse.de>
28551 PR middle-end/38751
28552 * fold-const.c (extract_muldiv): Remove obsolete comment.
28553 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28554 to PLUS_EXPR canonicalization for the canonicalization.
28556 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28558 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28559 hosted cross-compilers generating less efficient code.
28561 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28563 * function.h (rtl_data): Add a dbr_scheduled_p field.
28564 * reorg.c (dbr_schedule): Set it.
28565 (gate_handle_delay_slots): Check it.
28566 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28567 (mips_reorg): Check flag_delayed_branch instead of
28568 mips_base_delayed_branch.
28569 (mips_override_options): Don't set mips_base_delayed_branch
28570 or flag_delayed_branch.
28572 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28574 PR rtl-optimization/38426.
28575 * ira.c (ira): Set current_function_is_leaf earlier.
28577 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28579 PR rtl-optimization/38722
28580 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28581 too early, only set a flag and modify after last possible
28584 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28587 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28588 * real.c (decimal_single_format): Correct values of emin and emax.
28589 (decimal_double_format): Ditto.
28590 (decimal_quad_format): Ditto.
28591 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28592 computation of DECnn_MIN and DECnn_MAX for corrected values of
28593 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28594 __DECnn_MIN__, and adjust its computation for the corrected value
28597 2009-01-06 Jan Hubicka <jh@suse.cz>
28600 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28602 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28604 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28605 Add Robert Clark to the list of testers.
28607 2009-01-06 Jan Hubicka <jh@suse.cz>
28608 Kai Tietz <kai.tietz@onevision.com>
28610 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28611 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28613 2009-01-06 Jan Hubicka <jh@suse.cz>
28614 Kai Tietz <kai.tietz@onevision.com>
28616 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28618 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28619 (ix86_nsaved_regs): Count only general purpose regs.
28620 (ix86_nsaved_sseregs): New.
28621 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28622 to 16 for w64; compute padding and size of sse reg save area.
28623 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28624 general purpose regs.
28625 (ix86_emit_save_sse_regs_using_mov): New.
28626 (ix86_expand_prologue): Save SSE regs if needed.
28627 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28628 (ix86_emit_restore_sse_regs_using_mov): New.
28629 (ix86_expand_epilogue): Save SSE regs if needed.
28631 2009-01-06 Jan Hubicka <jh@suse.cz>
28632 Kai Tietz <kai.tietz@onevision.com>
28634 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28635 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28636 functions when accumulate outgoing args is off.
28638 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28641 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28642 before using pseudos_have_intersected_live_ranges_p.
28644 * ira-int.h (ira_assert): Always define.
28646 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28648 AVX Programming Reference (December, 2008)
28649 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28650 (_mm256_permute2_pd): Likewise.
28651 (_mm_permute2_ps): Likewise.
28652 (_mm256_permute2_ps): Likewise.
28653 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28654 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28656 * config/i386/i386.c (ix86_builtins): Remove
28657 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28658 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28659 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28660 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28661 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28662 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28663 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28664 __builtin_ia32_vpermil2ps256.
28665 (ix86_init_mmx_sse_builtins): Updated.
28666 (ix86_expand_args_builtin): Likewise.
28668 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28670 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28671 long absolute calls when generating PA 2.0 code.
28673 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28675 PR rtl-optimization/38583
28676 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28678 * params.def (ira-max-conflict-table-size): New.
28680 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28682 * ira.h (ira_conflicts_p): New external definition.
28684 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28685 table. Report this. Return result of building.
28686 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28687 building conflict table.
28689 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28690 (ira_color): Use ira_conflicts_p.
28692 * global.c: Include ira.h.
28693 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28696 * Makefile.in (global.o): Add ira.h.
28698 * ira-build.c (mark_all_loops_for_removal,
28699 propagate_some_info_from_allocno): New.
28700 (remove_unnecessary_allocnos): Call
28701 propagate_some_info_from_allocno.
28702 (remove_low_level_allocnos): New.
28703 (remove_unnecessary_regions): Add parameter. Call
28704 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28705 parameter to remove_unnecessary_regions.
28706 (ira_build): Remove all regions but root if the conflict table was
28707 not built. Update conflict hard regs for allocnos crossing calls.
28709 * ira.c (ira_conflicts_p): New global.
28710 (ira): Define and use ira_conflicts_p.
28712 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28713 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28714 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28716 2009-01-06 Ben Elliston <bje@au.ibm.com>
28718 * gengtype-lex.l (YY_NO_INPUT): Define.
28720 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28723 * c-common.c (handle_vector_size_attribute): Also reject
28724 BOOLEAN_TYPE types.
28726 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28728 PR tree-optimization/38492
28729 * graphite.c (rename_map_elt, debug_rename_elt,
28730 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28731 rename_map_elt_info, eq_rename_map_elts,
28732 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28733 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28734 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28735 (sese_build_livein_liveouts): New.
28736 (new_sese, free_sese): New.
28737 (new_scop): Call new_sese.
28738 (free_scop): Call free_sese.
28739 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28740 (register_old_new_names): Renamed register_old_and_new_names.
28741 (register_scop_liveout_renames, add_loop_exit_phis,
28742 insert_loop_close_phis, struct igp,
28743 default_liveout_before_guard, add_guard_exit_phis,
28744 insert_guard_phis, copy_renames): New.
28745 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28746 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28747 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28748 (scop_adjust_phis_for_liveouts): New.
28749 (gloog): Call scop_adjust_phis_for_liveouts.
28751 * graphite.h (struct sese): Documented. Added fields liveout,
28752 num_ver and livein.
28753 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28754 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28755 (struct scop): Added field liveout_renames.
28756 (SCOP_LIVEOUT_RENAMES): New.
28758 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28760 PR tree-optimization/38510
28761 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28762 (translate_clast): Call recompute_all_dominators before
28764 (gloog): Call recompute_all_dominators before graphite_verify.
28766 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28767 Jan Sjodin <jan.sjodin@amd.com>
28769 PR tree-optimization/38500
28770 * graphite.c (create_sese_edges): Call fix_loop_structure after
28773 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28775 * config.gcc: Add m32r*-*-rtems*.
28776 * config/m32r/rtems.h: New file.
28778 2009-01-05 Ben Elliston <bje@au.ibm.com>
28780 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28781 (.po.pox): Likewise.
28782 (po/gcc.pot): Likewise.
28784 2009-01-04 David S. Miller <davem@davemloft.net>
28786 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28787 (STARTING_FRAME_OFFSET): Always set to zero.
28789 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28791 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28792 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28793 fixed-point types, and vectors of the same.
28795 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28797 * config/mips/sync.md (*mb_barrier): Rename to...
28798 (*memory_barrier): ...this.
28800 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28802 * doc/extend.texi (Function Attributes): Move @cindex after @item
28803 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28804 and put in alphabetical order. Fix 'target' name and put in order.
28805 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28808 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28810 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28811 (memory_barrier): Expand as unspec instead of unspec_volatile.
28812 Remove mem:BLK from insn operands. Use Pmode scratch register.
28813 (*memory_barrier): Define as unspec instead of unspec_volatile.
28814 Use (match_dup 0) as input operand.
28816 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28817 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28818 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28819 scratch register. Remove operand 1.
28820 (*stbar): Define as unspec instead of unspec_volatile.
28821 Use (match_dup 0) as input operand, remove (const_int 8).
28822 (*membar): Define as unspec instead of unspec_volatile.
28823 Use (match_dup 0) as input operand, remove input operand 2.
28825 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28826 (memory_barrier): Expand as unspec instead of unspec_volatile.
28827 Remove mem:BLK from insn operands. Use Pmode scratch register.
28828 (*memory_barrier): Define as unspec instead of unspec_volatile.
28829 Use (match_dup 0) as input operand.
28831 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28832 Remove mem:BLK from insn operands. Use Pmode scratch register.
28833 Set volatile flag on operand 0.
28834 (*memory_barrier): New insn pattern.
28836 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28838 (*memory_barrier): Use (match_dup 0) as input operand.
28840 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28841 Remove mem:BLK from insn operands. Use Pmode scratch register.
28842 Set volatile flag on operand 0.
28843 (*mb_internal): New insn pattern.
28845 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28847 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28849 PR middle-end/38586
28850 * function.c (struct temp_slot): Move to the section of the file
28851 that deals with temp slots. Remove field 'address'.
28852 (temp_slot_address_table): New hash table of address -> temp slot.
28853 (struct temp_slot_address_entry): New struct, items for the table.
28854 (temp_slot_address_compute_hash, temp_slot_address_hash,
28855 temp_slot_address_eq, insert_temp_slot_address): Support functions
28857 (find_temp_slot_from_address): Rewrite to use the new hash table.
28858 (remove_unused_temp_slot_addresses): Remove addresses of temp
28859 slots that have been made available.
28860 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28861 worker function for remove_unused_temp_slot_addresses.
28862 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28863 Add the temp slot address to the address -> temp slot map.
28864 (update_temp_slot_address): Update via insert_temp_slot_address.
28865 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28866 (pop_temp_slots): Likewise.
28867 (init_temp_slots): Allocate the address -> temp slot map, or empty
28868 the map if it is already allocated.
28869 (prepare_function_start): Initialize temp slot processing.
28871 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28873 PR middle-end/38584
28874 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28875 Calculate the size of all stack vars assuming no packing of stack
28876 vars will happen, replacing a quadratic algorithm with a linear one.
28878 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28881 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28884 2009-01-03 Diego Novillo <dnovillo@google.com>
28886 * doc/contrib.texi: Update contributions.
28888 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28891 * builtins.c (fold_builtin_memory_op): Give up if either operand
28892 is volatile. Set srctype or desttype to non-qualified version
28896 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28897 and FUNCTION_DECLs.
28899 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28901 PR rtl-optimization/35805
28902 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28903 problem if fast dce is able to remove any instructions.
28904 * dce.c (dce_process_block): Fix dump message.
28906 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28909 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28911 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28913 PR middle-end/38690
28914 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28915 * tree-pretty-print.c (op_code_prio): New function.
28916 (op_prio): No longer static. Use op_code_prio.
28917 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28918 Use op_prio and op_code_prio to determine if () should be
28919 printed around operand(s) or not.
28921 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28922 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28923 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28924 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28925 pp_character instead of pp_string for single letter printing.
28927 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28929 * doc/extend.texi: Fix '#pragma GCC option' typo.
28931 2009-01-02 Richard Guenther <rguenther@suse.de>
28933 * doc/install.texi (--enable-checking): Mention different
28934 default for stage1.
28935 (--enable-stage1-checking): Document.
28937 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28939 PR middle-end/30142
28940 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28941 case to be an error.
28943 2009-01-02 Ben Elliston <bje@au.ibm.com>
28945 * config/fp-bit.h (pack_d): Constify argument.
28946 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28947 (isnan): Constify argument.
28949 (iszero): Likewise.
28950 (pack_d): Likewise.
28951 (_fpadd_parts): Constify return type.
28952 (_fpmul_parts): Likewise.
28953 (_fpdiv_parts): Likewise.
28955 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28958 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28959 warn about overwriting initializer with side-effects or
28960 -Woverride-init if !IMPLICIT.
28961 (output_init_element): Likewise. Pass IMPLICIT down to
28963 (process_init_element): Add IMPLICIT argument. Pass it down
28964 to output_init_element.
28965 (push_init_element, pop_init_level, set_designator): Adjust
28966 process_init_element callers.
28967 (set_nonincremental_init, set_nonincremental_init_from_string):
28968 Adjust add_pending_init callers.
28969 (output_pending_init_elements): Adjust output_init_element callers.
28970 * c-tree.h (process_init_element): Adjust prototype.
28971 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28972 process_init_element callers.
28975 Copyright (C) 2009 Free Software Foundation, Inc.
28977 Copying and distribution of this file, with or without modification,
28978 are permitted in any medium without royalty provided the copyright
28979 notice and this notice are preserved.