1 2009-10-14 Richard Guenther <rguenther@suse.de>
3 * gimple.c (gtc_ob): New global.
4 (struct type_pair_d): Replace pointers with type UIDs.
5 (type_pair_hash): Adjust.
6 (type_pair_eq): Likewise.
7 (lookup_type_pair): Likewise. Allocate from an obstack.
8 (gimple_force_type_merge): Adjust.
9 (gimple_types_compatible_p): Likewise.
10 (free_gimple_type_tables): Free the obstack.
12 2009-10-14 Jakub Jelinek <jakub@redhat.com>
14 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
15 stmts setting DEBUG_EXPR_DECLs.
17 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
18 Don't crash if mode1 is VOIDmode.
20 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
22 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
23 * params.h (IRA_LOOP_RESERVED_REGS): New
24 * tree-pass.h (pass_subregs_of_mode_init,
25 pass_subregs_of_mode_finish): Remove.
26 * passes.c (pass_subregs_of_mode_init,
27 pass_subregs_of_mode_finish): Remove.
28 (pass_reginfo_init): Move before loop optimizations.
29 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
30 * common.opt (fira-loop-pressure): New.
31 * toplev.h (flag_ira_loop_pressure): New.
32 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
34 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
35 Make external and void type functions.
36 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
37 pass_subregs_of_mode_finish): Remove.
38 * ira-costs.c (init_costs): Call init_subregs_of_mode.
39 * regmove.c: Include ira.h.
40 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
41 register pressure calculation in loops.
42 * loop-invariant.c: Include REGS_H and ira.h.
43 (struct loop_data): New members max_reg_pressure, regs_ref, and
45 (struct invariant): New member orig_regno.
46 (curr_loop): New variable.
47 (find_exits): Initialize regs_ref and regs_live.
48 (create_new_invariant): Initialize orig_regno.
49 (get_cover_class_and_nregs): New.
50 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
51 array. Add code for flag_ira_loop_pressure.
52 (gain_for_invariant): Make new_regs an array. Add code for
53 flag_ira_loop_pressure.
54 (best_gain_for_invariant): Ditto.
55 (set_move_mark): New parameter gain. Use it for debugging output.
56 (find_invariants_to_move): Make regs_needed and new_regs an array.
57 Add code for flag_ira_loop_pressure.
58 (move_invariant_reg): Set up orig_regno.
59 (move_invariants): Set up reg classes for pseudos for
60 flag_ira_loop_pressure.
61 (free_loop_data): Clear regs_ref and regs_live.
62 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
63 get_regno_cover_class, change_pressure, mark_regno_live,
64 mark_regno_death, mark_reg_store, mark_reg_clobber,
65 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
66 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
67 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
68 register pressure calculation in loops if new regs were added.
69 Call finish_subregs_of_mode.
70 * opts.c (decode_options): Set up flag_ira_loop_pressure.
71 * Makefile.in (loop-invariant.o): Add ira.h.
73 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
75 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
77 2009-10-14 Richard Guenther <rguenther@suse.de>
79 * lto-symtab.c (lto_symtab_compatible): Fold in ...
80 (lto_symtab_merge): ... here. Rewrite both to take the
81 prevailing and a to-be-merged entry and to queue diagnostics
83 (lto_symtab_resolve_replaceable_p): New predicate for
85 (lto_symtab_resolve_can_prevail_p): Likewise.
86 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
87 handles merging commons by choosing the largest decl. Fold
88 in code that gives ODR errors.
89 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
91 (lto_symtab_merge_decls_1): Re-structure. Deal with the
92 case of no prevailing decl here. Diagnose mismatches
93 in object types here. Drop all but the prevailing decls.
94 (lto_symtab_prevailing_decl): Return the single prevailing decl.
95 * lto-streamer-in.c (lto_input_tree_ref): Deal with
96 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
98 2009-10-14 Richard Guenther <rguenther@suse.de>
101 * lto-streamer-in.c (input_bb): Replace debug stmts with
102 nops instead of dropping them.
104 2009-10-14 Nick Clifton <nickc@redhat.com>
106 * gcc/doc/extended.texi: Replace the dash character with
107 @minus{} in situations where it is being used as a minus
109 * gcc/doc/tm.texi: Likewise.
110 * gcc/doc/md.texi: Likewise.
112 2009-10-14 Jakub Jelinek <jakub@redhat.com>
114 PR preprocessor/41543
115 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
116 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
117 * tree.c: Include intl.h.
118 (expand_location): Handle BUILTINS_LOCATION.
119 * Makefile.in (tree.o): Depend on intl.h.
122 * dwarf2out.c (dwarf2out_var_location): Always clear
123 last_postcall_label when changing last_label.
125 2009-10-14 Pascal Obry <obry@adacore.com>
127 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
128 (process_command): Handle -E as done with -c and -S. Do not add
129 the target executable suffix to the output file when -E is used.
130 (main): Adjust error message accordingly.
132 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
138 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
140 (tree_code_size): Likewise.
142 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
144 * builtins.c (fold_builtin_1): Support complex "arc" functions.
145 * real.h (HAVE_mpc_arc): Define.
147 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
149 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
150 (struct builtin_description): Add fndecl field.
151 (bdesc): Remove const qualifier. Update initializer.
152 (sh_media_init_builtins): Remove const qualifier for d. Record
153 the result of add_builtin_function to the fndecl field.
154 (sh_builtin_decl): New.
155 (sh_media_builtin_decl): New.
157 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
160 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
161 requests between special registers.
163 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
165 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
167 2009-10-13 Richard Henderson <rth@redhat.com>
169 PR tree-optimization/41377
170 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
171 (cleanup_empty_eh_merge_phis): New change_region parameter;
172 pass it on to redirect_eh_edge_1. Update callers.
173 (cleanup_empty_eh_unsplit): Don't require an existing EH label
174 at the destination block.
176 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
178 * passes.c (register_pass): Replaced gcc_unreachable by
179 fatal_error on failure. Mentions plugins in comments & messages.
181 2009-10-13 Jakub Jelinek <jakub@redhat.com>
184 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
185 * sched-vis.c (print_value): Use it.
186 * cselib.c (cselib_hash_rtx): Likewise.
187 * print-rtl.c (print_rtx): Likewise.
188 * cfgexpand.c (expand_debug_rtx): Likewise.
189 * var-tracking.c (vt_expand_loc_callback): Likewise.
191 2009-10-13 Richard Guenther <rguenther@suse.de>
194 * opts.c (handle_option): Split out code to handle setting
195 the options flag var ...
196 (set_option): ... here.
197 * opts.h (set_option): Declare.
198 * lto-opts.c (register_user_option_p): Include -fexceptions
199 and all position independent code variants.
200 (handle_common_option): Remove.
201 (lto_reissue_options): Use set_option.
203 2009-10-13 Martin Jambor <mjambor@suse.cz>
205 PR tree-optimization/41661
206 * ipa-prop.c (compute_complex_pass_through): Allow only operations
207 that are tcc_comparisons or do not change the type in any
209 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
210 folding tcc_comparison operations.
212 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
214 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
217 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
223 * tree.def (DEBUG_EXPR_DECL): New.
224 * rtl.def (DEBUG_EXPR): New.
225 * gengtype.c (adjust_field_rtx_def): Handle it.
226 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
227 (insert_debug_temp_for_var_def): ... this. Drop support for
228 moving. Take iterator for def stmt; insert debug stmt before it.
229 Scan early for use count and kind in debug stmts.
230 (propagate_defs_into_debug_stmts): Rename to...
231 (insert_debug_temps_for_defs): ... this. Likewise.
232 * tree.h (DEBUG_TEMP_UID): New.
233 * tree.c (next_debug_decl_uid): New.
234 (make_node_stat): Count debug decls separately.
235 (copy_node_stat): Likewise.
236 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
237 * var-tracking.c (dv_is_decl_p): Recognize it.
238 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
239 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
240 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
241 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
242 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
243 (cselib_hash_rtx): Likewise.
244 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
245 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
247 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
248 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
249 * rtl.c (copy_rtx): Likewise.
250 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
251 * print-rtl.c (print_rtx): Likewise.
252 * sched-vis.c (print_value): Likewise.
253 (print_insn): Handle DEBUG_EXPR_DECL.
254 * tree-dump.c (dequeue_and_dump): Likewise.
255 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
256 * gimple-iterator (gsi_replace): Check for same lhs.
257 (gsi_remove): Insert debug temps.
258 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
259 (move_computations_stmt): Drop explicit propagation into debug stmts.
260 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
261 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
262 * tree-ssa-sink.c (statement_sink_location): Likewise.
263 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
264 * tree-ssanames.c (release_ssa_name): Adjust for rename.
265 * tree-flow.h: Likewise.
266 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
267 debug temps without values.
268 (eliminate_unnecessary_stmts): Don't discard just-inserted
271 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
274 * config/cris/cris.md (andu): Check that operand 1 is one of the
275 general registers. Fix typo in head comment.
277 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
279 * config/i386/i386.md (vswapmov): New.
280 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
281 (ix86_function_ms_hook_prologue): New.
282 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
283 * configure.ac: Test for swap suffix support in as.
284 * configure: Rebuild.
286 2009-10-12 Jakub Jelinek <jakub@redhat.com>
289 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
290 paradoxical subregs to prevent partial register stalls if the inner
291 mode is integer mode.
293 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
295 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
297 2009-10-12 Dodji Seketeli <dodji@redhat.com>
300 * gcc/dwarf2out.c (template_parameter_pack_die,
301 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
303 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
306 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
308 (maybe_register_def): Likewise. Take stmt iterator.
309 (rewrite_update_stmt): Take stmt iterator and pass it on.
310 (rewrite_update_enter_block): Pass stmt iterator.
312 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
314 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
315 (spu_builtin_decl): New function.
317 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
319 * config/i386/i386.md (SWIM): New mode iterator.
320 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
321 using SWIM mode iterator.
322 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
323 patterns using SWI48 mode iterator.
324 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
325 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
326 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
327 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
328 patterns using SWI248 mode iterator.
329 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
330 gen_x86_movdicc_0_m1_rex64 for renamed function
332 2009-10-11 Jose Ruiz <ruiz@adacore.com>
333 Eric Botcazou <ebotcazou@adacore.com>
336 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
337 * config/sparc/sol2-unwind.h: New file.
339 2009-10-11 Olivier Hainque <hainque@adacore.com>
340 Eric Botcazou <ebotcazou@adacore.com>
343 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
344 * config/i386/sol2-unwind.h: New file.
346 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
349 * config/i386/i386.md (addsi_1_zext): Get the proper second
352 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
354 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
355 all OLD_RTXes, not just REGs. Use copy_rtx to create the
358 2009-10-11 Richard Guenther <rguenther@suse.de>
360 * gimple.c (iterative_hash_type_name): Do not handle special
363 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
365 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
366 (*setcc_si_1_and): Ditto.
367 (*setcc_si_1_movzbl): Ditto.
368 (*setcc_<mode>_2): Ditto.
369 (*setcc_qi): Rename from *setcc_1.
370 (*setcc_qi_slp): Rename from *setcc_2.
372 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
373 (*zero_extendqisi2_movzbw_and splitter): Ditto.
375 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
376 "if" condition, there is already assert with reload_completed present.
378 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
380 * plugin.c (try_init_one_plugin): Improve constness of variable err.
382 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
384 * doc/install.texi (Final install): Refer to
385 http://gcc.gnu.org/bugs/ for bug reporting.
387 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
389 * configure.ac: Add test for dci instruction.
390 * configure: Regenerate.
391 * config.in: Likewise.
392 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
393 * doc/invoke.texi: Add cpu_type 476 and 476fp.
394 (-mmulhw): Add 476 to description.
396 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
397 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
398 (processor_target_table): Add 476 and 476fp entries.
399 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
400 (rs6000_issue_rate): Add CPU_PPC476.
401 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
402 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
403 (processor_type): Add PROCESSOR_PPC476.
404 (EXTRA_SPECS): Add asm_cpu_476 string.
405 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
406 (define_attr "cpu"): Add ppc476.
408 Update comments for 476.
409 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
410 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
411 Update copyright year.
412 * config/rs6000/476.md: New file.
413 * config/rs6000/40x.md: Add description for "isel" attribute.
414 Update copyright year.
415 * config/rs6000/440.md: Likewise.
416 * config/rs6000/603.md: Likewise.
417 * config/rs6000/6xx.md: Likewise.
418 * config/rs6000/7450.md: Likewise.
419 * config/rs6000/7xx.md: Likewise.
420 * config/rs6000/8540.md: Likewise.
421 * config/rs6000/cell.md: Likewise.
422 * config/rs6000/e300c2c3.md: Likewise.
423 * config/rs6000/e500mc.md: Likewise.
424 * config/rs6000/mpc.md: Likewise.
425 * config/rs6000/power4.md: Likewise.
426 * config/rs6000/power5.md: Likewise.
427 * config/rs6000/power6.md: Likewise.
428 * config/rs6000/power7.md: Likewise.
429 * config/rs6000/rios1.md: Likewise.
430 * config/rs6000/rios2.md: Likewise.
431 * config/rs6000/rs64.md: Likewise.
433 2009-10-10 Richard Guenther <rguenther@suse.de>
435 PR tree-optimization/41654
436 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
437 a cond expr before calling gimple_cond_set_condition_from_tree.
438 (ifcombine_iforif): Likewise.
440 2009-10-09 Ian Lance Taylor <iant@google.com>
442 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
443 * configure: Rebuild.
445 2009-10-09 Neil Vachharajani <nvachhar@google.com>
447 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
450 2009-10-09 Richard Guenther <rguenther@suse.de>
453 * target-def.h (TARGET_BUILTIN_DECL): Define.
454 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
455 * target.h (struct gcc_target): Add builtin_decl target hook.
456 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
457 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
459 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
461 (lto_output_builtin_tree): Sorry if the target does not support
462 streaming target builtins.
463 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
464 (rs6000_builtin_decl): New function.
465 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
466 (ix86_builtin_decl): New function.
468 2009-10-09 Jakub Jelinek <jakub@redhat.com>
470 PR preprocessor/41445
471 * c-ppoutput.c (do_line_change): New function.
472 (cb_line_change): Use it.
473 (scan_translation_unit): Call do_line_change if
474 avoid_paste or PREV_WHITE and token location is on a different line
478 * dwarf2out.c (dwarf2out_init): Test whether
479 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
482 PR rtl-optimization/41646
483 * calls.c (expand_call): For BLKmode types returned in registers
484 avoid likely spilled hard regs in copy_blkmode_from_reg generated
487 2009-10-09 Richard Guenther <rguenther@suse.de>
489 PR tree-optimization/41634
490 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
491 we remove the correct elements.
492 (optimize_stmt): Make sure to update stmt operands before
493 optimizing redundancies.
495 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
497 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
499 2009-10-09 Richard Guenther <rguenther@suse.de>
502 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
504 (lto_wrapper_exit): New function.
506 (fatal_perror): Likewise.
507 (fork_execute): Use global args_name, do not free it.
508 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
509 * lto-streamer.h: Remove duplicate prototypes.
511 2009-10-09 Richard Guenther <rguenther@suse.de>
513 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
514 before calling stmt_can_throw_external.
516 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
518 PR tree-optimization/40071
519 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
520 pointer if the original data reference doesn't conflict with the
521 created vector data reference. Fix long line.
523 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
525 * config/i386/i386.md (any_div): New code iterator.
526 (u): Handle div and udiv.
528 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
530 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
531 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
532 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
533 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
535 2009-10-08 Joseph Myers <joseph@codesourcery.com>
537 * gcc.c (main): Remove trailing "." from diagnostics.
539 2009-10-08 Cary Coutant <ccoutant@google.com>
541 Add support for debugging with ICF (Identical Code Folding).
542 * calls.c (debug.h): New #include.
543 (emit_call_1): Call virtual_call_token debug hook.
544 * common.opt (-fenable-icf-debug): New option.
545 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
546 locations in the source).
547 (poc_label_num): New variable.
548 (dcall_entry, vcall_entry): New typedefs.
549 (dcall_table, vcall_table): New variables.
550 (struct vcall_insn): New type.
551 (vcall_insn_table): New variable.
552 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
553 (size_of_dcall_table): New function.
554 (output_dcall_table): New function.
555 (size_of_vcall_table): New function.
556 (output_vcall_table): New function.
557 (dwarf2out_direct_call): New function.
558 (vcall_insn_table_hash): New function.
559 (vcall_insn_table_eq): New function.
560 (dwarf2out_virtual_call_token): New function.
561 (dwarf2out_virtual_call): New function.
562 (dwarf2out_init): Allocate new tables and sections.
563 (prune_unused_types): Mark DIEs referenced from direct call table.
564 (dwarf2out_finish): Output direct and virtual call tables.
565 * final.c (final_scan_insn): Call direct_call and virtual_call
567 * debug.h (struct gcc_debug_hooks): Add direct_call,
568 virtual_call_token, virtual_call hooks.
569 (debug_nothing_uid): New function.
570 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
571 (debug_nothing_uid): New function.
572 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
573 (xcoff_debug_hooks): Likewise.
574 * sdbout.c (sdb_debug_hooks): Likewise.
575 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
576 * doc/invoke.texi (-fenable-icf-debug): New option.
578 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
581 * regmove.c (regmove_backward_pass): Replace src with dst in the
582 debug insn, and check for dst before rather than after.
584 2009-10-08 Janis Johnson <janis187@us.ibm.com>
586 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
587 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
589 2009-10-08 Jan Hubicka <jh@suse.cz>
592 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
593 do not mark cgraph nodes as needed.
594 (record_references_in_initializer): Add new only_vars parameter.
595 * cgraph.h (record_references_in_initializer): New parameter.
596 * varasm.c (assemble_variable): Update call.
597 * varpool.c (varpool_analyze_pending_decls): Always look for
600 2009-10-08 Anatoly Sokolov <aesok@post.ru>
602 * config/avr/avr.c (last_insn_address) Remove variable.
603 (expand_prologue): Don't initialise last_insn_address variable.
604 (final_prescan_insn): Don't output insn size.
605 * config/avr/avr.opt (msize): Remove switch.
606 * doc/invoke.texi (AVR Options): Remove documentation of -msize
609 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
611 * combine.c (label_tick_ebb_start): Fix comment.
612 (combine_instructions): Set label_tick and label_tick_ebb_start before
613 calling setup_incoming_promotions. Start them from 1. Increment
614 label_tick instead of deriving it from the BB index. Rather than
615 comparing ticks use the block from the previous iteration to decide
616 whether to start a new EBB. Remove empty lines before function.
618 2009-10-08 Michael Matz <matz@suse.de>
621 * builtins.c (fold_builtin_isascii): Use fold_build2.
622 (fold_builtin_isdigit): Ditto.
623 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
624 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
625 remove_useless_stmts_cond, remove_useless_stmts_tf,
626 remove_useless_stmts_tc, remove_useless_stmts_bind,
627 remove_useless_stmts_goto, remove_useless_stmts_label,
628 remove_useless_stmts_1, remove_useless_stmts,
629 pass_remove_useless_stmts): Remove.
630 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
631 * passes.c (init_optimization_passes): Don't add
632 pass_remove_useless_stmts.
633 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
634 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
636 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
637 for static constants.
638 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
639 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
641 2009-10-08 Richard Guenther <rguenther@suse.de>
643 * gimple.c (free_gimple_type_tables): New function.
644 * gimple.h (free_gimple_type_tables): Declare.
646 2009-10-07 Mark Heffernan <meheff@google.com>
648 * ipa-prop.c (ipa_print_node_params) Only print
649 names of named arguments.
651 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
653 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
654 being statically linked.
656 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
658 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
660 2009-10-08 Jan Hubicka <jh@suse.cz>
663 * ipa.c (cgraph_externally_visible_p,
664 function_and_variable_visibility,
665 whole_program_function_and_variable_visibility): Skip non-finalized
668 2009-10-08 Nick Clifton <nickc@redhat.com>
670 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
673 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
676 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
678 2009-10-07 Joseph Myers <joseph@codesourcery.com>
681 * c-common.c (c_fully_fold_internal): Strip nops from the result
682 of recursive calls to c_fully_fold_internal.
683 (c_wrap_maybe_const): New.
684 (c_save_expr): Use c_wrap_maybe_const.
685 * c-common.h (c_wrap_maybe_const): Declare.
686 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
687 build_binary_op): Use c_wrap_maybe_const.
689 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
691 * real.c: Fix comment to reflect actual exponent size.
693 2009-10-08 Ben Elliston <bje@au.ibm.com>
695 * config/rs6000/a2.md: Add FSF comment header.
697 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
699 * config/i386/i386.md (any_extend): New code iterator.
700 (u, s): New code attributes.
702 (DWIH): Rewrite as code iterator for SI and DI modes.
703 (DWI): Rewrite as mode attribute.
704 (dwi): New mode attribute.
705 (di): Depend on SI mode and DI mode.
706 (doubleint_general_operand): Remove mode attribute.
708 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
711 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
712 (*sub<mode>3_doubleword): Ditto.
714 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
715 using SWIM248 mode iterator.
716 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
717 using SWI48 mode iterator.
718 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
719 patterns using DWIH mode iterator and any_extend code iterator.
720 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
721 using any_extend code iterator.
722 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
723 patterns using DWIH mode iterator and any_extend code iterator.
724 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
725 using any_extend code iterator.
726 (<s>mul<mode>3_highpart): Macroize expander from
727 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
728 and any_extend code iterator.
729 (*<s>muldi3_highpart_1): Macroize insn from
730 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
731 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
732 patterns using any_extend code iterator.
733 (*<s>mulsi3_highpart_zext): Macroize insn from
734 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
736 2009-10-07 Jakub Jelinek <jakub@redhat.com>
738 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
739 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
740 refering to a DIE with DW_AT_const_value.
742 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
745 * ira-lives.c (check_and_make_def_conflict): Process all operands.
747 2009-10-06 Jan Hubicka <jh@suse.cz>
749 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
752 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
754 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
755 *lea_2_rex64): Move before *add<mode>_1 pattern.
757 2009-10-07 Jan Hubicka <jh@suse.cz>
759 * collect2.c (main): Add -fno-whole-program.
760 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
762 2009-10-07 Jan Hubicka <jh@suse.cz>
764 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
765 has no address taken.
766 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
768 (cgraph_clone_node): Clear externally_visible flag for clones.
769 * cgraph.h (cgraph_only_called_directly_p,
770 cgraph_can_remove_if_no_direct_calls_p): New predicates.
771 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
772 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
773 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
774 ipcp_insert_stage): Likwise.
775 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
776 externally_visible flag.
777 (verify_cgraph_node): Verify that inline clones look right.
778 (process_function_and_variable_attributes): Do not set
779 externally_visible flags.
780 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
782 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
784 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
785 clear externally_visible when turning into inline clones
786 (cgraph_mark_inline_edge): Use new predicates.
787 (cgraph_estimate_growth): Likewise.
788 (cgraph_decide_inlining): Likewise.
789 * ipa.c (cgraph_postorder): Likewise.
790 (cgraph_remove_unreachable_nodes): Likewise; sanity check
791 that inline clones are not needed.
792 (cgraph_externally_visible_p): New predicate.
793 (function_and_variable_visibility): Add whole_program parameter;
794 always set externally_visible flag; handle COMDAT function
796 (local_function_and_variable_visibility): New function.
797 (gate_whole_program_function_and_variable_visibility): New function.
798 (whole_program_function_and_variable_visibility): New function.
799 (pass_ipa_whole_program_visibility): New function.
800 * passes.c (init_optimization_passes): Add whole program visibility
802 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
803 not care about needed/reachable flags.
804 * varpool.c: Include flags.h
805 (decide_is_variable_needed): When doing LTO assume whole-program mode.
806 (varpool_finalize_decl): When we are in LTO read-back, all variables
808 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
810 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
812 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
815 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
817 * config.gcc: Don't include the makefile fragments intended for
819 * config/s390/fixdfdi.h: File removed.
820 * config/s390/libgcc-glibc.ver: File removed.
821 * config/s390/s390.h: Remove the fixdfdi.h hack.
822 * config/s390/t-crtstuff: File moved to libgcc dir.
823 * config/s390/t-linux: Likewise.
824 * config/s390/t-tpf: libgcc specific parts removed.
825 * config/s390/t-linux64: Likewise.
827 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
829 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
830 (lto-compress.o): Likewise.
832 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
835 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
836 dllexport to class members here.
837 (i386_pe_determine_dllimport_p): Only check static class data for
839 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
840 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
841 functions for vague linkage.
842 (i386_pe_type_dllexport_p): Fix formatting.
843 (maybe_add_dllexport) New function.
844 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
847 2009-10-07 Ben Elliston <bje@au.ibm.com>
849 * config/rs6000/a2.md: Remove duplicated lines.
851 2009-10-07 Ben Elliston <bje@au.ibm.com>
853 * config.gcc (powerpc*-*-*): Handle a2.
854 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
855 * config/rs6000/a2.md: New file.
856 * config/rs6000/rs6000.opt (mno-update): New.
857 (mupdate): Return to using a mask, not a var.
858 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
859 (enum processor_type): Add PROCESSOR_PPCA2.
860 * config/rs6000/rs6000.c (ppca2_cost): New costs.
861 (rs6000_override_options): Add "a2" to processor_target_table.
862 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
863 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
865 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
867 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
868 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
869 reference to nonexistent gen_truncxfxf2 function.
871 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
873 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
874 (DWIH, g, di, doubleint_general_operand): New mode attributes.
875 (general_operand): Handle TI mode.
876 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
877 using SDWIM mode iterator.
878 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
879 pattern from *add{di,ti}3_1 patterns and corresponding splitters
880 using DWI mode iterator.
881 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
882 patterns using SWI mode iterator.
883 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
884 using SWI48 mode iterator.
885 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
886 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
887 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
888 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
889 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
890 using SDWIM mode iterator.
891 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
892 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
893 using DWI mode iterator.
894 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
895 patterns using SWI mode iterator.
896 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
897 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
898 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
899 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
900 patterns using plusminus code iterator.
901 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
902 sub<mode>3 patterns using plusminus code iterator.
903 * config/i386/i386.c (override_options): Update the call to
904 gen_subdi_carry_rex64 for renamed function.
905 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
906 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
907 calls to instruction expanders.
909 2009-10-06 Martin Jambor <mjambor@suse.cz>
912 * opts.c (decode_options): Run IPA-SRA at -O2.
914 2009-10-06 Richard Guenther <rguenther@suse.de>
916 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
918 2009-10-06 Tobias Burnus <burnus@net-b.de>
921 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
922 -flto and -fwhole-program flags can be combined.
924 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
927 * gcc.c (process_command): Check that -o argument was specified.
929 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
931 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
933 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
935 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
936 * doc/invoke.texi (Warning Options): Annotate allowed languages
937 for -Wunsuffixed-float-constants.
939 2009-10-05 Jakub Jelinek <jakub@redhat.com>
941 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
942 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
943 same name and isn't the main variant.
946 * dwarf2out.c (loc_by_reference): Removed.
947 (dw_loc_list_1): New function.
948 (dw_loc_list): Remove toplev argument, add want_address argument.
949 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
950 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
951 want_address == 2 to dw_loc_list. For successful dw_loc_list
952 set have_address to 1 only if want_address is not 0.
954 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
956 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
957 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
958 a code block followed by two pointers.
959 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
960 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
961 (MIPS_MOVE): Likewise.
962 (MIPS_LUI): Likewise.
964 (MIPS_BAL): Likewise.
965 (MIPS_NOP): Likewise.
966 (mips_asm_trampoline_template): Delete.
967 (mips_trampoline_code_size): New function.
968 (mips_trampoline_init): Add shorter sequences for all cases
969 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
970 Calculate the opcodes directly, rather than copying from a template.
971 Only flush the code part of the trampoline.
972 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
974 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
976 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
977 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
978 (INCOMING_RETURN_ADDR_RTX): Likewise.
979 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
981 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
982 with RETURN_ADDR_REGNUM.
983 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
984 * config/mips/mips.c (mips16_build_call_stub): Replace
985 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
986 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
987 (mips_print_operand_punctuation): Likewise.
988 (mips_frame_set): Likewise.
989 (mips16e_output_save_restore): Likewise.
990 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
991 (mips_save_reg_p): Likewise.
992 (mips_return_addr): Likewise.
993 (mips_set_return_address): Likewise.
994 (mips_direct_save_slot_move_p): Likewise.
995 (mips_output_function_prologue): Likewise.
996 (mips_restore_reg): Likewise.
997 (mips_expand_epilogue): Likewise.
998 (mips_epilogue_uses): Likewise.
999 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1000 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1001 (clear_hazard_<mode>): Likewise.
1002 (call_internal): Likewise.
1003 (call_internal_direct): Likewise.
1004 (call_direct_split): Likewise.
1005 (call_value_internal): Likewise.
1006 (call_value_split): Likewise.
1007 (call_value_internal_direct): Likewise.
1008 (call_value_direct_split): Likewise.
1009 (call_value_multiple_internal): Likewise.
1010 (call_value_multiple_split): Likewise.
1012 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1013 Jakub Jelinek <jakub@redhat.com>
1015 PR rtl-optimization/41511
1016 * combine.c (record_value_for_reg): Pass explicit values as argument
1017 to get_last_value_validate.
1018 (get_last_value_validate): Document INSN parameter.
1019 For non-readonly MEMs, assume they might have been modified if INSN
1020 was in another basic block.
1021 (get_last_value): Minor reformatting.
1023 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1026 * final.c (asm_str_count): Split out from asm_insn_count.
1027 * rtl.h (asm_str_count): New prototype.
1028 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1031 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1033 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1035 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1036 Rafael Espindola <espindola@google.com>
1038 * gengtype.c (write_types): Moved call to write_func_for_structure
1039 into seperate loops.
1041 2009-10-05 Richard Guenther <rguenther@suse.de>
1044 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1045 (input_cgraph_1): Input toplevel asms.
1047 2009-10-05 Richard Guenther <rguenther@suse.de>
1050 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1051 (external_aggregate_decl_p): Likewise.
1052 (lto_symtab_compatible): Re-structure. Remove dead code.
1053 For variables ignore toplevel qualifiers when comparing types.
1054 Issue warnings, not errors for mismatched user-alignment.
1056 2009-10-05 Richard Guenther <rguenther@suse.de>
1060 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1061 (struct lto_symtab_identifier_def): Likewise.
1062 (struct lto_symtab_decl_def): Likewise.
1063 (struct lto_symtab_entry_def): New.
1064 (lto_symtab_identifier_t): Rename to ...
1065 (lto_symtab_entry_t): ... this.
1066 (lto_symtab_decls): Remove.
1067 (lto_symtab_base_hash): Rename to ...
1068 (lto_symtab_entry_hash): ... this.
1069 (lto_symtab_base_eq): Rename to ...
1070 (lto_symtab_entry_eq): ... this.
1071 (lto_symtab_base_marked_p): Rename to ...
1072 (lto_symtab_entry_marked_p): ... this.
1073 (lto_symtab_identifier_marked_p): Remove.
1074 (lto_symtab_decl_marked_p): Likewise.
1075 (lto_symtab_maybe_init_hash_tables): Rename to ...
1076 (lto_symtab_maybe_init_hash_table): ... this.
1077 (lto_symtab_set_resolution_and_file_data): Remove.
1078 (lto_symtab_register_decl): New function.
1079 (lto_symtab_get_identifier): Remove.
1080 (lto_symtab_get): New function.
1081 (lto_symtab_get_resolution): Adjust.
1082 (lto_symtab_get_identifier_decl): Remove.
1083 (lto_symtab_set_identifier_decl): Likewise.
1084 (lto_symtab_merge_decl): Rename to ...
1085 (lto_symtab_merge): ... this. Rewrite.
1086 (lto_symtab_merge_var): Remove.
1087 (lto_symtab_merge_fn): Likewise.
1088 (lto_symtab_prevailing_decl): Adjust.
1089 (lto_cgraph_replace_node): New function.
1090 (lto_symtab_merge_decls_2): Likewise.
1091 (lto_symtab_merge_decls_1): Likewise.
1092 (lto_symtab_fixup_var_decls): Likewise.
1093 (lto_symtab_resolve_symbols): Likewise.
1094 (lto_symtab_merge_decls): Likewise.
1095 (lto_symtab_prevailing_decl): Adjust.
1096 (lto_symtab_get_symtab_def): Remove.
1097 (lto_symtab_get_file_data): Likewise.
1098 (lto_symtab_clear_resolution): Adjust.
1099 (lto_symtab_clear_resolution): Likewise.
1100 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1101 (input_cgraph_1): Likewise.
1102 * lto-streamer-in.c (get_resolution): Do not provide fake
1103 symbol resolutions here.
1104 (deferred_global_decls): Remove.
1105 (lto_register_deferred_decls_in_symtab): Likewise.
1106 (lto_register_var_decl_in_symtab): Change signature, register
1107 variable via lto_symtab_register_decl.
1108 (lto_register_function_decl_in_symtab): Likewise.
1109 (lto_read_tree): Adjust.
1110 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1111 (lto_symtab_merge_var): Likewise.
1112 (lto_symtab_merge_fn): Likewise.
1113 (lto_symtab_register_decl): Declare.
1114 (lto_symtab_merge_decls): Likewise.
1116 2009-10-05 Richard Guenther <rguenther@suse.de>
1118 PR tree-optimization/23821
1119 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1120 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1121 simple IV increments.
1123 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1125 * config/arm/arm.c (arm_override_options): Really initialize
1126 flag_dwarf2_cfi_asm to 0.
1128 2009-10-05 Doug Kwan <dougkwan@google.com>
1130 PR rtl-optimization/41574
1131 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1132 floating point and we are not doing unsafe math optimizations.
1134 2009-10-03 Simon Baldwin <simonb@google.com>
1135 Cary Coutant <ccoutant@google.com>
1136 Rafael Espindola <espindola@google.com>
1137 Richard Guenther <rguenther@suse.de>
1138 Jan Hubicka <jh@suse.cz>
1139 Doug Kwan <dougkwan@google.com>
1140 H.J. Lu <hongjiu.lu@intel.com>
1141 Bill Maddox <maddox@google.com>
1142 Ryan Mansfield <rmansfield@qnx.com>
1143 Diego Novillo <dnovillo@google.com>
1144 Ollie Wild <aaw@google.com>
1145 Kenneth Zadeck <zadeck@naturalbridge.com>
1147 * lto-cgraph.c: New file.
1148 * lto-compress.c: New file.
1149 * lto-compress.h: New file.
1150 * lto-opts.c: New file.
1151 * lto-section-in.c: New file.
1152 * lto-section-out.c: New file.
1153 * lto-streamer-in.c: New file.
1154 * lto-streamer-out.c: New file.
1155 * lto-streamer.c: New file.
1156 * lto-streamer.h: New file.
1157 * lto-symtab.c: New file.
1158 * lto-wpa-fixup.c: New file.
1159 * lto-wrapper.c: New file.
1161 2009-10-03 Simon Baldwin <baldwin@google.com>
1162 Ben Elliston <bje@au.ibm.com>
1163 Rafael Espindola <espindola@google.com>
1164 Nathan Froyd <froydnj@codesourcery.com>
1165 Jan Hubicka <jh@suse.cz>
1166 Doug Kwan <dougkwan@google.com>
1167 Diego Novillo <dnovillo@google.com>
1168 Kenneth Zadeck <zadeck@naturalbridge.com>
1170 * Makefile.in (enable_lto): New.
1171 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1172 (LINKER_PLUGIN_API_H): Define.
1173 (LTO_SYMTAB_H): Define.
1174 (LTO_STREAMER_H): Define.
1175 (TREE_VECTORIZER_H): Define.
1176 (INCLUDES): Add LIBELFINC.
1177 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1178 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1179 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1180 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1181 (native): Add lto-wrapper$(exeext)
1182 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1183 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1184 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1185 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1186 (varasm.o): Add dependency on tree-iterator.h.
1187 (cgraph.o): Add dependency on cif-code.def.
1188 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1189 (ipa-pure-const.o): Likewise.
1190 (GTFILES): Add lto-symtab.c.
1191 (install-lto-wrapper): New.
1192 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1193 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1194 * config.in: Regenerate.
1196 2009-10-03 Rafael Espindola <espindola@google.com>
1197 Diego Novillo <dnovillo@google.com>
1199 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1200 ipa_write_summaries.
1201 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1203 (cgraph_optimize): Make extern.
1205 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1206 Kenneth Zadeck <zadeck@naturalbridge.com>
1208 * toplev.c (in_lto_p): Declare.
1209 * collect2.c (scan_prog_file): Read all the output when reading
1210 information for LTO.
1211 (enum lto_mode_d): Declare.
1213 2009-10-03 Richard Guenther <rguenther@suse.de>
1214 Diego Novillo <dnovillo@google.com>
1216 * gimple.c: Include target.h and alias.h.
1217 (gimple_types): Declare.
1218 (type_hash_cache): Declare.
1219 (gimple_alloc_stat): Make extern.
1220 (gimple_build_eh_must_not_throw): Call
1221 gimple_eh_must_not_throw_set_fndecl.
1222 (struct type_pair_d): Declare.
1223 (type_pair_t): Declare.
1224 (type_pair_hash): New.
1225 (type_pair_eq): New.
1226 (lookup_type_pair): New.
1227 (gimple_force_type_merge): New.
1228 (compare_type_names_p): New.
1229 (compare_field_offset): New.
1230 (gimple_types_compatible_p): New.
1231 (struct sccs): Declare.
1232 (next_dfs_num): Declare.
1233 (iterative_hash_gimple_type): New.
1235 (iterative_hash_type_name): New.
1236 (iterative_hash_gimple_type): New.
1237 (gimple_type_hash): New.
1238 (gimple_type_eq): New.
1239 (gimple_register_type): New.
1240 (print_gimple_types_stats): New.
1241 (gimple_signed_or_unsigned_type): New.
1242 (gimple_unsigned_type): New.
1243 (gimple_signed_type): New.
1244 (gimple_get_alias_set): New.
1245 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1246 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1247 (gimple_force_type_merge): Declare.
1248 (gimple_types_compatible_p): Declare.
1249 (gimple_register_type): Declare.
1250 (print_gimple_types_stats): Declare.
1251 (gimple_unsigned_type): Declare.
1252 (gimple_signed_type): Declare.
1253 (gimple_get_alias_set): Declare.
1254 (gimple_eh_must_not_throw_set_fndecl): New.
1256 2009-10-03 Jan Hubicka <jh@suse.cz>
1257 Kenneth Zadeck <zadeck@naturalbridge.com>
1259 * ipa-pure-const.c: Include lto-streamer.h.
1260 (register_hooks): Factor out of ...
1261 (generate_summary): ... here.
1262 (pure_const_write_summary): New.
1263 (pure_const_read_summary): New.
1264 (pass_ipa_pure_const): Add pure_const_write_summary and
1265 pure_const_read_summary.
1266 * ipa-reference.c: Include lto-streamer.h.
1267 (add_new_function): New.
1268 (remove_node_data): New.
1269 (duplicate_node_data): New.
1270 (ipa_init): Guard against multiple calls.
1271 Move hook setup from analyze_function.
1272 (write_node_summary_p): New.
1273 (ipa_reference_write_summary): New.
1274 (ipa_reference_read_summary): New.
1275 (pass_ipa_reference): Add ipa_reference_write_summary and
1276 ipa_reference_read_summary.
1277 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1278 (struct cgraph_edge): Add fields lto_stmt_uid and
1279 call_stmt_cannot_inline_p.
1280 (cgraph_optimize): Declare.
1281 (cgraph_decide_is_function_needed): Declare.
1282 (reset_inline_failed): Declare.
1283 (enum LTO_cgraph_tags): Declare.
1284 (LTO_cgraph_tag_names): Declare.
1285 (LCC_NOT_FOUND): Define.
1287 2009-10-03 Doug Kwan <dougkwan@google.com>
1288 Rafael Espindola <espindola@google.com>
1289 Jan Hubicka <jh@suse.cz>
1290 Diego Novillo <dnovillo@google.com>
1291 Kenneth Zadeck <zadeck@naturalbridge.com>
1293 * passes.c (all_regular_ipa_passes): New.
1294 (all_ipa_passes): Rename to all_small_ipa_passes.
1295 (init_optimization_passes): Init all_regular_ipa_passes.
1296 * tree-pass.h (all_regular_ipa_passes): New.
1297 (all_ipa_passes): Rename to all_small_ipa_passes.
1298 * passes.c (all_lto_gen_passes): New.
1299 (init_optimization_passes): Initialize all_lto_gen_passes.
1300 (execute_ipa_summary_passes): Make non-static.
1301 (ipa_write_summaries_1): New.
1302 (ipa_write_summaries_2): New.
1303 (ipa_write_summaries): New.
1304 (ipa_write_summaries_of_cgraph_node_set): New.
1305 (ipa_read_summaries_1): New.
1306 (ipa_read_summaries): New.
1307 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1308 (execute_regular_ipa_pass_list): Remove.
1309 (init_optimization_passes): Schedule
1310 pass_rebuild_cgraph_edges and pass_early_inline outside
1311 of pass_all_early_optimizations. Document reason.
1312 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1313 pass_ipa_lto_finish_out): New pass.
1314 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1315 (execute_all_ipa_transforms): New.
1316 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1317 (dump_properties, debug_properties): New.
1318 * tree-optimize.c (gate_all_early_local_passes): Return
1319 false if we are in lto1.
1320 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1321 * tree-pass.h (execute_all_ipa_transforms): Declare.
1322 (pass_ipa_function_and_variable_visibility): Declare.
1323 (pass_ipa_early_inline): Declare.
1324 (pass_ipa_lto_gimple_out): Declare.
1325 (pass_ipa_lto_wpa_fixup): Declare.
1326 (pass_ipa_lto_finish_out): Declare.
1327 (all_small_ipa_passes, all_regular_ipa_passes,
1328 all_lto_gen_passes): Declare.
1329 (execute_ipa_summary_passes): Declare.
1330 (execute_all_ipa_transforms): Declare.
1331 (ipa_write_summaries): Declare
1332 (ipa_write_summaries_of_cgraph_node_set): Declare.
1333 (ipa_read_summaries): Declare.
1335 2009-10-03 Doug Kwan <dougkwan@google.com>
1336 Ollie Wild <aaw@google.com>
1338 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1340 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1341 (lto_mode): New variable.
1342 (maybe_run_lto_and_relink): Handle the -fwpa option.
1343 (main): Handle the -fwpa option.
1344 (maybe_unlink_list): New function.
1345 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1346 * common.opt (flto): New flag.
1347 * toplev.c (flag_generate_lto): Declare.
1349 2009-10-03 Simon Baldwin <simonb@google.com>
1351 * common.opt (flto-compression-level): New flag.
1353 * opts.c: Include lto-opts.h.
1354 (handle_option): Call lto_register_user_option for each
1355 valid option handled.
1356 (decode_options): Clear registered options before the options
1359 2009-10-03 Cary Coutant <ccoutant@google.com>
1361 * collect2.c (is_elf): New function.
1362 (scan_prog_file): Require LTO object to be in ELF format.
1364 2009-10-03 Rafael Espindola <espindola@google.com>
1366 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1367 libgcc to the linker.
1369 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1371 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1372 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1374 * collect2.h (collect_execute): Add flags argument.
1375 * tlink.c (tlink_execute): Update call to collect_execute.
1376 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1377 (use_linker_plugin): New.
1378 (use_linker_plugin_spec_function): New.
1379 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1380 (linker_plugin_file_spec): New.
1381 (lto_wrapper_spec): New.
1382 (lto_gcc_spec): New.
1383 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1384 (static_spec_functions): Add use-linker-plugin.
1385 (process_command): Handle -use-linker-plugin.
1386 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1387 linker_plugin_file_spec and lto_gcc_spec.
1388 (use_linker_plugin_spec_function): New.
1390 2009-10-03 Richard Guenther <rguenther@suse.de>
1394 * tree.h (is_lang_specific): Include LANG_TYPE.
1395 * tree.c (find_decls_types_r): Manually add interesting parts
1396 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1398 * gimple.c (type_pair_hash): Make symmetric.
1399 (type_pair_eq): Likewise.
1400 (lookup_type_pair): Increase initial hashtable size.
1401 (gimple_force_type_merge): Rely on type-pair symmetry.
1402 (visit): Remove excessive checking code.
1403 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1404 (gimple_register_type): Remove getenv calls, shrink initial
1408 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1409 inline functions if not generating lto output.
1412 * toplev.c (finalize): In WPA mode remove the asm file.
1414 2009-10-03 Doug Kwan <dougkwan@google.com>
1416 * ipa-inline.c (cgraph_mark_inline): Check
1417 edge->call_stmt_cannot_inline_p instead of calling
1418 gimple_call_cannot_inline_p.
1419 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1420 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1421 (inline_generate_summary): Do nothing in LTRANS.
1422 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1423 exists before calling gimple_call_cannot_inline_p.
1424 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1425 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1426 Update new_edge->lto_stmt_uid.
1427 * cgraphbuild.c (reset_inline_failed): New.
1429 * common.opt (fwpa): New flag.
1430 (fltrans): New option.
1431 * gcc.c (gcc_lto_option_t): New type.
1432 (current_lto_option): New variable.
1433 (lto_single_spec_function): Remove and is replaced by ..
1434 (lto_option_spec_function): New function.
1435 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1436 passing the -flto flag.
1437 (cc1_options): Separate non-LTO related parts into ..
1438 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1439 (lto1_options): New spec for lto FE.
1440 (link_lto_options): New spec for handling LTO flags in linker.
1441 (invoke_lto_single): Re-format to fit in 80 column. Replace
1442 lto-single with lto-option.
1443 (static_specs): Add cc1_non_lto_options, lto1_options and
1445 (static_spec_function): Replace lto-single with lto-option.
1446 (process_command): Handle -flto, -fwpa and -fltran by setting
1447 current_lto_option and not passing it to subprocess unconditionally.
1449 2009-10-03 Bill Maddox <maddox@google.com>
1451 Add `gcc' driver support for link-time code generation (LTO).
1453 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1454 (lto_flag, lto_objects, lto_o_file): New variables.
1455 (struct lto_object, struct lto_object_list): New structures.
1456 (collect_exit, handler): Remove LTO temporary output file on exit.
1457 (add_lto_object): New function.
1458 (maybe_run_lto_and_relink): New function. Perform link time code
1459 generation and relinking for object files containing LTO information.
1460 (main): Invoke maybe_run_lto_and_relink().
1461 (dump_argv): New function. For debugging, currently disabled.
1462 (scan_prog_file): Add LTO information pass.
1463 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1465 * toplev.c (compile_file): Emit assembler directive to create
1466 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1468 2009-10-03 Diego Novillo <dnovillo@google.com>
1470 * c.opt: Add LTO to warn_abi and warn_psabi.
1472 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1473 inline function. Ignore language-specific nodes. Update all users.
1474 (find_decls_types_r): Do not traverse the subtrees of
1475 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1476 * tree.h (is_lang_specific): New.
1477 * langhooks.h (struct lang_hooks_for_decls): Remove
1478 may_need_assembler_name_p. Update all users.
1480 * c-common.c (set_builtin_user_assembler_name): Move ...
1481 * builtins.c (set_builtin_user_assembler_name): ... here.
1482 (is_builtin_name): Add comment
1483 (is_builtin_fn): New.
1484 * except.c (output_ttype): Only call
1485 lookup_type_for_runtime if TYPE is not a runtime type.
1487 * passes.c (register_pass): Call position_pass on
1488 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1489 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1490 (TV_IPA_LTO_DECL_IO): Define.
1491 (TV_IPA_LTO_CGRAPH_IO): Define.
1493 (TV_WHOPR_WPA): Define.
1494 (TV_WHOPR_WPA_IO): Define.
1495 (TV_WHOPR_LTRANS): Define.
1496 (TV_WHOPR_WPA_FIXUP): Define.
1497 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1498 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1499 * tree-flow.h (tree_node_can_be_shared): Declare.
1500 * tree-inline.c (tree_can_inline_p): Check that E has a
1501 statement associated with it.
1502 * tree.c (free_lang_data_in_binf): Factor out of ...
1503 (free_lang_data_in_type): ... here.
1504 Call RECORD_OR_UNION_TYPE_P.
1505 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1506 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1507 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1508 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1509 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1510 (gate_free_lang_data): Return true if flag_generate_lto is set.
1511 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1512 * c-common.h (set_builtin_user_assembler_name): Move ...
1513 * tree.h (set_builtin_user_assembler_name): ... here.
1515 * common.opt (flto-report): New flag.
1516 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1517 * collect2.c (scan_prog_file): Send the error output of
1518 'nm' to HOST_BIT_BUCKET.
1520 2009-10-03 Ollie Wild <aaw@google.com>
1522 * langhooks-def.h (lhd_begin_section): New function declaration.
1523 (lhd_write_section): New function declaration.
1524 (lhd_end_section): New function declaration.
1525 (LANG_HOOKS_BEGIN_SECTION): New macro.
1526 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1527 (LANG_HOOKS_END_SECTION): New macro.
1528 (LANG_HOOKS_LTO): New macro.
1529 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1530 * langhooks.c (output.h): Add include.
1531 (saved_section): New static variable.
1532 (lhd_begin_section): New function.
1533 (lhd_write_section_data): New function.
1534 (lhd_end_section): New function.
1535 * langhooks.h (struct lang_hooks_for_lto): New structure.
1536 (struct lang_hooks): Add member lto.
1537 * Makefile.in (langhooks.o): Add dependency on output.h.
1539 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1541 2009-10-03 Richard Guenther <rguenther@suse.de>
1543 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1546 2009-10-03 Simon Baldwin <simonb@google.com>
1547 Richard Guenther <rguenther@suse.de>
1548 Janis Johnson <janis187@us.ibm.com>
1549 Doug Kwan <dougkwan@google.com>
1550 Diego Novillo <dnovillo@google.com>
1551 Ramana Radhakrishnan <ramana.r@gmail.com>
1552 Ollie Wild <aaw@google.com>
1554 * doc/install.texi: Add documentation for libelf and --enable-lto.
1555 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1556 -flto-report, -flto-compression-level and -use-linker-plugin.
1557 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1558 Add section for LTO Testing.
1560 2009-10-02 Cary Coutant <ccoutant@google.com>
1562 Add support for comdat type sections for DWARF v4.
1563 Merge from dwarf4 branch.
1565 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1566 (dw_die_ref): Define vector type.
1567 (enum dw_val_class): Add dw_val_class_data8.
1568 (struct dw_val_struct): Add v.val_data8.
1569 (comdat_type_node_ref): New type.
1570 (struct die_struct): Move die_symbol into a union; add new field
1571 die_type_node. Change all uses.
1572 (comdat_type_node): New type.
1573 (skeleton_chain_node): New type.
1574 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1575 (comdat_type_list): New variable.
1576 (dwarf_tag_name): Add DW_TAG_type_unit.
1577 (dwarf_attr_name): Add DW_AT_signature.
1578 (add_AT_data8): New function.
1579 (replace_child): New function.
1580 (move_all_children): New function.
1581 (print_signature): New function.
1582 (print_die): Print signature information; add dw_val_class_data8.
1583 (attr_checksum): Support dw_val_class_data8.
1584 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1585 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1586 (checksum_sleb128, checksum_uleb128): New functions.
1587 (checksum_die_context): New function.
1588 (loc_checksum_ordered): New function.
1589 (attr_checksum_ordered): New function.
1590 (struct checksum_attributes): New structure.
1591 (collect_checksum_attributes): New function.
1592 (die_checksum_ordered): New function.
1593 (generate_type_signature): New function.
1594 (same_dw_val_p): Add dw_val_class_data8.
1595 (is_symbol_die): Use new is_declaration_die function.
1596 (is_declaration_die): New function.
1597 (should_move_die_to_comdat): New function.
1598 (clone_die): New function.
1599 (clone_tree): New function.
1600 (clone_as_declaration): New function.
1601 (copy_declaration_context): New function.
1602 (generate_skeleton_ancestor_tree): New function.
1603 (generate_skeleton_bottom_up): New function.
1604 (generate_skeleton): New function.
1605 (remove_child_or_replace_with_skeleton): New function.
1606 (break_out_comdat_types): New function.
1607 (struct decl_table_entry): New type.
1608 (htab_decl_hash): New function.
1609 (htab_decl_eq): New function.
1610 (htab_decl_del): New function.
1611 (copy_ancestor_tree): New function.
1612 (copy_decls_walk): New function.
1613 (copy_decls_for_unworthy_types): New function.
1614 (build_abbrev_table): Don't assert on missing die_symbol when doing
1615 comdat type sections.
1616 (size_of_die): Use DW_FORM_sig8 for external references. Add
1618 (unmark_dies): Don't assert for unmarked dies when doing comdat
1620 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1621 (output_signature): New function.
1622 (output_die): Likewise.
1623 (output_compilation_unit_header): Mark output as DWARF version 3
1624 even if generating DWARF 4.
1625 (output_comdat_type_unit): New function.
1626 (output_line_info): Mark output as DWARF version 3 even if generating
1628 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1630 (dwarf2out_end_source_file): Likewise.
1631 (prune_unused_types_walk_attribs): Don't follow references into
1632 comdat type sections.
1633 (prune_unused_types_mark): When generating type units, do not mark
1634 children of non-defining declarations of types; do mark children of
1636 (prune_unused_types): Process comdat type sections.
1637 (htab_ct_hash): New function.
1638 (htab_ct_eq): New function.
1639 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1640 Add a pointer to the line table from type unit entries so
1641 DW_AT_decl_file has meaning.
1642 * varasm.c (default_elf_asm_named_section): Use identifier name as
1643 comdat key instead of lang hook.
1645 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1647 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1649 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1651 * config/i386/i386.md (SWIM248): New mode iterator.
1652 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1653 divmodhi4 patterns using SWIM248 macro.
1654 (*divmod<mode>4): Macroize insn_and_split pattern from
1655 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1656 and their corresponding splitters usign SWIM248 macro. Split SImode
1657 insn to generate cltd and DImode insn to generate cqto instead of
1658 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1659 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1660 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1661 *divmodsi_noext patterns using SWIM248 macro.
1662 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1663 udivmodhi4 patterns using SWIM248 macro.
1664 (*udivmod<mode>4): Macroize insn_and_split pattern from
1665 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1666 corresponding splitters using SWIM248 macro.
1667 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1668 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1670 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1672 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1673 of zero-sized element is zero-sized regardless of its extent.
1675 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1678 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1679 * configure: Regenerated.
1680 * config.in: Regenerated.
1681 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1682 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1683 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1684 not emitting .eh_frame, emit .cfi_sections .debug_frame
1689 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1690 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1692 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1693 vars use DECL_RTL with resetting it back to NULL afterwards.
1694 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1695 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1696 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1697 the attribute type allows it, otherwise use DW_FORM_dataN.
1698 (mem_loc_descriptor): Handle CONST_STRING.
1699 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1700 Handle MEM with CONST_STRING address using add_AT_string.
1701 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1702 CONST_STRING for const arrays initialized with a string literal.
1703 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1704 (dwarf2out_finish): Call resolve_addr.
1706 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1707 Maxim Kuvyrkov <maxim@codesourcery.com>
1709 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1711 2009-10-02 Nick Clifton <nickc@redhat.com>
1713 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1714 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1716 2009-10-01 Jan Hubicka <jh@suse.cz>
1718 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1719 (cgraph_create_virtual_clone): Just pass redirect_callers
1721 * cgraph.h (cgraph_clone_node): Update prototype.
1722 * ipa-pure-const.c (self_recursive_p): New function.
1723 (propagate): Use it.
1724 * ipa-inline.c (cgraph_clone_inlined_nodes,
1725 cgraph_decide_recursive_inlining): Update.
1727 2009-10-01 David Daney <ddaney@caviumnetworks.com>
1729 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
1730 instructions for TARGET_OCTEON.
1732 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1734 * config/arm/arm.c (arm_override_options): Turn off
1735 flag_dwarf2_cfi_asm for AAPCS variants.
1737 2009-10-01 Martin Jambor <mjambor@suse.cz>
1740 * tree-sra.c (convert_callers): Do not call
1741 compute_inline_parameters on one caller more than once.
1743 2009-10-01 Nick Clifton <nickc@redhat.com>
1745 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
1746 an empty string if not already defined.
1748 2009-10-01 Martin Jambor <mjambor@suse.cz>
1751 * tree-sra.c (is_va_list_type): New function.
1752 (find_var_candidates): Call is_va_list_type.
1753 (find_param_candidates): Check that the type or the type pointed
1754 to are not va_list types.
1756 2009-10-01 Martin Jambor <mjambor@suse.cz>
1759 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
1760 DECL_ARTIFICIAL (param_decl) is true.
1762 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
1764 * tree.h (tree_decl_common::lang_flag_8): New.
1765 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
1767 * c-common.h (RID_CONSTEXPR): New.
1769 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1771 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
1772 Use ref-all pointers.
1773 (alpha_gimplify_va_arg): Ditto.
1775 2009-09-30 Jakub Jelinek <jakub@redhat.com>
1778 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
1779 before insn counting loop now that BB_END (bb) is counted. Ensure
1780 the return value isn't zero.
1782 2009-09-30 Nick Clifton <nickc@redhat.com>
1784 * config.gcc (sh-symbianelf): Replace definition of extra_objs
1785 with separate definitions of c_target_objs and cxx_target_objs.
1786 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
1788 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
1789 sh_symbian_import_export_class.
1790 * config/sh/sh-protos.h: Fix names of exported symbian functions.
1791 * config/sh/symbian.c: Delete, moving code into...
1792 * config/sh/symbian-base.c: ... here
1793 * config/sh/symbian-c.c: ... and here
1794 * config/sh/symbian-cxx.c: ... and here.
1796 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
1799 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
1800 of plus RTX into register.
1802 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1804 * doc/install.texi: Linguistic and markup fixes.
1805 (Configuration) <--disable-cpp>: Remove description.
1806 <--enable-maintainer-mode>: Autotools files are affected, too.
1807 <--with-sysroot>: Improve description.
1808 (Building): Bump required GNU make version.
1810 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1812 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
1813 (x86_64-*-*): Ditto.
1815 * config/i386/fma4intrin.h: New file, provide common x86 compiler
1816 intrinisics for FMA4.
1817 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
1818 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
1819 Add FMA4 check and fma4intrin.h.
1820 * config/i386/i386-c.c(ix86_target_macros_internal): Check
1822 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
1823 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
1824 constant for FMA4 support.
1825 (UNSPEC_FMA4_FMADDSUB): Ditto.
1826 (UNSPEC_FMA4_FMSUBADD): Ditto.
1827 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
1828 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
1829 (ix86_expand_fma4_multiple_memory): Ditto.
1830 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
1831 (OPTION_MASK_ISA_FMA4_UNSET): New.
1832 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
1833 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
1834 (ix86_handle_option): Handle -mfma4.
1835 (isa_opts): Handle -mfma4.
1836 (enum pta_flags): Add PTA_FMA4.
1837 (override_options): Add FMA4 support.
1838 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
1839 (IX86_BUILTIN_VFMADDSD): Ditto.
1840 (IX86_BUILTIN_VFMADDPS): Ditto.
1841 (IX86_BUILTIN_VFMADDPD): Ditto.
1842 (IX86_BUILTIN_VFMSUBSS): Ditto.
1843 (IX86_BUILTIN_VFMSUBSD): Ditto.
1844 (IX86_BUILTIN_VFMSUBPS): Ditto.
1845 (IX86_BUILTIN_VFMSUBPD): Ditto.
1846 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
1847 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
1848 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
1849 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
1850 (IX86_BUILTIN_VFNMADDSS): Ditto.
1851 (IX86_BUILTIN_VFNMADDSD): Ditto.
1852 (IX86_BUILTIN_VFNMADDPS): Ditto.
1853 (IX86_BUILTIN_VFNMADDPD): Ditto.
1854 (IX86_BUILTIN_VFNMSUBSS): Ditto.
1855 (IX86_BUILTIN_VFNMSUBSD): Ditto.
1856 (IX86_BUILTIN_VFNMSUBPS): Ditto.
1857 (IX86_BUILTIN_VFNMSUBPD): Ditto.
1858 (IX86_BUILTIN_VFMADDPS256): Ditto.
1859 (IX86_BUILTIN_VFMADDPD256): Ditto.
1860 (IX86_BUILTIN_VFMSUBPS256): Ditto.
1861 (IX86_BUILTIN_VFMSUBPD256): Ditto.
1862 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
1863 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
1864 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
1865 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
1866 (IX86_BUILTIN_VFNMADDPS256): Ditto.
1867 (IX86_BUILTIN_VFNMADDPD256): Ditto.
1868 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
1869 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
1870 (enum multi_arg_type): New enum for describing the various FMA4
1871 intrinsic argument types.
1872 (bdesc_multi_arg): New table for FMA4 intrinsics.
1873 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
1874 (ix86_expand_multi_arg_builtin): New function for creating FMA4
1876 (ix86_expand_builtin): Add FMA4 intrinsic support.
1877 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
1878 operand instructions.
1879 (ix86_expand_fma4_multiple_memory): New function to split the
1880 second memory reference from FMA4 instructions.
1881 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
1882 (ssemodesuffixf2s): Ditto.
1883 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
1885 (fma4_fmsub<mode>4): Ditto.
1886 (fma4_fnmadd<mode>4): Ditto.
1887 (fma4_fnmsub<mode>4): Ditto.
1888 (fma4_vmfmadd<mode>4): Ditto.
1889 (fma4_vmfmsub<mode>4): Ditto.
1890 (fma4_vmfnmadd<mode>4): Ditto.
1891 (fma4_vmfnmsub<mode>4): Ditto.
1892 (fma4_fmadd<mode>4256): Ditto.
1893 (fma4_fmsub<mode>4256): Ditto.
1894 (fma4_fnmadd<mode>4256): Ditto.
1895 (fma4_fnmsub<mode>4256): Ditto.
1896 (fma4_fmaddsubv8sf4): Ditto.
1897 (fma4_fmaddsubv4sf4): Ditto.
1898 (fma4_fmaddsubv4df4): Ditto.
1899 (fma4_fmaddsubv2df4): Ditto.
1900 (fma4_fmsubaddv8sf4): Ditto.
1901 (fma4_fmsubaddv4sf4): Ditto.
1902 (fma4_fmsubaddv4df4): Ditto.
1903 (fma4_fmsubaddv2df4): Ditto.
1904 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
1905 instructions for intrinsics.
1906 (fma4i_fmsub<mode>4): Ditto.
1907 (fma4i_fnmadd<mode>4): Ditto.
1908 (fma4i_fnmsub<mode>4): Ditto.
1909 (fma4i_vmfmadd<mode>4): Ditto.
1910 (fma4i_vmfmsub<mode>4): Ditto.
1911 (fma4i_vmfnmadd<mode>4): Ditto.
1912 (fma4i_vmfnmsub<mode>4): Ditto.
1913 (fma4i_fmadd<mode>4256): Ditto.
1914 (fma4i_fmsub<mode>4256): Ditto.
1915 (fma4i_fnmadd<mode>4256): Ditto.
1916 (fma4i_fnmsub<mode>4256): Ditto.
1917 (fma4i_fmaddsubv8sf4): Ditto.
1918 (fma4i_fmaddsubv4sf4): Ditto.
1919 (fma4i_fmaddsubv4df4): Ditto.
1920 (fma4i_fmaddsubv2df4): Ditto.
1921 (fma4i_fmsubaddv8sf4): Ditto.
1922 (fma4i_fmsubaddv4sf4): Ditto.
1923 (fma4i_fmsubaddv4df4): Ditto.
1924 (fma4i_fmsubaddv2df4): Ditto.
1926 * doc/invoke.texi (-mfma4): Add documentation.
1927 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
1929 2009-09-29 Richard Henderson <rth@redhat.com>
1931 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
1932 an edge to the new destination block.
1934 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1937 * pa.c (hppa_profile_hook): Use
1938 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
1940 2009-09-29 Steve Ellcey <sje@cup.hp.com>
1941 Alexander Monakov <amonakov@ispras.ru>
1944 * config/ia64/predicates.md (not_postinc_destination_operand): New.
1945 (not_postinc_memory_operand): New.
1946 (not_postinc_move_operand): New.
1947 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
1948 (*cmovsi_internal): Ditto.
1950 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
1952 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
1953 restrict issue_rate in first pass when scheduling for register
1956 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
1957 Rafael Avila de Espindola <espindola@google.com>
1959 * gengtype.c (plugin_output): New.
1960 (get_output_file_with_visibility): Return plugin_output for plugins.
1961 (main): Parse and use the -P option.
1962 * gty.texi: Update the command line format.
1964 2009-09-29 Jakub Jelinek <jakub@redhat.com>
1967 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
1969 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
1970 out if !const_ok_for_output.
1973 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
1974 case VAR_LOCATION>: Remove gcc_unreachable ().
1976 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
1978 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
1979 (x86_64-*-*): Ditto.
1980 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
1981 back to smmintrin.h.
1982 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
1983 * config/i386/x86intrin.h: Remove SSE5.
1984 * config/i386/mmintrin-common.h: Delete file.
1985 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
1987 2009-09-29 Richard Guenther <rguenther@suse.de>
1989 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
1990 resulting from stack temporaries on STRICT_ALIGNMENT targets.
1992 2009-09-29 Nick Clifton <nickc@redhat.com>
1994 * function.c (current_function_name): If there is no current
1995 function just return "<none>".
1997 2009-09-28 Sriraman Tallam <tmsriram@google.com>
1999 * tree-pass.h (register_pass_info): New structure.
2000 (pass_positioning_ops): Move enum from gcc-plugin.h.
2001 (register_pass): New function.
2002 * gcc-plugin.h (plugin_pass): Delete structure.
2003 (pass_positioning_ops): Delete enum.
2004 * plugin.c (regsiter_pass): Delete function.
2005 (position_pass): Delete function.
2006 (added_pass_nodes): Delete variable.
2007 (prev_added_pass_nodes): Delete variable.
2008 (pass_list_node): Delete structure.
2009 * passes.c (make_pass_instance): New function.
2010 (next_pass_1): Change to call make_pass_instance.
2011 (pass_list_node): Move structure from gcc-plugin.h.
2012 (added_pass_nodes): Move variable from plugin.c.
2013 (prev_added_pass_nodes): Move variable from plugin.c.
2014 (position_pass): New function.
2015 (register_pass): New function.
2017 2009-09-28 Easwaran Raman <eraman@google.com>
2019 * ifcvt.c (noce_try_abs): Recognize pattern and call
2020 expand_one_cmpl_abs_nojump.
2021 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2022 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2024 2009-09-28 Ian Lance Taylor <iant@google.com>
2027 * c-opts.c (c_common_handle_option): Don't set
2028 warn_jump_misses_init for -Wall.
2029 * doc/invoke.texi (Warning Options): Update documentation.
2031 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2033 * Makefile.in ($(out_object_file)): Depend on
2034 gt-$(basename $(notdir $(out_file))).h.
2036 2009-09-28 Richard Henderson <rth@redhat.com>
2038 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2039 * except.c (gen_eh_region): Set it.
2040 (duplicate_eh_regions_1): Copy it.
2041 * tree-eh.c (lower_resx): Use it to determine which function
2044 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2045 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2046 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2047 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2048 BUILT_IN_CXA_END_CLEANUP if necessary.
2050 * c-common.c (c_define_builtins): Update call to
2051 build_common_builtin_nodes.
2053 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2055 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2057 2009-09-28 Michael Matz <matz@suse.de>
2059 * builtins.c (interclass_mathfn_icode): New helper.
2060 (expand_builtin_interclass_mathfn): Use it here, and split folding
2062 (fold_builtin_interclass_mathfn): ... this new folder.
2063 (build_call_nofold_loc): New static helper.
2064 (build_call_nofold): New wrapper macro for above.
2065 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2066 (expand_builtin_pow): Ditto.
2067 (expand_builtin_memset_args): Ditto.
2068 (expand_builtin_printf): Ditto.
2069 (expand_builtin_fprintf): Ditto.
2070 (expand_builtin_sprintf): Ditto.
2071 (expand_builtin_memory_chk): Ditto.
2072 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2073 (expand_builtin_stpcpy): Ditto.
2074 (expand_builtin_strcmp): Ditto.
2075 (expand_builtin_strncmp): Ditto.
2076 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2077 (expand_builtin_strcpy_args): Don't call folders.
2078 (expand_builtin_memcmp): Ditto.
2079 (expand_builtin_strncpy): Ditto, and use target.
2080 (expand_builtin_memcpy): Ditto.
2081 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2082 expand_builtin_strpbrk, expand_builtin_memmove,
2083 expand_builtin_memmove_args, expand_builtin_bcopy,
2084 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2085 expand_builtin_strspn, expand_builtin_strcspn,
2086 expand_builtin_fputs): Remove these.
2087 (expand_builtin): Don't call the above, change calls to other
2088 expanders that changed prototype.
2089 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2090 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2091 fold_builtin_interclass_mathfn.
2092 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2093 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2095 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2096 * passes.c (init_optimization_passes): Move pass_fold_builtins
2097 after last phiopt pass.
2098 * tree-inline.c (fold_marked_statements): When folding builtins
2099 iterate over all instruction potentially generated.
2100 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2102 (fold_gimple_call): Use it to always fold calls (into potentially
2103 multiple instructions).
2104 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2105 calls into zero at this time.
2106 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2107 statements generated by builtin folding.
2109 2009-09-28 Nick Clifton <nickc@redhat.com>
2111 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2113 2009-09-28 Duncan Sands <baldrick@free.fr>
2115 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2116 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2117 (register_callback): Dispatch it.
2118 (invoke_plugin_callbacks): Incorporate in sanity check.
2119 * ggc.h (ggc_register_cache_tab): Add declaration.
2120 * ggc-common.c (ggc_register_root_tab): Simplify.
2121 (const_ggc_cache_tab_t): New typedef.
2122 (extra_cache_vec): New vector of dynamically added cache tables.
2123 (ggc_register_cache_tab): New function.
2124 (ggc_scan_cache_tab): New function.
2125 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2126 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2128 2009-09-27 Richard Henderson <rth@redhat.com>
2130 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2131 which we remove __builtin_stack_restore.
2133 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2135 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2136 to test for GRD_INVARIANT.
2137 (simple_rhs_p): Anything that's function_invariant_p is fine.
2139 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2141 * gengtype.c (main): Use plunge_files instead of plugin_output.
2143 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2144 Rafael Avila de Espindola <espindola@google.com>
2146 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2147 Don't print pch related info if it is false.
2148 (main): Don't print pch info in plugin mode.
2150 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2152 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2153 with dw_val_class_const_double.
2154 (struct dw_val_struct): Replace val_long_long with val_double and
2155 adjust for above change.
2156 (output_loc_operands): Likewise.
2157 (add_AT_long_long): Rename into...
2158 (add_AT_double): ...this.
2159 (print_die): Replace dw_val_class_long_long with
2160 dw_val_class_const_double and adjust.
2161 (attr_checksum): Likewise.
2162 (same_dw_val_p): Likewise.
2163 (size_of_die): Likewise.
2164 (value_format): Likewise.
2165 (output_die): Likewise.
2166 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2167 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2168 instead of add_AT_long_long.
2169 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2170 value with the precision of its type.
2172 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2175 * c-typeck.c (build_conditional_expr): Use the readonly and
2176 volatile flags of the operand types, not of the operands itself.
2178 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2180 * collect2.c (main): Look for -brtl before adding libraries.
2182 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2184 * config.gcc: Update OpenBSD targets.
2185 * config/openbsd-stdint.h: New file.
2186 * config/openbsd-libpthread.h: New file.
2187 * config/openbsd.h: Update and break out LIB_SPEC definition.
2188 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2189 * config/i386/openbsdelf.h: Correct types.
2190 * config/m68k/openbsd.h: Likewise.
2191 * config/mips/openbsd.h: Likewise.
2192 * config/vax/openbsd.h: Likewise.
2194 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2196 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2197 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2198 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2199 of the length and zero.
2201 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2203 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2204 (FLAGS_H): Add options.h $(REAL_H).
2205 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2206 (TREE_VECTORIZER_H): New.
2207 (EBITMAP_H): Renamed from EBIMAP_H.
2208 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2209 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2210 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2211 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2212 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2213 (graphite-clast-to-gimple.o, graphite-dependences.o)
2214 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2215 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2216 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2217 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2218 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2219 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2220 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2221 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2222 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2223 updated and fixed as per above changes and per
2224 check_makefile_deps.sh output.
2227 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2228 * configure: Regenerate.
2230 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2232 * doc/install.texi: Update minimum MPC version to 0.7.
2234 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2236 * doc/install.texi (Binaries): Remove reference to the binary
2237 distribution CD-ROM from the FSF.
2239 2009-09-26 Michael Matz <matz@suse.de>
2243 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2244 that are mentioned in the body.
2246 2009-09-26 Michael Matz <matz@suse.de>
2248 PR tree-optimization/41454
2249 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2250 (tree_ssa_dominator_optimize): Don't allocate and free it.
2251 (dom_opt_leave_block): Don't iterate over it.
2252 (eliminate_redundant_computations): Don't return a value.
2253 (cprop_operand, cprop_into_stmt): Ditto.
2254 (optimize_stmt): Don't defer updating stmts.
2256 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2258 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2259 generic_parameter_die, template_parameter_pack_die,
2260 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2261 renaming DW_TAG_formal_parameter_pack and
2262 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2263 and DW_TAG_GNU_template_parameter_pack.
2265 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2267 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2268 * config/v850/v850.c (v850_function_value): New function.
2269 (TARGET_FUNCTION_VALUE): Define.
2271 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2273 * tree-vect-stmts.c (vectorizable_call): Call
2274 mark_symbols_for_renaming after vect_finish_stmt_generation.
2276 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2277 to loc_descriptor_from_tree.
2278 (add_location_or_const_value_attribute): Pass 0 instead of 2
2279 for decl_by_reference_p decls.
2281 2009-09-25 Richard Guenther <rguenther@suse.de>
2284 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2287 2009-09-25 Ben Elliston <bje@au.ibm.com>
2289 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2292 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2294 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2295 form of instruction.
2297 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2300 * fold-const.c (const_binop): Handle complex int division.
2301 * tree-complex.c (expand_complex_div_straight,
2302 expand_complex_div_wide): Update comments.
2304 2009-09-24 DJ Delorie <dj@redhat.com>
2307 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2308 (reg_class): Likewise.
2309 (REG_CLASS_NAMES): Likewise.
2310 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2311 (m32c_override_options): Disable -fivopts for M32C.
2313 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2315 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2316 Delete VSX load/store with update support.
2317 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2318 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2322 (VStype_load_update): Ditto.
2323 (VStype_store_update): Ditto.
2324 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2325 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2327 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2328 load/store with update builtins.
2330 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2332 * libgcc2.c (L_trampoline): Prototype for getpagesize
2333 and mprotect in WINNT case.
2335 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2337 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2338 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2339 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2340 'outgoing' argument.
2341 (TARGET_FUNCTION_VALUE): Define.
2343 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2345 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2347 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2350 * common.opt: Initialize dwarf_strict to -1.
2351 * toplev.c (process_options): Catch unset dwarf_strict
2352 and set to 0 for all targets not overriding.
2353 * config/darwin.c (darwin_override_options): Catch unset
2354 dwarf_strict and override to 1.
2356 2009-09-24 Jeff Law <law@redhat.com>
2358 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2360 2009-09-24 Richard Guenther <rguenther@suse.de>
2362 PR tree-optimization/36143
2363 PR tree-optimization/38747
2364 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2365 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2367 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2370 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2371 return false instead of gcc_unreachable (). For CONST return the
2372 value returned by recursive call instead of always returning true.
2373 (tree_add_const_value_attribute): Return the value returned by
2374 add_const_value_attribute instead of always returning true if rtl
2377 2009-09-23 Justin Seyster <jrseys@gmail.com>
2379 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2381 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2383 * cgraphunit.c (cgraph_lower_function): Revert last change.
2384 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2385 instead of DECL_NO_STATIC_CHAIN.
2386 * tree-cfg.c (verify_gimple_call): Likewise.
2387 * tree-nested.c (get_chain_decl, get_chain_field,
2388 convert_tramp_reference_op, convert_gimple_call): Likewise.
2389 (convert_all_function_calls): Likewise. Always set or clear
2390 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2391 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2392 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2394 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2395 DECL_NO_STATIC_CHAIN.
2396 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2397 instead of DECL_NO_STATIC_CHAIN.
2398 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2399 decl_function_context.
2400 * varasm.c (initializer_constant_valid_p): Likewise.
2401 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2402 (DECL_STATIC_CHAIN): ... this.
2403 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2404 instead of DECL_NO_STATIC_CHAIN.
2406 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2407 Rafael Avila de Espindola <espindola@google.com>
2409 * gengtype.c (nb_plugin_files): Make it unsigned to match
2410 num_gt_files. Adjust other variables to avoid warnings.
2411 (main): Allocate an all zero lang_bitmap before each plugin file name
2412 to match regular file names.
2414 2009-09-23 Richard Henderson <rth@redhat.com>
2416 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2417 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2418 static chain passed in memory.
2419 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2420 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2421 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2422 STATIC_CHAIN_REGNUM defined.
2424 * config/picochip/picochip-protos.h: s/class/klass/.
2425 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2426 (picochip_static_chain): New.
2427 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2428 (STATIC_CHAIN_INCOMING): Remove.
2430 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2431 (xtensa_static_chain): New.
2432 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2433 (STATIC_CHAIN_INCOMING): Remove.
2435 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2437 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2438 * config/pa/pa-protos.h (function_value): Remove.
2439 * config/pa/pa.c (pa_function_value): Rename from function_value.
2440 Make static, add 'outgoing' argument.
2441 (TARGET_FUNCTION_VALUE): Define.
2443 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2445 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2446 instead of cfun->machine->is_leaf.
2447 * config/avr/avr.h (machine_function): Remove is_leaf field.
2449 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2452 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2453 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2454 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2455 the same size, prefer DW_OP_stack_value.
2456 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2457 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2459 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2462 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2464 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2467 * cfgexpand.c (convert_debug_memory_address): New.
2468 (expand_debug_expr): Convert base address and offset to the same
2469 mode. Use it to convert addresses to other modes. Accept
2472 2009-09-23 Richard Guenther <rguenther@suse.de>
2474 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2475 produced for bigendian targets with promoted subregs.
2477 2009-09-23 Richard Guenther <rguenther@suse.de>
2479 * value-prof.c (gimple_ic): Purge old EH edges only after building
2482 2009-09-23 Nick Clifton <nickc@redhat.com>
2484 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2486 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2489 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2492 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2493 on non-nested functions.
2495 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2496 Jan Hubicka <jh@suse.cz>
2498 * dwarf2out.c (loc_list_plus_const): Only define if
2499 DWARF2_DEBUGGING_INFO.
2500 (address_of_int_loc_descriptor): Likewise.
2503 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2505 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2508 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2509 constant is more than zero.
2511 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2514 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2515 call final to emit non-scheduled prologue, instead insert at entry.
2517 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2518 Joseph S. Myers <joseph@codesourcery.com>
2520 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2522 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2523 Rafael Avila de Espindola <espindola@google.com>
2525 * gengtype.c (is_file_equal): New function.
2526 (close_output_files): Use is_file_equal. Free of->buf.
2528 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2529 Rafael Avila de Espindola <espindola@google.com>
2531 * gengtype.c (write_types, write_local): Add the output_header
2532 argument. Update all callers.
2534 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2536 * dwarf2out.c (template_parameter_pack_die,
2537 gen_formal_parameter_pack_die ): New functions.
2538 (make_ith_pack_parameter_name): Remove this function.
2539 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2540 DW_TAG_formal_parameter_pack.
2541 (gen_generic_params_dies): Represent each template parameter pack
2542 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2543 represented by usual DW_TAG_template_*_parameter DIEs that are
2544 children of the DW_TAG_template_parameter_pack element DIE.
2545 (generic_parameter_die): This doesn't deal with parameter pack
2546 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2547 of parameter pack DIEs.
2548 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2549 in certain cases, e.g. for pack elements.
2550 (gen_formal_types_die, gen_decl_die): Adjust usage of
2551 gen_formal_parameter_die.
2552 (gen_subprogram_die): Represent each function parameter pack by a
2553 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2554 represented by usual DW_TAG_formal_parameter DIEs that are children
2555 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2556 ____builtin_va_alist decls as no part of the compiler uses those
2558 * langhooks.h (struct lang_hooks_for_decls): Add
2559 function_parm_expanded_from_pack_p, get_generic_function_decl
2560 and function_parameter_pack_p hooks. Fix comment for
2561 get_innermost_generic_parms hook.
2562 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2563 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2564 macros and use them to initialize lang_hook.
2566 2009-09-22 Richard Henderson <rth@redhat.com>
2568 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2569 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2570 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2571 on TRAMPOLINE_TEMPLATE.
2572 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2573 TRAMPOLINE_ADJUST_ADDRESS.
2574 * targhooks.c (default_asm_trampoline_template): Remove.
2575 (default_trampoline_adjust_address): Remove.
2576 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2577 * targhooks.h: Update decls.
2579 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2581 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2582 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2583 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2585 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2588 * reload1.c (reload): Reset debug insns with pseudos without
2591 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2593 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2594 unconditional true for decimal float modes.
2595 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2596 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2598 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2600 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2601 Enable a new case for __FreeBSD__ >= 7.
2602 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2603 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2604 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2605 and USE_LD_AS_NEEDED.
2607 * doc/install.texi (*-*-freebsd*): Update target information.
2609 2009-09-22 Richard Guenther <rguenther@suse.de>
2612 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2613 arrays really properly.
2615 2009-09-22 Richard Henderson <rth@redhat.com>
2618 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2619 calls.static_chain, calls.trampoline_init,
2620 calls.trampoline_adjust_address.
2621 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2622 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2623 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2624 * builtins.c (expand_builtin_setjmp_receiver): Use
2625 targetm.calls.static_chain; only clobber registers.
2626 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2627 set up memory attributes properly for the trampoline block.
2628 (expand_builtin_adjust_trampoline): Use
2629 targetm.calls.trampoline_adjust_address.
2630 * calls.c (prepare_call_address): Add fndecl argument. Use
2631 targetm.calls.static_chain.
2632 * df-scan.c (df_need_static_chain_reg): Remove.
2633 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2634 consolodate static chain handling.
2635 * doc/tm.texi: Document new hooks.
2636 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2637 (init_emit_regs): Don't initialize them.
2638 * expr.h (prepare_call_address): Update decl.
2639 * final.c (profile_function): Use targetm.calls.static_chain.
2640 * function.c (expand_function_start): Likewise.
2641 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2642 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2643 only clobber registers.
2644 * targhooks.c (default_static_chain): New.
2645 (default_asm_trampoline_template, default_trampoline_init): New.
2646 (default_trampoline_adjust_address): New.
2647 * targhooks.h: Declare them.
2648 * varasm.c (assemble_trampoline_template): Use
2649 targetm.asm_out.trampoline_template. Make the memory block const
2652 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2653 alpha_initialize_trampoline. Make static. Merge VMS parameter
2654 differences into the TARGET_ABI_OPEN_VMS code block.
2655 (TARGET_TRAMPOLINE_INIT): New.
2656 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2657 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2658 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2659 (INITIALIZE_TRAMPOLINE): Remove.
2661 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2662 (TRAMPOLINE_TEMPLATE): Merge with ...
2663 (INITIALIZE_TRAMPOLINE): ... this and move ...
2664 * config/arc/arc.c (arc_trampoline_init): ... here.
2665 (TARGET_TRAMPOLINE_INIT): New.
2667 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2668 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2669 (arm_asm_trampoline_template): New.
2670 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2671 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2672 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2673 code to arm_asm_trampoline_template.
2674 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2675 arm_trampoline_adjust_address.
2676 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2677 adjust for target hook parameters.
2679 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2682 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2683 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2684 (bfin_trampoline_init): Rename from initialize_trampoline;
2685 make static; update for target hook parameters.
2686 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2687 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2688 bfin_asm_trampoline_template.
2689 (INITIALIZE_TRAMPOLINE): Remove.
2691 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2692 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2693 cris_trampoline_init): New.
2694 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2695 cris_asm_trampoline_template.
2696 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2697 adjust for target hook parameters.
2699 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2701 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2702 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2703 fr30_trampoline_init): New.
2704 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2705 fr30_asm_trampoline_template.
2706 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2707 adjust for target hook parameters.
2709 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2710 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2711 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2712 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2713 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2715 * config/h8300/h8300.c (h8300_trampoline_init): New.
2716 (TARGET_TRAMPOLINE_INIT): New.
2717 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2718 to h8300_trampoline_init and adjust for hook parameters.
2720 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
2721 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
2722 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
2723 make static; adjust for hook parameters.
2724 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
2726 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2727 (TARGET_TRAMPOLINE_INIT): New.
2728 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
2729 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
2730 iq2000_asm_trampoline_template.
2731 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
2732 (TRAMPOLINE_CODE_SIZE): New.
2733 (TRAMPOLINE_SIZE): Use it.
2734 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
2736 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
2737 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
2738 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
2739 adjust for hook parameters.
2740 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
2742 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
2743 (m32r_trampoline_init): New.
2744 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
2745 m32r_trampoline_init.
2747 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
2748 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
2749 make static; update for hook parameters.
2750 * config/m68hc11/m68hc11-protos.h: Update.
2751 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
2753 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2754 (TARGET_TRAMPOLINE_INIT): New.
2755 (mcore_function_value): Fix typo.
2756 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
2757 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
2758 to mcore_asm_trampoline_template.
2759 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
2761 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
2762 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
2763 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
2764 update for hook parameters.
2765 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
2767 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2768 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2769 mips_trampoline_init): New.
2770 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
2771 mips_asm_trampoline_template.
2772 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
2773 update for hook parameters.
2775 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2776 (TARGET_TRAMPOLINE_INIT): New.
2777 (mmix_trampoline_size): Remove.
2778 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
2779 make static. Remove out-of-date tetra vs octa comment.
2780 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
2781 make static; update for hook parameters.
2782 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
2783 (INITIALIZE_TRAMPOLINE): Remove.
2784 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
2785 (TRAMPOLINE_ALIGNMENT): New.
2786 * gcc/config/mmix/mmix-protos.h: Update.
2788 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2789 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2790 mn10300_trampoline_init): New.
2791 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
2792 mn10300_asm_trampoline_template.
2793 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
2795 * config/moxie/moxie.c (moxie_static_chain,
2796 moxie_asm_trampoline_template, moxie_trampoline_init,
2797 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
2798 TARGET_TRAMPOLINE_INIT): New.
2799 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
2800 moxie_trampoline_init.
2801 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
2802 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2804 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2805 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
2806 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
2807 pa_trampoline_adjust_address): New.
2808 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
2809 pa_asm_trampoline_template.
2810 (TRAMPOLINE_ALIGNMENT): New.
2811 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
2812 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
2813 adjust for hook parameters.
2814 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
2816 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
2817 (TARGET_TRAMPOLINE_INIT): New.
2818 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
2819 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
2821 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
2823 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
2824 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
2825 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
2826 make static; adjust parameters for the hook.
2827 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
2829 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
2830 s390_trampoline_template; make static.
2831 (s390_trampoline_init): Rename from s390_initialize_trampoline;
2832 make static; adjust for target hook.
2833 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2834 * config/s390/s390-protos.h: Remove trampoline decls.
2835 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
2836 (TRAMPOLINE_TEMPLATE): Remove.
2837 (TRAMPOLINE_ALIGNMENT): New.
2839 * config/score/score-protos.h (score_initialize_trampoline): Remove.
2840 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2841 (TARGET_TRAMPOLINE_INIT): New.
2842 (score_asm_trampoline_template): New.
2843 (score_trampoline_init): Rename from score_initialize_trampoline;
2844 make static; adjust for hook parameters.
2845 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
2846 score[37]_asm_trampoline_template.
2847 (INITIALIZE_TRAMPOLINE): Remove.
2848 * config/score/score3.c (score3_asm_trampoline_template): New.
2849 (score3_trampoline_init): Rename from score3_initialize_trampoline;
2850 adjust for target hook.
2851 * config/score/score7.c (score7_asm_trampoline_template): New.
2852 (score7_trampoline_init): Rename from score7_initialize_trampoline;
2853 adjust for target hook.
2854 * config/score/score3.h, config/score/score7.h: Update.
2856 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
2857 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
2858 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2859 (sh_trampoline_init): Rename from sh_initialize_trampoline;
2860 make static; adjust for target hook parameters.
2861 (sh_trampoline_adjust_address): New.
2862 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
2863 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
2865 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
2866 (sparc32_initialize_trampoline): Rename from
2867 sparc_initialize_trampoline; make static; replace tramp parameter
2868 with m_tramp and update memory accesses.
2869 (sparc64_initialize_trampoline): Similarly.
2870 (sparc_trampoline_init): New.
2871 * config/sparc/sparc-protos.h: Remove trampoline decls.
2872 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
2873 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
2875 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
2876 (array_to_constant): Make ARR parameter const.
2877 (spu_trampoline_init): Rename from spu_initialize_trampoline;
2878 make static; update for hook parameters.
2879 * config/spu/spu-protos.h: Update decls.
2880 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
2882 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
2883 from xstormy16_initialize_trampoline; make static; update for
2885 (TARGET_TRAMPOLINE_INIT): New.
2886 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
2888 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2889 (TARGET_TRAMPOLINE_INIT): New.
2890 (v850_can_eliminate): Make static.
2891 (v850_asm_trampoline_template, v850_trampoline_init): New.
2892 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
2893 v850_asm_trampoline_template.
2894 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
2895 and adjust for target hook parameters.
2897 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2898 (TARGET_TRAMPOLINE_INIT): New.
2899 (vax_asm_trampoline_template, vax_trampoline_init): New.
2900 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
2901 vax_asm_trampoline_template.
2902 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
2904 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2905 (TARGET_TRAMPOLINE_INIT): New.
2906 (xtensa_asm_trampoline_template): Rename from
2907 xtensa_trampoline_template; make static.
2908 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
2909 make static; update for hook parameters.
2910 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
2911 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
2912 (INITIALIZE_TRAMPOLINE): Remove.
2914 * config/i386/i386.c (ix86_function_regparm): Do not issue an
2915 error for nested functions with regparm=3.
2916 (ix86_compute_frame_layout): Adjust frame pointer offset for
2917 ix86_static_chain_on_stack.
2918 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
2919 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
2920 don't reset to UNITS_PER_WORD.
2921 (ix86_emit_leave): Adjust ix86_cfa_state.
2922 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
2923 (ix86_static_chain): New.
2924 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
2925 make static; update for target hook parameters; use ix86_static_chain.
2926 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2927 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
2928 (INITIALIZE_TRAMPOLINE): Remove.
2929 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
2930 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
2931 to the end. Add static_chain_on_stack.
2932 (ix86_static_chain_on_stack): New.
2934 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
2935 (m68k_output_mi_thunk): Don't use static_chain_rtx.
2936 (m68k_trampoline_init): New.
2937 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
2938 m68k_trampoline_init and adjust for hook parameters.
2939 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
2940 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
2942 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2944 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
2945 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
2947 * reload1.c (reload): Call wrap_constant when substituting
2948 reg for equiv inside of DEBUG_INSNs.
2951 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
2952 add_call_src_coords_attributes, add_high_low_attributes,
2953 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
2954 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
2955 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
2956 when -gdwarf-2 -gstrict-dwarf.
2957 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
2958 -gdwarf-[23] -gstrict-dwarf.
2959 (address_of_int_loc_descriptor, loc_descriptor,
2960 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
2961 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
2962 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
2964 2009-09-22 Richard Guenther <rguenther@suse.de>
2966 PR tree-optimization/41428
2967 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
2968 (ccp_finalize): Pass it to substitute_and_fold.
2970 2009-09-22 Richard Guenther <rguenther@suse.de>
2972 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
2973 (substitute_and_fold): Adjust prototype.
2974 * tree-vrp.c (vrp_evaluate_conditional): Make static.
2975 (simplify_stmt_using_ranges): Likewise.
2976 (fold_predicate_in): Move here from tree-ssa-propagate.c.
2977 (vrp_fold_stmt): New function.
2978 (vrp_finalize): Pass it to substitute_and_fold.
2979 * tree-flow.h (vrp_evaluate_conditional): Remove.
2980 (simplify_stmt_using_ranges): Likewise.
2981 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
2982 * tree-ssa-copy.c (fini_copy_prop): Likewise.
2983 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
2985 (fold_predicate_in): Move to tree-vrp.c.
2986 (substitute_and_fold): Use the callback instead of calling into
2987 tree-vrp.c functions directly.
2989 2009-09-22 Jakub Jelinek <jakub@redhat.com>
2991 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
2992 comparison warning on rs6000.
2995 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
2996 GIMPLE_EH_MUST_NOT_THROW cleanup.
2997 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
2999 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3002 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3003 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3004 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3005 libSystem which is derived from the gcc 4.2.1 unwinder.
3007 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3010 * varasm.c (default_encode_section_info): Copy TLS model into
3011 sym_ref flags regardless of backend support for TLS, for all
3012 model types except TLS_MODEL_EMULATED.
3014 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3017 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3018 we can handle it correctly.
3020 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3022 * doc/install.texi (os2): Remove section.
3024 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3026 * doc/standards.texi (Objective-C): Adjust two URLs.
3028 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3030 * tree-tailcall.c (process_assignment): Don't check if a
3031 multiplication or an addition are already present.
3032 (find_tail_calls): Combine multiple additions and multiplications.
3033 (adjust_accumulator_values): Emit accumulators.
3035 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3037 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3038 xmm register restore.
3040 2009-09-21 Jan Hubicka <jh@suse.cz>
3042 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3043 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3046 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3048 * stor-layout.c (layout_type): Remove obsolete code.
3050 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3053 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3055 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3058 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3059 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3060 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3061 * fold-const.c (const_binop): Likewise.
3062 * real.h (do_mpc_arg2): Update prototype.
3064 2009-09-20 Jan Hubicka <jh@suse.cz>
3066 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3067 (add_location_or_const_value_attribute): Rewrite using
3069 (tree_add_const_value_attribute): Return true if successful.
3070 (tree_add_const_value_attribute_for_decl): Likewise.
3072 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3073 (loc_descriptor): ... here;
3074 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3075 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3076 pool items that was not marked for output.
3077 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3078 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3079 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3080 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3081 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3082 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3083 DW_OP_stack_value to get address of items that are not available
3085 (dw_loc_list): Handle single element lists correctly.
3087 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3088 Pascal Obry <obry@adacore.com>
3090 * unwind-dw2-fde.c (classify_object_over_fdes):
3091 Cast the constant 1 to _Unwind_Ptr.
3092 (add_fdes): Likewise.
3093 (linear_search_fdes): Likewise.
3095 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3097 * stor-layout.c (set_sizetype): Avoid useless type copy.
3099 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3101 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3103 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3104 * configure, config.in: Regenerate.
3105 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3107 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3108 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3109 for global data if the output could be used in a shared library.
3110 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3111 to 0 if TARGET_WRITABLE_EH_FRAME.
3113 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3115 PR rtl-optimization/39886
3116 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3117 just when insn is equal to BB_END (bb).
3119 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3121 * config/mips/mips.opt (mrelax-pic-calls): New option.
3122 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3124 (mips_unspec_call): Change "unspec_call" expander into this.
3125 (mips_strip_unspec_call): New function.
3126 (mips_got_load): Call mips_unspec_call instead of
3127 gen_unspec_call<mode>.
3128 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3130 (mips_cfg_in_reorg): New function.
3131 (mips16_lay_out_constants): Use it to decide whether to call
3132 CFG-aware insn splitting.
3133 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3134 mips_reorg. Move DF set-up code from here ...
3135 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3137 (mips_reorg): Call mips_df_reorg instead of
3138 r10k_insert_cache_barriers. Move CFG set-up code here from
3139 r10k_insert_cache_barriers.
3140 (mips_call_expr_from_insn): New function.
3141 (mips_pic_call_symbol_from_set): Likewise.
3142 (mips_find_pic_call_symbol): Likewise.
3143 (mips_annotate_pic_call_expr): Likewise.
3144 (mips_get_pic_call_symbol): Likewise.
3145 (mips_annotate_pic_calls): Likewise.
3146 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3148 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3149 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3150 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3152 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3153 (unspec_call<mode>): Remove it.
3154 (sibcall_internal, sibcall_value_internal,
3155 sibcall_value_multiple_internal, call_internal, call_split,
3156 call_value_internal, call_value_split,
3157 call_value_multiple_internal, call_value_multiple_split): Pass
3158 SIZE_OPNO to MIPS_CALL.
3159 (call_internal_direct, call_direct_split,
3160 call_value_internal_direct, call_value_direct_split): Pass -1 as
3161 SIZE_OPNO to MIPS_CALL.
3162 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3163 * configure: Regenerate.
3164 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3165 and -mno-relax-pic-calls.
3166 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3168 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3171 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3172 in the directory this rule is called from, rather than the
3173 toplevel 'gcc' directory, to fix in-tree build.
3175 2009-09-19 Chris Demetriou <cgd@google.com>
3177 PR preprocessor/28435:
3178 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3179 to cpplib that the preprocessor output is needed.
3181 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3183 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3184 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3185 *return_and_restore_fpregs_<mode>,
3186 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3189 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3190 instead of assuming it has always a REG inside of it.
3192 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3194 * config/freebsd.h: Update comment on types.
3195 (WINT_TYPE): Define.
3197 2009-09-18 Jason Merrill <jason@redhat.com>
3199 * c.opt: Add -fno-deduce-init-list.
3201 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3203 * value-prof.c (interesting_stringop_to_profile_p): Added output
3204 argument to indicate which parameter is the size parameter.
3205 * value-prof.c (gimple_stringop_fixed_value): Use
3206 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3207 * value-prof.c (gimple_stringops_transform): Update call sites to
3208 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3210 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3213 From David Binderman <dcb314@hotmail.com>:
3214 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3215 local variable f. Remove stale comments.
3216 (ix86_compute_frame_layout): Remove useless local variable total_size.
3217 Remove #if 0'd code.
3218 (legitimate_address_p): Remove useless local variables
3219 reason_rtx and reason.
3220 (ix86_split_copysign_const): Remove useless local variable op1.
3221 (scale_counter): Remove useless local variable piece_size_mask.
3223 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3225 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3228 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3231 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3233 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3235 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3238 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3240 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3241 DW_OP_implicit_value even without dwarf_version 4.
3243 2009-09-17 Jan Hubicka <jh@suse.cz>
3245 * dwarf2out.c: Include tree-pass.h and gimple.h.
3246 (loc_list_plus_const): New function.
3247 (loc_descriptor_from_tree_1): Rename to ...
3248 (loc_descriptor_from_tree): ... remove original.
3249 (loc_list_from_tree): New function.
3250 (add_AT_location_description): Accept location list.
3251 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3252 (concatn_mem_loc_descriptor): Remove.
3253 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3255 (secname_for_decl): Move up.
3256 (hidden_reference_p): New function; break out from ...
3257 (loc_by_refernece): ... here; move up.
3258 (dw_loc_list): New function.
3259 (single_element_loc_list): New function.
3260 (single_element_loc_list_p): New function.
3261 (add_loc_descr_to_each): New function.
3262 (add_loc_list): New function.
3263 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3264 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3265 add diagnostics why expansion failed.
3266 (add_location_or_const_value_attribute): Support location lists.
3267 (add_bound_info): Likewise.
3268 (descr_info_loc): Update call of loc_descriptor_from_tree.
3269 (gen_variable_die): Work on location lists.
3270 * final.c (pass_final): Add dump file.
3271 * Makefile.in (dwarf2out.o): Add new dependencies.
3273 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3276 * real.c decimal_from_integer, decimal_integer_string): New.
3277 (real_from_integer): Use them as special case for decimal float.
3278 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3279 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3280 Do not append zero after the decimal point in string to convert.
3282 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3284 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3285 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3287 2009-09-17 Martin Jambor <mjambor@suse.cz>
3289 * common.opt (fipa-sra): New switch.
3290 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3291 * timevar.def (TV_IPA_SRA): New timevar.
3292 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3293 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3294 * tree-sra.c: Include cgraph.c.
3295 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3296 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3297 and grp_not_necessarilly_dereferenced.
3298 (func_param_count): New variable.
3299 (encountered_apply_args): New variable.
3300 (bb_dereferences): New variable.
3301 (final_bbs): New variable.
3302 (no_accesses_representant): New variable.
3303 (no_accesses_p): New function.
3304 (dump_access): Dump the new fields.
3305 (sra_initialize): Set encountered_apply_args to false.
3306 (get_ssa_base_param): New function.
3307 (mark_parm_dereference): New function.
3308 (create_access): Caring for INIDRECT_REFs and different handling of
3309 varialble length accesses in early IPA SRA. Store the stmt - a new
3310 parameter - to the new access.
3311 (build_access_from_expr_1): New parameter stmt, passed to
3312 create_access. Handle INDIRECT_REFs.
3313 (build_access_from_expr): Pass the current statement to
3314 build_access_from_expr_1.
3315 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3317 (build_accesses_from_assign): Pass the current statement to
3318 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3319 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3320 final_bbs when necessary. Check for calls to __builtin_apply_args.
3321 Fixup EH info if anythng was changed.
3322 (is_unused_scalar_param): New function.
3323 (ptr_parm_has_direct_uses): New function.
3324 (find_param_candidates): New function.
3325 (mark_maybe_modified): New function.
3326 (analyze_modified_params): New function.
3327 (propagate_dereference_distances): New function.
3328 (dump_dereferences_table): New function.
3329 (analyze_caller_dereference_legality): New function.
3330 (unmodified_by_ref_scalar_representative): New function.
3331 (splice_param_accesses): New function.
3332 (decide_one_param_reduction): New function.
3333 (enum ipa_splicing_result): New type.
3334 (splice_all_param_accesses): New function.
3335 (get_param_index): New function.
3336 (turn_representatives_into_adjustments): New function.
3337 (analyze_all_param_acesses): New function.
3338 (get_replaced_param_substitute): New function.
3339 (get_adjustment_for_base): New function.
3340 (replace_removed_params_ssa_names): New function.
3341 (sra_ipa_reset_debug_stmts): New function.
3342 (sra_ipa_modify_expr): New function.
3343 (sra_ipa_modify_assign): New function.
3344 (convert_callers): New function.
3345 (modify_function): New function.
3346 (ipa_sra_preliminary_function_checks): New function.
3347 (ipa_early_sra): New function.
3348 (ipa_early_sra_gate): New function.
3349 (pass_early_ipa_sra): New variable.
3350 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3352 2009-09-17 Michael Matz <matz@suse.de>
3355 * tree.c (build_type_attribute_qual_variant): Export.
3356 * tree.h (build_type_attribute_qual_variant): Declare.
3357 * tree-inline.c (remap_type_1): Use it to build variants with
3358 the original qualifiers and attributes.
3360 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3362 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3363 without a fallthrough edge.
3365 2009-09-16 DJ Delorie <dj@redhat.com>
3367 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3368 chip and ignore the "fast_interrupt" attribute if so.
3370 2009-09-16 Richard Henderson <rth@redhat.com>
3373 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3376 2009-09-16 Richard Henderson <rth@redhat.com>
3379 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3380 is set only if DECL_NO_STATIC_CHAIN is unset.
3381 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3382 (FOR_EACH_NEST_INFO): New.
3383 (walk_all_functions): Use it.
3384 (finalize_nesting_tree): Likewise.
3385 (unnest_nesting_tree): Likewise.
3386 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3387 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3388 (convert_gimple_call): Early out if gimple_call_chain already set.
3389 (convert_all_function_calls): Iterate until no new functions
3390 require a static chain.
3391 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3392 when building a trampoline. Use dump_function_to_file instead
3394 (lower_nested_functions): Open dump_file. Validate that decls
3395 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3396 bit reset by this pass.
3398 2009-09-16 Michael Matz <matz@suse.de>
3401 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3402 shorten decl_common_unused.
3403 (DECL_RESTRICTED_P): New accessor.
3404 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3405 to disambiguate marked decls and restrict pointers.
3407 2009-09-16 Richard Henderson <rth@redhat.com>
3410 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3412 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3414 * integrate.c (set_block_abstract_flags): Call
3415 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3417 2009-09-16 Richard Guenther <rguenther@suse.de>
3420 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3423 2009-09-16 DJ Delorie <dj@redhat.com>
3424 Kaz Kojima <kkojima@gcc.gnu.org>
3426 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3427 (sh_expand_prologue): Update calls to output_stack_adjust.
3428 (sh_expand_epilogue): Likewise.
3430 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3433 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3434 trying to limit the extent of searches in the insn stream.
3436 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3437 Jakub Jelinek <jakub@redhat.com>
3441 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3443 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3444 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3445 (rs6000_savres_strategy): Always save FP registers inline if the
3446 target doesn't support hardware double-precision. Set the above
3447 bits in return value when needed.
3448 (rs6000_savres_routine_sym): Fix computation for cache selector.
3449 Mark the generated symbol as a function. Rename exitp argument to
3450 lr. Move code for determining the name of the symbol...
3451 (rs6000_savres_routine_name): ...here. New function. Add cases for
3452 getting the names right on AIX and 64-bit Linux.
3453 (savres_routine_name): New variable.
3454 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3455 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3456 on what the target routine uses as a base register. If savep && lr
3457 describe saving of r0 into memory slot.
3458 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3459 line calls for AIX ABI.
3460 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3461 determine FP save/restore functions.
3462 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3463 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3465 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3466 Duplicate restoration of LR and execute the appropriate one
3467 depending on whether GPRs are being restored inline. Set r11 from
3468 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3469 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3470 Fix out of line calls for AIX ABI.
3471 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3473 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3475 (*restore_gpregs_spe): Likewise.
3476 (*return_and_restore_gpregs_spe): Likewise.
3477 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3478 Define to empty string unconditionally.
3479 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3480 Define to empty string unconditionally.
3481 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3484 2009-09-15 Jan Hubicka <jh@suse.cz>
3486 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3487 * params.def (inline-insns-auto): Likewise.
3489 2009-09-15 Martin Jambor <mjambor@suse.cz>
3491 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3492 individual statements only at TDF_DETAILS dump level. Format
3493 source for 80 characters per line.
3495 2009-09-15 Christian Bruel <christian.bruel@st.com>
3497 * regrename.c (do_replace): Update REG_DEAD notes.
3499 2009-09-15 Revital Eres <eres@il.ibm.com>
3501 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3502 * targhooks.c (default_builtin_support_vector_misalignment):
3503 New builtin function.
3504 * targhooks.h (default_builtin_support_vector_misalignment):
3506 * target.h (builtin_support_vector_misalignment):
3507 New field in struct gcc_target.
3508 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3509 new builtin function.
3510 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3512 * config/rs6000/rs6000.c
3513 (rs6000_builtin_support_vector_misalignment): New function.
3514 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3516 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3518 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3520 (bfin_optimize_loop): Likewise.
3521 (bfin_gen_bundles): Likewise.
3522 (workaround_speculation): Likewise.
3523 (find_load): Return NULL_RTX for debug_insn.
3525 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3527 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3530 2009-09-14 DJ Delorie <dj@redhat.com>
3532 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3533 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3536 2009-09-14 Richard Henderson <rth@redhat.com>
3537 Jakub Jelinek <jakub@redhat.com>
3539 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3540 * cfgbuild.c (make_edges): Handle asm goto.
3541 * cfglayout.c (fixup_reorder_chain): Likewise.
3542 * cfgrtl.c (patch_jump_insn): Likewise.
3543 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3544 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3545 (gimple_build_asm_vec): Add and use labels parameter.
3546 (gimple_build_asm): Remove.
3547 (walk_gimple_asm): Walk labels too.
3548 * gimple.def (GIMPLE_ASM): Update docs.
3549 * gimple.h: Update decls.
3550 (struct gimple_statement_asm): Change nc to use unsigned char;
3552 (gimple_asm_nlabels): New.
3553 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3554 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3555 into gimple_build_asm_vec.
3556 * jump.c (mark_jump_label_asm): New.
3557 (mark_jump_label): Use it.
3558 (redirect_jump_1): Handle asm goto.
3559 (invert_jump_1): Soft fail if X is null.
3560 * recog.c (extract_asm_operands): New.
3561 (asm_noperands): Use it; handle asm labels.
3562 (decode_asm_operands): Use extract_asm_operands.
3563 (asm_operand_ok): Properly handle empty string.
3564 * reg-stack.c (get_asm_operands_in_out): Rename from
3565 get_asm_operand_n_inputs; use extract_asm_operands; return both
3566 inputs and outputs by reference; update all callers.
3567 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3568 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3569 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3570 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3571 (extract_asm_operands): Declare.
3572 * stmt.c (expand_asm_operands): Add and use labels parameter.
3573 (check_unique_operand_names): Likewise.
3574 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3575 (expand_asm_stmt): Handle asm labels.
3576 * tree-cfg.c (make_gimple_asm_edges): New.
3577 (make_edges): Use it.
3578 (cleanup_dead_labels): Handle asm labels.
3579 (is_ctrl_altering_stmt): Likewise.
3580 (gimple_redirect_edge_and_branch): Likewise.
3581 * tree.def (ASM_EXPR): Add 5th operand.
3582 * tree.h (ASM_LABELS): New.
3583 (resolve_asm_operand_names): Update decl.
3585 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3586 (c_parser_asm_goto_operands): New.
3587 * c-tree.h (build_asm_expr): Update decl.
3588 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3589 * doc/extend.texi: Document asm goto.
3591 2009-09-14 Richard Henderson <rth@redhat.com>
3593 * except.h: Update declarations.
3594 (struct pointer_map_t): Forward declare.
3595 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3596 (struct eh_landing_pad_d, eh_landing_pad): New.
3597 (struct eh_catch_d, eh_catch): New.
3598 (struct eh_region_d): Remove next_region_sharing_label, aka,
3599 label, tree_label, landing_pad, post_landing_pad, resume,
3600 may_contain_throw. Rename region_number to index. Remove
3601 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3602 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3603 (VEC(eh_landing_pad,gc)): New.
3604 (struct eh_status): Remove last_region_number. Add lp_array,
3605 throw_stmt_table, ttype_data, ehspec_data.
3606 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3607 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3608 * except.c (lang_protect_cleanup_actions): Return tree.
3609 (struct ehl_map_entry): Remove.
3610 (init_eh_for_function): Push zero entries for region and lp_array.
3611 (gen_eh_region): Add to region_array immediately.
3612 (gen_eh_region_catch): Operate on eh_catch objects.
3613 (gen_eh_landing_pad): New.
3614 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3615 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3616 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3617 (get_eh_landing_pad_from_number_fn): New.
3618 (get_eh_landing_pad_from_number): New.
3619 (get_eh_region_from_lp_number_fn): New.
3620 (get_eh_region_from_lp_number): New.
3621 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3622 (get_exception_pointer, get_exception_filter): Remove.
3623 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3624 (current_function_has_exception_handlers): Simplify.
3625 (bring_to_root, eh_region_replaceable_by_p): Remove.
3626 (replace_region, hash_type_list, hash_eh_region): Remove.
3627 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3628 (label_to_region_map, num_eh_regions): Remove.
3629 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3630 (find_exception_handler_labels): Remove.
3631 (duplicate_eh_regions_0, find_prev_try): Remove.
3632 (struct duplicate_eh_regions_data): New.
3633 (duplicate_eh_regions_1): Rewrite.
3634 (duplicate_eh_regions): Return a pointer map instead of an
3636 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3637 (redirect_eh_edge_to_label): Remove.
3638 (eh_region_outermost): Rewrite using eh_region pointers
3639 instead of integers.
3640 (add_ttypes_entry): Update for ttype_data move to eh_status.
3641 (add_ehspec_entry): Rewrite with VEC instead of varray.
3642 (assign_filter_values): Likewise. Export.
3643 (build_post_landing_pads, connect_post_landing_pads): Remove.
3644 (dw2_build_landing_pads): Rewrite to use lp_array.
3645 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3646 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3647 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3648 (sjlj_mark_call_sites): Update for landing pad numbers.
3649 (finish_eh_generation): Rewrite.
3650 (gate_handle_eh): Do nothing for no eh tree.
3651 (pass_rtl_eh): Move up near finish_eh_generation.
3652 (remove_eh_landing_pad): New.
3653 (remove_eh_handler): Export.
3654 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3655 (for_each_eh_label): Rewrite to use lp_array.
3656 (make_reg_eh_region_note): New.
3657 (make_reg_eh_region_note_nothrow_nononlocal): New.
3658 (insn_could_throw_p): New.
3659 (copy_reg_eh_region_note_forward): New.
3660 (copy_reg_eh_region_note_backward): New.
3661 (check_handled, add_reachable_handler): Remove.
3662 (reachable_next_level, foreach_reachable_handler): Remove.
3663 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3664 (get_eh_region_and_lp_from_rtx): New.
3665 (get_eh_region_from_rtx): New.
3666 (can_throw_internal_1, can_throw_external_1): Remove.
3667 (can_throw_internal): Use get_eh_region_from_rtx.
3668 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3669 (insn_nothrow_p, can_nonlocal_goto): New.
3670 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3671 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3672 (add_action_record): Use VEC not varray.
3673 (collect_one_action_chain): Update for eh_region changes.
3674 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3675 Use get_eh_region_and_lp_from_rtx.
3676 (gate_convert_to_eh_region_ranges): New.
3677 (pass_convert_to_eh_region_ranges): Use it.
3678 (push_uleb128, push_sleb128): Use VEC not varray.
3679 (output_one_function_exception_table): Likewise.
3680 (dump_eh_tree): Update for eh_region changes.
3681 (verify_eh_tree): Likewise.
3682 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3683 * tree-eh.c: Include target.h.
3684 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3685 Don't disallow GIMPLE_RESX; adjust argument check.
3686 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3687 (record_stmt_eh_region): Update for landing pad numbers;
3688 generate a landing pad if necessary.
3689 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3690 (remove_stmt_from_eh_lp_fn): Similarly.
3691 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3692 Update for lp numbers; don't special case missing throw_stmt_table.
3693 (lookup_expr_eh_lp): Similarly.
3694 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3695 (eh_seq, eh_region_may_contain_throw): New.
3696 (struct leh_state): Add ehp_region.
3697 (struct leh_tf_state): Remove eh_label.
3698 (emit_post_landing_pad): New.
3699 (emit_resx, emit_eh_dispatch): New.
3700 (note_eh_region_may_contain_throw): New.
3701 (frob_into_branch_around): Take eh_region not eh label;
3702 emit eh code into eh_seq.
3703 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3704 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3705 lower_eh_must_not_throw. Emit code to eh_seq.
3706 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3707 (lower_try_finally_onedest): Likewise.
3708 (lower_try_finally_copy): Likewise.
3709 (lower_try_finally_switch): Likewise.
3710 (lower_try_finally): Initialize ehp_region.
3711 (lower_catch): Update for eh_catch objects.
3712 (lower_eh_filter): Don't handle must_not_throw.
3713 (lower_eh_must_not_throw): New.
3714 (lower_cleanup): Don't set eh_label.
3715 (lower_eh_constructs_2): Resolve eh builtins.
3716 Handle GIMPLE_EH_MUST_NOT_THROW.
3717 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3718 Add eh_seq to the end of the function body.
3719 (make_eh_dispatch_edges): New.
3720 (make_eh_edge): Remove.
3721 (make_eh_edges): Simplify for landing pads.
3722 (redirect_eh_edge_1): New.
3723 (redirect_eh_edge): Use it.
3724 (redirect_eh_dispatch_edge): New.
3725 (stmt_could_throw_p): Use a switch. Allow RESX.
3726 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
3727 (stmt_can_throw_internal): Likewise.
3728 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
3729 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
3730 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
3731 (gate_refactor_eh): New.
3732 (pass_refactor_eh): Use it.
3733 (lower_resx, execute_lower_resx, pass_lower_resx): New.
3734 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
3735 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
3736 (remove_unreachable_handlers): Rename from
3737 tree_remove_unreachable_handlers; rewrite for landing pads;
3738 call remove_eh_handler directly.
3739 (remove_unreachable_handlers_no_lp): New.
3740 (unsplit_eh, unsplit_all_eh): New.
3741 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
3742 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
3743 (cleanup_empty_eh_unsplit): New.
3744 (cleanup_empty_eh): Rewrite.
3745 (cleanup_all_empty_eh): New.
3746 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
3747 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
3748 (gate_cleanup_eh): New.
3749 (pass_cleanup_eh): Use it.
3750 (verify_eh_edges): Move later in file. Expect one EH edge.
3751 (verify_eh_dispatch_edge): New.
3753 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
3754 (gtype-desc.o): Add TARGET_H.
3755 (tree.o): Use EXCEPT_H, not except.h.
3756 (cfgbuild.o): Add EXPR_H.
3757 (GTFILES): Add vecprim.h.
3758 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
3759 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
3760 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
3761 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
3762 * calls.c (emit_call_1): Use make_reg_eh_region_note.
3763 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
3764 calls to can_throw_internal.
3765 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
3766 (make_edges): Don't handle RESX; use can_nonlocal_goto.
3767 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
3768 (expand_gimple_stmt): Use make_reg_eh_region_note.
3769 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
3770 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
3771 or find_exception_handler_labels.
3772 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
3773 there is exacly one EH edge. Use can_nonlocal_goto and
3775 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
3776 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
3777 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
3778 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
3779 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
3780 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
3781 * dse.c (scan_insn): Use insn_could_throw_p.
3782 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
3783 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
3784 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
3785 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
3786 EXC_PTR_EXPR or FILTER_EXPR.
3787 (tree_expr_nonzero_warnv_p): Likewise.
3788 * function.h: Include vecprim.h, not varray.h
3789 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
3790 move ttype_data and ehspec_data members to struct eh_status; change
3791 action_record_data member to a VEC.
3792 * gcse.c (hash_scan_set): Use can_throw_internal.
3793 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
3794 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
3795 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3796 (block_may_fallthru): Don't handle RESX_EXPR.
3797 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
3798 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
3799 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
3800 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
3801 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
3802 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
3803 (gimple_size): Likewise.
3804 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
3805 (gimple_build_resx): Use gimple_build_with_ops.
3806 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
3807 (is_gimple_val): Likewise.
3808 (is_gimple_stmt): Remove RESX_EXPR.
3809 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
3810 (GIMPLE_RESX): Reorder with other EH constructs.
3811 * gimple.h (struct gimple_statement_eh_mnt): New.
3812 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
3813 (gimple_eh_filter_must_not_throw): Remove.
3814 (gimple_eh_filter_set_must_not_throw): Remove.
3815 (gimple_eh_must_not_throw_fndecl): New.
3816 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
3817 (is_gimple_resx): New.
3818 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
3819 Don't copy EH_FILTER_MUST_NOT_THROW.
3820 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
3821 * ipa-inline.c (estimate_function_body_sizes): Don't try to
3822 handle must_not_throw_labels specially.
3823 * ipa-pure-const.c (check_call): Update debug statement for LP.
3824 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
3825 * ipa-utils.c (get_base_var): Likewise.
3826 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
3827 * lower-subreg.c (move_eh_region_note): Remove.
3828 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
3829 * omp-low.c (new_omp_context): Update for eh_lp_nr.
3830 (create_task_copyfn): Likewise.
3831 (maybe_catch_exception): Use gimple_build_eh_filter.
3832 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
3833 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
3834 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
3835 and pass_lower_resx.
3836 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
3837 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
3838 can_throw_internal, can_nonlocal_goto.
3839 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
3840 copy_reg_eh_region_note_forward.
3841 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
3842 (emit_output_reload_insns): Likewise.
3843 (copy_eh_notes): Remove.
3844 * rtl.def (RESX): Remove.
3845 * rtl.h: Update declarations.
3846 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
3847 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
3848 (update_eh_label): Remove.
3849 (cleanup_dead_labels_eh): New.
3850 (cleanup_deal_labels): Use it instead of update_eh_label.
3851 (gimple_merge_blocks): Update landing pad data structure when
3852 removing a landing pad label.
3853 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
3854 test; handle GIMPLE_EH_MUST_NOT_THROW.
3855 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
3856 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
3857 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
3858 (verify_stmt): Likewise. Verify landing pads.
3859 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
3860 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
3861 (struct move_stmt_d): Add eh_map.
3862 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
3863 (move_stmt_r): Remap eh region numbers in builtin calls,
3864 resx and eh_dispatch.
3865 (move_block_to_fn): Remove eh_offset parameter. Use
3866 maybe_duplicate_eh_stmt_fn.
3867 (find_outermost_region_in_block): Operate on eh_region pointers
3868 instead of region numbers.
3869 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
3870 duplicate_eh_regions.
3871 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
3872 test earlier. Disallow EH landing pads.
3873 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
3874 * tree-flow.h: Update declarations.
3875 (struct tree_ann_common_d): Replace rn with lp_nr.
3876 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
3877 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
3878 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
3879 resx and eh_dispatch.
3880 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
3881 (copy_edges_for_bb): Use make_eh_dispatch_edges.
3882 (copy_cfg_body): Expect eh_map instead of eh_region_offset
3883 from duplicate_eh_regions.
3884 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
3885 update RESX; handle EH_DISPATCH.
3886 (expand_call_inline): Set eh_lp_nr, not eh_region.
3887 (maybe_inline_call_in_expr): Likewise.
3888 * tree-inline.h (struct copy_body_data): Replace eh_region with
3889 eh_lp_nr, eh_region_offset with eh_map.
3890 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
3891 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
3892 * tree-pretty-print.c (dump_generic_node): Don't handle
3893 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
3894 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
3895 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
3896 EXC_PTR_EXPR, FILTER_EXPR.
3897 * tree-ssa-operands.c (get_expr_operands): Likewise.
3898 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
3899 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3900 (ao_ref_init_from_vn_reference): Likewise.
3901 * tree-ssa-sink.c (statement_sink_location): Likewise.
3902 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
3903 (mark_virtual_phi_result_for_renaming): Export. Tidy.
3904 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
3905 EXC_PTR_EXPR, FILTER_EXPR.
3906 (is_exception_related): Remove.
3907 (compute_avail): Don't call it.
3908 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
3909 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
3910 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
3911 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
3913 (build_resx): Remove.
3914 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
3915 * tree.h: Update declarations.
3916 (EH_FILTER_MUST_NOT_THROW): Remove.
3917 (struct tree_label_decl): Add eh_landing_pad_nr.
3918 (EH_LANDING_PAD_NR): New.
3919 * value-prof.c (gimple_ic): Tidy variable names. Update for
3920 landing pad numbers.
3921 (gimple_stringop_fixed_value): Tidy variable names. Assert
3922 that neither call stmt can throw.
3923 * vecprim.h (uchar): New.
3924 (VEC(uchar,heap), VEC(uchar,gc)): New.
3926 * c-common.c (c_define_builtins): Update call to
3927 build_common_builtin_nodes.
3928 * c-parser.c (c_parse_file): Don't call
3929 default_init_unwind_resume_libfunc.
3931 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
3933 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
3934 (mips_cprestore_address_p): Likewise.
3935 (mips_save_gp_to_cprestore_slot): Likewise.
3936 (mips_restore_gp): Rename to...
3937 (mips_restore_gp_from_cprestore_slot): ...this.
3938 (mips_must_initialize_gp_p): Declare.
3939 (mips_emit_save_slot_move): Likewise.
3940 (mips_output_load_label): Return nothing.
3941 (mips_eh_uses): Declare.
3942 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
3943 (TARGET_CPRESTORE_DIRECTIVE): New macro.
3944 (TARGET_ABSOLUTE_JUMPS): Likewise.
3945 (EH_USES): Likewise.
3946 (FIRST_PSEUDO_REGISTER): Update comment.
3947 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
3948 (MIPS_CALL): ...here.
3949 (REGISTER_NAMES): Add $cprestore.
3950 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
3951 Add load_label_length, has_inflexible_gp_insn_p,
3952 has_flexible_gp_insn_p, must_initialize_gp_p and
3953 must_restore_gp_when_clobbered_p.
3954 (mips_expand_call): Don't generate split instructions here.
3955 (mips_split_call): Update the call to mips_restore_gp after
3956 the above name change.
3957 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
3958 (mips_find_gp_ref): New function.
3959 (mips_insn_has_inflexible_gp_ref_p): Likewise.
3960 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
3961 (mips_insn_has_flexible_gp_ref_p): Likewise.
3962 (mips_cfun_has_flexible_gp_ref_p): Likewise.
3963 (mips_function_has_gp_insn): Delete.
3964 (mips_global_pointer): Drop the df_regs_ever_live_p check.
3965 Use the new functions above. Only return INVALID_REGNUM
3966 for TARGET_ABSOLUTE_JUMPS.
3967 (mips_must_initialize_gp_p): New function.
3968 (mips_get_cprestore_base_and_offset): New function, extracted from...
3969 (mips_cprestore_slot): ...here. Take a bool parameter.
3970 (mips_cfun_has_cprestore_slot_p): New function.
3971 (mips_cprestore_address_p): Likewise.
3972 (mips_save_gp_to_cprestore_slot): Likewise.
3973 (mips_restore_gp): Rename to...
3974 (mips_restore_gp_from_cprestore_slot): ...this. Assert
3975 epilogue_completed. Update the call to mips_cprestore_slot.
3976 Test cfun->machine->must_restore_gp_when_clobbered_p.
3977 (mips_direct_save_slot_move_p): New function.
3978 (mips_emit_save_slot_move): Likewise.
3979 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
3980 of cfun->machine->global_pointer.
3981 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
3982 (mips_save_reg): Use mips_emit_save_slot_move.
3983 (mips_expand_prologue): Set must_initialize_gp_p.
3984 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
3985 for all cprestore saves. Emit a use_cprestore instruction after
3986 setting up the cprestore slot.
3987 (mips_restore_reg): Use mips_emit_save_slot_move.
3988 (mips_process_load_label): New function.
3989 (mips_load_label_length): Likewise.
3990 (mips_output_load_label): Don't return asm: output it here instead.
3991 Use mips_process_load_label.
3992 (mips_adjust_insn_length): Adjust the length of branch instructions
3993 that have length MAX_PIC_BRANCH_LENGTH.
3994 (mips_output_conditional_branch): Update the call to
3995 mips_output_load_label. Assume the branch target is OPERANDS[0]
3996 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
3997 (mips_output_order_conditional_branch): Swap the meaning of
3998 OPERANDS[0] and OPERANDS[1].
3999 (mips_variable_issue): Don't count ghost instructions.
4000 (mips_expand_ghost_gp_insns): New function.
4001 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4002 (mips_output_mi_thunk): Set must_initialize_gp_p.
4003 (mips_eh_uses): New function.
4004 * config/mips/predicates.md (cprestore_save_slot_operand)
4005 (cprestore_load_slot_operand): New predicates.
4006 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4007 (UNSPEC_MOVE_GP): Likewise.
4008 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4009 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4010 (CPRESTORE_SLOT_REGNUM): New register.
4011 (MAX_PIC_BRANCH_LENGTH): New constant.
4012 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4013 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4014 branches. Fix commentary.
4015 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4016 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4017 Change type to "ghost".
4018 (loadgp_absolute_<mode>): Likewise.
4019 (loadgp_rtp_<mode>): Likewise.
4020 (copygp_mips16): Likewise.
4021 (loadgp_blockage): Remove redundant mode attribute.
4022 (potential_cprestore): New instruction.
4023 (cprestore): Turn into an unspec set.
4024 (use_cprestore): New instruction.
4025 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4026 (*branch_fp_inverted): Likewise.
4027 (*branch_order<mode>): Likewise.
4028 (*branch_order<mode>_inverted): Likewise.
4029 (*branch_equality<mode>): Likewise.
4030 (*branch_equality<mode>_inverted): Likewise.
4031 (*branch_bit<bbv><mode>): Likewise.
4032 (*branch_bit<bbv><mode>_inverted): Likewise.
4033 (*branch_equality<mode>_mips16): Remove redundant mode.
4034 (jump): Turn into a define_expand.
4035 (*jump_absolute): New instruction.
4036 (*jump_pic): Likewise.
4037 (*jump_mips16): Rename previously-unnamed pattern. Remove
4038 redundant mode attribute.
4039 (restore_gp): Split on epilogue_completed rather than
4040 reload_completed. Change type to "ghost".
4041 (move_gp<mode>): New instruction.
4042 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4043 Remove redundant mode attribute.
4044 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4045 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4046 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4048 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4051 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4052 are returned in the same register (vs34 or v2) that Altivec vector
4053 types are returned in.
4054 (rs6000_libcall_value): Ditto.
4057 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4058 instead of explicit addsi3/adddi3 calls.
4059 (rs6000_split_multireg_move): Ditto.
4060 (rs6000_emit_allocate_stack): Ditto.
4061 (rs6000_emit_prologue): Ditto.
4062 (rs6000_output_mi_thunk): Ditto.
4064 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4065 size is 64 bits if we can use 64-bit registers.
4067 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4069 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4072 From Jie Zhang <jie.zhang@analog.com>:
4073 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4074 save FP and RETS with saveall attribute.
4075 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4076 with saveall attribute.
4078 * config/bfin/bfin.c (bfin_expand_builtin,
4079 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4082 From Jie Zhang <jie.zhang@analog.com>:
4083 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4084 before use in two places.
4085 * config/bfin/bfin.md (AREG): Define mode iterator.
4086 (reload_in, reload_out): Use mode iterator AREG.
4088 2009-09-14 Richard Guenther <rguenther@suse.de>
4091 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4092 EH personality path.
4094 2009-09-13 Richard Guenther <rguenther@suse.de>
4095 Rafael Avila de Espindola <espindola@google.com>
4097 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4098 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4099 (LANG_HOOKS_INITIALIZER): Adjust.
4100 (lhd_pass_through_t): Declare.
4101 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4103 * langhooks.c (lhd_pass_through_t): New function.
4104 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4105 dwarf2out_begin_prologue): Use personality from current_function_decl.
4106 * expr.h (get_personality_function): Declare.
4107 * expr.c (get_personality_function): New function.
4108 (build_personality_function): Likewise.
4109 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4110 (eh_personality_libfunc): Remove.
4111 * optabs.c (build_libfunc_function): New function split out from ...
4112 (init_one_libfunc): ... here.
4113 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4114 (tree_function_decl): Add personality.
4115 (lhd_gcc_personality): Declare.
4116 (build_personality_function): Likewise.
4117 * tree.c (gcc_eh_personality_decl): New.
4118 (lhd_gcc_personality): New function.
4119 * except.h (lang_eh_runtime_type): Remove.
4120 (enum eh_personality_kind): New.
4121 (build_personality_function): Declare.
4122 (function_needs_eh_personality): Declare.
4123 * except.c (lang_eh_runtime_type): Remove.
4124 (function_needs_eh_personality): New function.
4125 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4126 (sjlj_emit_function_enter, output_function_exception_table):
4127 Use personality from current_function_decl.
4128 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4129 * tree-inline.c (tree_can_inline_p): Do not inline across different
4131 (expand_call_inline): Likewise. Adjust the callers EH personality.
4132 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4133 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4134 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4135 (c-parser.o): Likewise
4136 * c-tree.h (c_eh_initialized_p): Remove.
4137 (c_maybe_initialize_eh): Likewise.
4138 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4139 (finish_decl): Don't call c_maybe_initialize_eh.
4140 (c_eh_initialized_p): Remove.
4141 (c_maybe_initialize_eh): Likewise.
4142 * c-parser.c (c_parser_omp_construct): Likewise.
4143 (c_parse_file): Initialize exception handling.
4145 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4147 * config.gcc (tm_file): Remove i386/biarch32.h
4148 for i?86-w64-mingw* case.
4149 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4151 * config.host: Set for x64 mingw the option
4152 use_long_long_for_widest_fast_int to yes.
4154 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4156 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4157 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4158 (dbxout_begin_function): Likewise.
4159 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4160 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4161 set on the function.
4162 (final_end_function): Likewise.
4163 (final_scan_insn): Likewise.
4164 (rest_of_handle_final): Likewise.
4165 * varasm.c (assemble_start_function): Likewise.
4166 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4168 2009-09-12 Jason Merrill <jason@redhat.com>
4170 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4171 * opts.c (common_handle_option): constify.
4173 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4175 * doc/install.texi (avr): Remove obsolete reference site.
4177 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4179 * doc/install.texi (Binaries): Adjust AIX link.
4181 2009-09-12 Akim Demaille <demaille@gostai.com>
4183 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4184 Use an imperative sentence.
4186 2009-09-11 Richard Henderson <rth@redhat.com>
4188 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4189 structure-name and has-tree-operands arguments; update all entries.
4190 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4192 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4193 (gsstruct_code_size): New.
4194 (gss_for_code_): New.
4195 (gss_for_code): Remove.
4196 (gimple_size): Rewrite using gsstruct_code_size.
4197 (gimple_statement_structure): Move to gimple.h.
4198 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4199 (gss_for_code, gimple_statement_structure): New.
4200 (gimple_ops): Use new arrays; tidy.
4202 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4204 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4205 operand to be a PLUS expression.
4206 * config/pa/pa.c (pa_secondary_reload): Likewise.
4208 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4210 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4212 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4215 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4217 From Jie Zhang <jie.zhang@analog.com>:
4218 * doc/extend.texi (node Function Attributes): Document l2
4220 (node Blackfin Variable Attributes): Document l2 variable attributes.
4222 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4224 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4225 to match the system compiler's configuration at inflection point.
4226 Add comment to remark a remaining difference with system compiler.
4228 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4229 * configure: Regenerate.
4231 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4233 From Jie Zhang <jie.zhang@analog.com>:
4234 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4235 (bfin_handle_l2_attribute): New.
4236 (bfin_attribute_table): Add l2 attribute.
4238 2009-09-11 Michael Matz <matz@suse.de>
4241 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4242 on the local_decls list.
4244 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4248 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4250 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4251 for VALUEs, to implement the documented interface.
4252 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4253 Adjust for VALUEs and anything else, to implement the
4254 documented interface.
4256 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4258 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4259 with actual SPE/paired vector modes before using 64-bit alignment.
4260 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4262 2009-09-10 DJ Delorie <dj@redhat.com>
4264 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4267 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4268 * config/mep/mep.c (mep_legitimate_constant_p): New.
4269 * config/mep/mep-protos.h: Prototype it.
4271 2009-09-10 Richard Henderson <rth@redhat.com>
4273 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4275 2009-09-10 Jason Merrill <jason@redhat.com>
4277 * tree.c (chain_index): New fn.
4278 * tree.h: Declare it.
4280 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4282 * config/sol2-c.c (cmn_err_length_specs): Initialize
4283 scalar_identity_flag.
4285 2009-09-10 Richard Henderson <rth@redhat.com>
4287 * tree.h (struct tree_decl_common): Move align member earlier;
4288 move label_decl_uid member ...
4289 (struct tree_label_decl): ... here.
4290 (LABEL_DECL_UID): Update to match.
4292 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4295 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4296 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4298 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4299 dest_prev if the edge is complex.
4301 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4303 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4304 loop latch tests earlier.
4306 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4307 before GIMPLE_RETURN, not after its predecessor; insert
4310 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4311 gimple_seq_empty_p to test for no PHI nodes.
4312 * tree-cfg.c (split_critical_edges): Likewise.
4314 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4316 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4318 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4319 introduced by the VTA branch merge.
4321 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4323 * ira-conflicts.c: Use fputs or putc instead of fprintf
4327 * tree-switch-conversion.c: Ditto.
4329 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4331 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4332 introduced by the VTA branch merge.
4334 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4337 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4339 PR rtl-optimization/39779
4340 * expr.c (convert_modes): Return when mode == oldmode after
4341 CONST_INTs are processed.
4343 2009-09-10 Nick Clifton <nickc@redhat.com>
4345 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4346 attribute and referring decl when creating renamed symbol.
4348 2009-09-10 Richard Guenther <rguenther@suse.de>
4351 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4353 (cgraph_finalize_compilation_unit): Compute reachability
4354 before emitting thunks. Properly process aliases before
4355 possibly removing unreachable nodes.
4357 2009-09-10 Richard Guenther <rguenther@suse.de>
4360 * tree.c (struct free_lang_data_d): Add worklist member.
4361 (find_decls_types_r): Push onto the worklist instead of recursing.
4362 Handle TREE_BINFOs properly.
4363 (find_decls_types): New function wrapped around find_decls_types_r
4364 to process the worklist.
4365 (find_decls_types_in_eh_region): Use it.
4366 (find_decls_types_in_node): Likewise.
4367 (find_decls_types_in_var): Likewise.
4368 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4369 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4370 (AGGREGATE_TYPE_P): Adjust.
4372 2009-09-09 Jason Merrill <jason@redhat.com>
4374 * configure.ac: Check glibc version even if we have an in-tree
4377 2009-09-09 Anthony Green <green@moxielogic.com>
4379 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4380 the constant 0 when appropriate.
4381 * config/moxie/constraints.md: Add constraint O.
4383 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4384 to pass up to 6 32-bit argument values in registers.
4385 (moxie_function_arg): Ditto.
4386 (moxie_arg_partial_bytes): Ditto.
4387 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4388 (REG_PARM_STACK_SPACE): Ditto.
4389 (FUNCTION_ARG_REGNO_P): Ditto.
4391 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4392 instruction to allocate stack space.
4394 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4396 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4397 unnecessarily stringent constraints. Fix address
4398 calculation in the splitters.
4400 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4402 PR rtl-optimization/39779
4403 * expr.c (convert_modes): Return when mode == oldmode after
4404 CONST_INTs are processed.
4406 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4409 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4410 (ix86_expand_prologue): Take frame.padding0 into logic of
4412 (ix86_expand_epilogue): Likewise.
4414 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4416 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4418 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4419 * config/t-slibgcc-libgcc: New file.
4420 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4422 2009-09-09 Martin Jambor <mjambor@suse.cz>
4424 PR tree-optimization/41089
4425 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4428 2009-09-09 Richard Henderson <rth@redhat.com>
4430 * gimple.h (CASE_GIMPLE_OMP): New.
4431 (is_gimple_omp): Use it.
4432 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4433 (verify_gimple_debug): Likewise.
4435 2009-09-09 Richard Guenther <rguenther@suse.de>
4437 PR tree-optimization/41101
4438 * tree-ssa-pre.c (maximal_set): Remove.
4439 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4440 Defer all blocks we didn't visit at least one successor.
4441 (add_to_exp_gen): Do not add to the maximal set.
4442 (make_values_for_phi): Likewise.
4443 (compute_avail): Likewise.
4444 (init_pre): Do not allocate the maximal set.
4445 (execute_pre): Do not dump it.
4447 2009-09-09 Martin Jambor <mjambor@suse.cz>
4449 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4450 an SSA_NAME rather than a is_gimple_variable.
4452 2009-09-09 Richard Guenther <rguenther@suse.de>
4455 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4456 code dealing with plain pointer bases.
4457 (maybe_fold_offset_to_reference): Likewise.
4458 (maybe_fold_stmt_addition): Adjust.
4460 2009-09-09 Richard Guenther <rguenther@suse.de>
4462 * tree.c (free_lang_data_in_type): Do not free the type variant
4464 (free_lang_data): Merge char_type_node with its properly signed
4466 (pass_ipa_free): Collect after freeing language specific data.
4468 2009-09-09 Michael Matz <matz@suse.de>
4471 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4472 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4473 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4476 2009-09-08 DJ Delorie <dj@redhat.com>
4478 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4480 2009-09-04 Jason Merrill <jason@redhat.com>
4482 * tree.c (tree_find_value): Remove.
4483 * tree.h: Remove prototype.
4484 * varasm.c (assemble_external): Use value_member instead.
4486 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4488 * toplev.c (process_options): Choose default debugging type when
4489 gtoggle enables debug info and type is unset.
4491 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4495 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4498 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4500 * configure: Rebuilt with modified libtool.m4.
4502 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4507 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4509 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4511 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4512 (remove_statement): Likewise.
4513 (rewrite_use_nonlinear_expr): Adjust.
4514 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4515 * tree-ssa.c (release_defs_bitset): ... this. New.
4516 * tree-flow.h (release_defs_bitset): Declare.
4518 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4521 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4522 in the middle block.
4524 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4526 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4527 via intptr_t to long type.
4528 (insert_operand_rank): Cast long type via intptr_t to
4530 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4532 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4533 from pointer to unsigned via uintptr_t.
4535 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4536 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4538 * configure: Regenerated.
4539 * config.in: Regenerated
4540 * system.h (stdint.h): Add include.
4541 (inttypes.h): Likewise.
4542 * Makefile.in (aclocal): Add config/stdint.m4.
4543 * aclocal.m4: Regenerated.
4545 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4547 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4549 (note_np_check_stores): New function.
4550 (harmless_null_pointer_p): New function.
4551 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4552 changed. Take into account whether we're in the shadow of a condjump
4553 that tested NP_REG for NULL.
4554 Lose all code that tested for SEQUENCEs.
4555 (workaround_speculation): Avoid inserting NOPs for loads that are
4556 either always executed or a NULL pointer.
4558 2009-09-08 Jan Hubicka <jh@suse.cz>
4560 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4561 * params.def (early-inlining-insns): Likewise.
4563 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4565 PR rtl-optimization/41239
4566 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4567 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4569 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4570 across calls, as the calls might not always return normally.
4571 (call_may_noreturn_p): New function.
4572 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4573 (init_deps): Initialize it.
4574 (remove_from_deps): Also remove calls from
4575 last_function_call_may_noreturn list.
4577 2009-09-07 Richard Henderson <rth@redhat.com>
4579 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4580 more VR->OPERANDS than LHS operands. Free LHS before returning.
4582 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4584 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4585 (attr "addrtype"): New member "spreg".
4586 Use it if mem_spfp_address_operand is true for the address.
4587 (attr "type"): New entry "stall".
4588 (cpu_unit "load"): New.
4589 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4591 (insn_reservation "loadsp"): New.
4592 (insn_reservation "load_stall1"): New.
4593 (insn_reservation "load_stall3"): New.
4595 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4596 (mem_p_address_operand): Exclude stack and frame pointer based
4598 (mem_spfp_address_operand): New; match them here.
4599 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4600 (bfin_reorg): Call it if scheduling insns.
4601 (bfin_gen_bundles): Remove dummy insns created by
4602 add_sched_insns_for_speculation.
4604 From Jie Zhang <jie.zhang@analog.com>:
4605 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4606 bfin_si_revision, bfin_workarounds): Move these ...
4607 * config/bfin/bfin.h: ... here.
4609 From Mike Frysinger <michael.frysinger@analog.com>
4610 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4611 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4612 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4613 bf547m, bf548m, and bf549m.
4614 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4615 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4616 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4617 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4618 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4619 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4620 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4621 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4622 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4623 bf542m, bf544m, bf547m, bf548m, and bf549m.
4625 From Jie Zhang <jie.zhang@analog.com>:
4626 * config/bfin/predicates.md (p_register_operand): New predicate.
4627 (dp_register_operand): New predicate.
4628 * config/bfin/bfin-protos.h (WA_05000074): Define.
4629 (ENABLE_WA_05000074): Define.
4630 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4631 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4632 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4633 (define_attr addrtype): Allow load/store register to be P register.
4634 (define_attr storereg): New.
4635 (define_cpu_unit anomaly_05000074): New.
4636 (define_insn_reservation dsp32shiftimm): New.
4637 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4638 (define_insn_reservation loadp): Cannot use slot2.
4639 (define_insn_reservation loadsp): Cannot use slot2.
4640 (define_insn_reservation storep): Cannot use slot2. Does not
4641 apply when working around 05000074.
4642 (define_insn_reservation storep_anomaly_05000074): New.
4643 (define_insn_reservation storei): Does not apply when working
4645 (define_insn_reservation storei_anomaly_05000074): New.
4646 (define_attr length): Add dsp32shiftimm case.
4647 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4648 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4649 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4650 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4651 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4653 2009-09-07 Martin Jambor <mjambor@suse.cz>
4656 * tree-sra.c (create_artificial_child_access): Return NULL if
4657 build_ref_for_offset fails.
4658 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4659 and create_artificial_child_access to fail.
4661 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4664 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4665 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4666 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4668 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4670 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4671 block, ensure it has an exit edge. Emit a barrier after a jump.
4673 2009-09-07 Nick Clifton <nickc@redhat.com>
4675 * gcc.c (this_is_linker_script): New variable. Like
4676 this_is_library_file but for the %T constructor.
4677 (end_going_arg): If this_is_linker_script is set then locate the
4678 script and insert a --script switch before it
4679 (do_spec_2): Initialise this_is_linker_script.
4680 (do_spec_1): Likewise. Handle %T construct.
4681 (eval_spec_function): Preserve this_is_linker_script.
4682 * doc/invoke.texi: Document %T construct in spec files.
4683 * config/m32c/m32c.h (LIB_SPEC): Use it.
4685 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4687 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4688 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4689 when volatile flag is set.
4690 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4692 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4695 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4696 (combine_stack_adjustments_for_block): Allow insns between stack
4697 adjustments and stores with corresponding pre-(dec|inc)rement or
4698 pre-modify operation.
4700 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4703 * combine-stack-adj.c (struct csa_memlist): Rename to...
4704 (struct csa_reflist): ... this. Rename mem field to ref.
4705 (free_csa_memlist): Rename to...
4706 (free_csa_reflist): ... this.
4707 (record_one_stack_memref): Rename to...
4708 (record_one_stack_ref): ... this. Handle also REG_P.
4709 (try_apply_stack_adjustment): Handle also REG_P.
4710 (struct record_stack_memrefs_data): Rename to...
4711 (struct record_stack_refs_data): ... this. Rename memlist field to
4713 (record_stack_memrefs): Rename to...
4714 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4715 subexpressions instead of failing when a MEM contains SP references.
4716 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4717 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4719 2009-09-06 Richard Guenther <rguenther@suse.de>
4722 * tree.c (build_array_type): Do not record types marked
4723 with structural equality in the canonical type hashtable.
4725 2009-09-06 Richard Guenther <rguenther@suse.de>
4728 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
4730 2009-09-05 Richard Guenther <rguenther@suse.de>
4733 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
4735 2009-09-05 Richard Guenther <rguenther@suse.de>
4738 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
4740 2009-09-05 Richard Guenther <rguenther@suse.de>
4743 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
4744 before comparing function argument types.
4746 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4749 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
4752 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4755 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4757 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4758 locators before emit_insn is called.
4760 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
4763 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
4764 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
4765 (reginfo_init): Don't call allocate_reg_info.
4767 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
4770 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
4771 NONDEBUG_INSN_P instead of INSN_P.
4773 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4776 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
4778 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4781 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
4782 pattern of the split.
4784 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4786 * toplev.c (process_options): Move setter of flag_var_tracking
4787 before other tests that depend on it. Move down setter of
4788 flag_rename_registers. Don't enable var-tracking-assignments
4789 by default if selective scheduling is enabled. Warn if both
4792 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
4794 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
4795 comment. Use switch statement to catch overlaps between rtx
4796 and tree codes. Accept FUNCTION_DECLs in addition to those in...
4797 (IS_DECL_CODE): ... here. Remove.
4798 (check_value_is_not_decl): Remove.
4799 (dv_from_decl, dv_from_value): Check after conversion.
4801 2009-09-04 Richard Guenther <rguenther@suse.de>
4804 * (cgraph_finalize_compilation_unit): Move finalizing aliases
4805 after emitting tunks. Move emitting thunks and ctors from ...
4806 (cgraph_optimize): ... here. Remove redundant
4807 cgraph_analyze_functions.
4808 * varasm.c (find_decl_and_mark_needed): Remove no longer
4810 (finish_aliases_1): Adjust check for thunk aliases.
4812 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
4814 * config/arm/arm.md (ctzsi2): Added braces
4815 to avoid warning that broke booststrap.
4817 2009-09-04 Martin Jambor <mjambor@suse.cz>
4819 PR tree-optimization/41112
4820 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
4821 handle variable-bounded arrays.
4822 (expr_with_var_bounded_array_refs_p): New function.
4823 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
4825 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
4827 * config/s390/2097.md: Removed two incorrect bypasses.
4828 (z10_fsimpdf): Fixed latency.
4829 (z10_fhex): New insn_reservation.
4830 (z10_floaddf): Fixed latency.
4831 (z10_floadsf): Fixed latency.
4832 (z10_ftrunctf): Fixed latency.
4833 (z10_ftruncdf): Fixed latency.
4834 * config/s390/s390.c (z10_cost): Fixed values.
4835 (s390_adjust_priority): Added z10 path.
4836 * config/s390/s390.md (type): Added fhex.
4837 (*mov<mode>_64dfp): Updated type attribute.
4838 (*mov<mode>_64): Updated type attribute.
4839 (*mov<mode>_31): Updated type attribute.
4840 (*mov<mode>"): Likewise.
4841 * config/s390/2084.md (x_fsimpdf): Updated condition.
4843 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
4845 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
4846 RTXs in the predicate for operand 1.
4848 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
4850 * config/arm/arm.md (UNSPEC_RBIT): New constant.
4851 (rbitsi2): New insn.
4852 (ctzsi2): New expand.
4853 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
4855 2009-09-03 Martin Jambor <mjambor@suse.cz>
4857 * tree-sra.c (duplicate_expr_for_different_base): Removed.
4858 (create_artificial_child_access): Use build_ref_for_offset instead
4859 of duplicate_expr_for_different_base.
4860 (propagate_subacesses_accross_link): Likewise.
4862 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
4864 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
4866 (mips16e_collect_argument_saves): Skip debug instructions.
4867 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
4868 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
4869 (r10k_insert_cache_barriers): Likewise.
4870 (mips_reorg_process_insns): Likewise.
4872 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
4875 * ira.c (update_equiv_reg): Remove check on class likely spill.
4877 2009-09-03 Jakub Jelinek <jakub@redhat.com>
4880 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
4881 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
4885 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
4886 the stack slot if it is passed by invisible reference.
4887 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
4888 by invisible reference.
4890 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4892 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4893 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
4894 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
4896 * config/bfin/sync.md: New file.
4897 * config/bfin/bfin.md: Include it.
4898 (UNSPEC_ATOMIC): New.
4899 (UNSPEC_ONES): Provide a unique number.
4901 From Jie Zhang <jie.zhang@analog.com>:
4902 * config/bfin/bfin.c (ret_regs): New.
4903 (must_save_fp_p): Don't return true because of frame_pointer_needed.
4904 (must_save_rets_p): New.
4905 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
4906 current_function_is_leaf.
4907 (do_link): Likewise.
4908 (do_unlink): Likewise.
4909 (expand_interrupt_handler_prologue): Use ret_regs array.
4910 (expand_interrupt_handler_epilogue): Use ret_regs array and
4911 pass return register to gen_return_internal.
4912 (bfin_expand_epilogue): Pass return register to
4913 gen_return_internal.
4914 (bfin_expand_call): Explicitly clobber RETS.
4915 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
4916 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
4917 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
4918 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
4920 (return_internal): Take a reg rtx rather than the register number.
4922 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
4924 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
4925 when comparing against estimated_loop_iterations_int return.
4927 2009-09-03 Richard Guenther <rguenther@suse.de>
4929 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
4930 eh_personality_libfunc.
4932 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4934 * tree-parloops.c (separate_decls_in_region): Add space.
4936 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4938 * tree-parloops.c (separate_decls_in_region): Change the condition
4939 checking if there are reductions in the loop.
4941 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
4943 PR tree-optimization/38275
4944 * tree-parloops.c (parallelize_loops): Replace profitability condition
4945 for expected number of iterations.
4947 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4949 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
4950 (bootstrap-debug): Explain conditions in which it becomes default.
4951 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
4954 2009-09-03 Namhyung Kim <namhyung@gmail.com>
4956 * doc/invoke.texi (Optimize Options): Move
4957 -finline-small-functions to the -O2 list.
4959 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
4961 * toplev.c (process_options): Enable var-tracking-assignments
4962 by default if var-tracking is enabled.
4964 2009-09-02 David Daney <ddaney@caviumnetworks.com>
4966 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
4968 * emit-rtl.c (prev_nonnote_insn_bb): New function.
4969 * rtl.h (prev_nonnote_insn_bb): Declare it.
4971 2009-09-03 Diego Novillo <dnovillo@google.com>
4973 * cgraph.c (cgraph_node_for_decl): New.
4974 * cgraph.h (cgraph_node_for_decl): Declare.
4975 * tree.c (host_integerp): Return 0 if T is NULL.
4977 2009-09-03 Diego Novillo <dnovillo@google.com>
4979 * tree.h (struct alias_pair): Move from varasm.c.
4980 (alias_pairs): Likewise.
4981 (TYPE_MAXVAL): Define.
4982 (TYPE_MINVAL): Define.
4983 (iterative_hash_host_wide_int): Declare.
4984 (remove_unreachable_alias_pairs): Declare.
4985 * tree-pass.h (pass_ipa_free_lang_data): Declare.
4986 * diagnostic.c (default_diagnostic_starter): Make extern.
4987 (default_diagnostic_finalizer): Make extern.
4988 * diagnostic.h (default_diagnostic_starter): Declare.
4989 (default_diagnostic_finalizer): Declare.
4990 (default_tree_printer): Declare.
4991 * toplev.c (default_tree_printer): Make extern.
4993 2009-09-03 Richard Guenther <rguenther@suse.de>
4994 Diego Novillo <dnovillo@google.com>
4996 * cgraph.c (cgraph_add_new_function): Remove gimplification.
4997 * cgraphunit.c (cgraph_expand_function): Do not emit
4998 associated thunks from here.
4999 (cgraph_emit_thunks): New.
5000 (cgraph_optimize): Call it.
5001 Return if any IPA pass finds an error.
5002 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5005 2009-09-03 Simon Baldwin <simonb@google.com>
5006 Rafael Espindola <espindola@google.com>
5007 Richard Guenther <rguenther@suse.de>
5008 Doug Kwan <dougkwan@google.com>
5009 Diego Novillo <dnovillo@google.com>
5011 * tree.c: Include tree-pass.h, langhooks-def.h,
5012 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5013 (free_lang_data_in_type): New.
5014 (need_assembler_name_p): New.
5015 (free_lang_data_in_block): New.
5016 (free_lang_data_in_decl): New.
5017 (struct free_lang_data_d): New.
5018 (add_tree_to_fld_list): New.
5019 (find_decls_types_r): New.
5020 (get_eh_types_for_runtime): New.
5021 (find_decls_types_in_eh_region): New.
5022 (find_decls_types_in_node): New.
5023 (find_decls_types_in_var): New.
5024 (free_lang_data_in_cgraph): New.
5025 (free_lang_data): New.
5026 (gate_free_lang_data): New.
5027 (pass_ipa_free_lang_data): New.
5029 2009-09-03 Diego Novillo <dnovillo@google.com>
5031 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5032 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5033 (lang_hooks): Remove const qualifier.
5034 * ipa.c (cgraph_remove_unreachable_nodes): Call
5035 remove_unreachable_alias_pairs.
5036 * except.c (add_type_for_runtime): Check if TYPE has
5037 already been converted.
5038 (lookup_type_for_runtime): Likewise.
5039 (check_handled): Handle converted types.
5040 * varasm.c (remove_unreachable_alias_pairs): New.
5041 * gimple.c: Include demangle.h.
5042 (gimple_decl_printable_name): New.
5043 (gimple_fold_obj_type_ref): New.
5044 * gimple.h (gimple_decl_printable_name): Declare.
5045 (gimple_fold_obj_type_ref): Declare.
5046 * passes.c (init_optimization_passes): Add pass
5047 pass_ipa_free_lang_data.
5048 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5049 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5051 2009-09-03 Diego Novillo <dnovillo@google.com>
5053 * c-lang.c (lang_hooks): Remove const qualifier.
5055 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5057 * doc/install.texi (*-*-freebsd*): Update target information.
5059 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5061 * hard-reg-set.h (call_fixed_regs): Remove.
5062 * reginfo.c (call_fixed_regs): Remove.
5063 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5064 (globalize_reg): Don't use call_fixed_regs.
5065 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5068 2009-09-01 Michael Matz <matz@suse.de>
5070 * expr.h (emit_storent_insn, expand_expr_real_1,
5071 expand_expr_real_2): Declare.
5072 * expr.c (emit_storent_insn, expand_expr_real_1,
5073 expand_expr_real_2): Export.
5074 (store_expr): Setting and evaluating dont_return_target is useless.
5075 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5076 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5077 * except.c (expand_resx_expr): Rename to ...
5078 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5079 * except.h (expand_resx_stmt): Declare.
5080 * stmt.c: Add include gimple.h
5081 (expand_asm_expr): Rename to ...
5082 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5083 (expand_case): Rewrite to take gimple statement.
5084 * tree.h (expand_asm_stmt): Declare.
5085 (expand_case): Change prototype.
5086 * Makefile.in (stmt.o): Depend on gimple.h.
5087 * builtins.c (expand_builtin_synchronize): Build gimple asm
5088 statement, not an ASM_EXPR.
5089 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5090 gimple_to_tree, release_stmt_tree): Remove.
5091 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5092 ggc_free, but hold comparison code and operands separately.
5093 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5094 (expand_call_stmt, expand_gimple_stmt_1,
5095 expand_gimple_stmt): New helpers.
5096 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5097 release_stmt_tree. Call expand_gimple_stmt instead.
5098 (expand_gimple_basic_block): Ditto.
5100 * calls.c (emit_call_1): Don't look at EH regions here, make
5101 fntree parameter useless.
5102 (expand_call): New local rettype for TREE_TYPE(exp), use it
5103 throughout. Remove local p, use addr instead.
5104 Don't look at EH regions here.
5106 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5108 * doc/invoke.texi (-fsched-pressure): Document it.
5109 (-fsched-reg-pressure-heuristic): Remove it.
5111 * reload.c (ira.h): Include.
5112 (find_reloads): Add choosing reload on number of small spilled
5115 * haifa-sched.c (ira.h): Include.
5116 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5117 saved_reg_pressure, curr_reg_live, saved_reg_live,
5118 region_ref_regs): New variables.
5119 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5120 initiate_reg_pressure_info, setup_ref_regs,
5121 initiate_bb_reg_pressure_info, save_reg_pressure,
5122 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5124 (setup_insn_reg_pressure_info): New function.
5125 (rank_for_schedule): Add pressure checking and insn issue time.
5126 Remove comparison of insn reg weights.
5127 (ready_sort): Set insn reg pressure info.
5128 (update_register_pressure, setup_insn_max_reg_pressure,
5129 update_reg_and_insn_max_reg_pressure,
5130 sched_setup_bb_reg_pressure_info): New functions.
5131 (schedule_insn): Add code for printing and updating reg pressure info.
5132 (find_set_reg_weight, find_insn_reg_weight): Remove.
5133 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5134 (debug_ready_list): Print reg pressure info.
5135 (schedule_block): Ditto. Check insn issue time.
5136 (sched_init): Set up sched_pressure_p. Allocate and set up some
5137 reg pressure related info.
5138 (sched_finish): Free some reg pressure related info.
5139 (fix_tick_ready): Make insn always ready if pressure_p.
5140 (init_h_i_d): Don't call find_insn_reg_weight.
5141 (haifa_finish_h_i_d): Free insn reg pressure info.
5143 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5144 ira_memory_move_cost, ira_class_hard_regs,
5145 ira_class_hard_regs_num, ira_no_alloc_regs,
5146 ira_available_class_regs, ira_reg_class_cover_size,
5147 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5149 * ira-lives.c (single_reg_class): Check mode to find how many
5150 registers are necessary for operand.
5151 (ira_implicitly_set_insn_hard_regs): New.
5153 * common.opt (fsched-pressure): New options.
5154 (fsched-reg-pressure-heuristic): Remove.
5156 * ira.c (setup_eliminable_regset): Rename to
5157 ira_setup_eliminable_regset. Make it external.
5158 (expand_reg_info): Pass cover class to setup_reg_classes.
5159 (ira): Call resize_reg_info instead of allocate_reg_info.
5161 * sched-deps.c: Include ira.h.
5162 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5163 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5164 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5165 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5166 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5167 mark_insn_reg_store, mark_insn_reg_clobber,
5168 setup_insn_reg_pressure_info): New.
5169 (sched_analyze_1): Update implicit_reg_pending_uses.
5170 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5171 Use them to create dependencies. Set insn reg uses and pressure
5172 info. Process reg_pending_uses in one place.
5173 (free_deps): Free implicit sets.
5174 (remove_from_deps): Remove implicit sets if necessary. Check
5175 implicit sets when clearing reg_last_in_use.
5176 (init_deps_global): Clear implicit_reg_pending_clobbers and
5177 implicit_reg_pending_uses.
5179 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5180 ira_memory_move_cost, ira_class_hard_regs,
5181 ira_class_hard_regs_num, ira_no_alloc_regs,
5182 ira_available_class_regs, ira_reg_class_cover_size,
5183 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5184 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5185 ira_implicitly_set_insn_hard_regs): New prototypes.
5187 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5188 cost_elements_num): New variables.
5189 (allocno_costs, total_costs): Rename to costs and
5190 total_allocno_costs.
5191 (COSTS_OF_ALLOCNO): Rename to COSTS.
5192 (allocno_pref): Rename to pref.
5193 (allocno_pref_buffer): Rename to pref_buffer.
5194 (common_classes): Rename to regno_cover_class.
5196 (record_reg_classes): Set allocno attributes only if allocno_p.
5197 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5198 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5199 and COSTS_OF_ALLOCNO.
5200 (print_costs): Rename to print_allocno_costs.
5201 (print_pseudo_costs): New.
5202 (process_bb_node_for_costs): Split into 2 functions with new
5203 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5204 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5205 new parameter dump_file. Use cost_elements_num instead of
5206 ira_allocnos_num. Make one iteration if preferred classes were
5207 already calculated for scheduler. Make 2 versions of code
5208 depending on allocno_p.
5209 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5210 regno_cover_class and COSTS instead of common_classes and
5212 (init_costs, finish_costs): New.
5213 (ira_costs): Set up allocno_p and cost_elements_num. Call
5214 init_costs and finish_costs.
5215 (ira_set_pseudo_classes): New.
5217 * rtl.h (allocate_reg_info): Remove.
5218 (resize_reg_info): Change return type.
5219 (reg_cover_class): New.
5220 (setup_reg_classes): Add new parameter.
5222 * sched-int.h (struct deps_reg): New member implicit_sets.
5223 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5224 (INCREASE_BITS): New macro.
5225 (struct reg_pressure_data, struct reg_use_data): New.
5226 (struct _haifa_insn_data): Remove reg_weight. Add members
5227 reg_pressure, reg_use_list, reg_set_list, and
5228 reg_pressure_excess_cost_change.
5229 (struct deps): New member implicit_sets.
5230 (pressure_p): New variable.
5231 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5232 (struct reg_pressure_data, struct reg_use_data): New.
5233 (INSN_REG_WEIGHT): Remove.
5234 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5235 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5236 (sched_init_region_reg_pressure_info,
5237 sched_setup_bb_reg_pressure_info): New prototypes.
5239 * reginfo.c (struct reg_pref): New member coverclass.
5240 (reg_cover_class): New function.
5241 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5242 (reg_info_size): New variable.
5243 (allocate_reg_info): Make static. Setup reg_info_size.
5244 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5245 (setup_reg_classes): Add a new parameter. Setup cover class too.
5247 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5250 * sched-rgn.c (deps_join): Set up implicit_sets.
5251 (schedule_region): Set up region and basic blocks pressure
5254 * passes.c (init_optimization_passes): Move
5255 pass_subregs_of_mode_init before pass_sched.
5257 2009-09-02 Martin Jambor <mjambor@suse.cz>
5259 * tree-sra.c (struct access): New field grp_hint.
5260 (dump_access): Dump grp_hint.
5261 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5263 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5264 those which have been specifically read and somehow written to.
5265 (propagate_subacesses_accross_link): Set grp_hint of right child and
5266 also possibly of the left child.
5268 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5270 * tree-object-size.c (addr_object_size): Always use object_size_type
5271 0 or 2 when determining the pointer pointed object size.
5273 2009-09-02 Richard Guenther <rguenther@suse.de>
5276 2009-08-31 Richard Guenther <rguenther@suse.de>
5278 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5279 to query if the memory regions for memmove overlap.
5280 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5281 asserts on pointers, instead deal with odd trees.
5282 (ptr_derefs_may_alias_p): Likewise.
5283 (refs_may_alias_p_1): Constructor bases also never alias.
5285 2009-08-01 Christian Bruel <christian.bruel@st.com>
5288 2009-07-31 Christian Bruel <christian.bruel@st.com>
5289 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5291 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5293 * doc/invoke.texi (-fvar-tracking-assignments): New.
5294 (-fvar-tracking-assignments-toggle): New.
5295 (-fdump-final-insns=file): Mark filename as optional.
5296 (--param min-nondebug-insn-uid): New.
5297 (-gdwarf-@{version}): Mention version 4.
5298 * opts.c (common_handle_option): Accept it.
5299 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5300 * regrename.c (regrename_optimize): Drop last. Don't count debug
5301 insns as uses. Don't reject change because of debug insn.
5302 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5303 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5304 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5305 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5306 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5307 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5308 * doc/gimple.texi (is_gimple_debug): New.
5309 (gimple_debug_bind_p): New.
5310 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5311 * doc/install.texi (bootstrap-debug): More details.
5312 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5313 (bootstrap-debug-lib): More details.
5314 (bootstrap-debug-ckovw): Update.
5315 (bootstrap-time): New.
5316 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5317 (insert_phi_nodes_for): Insert debug stmts.
5318 (rewrite_stmt): Take iterator. Insert debug stmts.
5319 (rewrite_enter_block): Adjust.
5320 (maybe_replace_use_in_debug_stmt): New.
5321 (rewrite_update_stmt): Use it.
5322 (mark_use_interesting): Return early for debug stmts.
5323 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5324 stmts before replacing stmt.
5325 (move_computations_stmt): Likewise.
5326 * ira-conflicts.c (add_copies): Skip debug insns.
5327 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5328 (regstat_bb_compute_ri): Skip debug insns.
5329 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5330 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5331 check_loop_closed_ssa_stmt): Skip debug stmts.
5332 * tree-tailcall.c (find_tail_calls): Likewise.
5333 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5334 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5335 (build_var_debug_value_stat): Declare.
5336 (build_var_debug_value): Define.
5337 (target_for_debug_bind): Declare.
5338 * reload.c (find_equiv_reg): Skip debug insns.
5339 * rtlanal.c (reg_used_between_p): Skip debug insns.
5340 (side_effects_p): Likewise.
5341 (canonicalize_condition): Likewise.
5342 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5343 insns never depend on debug insns.
5344 (create_ddg_dep_no_link): Likewise.
5345 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5346 Don't add inter-loop dependencies for debug insns.
5347 (build_intra_loop_deps): Likewise.
5348 (create_ddg): Count debug insns.
5349 * ddg.h (struct ddg::num_debug): New.
5350 (num_backargs): Pair up with previous int field.
5351 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5352 -fcompare-debug-second.
5353 * final.c (get_attr_length_1): Skip debug insns.
5354 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5355 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5356 (driver_self_specs): Map -fdump-final-insns to
5357 -fdump-final-insns=..
5358 (get_local_tick): New.
5359 (compare_debug_dump_opt_spec_function): Test for . argument and
5360 compute output name. Compute temp output spec without flag name.
5361 Compute -frandom-seed.
5362 (OPT): Undef after use.
5363 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5364 (average_num_loop_insns): Likewise.
5365 * params.h (MIN_NONDEBUG_INSN_UID): New.
5366 * gimple.def (GIMPLE_DEBUG): New.
5367 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5368 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5369 (merge_in_block): Fix whitespace.
5370 * toplev.c (flag_var_tracking): Update comment.
5371 (flag_var_tracking_assignments): New.
5372 (flag_var_tracking_assignments_toggle): New.
5373 (process_options): Don't open final insns dump file if we're not
5374 going to write to it. Compute defaults for var_tracking.
5375 * df-scan.c (df_insn_rescan_debug_internal): New.
5376 (df_uses_record): Handle debug insns.
5377 * haifa-sched.c (ready): Initialize n_debug.
5378 (contributes_to_priority): Skip debug insns.
5379 (dep_list_size): New.
5381 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5382 they're ready. Disregard previous debug insns to make decisions.
5383 (queue_insn): Never queue debug insns.
5384 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5385 (schedule_insn): Don't reject debug insns because of issue rate.
5386 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5387 (queue_to_ready): Skip and discount debug insns.
5388 (choose_ready): Let debug insns through.
5389 (schedule_block): Check boundary debug insns. Discount debug
5390 insns, schedule them early. Adjust whitespace.
5391 (set_priorities): Check for boundary debug insns.
5392 (add_jump_dependencies): Use dep_list_size.
5393 (prev_non_location_insn): New.
5394 (check_cfg): Use it.
5395 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5397 (remove_unused_ivs): Reset debug stmts.
5398 * modulo-sched.c (const_iteration_count): Skip debug insns.
5399 (res_MII): Discount debug insns.
5400 (loop_single_full_bb_p): Skip debug insns.
5401 (sms_schedule): Likewise.
5402 (sms_schedule_by_order): Likewise.
5403 (ps_has_conflicts): Likewise.
5404 * caller-save.c (refmarker_fn): New.
5405 (save_call_clobbered_regs): Replace regs with saved mem in
5407 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5408 Call refmarker_fn mark for hardregnos.
5409 (mark_reg_as_referenced): New.
5410 (replace_reg_with_saved_mem): New.
5411 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5412 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5414 (cse_extended_basic_block): Skip debug insns.
5415 (count_reg_usage): Likewise.
5416 (is_dead_reg): New, split out of...
5417 (set_live_p): ... here.
5418 (insn_live_p): Use it for debug insns.
5419 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5420 (execute_optimize_stdarg): Likewise.
5421 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5422 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5423 changes in debug stmts as changes.
5424 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5425 (moveup_expr): Don't move across debug insns. Don't move
5426 debug insn if it would create a bookkeeping block.
5427 (moveup_expr_cached): Don't use cache for debug insns that
5428 are heads of blocks.
5429 (compute_av_set_inside_bb): Skip debug insns.
5430 (sel_rank_for_schedule): Schedule debug insns first. Remove
5432 (block_valid_for_bookkeeping_p); Support lax searches.
5433 (create_block_for_bookkeeping): Adjust block numbers when
5434 encountering debug-only blocks.
5435 (find_place_for_bookkeeping): Deal with debug-only blocks.
5436 (generate_bookkeeping_insn): Accept no place to insert.
5437 (remove_temp_moveop_nops): New argument full_tidying.
5438 (prepare_place_to_insert): Deal with debug insns.
5439 (advance_state_on_fence): Debug insns don't start cycles.
5440 (update_boundaries): Take fence as argument. Deal with
5442 (schedule_expr_on_boundary): No full_tidying on debug insns.
5443 (fill_insns): Deal with debug insns.
5444 (track_scheduled_insns_and_blocks): Don't count debug insns.
5445 (need_nop_to_preserve_insn_bb): New, split out of...
5446 (remove_insn_from_stream): ... this.
5447 (fur_orig_expr_not_found): Skip debug insns.
5448 * rtl.def (VALUE): Move up.
5450 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5451 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5452 Set it if debug stmts are found.
5453 (statement_sink_location): Skip debug stmts. Propagate
5454 moving defs into debug stmts.
5455 * ifcvt.c (first_active_insn): Skip debug insns.
5456 (last_active_insns): Likewise.
5457 (cond_exec_process_insns): Likewise.
5458 (noce_process_if_block): Likewise.
5459 (check_cond_move_block): Likewise.
5460 (cond_move_convert_if_block): Likewise.
5461 (block_jumps_and_fallthru_p): Likewise.
5462 (dead_or_predicable): Likewise.
5463 * dwarf2out.c (debug_str_hash_forced): New.
5464 (find_AT_string): Add comment.
5465 (gen_label_for_indirect_string): New.
5466 (get_debug_string_label): New.
5467 (AT_string_form): Use it.
5468 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5469 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5470 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5471 several operations that cannot be represented with DWARF opcodes.
5472 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5473 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5474 (dwarf2out_var_location): Take during-call mark into account.
5475 (output_indirect_string): Update comment. Output if there are
5476 label and references.
5477 (prune_indirect_string): New.
5478 (prune_unused_types): Call it if debug_str_hash_forced.
5479 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5480 (dw_long_long_const): Remove.
5481 (struct dw_val_struct): Change val_long_long type to rtx.
5482 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5483 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5484 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5485 component instead of HOST_BITS_PER_LONG.
5486 (output_loc_operands): Likewise. For const8* assert
5487 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5488 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5489 rather than HOST_BITS_PER_LONG is >= 64.
5490 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5492 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5493 HOST_BITS_PER_LONG for dw_val_class_long_long.
5494 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5495 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5496 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5498 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5499 Handle DW_OP_implicit_value.
5500 (extract_int): Move prototype earlier.
5501 (mem_loc_descriptor): For SUBREG punt if inner
5502 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5503 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5504 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5505 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5506 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5507 instead of Pmode size.
5508 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5509 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5510 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5511 (concat_loc_descriptor, concatn_loc_descriptor,
5512 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5513 (add_location_or_const_value_attribute): Likewise. For single
5514 location loc_lists attempt to use add_const_value_attribute
5515 for constant decls. Add DW_AT_const_value even if
5516 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5518 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5519 (control_flow_insn_p): Likewise.
5520 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5521 (separate_decls_in_region_debug_bind): New.
5522 (separate_decls_in_region): Process debug bind stmts afterwards.
5523 * recog.c (verify_changes): Handle debug insns.
5524 (extract_insn): Likewise.
5525 (peephole2_optimize): Skip debug insns.
5526 * dse.c (scan_insn): Skip debug insns.
5527 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5529 (setup_id_for_insn): Handle debug insns.
5530 (maybe_tidy_empty_bb): Adjust whitespace.
5531 (tidy_control_flow): Skip debug insns.
5532 (sel_remove_insn): Adjust for debug insns.
5533 (sel_estimate_number_of_insns): Skip debug insns.
5534 (create_insn_rtx_from_pattern): Handle debug insns.
5535 (create_copy_of_insn_rtx): Likewise.
5536 * sel-sched-.h (sel_bb_end): Declare.
5537 (sel_bb_empty_or_nop_p): New.
5538 (get_all_loop_exits): Use it.
5539 (_eligible_successor_edge_p): Likewise.
5540 (return_nop_to_pool): Adjust.
5541 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5542 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5543 * gimple-pretty-print.c (dump_gimple_debug): New.
5544 (dump_gimple_stmt): Use it.
5545 (dump_bb_header): Skip gimple debug stmts.
5546 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5547 (fixup_match_2): Likewise.
5548 (regmove_backward_pass): Likewise. Simplify combined
5549 replacement. Handle debug insns.
5550 * function.c (instantiate_virtual_regs): Handle debug insns.
5551 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5552 * print-rtl.h: Include cselib.h.
5553 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5554 * df.h (df_inns_rescan_debug_internal): Declare.
5555 * gcse.c (alloc_hash_table): Estimate n_insns.
5556 (cprop_insn): Don't regard debug insns as changes.
5557 (bypass_conditional_jumps): Skip debug insns.
5558 (one_pre_gcse_pass): Adjust.
5559 (one_code_hoisting_pass): Likewise.
5560 (compute_ld_motion_mems): Skip debug insns.
5561 (one_cprop_pass): Adjust.
5562 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5563 (if_convertible_stmt_p): Handle debug stmts.
5564 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5565 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5566 * ira-build.c (create_bb_allocnos): Skip debug insns.
5567 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5568 (has_single_use): Likewise.
5569 (single_imm_use): Likewise.
5570 (num_imm_uses): Likewise.
5571 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5572 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5573 (create_outofssa_var_map): Likewise.
5574 * lower-subreg.c (adjust_decomposed_uses): New.
5575 (resolve_debug): New.
5576 (decompose_multiword_subregs): Use it.
5577 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5578 * emit-rtl.c: Include params.h.
5579 (cur_debug_insn_uid): Define.
5580 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5581 (copy_rtx_if_shared_1): Handle debug insns.
5582 (reset_used_flags): Likewise.
5583 (set_used_flags): LIkewise.
5584 (get_max_insn_count): New.
5585 (next_nondebug_insn): New.
5586 (prev_nondebug_insn): New.
5587 (make_debug_insn_raw): New.
5588 (emit_insn_before_noloc): Handle debug insns.
5589 (emit_jump_insn_before_noloc): Likewise.
5590 (emit_call_insn_before_noloc): Likewise.
5591 (emit_debug_insn_before_noloc): New.
5592 (emit_insn_after_noloc): Handle debug insns.
5593 (emit_jump_insn_after_noloc): Likewise.
5594 (emit_call_insn_after_noloc): Likewise.
5595 (emit_debug_insn_after_noloc): Likewise.
5596 (emit_insn_after): Take loc from earlier non-debug insn.
5597 (emit_jump_insn_after): Likewise.
5598 (emit_call_insn_after): Likewise.
5599 (emit_debug_insn_after_setloc): New.
5600 (emit_debug_insn_after): New.
5601 (emit_insn_before): Take loc from later non-debug insn.
5602 (emit_jump_insn_before): Likewise.
5603 (emit_call_insn_before): Likewise.
5604 (emit_debug_insn_before_setloc): New.
5605 (emit_debug_insn_before): New.
5606 (emit_insn): Handle debug insns.
5607 (emit_debug_insn): New.
5608 (emit_jump_insn): Handle debug insns.
5609 (emit_call_insn): Likewise.
5611 (init_emit): Take min-nondebug-insn-uid into account.
5612 Initialize cur_debug_insn_uid.
5613 (emit_copy_of_insn_after): Handle debug insns.
5614 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5615 location of single rhs in place.
5616 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5617 (floor_sdiv_adjust): New.
5618 (cell_sdiv_adjust): New.
5619 (cell_udiv_adjust): New.
5620 (round_sdiv_adjust): New.
5621 (round_udiv_adjust): New.
5622 (wrap_constant): Moved from cselib.
5623 (unwrap_constant): New.
5624 (expand_debug_expr): New.
5625 (expand_debug_locations): New.
5626 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5628 (gimple_expand_cfg): Expand debug locations.
5629 * cselib.c: Include tree-pass.h.
5630 (struct expand_value_data): New.
5631 (cselib_record_sets_hook): New.
5632 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5633 (cselib_clear_table): Move, and implemnet in terms of...
5634 (cselib_reset_table_with_next_value): ... this.
5635 (cselib_get_next_unknown_value): New.
5636 (discard_useless_locs): Don't discard preserved values.
5637 (cselib_preserve_value): New.
5638 (cselib_preserved_value_p): New.
5639 (cselib_preserve_definitely): New.
5640 (cselib_clear_preserve): New.
5641 (cselib_preserve_only_values): New.
5642 (new_cselib_val): Take rtx argument. Dump it in details.
5643 (cselib_lookup_mem): Adjust.
5644 (expand_loc): Take regs_active in struct. Adjust. Silence
5645 dumps unless details are requested.
5646 (cselib_expand_value_rtx_cb): New.
5647 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5648 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5649 without details. Copy more subregs. Try to resolve values
5650 using a callback. Wrap constants.
5651 (cselib_subst_to_values): Adjust.
5652 (cselib_log_lookup): New.
5653 (cselib_lookup): Call it.
5654 (cselib_invalidate_regno): Don't count preserved values as useless.
5655 (cselib_invalidate_mem): Likewise.
5656 (cselib_record_set): Likewise.
5657 (struct set): Renamed to cselib_set, moved to cselib.h.
5658 (cselib_record_sets): Adjust. Call hook.
5659 (cselib_process_insn): Reset table when it would be cleared.
5660 (dump_cselib_val): New.
5661 (dump_cselib_table): New.
5662 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5663 (remove_forwarder_block): Support moving debug stmts.
5664 * cselib.h (cselib_record_sets_hook): Declare.
5665 (cselib_expand_callback): New type.
5666 (cselib_expand_value_rtx_cb): Declare.
5667 (cselib_reset_table_with_next_value): Declare.
5668 (cselib_get_next_unknown_value): Declare.
5669 (cselib_preserve_value): Declare.
5670 (cselib_preserved_value_p): Declare.
5671 (cselib_preserve_only_values): Declare.
5672 (dump_cselib_table): Declare.
5673 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5674 (try_crossjump_to_edge): Likewise.
5675 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5676 dominated blocks when debug stmts are present.
5677 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5678 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5679 (set_var_live_on_entry): Likewise.
5680 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5681 * cfglayout.c (curr_location, last_location): Make static.
5682 (set_curr_insn_source_location): Don't avoid bouncing.
5683 (get_curr_insn_source_location): New.
5684 (get_curr_insn_block): New.
5685 (duplicate_insn_chain): Handle debug insns.
5686 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5688 * common.opt (fcompare-debug): Move to sort order.
5689 (fdump-unnumbered-links): Likewise.
5690 (fvar-tracking-assignments): New.
5691 (fvar-tracking-assignments-toggle): New.
5692 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5693 because of debug stmts.
5694 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5695 (eliminate_unnecessary_stmts): Walk dominated blocks before
5697 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5698 * ira.c (memref_used_between_p): Skip debug insns.
5699 (update_equiv_regs): Likewise.
5700 * sched-deps.c (sd_lists_size): Accept empty list.
5701 (sd_init_insn): Mark debug insns.
5702 (sd_finish_insn): Unmark them.
5703 (sd_add_dep): Reject non-debug deps on debug insns.
5704 (fixup_sched_groups): Give debug insns group treatment.
5706 (sched_analyze_reg): Don't mark debug insns for sched before call.
5707 (sched_analyze_2): Handle debug insns.
5708 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5710 (deps_analyze_insn): Handle debug insns.
5711 (deps_start_bb): Skip debug insns.
5712 (init_deps): Initialize last_debug_insn.
5713 * tree-ssa.c (target_for_debug_bind): New.
5714 (find_released_ssa_name): New.
5715 (propagate_var_def_into_debug_stmts): New.
5716 (propagate_defs_into_debug_stmts): New.
5717 (verify_ssa): Skip debug bind stmts without values.
5718 (warn_uninialized_vars): Skip debug stmts.
5719 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
5720 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
5721 (rtx_equal_p): Likewise.
5722 * ira-costs.c (scan_one_insn): Skip debug insns.
5723 (process_bb_node_for_hard_reg_moves): Likewise.
5724 * rtl.h (DEBUG_INSN_P): New.
5725 (NONDEBUG_INSN_P): New.
5726 (MAY_HAVE_DEBUG_INSNS): New.
5727 (INSN_P): Accept debug insns.
5728 (RTX_FRAME_RELATED_P): Likewise.
5729 (INSN_DELETED_P): Likewise
5730 (PAT_VAR_LOCATION_DECL): New.
5731 (PAT_VAR_LOCATION_LOC): New.
5732 (PAT_VAR_OCATION_STATUS): New.
5733 (NOTE_VAR_LOCATION_DECL): Reimplement.
5734 (NOTE_VAR_LOCATION_LOC): Likewise.
5735 (NOTE_VAR_LOCATION_STATUS): Likewise.
5736 (INSN_VAR_LOCATION): New.
5737 (INSN_VAR_LOCATION_DECL): New.
5738 (INSN_VAR_LOCATION_LOC): New.
5739 (INSN_VAR_LOCATION_STATUS): New.
5740 (gen_rtx_UNKNOWN_VAR_LOC): New.
5741 (VAR_LOC_UNKNOWN_P): New.
5742 (NOTE_DURING_CALL_P): New.
5743 (SCHED_GROUP_P): Accept debug insns.
5744 (emit_debug_insn_before): Declare.
5745 (emit_debug_insn_before_noloc): Declare.
5746 (emit_debug_insn_beore_setloc): Declare.
5747 (emit_debug_insn_after): Declare.
5748 (emit_debug_insn_after_noloc): Declare.
5749 (emit_debug_insn_after_setloc): Declare.
5750 (emit_debug_insn): Declare.
5751 (make_debug_insn_raw): Declare.
5752 (prev_nondebug_insn): Declare.
5753 (next_nondebug_insn): Declare.
5754 (delegitimize_mem_from_attrs): Declare.
5755 (get_max_insn_count): Declare.
5756 (wrap_constant): Declare.
5757 (unwrap_constant): Declare.
5758 (get_curr_insn_source_location): Declare.
5759 (get_curr_insn_block): Declare.
5760 * tree-inline.c (insert_debug_decl_map): New.
5761 (processing_debug_stmt): New.
5762 (remap_decl): Don't create new mappings in debug stmts.
5763 (remap_gimple_op_r): Don't add references in debug stmts.
5764 (copy_tree_body_r): Likewise.
5765 (remap_gimple_stmt): Handle debug bind stmts.
5766 (copy_bb): Skip debug stmts.
5767 (copy_edges_for_bb): Likewise.
5768 (copy_debug_stmt): New.
5769 (copy_debug_stmts): New.
5770 (copy_body): Copy debug stmts at the end.
5771 (insert_init_debug_bind): New.
5772 (insert_init_stmt): Take id. Skip and emit debug stmts.
5773 (setup_one_parameter): Remap variable earlier, register debug mapping.
5774 (estimate_num_insns): Skip debug stmts.
5775 (expand_call_inline): Preserve debug_map.
5776 (optimize_inline_calls): Check for no debug_stmts left-overs.
5777 (unsave_expr_now): Preserve debug_map.
5778 (copy_gimple_seq_and_replace_locals): Likewise.
5779 (tree_function_versioning): Check for no debug_stmts left-overs.
5780 Init and destroy debug_map as needed. Split edges unconditionally.
5781 (build_duplicate_type): Init and destroy debug_map as needed.
5782 * tree-inline.h: Include gimple.h instead of pointer-set.h.
5783 (struct copy_body_data): Add debug_stmts and debug_map.
5784 * sched-int.h (struct ready_list): Add n_debug.
5785 (struct deps): Add last_debug_insn.
5786 (DEBUG_INSN_SCHED_P): New.
5787 (BOUNDARY_DEBUG_INSN_P): New.
5788 (SCHEDULE_DEBUG_INSN_P): New.
5789 (sd_iterator_cond): Accept empty list.
5790 * combine.c (create_log_links): Skip debug insns.
5791 (combine_instructions): Likewise.
5792 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
5793 return value is always unshared.
5794 (struct rtx_subst_pair): New.
5795 (auto_adjust_pair): New.
5796 (propagate_for_debug_subst): New.
5797 (propagate_for_debug): New.
5798 (try_combine): Skip debug insns. Propagate removed defs into
5800 (next_nonnote_nondebug_insn): New.
5801 (distribute_notes): Use it. Skip debug insns.
5802 (distribute_links): Skip debug insns.
5803 * tree-outof-ssa.c (set_location_for_edge): Likewise.
5804 * resource.c (mark_target_live_regs): Likewise.
5805 * var-tracking.c: Include cselib.h and target.h.
5806 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
5808 (micro_operation_type_name): New.
5809 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
5810 (struct micro_operation_def): Update comments.
5811 (decl_or_value): New type. Use instead of decls.
5812 (struct emit_note_data_def): Add vars.
5813 (struct attrs_def): Use decl_or_value.
5814 (struct variable_tracking_info_def): Add permp, flooded.
5815 (struct location_chain_def): Update comment.
5816 (struct variable_part_def): Use decl_or_value.
5817 (struct variable_def): Make var_part a variable length array.
5819 (scratch_regs): New.
5820 (cselib_hook_called): New.
5821 (dv_is_decl_p): New.
5822 (dv_is_value_p): New.
5825 (dv_as_opaque): New.
5826 (dv_onepart_p): New.
5828 (IS_DECL_CODE): New.
5829 (check_value_is_not_decl): New.
5830 (dv_from_decl): New.
5831 (dv_from_value): New.
5832 (dv_htab_hash): New.
5833 (variable_htab_hash): Use it.
5834 (variable_htab_eq): Support values.
5835 (variable_htab_free): Free from the right pool.
5836 (attrs_list_member, attrs_list_insert): Use decl_or_value.
5837 (attrs_list_union): Adjust.
5838 (attrs_list_mpdv_union): New.
5839 (tie_break_pointers): New.
5840 (canon_value_cmp): New.
5841 (unshare_variable): Return possibly-modified slot.
5842 (vars_copy_1): Adjust.
5843 (var_reg_decl_set): Adjust. Split out of...
5844 (var_reg_set): ... this.
5845 (get_init_value): Adjust.
5846 (var_reg_delete_and_set): Adjust.
5847 (var_reg_delete): Adjust.
5848 (var_regno_delete): Adjust.
5849 (var_mem_decl_set): Split out of...
5850 (var_mem_set): ... this.
5851 (var_mem_delete_and_set): Adjust.
5852 (var_mem_delete): Adjust.
5856 (variable_union): Adjust. Speed up merge of 1-part vars.
5857 (variable_canonicalize): Use unshared slot.
5858 (VALUED_RECURSED_INTO): New.
5859 (find_loc_in_1pdv): New.
5860 (struct dfset_merge): New.
5861 (insert_into_intersection): New.
5862 (intersect_loc_chains): New.
5864 (canonicalize_loc_order_check): New.
5865 (canonicalize_values_mark): New.
5866 (canonicalize_values_star): New.
5867 (variable_merge_over_cur): New.
5868 (variable_merge_over_src): New.
5869 (dataflow_set_merge): New.
5870 (dataflow_set_equiv_regs): New.
5871 (remove_duplicate_values): New.
5872 (struct dfset_post_merge): New.
5873 (variable_post_merge_new_vals): New.
5874 (variable_post_merge_perm_vals): New.
5875 (dataflow_post_merge_adjust): New.
5876 (find_mem_expr_in_1pdv): New.
5877 (dataflow_set_preserve_mem_locs): New.
5878 (dataflow_set_remove_mem_locs): New.
5879 (dataflow_set_clear_at_call): New.
5880 (onepart_variable_different_p): New.
5881 (variable_different_p): Use it.
5882 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
5883 (track_expr_p): Add need_rtl parameter. Don't generate rtl
5885 (track_loc_p): Pass it true.
5886 (struct count_use_info): New.
5887 (find_use_val): New.
5888 (replace_expr_with_values): New.
5890 (use_type): New, partially split out of...
5891 (count_uses): ... this. Count new micro-ops.
5892 (count_uses_1): Adjust.
5893 (count_stores): Adjust.
5894 (count_with_sets): New.
5895 (VAL_NEEDS_RESOLUTION): New.
5896 (VAL_HOLDS_TRACK_EXPR): New.
5897 (VAL_EXPR_IS_COPIED): New.
5898 (VAL_EXPR_IS_CLOBBERED): New.
5899 (add_uses): Adjust. Generate new micro-ops.
5900 (add_uses_1): Adjust.
5901 (add_stores): Generate new micro-ops.
5902 (add_with_sets): New.
5903 (find_src_status): Adjust.
5904 (find_src_set_src): Adjust.
5905 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
5906 Handle new micro-ops. Canonicalize value equivalances.
5907 (vt_find_locations): Compute total size of hash tables for
5908 dumping. Perform merge for var-tracking-assignments. Don't
5909 disregard single-block loops.
5910 (dump_attrs_list): Handle decl_or_value.
5911 (dump_variable): Take variable. Deal with decl_or_value.
5912 (dump_variable_slot): New.
5913 (dump_vars): Use it.
5914 (dump_dataflow_sets): Adjust.
5915 (set_slot_part): New, extended to support one-part variables
5916 after splitting out of...
5917 (set_variable_part): ... this.
5918 (clobber_slot_part): New, split out of...
5919 (clobber_variable_part): ... this.
5920 (delete_slot_part): New, split out of...
5921 (delete_variable_part): .... this.
5922 (check_wrap_constant): New.
5923 (vt_expand_loc_callback): New.
5924 (vt_expand_loc): New.
5925 (emit_note_insn_var_location): Adjust. Handle values. Handle
5926 EMIT_NOTE_AFTER_CALL_INSN.
5927 (emit_notes_for_differences_1): Adjust. Handle values.
5928 (emit_notes_for_differences_2): Likewise.
5929 (emit_notes_for_differences): Adjust.
5930 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
5931 Adjust. Handle new micro-ops.
5932 (vt_add_function_parameters): Adjust. Create and bind values.
5933 (vt_initialize): Adjust. Initialize scratch_regs and
5934 valvar_pool, flooded and perm.. Initialize and use cselib. Log
5935 operations. Move some code to count_with_sets and add_with_sets.
5936 (delete_debug_insns): New.
5937 (vt_debug_insns_local): New.
5938 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
5940 (var_tracking_main): If var-tracking-assignments is enabled
5941 but var-tracking isn't, delete debug insns and leave. Likewise
5942 if we exceed limits or fail the stack adjustments tests, and
5943 after all var-tracking processing.
5944 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
5945 (dataflow_set): Add traversed_vars.
5946 (value_chain, const_value_chain): New typedefs.
5947 (value_chain_pool, value_chains): New variables.
5948 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
5949 add_value_chains, add_cselib_value_chains, remove_value_chain,
5950 remove_value_chains, remove_cselib_value_chains): New functions.
5951 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
5952 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
5954 (shared_hash_find_slot_unshare, shared_hash_find_slot,
5955 shared_hash_find_slot_noinsert, shared_hash_find): Update.
5956 (dst_can_be_shared): New variable.
5957 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
5958 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
5959 different from set->vars, look up slot again instead of using the
5961 (dataflow_set_init): Initialize traversed_vars.
5962 (variable_union): Use shared_hash_*. Use initially NO_INSERT
5963 lookup if set->vars is shared. Don't keep slot cleared before
5964 calling unshare_variable. Unshare set->vars if needed. Adjust
5965 unshare_variable callers. Clear dst_can_be_shared if needed.
5966 Even ->refcount == 1 vars must be unshared if set->vars is shared
5967 and var needs to be modified.
5968 (dataflow_set_union): Set traversed_vars during canonicalization.
5969 (VALUE_CHANGED, DECL_CHANGED): Define.
5970 (set_dv_changed, dv_changed_p): New static inlines.
5971 (track_expr_p): Clear DECL_CHANGED.
5972 (dump_dataflow_sets): Set it.
5973 (variable_was_changed): Call set_dv_changed.
5974 (emit_note_insn_var_location): Likewise.
5975 (changed_variables_stack): New variable.
5976 (check_changed_vars_1, check_changed_vars_2): New functions.
5977 (emit_notes_for_changes): Do nothing if changed_variables is
5978 empty. Traverse changed_variables with check_changed_vars_1,
5979 call check_changed_vars_2 on each changed_variables_stack entry.
5980 (emit_notes_in_bb): Add SET argument. Just clear it at the
5981 beginning, use it instead of local &set, don't destroy it at the end.
5982 (vt_emit_notes): Call dataflow_set_clear early on all
5983 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
5984 computed set, dataflow_set_clear also VTI(bb)->in when we are
5985 done with the basic block. Initialize changed_variables_stack,
5986 free it afterwards. If ENABLE_CHECKING verify that after noting
5987 differences to an empty set value_chains hash table is empty.
5988 (vt_initialize): Initialize value_chains and value_chain_pool.
5989 (vt_finalize): Delete value_chains htab, free value_chain_pool.
5990 (variable_tracking_main): Call dump_dataflow_sets before calling
5991 vt_emit_notes, not after it.
5992 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
5993 (propagate_var_def_into_debug_stmts): Declare.
5994 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
5995 (df_set_note): Reject debug insns.
5996 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
5997 add notes to debug insns.
5998 (df_note_bb_compute): Adjust. Likewise.
5999 (df_simulate_uses): Skip debug insns.
6000 (df_simulate_initialize_backwards): Likewise.
6001 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6002 (subst_stack_regs_pat): Reject debug insns.
6003 (convert_regs_1): Handle debug insns.
6004 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6005 (print-rtl.o): Depend on cselib.h.
6006 (cselib.o): Depend on TREE_PASS_H.
6007 (var-tracking.o): Depend on cselib.h and TARGET_H.
6008 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6009 (init_ready_list): Skip boundary debug insns.
6010 (add_branch_dependences): Skip debug insns.
6011 (free_block_dependencies): Check for blocks with only debug insns.
6012 (compute_priorities): Likewise.
6013 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6014 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6016 (gimple_build_debug_bind_stat): New.
6017 (empty_body_p): Skip debug stmts.
6018 (gimple_has_side_effects): Likewise.
6019 (gimple_rhs_has_side_effects): Likewise.
6020 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6021 (gimple_build_debug_bind_stat): Declare.
6022 (gimple_build_debug_bind): Define.
6023 (is_gimple_debug): New.
6024 (gimple_debug_bind_p): New.
6025 (gimple_debug_bind_get_var): New.
6026 (gimple_debug_bind_get_value): New.
6027 (gimple_debug_bind_get_value_ptr): New.
6028 (gimple_debug_bind_set_var): New.
6029 (gimple_debug_bind_set_value): New.
6030 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6031 (gimple_debug_bind_reset_value): New.
6032 (gimple_debug_bind_has_value_p): New.
6033 (gsi_next_nondebug): New.
6034 (gsi_prev_nondebug): New.
6035 (gsi_start_nondebug_bb): New.
6036 (gsi_last_nondebug_bb): New.
6037 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6038 (print_insn): Handle DEBUG_INSN.
6039 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6040 of first insn prevail.
6041 (first_stmt): Skip debug stmts.
6042 (first_non_label_stmt): Likewise.
6043 (last_stmt): Likewise.
6044 (has_zero_uses_1): New.
6045 (single_imm_use_1): New.
6046 (verify_gimple_debug): New.
6047 (verify_types_in_gimple_stmt): Handle debug stmts.
6048 (verify_stmt): Likewise.
6049 (debug_loop_num): Skip debug stmts.
6050 (remove_edge_and_dominated_blocks): Remove dominators last.
6051 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6052 (linearize_expr): Likewise.
6053 * config/i386/i386.c (ix86_delegitimize_address): Call
6054 default implementation.
6055 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6056 (group_barrier_needed): Skip debug insns.
6057 (emit_insn_group_barriers): Likewise.
6058 (emit_all_insn_group_barriers): Likewise.
6059 (ia64_variable_issue): Handle debug insns.
6060 (ia64_dfa_new_cycle): Likewise.
6061 (final_emit_insn_group_barriers): Skip debug insns.
6062 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6063 def cfa without frame.
6064 (process_set): Likewise.
6065 (process_for_unwind_directive): Pass frame on.
6066 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6067 (rs6000_delegitimize_address): New.
6068 (rs6000_debug_adjust_cost): Handle debug insns.
6069 (is_microcoded_insn): Likewise.
6070 (is_cracked_insn): Likewise.
6071 (is_nonpipeline_insn): Likewise.
6072 (insn_must_be_first_in_group): Likewise.
6073 (insn_must_be_last_in_group): Likewise.
6074 (force_new_group): Likewise.
6075 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6076 contains only debug insns.
6077 (rtl_merge_blocks): Skip debug insns.
6078 (purge_dead_edges): Likewise.
6079 (rtl_block_ends_with_call_p): Skip debug insns.
6080 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6081 (mark_reg_dependencies): Skip debug insns.
6082 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6083 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6084 * tree-ssa-threadedge.c
6085 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6086 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6087 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6088 (copyprop_hardreg_forward_1): Handle debug insns.
6089 * reload1.c (reload): Skip debug insns. Replace unassigned
6090 pseudos in debug insns with their equivalences.
6091 (eliminate_regs_in_insn): Skip debug insns.
6092 (emit_input_reload_insns): Skip debug insns at first, adjust
6094 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6095 (get_indirect_ref_operands): Pass opf_no_vops on.
6096 (get_expr_operands): Likewise. Skip debug stmts.
6097 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6099 2009-09-01 Richard Henderson <rth@redhat.com>
6101 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6102 stmt_ends_pp_p statements at least once.
6103 * tree-vrp.c (vrp_initialize): Likewise.
6104 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6106 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6109 Fix AIX bootstrap after PR debug/30161
6110 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6111 that is a GNU extension.
6112 (tmpl_value_parm_die_table): Move the definition of this global
6113 outside #ifdef DWARF2_DEBUGGING_INFO region.
6115 2009-09-01 Richard Guenther <rguenther@suse.de>
6117 * tree.c (tree_expr_size): New function.
6118 * tree.h (tree_expr_size): Declare.
6119 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6120 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6121 * langhooks.c (lhd_expr_size): Remove.
6122 * langhooks.h (struct lang_hooks): Remove expr_size.
6123 * explow.c (expr_size): Use tree_expr_size.
6124 (int_expr_size): Likewise.
6125 * langhooks-def.h (lhd_expr_size): Remove.
6126 (LANG_HOOKS_EXPR_SIZE): Likewise.
6127 (LANG_HOOKS_INITIALIZER): Adjust.
6129 2009-09-01 Richard Guenther <rguenther@suse.de>
6131 * tree-flow.h (mark_addressable): Move declaration ...
6132 * tree.h (mark_addressable): ... here.
6133 * stmt.c (expand_asm_operands): Use mark_addressable, not
6134 lang_hooks.mark_addressable.
6135 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6136 LANG_HOOKS_MARK_ADDRESSABLE.
6137 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6138 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6140 2009-08-31 Chris Demetriou <cgd@google.com>
6142 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6143 vectorize if not TARGET_SSE2.
6145 2009-08-31 DJ Delorie <dj@redhat.com>
6147 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6148 registers if no coprocessor is enabled.
6150 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6153 * cgraph.h (cgraph_get_node): Declare ...
6154 * cgraph.c (cgraph_get_node): ... new function.
6155 * dwarf2out.c (gen_generic_params_dies,
6156 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6157 make_ith_pack_parameter_name,
6158 append_entry_to_tmpl_value_parm_die_table,
6159 gen_remaining_tmpl_value_param_die_attribute): New functions.
6160 (gen_subprogram_die): Generate debug info for template parameters
6161 if debug info level is higher than DINFO_LEVEL_TERSE.
6162 Use tree_add_const_value_attribute_for_decl instead of
6163 tree_add_const_value_attribute.
6164 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6165 instead of tree_add_const_value_attribute.
6166 (gen_struct_or_union_type_die): Generate debug
6167 info for template parameters if debug info level is higher than
6169 (tree_add_const_value_attribute): Handle integral and pointer
6170 constants. Update comment.
6171 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6172 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6173 (reference_to_unused): Fix thinko. Remove redundant predicates from
6175 (tree_add_const_value_attribute): Make this work for constant
6177 tree_add_const_value_attribute_for_decl is to be used for variable
6179 (add_location_or_const_value_attribute): Use
6180 tree_add_const_value_attribute_for_decl now.
6181 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6182 DW_TAG_template_value_param DIEs after function DIEs have been
6184 * langhooks.h (lang_hooks_for_types): Add
6185 get_argument_pack_elems.
6186 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6187 (lang_hooks): Added get_innermost_generic_parms,
6188 get_innermost_generic_args.
6189 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6190 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6191 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6192 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6194 2009-08-31 DJ Delorie <dj@redhat.com>
6196 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6197 it once we start generating the prologue or epilogue.
6198 (mep_call_saves_register): If the frame is locked, re-use
6200 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6201 (mep_expand_prologue): Call it.
6202 (mep_expand_epilogue): Likewise.
6203 (mep_start_function): Use the same logic as mep_expand_prologue.
6204 (mep_pass_by_reference): Make logic more readable.
6205 (mep_return_in_memory): Zero-sized objects are passed in memory.
6206 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6208 2009-08-31 Richard Guenther <rguenther@suse.de>
6210 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6211 to query if the memory regions for memmove overlap.
6212 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6213 asserts on pointers, instead deal with odd trees.
6214 (ptr_derefs_may_alias_p): Likewise.
6215 (refs_may_alias_p_1): Constructor bases also never alias.
6217 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6219 * doc/install.texi (Final install): Adjust reference on where to
6220 order printed manuals.
6222 2009-08-30 Olivier Hainque <hainque@adacore.com>
6224 * dwarf2out.c (switch_to_frame_table_section): Move
6225 definition prior to first use.
6227 2009-08-30 Richard Guenther <rguenther@suse.de>
6229 PR tree-optimization/41186
6230 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6231 (ao_ref_init_from_ptr_and_size): New function.
6232 (ref_maybe_used_by_call_p_1): Be more precise tracking
6233 used ranges for builtin functions.
6234 (ref_maybe_used_by_call_p): Adjust.
6235 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6236 ranges for builtin functions.
6237 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6239 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6242 * fwprop.c (get_reg_use_in): Delete.
6243 (free_load_extend): New function.
6244 (forward_propagate_subreg): Use it.
6246 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6248 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6250 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6253 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6256 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6258 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6259 fini or fini_array section.
6261 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6263 * graphite-dependences.c (graphite_legal_transform_bb): Call
6264 pbb_remove_duplicate_pdrs.
6265 * graphite-poly.c (can_collapse_pdr): Removed.
6266 (pdr_find_duplicate): Removed.
6267 (can_collapse_pdrs): New.
6268 (pbb_remove_duplicate_pdrs): New.
6269 (new_poly_dr): Do not look for duplicates.
6270 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6271 (PBB_PDR_DUPLICATES_REMOVED): New.
6272 (pbb_remove_duplicate_pdrs): Declared.
6274 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6276 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6277 the strides by multiplying by PDR_NB_REFS.
6278 * graphite-poly.c (can_collapse_pdr): New.
6279 (pdr_find_duplicate): New.
6280 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6281 Initialize PDR_NB_REFS.
6282 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6284 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6286 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6289 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6292 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6294 * graphite-dependences.c (pddr_original_scattering): Return NULL
6295 for read-read dependence relations.
6296 * graphite-poly.h (enum poly_dr_type): Fix comment.
6299 (pdr_may_write_p): New.
6301 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6303 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6304 (struct poly_dr): Same.
6305 (new_poly_dr): Same.
6306 * graphite-poly.c (new_poly_dr): Same.
6307 * graphite-dependences.c (dot_deps): Disable call to system.
6309 2009-08-28 Cary Coutant <ccoutant@google.com>
6312 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6313 struct/union/enum types local to a function.
6315 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6316 Sebastian Pop <sebastian.pop@amd.com>
6318 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6319 pbb_strip_mine_time_depth. Changed the implementation so that
6320 transformation is expressed as a transformation on
6321 time (scatttering) dimensions. Also, ensures that the 2d+1
6322 scheduling format is preserved.
6323 (pbb_strip_mine_profitable_p): Profitability is based on the
6324 iteration number of a given time (scattering) dimension,
6325 and not on a original loop depth dimension.
6326 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6327 (pbb_do_strip_mine): Call psct_dynamic_dim.
6328 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6329 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6330 (pbb_nb_dynamic_scattering_transform): New.
6331 (psct_dynamic_dim): New.
6333 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6335 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6336 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6337 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6338 * graphite-interchange.c (build_linearized_memory_access): Same.
6339 (memory_stride_in_loop): Same.
6341 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6343 * graphite-dependences.c (pddr_original_scattering): New.
6344 (graphite_legal_transform_dr): Call pddr_original_scattering.
6347 * graphite-dependences.h (dot_deps): Declared.
6348 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6349 (print_pdr): Print PDR_ID.
6350 * graphite-poly.h (struct poly_dr): Add field id.
6353 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6355 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6357 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6358 not delete the original dependence relation.
6360 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6362 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6363 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6364 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6365 (free_poly_ddr): New.
6366 (pddr_is_empty): New.
6367 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6368 (dependence_polyhedron): Same. Remove useless gcc_assert.
6370 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6371 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6372 * graphite-dependences.h (enum poly_dependence_kind): New.
6373 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6374 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6375 (PDRP_SINK): Renamed PDDR_SINK.
6376 (PDRP_DDP): Renamed PDDR_DDP.
6378 (free_poly_ddr): Declared.
6379 * graphite-poly.c (new_scop): Use the new hash function names.
6380 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6381 into original_pddrs.
6382 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6384 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6386 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6387 bounds with LT_EXPR to make niter analysis more precise on code
6388 generated by Graphite.
6390 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6392 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6393 (graphite_legal_transform_bb): Same.
6394 (poly_drs_may_alias_p): Same.
6396 2009-08-28 Richard Guenther <rguenther@suse.de>
6398 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6400 2009-08-28 Jan Beulich <jbeulich@novell.com>
6402 * config/i386/netware.c: Include langhooks.h.
6403 (i386_nlm_encode_section_info): Simplify.
6404 (netware_override_options): Delete.
6405 * config/i386/netware.h (netware_override_options): Delete
6407 (OVERRIDE_OPTIONS): Delete definition.
6408 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6409 (ASM_COMMENT_START): Define.
6410 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6412 2009-08-28 Jan Beulich <jbeulich@novell.com>
6414 * configure.ac: For in-tree ld, do a plain version check to
6415 determine whether comdat groups are supported.
6416 * configure: Regenerate.
6418 2009-08-28 Olivier Hainque <hainque@adacore.com>
6420 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6421 always defined. Reflect definition or absence of such for
6422 COLLECT_EXPORT_LIST. Readability helper.
6423 (scanfilter): New enum, to help control what symbols
6424 are to be considered or ignored by scan_prog_file.
6425 (enum pass): Rename as "scanpass", moved together with scanfilter
6426 prior to scan_prog_file's prototype.
6427 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6428 Group prototype with the scanpass/scanfilter definitions, factorize
6429 head comments for the several implementations at the prototype.
6430 (main): Reorganize the first pass link control to let AIX
6431 drag only the needed frame tables in executables. Prevent
6432 frame tables collection during the scan aimed at static ctors.
6433 Pre-link and scan for frame tables later to compensate.
6434 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6435 A C statement to issue assembly directives that create a reference
6436 to the given DWARF table identifier label from the current function
6438 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6439 to differentiate first time section entry. Only emit a .data
6440 tables start identifier label the first time around.
6441 (switch_to_frame_table_section): New function. Helper for
6442 output_call_frame_info to switch possibly BACK into the eh_frame
6443 or the debug_frame section depending on FOR_EH.
6444 (output_call_frame_info): Use helper to first enter the proper
6446 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6447 emit a link to the frame table start label from each function
6449 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6450 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6451 * config/rs6000/rs6000-protos.h: Declare it.
6452 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6454 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6456 * config/sh/sh.c (split_branches): Check the result of
6459 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6461 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6462 using -pthread -fopenmp
6464 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6466 * doc/service.texi (service directory): Update URL.
6468 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6470 PR rtl-optimization/40861
6471 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6472 extract word from a multi-word subreg for negative byte positions.
6474 2009-08-27 Tristan Gingold <gingold@adacore.com>
6475 Douglas B Rupp <rupp@gnat.com>
6477 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6478 (SECTION_VMS_OVERLAY): Define.
6479 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6481 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6483 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6484 common_object declarations.
6485 (ia64_section_type_flags): Set section flag for common_object.
6486 * config/ia64/ia64-protos.h
6487 (ia64_vms_output_aligned_decl_common): Declare.
6488 (ia64_vms_elf_asm_named_section): Declare.
6490 2009-08-27 Michael Matz <matz@suse.de>
6492 * expr.c (expand_expr_real_2): New function taking exploded
6493 unary or binary expression, split out from ...
6494 (expand_expr_real_1): ... here. Move over all unary/binary
6495 switch parts to above function, in particular these codes:
6496 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6497 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6498 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6499 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6500 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6501 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6502 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6503 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6504 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6505 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6506 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6507 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6508 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6509 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6510 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6511 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6512 VEC_PACK_FIX_TRUNC_EXPR.
6513 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6516 2009-08-27 Richard Guenther <rguenther@suse.de>
6518 * gengtype.c (main): Handle uint64_t.
6519 * ipa-utils.c (get_base_var): Indent properly.
6520 * tree-ssa-live.c (debug_scope_block): New function.
6521 * tree-flow.h (debug_scope_block): Declare.
6522 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6523 * basic-block.h (enum profile_status): Rename to
6524 enum profile_status_d.
6525 (x_profile_status): Adjust type.
6527 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6530 * dwarf2out.c (get_context_die): Declare this static function.
6531 (gen_type_die_with_usage): Make sure a DIE is a generated for
6532 the context of a typedef.
6534 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6536 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6539 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6541 * config/mips/mips-protos.h (mips_output_sync): Declare.
6542 (mips_sync_loop_insns): Likewise.
6543 (mips_output_sync_loop): Replace first two parameters with an rtx.
6544 * config/mips/mips.c (mips_multi_member): New structure.
6545 (mips_multi_members): New variable.
6546 (mips_multi_start): New function.
6547 (mips_multi_add): Likewise.
6548 (mips_multi_add_insn): Likewise.
6549 (mips_multi_add_label): Likewise.
6550 (mips_multi_last_index): Likewise.
6551 (mips_multi_copy_insn): Likewise.
6552 (mips_multi_set_operand): Likewise.
6553 (mips_multi_write): Likewise.
6554 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6555 (mips_init_print_operand_punct): Update accordingly.
6556 (mips_start_ll_sc_sync_block): New function.
6557 (mips_end_ll_sc_sync_block): Likewise.
6558 (mips_output_sync): Likewise.
6559 (mips_sync_insn1_template): Likewise.
6560 (mips_sync_insn2_template): Likewise.
6561 (mips_get_sync_operand): Likewise.
6562 (mips_process_sync_loop): Likewise.
6563 (mips_output_sync_loop): Use mips_process_sync_loop.
6564 (mips_sync_loop_insns): New function.
6565 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6566 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6567 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6568 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6569 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6570 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6571 (MIPS_SYNC_OLD_OP_12): Likewise.
6572 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6573 (MIPS_SYNC_NEW_OP_12): Likewise.
6574 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6575 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6576 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6577 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6578 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6579 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6580 * config/mips/mips.md (sync_mem): New attribute.
6581 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6582 (sync_exclusive_mask, sync_required_oldval): Likewise.
6583 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6584 (sync_release_barrier): Likewise.
6585 (length): Handle sync loops.
6586 (sync): Use mips_output_sync.
6587 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6588 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6589 and use mips_output_sync_loop.
6590 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6591 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6592 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6593 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6594 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6595 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6596 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6597 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6598 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6600 2009-08-26 Richard Guenther <rguenther@suse.de>
6603 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6604 the types to not match.
6605 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6607 * tree-ssa.c (useless_type_conversion_p): Conversions to
6608 pointers to unprototyped functions are useless.
6610 2009-08-26 Richard Guenther <rguenther@suse.de>
6612 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6613 whole-program condition, prepare to be called for non-globals.
6614 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6615 params build a representative with known type and track its fields.
6617 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6619 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6620 clearing by a taken branch.
6621 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6622 effectively after bbro pass.
6623 (sync_nand<mode>): Ditto.
6624 (sync_old_<fetchop_name><mode>): Ditto.
6625 (sync_old_nand<mode>): Ditto.
6626 (sync_new_<fetchop_name><mode>): Dito.
6627 (sync_new_nand<mode>): Ditto.
6628 (sync_compare_and_swap<mode>_1): Ditto.
6629 (*sync_compare_and_swap<mode>): Ditto.
6630 (sync_lock_test_and_set<mode>_1): Ditto.
6631 ("sync_lock_test_and_set<mode>): Ditto.
6633 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6635 * hwint.h (HOST_LONG_FORMAT): New macro
6636 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6637 Use HOST_PTR_PRINTF.
6638 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6639 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6640 (HOST_PTR_PRINTF): Document.
6642 2009-08-25 Jan Hubicka <jh@suse.cz>
6644 * config/i386/bmmintrin.h: Replace by #error.
6647 Michael Meissner <michael.meissner@amd.com>
6648 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6649 Tony Linthicum <tony.linthicum@amd.com>
6651 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6652 (TARGET_ROUND): New macro for the round/ptest instructions which
6653 are shared between SSE4.1 and SSE5.
6654 (OPTION_MASK_ISA_ROUND): Ditto.
6655 (OPTION_ISA_ROUND): Ditto.
6656 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6657 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6659 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6660 (-mfused-madd): New switch to give users control over whether the
6661 compiler optimizes to use the multiply/add SSE5 instructions.
6663 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6664 (ix86_handle_option): Turn off 3dnow if -msse5.
6665 (override_options): Add SSE5 support.
6666 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6668 (ix86_expand_sse_movcc): Add SSE5 support.
6669 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6670 vector type to the next largest size.
6671 (ix86_expand_sse5_pack): New function to use pperm to pack a
6672 vector type to the next smallest size.
6673 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6674 (IX86_BUILTIN_FMADDSD): Ditto.
6675 (IX86_BUILTIN_FMADDPS): Ditto.
6676 (IX86_BUILTIN_FMADDPD): Ditto.
6677 (IX86_BUILTIN_FMSUBSS): Ditto.
6678 (IX86_BUILTIN_FMSUBSD): Ditto.
6679 (IX86_BUILTIN_FMSUBPS): Ditto.
6680 (IX86_BUILTIN_FMSUBPD): Ditto.
6681 (IX86_BUILTIN_FNMADDSS): Ditto.
6682 (IX86_BUILTIN_FNMADDSD): Ditto.
6683 (IX86_BUILTIN_FNMADDPS): Ditto.
6684 (IX86_BUILTIN_FNMADDPD): Ditto.
6685 (IX86_BUILTIN_FNMSUBSS): Ditto.
6686 (IX86_BUILTIN_FNMSUBSD): Ditto.
6687 (IX86_BUILTIN_FNMSUBPS): Ditto.
6688 (IX86_BUILTIN_FNMSUBPD): Ditto.
6689 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6690 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6691 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6692 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6693 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6694 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6695 (IX86_BUILTIN_PPERM): Ditto.
6696 (IX86_BUILTIN_PERMPS): Ditto.
6697 (IX86_BUILTIN_PERMPD): Ditto.
6698 (IX86_BUILTIN_PMACSSWW): Ditto.
6699 (IX86_BUILTIN_PMACSWW): Ditto.
6700 (IX86_BUILTIN_PMACSSWD): Ditto.
6701 (IX86_BUILTIN_PMACSWD): Ditto.
6702 (IX86_BUILTIN_PMACSSDD): Ditto.
6703 (IX86_BUILTIN_PMACSDD): Ditto.
6704 (IX86_BUILTIN_PMACSSDQL): Ditto.
6705 (IX86_BUILTIN_PMACSSDQH): Ditto.
6706 (IX86_BUILTIN_PMACSDQL): Ditto.
6707 (IX86_BUILTIN_PMACSDQH): Ditto.
6708 (IX86_BUILTIN_PMADCSSWD): Ditto.
6709 (IX86_BUILTIN_PMADCSWD): Ditto.
6710 (IX86_BUILTIN_PHADDBW): Ditto.
6711 (IX86_BUILTIN_PHADDBD): Ditto.
6712 (IX86_BUILTIN_PHADDBQ): Ditto.
6713 (IX86_BUILTIN_PHADDWD): Ditto.
6714 (IX86_BUILTIN_PHADDWQ): Ditto.
6715 (IX86_BUILTIN_PHADDDQ): Ditto.
6716 (IX86_BUILTIN_PHADDUBW): Ditto.
6717 (IX86_BUILTIN_PHADDUBD): Ditto.
6718 (IX86_BUILTIN_PHADDUBQ): Ditto.
6719 (IX86_BUILTIN_PHADDUWD): Ditto.
6720 (IX86_BUILTIN_PHADDUWQ): Ditto.
6721 (IX86_BUILTIN_PHADDUDQ): Ditto.
6722 (IX86_BUILTIN_PHSUBBW): Ditto.
6723 (IX86_BUILTIN_PHSUBWD): Ditto.
6724 (IX86_BUILTIN_PHSUBDQ): Ditto.
6725 (IX86_BUILTIN_PROTB): Ditto.
6726 (IX86_BUILTIN_PROTW): Ditto.
6727 (IX86_BUILTIN_PROTD): Ditto.
6728 (IX86_BUILTIN_PROTQ): Ditto.
6729 (IX86_BUILTIN_PROTB_IMM): Ditto.
6730 (IX86_BUILTIN_PROTW_IMM): Ditto.
6731 (IX86_BUILTIN_PROTD_IMM): Ditto.
6732 (IX86_BUILTIN_PROTQ_IMM): Ditto.
6733 (IX86_BUILTIN_PSHLB): Ditto.
6734 (IX86_BUILTIN_PSHLW): Ditto.
6735 (IX86_BUILTIN_PSHLD): Ditto.
6736 (IX86_BUILTIN_PSHLQ): Ditto.
6737 (IX86_BUILTIN_PSHAB): Ditto.
6738 (IX86_BUILTIN_PSHAW): Ditto.
6739 (IX86_BUILTIN_PSHAD): Ditto.
6740 (IX86_BUILTIN_PSHAQ): Ditto.
6741 (IX86_BUILTIN_FRCZSS): Ditto.
6742 (IX86_BUILTIN_FRCZSD): Ditto.
6743 (IX86_BUILTIN_FRCZPS): Ditto.
6744 (IX86_BUILTIN_FRCZPD): Ditto.
6745 (IX86_BUILTIN_CVTPH2PS): Ditto.
6746 (IX86_BUILTIN_CVTPS2PH): Ditto.
6747 (IX86_BUILTIN_COMEQSS): Ditto.
6748 (IX86_BUILTIN_COMNESS): Ditto.
6749 (IX86_BUILTIN_COMLTSS): Ditto.
6750 (IX86_BUILTIN_COMLESS): Ditto.
6751 (IX86_BUILTIN_COMGTSS): Ditto.
6752 (IX86_BUILTIN_COMGESS): Ditto.
6753 (IX86_BUILTIN_COMUEQSS): Ditto.
6754 (IX86_BUILTIN_COMUNESS): Ditto.
6755 (IX86_BUILTIN_COMULTSS): Ditto.
6756 (IX86_BUILTIN_COMULESS): Ditto.
6757 (IX86_BUILTIN_COMUGTSS): Ditto.
6758 (IX86_BUILTIN_COMUGESS): Ditto.
6759 (IX86_BUILTIN_COMORDSS): Ditto.
6760 (IX86_BUILTIN_COMUNORDSS): Ditto.
6761 (IX86_BUILTIN_COMFALSESS): Ditto.
6762 (IX86_BUILTIN_COMTRUESS): Ditto.
6763 (IX86_BUILTIN_COMEQSD): Ditto.
6764 (IX86_BUILTIN_COMNESD): Ditto.
6765 (IX86_BUILTIN_COMLTSD): Ditto.
6766 (IX86_BUILTIN_COMLESD): Ditto.
6767 (IX86_BUILTIN_COMGTSD): Ditto.
6768 (IX86_BUILTIN_COMGESD): Ditto.
6769 (IX86_BUILTIN_COMUEQSD): Ditto.
6770 (IX86_BUILTIN_COMUNESD): Ditto.
6771 (IX86_BUILTIN_COMULTSD): Ditto.
6772 (IX86_BUILTIN_COMULESD): Ditto.
6773 (IX86_BUILTIN_COMUGTSD): Ditto.
6774 (IX86_BUILTIN_COMUGESD): Ditto.
6775 (IX86_BUILTIN_COMORDSD): Ditto.
6776 (IX86_BUILTIN_COMUNORDSD): Ditto.
6777 (IX86_BUILTIN_COMFALSESD): Ditto.
6778 (IX86_BUILTIN_COMTRUESD): Ditto.
6779 (IX86_BUILTIN_COMEQPS): Ditto.
6780 (IX86_BUILTIN_COMNEPS): Ditto.
6781 (IX86_BUILTIN_COMLTPS): Ditto.
6782 (IX86_BUILTIN_COMLEPS): Ditto.
6783 (IX86_BUILTIN_COMGTPS): Ditto.
6784 (IX86_BUILTIN_COMGEPS): Ditto.
6785 (IX86_BUILTIN_COMUEQPS): Ditto.
6786 (IX86_BUILTIN_COMUNEPS): Ditto.
6787 (IX86_BUILTIN_COMULTPS): Ditto.
6788 (IX86_BUILTIN_COMULEPS): Ditto.
6789 (IX86_BUILTIN_COMUGTPS): Ditto.
6790 (IX86_BUILTIN_COMUGEPS): Ditto.
6791 (IX86_BUILTIN_COMORDPS): Ditto.
6792 (IX86_BUILTIN_COMUNORDPS): Ditto.
6793 (IX86_BUILTIN_COMFALSEPS): Ditto.
6794 (IX86_BUILTIN_COMTRUEPS): Ditto.
6795 (IX86_BUILTIN_COMEQPD): Ditto.
6796 (IX86_BUILTIN_COMNEPD): Ditto.
6797 (IX86_BUILTIN_COMLTPD): Ditto.
6798 (IX86_BUILTIN_COMLEPD): Ditto.
6799 (IX86_BUILTIN_COMGTPD): Ditto.
6800 (IX86_BUILTIN_COMGEPD): Ditto.
6801 (IX86_BUILTIN_COMUEQPD): Ditto.
6802 (IX86_BUILTIN_COMUNEPD): Ditto.
6803 (IX86_BUILTIN_COMULTPD): Ditto.
6804 (IX86_BUILTIN_COMULEPD): Ditto.
6805 (IX86_BUILTIN_COMUGTPD): Ditto.
6806 (IX86_BUILTIN_COMUGEPD): Ditto.
6807 (IX86_BUILTIN_COMORDPD): Ditto.
6808 (IX86_BUILTIN_COMUNORDPD): Ditto.
6809 (IX86_BUILTIN_COMFALSEPD): Ditto.
6810 (IX86_BUILTIN_COMTRUEPD): Ditto.
6811 (IX86_BUILTIN_PCOMEQUB): Ditto.
6812 (IX86_BUILTIN_PCOMNEUB): Ditto.
6813 (IX86_BUILTIN_PCOMLTUB): Ditto.
6814 (IX86_BUILTIN_PCOMLEUB): Ditto.
6815 (IX86_BUILTIN_PCOMGTUB): Ditto.
6816 (IX86_BUILTIN_PCOMGEUB): Ditto.
6817 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
6818 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
6819 (IX86_BUILTIN_PCOMEQUW): Ditto.
6820 (IX86_BUILTIN_PCOMNEUW): Ditto.
6821 (IX86_BUILTIN_PCOMLTUW): Ditto.
6822 (IX86_BUILTIN_PCOMLEUW): Ditto.
6823 (IX86_BUILTIN_PCOMGTUW): Ditto.
6824 (IX86_BUILTIN_PCOMGEUW): Ditto.
6825 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
6826 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
6827 (IX86_BUILTIN_PCOMEQUD): Ditto.
6828 (IX86_BUILTIN_PCOMNEUD): Ditto.
6829 (IX86_BUILTIN_PCOMLTUD): Ditto.
6830 (IX86_BUILTIN_PCOMLEUD): Ditto.
6831 (IX86_BUILTIN_PCOMGTUD): Ditto.
6832 (IX86_BUILTIN_PCOMGEUD): Ditto.
6833 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
6834 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
6835 (IX86_BUILTIN_PCOMEQUQ): Ditto.
6836 (IX86_BUILTIN_PCOMNEUQ): Ditto.
6837 (IX86_BUILTIN_PCOMLTUQ): Ditto.
6838 (IX86_BUILTIN_PCOMLEUQ): Ditto.
6839 (IX86_BUILTIN_PCOMGTUQ): Ditto.
6840 (IX86_BUILTIN_PCOMGEUQ): Ditto.
6841 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
6842 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
6843 (IX86_BUILTIN_PCOMEQB): Ditto.
6844 (IX86_BUILTIN_PCOMNEB): Ditto.
6845 (IX86_BUILTIN_PCOMLTB): Ditto.
6846 (IX86_BUILTIN_PCOMLEB): Ditto.
6847 (IX86_BUILTIN_PCOMGTB): Ditto.
6848 (IX86_BUILTIN_PCOMGEB): Ditto.
6849 (IX86_BUILTIN_PCOMFALSEB): Ditto.
6850 (IX86_BUILTIN_PCOMTRUEB): Ditto.
6851 (IX86_BUILTIN_PCOMEQW): Ditto.
6852 (IX86_BUILTIN_PCOMNEW): Ditto.
6853 (IX86_BUILTIN_PCOMLTW): Ditto.
6854 (IX86_BUILTIN_PCOMLEW): Ditto.
6855 (IX86_BUILTIN_PCOMGTW): Ditto.
6856 (IX86_BUILTIN_PCOMGEW): Ditto.
6857 (IX86_BUILTIN_PCOMFALSEW): Ditto.
6858 (IX86_BUILTIN_PCOMTRUEW): Ditto.
6859 (IX86_BUILTIN_PCOMEQD): Ditto.
6860 (IX86_BUILTIN_PCOMNED): Ditto.
6861 (IX86_BUILTIN_PCOMLTD): Ditto.
6862 (IX86_BUILTIN_PCOMLED): Ditto.
6863 (IX86_BUILTIN_PCOMGTD): Ditto.
6864 (IX86_BUILTIN_PCOMGED): Ditto.
6865 (IX86_BUILTIN_PCOMFALSED): Ditto.
6866 (IX86_BUILTIN_PCOMTRUED): Ditto.
6867 (IX86_BUILTIN_PCOMEQQ): Ditto.
6868 (IX86_BUILTIN_PCOMNEQ): Ditto.
6869 (IX86_BUILTIN_PCOMLTQ): Ditto.
6870 (IX86_BUILTIN_PCOMLEQ): Ditto.
6871 (IX86_BUILTIN_PCOMGTQ): Ditto.
6872 (IX86_BUILTIN_PCOMGEQ): Ditto.
6873 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
6874 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
6875 (enum multi_arg_type): New enum for describing the various SSE5
6876 intrinsic argument types.
6877 (bdesc_multi_arg): New table for SSE5 intrinsics.
6878 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
6879 (ix86_expand_multi_arg_builtin): New function for creating SSE5
6881 (ix86_expand_builtin): Add SSE5 intrinsic support.
6882 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
6883 operand instructions.
6884 (ix86_expand_sse5_multiple_memory): New function to split the
6885 second memory reference from SSE5 instructions.
6886 (type_has_variadic_args_p): Delete in favor of stdarg_p.
6887 (ix86_return_pops_args): Use stdarg_p to determine if the function
6888 has variable arguments.
6889 (ix86_setup_incoming_varargs): Ditto.
6890 (x86_this_parameter): Ditto.
6892 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
6894 (ix86_expand_sse5_pack): Ditto.
6895 (ix86_sse5_valid_op_p): Ditto.
6896 (ix86_expand_sse5_multiple_memory): Ditto.
6898 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
6899 constant for SSE5 support.
6900 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
6901 (UNSPEC_SSE5_TRUEFALSE): Ditto.
6902 (UNSPEC_SSE5_PERMUTE): Ditto.
6903 (UNSPEC_SSE5_ASHIFT): Ditto.
6904 (UNSPEC_SSE5_LSHIFT): Ditto.
6905 (UNSPEC_FRCZ): Ditto.
6906 (UNSPEC_CVTPH2PS): Ditto.
6907 (UNSPEC_CVTPS2PH): Ditto.
6908 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
6910 (COM_FALSE_S): Ditto.
6911 (COM_FALSE_P): Ditto.
6912 (COM_TRUE_S): Ditto.
6913 (COM_TRUE_P): Ditto.
6914 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
6915 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
6917 (memory attribute): Ditto.
6918 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6919 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
6920 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
6921 (floor<mode>2): Ditto.
6922 (ceil<mode>2): Ditto.
6923 (btrunc<mode>2): Ditto.
6924 (nearbyintdf2): Ditto.
6925 (nearbyintsf2): Ditto.
6926 (sse_setccsf): Disable if SSE5.
6927 (sse_setccdf): Ditto.
6928 (sse5_setcc<mode>): New support for SSE5 conditional move.
6929 (sse5_pcmov_<mode>): Ditto.
6931 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
6933 (SSEMODEF2P): Ditto.
6934 (ssemodesuffixf4): New mode attribute for SSE5.
6935 (ssemodesuffixf2s): Ditto.
6936 (ssemodesuffixf2c): Ditto.
6937 (sserotatemax): Ditto.
6938 (ssescalarmode): Ditto.
6939 (sse_maskcmpv4sf3): Disable if SSE5.
6940 (sse_maskcmpv2df3): Ditto.
6941 (sse_vmmaskcmpv4sf3): Ditto.
6942 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
6943 (sse5_vmfmadd<mode>4): Ditto.
6944 (sse5_fmsub<mode>4): Ditto.
6945 (sse5_vmfmsub<mode>4): Ditto.
6946 (sse5_fnmadd<mode>4): Ditto.
6947 (sse5_vmfnmadd<mode>4): Ditto.
6948 (sse5_fnmsub<mode>4): Ditto.
6949 (sse5_vmfnmsub<mode>4): Ditto.
6950 (sse5i_fmadd<mode>4): Ditto.
6951 (sse5i_fmsub<mode>4): Ditto.
6952 (sse5i_fnmadd<mode>4): Ditto.
6953 (sse5i_fnmsub<mode>4): Ditto.
6954 (sse5i_vmfmadd<mode>4): Ditto.
6955 (sse5i_vmfmsub<mode>4): Ditto.
6956 (sse5i_vmfnmadd<mode>4): Ditto.
6957 (sse5i_vmfnmsub<mode>4): Ditto.
6958 (mulv16qi3): Add SSE5 support.
6960 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
6961 (sse2_mulv4si3): Disable if SSE5.
6962 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
6963 (sse4_1_roundps): Ditto.
6964 (sse4_1_roundsd): Ditto.
6965 (sse4_1_roundss): Ditto.
6966 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
6968 (sse_maskcmpsf3): Ditto.
6969 (sse_vmmaskcmpv4sf3): Ditto.
6970 (sse2_maskcmpv2df3): Ditto.
6971 (sse2_maskcmpdf3): Ditto.
6972 (sse2_vmmaskcmpv2df3): Ditto.
6973 (sse2_eq<mode>3): Ditto.
6974 (sse2_gt<mode>3): Ditto.
6975 (sse5_pcmov_<mode>): Add SSE5 support.
6976 (vec_unpacku_hi_v16qi): Ditto.
6977 (vec_unpacks_hi_v16qi): Ditto.
6978 (vec_unpacku_lo_v16qi): Ditto.
6979 (vec_unpacks_lo_v16qi): Ditto.
6980 (vec_unpacku_hi_v8hi): Ditto.
6981 (vec_unpacks_hi_v8hi): Ditto.
6982 (vec_unpacku_lo_v8hi): Ditto.
6983 (vec_unpacks_lo_v8hi): Ditto.
6984 (vec_unpacku_hi_v4si): Ditto.
6985 (vec_unpacks_hi_v4si): Ditto.
6986 (vec_unpacku_lo_v4si): Ditto.
6987 (vec_unpacks_lo_v4si): Ditto.
6988 (sse5_pmacsww): New SSE5 intrinsic insn.
6989 (sse5_pmacssww): Ditto.
6990 (sse5_pmacsdd): Ditto.
6991 (sse5_pmacssdd): Ditto.
6992 (sse5_pmacssdql): Ditto.
6993 (sse5_pmacssdqh): Ditto.
6994 (sse5_pmacsdqh): Ditto.
6995 (sse5_pmacsswd): Ditto.
6996 (sse5_pmacswd): Ditto.
6997 (sse5_pmadcsswd): Ditto.
6998 (sse5_pmadcswd): Ditto.
6999 (sse5_pcmov_<move>): Conditional move support on SSE5.
7000 (sse5_phaddbw): New SSE5 intrinsic insn.
7001 (sse5_phaddbd): Ditto.
7002 (sse5_phaddbq): Ditto.
7003 (sse5_phaddwd): Ditto.
7004 (sse5_phaddwq): Ditto.
7005 (sse5_phadddq): Ditto.
7006 (sse5_phaddubw): Ditto.
7007 (sse5_phaddubd): Ditto.
7008 (sse5_phaddubq): Ditto.
7009 (sse5_phadduwd): Ditto.
7010 (sse5_phadduwq): Ditto.
7011 (sse5_phaddudq): Ditto.
7012 (sse5_phsubbw): Ditto.
7013 (sse5_phsubwd): Ditto.
7014 (sse5_phsubdq): Ditto.
7015 (sse5_pperm): Ditto.
7016 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7017 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7018 (sse5_pperm_sign_v8hi_v4si): Ditto.
7019 (sse5_pperm_zero_v8hi_v4si): Ditto.
7020 (sse5_pperm_sign_v4si_v2di): Ditto.
7021 (sse5_pperm_sign_v4si_v2di): Ditto.
7022 (sse5_pperm_pack_v2di_v4si): Ditto.
7023 (sse5_pperm_pack_v4si_v8hi): Ditto.
7024 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7025 (sse5_perm<mode>): New SSE5 intrinsic insn.
7026 (rotl<mode>3): Ditto.
7027 (sse5_rotl<mode>3): Ditto.
7028 (sse5_ashl<mode>3): Ditto.
7029 (sse5_lshl<mode>3): Ditto.
7030 (sse5_frcz<mode>2): Ditto.
7031 (sse5s_frcz<mode>2): Ditto.
7032 (sse5_cvtph2ps): Ditto.
7033 (sse5_cvtps2ph): Ditto.
7034 (sse5_vmmaskcmp<mode>3): Ditto.
7035 (sse5_com_tf<mode>3): Ditto.
7036 (sse5_maskcmp<mode>3): Ditto.
7037 (sse5_maskcmp_uns<mode>3): Ditto.
7038 (sse5_maskcmp_uns2<mode>3): Ditto.
7039 (sse5_pcom_tf<mode>3): Ditto.
7041 * config/i386/predicates.md (sse5_comparison_float_operator):
7042 New predicate to match the comparison operators supported by
7043 the SSE5 com instruction.
7044 (ix86_comparison_int_operator): New predicate to match just the
7045 signed int comparisons.
7046 (ix86_comparison_uns_operator): New predicate to match just the
7047 unsigned int comparisons.
7049 * doc/invoke.texi (-msse5): Add documentation.
7050 (-mfused-madd): Ditto.
7052 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7054 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7056 (x86_64-*-*): Ditto.
7058 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7060 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7061 intrinisics for SSE5.
7063 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7066 * config/i386/mmintrin-common.h: New file, to contain common
7067 instructions between SSE4.1 and SSE5.
7069 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7070 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7071 (gen_regparm_prefix): Ditto.
7073 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7074 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7075 prototype_p to determine if a function is prototyped.
7077 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7079 * c-common.c (c_common_reswords) add the alignof keyword,
7080 with same RID as __alignof and __alignof__
7082 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7084 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7085 * hooks.c (hook_bool_const_int_const_int_true): New function.
7086 * target.h (struct gcc_target): Add can_eliminate field.
7087 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7088 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7089 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7090 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7091 (elim_table): Revise comment.
7092 * system.h (CAN_ELIMINATE): Poison.
7093 * defaults.h (CAN_ELIMINATE): Remove.
7094 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7096 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7097 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7099 (alpha_vms_can_eliminate): Declare as static, change return type to
7101 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7103 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7104 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7105 (arm_can_eliminate): New function.
7107 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7108 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7109 (avr_can_eliminate): Declare as static.
7110 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7112 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7113 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7114 (bfin_can_eliminate): New function.
7116 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7117 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7118 (crx_can_eliminate): New function.
7120 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7121 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7122 (fr30_can_eliminate): New function.
7124 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7125 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7126 (frv_can_eliminate): New function.
7128 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7129 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7130 (h8300_can_eliminate): New function.
7132 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7133 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7134 (i386_can_eliminate): Declare as static, change return type to bool.
7135 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7137 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7138 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7139 (ia64_can_eliminate): New function.
7141 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7142 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7143 (iq2000_can_eliminate): New function.
7145 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7146 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7147 (m32r_can_eliminate): New function.
7149 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7150 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7151 (m68hc11_can_eliminate): New function.
7153 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7154 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7155 (m68k_can_eliminate): New function.
7157 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7158 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7159 (mep_can_eliminate): New function.
7161 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7162 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7163 (mips_can_eliminate): New function.
7165 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7166 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7167 (rs6000_can_eliminate): New function.
7169 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7170 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7171 (s390_can_eliminate): Declare as static.
7172 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7174 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7175 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7176 (score_can_eliminate): New function.
7178 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7179 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7180 (sparc_can_eliminate): Declare as static.
7181 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7183 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7184 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7185 (xstormy16_can_eliminate): New function.
7187 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7188 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7189 (v850_can_eliminate): New function.
7191 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7193 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7194 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7195 (*movdfcc_ext[1234]): Disable for IEEE mode.
7197 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7199 * gimplify.c (prepare_gimple_addressable): New static function.
7200 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7202 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7203 manually fiddling with it.
7205 2009-08-25 Michael Matz <matz@suse.de>
7207 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7208 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7210 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7211 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7212 (do_jump): Split out code for simple binary comparisons into ...
7213 (do_jump_1): ... this, taking the individual operands and code.
7214 Change callers to helper function above accordingly.
7215 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7218 2009-08-25 Michael Matz <matz@suse.de>
7220 * expr.h (struct separate_ops, sepops): New type for passing
7221 around an exploded simple expression.
7222 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7223 Use this structure instead of expression tree.
7224 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7225 expression, only its type.
7226 (expand_vec_cond_expr): Take type and individual operands instead
7228 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7229 expand_vec_shift_expr): Change prototype accordingly.
7230 * tree-vect-stmts.c (vectorizable_condition): Change call of
7231 expand_vec_cond_expr_p to pass only type.
7232 * expr.c (do_store_flags): Change prototype and implementation
7233 to take an exploded expression.
7234 (expand_expr_real_1): New local ops initialized with details
7235 of the full expression. Use it instead of full
7236 expression in calls to do_store_flags, expand_vec_cond_expr,
7237 expand_widen_pattern_expr and expand_vec_shift_expr.
7239 2009-08-25 Michael Matz <matz@suse.de>
7241 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7242 treeop2 initialized with first three operands of the full expression.
7243 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7245 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7247 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7248 (__gthread_objc_condition_allocate): Mark arguments as unused.
7249 (__gthread_objc_condition_deallocate): Likewise.
7250 (__gthread_objc_condition_wait): Likewise.
7251 (__gthread_objc_condition_broadcast): Likewise.
7252 (__gthread_objc_condition_signal): Likewise.
7253 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7254 (__gthread_objc_thread_id): Likewise.
7256 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7259 * tree-pretty-print.c (print_call_name): Print the correct call name
7260 for procedure pointer components.
7262 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7264 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7265 default_promote_function_mode when not VMS.
7267 2009-08-24 Olivier Hainque <hainque@adacore.com>
7269 * convert.c (convert_to_integer): Don't assume an input pointer is
7270 POINTER_SIZE wide. Fetch from the type instead.
7272 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7274 * configure.ac (AC_PREREQ): Bump to 2.64.
7276 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7278 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7279 (process_command): Don't search standard_exec_prefix_1 and
7280 standard_exec_prefix_2.
7282 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7284 * config/arm/arm.c (output_return_instruction): Handle for
7287 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7289 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7291 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7293 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7294 (*arm_movdf_vfp): Likewise.
7296 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7298 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7299 (vashr<mode>3): Rename from ashr<mode>3.
7300 (vlshr<mode>3): Rename from lshr<mode>3.
7302 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7305 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7306 (check_format_info_main): Use scalar_identify_flag.
7307 (check_format_types): Check for scalar size identity if
7308 scalar_identify_flag is set.
7309 (printf_length_specs): Extend by new field.
7310 (asm_fprintf_length_specs): Likewise.
7311 (gcc_diag_length_specs): Likewise.
7312 (scanf_length_specs): Likewise.
7313 (strfmon_length_specs): Likewise.
7314 (gcc_gfc_length_specs): Likewise.
7315 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7316 (ms_printf_flag_specs): Likewise.
7317 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7319 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7322 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7323 (*call_value_pop_1): Ditto.
7324 (*sibcall_pop_1): New insn pattern.
7325 (*sibcall_value_pop_1): Ditto.
7327 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7330 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7333 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7336 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7337 (get_reg_use_in): New function.
7338 (forward_propagate_subreg): Propagate through subreg of zero_extend
7341 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7343 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7344 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7346 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7348 * configure.ac: Remove --with-datarootdir, --with-docdir,
7349 --with-htmldir switches. No need to call AC_SUBST for
7350 datarootdir, docdir, htmldir any more.
7351 * configure: Regenerate.
7352 * doc/install.texi (Configuration): Document --datarootdir,
7353 --docdir, --htmldir, --pdfdir; update documentation for
7354 --infodir, --mandir.
7355 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7358 * aclocal.m4: Regenerate.
7359 * config.in: Regenerate.
7360 * configure: Regenerate.
7362 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7363 Olivier Hainque <hainque@adacore.com>
7365 * config/ia64/ia64.c: Include libfuncs.h.
7366 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7367 (ia64_expand_call): Use reg 25 on VMS.
7368 (ia64_initialize_trampoline): Fix for VMS ABI.
7369 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7370 (ia64_function_arg): Initialize reg 25 on VMS.
7371 Fix OpenVMS ABI issues for varargs.
7372 For OpenVMS, emit the Argument Information register set in the
7373 incoming/sibcall case as well.
7374 (ia64_arg_type): New function.
7375 (ia64_function_arg_advance): Keep track of cum->words.
7376 Fix OpenVMS ABI issues for varargs.
7377 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7378 (ia64_override_options): Set flag_no_common on VMS.
7379 (ia64_init_builtins): Disable FWRITE builtin.
7380 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7381 (ia64_vms_init_libfuncs): Add decc$ routines.
7382 (ia64_vms_valid_pointer_mode): New function.
7383 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7384 (ia64_promote_function_mode): New function
7385 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7386 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7387 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7388 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7389 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7390 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7391 Suppress trailing '#' if VALUE is numeric.
7392 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7393 ia64_promote_function_mode.
7394 (TARGET_VALID_POINTER_MODE): Define.
7396 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7399 * config/rs6000/rs6000.c (rs6000_override_options): Use
7400 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7403 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7404 reporting of vector + decimal/boolean/complex error.
7406 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7408 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7409 __vector double TYPE_DECL.
7411 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7413 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7414 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7415 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7416 to pointer to enum machine_mode. Update all callers as needed.
7418 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7420 * config/alpha/alpha.md (exception_receiver): Emit alternative
7421 GP load sequence if flag_reorder_blocks_and_partition is set.
7422 (*exception_receiver_2): Also enable when
7423 flag_reorder_blocks_and_partition is set.
7425 2009-08-20 Matt Rice <ratmice@gmail.com>
7426 Diego Novillo <dnovillo@google.com>
7428 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7431 2009-08-20 Richard Guenther <rguenther@suse.de>
7433 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7434 * c-tree.h (c_dup_lang_specific_decl): Remove.
7435 (struct lang_decl, struct lang_type): Move definitions ...
7436 * c-lang.h: ... here. New file.
7437 * c-decl.c: Include c-lang.h.
7438 (c_dup_lang_specific_decl): Remove.
7439 * c-typeck.c: Include c-lang.h.
7440 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7441 (c-typeck.o): Likewise.
7442 * c-config-lang.in (gtfiles): Add c-lang.h.
7443 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7446 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7448 * config/alpha/alpha.c (alpha_end_function): Do not clear
7449 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7450 this is now handled in generic code.
7452 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7454 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7455 (s390_z10_fix_long_loop_prediction): New function.
7456 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7457 (s390_reorg): Walk over the INSNs and invoke
7458 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7460 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7462 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7463 "*brx_64bit", "*brx_31bit"): New patterns.
7464 * config/s390/s390.c ('E'): New output modifier.
7466 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7467 Richard Earnshaw <richard.earnshaw@arm.com>
7469 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7470 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7472 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7474 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7476 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7477 for mode mode of operand0 when doing secondary reload for SAR.
7479 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7482 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7483 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7485 2009-08-19 Jason Merrill <jason@redhat.com>
7487 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7488 supported template depth in C++0x.
7490 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7492 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7493 free_after_compilation.
7494 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7495 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7496 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7497 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7498 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7499 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7500 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7502 2009-08-19 Ian Lance Taylor <iant@google.com>
7504 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7505 of (plus (mult (neg B) C) A).
7507 2009-08-18 Michael Matz <matz@suse.de>
7509 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7510 instead of comparing TYPE_MAIN_VARIANT for equality.
7511 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7512 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7513 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7514 * gimplify.c (goa_lhs_expr_p): Ditto and use
7515 STRIP_USELESS_TYPE_CONVERSION.
7517 2009-08-18 Michael Matz <matz@suse.de>
7519 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7520 first field in a struct.
7521 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7523 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7525 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7526 locators before emit_insn is called. Remove assert that
7528 (alpha_end_function): Clear crtl->emit structure and free insn
7529 locators if cfun->is_thunk is true.
7531 2009-08-18 Jason Merrill <jason@redhat.com>
7533 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7535 * configure.ac: Test for it.
7536 * configure, config.in: Regenerate.
7537 * doc/install.texi: Document --enable-gnu-unique-object.
7539 2009-08-18 Richard Guenther <rguenther@suse.de>
7542 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7543 pow(x,y*z) only if x is nonnegative.
7545 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7547 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7551 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7552 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7554 2009-08-17 DJ Delorie <dj@redhat.com>
7556 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7557 * config/m32c/prologue.md (epilogue_freit): New.
7559 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7560 (bank_switch_p): Likewise.
7561 (fast_interrupt_p): Likewise.
7562 (interrupt_p): Likewise.
7563 (m32c_conditional_register_usage): Round memregs size up.
7564 (need_to_save): We only need to save $a0 when we use ENTER.
7565 (interrupt_p): Check for fast_interrupt too.
7566 (bank_switch_p): New.
7567 (fast_interrupt_p): New.
7568 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7569 (m32c_emit_prolog): Support bank switching and fast interrupts.
7570 * doc/extend.texi (Function Attributes): Add bank_switch and
7573 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7575 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7576 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7578 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7580 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7581 (menu): Add IA-64/VMS Options.
7582 (IA-64/VMS Options): Likewise.
7584 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7587 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7589 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7591 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7592 (mips_pop_asm_switch): Likewise.
7593 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7595 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7596 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7597 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7598 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7599 instead of set_noreorder.
7600 (mips_output_function_prologue): Use the new functions.
7601 (mips_output_function_epilogue): Likewise.
7602 (mips_need_noat_wrapper_p): New function, split out from...
7603 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7604 Use mips_push_asm_switch and mips_pop_asm_switch.
7605 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7606 and mips_pop_asm_switch.
7607 (ASM_OUTPUT_REG_POP): Likewise.
7608 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7609 Use mips_pop_asm_switch.
7610 (mips_asm_switch): New structure.
7611 (set_noreorder, set_nomacro): Replace with...
7612 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7613 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7614 instead of set_nomacro.
7615 (fix_truncsfsi2_macro): Likewise.
7616 (cprestore): Likewise.
7617 (hazard): Use mips_noreorder instead of set_noreorder.
7618 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7620 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7622 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7623 from prev_active_insn.
7625 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7627 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7628 * config/avr/avr.c (avr_override_options): Initialize
7629 avr_current_arch variable.
7630 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7631 __AVR_HAVE_16BIT_SP__ according to the device type.
7632 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7634 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7635 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7637 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7640 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7641 generating inlined subroutine die only. We shouldn't be
7642 called for anything else.
7643 (gen_block_die): Don't generate inline subroutine debug info for
7646 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7648 * graphite-poly.c (print_pbb): Print PBB index.
7650 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7653 * graphite-interchange.c (ppl_max_for_le): Moved...
7654 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7655 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7656 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7657 * graphite-ppl.h (ppl_max_for_le): Declared.
7659 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7661 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7662 supported on all platforms.
7663 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7664 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7665 * c-pragma.c: Likewise.
7666 * target-def.h (TARGET_INITIALIZER): Remove
7667 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7668 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7670 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7672 * config/ia64/fde-vms.c: New file.
7673 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7674 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7675 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7676 (uw_frame_state_for): Only register a personality routine if it is
7677 known to be compatible with our expectations.
7678 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7679 Declare unw_table_entry stack variable and
7680 mod all calls to _Unwind_FindTableEntry to add arg.
7681 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7682 (_Unwind_FindTableEntry): Add arg to prototype.
7684 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7686 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7687 field 'signal_pfs_loc'.
7688 (uw_frame_state_for): Remove duplicate code dealing with leaf
7689 procedures without unwind info.
7690 If in the frame after unwinding through a signal handler, restore
7691 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7692 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7693 'pfs_loc' to the AR.PFS location in the signal context; instead
7694 set 'signal_pfs_loc'.
7695 Manually generate the unwind info for the AR.PFS register.
7696 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7697 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7698 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7699 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7700 instead set 'signal_pfs_loc'.
7701 Remove code preventing the AR.PFS register from being restored
7702 from the signal context.
7704 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7705 Tristan Gingold <gingold@adacore.com>
7707 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7708 * config/ia64/t-vms: New file.
7709 * config/ia64/vms64.h: New file.
7710 * config/ia64/vms.h: New file.
7711 * config/ia64/vms-crtinit.asm: New file.
7712 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7713 * config/ia64/vms-unwind.h: New file.
7715 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7717 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
7720 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7723 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
7725 * real.h (do_mpc_arg2): ... here.
7726 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
7729 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
7731 * final.c (add_debug_prefix_map): Don't use GC memory for
7732 old_prefix and new_prefix.
7734 2009-08-14 Richard Guenther <rguenther@suse.de>
7736 * ipa-prop.c (compute_complex_pass_through): If we cannot
7737 compute a non-varying offset for IPA_JF_ANCESTOR punt.
7739 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7741 * c-lex.c (c_lex_with_flags): Increase size of local variable
7742 to avoid memory clobber.
7744 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
7747 * config/i386/i386.c (ix86_fp_comparison_strategy):
7748 Only enable/disable sahf at function granularity.
7750 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
7752 PR rtl-optimization/41064
7753 * reload1.c (reload_as_needed): Don't call extract_insn
7754 for known invalid replacements after calling
7755 validate_replace_rtx_group and verify_changes.
7757 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7760 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
7761 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
7762 ix86_expand_fp_vcond.
7763 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
7764 Assert that operation is supported by ix86_expand_int_vcond.
7765 (vcondu<SSEMODE124C8:mode>): Ditto.
7767 2009-08-13 DJ Delorie <dj@redhat.com>
7769 * config/i386/djgpp-stdint.h: New.
7770 * config.gcc (djgpp): Use it.
7772 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
7774 * config/sh/sh.c (sh_override_options): When flag_exceptions or
7775 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
7777 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7779 * tree-ssa-loop-prefetch.c
7780 (prune_ref_by_group_reuse): Enhance probabilistic analysis
7781 for long-stride pruning.
7782 (compute_miss_rate): New function to compute the probability
7783 that two memory references access different cache lines.
7785 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
7787 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
7789 2009-08-13 Richard Guenther <rguenther@suse.de>
7792 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
7793 use the constant pointer type.
7794 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
7795 of CV qualifiers on the target pointer type.
7796 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
7797 conversion check before restrict check.
7799 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7802 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
7804 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
7806 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
7808 2009-08-12 Richard Guenther <rguenther@suse.de>
7810 PR tree-optimization/41011
7811 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
7812 and reference constructing.
7814 2009-08-12 Xinliang David Li <davidxl@google.com>
7816 PR tree-optimization/41012
7817 * tree-flow.h : New external interface.
7818 * gimple-low.c (check_call_arg): Change to public function.
7819 Remove argument mismatch check in lowering.
7820 * tree-inline.h (tree_can_inline_p): Interface change.
7821 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
7823 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
7824 Call change to tree_can_inline_p function.
7825 (cgraph_decide_inlining_incrementally): Ditto.
7827 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
7829 PR tree-optimization/41031
7830 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
7831 on the partition variable rather than promote_mode on the source
7832 type. Assert that the partition variable's type has the same
7833 mode as the source value's.
7835 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
7837 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
7838 for for_return == 2.
7839 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
7841 * calls.c (expand_call): Fix typo.
7842 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
7844 * stmt.c (expand_value_return): Use promote_function_mode to copy out
7846 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
7847 * config/cris/cris.c (cris_promote_function_mode): Likewise.
7848 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
7849 * config/pa/pa.c (pa_promote_function_mode): Likewise.
7851 2009-08-12 Andrew Haley <aph@redhat.com>
7853 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
7855 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7858 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
7860 2009-08-12 Richard Guenther <rguenther@suse.de>
7862 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
7863 * gimplify.c (gimplify_modify_expr): Do not use
7864 lang_hooks.types_compatible_p.
7865 * tree-ssa.c (useless_type_conversion_p): For aggregates
7866 just return false if the canonical types differ.
7868 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7871 * sese.c (convert_for_phi_arg): New.
7872 (add_guard_exit_phis): Use convert_for_phi_arg.
7874 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7876 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
7877 unknown subscript upper bounds.
7879 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7880 Pranav Garg <pranav.garg2107@gmail.com>
7882 * graphite-interchange.c (gather_access_strides): Removed.
7883 (ppl_max_for_le): New.
7884 (build_linearized_memory_access): New.
7885 (memory_stride_in_loop): New.
7886 (pbb_interchange_profitable_p): Reimplemented.
7887 * graphite-ppl.h (ppl_new_id_map): New.
7888 (ppl_interchange): New.
7890 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7892 * graphite-interchange.c (compute_subscript): Removed.
7893 (compute_array_size_cstr): Removed.
7894 (compute_array_size_poly): Removed.
7895 (compute_array_size): Removed.
7896 (gather_access_strides_poly): Removed.
7897 (gather_access_strides): Empty.
7899 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7901 * graphite-dependences.c (dependence_polyhedron_1): Replace
7902 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
7903 (graphite_legal_transform_dr): Same.
7904 (graphite_carried_dependence_level_k): Same.
7905 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
7906 Initialize PDR_NB_SUBSCRIPTS.
7907 (print_pdr_access_layout): Replace pdr_nb_subscripts with
7909 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
7910 (PDR_NB_SUBSCRIPTS): New.
7911 (pdr_nb_subscripts): Removed.
7912 (pdr_dim): Simplified.
7913 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
7914 with PDR_NB_SUBSCRIPTS.
7916 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7918 * graphite-interchange.c (compute_array_size): Remove use of
7920 * graphite-poly.c (new_poly_dr): Remove argument data_container.
7921 Do not initialize PDR_DATA_CONTAINER.
7922 (print_pdr): Do not print PDR_DATA_CONTAINER.
7923 * graphite-poly.h (struct poly_dr): Remove data_container field.
7924 (PDR_DATA_CONTAINER): Removed.
7925 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
7927 (build_poly_dr): Same.
7929 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
7930 Sebastian Pop <sebastian.pop@amd.com>
7932 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
7933 copy of the dependence polyhedron. Free the temporary objects.
7934 (graphite_carried_dependence_level_k): Free unused objects before
7937 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7939 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
7940 Early return without analyzing the data dependences if no
7941 transform has been done. Call restore_scattering if the transform
7943 (graphite-interchange.c): Same.
7944 * graphite-poly.c (print_scattering_function): Test for
7946 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
7947 (apply_poly_transforms): Do not gcc_assert that
7948 the transform is legal.
7949 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
7950 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
7951 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
7952 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
7953 * graphite-poly.h (struct poly_scattering): New.
7954 (struct poly_bb): Add original, transformed, and saved fields.
7955 Remove transformed_scattering, original_scattering,
7956 nb_local_variables and nb_scattering_transform fields.
7957 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
7958 (poly_scattering_new): New.
7959 (poly_scattering_free): New.
7960 (poly_scattering_copy): New.
7961 (store_scattering_pbb): New.
7962 (store_scattering): New.
7963 (restore_scattering_pbb): New.
7964 (restore_scattering): New.
7965 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
7966 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
7968 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7970 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
7973 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7975 * Makefile.in (graphite.o): Depends on PREDICT_H.
7976 * graphite.c: Include predict.h.
7977 (graphite_finalize): Call tree_estimate_probability.
7978 * predict.c (predict_loops): Do not call scev_initialize and
7980 (tree_estimate_probability_bb): New.
7981 (tree_estimate_probability): Do not initialize loops: move that
7982 code to the driver. Call tree_estimate_probability_bb.
7983 (tree_estimate_probability_driver): New.
7984 (pass_profile): Use tree_estimate_probability_driver.
7985 * predict.h (tree_estimate_probability): Declared.
7987 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
7989 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
7990 * graphite-dependences.c (graphite_legal_transform): Add time to
7991 TV_GRAPHITE_DATA_DEPS.
7992 (dependency_between_pbbs_p): Same.
7993 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
7995 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
7997 PR rtl-optimization/41033
7998 * alias.c (nonoverlapping_component_refs_p): Punt when strict
7999 aliasing is disabled.
8001 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8003 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8004 si_mask_operand, and_load_operand, low_bitmask_operand,
8005 and_reg_operand, and_operand): New predicates.
8006 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8007 * config/mips/mips.c (and_operands_ok): New function.
8008 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8009 * config/mips/mips.md (move_type): Add ext_ins and logical.
8010 (type): Handle them.
8011 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8012 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8013 shift_shift. Remove commutative constraint modifier.
8014 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8016 (*clear_upper32_dext): Remove define_insn_and_split.
8017 (*clear_upper32): Turn this define_insn_and_split ...
8018 (splitter for ANDing register with 0xffff_ffff): .. into this.
8020 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8022 * combine.c (try_widen_shift_mode): Factor out code to check if an
8023 integer constant is a low-order bitmask from here ...
8024 * rtlanal.c (low_bitmask_len): ... to here.
8025 * rtl.h (low_bitmask_len): Declare.
8027 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8030 * config/alpha/alpha.md (addsi3): Remove expander.
8031 (addsi3): Rename from *addsi3_internal insn pattern.
8032 (subsi3): Remove expander.
8033 (subsi3): Rename from *subsi3_internal insn pattern.
8035 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8037 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8040 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8041 Eric Botcazou <botcazou@adacore.com>
8042 Douglas B Rupp <rupp@gnat.com>
8044 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8045 that records that fit in 64 bits are returned by immediate value,
8046 as required by OpenVMS Calling Standard.
8047 (function_value): Adjust for above modification.
8048 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8049 virtual_incoming_args_rtx as base object, not next_arg.
8050 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8052 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8054 * reload.c (find_reloads_subreg_address): Check the original
8055 req_equiv_mem address to detect the case where an address is
8056 not valid in the outer mode.
8058 2009-08-11 Richard Guenther <rguenther@suse.de>
8061 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8063 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8065 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8066 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8068 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8069 Douglas B Rupp <rupp@gnat.com>
8071 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8072 PT_STACK when frame_pointer_needed on OpenVMS.
8073 (alpha_pv_save_size, alpha_using_fp): Remove.
8074 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8075 with proper processing for PT_NULL.
8076 (alpha_vms_initial_elimination_offset): New function. Support for
8077 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8078 (alpha_sa_size): Force procedure type to PT_STACK when
8079 frame_pointer_needed on OpenVMS.
8080 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8081 (alpha_using_fp): Likewise.
8082 (alpha_vms_can_eliminate): Add prototype.
8083 (alpha_vms_initial_elimination_offset): Likewise.
8084 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8085 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8087 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8088 Douglas B Rupp <rupp@gnat.com>
8090 * config/alpha/alpha.c (common_object_handler): New function.
8091 (vms_attribute_table): Declare a single attribute "common_object".
8092 (vms_output_aligned_decl_common): New global function.
8093 (SECTION_VMS_OVERLAY): Delete.
8094 (SECTION_VMS_GLOBAL): Likewise.
8095 (SECTION_VMS_INITIALIZE): Likewise.
8096 (vms_asm_named_section): Remove support for above flags.
8097 (vms_section_type_flags): Delete.
8098 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8099 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8100 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8101 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8103 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8106 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8107 (sub_ddmmss): Likewise.
8109 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8112 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8115 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8118 * reload1.c (reload_as_needed): Use cancel_changes to completely
8119 undo a failed replacement attempt.
8121 2009-08-10 Richard Guenther <rguenther@suse.de>
8124 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8125 (useless_type_conversion_p): ... here. Require pointer targets
8128 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8131 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8132 loose the original type of the statement list.
8134 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8136 * config/alpha/alpha.c: Include libfuncs.h
8137 (avms_asm_output_extern): New function.
8138 (alpha_init_libfuncs): Init some decc libfuncs.
8139 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8140 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8141 (DO_CRTL_NAMES): Define.
8143 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8144 (LONG_TYPE_SIZE): Define.
8145 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8146 (SUBTARGET_SWITCHES): Define malloc64 switch.
8147 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8148 (MASK_RETURN_ADDR): Define.
8149 doc/invoke.texi (mmalloc64): Document switch.
8151 2009-08-09 Olivier Hainque <hainque@adacore.com>
8152 Douglas B Rupp <rupp@gnat.com>
8154 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8155 uses_condition_handler.
8156 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8157 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8158 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8159 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8160 (code_for_builtin): New insn codes for the new alpha_builtins.
8161 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8162 (alpha_sa_size): Account for uses_condition_handler.
8163 (alpha_expand_prologue): Likewise.
8164 (alpha_start_function): Likewise.
8165 (alpha_expand_epilogue): Likewise.
8166 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8167 establish/revert expanders.
8168 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8169 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8170 New expander, resorting to the alpha.c associated function.
8171 (builtin_revert_vms_condition_handler): Likewise.
8172 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8173 __gcc_shell_handler, the static VMS condition handler used as
8174 an indirection wrapper to the current dynamically established
8176 * config/alpha/vms-unwind.h: Complete rewrite.
8177 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8178 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8180 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8181 Douglas B Rupp <rupp@gnat.com>
8183 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8184 (alpha_need_linkage): Handle aliases. Return function symbol.
8185 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8186 Use ultimate alias target for the linkage name.
8187 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8188 by alpha_need_linkage for the function symbol.
8189 (setmemdi): Likewise.
8191 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8193 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8194 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8195 (ASM_WEAKEN_LABEL): Define.
8196 (CRT_CALL_STATIC_FUNCTION): Define.
8197 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8198 (ENDFILE_SPEC): Define.
8199 (INIT_SECTION_ASM_OP): Define.
8200 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8201 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8203 (MULTILIB_OSDIRNAMES): Define.
8204 (shlib_version): Define.
8205 (SHLIB_EXT): Define.
8206 (SHLIB_OBJS): Define.
8207 (SHLIB_NAME): Define.
8208 (SHLIB_MULTILIB): Define.
8209 (SHLIB_INSTALL): Define.
8210 (SHLIB_SYMVEC): Define.
8211 (SHLIB_SYMVECX2): Define.
8212 (SHLIB_LINK): Define.
8214 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8216 * config/alpha/alpha.c (alpha_initialize_trampoline):
8217 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8218 (alpha_start_function): Emit transfer address on nested functions
8219 for VMS trampoline call.
8220 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8221 since no longer used.
8222 * config/alpha/vms-tramp.asm: Remove.
8223 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8224 since now only data initialized at runtime.
8226 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8228 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8229 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8230 (MD_EXEC_PREFIX): Remove, no longer used.
8231 (MD_STARTFILE_PREFIX): Likewise.
8232 (INCLUDE_DEFAULTS): Likewise.
8233 * config/alpha/t-vms:
8234 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8236 2009-08-09 Richard Guenther <rguenther@suse.de>
8238 PR tree-optimization/41016
8239 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8240 (operand_precision): Remove.
8241 (integral_operand_p): Likewise.
8242 (recognize_single_bit_test): Adjust.
8244 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8246 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8247 operation overflows. Likewise non-cast unary arithmetic.
8248 If one arm of a conditional expression is always taken,
8249 inhibit evaluation warnings for the other arm. Likewise inhibit
8250 evaluation warnings for the second && or || operand if the first
8251 operand is enough to determine the result.
8252 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8254 (build_binary_op): Prevent duplicate evaluation warnings.
8256 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8258 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8259 and destination have different modes, Use promote_mode to
8260 determine the signedness of the conversion. Assert that the
8261 promoted source mode matches the destination mode. Don't pass
8262 the destination and destination mode to expand_expr if the source
8263 mode is different. Simplify conversion logic.
8265 2009-08-09 Ira Rosen <irar@il.ibm.com>
8267 PR tree-optimization/41008
8268 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8269 from condition only in case it's a comparison. Adjust checks.
8271 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8273 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8274 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8275 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8276 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8277 (dump_cand): Handle them.
8278 (struct iv_cand): New members COST_STEP and AINC_USE.
8279 (stmt_after_increment): Likewise.
8280 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8281 callers changed. Use gimple_uid comparison instead of scanning.
8282 (add_candidate_1): When looking for identical candidates, take
8283 AINC_USE into account. Set it for new candidates.
8284 (force_expr_to_var_cost): Cast target_spill_cost to int.
8285 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8286 All callers changed. Check for availability of autoinc addressing
8287 modes, both in general for a given mode, and in the specific use case.
8288 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8290 (get_computation_cost): Likewise.
8291 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8292 add_autoinc_candidates): New static functions.
8293 (add_candidate): Call add_autoinc_candidates for candidates based on
8295 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8296 (determine_use_iv_cost_address): If we have an autoinc candidate at
8297 the matching use, verify autoinc is possible and subtract the cost
8298 of the candidate's step from the cost.
8299 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8300 member of the candidate.
8301 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8302 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8304 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8306 * config.build (ia64-hp-*vms*): New target.
8307 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8309 * config.gcc (ia64-hp-*vms*): New target.
8310 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8312 * config.host (ia64-hp-*vms*): New target.
8313 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8316 2009-08-08 Richard Guenther <rguenther@suse.de>
8318 PR tree-optimization/40991
8319 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8321 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8323 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8324 mode check. Do truncations in an integer mode.
8325 (force_to_mode): Handle subregs for all mode types. Only do
8326 arithmetic simplifications on integer modes.
8328 2009-08-07 Richard Guenther <rguenther@suse.de>
8330 PR tree-optimization/40999
8331 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8332 (maybe_fold_reference): Lookup constant initializers.
8333 (fold_gimple_assign): Likewise.
8335 2009-08-07 Richard Guenther <rguenther@suse.de>
8337 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8338 that require structural equality defer to the langhook.
8340 2009-08-07 Martin Jambor <mjambor@suse.cz>
8342 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8344 (struct ipa_pass_through_data): New type.
8345 (struct ipa_ancestor_jf_data): New type.
8346 (union jump_func_value): Removed field formal_id, added fields
8347 pass_through and ancestor.
8348 (struct ipa_param_call_note): Changed type of formal_id to int from
8350 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8351 operations jump functions and ancestor jump functions.
8352 (compute_complex_pass_through): New function.
8353 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8354 reflect changes in the jump function strucutre.
8355 (update_jump_functions_after_inlining): Ignore complex pass-through
8356 and ancestor jump functions.
8357 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8358 polynomial pass-through with operation jump functions.
8360 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8362 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8363 fde->dw_fde_begin as begin label instead of hot/cold label.
8364 Use LLSDAC label instead of LLSDA for second section lsda.
8365 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8366 label instead of LLSDA if it is true.
8367 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8369 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8370 SECTION argument. Use it as index into crtl->eh.call_site_record
8372 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8373 use it to determine how to print table entries instead of using
8374 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8375 label instead of normal begin label as base.
8376 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8377 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8378 ensure no EH range spans between sections and that landing pads
8379 are always in the corresponding section.
8380 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8381 for crtl->eh.call_site_record being an array rather than scalar.
8382 (output_one_function_exception_table): New function, copied
8383 from output_function_exception_table. Adjust
8384 dw2_size_of_call_site_table, dw2_output_call_site_table
8385 callers. For SECOND section use *C suffixed labels.
8386 (output_function_exception_table): Call
8387 output_one_function_exception_table and, when doing hot/cold
8388 partitioning, also another time for the second section.
8389 * opts.c: Include except.h.
8390 (decode_options): Allow -freorder-blocks-and-partition with
8391 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8392 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8393 * function.h (struct rtl_eh): Change call_site_record from
8394 scalar into array of 2 elements.
8396 2009-08-07 Martin Jambor <mjambor@suse.cz>
8398 * ipa-prop.c (count_formal_params_1): New function.
8399 (ipa_get_vector_of_formal_parms): New function.
8400 (get_vector_of_formal_parm_types): New function.
8401 (ipa_modify_formal_parameters): New function.
8402 (ipa_modify_call_arguments): New function.
8403 (index_in_adjustments_multiple_times_p): New function.
8404 (ipa_combine_adjustments): New function.
8405 (ipa_dump_param_adjustments): New function.
8406 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8407 (ipa_get_vector_of_formal_parms): Declare.
8408 (ipa_modify_formal_parameters): Declare.
8409 (ipa_modify_call_arguments): Declare.
8410 (ipa_combine_adjustments): Declare.
8411 (ipa_dump_param_adjustments): Declare.
8412 (build_ref_for_offset): Declare.
8413 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8414 * tree-sra.c: Include ipa-prop.c.
8415 (build_ref_for_offset): Make public.
8417 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8419 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8421 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8423 * gcc/doc/extend.texi (__builtin_extract_return_address)
8424 (__builtin_frob_return_address): Document.
8426 2009-08-06 Paul Brook <paul@codesourcery.com>
8428 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8429 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8430 implementation on ARMv6-M.
8432 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8434 * doc/extend.texi (pcs): Document new attribute for ARM.
8436 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8438 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8441 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8443 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8446 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8448 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8450 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8452 Merge ARM/hard_vfp_branch to trunk.
8454 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8456 * arm.c (libcall_eq): New function.
8457 (libcall_hash): New function.
8458 (add_libcall): New function.
8459 (arm_libcall_uses_aapcs_base): New function.
8460 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8461 libcalls using the base PCS.
8462 (arm_init_cumulative_args): Likewise.
8464 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8466 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8467 Use base ABI for conversion libfuncs between HFmode and SFmode.
8469 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8471 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8472 V4SImode as representatives of all 64-bit and 128-bit vector
8473 types. Allow vector types without vector modes.
8474 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8475 without vector modes like BLKmode.
8476 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8477 BLKmode. Avoid unsupported vector modes or TImode moves for
8479 (aapcs_vfp_allocate_return_reg): Likewise.
8480 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8481 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8483 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8485 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8486 (arm_get_pcs_model): Pass attribute arguments to
8487 arm_pcs_from_attribute.
8488 (arm_init_cumulative_args): Use base AAPCS for conversions from
8489 floating-point types to DImode.
8490 (arm_attribute_table): Add pcs attribute.
8491 (arm_handle_pcs_attribute): New.
8492 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8493 conversions from floating-point types to DImode, also declare them
8494 to use base AAPCS and declare functions they call to use base
8495 AAPCS and their RTABI names.
8497 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8499 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8500 -mfloat-abi=hard not being supported for VFP.
8502 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8504 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8505 SYMBOL_REF to hard_libcall_value.
8507 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8508 Richard Earnshaw <rearnsha@arm.com>
8510 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8511 has been put on the stack, all remaining co-processory arguments for
8512 that co-processor also go on the stack.
8514 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8516 * config/arm/arm.c (arm_return_in_memory): Handle returning
8517 vectors of suitable size in registers also for AAPCS case.
8519 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8521 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8523 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8525 ARM Hard-VFP calling convention
8526 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8527 * target.h (gcc_target): Add libcall_value to table of call hooks.
8528 * targhooks.h (default_libcall_value): Default implementation.
8529 * targhooks.c (default_libcall_value): Likewise.
8530 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8531 * optabs.c (expand_unop): Use it.
8532 * expr.h (hard_libcall_value): Pass the function RTX through.
8533 * calls.c (emit_library_call_value_1): Update call to
8535 * explow.c (hard_libcall_value): Use new target hook.
8536 * testsuite/lib/target-supports.exp
8537 (check_effective_target_arm_hard_vfp_ok): New hook.
8538 (check_effective_target_arm_neon_ok): Improve test for neon
8540 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8541 * config/arm/arm.c: Include cgraph.h
8542 (TARGET_FUNCTION_VALUE): Override default hook.
8543 (arm_pcs_default): New variable.
8544 (arm_override_options): Don't fault hard calling convention with VFP.
8545 Add support for AAPCS variants.
8546 (arm_function_value): Make static. Handle AAPCS variants.
8547 (arm_libcall_value): New function.
8548 (arm_apply_result_size): Handle VFP registers in results.
8549 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8551 (pcs_attribute_args): New variable.
8552 (arm_pcs_from_attribute): New function.
8553 (arm_get_pcs_model): New function.
8554 (aapcs_vfp_cum_init): New function.
8555 (aapcs_vfp_sub_candidate): New function.
8556 (aapcs_vfp_is_return_candidate): New function.
8557 (aapcs_vfp_is_call_candidate): New function.
8558 (aapcs_vfp_allocate): New function.
8559 (aapcs_vfp_allocate_return_reg): New function.
8560 (aapcs_vfp_advance): New function.
8561 (aapcs_cp_arg_layout): New variable.
8562 (aapcs_select_call_coproc): New function.
8563 (aapcs_select_return_coproc): New function.
8564 (aapcs_allocate_return_reg): New function.
8565 (aapcs_libcall_value): New function.
8566 (aapcs_layout_arg): New function.
8567 (arm_init_cumulative_args): Initialize AAPCS args data.
8568 (arm_function_arg): Handle AAPCS variants using new interface.
8569 (arm_arg_parital_bytes): Likewise.
8570 (arm_function_arg_advance): New function.
8571 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8572 calling conventions.
8573 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8574 * arm.h (NUM_VFP_ARG_REGS): Define.
8575 (LIBCALL_VALUE): Update.
8576 (FUNCTION_VALUE): Delete.
8577 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8578 (arm_pcs): New enum.
8579 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8580 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8581 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8582 * arm-protos.h (arm_function_arg_advance): Add.
8583 (aapcs_libcall_value): Add.
8584 (arm_function_value): Delete.
8586 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8587 H.J. Lu <hongjiu.lu@intel.com>
8590 * config/i386/i386.c (standard_sse_mode_p): Remove.
8591 (standard_sse_constant_p): Return 2 for integer mode
8592 vector_all_ones_operand when SSE2 is enabled.
8593 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8594 (ix86_expand_vector_move): Do not check for negative values from
8595 standard_sse_constant_p.
8597 2009-08-06 Richard Guenther <rguenther@suse.de>
8599 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8600 array type comparisons frontend independent.
8601 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8602 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8603 out array reference lower bound and element size operands.
8604 (ao_ref_init_from_vn_reference): Properly compute the offset
8605 for ARRAY_RANGE_REF.
8606 (vn_reference_fold_indirect): Fill out array reference lower
8607 bound and element size operands.
8608 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8609 a non gimple valued reference operand which can happen for
8610 array reference lower bound or element size.
8611 (create_component_ref_by_pieces_1): Properly generate the
8612 element size operand for array references.
8614 2009-08-06 Richard Guenther <rguenther@suse.de>
8616 PR tree-optimization/40964
8617 * tree.c (iterative_hash_host_wide_int): Export.
8618 * tree.h (iterative_hash_host_wide_int): Declare.
8619 * tree-ssa-structalias.c (heapvar_map): New struct.
8620 (heapvar_map_eq): New function.
8621 (heapvar_map_hash): Likewise.
8622 (heapvar_lookup): Adjust.
8623 (heapvar_insert): Likewise.
8624 (make_constraint_from_heapvar): Allow multiple heap variables
8625 per decl at different offsets.
8626 (init_alias_heapvars): Adjust.
8628 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8630 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8631 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8632 trailing sync if TARGET_SYNC_AFTER_SC.
8634 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8636 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8637 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8638 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8639 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8640 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8641 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8642 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8643 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8644 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8645 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8646 the prototype declaration match the definition.
8647 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8648 instructions explicitly. Add barrier_before and operands
8650 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8651 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8652 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8653 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8654 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8655 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8657 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8659 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8661 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8662 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8665 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8668 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8670 PR rtl-optimization/40924
8671 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8672 make sure canon_rtx (mem_address) isn't simpler than
8673 canon_rtx (expanded_mem_address).
8675 2009-08-05 Li Feng <nemokingdom@gmail.com>
8677 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8679 (build_scop_drs): Build alias set for each SCoP.
8681 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8683 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8684 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8685 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8686 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8687 (BASE_DRIVER_SELF_SPECS): Likewise.
8689 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8691 * tree-ssa-alias.c: Fix some comment typos.
8693 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8695 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8696 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8698 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8701 * simplify-rtx.c (simplify_binary_operation_1): Disable
8702 simplifications for decimal float operations.
8704 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8707 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8708 operand of INDIRECT_REF.
8710 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8712 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8713 constants referencing TLS symbols.
8715 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8717 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8718 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
8720 2009-08-03 Richard Guenther <rguenther@suse.de>
8722 * tree.c (make_vector_type): Build a main variant first,
8723 get the canonical one and then build the variant.
8724 * tree-ssa.c (useless_type_conversion_p_1): Handle
8726 (useless_type_conversion_p): Conversions to pointers to
8727 incomplete record types are useless.
8729 2009-08-03 Richard Guenther <rguenther@suse.de>
8731 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
8732 file will be created.
8733 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
8734 * toplev.c (compile_file): Adjust comment.
8736 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
8738 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
8739 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
8740 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8741 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8742 (sh_promote_function_mode): Fix typo.
8744 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
8746 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
8748 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8750 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
8751 declaration arguments.
8753 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
8755 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
8756 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
8757 (ix86_split_ashl): Ditto.
8758 (ix86_expand_vector_init_one_nonzero): Ditto.
8759 (ix86_expand_vector_set): Ditto.
8760 (ix86_expand_reduc_v4sf): Ditto.
8762 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
8764 * explow.c (promote_function_mode): Remove assert.
8765 * config/sh/sh.c (sh_promote_function_mode): Declare.
8767 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8769 * config/pa/pa.c (pa_promote_function_mode): Declare.
8770 Change to static. Fix promote_mode call.
8772 * gthr-dce.h (CONST_CAST2): Define if not defined.
8773 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
8775 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
8777 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
8779 * expr.c (store_constructor): Use promote_decl_mode. Remove
8780 now write-only variable unsignedp.
8781 (expand_expr_real_1): Use promote_decl_mode.
8782 * expr.h (promote_function_mode, promote_decl_mode): New.
8783 (promote_mode): Remove last argument.
8784 * function.c (assign_temp): Drop last argument of promote_mode.
8785 (assign_parm_find_data_types): Use promote_function_mode.
8786 (assign_parm_setup_reg): Likewise.
8787 (expand_function_end): Use promote_function_mode.
8788 * calls.c (initialize_argument_information): Use promote_function_mode.
8789 (precompute_arguments): Use promote_mode instead of checking if
8790 only PROMOTE_FUNCTION_MODE is defined.
8791 (expand_call): When making sibcall decisions, use promote_function_mode.
8792 Below, remove an if for targetm.calls.promote_function_return and
8793 and use promote_function_mode.
8794 (emit_library_call_value_1): Use promote_function_mode, fix bug
8795 where promote_mode was passed FOR_CALL == 0 for a return value in an
8797 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8798 * explow.c (promote_function_mode, promote_decl_mode): New.
8799 (promote_mode): Keep only the FOR_CALL == 0 case.
8800 * combine.c (setup_incoming_promotion): Remove test of
8801 promote_function_args. Use promote_function_mode.
8802 * stmt.c (expand_value_return): Use promote_decl_mode.
8803 (expand_decl): Use promote_decl_mode.
8805 * expr.c (store_constructor): Use promote_decl_mode. Remove
8806 now write-only variable unsignedp.
8807 (expand_expr_real_1): Use promote_decl_mode.
8808 * expr.h (promote_function_mode, promote_decl_mode): New.
8809 (promote_mode): Remove last argument.
8810 * function.c (assign_temp): Drop last argument of promote_mode.
8811 (assign_parm_find_data_types): Use promote_function_mode.
8812 (assign_parm_setup_reg): Likewise.
8813 (expand_function_end): Use promote_function_mode.
8814 * calls.c (initialize_argument_information): Use promote_function_mode.
8815 (precompute_arguments): Use promote_mode instead of checking if
8816 only PROMOTE_FUNCTION_MODE is defined.
8817 (expand_call): When making sibcall decisions, use promote_function_mode.
8818 Below, remove an if for targetm.calls.promote_function_return and
8819 and use promote_function_mode.
8820 (emit_library_call_value_1): Use promote_function_mode, fix bug
8821 where promote_mode was passed FOR_CALL == 0 for a return value in an
8823 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
8824 * explow.c (promote_function_mode, promote_decl_mode): New.
8825 (promote_mode): Keep only the FOR_CALL == 0 case.
8826 * combine.c (setup_incoming_promotion): Remove test of
8827 promote_function_args. Use promote_function_mode.
8828 * stmt.c (expand_value_return): Use promote_decl_mode.
8829 (expand_decl): Use promote_decl_mode.
8831 * explow.c (promote_function_mode): Just call the target hook.
8832 * targhooks.c (default_promote_function_mode,
8833 default_promote_function_mode_always_promote): New.
8834 * targhooks.h (default_promote_function_mode,
8835 default_promote_function_mode_always_promote): Declare.
8836 * target.h (promote_function_args, promote_function_return): Remove.
8837 (promote_function_mode): New.
8838 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8839 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8840 (TARGET_PROMOTE_FUNCTION_MODE): New.
8841 (TARGET_CALLS): Adjust.
8842 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
8843 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
8845 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
8846 * config/s390/s390.c (s390_promote_function_mode): ... here,
8847 with pointer handling.
8848 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8849 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8851 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
8852 * config/sparc/sparc.c (sparc_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/sh/sh-protos.h (sh_promote_function_mode): New.
8858 * config/sh/sh.c (sh_promote_function_mode): New.
8859 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8860 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8862 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
8863 * config/cris/cris.c (cris_promote_function_mode): ... here.
8864 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8865 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8867 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
8868 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
8869 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8870 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
8872 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
8873 * config/arm/arm.c (arm_promote_function_mode): ... here, without
8874 complex type handling.
8875 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8876 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8878 * config/pa/pa.c (pa_promote_function_mode): New.
8879 (TARGET_PROMOTE_FUNCTION_MODE): Define.
8880 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8882 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
8883 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
8884 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
8885 * config/xtensa/xtensa.c: Likewise.
8886 * config/stormy16/stormy16.c: Likewise.
8887 * config/iq2000/iq2000.c: Likewise.
8888 * config/rs6000/rs6000.c: Likewise.
8889 * config/picochip/picochip.c: Likewise.
8890 * config/arc/arc.c: Likewise.
8891 * config/mcore/mcore.c: Likewise.
8892 * config/score/score.c: Likewise.
8893 * config/mips/mips.c: Likewise.
8894 * config/bfin/bfin.c: Likewise.
8895 * config/ia64/ia64.c: Likewise (disabled though).
8897 * config/frv/frv.h: Remove pointless remark.
8899 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
8900 TARGET_PROMOTE_FUNCTION_ARGS,
8901 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
8902 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
8904 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
8906 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
8907 -floop-parallelize-all.
8908 * toplev.c (process_options): Rename flag_graphite_force_parallel to
8909 flag_loop_parallelize_all.
8910 * tree-ssa-loop.c (gate_graphite_transforms): Same.
8911 * graphite.c (graphite_transform_loops): Same.
8913 * graphite-poly.c (apply_poly_transforms): Same.
8915 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
8917 PR tree-optimization/40914
8918 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
8919 if set, then check the delta field of the PMF record.
8920 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
8921 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
8922 call is stored in the delta.
8924 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
8926 * config/mips/mips.md (*clear_upper32_dext): New pattern.
8928 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
8930 * config/i386/bsd.h (ASM_BYTE): New define.
8931 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
8932 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
8933 .byte. Use fputs or putc instead of fprintf where appropriate.
8934 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
8935 fputs or putc instead of fprintf where appropriate.
8936 * config/i386/i386elf.h: Ditto.
8937 * config/i386/sysv4.h: Ditto.
8939 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
8940 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
8941 (*tls_global_dynamic_64): Ditto.
8943 2009-07-31 Christian Bruel <christian.bruel@st.com>
8945 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
8947 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8949 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
8950 Remove dead code for MINUS.
8952 2009-07-31 Anthony Green <green@moxielogic.com>
8954 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
8956 (moxie_expand_epilogue): Ditto for epilogue.
8957 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
8959 (moxie_function_arg): Ditto.
8960 (moxie_pass_by_reference): Ditto.
8961 (moxie_arg_partial_bytes): Ditto.
8962 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
8963 (FUNCTION_ARG_ADVANCE) Ditto.
8964 (REG_PARM_STACK_SPACE) Ditto.
8965 (FUNCTION_ARG_REGNO_P) Dito.
8967 * config.gcc: Add moxie linux config support.
8968 * gcc/config/moxie/uclinux.h: New file.
8970 2009-07-31 DJ Delorie <dj@redhat.com>
8972 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
8973 (UNSPECV_SP_SWITCH_E): New.
8974 (sp_switch_1): Change to an unspec.
8975 (sp_switch_2): Change to an unspec. Don't use post-inc when we
8977 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
8978 reference the new stack's address
8980 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
8982 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
8983 graphite-clast-to-gimple.o, graphite-dependences.o,
8984 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8985 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
8986 (graphite-blocking.o,
8987 graphite-clast-to-gimple.o, graphite-dependences.o,
8988 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
8989 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
8990 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
8991 * cfgloop.h (struct loop): Add can_be_parallel field.
8992 * common.opt (fgraphite-identity): Moved up.
8993 (fgraphite-force-parallel): New flag.
8994 * graphite.c: Rewrite.
8995 * graphite.h: Rewrite.
8996 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
8998 * toplev.c (graphite_out_file): New file descriptor.
8999 (graphite_in_file): New.
9000 (process_options): flag_graphite_force_parallel cannot be used without
9002 * tree-ssa-loop.c: Include toplev.h.
9003 (gate_graphite_transforms): Enable flag_graphite for
9004 flag_graphite_force_parallel.
9006 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9008 * ChangeLog.graphite: New.
9009 * graphite-blocking.c: New.
9010 * graphite-clast-to-gimple.c: New.
9011 * graphite-clast-to-gimple.h: New.
9012 * graphite-dependences.c: New.
9013 * graphite-dependences.h: New.
9014 * graphite-interchange.c: New.
9015 * graphite-poly.c: New.
9016 * graphite-poly.h: New.
9017 * graphite-ppl.c: New.
9018 * graphite-ppl.h: New.
9019 * graphite-scop-detection.c: New.
9020 * graphite-scop-detection.h: New.
9021 * graphite-sese-to-poly.c: New.
9022 * graphite-sese-to-poly.h: New.
9026 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9028 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9029 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9031 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9033 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9034 (scev_is_linear_expression): Return false if the evolution is not
9035 affine multivariate.
9037 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9039 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9040 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9042 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9044 * tree-data-ref.c (debug_data_references): New.
9045 (debug_data_reference): New.
9046 * tree-data-ref.h (debug_data_references): Declared.
9047 (debug_data_reference): Declared.
9049 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9051 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9052 * tree-data-ref.h (scop_p): Removed.
9053 (struct data_reference): Remove field scop.
9055 (stmt_simple_memref_p): Removed.
9057 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9059 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9060 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9063 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9065 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9067 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9069 * doc/invoke.texi (-fgraphite-identity): Documented.
9071 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9073 * tree-scalar-evolution.c: Fix comment.
9074 (instantiate_scev_1): Return unknow from scev instantiation if the
9075 result is not above instantiate_below.
9077 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9079 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9080 static anymore. Instantiate the symbols that may have been introduced
9082 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9085 2009-07-30 DJ Delorie <dj@redhat.com>
9087 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9088 .vliw directive to VLIW sections.
9090 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9092 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9094 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9095 (AUTOHEADER): New variable.
9096 ($(srcdir)/cstamp-h.in): Use it.
9098 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9099 Pat Haugen <pthaugen@us.ibm.com>
9100 Revital Eres <ERES@il.ibm.com>
9102 * config/rs6000/vector.md (VEC_F): Add VSX support.
9106 (vector_load_<mode>): Ditto.
9107 (vector_store_<mode>): Ditto.
9108 (vector GPR move split): Ditto.
9109 (vec_reload_and_plus_<mptrsize>): Ditto.
9110 (vec_reload_and_reg_<mptrsize>): Ditto.
9111 (add<mode>3): Ditto.
9112 (sub<mode>3): Ditto.
9113 (mul<mode>3): Ditto.
9114 (neg<mode>2): Ditto.
9115 (abs<mode>2): Ditto.
9116 (smin<mode>3): Ditto.
9117 (smax<mode>3): Ditto.
9118 (vector_eq<mode>): Ditto.
9119 (vector_gt<mode>): Ditto.
9120 (vector_ge<mode>): Ditto.
9121 (vector_gtu<mode>): Ditto.
9122 (vector_select_<mode>_uns): Ditto.
9123 (vector_eq_<mode>_p): Ditto.
9124 (vector_gt_<mode>_p): Ditto.
9125 (vector_ge_<mode>_p): Ditto.
9126 (vector_gtu_<mode>_p): Ditto.
9127 (cr6_test_for_zero): Ditto.
9128 (cr6_test_for_zero_reverse): Ditto.
9129 (cr6_test_for_lt): Ditto.
9130 (cr6_test_for_lt_reverse): Ditto.
9131 (xor<mode>3): Ditto.
9132 (ior<mode>3): Ditto.
9133 (and<mode>3): Ditto.
9134 (one_cmpl<mode>2): Ditto.
9135 (nor<mode>2): Ditto.
9136 (andc<mode>2): Ditto.
9137 (float<VEC_int<mode>2): Ditto.
9138 (unsigned_float<VEC_int><mode>2): Ditto.
9139 (fix_trunc<mode><VEC_int>2): Ditto.
9140 (fixuns_trunc<mode><VEC_int>2): Ditto.
9142 (vec_set<mode>): Ditto.
9143 (vec_extract<mode>): Ditto.
9144 (vec_interleave_highv4sf): Ditto.
9145 (vec_interleave_lowv4sf): Ditto.
9146 (vec_realign_load_<mode>): Ditto.
9147 (vec_shl_<mode>): Ditto.
9148 (vec_shr_<mode>): Ditto.
9149 (div<mode>3): New patterns for VSX.
9150 (vec_interleave_highv2df): Ditto.
9151 (vec_interleave_lowv2df): Ditto.
9152 (vec_pack_trunc_v2df): Ditto.
9153 (vec_pack_sfix_trunc_v2df): Ditto.
9154 (vec_pack_ufix_trunc_v2df): Ditto.
9155 (vec_unpacks_hi_v4sf): Ditto.
9156 (vec_unpacks_lo_v4sf): Ditto.
9157 (vec_unpacks_float_hi_v4si): Ditto.
9158 (vec_unpacks_float_lo_v4si): Ditto.
9159 (vec_unpacku_float_hi_v4si): Ditto.
9160 (vec_unpacku_float_lo_v4si): Ditto.
9161 (movmisalign<mode>): Ditto.
9162 (vector_ceil<mode>2): New patterns for vectorizing math library.
9163 (vector_floor<mode>2): Ditto.
9164 (vector_btrunc<mode>2): Ditto.
9165 (vector_copysign<mode>3): Ditto.
9167 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9168 predicate for setting the high bit in each word, used for copysign.
9170 * config/rs6000/ppc-asm.h (f19): Whitespace.
9171 (f32-f63): Define if VSX.
9172 (v0-v31): Define if Altivec.
9173 (vs0-vs63): Define if VSX.
9175 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9177 * config/rs6000/power7.md: New file, provide tuning parameters for
9180 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9181 (rs6000_cpu_cpp_builtins): Ditto.
9182 (altivec_overloaded_builtins): Ditto.
9183 (altivec_resolve_overloaded_builtin): Ditto.
9185 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9186 debug switch to disable vectorizing simple math builtin
9189 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9190 Vectorize simple math builtin functions.
9191 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9192 hook to vectorize math builtins.
9193 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9194 (rs6000_builtin_conversion): Add VSX/power7 support.
9195 (rs6000_builtin_vec_perm): Ditto.
9196 (vsplits_constant): Add support for loading up a vector constant
9197 with just the high bit set in each part.
9198 (rs6000_expand_vector_init): Add VSX/power7 support.
9199 (rs6000_expand_vector_set): Ditto.
9200 (rs6000_expand_vector_extract): Ditto.
9201 (rs6000_emit_move): Ditto.
9202 (bdesc_3arg): Ditto.
9203 (bdesc_2arg): Ditto.
9204 (bdesc_1arg): Ditto.
9205 (rs6000_expand_ternop_builtin): Ditto.
9206 (altivec_expand_builtin): Ditto.
9207 (rs6000_expand_unop_builtin): Ditto.
9208 (rs6000_init_builtins): Ditto.
9209 (altivec_init_builtins): Ditto.
9210 (builtin_function_type): Ditto.
9211 (rs6000_common_init_builtins): Ditto.
9212 (rs6000_handle_altivec_attribute); Ditto.
9213 (rs6000_mangle_type): Ditto.
9214 (rs6000_vector_mode_supported_p): Ditto.
9215 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9218 * config/rs6000/vsx.md: New file for VSX support.
9220 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9221 identifing values with just the most significant bit set.
9222 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9223 vectorized builtins.
9225 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9226 (UNSPEC_VRFIM): Delete.
9227 (splitter for loading up vector with most significant bit): New
9228 splitter for vectorizing copysign.
9229 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9230 vectorizing simple math functions.
9231 (altivec_vrfip): Add support for vectorizing simple math functions.
9232 (altivec_vrfim): Ditto.
9233 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9235 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9236 (power7.md, vsx.md): Include for power7 support.
9237 (copysigndf3): Use VSX instructions if -mvsx.
9238 (negdf2_fpr): Ditto.
9239 (absdf2_fpr): Ditto.
9240 (nabsdf2_fpr): Ditto.
9241 (adddf3_fpr): Ditto.
9242 (subdf3_fpr): Ditto.
9243 (muldf3_fpr): Ditto.
9244 (divdf3_fpr): Ditto.
9245 (fix_truncdfdi2_fpr): Ditto.
9246 (cmpdf_internal1): Ditto.
9247 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9248 (btruncdf2, btruncdf2_fpr): Ditto.
9249 (ceildf2, ceildf2_fpr): Ditto.
9250 (floordf2, floordf2_fpr): Ditto.
9251 (floatdidf2, floatdidf2_fpr): Ditto.
9252 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9253 (fmsubdf4_fpr): Ditto.
9254 (fnmadddf4_fpr_1): Ditto.
9255 (fnmadddf4_fpr_2): Ditto.
9256 (fnmsubdf4_fpr_1): Ditto.
9257 (fnmsubdf4_fpr_2): Ditto.
9258 (fixuns_truncdfdi2): Add expander for VSX support.
9259 (fix_truncdfdi2): Ditto.
9260 (fix_truncdfsi2): Ditto.
9262 (btruncsf2): Whitespace.
9263 (movdf_hardfloat32): Add support for VSX registers.
9264 (movdf_softfloat32): Ditto.
9265 (movdf_hardfloat64): Ditto.
9266 (movdf_hardfloat64_mfpgpr): Ditto.
9267 (movdf_softfloat64): Ditto.
9268 (movti splitters): Add check for vector registers supporting
9269 TImode in the future.
9270 (bpermd): Add power7 bpermd instruction.
9272 * config/rs6000/altivec.h (vec_div): Define if VSX.
9276 (vec_nearbyint): Ditto.
9279 (all predicates): Use the generic builtin function, and not the V4SF
9280 specific function so that the predicates will work with VSX's V2DF.
9284 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9285 Document new VSX functions and types.
9287 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9290 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9291 "wa", and "j" constraints. Modify "v" to talk about Altivec
9292 instead of just vector.
9294 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9297 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9298 location for phi arguments.
9299 (rewrite_update_phi_arguments): Find locations for reaching defs.
9300 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9301 Add location to add_phi_arg calls.
9302 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9303 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9304 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9305 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9306 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9307 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9308 * tree-phinodes.c (make_phi_node): Initialize location.
9309 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9310 (add_phi_arg): Add location parameter.
9311 (remove_phi_arg_num): Move location when moving phi argument.
9312 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9314 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9315 slpeel_update_phi_nodes_for_guard1,
9316 slpeel_update_phi_nodes_for_guard2,
9317 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9318 vect_loop_versioning): Set locations.
9319 * tree-parloops.c (create_phi_for_local_result,
9320 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9321 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9322 * tree-vect-loop.c (get_initial_def_for_induction,
9323 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9325 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9326 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9327 (gimple_phi_arg_set_location): New. Set locus.
9328 (gimple_phi_arg_has_location): New. Check for locus.
9329 (redirect_edge_var_map_location): New. Return locus from var_map.
9330 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9331 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9332 combining PHI arguments.
9333 (cond_store_replacement): Set location.
9334 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9335 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9336 scop_add_exit_phis_edge): Add locations.
9337 * tree-cfgcleanup.c (remove_forwarder_block,
9338 remove_forwarder_block_with_phi): Add locations.
9339 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9340 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9342 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9343 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9344 flush_pending_stmts): Add source location.
9345 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9346 stack to preserve locations.
9347 * tree-vect-stmts.c (vectorizable_load): Add location.
9348 * tree-inline.c (copy_phis_for_bb): Copy locus.
9349 (setup_one_parameter): Add call locus to inlined parameter stmts.
9350 (initialize_inlined_parameters): Pass in call location as parameter
9352 (tree_function_versioning): Pass location to setup_one_parameter.
9353 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9354 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9355 copy and edge lists.
9356 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9357 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9358 locus parameter and override the stmt default if provided.
9359 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9360 elim_graph_add_edge, elim_graph_remove_succ_edge,
9361 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9362 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9363 eliminate_phi): Add locus info in elimination graph for each edge and
9365 (insert_backedge_copies): Copy locus if present.
9366 * tree-flow.h (struct _edge_var_map): Add locus field.
9367 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9368 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9369 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9371 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9373 2009-07-30 Martin Jambor <mjambor@suse.cz>
9375 PR tree-optimization/40570
9376 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9379 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9381 * ssa-loop-manip.c: Include langhooks.h.
9382 (rewrite_phi_with_iv): New.
9383 (rewrite_all_phi_nodes_with_iv): New.
9384 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9385 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9386 * tree-parloops.c (loop_parallel_p): Move out all conditions
9387 except dependency check.
9388 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9389 (gen_parallel_loop): Call canonicalize_loop_ivs without
9390 reduction_list argument.
9391 (build_new_reduction): New.
9392 (gather_scalar_reductions): New.
9393 (try_get_loop_niter): New.
9394 (try_create_reduction_list): New.
9395 (parallleize_loops): Change the parallel conditions check.
9396 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9397 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9399 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9401 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9403 * doc/options.texi (Option properties): Mention new quoting syntax.
9405 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9407 * config/alpha/alpha.c (alpha_start_function):
9408 Handle VMS_DEBUG_MAIN_POINTER
9409 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9410 * doc/invoke.texi: Document -mdebug-main switch.
9412 2009-07-29 Richard Henderson <rth@redhat.com>
9414 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9415 (cgraph_create_edge_including_clones): Likewise.
9416 * tree-inline.c (copy_bb): Operate on the correct edges
9417 when updating the callgraph.
9419 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9421 * config/alpha/vms-cc.c: Deleted.
9422 * config/alpha/vms-ld.c: Deleted.
9423 * config/alpha/t-vms64: Moved to config/vms
9424 * config/alpha/vms-crt0-64.c: Moved to config/vms
9425 * config/alpha/vms-crt0.c: Moved to config/vms
9426 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9427 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9428 * config/alpha/xm-vms.h: Moved to config/vms
9429 * config/alpha/x-vms: Moved to config/vms
9430 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9432 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9433 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9435 * config/vms/t-vms64: Moved here from config/alpha
9436 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9437 (argc,argv,envp): Enforce 32bit malloc'ing.
9438 * config/vms/vms-psxcrt0-64.c: Likewise.
9439 * config/vms/vms-crt0.c: Moved here from config/alpha.
9440 * config/vms/vms-psxcrt0.c: Likewise.
9441 * config/vms/vms-crtl-64.h: New file.
9442 * config/vms/vms-crtl.h: New file.
9443 * config/vms/vms.opt: New file.
9444 * config/vms/xm-vms64.h: New file.
9445 * config/vms/xm-vms.h: Moved here from config/alpha.
9446 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9448 * config/vms/x-vms: Moved here from config/alpha.
9449 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9450 (vms-ld.o, vms-cc.o): Removed.
9451 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9453 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9455 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9456 correct stack (obvious VMS fix).
9458 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9460 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9461 date, version info if VMS_DEBUGGING_INFO defined.
9462 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9463 size, date calculating code moved here.
9465 2009-07-29 Paul Brook <paul@codesourcery.com>
9467 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9470 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9473 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9474 to DImode when generating insq_le insn.
9476 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9478 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9479 New macro set for VMS_DEBUGGGING_INFO.
9480 (AT_string_form): Use it.
9482 2009-07-28 DJ Delorie <dj@redhat.com>
9484 * config/mep/mep.c (vtext_section): New.
9485 (vftext_section): New.
9486 (ftext_section): New.
9487 (mep_select_section): Add support for functions.
9488 (mep_unique_section): Likewise.
9489 (mep_asm_init_sections): Likewise.
9490 (mep_encode_section_info): Remove it from here.
9492 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9494 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9496 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9497 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9499 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9501 * dwarf2out.c (output_file_names): Test new macro
9502 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9503 (add_comp_dir_attribute): Likewise.
9505 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9507 * config/i386/mingw-w64.h (LINK_SPEC): Add
9508 separating space between commands.
9510 2009-07-28 Jan Hubicka <jh@suse.cz>
9512 PR tree-optimization/40759
9513 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9516 2009-07-27 DJ Delorie <dj@redhat.com>
9518 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9519 types are dword-aligned.
9520 (mep_expand_va_start): Likewise.
9522 2009-07-27 Olivier Hainque <hainque@adacore.com>
9523 Douglas B Rupp <rupp@gnat.com>
9525 * convert.c (convert_to_pointer): Don't assume the target
9526 pointer type is POINTER_SIZE long. Fetch its precision instead.
9528 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9530 * system.h (fopen): Undefine if macro.
9532 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9534 * dwarf2out.c (output_cfi_p): Removed.
9535 (output_cfis): New function.
9536 (output_fde): New function, split from output_call_frame_info.
9537 (output_call_frame_info): Use it.
9538 (dwarf2out_switch_text_section): Use output_cfis.
9540 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9542 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9543 TARGET_BI_ARCH is specified without enabling SJLJ.
9544 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9545 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9547 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9549 * arm.md (negdi2): Use DImode if forcing a value into a register.
9551 2009-07-26 Ira Rosen <irar@il.ibm.com>
9553 PR tree-optimization/40801
9554 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9555 of vector operand from the previous copy of vector statement.
9556 Pass the correct definition type value to
9557 vect_get_vec_def_for_stmt_copy().
9559 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9561 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9562 const char ** conversion.
9564 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9566 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9567 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9568 (gcc_unreachable): Invoke __builtin_unreachable() if
9569 !ENABLE_ASSERT_CHECKING.
9571 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9573 PR rtl-optimization/40445
9574 * emit-rtl.c (next_nonnote_insn_bb): New function.
9575 * rtl.h (next_nonnote_insn_bb): Declare new function.
9576 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9577 with no successors that is the successor of the ENTRY_BLOCK.
9578 Continue from the top after removing an empty fallthrough block.
9579 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9580 of next_nonnote_insn.
9582 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9584 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9586 2009-07-25 Martin Jambor <mjambor@suse.cz>
9588 * c-common.c (c_common_attribute_table): New element for noclone.
9589 (handle_noclone_attribute): New function. Forward-declare.
9590 * tree-inline.c (tree_versionable_function_p): Check for noclone
9592 * doc/extend.texi (Labels as Values): Document need for noclone.
9593 (Function Attributes): Document noclone attribute.
9595 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9597 PR rtl-optimization/34999
9598 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9599 and dw_fde_switched_cold_to_hot fields.
9600 (output_cfi_p): New function.
9601 (output_call_frame_info): If fde->dw_fde_switched_sections,
9602 output 2 FDEs instead of one with corrupted header.
9603 (dwarf2out_do_cfi_startproc): New function.
9604 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9605 and fde->dw_fde_switched_cold_to_hot.
9606 (dwarf2out_switch_text_section): Compute
9607 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9608 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9609 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9610 Otherwise, compute fde->dw_fde_switch_cfi.
9612 2009-07-24 Cary Coutant <ccoutant@google.com>
9614 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9616 2009-07-24 Cary Coutant <ccoutant@google.com>
9618 * cfghooks.c (split_block): Copy discriminator to new block.
9619 * tree-cfg.c (assign_discriminator): Check location of last
9620 instruction in block as well as first.
9622 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9624 * config/i386/linux.c: Use fputs or putc instead of fprintf
9626 * config/i386/gas.h: Ditto.
9627 * config/i386/x86-64.h: Ditto.
9628 * config/i386/att.h: Ditto.
9630 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9632 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9635 2009-07-24 Martin Jambor <mjambor@suse.cz>
9637 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9638 (ipa_push_func_to_list_1): Declare.
9639 (ipa_push_func_to_list): New function.
9641 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9642 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9643 (ipa_push_func_to_list): Removed.
9644 (ipa_pop_func_from_list): Clear node_enqueued flag.
9646 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9648 * config/s390/s390.c (override_options): Default
9649 max-unrolled-insns to 100 for z10 tuning.
9651 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9653 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9654 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9655 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9656 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9657 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9658 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9659 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9661 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9663 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9664 use default set in mingw32.h header.
9665 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9666 64-bit /mingw/include path.
9667 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9670 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9672 PR rtl-optimization/40209
9673 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9675 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9677 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9678 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9679 with the rest of string where appropriate. Use fputs or putc
9680 instead of fprintf where appropriate.
9682 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9683 Pat Haugen <pthaugen@us.ibm.com>
9684 Revital Eres <ERES@il.ibm.com>
9686 * config/rs6000/vector.md: New file. Move most of the vector
9687 expander support here from altivec.md to allow for the VSX vector
9688 unit in the future. Add support for secondary_reload patterns.
9689 Rewrite the patterns for vector comparison, and vector comparison
9690 predicate instructions so that the RTL expresses the desired
9691 behavior, instead of using unspec.
9693 * config/rs6000/constraints.md ("f" constraint): Use
9694 rs6000_constraints to hold the precalculated register class.
9695 ("d" constraint): Ditto.
9696 ("wd" constraint): New constraint for VSX.
9697 ("wf" constraint): Ditto.
9698 ("ws" constraint): Ditto.
9699 ("wa" constraint): Ditto.
9700 ("wZ" constraint): Ditto.
9701 ("j" constraint): Ditto.
9703 * config/rs6000/predicates.md (vsx_register_operand): New
9705 (vfloat_operand): New predicate for vector.md.
9706 (vint_operand): Ditto.
9707 (vlogical_operand): Ditto.
9708 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9709 (easy_vector_constant): Add VSX support.
9710 (altivec_indexed_or_indirect_operand): New predicate for
9711 recognizing Altivec style memory references with AND -16.
9713 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9714 for vector secondary reload support.
9715 (rs6000_vector_reg_class): Delete, replacing it with
9717 (rs6000_vsx_reg_class): Ditto.
9718 (rs6000_constraints): New array to hold the register classes of
9719 each of the register constraints that can vary at runtime.
9720 (builtin_mode_to_type): New static array for builtin function type
9722 (builtin_hash_table): New static hash table for builtin function
9724 (TARGET_SECONDARY_RELOAD): Define target hook.
9725 (TARGET_IRA_COVER_CLASSES): Ditto.
9726 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
9727 registers are 128 bits if VSX memory reference instructions are used.
9728 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
9730 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
9731 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
9732 Print several of the scheduling related parameters.
9733 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
9734 rs6000_constraints instead of rs6000_vector_reg_class. Move
9735 -mdebug=reg code to rs6000_debug_reg_global. Add support for
9736 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
9737 Altivec. Add VSX support. Setup for secondary reload support on
9738 Altivec/VSX registers.
9739 (rs6000_override_options): Make power7 set the scheduling groups
9740 like the power5. Add support for new debug switches to override
9741 the scheduling defaults. Temporarily disable -mcpu=power7 from
9742 setting -mvsx. Add support for debug switches -malways-hint,
9743 -msched-groups, and -malign-branch-targets.
9744 (rs6000_buitlin_conversion): Add support for returning unsigned
9745 vector conversion functions to fix regressions due to stricter
9747 (rs6000_builtin_mul_widen_even): Ditto.
9748 (rs6000_builtin_mul_widen_odd): Ditto.
9749 (rs6000_builtin_vec_perm): Ditto.
9750 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
9751 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
9753 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
9755 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
9756 VSX types for bit operations. Changes to accomidate vector.md.
9757 (bdesc_2arg): Ditto.
9758 (bdesc_1arg): Ditto.
9759 (struct builtin_description_predicates): Rewrite predicate
9760 handling so that RTL describes the operation, instead of passing
9761 the instruction to be used as a string argument.
9762 (bdesc_altivec_preds): Ditto.
9763 (altivec_expand_predicate_builtin): Ditto.
9764 (altivec_expand_builtin): Ditto.
9765 (rs6000_expand_ternop_builtin): Use a switch instead of an if
9766 statement for vsldoi support.
9767 (altivec_expand_ld_builtin): Change to use new names from vector.md.
9768 (altivec_expand_st_builtin): Ditto.
9769 (paired_expand_builtin): Whitespace changes.
9770 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
9771 builtin_mode_to_type table for secondary reload. Call
9772 builtin_function_type to build random builtin functions.
9773 (altivec_init_builtins): Change to use builtin_function_type to
9774 create builtin function types dynamically as we need them.
9775 (builtin_hash_function): New support for hashing the tree types
9776 for builtin function as we need it, rather than trying to build
9777 all of the trees that we need. Add initial preliminary VSX support.
9778 (builtin_function_type): Ditto.
9779 (builtin_function_eq): Ditto.
9780 (builtin_hash_struct): Ditto.
9781 (rs6000_init_builtins): Ditto.
9782 (rs6000_common_init_builtins): Ditto.
9783 (altivec_init_builtins): Ditto.
9784 (rs6000_common_init_builtins): Ditto.
9785 (enum reload_reg_type): New enum for simplifing reg classes.
9786 (rs6000_reload_register_type): Simplify register classes into GPR,
9787 Vector, and other registers. Altivec and VSX addresses in reload.
9788 (rs6000_secondary_reload_inner): Ditto.
9789 (rs6000_ira_cover_classes): New target hook, that returns the
9790 appropriate cover classes, based on -mvsx being used or not.
9791 (rs6000_secondary_reload_class): Add VSX support.
9792 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
9793 (get_vsel_insn): Ditto.
9794 (rs6000_emit_vector_compare): Rewrite vector conditional support
9795 so that where we can, we use RTL operators, instead of blindly use
9797 (rs6000_emit_vector_select): Ditto.
9798 (rs6000_emit_vector_cond_expr): Ditto.
9799 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
9800 (create_TOC_reference): Add -mdebug=addr support.
9801 (emit_frame_save): VSX loads/stores need register indexed addressing.
9803 * config/rs6000/rs6000.md: Include vector.md.
9805 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
9807 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9808 support for V2DI, V2DF in logical, permute, select operations.
9810 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
9811 switch for vsx/power7.
9812 (-mvsx-scalar-memory): Ditto.
9813 (-mvsx-align-128): Ditto.
9814 (-mallow-movmisalign): Ditto.
9815 (-mallow-df-permute): Ditto.
9816 (-msched-groups): Ditto.
9817 (-malways-hint): Ditto.
9818 (-malign-branch-targets): Ditto.
9820 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
9822 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
9823 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
9824 (rs6000_vector_reg_class): Delete.
9825 (rs6000_vsx_reg_class): Ditto.
9826 (enum rs6000_reg_class_enum): New enum for the constraints that
9827 vary based on target switches.
9828 (rs6000_constraints): New array to hold the register class for all
9829 of the register constraints that vary based on the switches used.
9830 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
9831 (enum rs6000_builtins): Add unsigned varients for the builtin
9832 declarations returned by target hooks for expanding multiplies,
9833 select, and permute operations. Add VSX builtins.
9834 (enum rs6000_builtin_type_index): Add entries for VSX.
9835 (V2DI_type_node): Ditto.
9836 (V2DF_type_node): Ditto.
9837 (unsigned_V2DI_type_node): Ditto.
9838 (bool_long_type_node): Ditto.
9839 (intDI_type_internal_node): Ditto.
9840 (uintDI_type_internal_node): Ditto.
9841 (double_type_internal_node): Ditto.
9843 * config/rs6000/altivec.md (whole file): Move all expanders to
9844 vector.md from altivec.md. Rename insn matching functions to be
9846 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
9847 (altivec_vcmp*): Ditto.
9848 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
9849 (VM): New iterator for moves that includes the VSX types.
9850 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
9851 (altivec_vperm_<mode>_uns): New, for unsigned types.
9852 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
9853 (altivec_eq<mode>): Ditto.
9854 (altivec_gt<mode>): Ditto.
9855 (altivec_gtu<mode>): Ditto.
9856 (altivec_eqv4sf): Ditto.
9857 (altivec_gev4sf): Ditto.
9858 (altivec_gtv4sf): Ditto.
9859 (altivec_vcmpbfp_p): Ditto.
9861 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
9863 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
9866 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9869 * config/i386/i386.c (output_387_ffreep): Rewrite to use
9870 ASM_SHORT instead of .word.
9871 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
9872 instead of .word in asm template.
9874 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
9877 * ira-lives.c (bb_has_abnormal_call_pred): New function.
9878 (process_bb_node_lives): Use it.
9880 * ira.c (setup_cover_and_important_classes): Don't setup
9881 ira_important_class_nums. Add cover classes to the end of
9883 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
9885 (find_reg_class_closure): Use reorder_important_classes.
9887 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
9889 * config/i386/i386.c (i386_ira_cover_classes): New function.
9890 (TARGET_IRA_COVER_CLASSES): Redefine.
9892 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
9893 importance of order of cover classes in the array.
9895 2009-07-22 Diego Novillo <dnovillo@google.com>
9897 * tree-pass.h (TDF_EH): Define.
9898 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
9899 contains TDF_EH, print the EH region number holding GS.
9900 * tree-dump.c (dump_options): Add "eh".
9901 * doc/invoke.texi: Document it.
9903 2009-07-22 Doug Kwan <dougkwan@google.com>
9905 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
9907 2009-07-22 Michael Matz <matz@suse.de>
9909 PR tree-optimization/35229
9910 PR tree-optimization/39300
9912 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
9913 (inhibit_phi_insertion): New function.
9914 (insert_into_preds_of_block): Call it for REFERENCEs.
9915 (init_pre): Initialize and finalize scalar evolutions.
9916 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
9918 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
9920 * config/i386/predicates.md (zero_extended_scalar_load_operand):
9921 Use CONST_VECTOR_NUNITS to determine number of elements.
9923 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
9925 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
9926 (U, W): Constraints are now deprecated and will be removed if we
9928 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
9930 ("prefetch"): Add the stcmh instruction for prefetching.
9931 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
9933 (s390_short_displacement): Return always true if compiling for
9934 machines not providing the long displacement facility.
9935 (s390_mem_constraint): Support the new constraint letter Z.
9936 (s390_check_qrst_address): New function.
9938 2009-07-21 DJ Delorie <dj@redhat.com>
9940 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
9943 2009-07-21 Jason Merrill <jason@redhat.com>
9945 * c-common.c (max_tinst_depth): Increase default to 1024.
9947 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9949 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
9950 (vec_unpacku_float_lo_v4si): Ditto.
9952 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
9955 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
9956 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
9957 (builtin_description): Add __builtin_ia32_cvtudq2ps.
9958 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
9960 2009-07-21 Jakub Jelinek <jakub@redhat.com>
9962 PR tree-optimization/40813
9963 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
9966 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
9968 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
9969 with a NOP_EXPR if needed.
9971 2009-07-21 Paul Brook <paul@codesourcery.com>
9973 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
9974 Terminate debug dump with newline.
9976 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9978 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
9979 Cast "1" to unsigned HOST_WIDE_INT.
9980 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
9981 deposit length to the maximum length - lsb. Extend length if
9982 HOST_BITS_PER_WIDE_INT is 32.
9984 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9986 * cgraph.h (constant_pool_htab): New function.
9987 (constant_descriptor_tree): Move from varasm.c.
9988 * varasm.c (constant_pool_htab): New function.
9989 (constant_descriptor_tree): Move to cgraph.h.
9991 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
9993 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
9995 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
9997 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10000 2009-07-20 Xinliang David Li <davidxl@google.com>
10002 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10004 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10006 * config/mips/mips.md (move_type): Add arith.
10007 (type): Handle arith.
10008 (zero_extendsidi2): Rename this into ...
10009 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10010 (zero_extendsidi2): New expander.
10011 (*zero_extendsidi2_dext): New pattern.
10013 2009-07-20 Nick Clifton <nickc@redhat.com>
10015 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10016 to set MIPS_ABI_DEFAULT.
10017 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10019 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10021 * tree-object-size.c (addr_object_size): Handle unions with
10022 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10024 PR tree-optimization/40792
10025 * tree.c (build_function_type_skip_args): Remove bogus assert.
10027 2009-07-20 Jan Hubicka <jh@suse.cz>
10028 Martin Jambor <mjambor@suse.cz>
10030 * cgraph.h (combined_args_to_skip): New field.
10031 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10032 combined_args_to_skip and args_to_skip.
10033 * tree-inline.c (update_clone_info): New function.
10034 (tree_function_versioning): Call update_clone_info.
10035 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10037 (cgraph_materialize_all_clones): More extensive dumping, working
10038 with combined_args_to_skip rather than args_to_skip.
10040 2009-07-20 Ira Rosen <irar@il.ibm.com>
10042 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10043 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10044 (get_initial_def_for_reduction): Likewise.
10045 (vectorizable_reduction): Skip the check of first operand in case
10046 of COND_EXPR. Add check that it is outer loop vectorization if
10047 nested cycle was detected. Call vectorizable_condition() for
10048 COND_EXPR. If reduction epilogue cannot be created do not fail for
10049 nested cycles (if it is not double reduction). Assert that there
10050 is only one type in the loop in case of COND_EXPR. Call
10051 vectorizable_condition() to vectorize COND_EXPR.
10052 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10053 Add parameters. Allow nested cycles if called from
10054 vectorizable_reduction(). Use reduction vector variable if provided.
10055 (vect_analyze_stmt): Call vectorizable_reduction() before
10056 vectorizable_condition().
10057 (vect_transform_stmt): Update call to vectorizable_condition().
10059 2009-07-20 Christian Bruel <christian.bruel@st.com>
10061 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10062 * doc/invoke.texi (-mfmovd): Likewise.
10063 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10065 2009-07-20 Jan Hubicka <jh@suse.cz>
10067 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10068 when handling SSA name.
10070 2009-07-19 Jan Hubicka <jh@suse.cz>
10072 PR tree-optimization/40676
10073 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10074 virtual PHIs in empty BBs.
10076 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10078 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10079 re-expanded the compound use gen_lowpart instead to convert to the
10082 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10084 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10085 OUTER_CONST arguments.
10086 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10087 the new wider mode will be masked off.
10088 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10090 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10092 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10093 high-order bits are zero.
10095 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10097 * combine.c (simplify_shift_const_1): Split code to determine
10098 shift_mode into ...
10099 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10100 new bits shifted in are identical to the old sign bit.
10102 2009-07-18 Richard Guenther <rguenther@suse.de>
10105 * gimplify.c (gimplify_call_expr): Reject code using results from
10106 functions returning void.
10108 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10110 * doc/md.texi: Document the new PowerPC "es" constraint.
10111 Document that "m" can include automodified addresses on this target,
10112 and explain how %U must be used. Extend the "Q" and "Z" documentation
10113 to suggest "es" as well as "m".
10114 * config/rs6000/constraints.md (es): New memory constraint.
10115 (Q, Z): Update strings to match new documentation.
10117 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10119 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10120 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10121 * config/rs6000/predicates.md (volatile_mem_operand): Use
10122 offsettable_nonstrict_memref_p.
10123 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10124 (*floatunssidf2_internal): Likewise.
10125 (*fix_truncdfsi2_internal): Likewise.
10126 (*fix_trunctfsi2_internal): Likewise.
10128 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10130 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10131 atmega32u2 devices.
10132 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10134 2009-07-17 Richard Guenther <rguenther@suse.de>
10137 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10138 (pass_warn_unused_result): Likewise.
10139 (TODO_set_props): Remove.
10140 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10142 (pass_diagnose_omp_blocks): Define.
10143 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10144 (c_gimple_diagnostics_recursively): Remove.
10145 (finish_function): Do not call it.
10146 (c_write_global_declarations): Continue after errors.
10147 Finalize the CU here.
10148 * c-gimplify.c (c_genericize): Do not gimplify here.
10149 * c-common.c (c_warn_unused_result): Move ...
10150 * tree-cfg.c (do_warn_unused_result): ... here.
10151 (run_warn_unused_result): New function.
10152 (gate_warn_unused_result): New function.
10153 (pass_warn_unused_result): New pass.
10154 * c-common.h (c_warn_unused_result): Remove.
10155 * flags.h (flag_warn_unused_result): Declare.
10156 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10157 * opts.c (flag_warn_unused_result): Initialize to false.
10158 * toplev.c (compile_file): Add comment.
10159 * omp-low.c (create_omp_child_function): Do not register
10160 the function with the frontend.
10161 (diagnose_omp_structured_block_errors): Prepare to be
10162 called as optimization pass.
10163 (gate_diagnose_omp_blocks): New function.
10164 (pass_diagnose_omp_blocks): New pass.
10165 * cgraph.h (cgraph_optimize): Remove.
10166 (cgraph_analyze_function): Likewise.
10167 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10168 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10169 before their parents here.
10170 (cgraph_finalize_function): Not here.
10171 (cgraph_analyze_function): Gimplify functions here.
10172 (cgraph_finalize_compilation_unit): Continue after errors.
10173 Optimize the callgraph from here.
10174 (cgraph_optimize): Make static.
10175 * langhooks.c (write_global_declarations): Finalize the CU.
10176 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10177 (gimplify_function_tree): Assert we gimplify only once.
10178 Set PROP_gimple_any property.
10179 * tree-nested.c (gimplify_all_functions): New function.
10180 (lower_nested_functions): Gimplify all nested functions.
10181 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10182 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10183 and pass_diagnose_omp_blocks after gimplification. Do not
10184 set TODO_set_props on all_lowering_passes.
10185 (execute_one_pass): Do not handle TODO_set_props.
10186 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10187 (gimplify.o): Add tree-pass.h dependency.
10188 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10189 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10190 (unsave_r): Likewise.
10191 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10192 temporary variable.
10194 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10196 * doc/service.texi (Service): Restore previously removed link,
10197 which isn't broken after all.
10199 2009-07-17 Richard Guenther <rguenther@suse.de>
10201 PR tree-optimization/40321
10202 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10203 PHI nodes to the maximal set.
10204 (make_values_for_phi): Add PHI arguments to the maximal set.
10205 (execute_pre): Dump PHI_GEN and the maximal set.
10207 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10210 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10213 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10215 * doc/extend.texi (Nested Functions): Replace broken link with
10217 * doc/service.texi (Service): Remove broken link.
10219 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10222 * builtins.c (expand_builtin_memcmp): Use loc instead of
10223 EXPR_LOCATION (exp).
10224 (expand_builtin_strncmp): Likewise.
10226 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10227 Manuel López-Ibáñez <manu@gcc.gnu.org>
10230 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10231 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10232 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10233 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10234 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10235 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10236 tree-inline.c, c-common.c, c-common.h, gimple.c,
10237 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10238 convert.c: Add location argument to fold_{unary,binary,ternary},
10239 fold_build[123], build_call_expr, build_size_arg,
10240 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10241 fold_build1_initializer, fold_build2_initializer,
10242 fold_build3_initializer, fold_build_call_array,
10243 fold_build_call_array_initializer, fold_single_bit_test,
10244 omit_one_operand, omit_two_operands, invert_truthvalue,
10245 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10246 combine_comparisons, fold_builtin_*, fold_call_expr,
10247 build_range_check, maybe_fold_offset_to_address, round_up,
10250 2009-07-16 Jason Merrill <jason@redhat.com>
10253 * c-common.c (c_common_reswords): Add __is_standard_layout
10255 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10256 * doc/implement-cxx.texi: New.
10257 * doc/gcc.texi: Include it.
10259 2009-07-16 DJ Delorie <dj@redhat.com>
10261 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10262 compares that may be indirectly affected by previous instructions.
10264 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10266 * builtins.c (do_mpc_arg2): New.
10267 (fold_builtin_2): Fold builtin cpow.
10268 * real.h (HAVE_mpc_pow): New.
10270 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10272 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10273 comparison to skip unprofitable schedule
10275 2009-07-16 Simon Baldwin <simonb@google.com>
10277 * gcc.c (option_map): New flag -no-canonical-prefixes.
10278 * (display_help): Print help text for new flag.
10279 * (process_command): Move options translation and language specifics
10280 and handle new flag early. Use it to set a function pointer to a
10281 prefix builder. Replace make_relative_prefix calls with calls to
10282 the function pointed to. Ignore new flag in regular options handling.
10283 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10285 2009-07-15 DJ Delorie <dj@redhat.com>
10287 * config/mep/mep.md (sibcall_internal): Change register to avoid
10288 argument registers.
10289 (sibcall_value_internal): Likewise.
10291 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10293 PR rtl-optimization/40710
10294 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10296 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10298 * config/mips/mips.md (*extenddi_truncate<mode>,
10299 *extendsi_truncate<mode>): Change type attribute to move_type
10300 with shift_shift. Split out code handling exts from here ...
10301 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10303 (*extendhi_truncateqi): Change type attribute to move_type with
10304 shift_shift. Split out code handling exts from here ...
10305 (*extendhi_truncateqi_exts): ... to this new pattern.
10307 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10309 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10310 instead of "and" with inverted sign bit mask value. Use
10311 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10312 Allocate registers only for operand 4 and operand 5.
10314 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10316 PR middle-end/40747
10317 * fold-const.c (fold_cond_expr_with_comparison): When folding
10318 < and <= to MIN, make sure the MIN uses the same type as the
10319 comparison's operands.
10321 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10323 * arm.md (ior_xor): New code iterator.
10324 (split for ior/xor with shift and zero-extend): New split pattern.
10325 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10327 2009-07-15 Richard Guenther <rguenther@suse.de>
10329 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10332 2009-07-15 Richard Guenther <rguenther@suse.de>
10334 PR middle-end/40753
10335 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10337 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10339 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10340 handle 2.6.30 kernel.
10342 2009-07-15 DJ Delorie <dj@redhat.com>
10344 * config/mep/mep.md (sibcall_internal): Change register to allow
10345 for 24-bit addresses.
10346 (sibcall_value_internal): Likewise.
10348 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10350 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10351 that are enabled/disabled by the flags introduced by a previous patch.
10353 2009-07-14 DJ Delorie <dj@redhat.com>
10355 * config/mep/mep.md (sibcall_internal): Include non-toggling
10357 (sibcall_value_internal): Likewise.
10359 2009-07-14 Taras Glek <tglek@mozilla.com>
10360 Rafael Espindola <espindola@google.com>
10362 * doc/sourcebuild.texi: Document install-plugin target.
10363 * configure.ac: Added install-plugin target to language makefiles.
10364 * configure: Regenerate.
10365 * Makefile.in: (install-plugin): Install more headers,
10366 depend on lang.install-plugin.
10368 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10370 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10373 2009-07-14 DJ Delorie <dj@redhat.com>
10375 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10376 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10377 * config/mep/mep.md (sibcall_internal): Change test from
10378 mep_vliw_mode_match to mep_vliw_jmp_match.
10379 (sibcall_value_internal): Likewise.
10381 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10383 * config/i386/sse.md (copysign<mode>3): New expander.
10384 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10385 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10386 Use ix86_build_const_vector.
10387 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10388 IX86_BUILTIN_CPYSGNPD.
10389 (builtin_description): Add __builtin_ia32_copysignps and
10390 __builtin_ia32_copysignpd.
10391 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10392 and BUILT_IN_COPYSIGNF.
10394 2009-07-13 Jason Merrill <jason@redhat.com>
10396 * builtins.c (can_trust_pointer_alignment): New fn.
10397 (get_pointer_alignment): Factor it out from here.
10398 * tree.h: Declare it.
10400 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10402 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10405 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10409 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10411 2009-07-14 Richard Guenther <rguenther@suse.de>
10412 Andrey Belevantsev <abel@ispras.ru>
10414 PR middle-end/40745
10415 * cfgexpand.c (partition_stack_vars): Do not bother to update
10416 alias information when not optimizing.
10418 2009-07-14 Richard Guenther <rguenther@suse.de>
10419 Andrey Belevantsev <abel@ispras.ru>
10421 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10422 (pt_solution_set): Likewise.
10423 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10424 * tree-ssa-structalias.c (pt_solution_set): New function.
10425 * final.c (rest_of_clean_state): Free SSA data structures.
10426 * print-rtl.c (print_decl_name): Remove.
10427 (print_mem_expr): Implement in terms of print_generic_expr.
10428 * alias.c (ao_ref_from_mem): New function.
10429 (rtx_refs_may_alias_p): Likewise.
10430 (true_dependence): Query alias-export info.
10431 (canon_true_dependence): Likewise.
10432 (write_dependence_p): Likewise.
10433 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10435 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10436 (mem_expr_equal_p): Use operand_equal_p.
10437 (set_mem_attributes_minus_bitpos): Do not use
10438 component_ref_for_mem_expr.
10439 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10440 (update_alias_info_with_stack_vars): Likewise.
10441 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10442 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10443 explicitly nor clear stmt operands.
10444 Free the decl-to-pointer map.
10445 * tree-optimize.c (execute_free_datastructures): Do not free
10446 SSA data structures here.
10447 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10448 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10449 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10451 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10453 2009-07-13 DJ Delorie <dj@redhat.com>
10455 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10456 unrolling at the right iteration count.
10458 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10461 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10463 * haifa-sched.c (rank_for_schedule): Introduced flags to
10464 enable/disable individual scheduling heuristics.
10465 * common.opt: Introduced flags to enable/disable individual
10466 heuristics in the scheduler.
10467 * doc/invoke.texi: Introduced flags to enable/disable individual
10468 heuristics in the scheduler.
10470 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10472 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10473 config/i386/mingw-tls.c.
10474 * config/i386/mingw-tls.c: Removed.
10476 2009-07-13 Ira Rosen <irar@il.ibm.com>
10478 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10479 checks access only relevant statements.
10480 (vectorizable_reduction): Likewise.
10482 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10484 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10485 just for 32-bit case.
10487 2009-07-12 Jan Hubicka <jh@suse.cz>
10489 PR tree-optimization/40585
10490 * except.c (expand_resx_expr): When there already is resume
10491 instruction, produce linked list.
10492 (build_post_landing_pads): Assert that resume is empty.
10493 (connect_post_landing_pads): Handle resume lists.
10494 (dump_eh_tree): Dump resume list.
10496 2009-07-12 Ira Rosen <irar@il.ibm.com>
10498 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10499 with additional argument.
10500 * tree-vectorizer.h (enum vect_def_type): Add
10501 vect_double_reduction_def.
10502 (vect_is_simple_reduction): Add argument.
10503 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10505 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10506 vect_is_simple_reduction with additional argument.
10507 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10509 (reduction_code_for_scalar_code): Handle additional codes by
10510 returning ERROR_MARK for them. Fix comment and indentation.
10511 (vect_is_simple_reduction): Fix comment, add argument to specify
10512 double reduction. Detect double reduction.
10513 (get_initial_def_for_induction): Fix indentation.
10514 (get_initial_def_for_reduction): Fix comment and indentation.
10515 Handle double reduction. Create initial definitions that do not
10516 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10517 (vect_create_epilog_for_reduction): Fix comment, add argument to
10518 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10519 epilogue result extraction. Create double reduction phi node and
10520 replace relevant uses.
10521 (vectorizable_reduction): Call vect_is_simple_reduction with
10522 additional argument. Fix indentation. Update epilogue code treatment
10523 according to the changes in reduction_code_for_scalar_code. Check
10524 for double reduction. Call vect_create_epilog_for_reduction with
10525 additional argument.
10526 * tree-vect-stmts.c (process_use): Handle double reduction, update
10528 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10529 (vect_get_vec_def_for_operand): Likewise.
10531 2009-07-12 Danny Smith <dansmister@gmail.com>
10533 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10534 dllexport if !TREE_PUBLIC.
10535 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10537 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10539 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10540 (avr_extra_arch_macro) Remove declatation.
10541 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10542 (avr_extra_arch_macro) Declare as static.
10543 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10545 2009-07-11 Jan Hubicka <jh@suse.cz>
10547 PR middle-end/48388
10548 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10550 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10553 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10554 cold_in_std_section bits.
10555 (dwarf2out_begin_prologue): Initialize them.
10556 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10557 if already covered by text_section or cold_text_section range.
10559 PR rtl-optimization/40667
10560 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10561 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10562 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10563 * config/i386/i386.c (ix86_minimum_alignment): New function.
10564 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10565 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10566 * emit-rtl.c (gen_reg_rtx): Likewise.
10567 * function.c (assign_parms): Likewise. If nominal_type needs
10568 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10569 rather than passed_type's alignment.
10572 * function.c (assign_parm_setup_stack): Adjust
10573 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10574 from nominal_mode on big endian.
10576 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10578 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10580 2009-07-10 DJ Delorie <dj@redhat.com>
10582 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10584 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10586 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10588 (thumb2_cbnz): Likewise.
10590 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10593 * config.gcc (supported_defaults): Add synci.
10594 (with_synci): Add validation.
10595 (all_defaults): Add synci.
10596 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10599 * config/mips/mips.opt (msynci): New option.
10600 * config/mips/mips.c (mips_override_options): Warn on use of
10601 -msynci for targets that do now support it.
10602 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10604 * gcc/doc/invoke.texi (-msynci): Document the new option.
10605 * doc/install.texi (--with-synci): Document the new option.
10607 2009-07-10 Richard Guenther <rguenther@suse.de>
10609 PR tree-optimization/40496
10610 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10611 the PHI result with a compatible type.
10613 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10617 * c.opt (Wunused-result): New.
10618 * doc/invoke.texi: Document it.
10619 * c-common.c (c_warn_unused_result): Use it.
10621 2009-07-09 DJ Delorie <dj@redhat.com>
10623 * targhooks.c (default_target_can_inline_p): Rename from
10624 default_target_option_can_inline_p.
10625 * targhooks.h (default_target_can_inline_p): Likewise.
10626 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10627 TARGET_OPTION_CAN_INLINE_P.
10628 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10629 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10630 (mep_target_can_inline_p): Rename from
10631 mep_target_option_can_inline_p.
10634 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10635 registers used to pass vectors.
10637 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10639 2009-07-09 Tom Tromey <tromey@redhat.com>
10641 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10642 * config/mmix/mmix.c: Include dwarf2.h.
10643 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10644 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10645 * config/sh/sh.c: Include dwarf2.h.
10646 * config/i386/i386.c: Include dwarf2.h.
10647 * Makefile.in (DWARF2_H): Remove 'elf'.
10648 * except.c: Include dwarf2.h.
10649 * unwind-dw2.c: Include dwarf2.h.
10650 * dwarf2out.c: Include dwarf2.h.
10651 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10652 * unwind-dw2-fde.c: Include dwarf2.h.
10653 * dwarf2asm.c: Include dwarf2.h.
10655 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10657 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10658 (max_issue): Use it.
10659 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10661 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10662 (region_sched_info): Update.
10663 * sched-ebb.c (ebb_sched_info): Update.
10664 * modulo-sched.c (sms_sched_info): Update.
10665 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10667 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10669 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10671 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10673 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10675 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10677 PR middle-end/40692
10678 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10679 arg1 with arg01 if arg1 is already INTEGER_CST.
10681 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10683 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10684 Transform (and (truncate)) into (truncate (and)).
10686 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10688 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10689 creating LHS paradoxical subregs. Fix surrounding returns to
10690 use NULL_RTX rather than 0.
10692 2009-07-08 DJ Delorie <dj@redhat.com>
10694 * config/mep/mep.c: (mep_option_can_inline_p): New.
10695 (TARGET_OPTION_CAN_INLINE_P): Define.
10697 2009-07-08 Mark Wielaard <mjw@redhat.com>
10700 * dwarf2out.c (add_data_member_location_attribute): When we have
10701 only a constant offset don't emit a new location description using
10702 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10705 2009-07-08 Richard Henderson <rth@redhat.com>
10708 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10709 (enum reg_class): Add CLOBBERED_REGS.
10710 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10711 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10712 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10713 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10714 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10715 force 64-bit sibcalls into R11.
10716 * config/i386/constraints.md (U): New constraint.
10717 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10718 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10719 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
10721 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
10723 * basic-block.h (dump_regset, debug_regset): Remove duplicate
10725 * c-objc-common.h (c_initialize_diagnostics): Ditto.
10726 * ebitmap.h (dump_ebitmap): Ditto.
10727 * optabs.h (optab_libfunc): Ditto.
10728 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
10729 * tree-flow.h (vect_can_force_dr_alignment_p,
10730 get_vectype_for_scalar_type): Ditto.
10731 (vectorize_loops): Move prototype to ...
10732 * tree-vectorizer.h: ... here. Also, adjust comment.
10733 (vect_set_verbosity_level): Remove duplicate prototype.
10734 * tree-ssa-loop.c: Include tree-vectorizer.h.
10735 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
10737 2009-07-08 Nick Clifton <nickc@redhat.com>
10739 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
10742 2009-07-08 DJ Delorie <dj@redhat.com>
10744 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
10745 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
10746 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
10748 * config/mep/intrinsics.md: Regenerated.
10749 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
10750 registers when asm() or calls are detected.
10752 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
10755 * gimplify.c (gimplify_expr): Propagate no_warning flag when
10757 * gimple (gimple_build_call_from_tree): Likewise.
10758 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
10759 no_warning flag before warning.
10761 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10763 * tree.c (set_expr_locus): Remove.
10764 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
10765 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
10767 * gimplify.c (internal_get_tmp_var): Likewise.
10768 (gimplify_call_expr): Likewise.
10769 (gimplify_one_sizepos): Likewise.
10771 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
10774 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
10775 to variables for debugging purposes.
10777 2009-06-23 Mark Loeser <mark@halcy0n.com>
10780 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
10782 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10784 * pretty-print.c (pp_base_format): Remove %J.
10785 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10786 gcc_cxxdiag_char_table): Likewise.
10787 (init_dynamic_diag_info): Likewise.
10789 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10791 * pretty-print.c (pp_base_format): Remove %H.
10792 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
10793 gcc_cxxdiag_char_table): Likewise.
10794 (init_dynamic_diag_info): Likewise.
10795 * config/mep/mep.c (mep_select_section): Likewise.
10797 2009-07-07 Duncan Sands <baldrick@free.fr>
10799 * final.c (pass_clean_state): Give the pass a name.
10800 * passes.c (pass_rest_of_compilation): Likewise.
10801 * tree-optimize.c (pass_all_optimizations): Likewise.
10803 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
10805 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
10806 an extra 'decl' for error_at.
10808 2009-07-07 Jakub Jelinek <jakub@redhat.com>
10810 PR middle-end/40669
10811 * tree-tailcall.c (adjust_return_value_with_ops,
10812 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
10813 if it has complex or vector type.
10815 2009-07-07 Olivier Hainque <hainque@adacore.com>
10817 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
10820 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
10822 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
10824 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10826 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
10827 * c-decl.c: Likewise.
10828 * function.c: Likewise.
10829 * varasm.c: Likewise.
10830 * tree-ssa.c: Likewise.
10831 * c-common.c: Likewise.
10832 * tree-cfg.c: Likewise.
10833 * config/spu/spu.c: Likewise.
10834 * config/ia64/ia64.c: Likewise.
10835 * config/v850/v850.c: Likewise.
10837 2009-07-06 DJ Delorie <dj@redhat.com>
10839 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
10840 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
10841 unspecified accesses to control registers.
10842 * config/mep/intrinsics.md: Regenerate.
10843 * config/mep/intrinsics.h: Regenerate.
10844 * config/mep/mep-intrin.h: Regenerate.
10846 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
10848 * c-lex.c: Replace %H by an explicit location. Update all calls.
10849 * c-common.c: Likewise.
10850 * c-decl.c: Likewise.
10851 * c-typeck.c: Likewise.
10852 * fold-const.c: Likewise.
10853 * gimplify.c: Likewise.
10854 * stmt.c: Likewise.
10855 * tree-cfg.c: Likewise.
10856 * tree-ssa-loop-niter.c: Likewise.
10857 * tree-vrp.c: Likewise.
10858 * value-prof.c: Likewise.
10860 2009-07-06 Diego Novillo <dnovillo@google.com>
10862 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
10863 if it has one. Handle cases where VAR does not have an
10864 annotation or cfun is NULL.
10866 2009-07-06 Diego Novillo <dnovillo@google.com>
10868 * tree.c: Include debug.h.
10869 (initialize_tree_contains_struct): New.
10870 (init_ttree): Call it.
10871 (tree_node_structure_for_code): Factor out of ...
10872 (tree_node_structure): ... here.
10873 * treestruct.def (TS_PHI_NODE): Remove.
10874 (TS_GIMPLE_STATEMENT): Remove.
10876 2009-07-06 Diego Novillo <dnovillo@google.com>
10878 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
10879 (debug_tree_chain): Handle cycles.
10881 2009-07-06 Nick Clifton <nickc@redhat.com>
10882 DJ Delorie <dj@redhat.com>
10884 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
10885 __FMOVD_ENABLED__ is defined.
10887 (TARGET_FMOVD): Provide a default definition.
10888 (MASK_FMOVD): Likewise.
10889 (TARGET_CPU_CPP_BUILTINS): Define
10890 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
10891 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
10892 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
10893 (split for DF load from memory into register): Also handle
10894 MEMs which consist of REG+DISP addressing.
10895 (split for DF store from register to memory): Likewise.
10896 (movsf_ie): Always use single fp_mode.
10897 * config/sh/sh.c (sh_override_options): Do not automatically
10898 enable TARGET_MOVD for the SH2A when supporting doubles - leave
10899 that to the -mfmovd command line switch.
10900 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
10901 (fldi_ok): Always allow.
10902 * config/sh/sh.opt (mfmovd): Remove this switch.
10903 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
10905 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
10906 Kaz Kojima <kkojima@gcc.gnu.org>
10908 PR rtl-optimization/30807
10909 * postreload.c (reload_combine): For every new use of REG_SUM,
10910 record the use of BASE.
10912 2009-07-06 Jan Hubicka <jh@suse.cz>
10914 * params.def: Revert my accidental commit at 2009-06-30.
10916 2009-07-04 Ian Lance Taylor <iant@google.com>
10919 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
10921 (mingw_format_attribute_overrides): Likewise.
10923 2009-07-04 Jakub Jelinek <jakub@redhat.com>
10926 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
10927 don't check cfa.reg. Instead of cfa.indirect use
10928 fde && fde->drap_reg != INVALID_REGNUM test.
10930 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
10932 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
10934 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
10937 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
10939 2009-07-03 Richard Guenther <rguenther@suse.de>
10941 PR tree-optimization/40640
10942 * tree-switch-conversion.c (build_arrays): Perform arithmetic
10945 2009-07-03 Jan Hubicka <jh@suse.cz>
10947 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
10948 for size, reduce amount of inlining.
10950 2009-07-03 Richard Guenther <rguenther@suse.de>
10952 PR middle-end/34163
10953 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
10954 if t +- x is known to not overflow and the conversion widens the
10956 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
10958 2009-07-03 Jan Hubicka <jh@suse.cz>
10960 * ipa-pure-const.c (analyze): Update loop optimizer init.
10961 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
10962 try_remove_empty_loop, remove_empty_loops): Remove.
10963 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
10964 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
10965 to mark regular loops as neccesary.
10966 (degenerate_phi_p): New function.
10967 (propagate_necessity, remove_dead_phis): Use it.
10968 (forward_edge_to_pdom): Likewise.
10969 (eliminate_unnecessary_stmts): Take care to remove uses of results of
10970 virtual PHI nodes that became unreachable.
10971 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
10972 * tree-flow.h (remove_empty_loops): Remove.
10973 * passes.c (init_optimization_passes): Remove.
10975 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
10977 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
10978 can_create_pseudo_p.
10979 (*fix_trunc<mode>_i387_1): Ditto.
10980 (*floathi<mode>2_1): Ditto.
10981 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
10982 (*fistdi2_1): Ditto.
10983 (*fist<mode>2_1): Ditto.
10984 (frndintxf2_floor): Ditto.
10985 (*fist<mode>2_floor_1): Ditto.
10986 (frndintxf2_ceil): Ditto.
10987 (*fist<mode>2_ceil_1): Ditto.
10988 (frndintxf2_trunc): Ditto.
10989 (frndintxf2_mask_pm): Ditto.
10990 (fxam<mode>2_i387_with_temp): Ditto.
10991 * config/i386/sse.md (mulv16qi3): Ditto.
10992 (*sse2_mulv4si3): Ditto.
10994 (sse4_2_pcmpestr): Ditto.
10995 (sse4_2_pcmpistr): Ditto.
10997 2009-07-03 Jan Hubicka <jh@suse.cz>
10999 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11000 (mark_stmt_necessary): Set it.
11001 (mark_operand_necessary): Set it.
11002 (mark_control_dependent_edges_necessary): Set it.
11003 (mark_virtual_phi_result_for_renaming): New function.
11004 (get_live_post_dom): New function.
11005 (forward_edge_to_pdom): New function.
11006 (remove_dead_stmt): Fix handling of control dependences.
11007 (tree_dce_init): Init new bitmap.
11008 (tree_dce_done): Free it.
11010 2009-07-02 Richard Guenther <rguenther@suse.de>
11013 * tree-ssa-structalias.c (new_var_info): Initialize
11016 2009-07-02 Jan Hubicka <jh@suse.cz>
11018 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11021 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11023 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11024 instead of recomputing it. Adjust calls.
11025 (emit_store_flag): Adjust recursive calls.
11027 2009-07-02 Richard Guenther <rguenther@suse.de>
11029 * tree-ssa-live.c (remove_unused_locals): Do not remove
11031 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11032 of DECL_EXTERNAL for HEAP variables.
11033 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11034 HEAP variables. Do not adjust RESTRICT vars.
11035 (find_what_var_points_to): Nobody cares if something
11036 points to READONLY.
11038 2009-07-02 Ben Elliston <bje@au.ibm.com>
11040 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11041 pc_low and pc_high declarations to the top of the function.
11043 2009-07-01 DJ Delorie <dj@redhat.com>
11045 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11046 registers as fixed.
11047 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11048 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11049 unspecified accesses to control registers.
11050 * config/mep/intrinsics.md: Regenerate.
11051 * config/mep/intrinsics.h: Regenerate.
11052 * config/mep/mep-intrin.h: Regenerate.
11054 2009-07-01 Anthony Green <green@moxielogic.com>
11056 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11057 instruction when possible.
11058 (moxie_expand_prologue): Ditto. Also, save an instruction and
11059 some complexity by popping off of $r12 instead of $sp.
11060 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11063 2009-07-01 Richard Henderson <rth@redhat.com>
11066 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11067 contained no insns, reposition note before last insn.
11069 2009-07-01 Richard Henderson <rth@redhat.com>
11072 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11073 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11075 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11078 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11079 darwin9 for printing reg addresses with %y.
11081 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11083 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11084 truncation from operands in binary operations.
11086 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11089 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11090 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11091 subreg of op0 to the original op0.
11093 * expmed.c (store_bit_field_1): Use a temporary as the destination
11094 instead of a paradoxical subreg when we need to truncate the result.
11096 2009-07-01 DJ Delorie <dj@redhat.com>
11098 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11099 names to VLIW variants.
11100 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11101 * config/mep/intrinsics.md: Regenerate.
11102 * config/mep/intrinsics.h: Regenerate.
11103 * config/mep/mep-intrin.h: Regenerate.
11105 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11108 * jump.c (returnjump_p): Revert last patch.
11109 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11111 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11114 * pa.md (casesi32p): Use jump table label to determine the offset
11116 (casesi64p): Likewise.
11118 * pa.c (forward_branch_p): Return bool type. Use instruction
11119 addresses when available. Assert that INSN has a jump label.
11120 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11123 2009-07-01 Richard Guenther <rguenther@suse.de>
11125 PR tree-optimization/19831
11126 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11127 that only act as barriers do not make any previous stores necessary.
11128 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11129 HEAP variables global, do not add a constraint from nonlocal.
11130 (find_func_aliases): Handle escapes through return statements.
11131 (compute_points_to_sets): Make escaped HEAP variables global.
11133 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11136 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11137 after reducing a DImode cstore to SImode.
11139 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11141 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11142 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11144 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11146 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11147 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11149 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11150 and umod_optab if TARGET_BSD_DIVMOD.
11151 * config/vax/lib1funcs.asm: New file.
11152 * config/vax/t-linux: New file.
11153 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11155 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11158 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11159 to type arguments that have void type.
11162 * dwarf2out.c (gen_formal_parameter_die): Call
11163 equate_decl_number_to_die if node is different from origin.
11165 2009-06-30 Anthony Green <green@moxielogic.com>
11167 Clean up moxie port for --enable-build-with-cxx.
11168 * config/moxie/moxie.c (moxie_function_value): First two
11169 parameters are const_tree, not tree.
11170 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11171 (REG_CLASS_NAMES): Ditto.
11172 (REGNO_REG_CLASS): Ditto.
11173 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11174 (moxie_function_value): Fix constyness of arguments.
11176 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11178 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11179 finalize_size_functions before further processing.
11180 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11181 (variable_size): Call self_referential_size on size expressions
11182 that contain a PLACEHOLDER_EXPR.
11183 (size_functions): New static variable.
11184 (copy_self_referential_tree_r): New static function.
11185 (self_referential_size): Likewise.
11186 (finalize_size_functions): New global function.
11187 * tree.c: Include tree-inline.h.
11188 (push_without_duplicates): New static function.
11189 (find_placeholder_in_expr): New global function.
11190 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11192 <tcc_expression>: Likewise.
11193 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11194 the call in the expression.
11195 * tree.h (finalize_size_functions): Declare.
11196 (find_placeholder_in_expr): Likewise.
11197 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11198 (substitute_placeholder_in_expr): Update comment.
11199 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11201 (copy_tree_body_r): Likewise.
11202 (copy_tree_body): New static function.
11203 (maybe_inline_call_in_expr): New global function.
11204 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11205 (maybe_inline_call_in_expr): Declare.
11206 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11207 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11210 2009-06-30 Richard Guenther <rguenther@suse.de>
11212 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11214 (propagate_necessity): Do not mark reaching defs of stores
11217 2009-06-30 Jan Hubicka <jh@suse.cz>
11219 * cfgloopanal.c (check_irred): Move into ...
11220 (mark_irreducible_loops): ... here; return true if ireducible
11222 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11223 (analyze_function): Try to prove loop finiteness.
11224 * cfgloop.h (mark_irreducible_loops): Update prototype.
11225 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11227 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11229 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11231 2009-06-30 Ira Rosen <irar@il.ibm.com>
11233 PR tree-optimization/40542
11234 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11237 2009-06-30 Martin Jambor <mjambor@suse.cz>
11239 PR tree-optimization/40582
11240 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11241 than useless_type_conversion_p.
11242 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11245 2009-06-30 Martin Jambor <mjambor@suse.cz>
11247 PR middle-end/40554
11248 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11250 2009-06-30 Richard Guenther <rguenther@suse.de>
11252 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11253 use ao_ref references.
11254 (walk_aliased_vdefs): Likewise.
11255 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11256 * tree-ssa-dce.c (struct ref_data): Remove.
11257 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11258 (mark_aliased_reaching_defs_necessary): Adjust.
11259 (mark_all_reaching_defs_necessary_1): Likewise.
11261 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11264 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11265 (emit_store_flag_1): Extract from emit_store_flag, adjust
11266 calls to (what now is) emit_cstore.
11267 (emit_store_flag): Call emit_store_flag_1 and also use it
11268 for what used to be recursive calls.
11270 2009-06-30 Wei Guozhi <carrot@google.com>
11273 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11274 if the target bb post dominates from bb.
11275 * config/i386/i386.c (memory_address_length): Check existence of base
11276 register before using it.
11278 2009-06-30 Nick Clifton <nickc@redhat.com>
11279 DJ Delorie <dj@redhat.com>
11281 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11282 __FMOVD_ENABLED__ is defined.
11284 (TARGET_FMOVD): Provide a default definition.
11285 (MASK_FMOVD): Likewise.
11286 (TARGET_CPU_CPP_BUILTINS): Define
11287 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11288 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11289 two fmov instructions depending upon whether TARGET_FMOVD is
11291 (split for DF load from memory into register): Also handle
11292 MEMs which consist of REG+DISP addressing.
11293 (split for DF store from register to memory): Likewise.
11294 * config/sh/sh.opt (mfmovd): Remove this switch.
11295 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11296 * config/sh/sh.c (sh_override_options): Do not automatically
11297 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11298 that to the -mfmovd command line switch.
11300 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11302 (fldi_ok): Always allow.
11303 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11305 2009-06-29 DJ Delorie <dj@redhat.com>
11307 * doc/install.texi (mep-x-elf): Correct chip's full name.
11309 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11311 * doc/extend.texi: Fix typo.
11313 2009-06-29 Tom Tromey <tromey@redhat.com>
11315 * dwarf2.h: Remove.
11316 * Makefile.in (DWARF2_H): New variable.
11317 (except.o): Use it.
11318 (dwarf2out.o): Likewise.
11319 (dwarf2asm.o): Likewise.
11320 * config/i386/t-i386: Use DWARF2_H.
11321 * except.c: Include elf/dwarf2.h.
11322 * unwind-dw2.c: Include elf/dwarf2.h.
11323 * dwarf2out.c: Include elf/dwarf2.h.
11324 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11325 <dtprel>: New field.
11326 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11327 (size_of_loc_descr): Likewise.
11328 (output_loc_operands_raw): Likewise.
11329 (output_loc_operands): Handle new dtprel field.
11330 (loc_checksum): Update.
11331 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11332 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11333 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11334 * dwarf2asm.c: Include elf/dwarf2.h.
11335 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11336 * config/mmix/mmix.c: Include elf/dwarf2.h.
11337 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11338 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11339 * config/sh/sh.c: Include elf/dwarf2.h.
11340 * config/i386/i386.c: Include elf/dwarf2.h.
11342 2009-06-29 DJ Delorie <dj@redhat.com>
11344 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11346 * doc/extend.texi: Add MeP attributes and pragmas.
11347 * doc/invoke.text: Add MeP Options.
11348 * doc/contrib.texi: Add MeP contribution.
11349 * doc/md.texi: Add MeP constraints.
11350 * doc/install.texi: Add MeP target.
11352 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11354 * target.h (struct gcc_target): Add frame_pointer_required field.
11355 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11356 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11357 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11359 * reload1.c (update_eliminables): (Ditto.).
11360 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11361 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11362 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11364 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11366 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11367 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11368 (arm_frame_pointer_required): New function.
11370 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11371 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11372 (avr_frame_pointer_required_p): Declare as static.
11373 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11375 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11376 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11377 (bfin_frame_pointer_required): Make as static, change return type
11379 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11381 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11382 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11383 (cris_frame_pointer_required): New function.
11385 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11387 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11388 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11389 (fr30_frame_pointer_required): New function.
11391 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11392 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11393 (frv_frame_pointer_required): Make as static, change return type
11395 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11397 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11398 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11399 (ix86_frame_pointer_required): Make as static, change return type to
11401 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11403 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11404 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11406 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11408 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11410 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11412 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11413 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11414 (mips_frame_pointer_required): Make as static.
11415 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11417 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11418 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11419 (mmix_frame_pointer_required): Mew function.
11421 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11422 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11424 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11426 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11428 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11430 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11431 (CAN_ELIMINATE): Redefine.
11432 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11433 (sparc_frame_pointer_required): New function.
11434 (sparc_can_eliminate): New function.
11435 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11437 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11438 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11440 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11441 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11442 (xtensa_frame_pointer_required): Make as static, change return type
11444 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11447 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11449 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11450 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11451 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11452 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11453 (register_callback): Handle PLUGIN_START_UNIT.
11454 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11456 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11458 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11460 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11461 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11463 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11465 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11468 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11470 * doc/extend.texi (Additional Floating Types): __float128 is also
11471 supported on i386 targets.
11473 2009-06-29 Richard Guenther <rguenther@suse.de>
11475 PR middle-end/14187
11476 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11478 (pt_solutions_same_restrict_base): Declare.
11479 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11481 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11482 (make_constraint_from, make_copy_constraint): Move earlier.
11483 (make_constraint_from_heapvar): New function.
11484 (make_constraint_from_restrict): Likewise.
11485 (handle_lhs_call): Use it.
11486 (find_func_aliases): Use it to track conversions to restrict
11487 qualified pointers.
11488 (struct fieldoff): Add only_restrict_pointers flag.
11489 (push_fields_onto_fieldstack): Initialize it.
11490 (create_variable_info_for): Track global restrict qualified pointers.
11491 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11492 Track restrict qualified pointer arguments.
11493 (set_uids_in_ptset): Use varinfo is_global_var flag.
11494 (find_what_var_points_to): Set the vars_contains_restrict flag.
11495 Always create the points-to solution for sets including restrict tags.
11496 (pt_solutions_same_restrict_base): New function.
11497 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11498 qualified pointers use pt_solutions_same_restrict_base as
11499 additional source for disambiguation.
11501 2009-06-29 Richard Guenther <rguenther@suse.de>
11503 PR middle-end/38212
11504 * alias.c (find_base_decl): Remove.
11505 (get_deref_alias_set_1): Remove restrict handling.
11506 * c-common.c (c_apply_type_quals_to_decl): Do not set
11507 DECL_POINTER_ALIAS_SET.
11508 * gimplify.c (find_single_pointer_decl_1): Remove.
11509 (find_single_pointer_decl): Likewise.
11510 (internal_get_tmp_var): Remove restrict handling.
11511 (gimple_regimplify_operands): Likewise.
11512 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11513 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11514 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11515 * tree.c (restrict_base_for_decl): Remove.
11516 (init_ttree): Do not allocate it.
11517 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11518 LABEL_DECL_UID for label decls.
11519 (copy_node_stat): Do not copy restrict information.
11520 (decl_restrict_base_lookup): Remove.
11521 (decl_restrict_base_insert): Likewise.
11522 (print_restrict_base_statistics): Likewise.
11523 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11524 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11525 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11526 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11527 (LABEL_DECL_UID): Adjust.
11528 (DECL_BASED_ON_RESTRICT_P): Remove.
11529 (DECL_GET_RESTRICT_BASE): Likewise.
11530 (SET_DECL_RESTRICT_BASE): Likewise.
11531 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11533 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11534 instead of DECL_POINTER_ALIAS_SET.
11535 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11536 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11537 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11539 2009-06-29 Richard Guenther <rguenther@suse.de>
11541 PR tree-optimization/40579
11542 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11543 the IL to simplify has constants that overflowed.
11545 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11547 PR tree-optimization/40550
11548 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11549 vector_compute_type only when the size of vector_compute_type is
11550 less than the size of type.
11552 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11554 * fold-const.c (contains_label_1): Fix comments.
11555 (contains_label_p): Do not walk trees multiple time.
11557 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11559 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11560 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11561 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11562 ix86_fp_comparison_operator.
11563 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11564 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11565 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11566 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11567 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11568 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11569 (related splits): Change predicate to ix86_fp_comparison_operator.
11570 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11571 instead of ix86_fp_comparison_codes.
11572 (ix86_trivial_fp_comparison_operator,
11573 ix86_fp_comparison_operator): New.
11574 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11575 (ix86_expand_compare): Eliminate last two parameters.
11576 (ix86_fp_jump_nontrivial_p): Kill.
11577 * config/i386/i386.c (put_condition_code): Eliminate call to
11578 ix86_fp_comparison_codes and subsequent assertion.
11579 (ix86_fp_comparison_codes): Eliminate.
11580 (ix86_fp_swap_condition): New.
11581 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11582 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11583 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11584 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11585 and ix86_fp_swap_condition.
11586 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11587 Use ix86_fp_comparison_strategy.
11588 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11589 (ix86_fp_jump_nontrivial_p): Eliminate.
11590 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11591 call to ix86_expand_compare.
11592 (ix86_split_fp_branch, ix86_expand_setcc,
11593 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11594 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11596 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11598 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11599 related to jump_clobbers.
11600 * config/arm/arm.md (conds): Remove jump_clob case.
11601 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11602 splits): Change comparison_operator to arm_comparison_operator.
11603 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11606 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11608 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11609 condition for floating point modes.
11610 * expmed.c (emit_store_flag_1): Move here a bigger part
11611 of emit_store_flag.
11612 (emit_store_flag): Try swapping the condition for floating point
11614 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11616 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11618 * expr.c (expand_expr_real_1): Just use do_store_flag.
11619 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11620 emit_store_flag_force.
11621 * expmed.c (emit_store_flag_force): Copy here trick
11622 previously in expand_expr_real_1. Try reversing the comparison.
11623 (emit_store_flag_1): Work if target is NULL.
11624 (emit_store_flag): Work if target is NULL, using the result mode
11625 from the comparison. Use split_comparison, restructure final part
11626 to simplify conditionals.
11628 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11630 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11631 * dojump.c (do_jump): Change handling of floating-point
11632 ops to use just do_compare_and_jump.
11633 (split_comparison): New.
11634 (do_compare_rtx_and_jump): Add here logic coming previously
11635 in do_jump, using split_comparison.
11637 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11640 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11642 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11644 * tree-ssa-alias.c: Fix unintentional commit.
11646 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11648 * passes.c (execute_one_pass): Fix unintentional commit.
11650 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11652 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11653 (df_rd_local_compute, df_md_local_compute): Inline them.
11655 (df_md_scratch): New.
11656 (df_md_alloc, df_md_free): Allocate/free it.
11657 (df_md_local_compute): Only include live registers in init.
11658 (df_md_transfer_function): Prune the in-set computed by
11659 the confluence function, and the gen-set too.
11661 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11663 PR rtl-optimization/26854
11664 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11665 * df-problems.c (df_rd_add_problem): Fix comment.
11666 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11667 df_md_simulate_artificial_defs_at_top,
11668 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11669 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11670 df_md_transfer_function, df_md_init, df_md_confluence_0,
11671 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11672 problem_MD, df_md_add_problem): New.
11673 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11674 df_md_get_bb_info): New.
11675 (DF_LAST_PROBLEM_PLUS1): Adjust.
11677 * Makefile.in (fwprop.o): Include domwalk.h.
11678 * fwprop.c: Include domwalk.h.
11679 (reg_defs, reg_defs_stack): New.
11680 (bitmap_only_bit_between): Remove.
11681 (process_defs): New.
11682 (process_uses): Use reg_defs and local_md instead of
11683 bitmap_only_bit_between and local_rd.
11684 (single_def_use_enter_block): New, from build_single_def_use_links.
11685 (single_def_use_leave_block): New.
11686 (build_single_def_use_links): Remove code moved to
11687 single_def_use_enter_block, invoke domwalk.
11688 (use_killed_between): Adjust comment.
11690 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11692 * bitmap.h (bitmap_ior_and_into): New.
11693 * bitmap.c (bitmap_ior_and_into): New.
11695 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11697 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11698 before_dom_children_before_stmts and after_dom_children_after_stmts.
11699 Rename the two remaining callbacks to just before_dom_children and
11700 after_dom_children. Remove other GIMPLE statement walking bits.
11701 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11702 * graphite.c: Do not include domwalk.h.
11703 * tree-into-ssa.c (interesting_blocks): New global.
11704 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11705 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11706 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11707 now that they're not domwalk callbacks.
11708 (rewrite_initialize_block): Rename to...
11709 (rewrite_enter_block): ... this, place after called functions. Test
11710 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11711 (rewrite_finalize_block): Rename to...
11712 (rewrite_leave_block): ... this, place after called functions.
11713 (rewrite_update_init_block): Rename to...
11714 (rewrite_update_enter_block): ... this, place after called functions.
11715 Test interesting_blocks, call rewrite_update_stmt and
11716 rewrite_update_phi_arguments.
11717 (rewrite_update_fini_block): Rename to...
11718 (rewrite_leave_block): ... this, place after called functions.
11719 (rewrite_blocks): Remove last argument, simplify initialization of
11721 (mark_def_sites_initialize_block): Rename to...
11722 (mark_def_sites_block): ... this, call mark_def_sites.
11723 (mark_def_sites_blocks): Remove argument, simplify initialization of
11725 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
11726 (update_ssa): Likewise.
11727 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
11729 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
11730 (dom_opt_initialize_block): Rename to...
11731 (dom_opt_enter_block): ... this, place after called functions. Walk
11732 statements here, inline propagate_to_outgoing_edges.
11733 (dom_opt_finalize_block): Rename to...
11734 (dom_opt_leave_block): ... this, place after called functions.
11735 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
11737 (dse_enter_block, dse_record_phi): New.
11738 (dse_record_phis): Delete.
11739 (dse_finalize_block): Rename to...
11740 (dse_leave_block): ... this.
11741 (tree_ssa_dse): Simplify initialization of walk_data.
11742 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
11743 Adjust initialization of walk_data.
11744 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
11745 * tree-ssa-loop-phiopt.c (get_non_trapping):
11746 Adjust initialization of walk_data.
11747 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
11748 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
11749 it's not a domwalk callback.
11750 (uncprop_initialize_block): Rename to...
11751 (dse_enter_block): ... this, call uncprop_into_successor_phis.
11752 (dse_finalize_block): Rename to...
11753 (dse_leave_block): ... this.
11754 (tree_ssa_uncprop): Simplify initialization of walk_data.
11755 * Makefile.in: Adjust dependencies.
11757 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
11759 * arm.md (casesi): Fix test for Thumb1.
11760 (thumb1_casesi_internal_pic): Likewise.
11761 (thumb1_casesi_dispatch): Likewise.
11763 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
11765 * config/arm/arm-cores.def: Added core cortex-m0.
11766 * config/arm/arm-tune.md: Regenerated.
11767 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
11769 2009-06-26 DJ Delorie <dj@redhat.com>
11771 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
11773 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
11774 the scheduler doesn't tag jump insns.
11776 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
11778 * c-decl.c (merge_decls): Re-indent.
11780 2009-06-26 Janis Johnson <janis187@us.ibm.com>
11783 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
11784 Special-case decimal float constants.
11786 2009-06-26 Richard Henderson <rth@redhat.com>
11788 * function.h (struct function): Add cannot_be_copied_reason,
11789 and cannot_be_copied_set.
11790 * tree-inline.c (has_label_address_in_static_1): Rename from
11791 inline_forbidden_p_2; don't set inline_forbidden_reason here.
11792 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
11793 don't set inline_forbidden_reason.
11794 (copy_forbidden): New function, split out of inline_forbidden_p.
11795 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
11796 (inline_forbidden_p): Use copy_forbidden.
11797 (tree_versionable_function_p): Likewise.
11798 (inlinable_function_p): Merge into tree_inlinable_function_p.
11799 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
11800 * ipa-cp.c (ipcp_versionable_function_p): New function.
11801 (ipcp_cloning_candidate_p): Use it.
11802 (ipcp_node_modifiable_p): Likewise.
11804 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
11806 * builtins.c (expand_builtin_alloca): Handle builtin alloca
11807 that is marked not to be inlined. Remove flag_mudflap use.
11808 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
11809 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
11811 2009-06-26 Steve Ellcey <sje@cup.hp.com>
11814 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
11815 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
11817 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
11819 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
11821 (__mingwthr_remove_key_dtor): Likewise.
11823 2009-06-26 Richard Guenther <rguenther@suse.de>
11825 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
11827 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
11829 PR middle-end/40525
11830 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
11831 try the non-cond_exec path also.
11833 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11836 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
11837 (output_cbranch): Use new functions.
11838 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
11841 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
11842 Pat Haugen <pthaugen@us.ibm.com>
11843 Revital Eres <ERES@il.ibm.com>
11845 * config/rs6000/rs6000.c (print_operand): Correct lossage message
11846 for %c error. Add %x support to print VSX registers as a unified
11847 register set, instead of separate float and altivec registers.
11848 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
11849 %y case, and add support for VSX pre-modify addresses.
11850 (output_toc): Add assert for CONST containing an integer constant
11852 (rs6000_adjust_cost): Add POWER7 support.
11853 (insn_must_be_first_in_group): Ditto.
11854 (insn_must_be_last_in_group): Ditto.
11855 (rs6000_emit_popcount): Ditto.
11856 (rs6000_vector_mode_supported_p): Ditto.
11858 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
11859 Change some of the functions called by macros to being called
11860 through a pointer, so debug functions can be inserted if
11861 -mdebug=addr or -mdebug=cost.
11862 (rs6000_preferred_reload_class_ptr): Ditto.
11863 (rs6000_secondary_reload_class_ptr): Ditto.
11864 (rs6000_secondary_memory_needed_ptr): Ditto.
11865 (rs6000_cannot_change_mode_class_ptr): Ditto.
11866 (rs6000_secondary_reload_inner): Ditto.
11867 (rs6000_legitimize_reload_address): Ditto.
11868 (rs6000_legitimize_reload_address_ptr): Ditto.
11869 (rs6000_mode_dependent_address): Ditto.
11870 (rs6000_mode_dependent_address_ptr): Ditto.
11872 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
11873 function to return true if the mode allows reg + integer
11875 (virtual_stack_registers_memory_p): New function to return true if
11876 the address refers to a virtual stack register.
11877 (rs6000_legitimate_offset_address_p): Move code to say whether a
11878 mode supports reg+int addressing to reg_offset_addressing_ok_p and
11880 (rs6000_legitimate_address_p): Add checks for modes that only can
11881 do reg+reg addressing. Start adding VSX support.
11882 (rs6000_legitimize_reload_address): Ditto.
11883 (rs6000_legitimize_address): Ditto.
11884 (rs6000_debug_legitimate_address_p): New debug functions for
11885 -mdebug=addr and -mdebug=cost.
11886 (rs6000_debug_rtx_costs): Ditto.
11887 (rs6000_debug_address_costs): Ditto.
11888 (rs6000_debug_adjust_cost): Ditto.
11889 (rs6000_debug_legitimize_address): Ditto.
11890 (rs6000_legitimize_reload_address_ptr): Point to call normal
11891 function or debug function. Make functions called via pointer
11893 (rs6000_mode_dependent_address_ptr): Ditto.
11894 (rs6000_secondary_reload_class_ptr): Ditto.
11895 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
11896 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
11897 into a friendlier error.
11898 (rs6000_init_builtins): Add initial VSX support.
11899 (rs6000_adjust_cost): Fix some spacing issues.
11901 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
11902 (REG_CLASS_NAMES): Ditto.
11903 (REG_CLASS_CONTENTS): Ditto.
11904 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
11905 pointer, to add -mdebug=addr support.
11906 (CANNOT_CHANGE_MODE_CLASS): Ditto.
11907 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
11908 -mdebug=addr support.
11909 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
11910 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
11911 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
11913 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
11915 (bswapsi*): Set attribute types for load/store. Add combiner
11916 patterns to eliminate zero extend on 64-bit.
11917 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
11918 stdbrx if the hardware supports those instructions.
11920 2009-06-25 Ian Lance Taylor <iant@google.com>
11922 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
11923 (Link Options): Document -static-libstdc++.
11925 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11928 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
11929 DATA_ALIGNMENT instead.
11931 2009-06-25 Richard Guenther <rguenther@suse.de>
11933 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
11934 indirect references against the callused/escaped solutions.
11935 (call_may_clobber_ref_p_1): Likewise.
11937 2009-06-25 Martin Jambor <mjambor@suse.cz>
11939 PR tree-optimization/40493
11940 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
11941 (enum unscalarized_data_handling): New type.
11942 (handle_unscalarized_data_in_subtree): Return what has been done.
11943 (load_assign_lhs_subreplacements): Handle left flushes differently.
11944 (sra_modify_assign): Use unscalarized_data_handling, simplified
11945 condition determining whether to remove the statement.
11947 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
11949 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
11950 excerpt - @ should be doubled for texinfo.
11952 2009-06-24 Ian Lance Taylor <iant@google.com>
11954 * config/arc/arc.c: Include "df.h".
11955 (arc_attribute_table): Make static. Move higher in file.
11956 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
11957 (output_shift): Initialize n later to avoid warning.
11958 * config/arm/arm.c (arm_attribute_table): Make static. Move
11960 * config/avr/avr.c (avr_attribute_table): Make static. Move
11962 (reg_class_tab): Change array type from int to enum reg_class.
11963 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
11965 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
11966 (lshrhi3_out): Likewise.
11967 (class_likely_spilled_p): Change return type to bool.
11968 (avr_rtx_costs): Use local code variable with enum type.
11969 * config/avr/avr.md (movmemhi): Use add_reg_note.
11970 (andhi3, andsi3): Don't use AS2 with "and".
11971 (iorhi3, iorsi3): Don't use AS2 with "or".
11972 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
11973 * config/crx/crx.c: Include "df.h".
11974 (crx_attribute_table): Make static.
11975 * config/m32r/m32r.c: Include "df.h".
11976 (m32r_attribute_table): Make static. Move higher in file.
11977 (pop): Use add_reg_note.
11978 (block_move_call): Change 0 to LCT_NORMAL in function call.
11979 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
11980 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
11981 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
11982 declare, not just when TREE_CODE is defined.
11983 * config/m68hc11/m68hc11.c: Include "expr.h".
11984 (m68hc11_attribute_table): Make static. Move higher in file.
11985 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
11987 (m68hc11_register_indirect_p): Likewise.
11988 (m68hc11_function_arg_padding): Change return type to enum
11990 (emit_move_after_reload): Use add_reg_note.
11991 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
11992 (m68hc11_split_logical): Likewise.
11993 (m68hc11_rtx_costs): Add local code_and outer_code variables with
11995 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
11996 to VOIDmode in function call.
11997 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
11999 (m68hc11_split_logical): Update declaration.
12000 (m68hc11_function_arg_padding): Update declaration.
12001 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12002 to array of enum reg_class.
12003 (mcore_attribute_table): Make static. Move higher in file.
12004 (mcore_rtx_costs): Add cast to enum type.
12005 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12006 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12007 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12009 * config/sh/predicates.md (trapping_target_operand): Rename and to
12011 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12013 * config/spu/spu.c (spu_attribute_table): Make static. Move
12015 * config/v850/v850.c (v850_attribute_table): Make static. Move
12017 (v850_rtx_costs): Use local code with enum type.
12018 (expand_epilogue): Add cast.
12019 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12021 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12024 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12025 -m2a-single-only and -m2a-nofpu.
12026 * config/sh/sh.opt: Document m2a generates FPU code.
12028 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12030 * defaults.h (CAN_ELIMINATE): Provide default.
12031 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12032 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12033 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12034 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12035 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12036 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12037 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12038 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12039 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12040 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12042 2009-06-24 DJ Delorie <dj@redhat.com>
12044 * mep-ext-cop.cpu: Fix copyright notice.
12045 * mep-default: Fix copyright notice.
12046 * mep-core: Fix copyright notice.
12047 * mep: Fix copyright notice.
12048 * mep-ivc2: Fix copyright notice.
12049 * mep-c5: Fix copyright notice.
12051 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12053 * doc/contrib.texi (Contributors):
12055 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12057 PR middle-end/40501
12058 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12059 src and dst operands if necessary.
12061 2009-06-23 DJ Delorie <dj@redhat.com>
12064 * config.gcc: Add mep support.
12065 * recog.c: Resurrect validate_replace_rtx_subexp().
12066 * recog.h: Likewise.
12067 * config/mep/: Add new port:
12068 * config/mep/constraints.md: New file.
12069 * config/mep/default.h: New file.
12070 * config/mep/intrinsics.h: New file.
12071 * config/mep/intrinsics.md: New file.
12072 * config/mep/ivc2-template.h: New file.
12073 * config/mep/mep-c5.cpu: New file.
12074 * config/mep/mep-core.cpu: New file.
12075 * config/mep/mep-default.cpu: New file.
12076 * config/mep/mep-ext-cop.cpu: New file.
12077 * config/mep/mep-intrin.h: New file.
12078 * config/mep/mep-ivc2.cpu: New file.
12079 * config/mep/mep-lib1.asm: New file.
12080 * config/mep/mep-lib2.c: New file.
12081 * config/mep/mep-pragma.c: New file.
12082 * config/mep/mep-protos.h: New file.
12083 * config/mep/mep-tramp.c: New file.
12084 * config/mep/mep.c: New file.
12085 * config/mep/mep.cpu: New file.
12086 * config/mep/mep.h: New file.
12087 * config/mep/mep.md: New file.
12088 * config/mep/mep.opt: New file.
12089 * config/mep/predicates.md: New file.
12090 * config/mep/t-mep: New file.
12092 2009-06-23 Ian Lance Taylor <iant@google.com>
12094 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12095 from loose_warn into c_loose_warn and from strict_warn into
12096 c_strict_warn. Set and substitute warn_cxxflags. Check for
12097 --enable-build-with-cxx. Set and substitute
12098 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12099 * Makefile.in (CXXFLAGS): New variable.
12100 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12101 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12102 the default is the same as $(STRICT_WARN).
12103 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12104 (CXX): New variable.
12105 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12106 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12107 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12108 (HOST_LIBS): New variable.
12109 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12110 (ALL_CXXFLAGS): New variable.
12111 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12112 * doc/install.texi (Configuration): Document
12113 --enable-build-with-cxx, --with-stage1-ldflags,
12114 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12115 * configure: Rebuild.
12117 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12119 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12120 from previous commit.
12122 2009-06-23 Ian Lance Taylor <iant@google.com>
12124 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12126 2009-06-23 Ian Lance Taylor <iant@google.com>
12128 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12129 with ATTRIBUTE_UNUSED.
12131 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12132 Pat Haugen <pthaugen@us.ibm.com>
12133 Revital Eres <eres@il.ibm.com>
12135 * config.in (HAVE_AS_POPCNTD): Add default definition.
12136 (HAVE_AS_LWSYNC): Ditto.
12138 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12140 (gcc_cv_as_powerpc_cmpb): Ditto.
12141 (gcc_cv_as_powerpc_dfp): Ditto.
12142 (gcc_cv_as_powerpc_vsx): Ditto.
12143 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12144 supporting the popcntd/lwsync instructions.
12145 (gcc_cv_as_powerpc_lwsync): Ditto.
12146 * configure: Regenerate.
12148 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12149 -mcpu=native and -mcpu=power7.
12150 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12152 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12153 a variable instead of a mask to reduce the number of mask bits.
12154 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12155 (-mbit-word): Ditto.
12156 (-mregnames): Ditto.
12157 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12158 (-mfused-madd): Ditto.
12160 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12162 (-mvsx): New switch for VSX instructions.
12163 (-misel): Move from a variable to a mask to allow it to be set by
12166 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12167 function declaration to an array declaration.
12168 (rs6000_hard_regno_nregs): New external array declaration.
12170 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12171 files included by rs6000.md.
12173 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12174 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12176 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12178 (rs6000_debug_reg): New -mdebug= variables.
12179 (rs6000_debug_addr): Ditto.
12180 (rs6000_debug_cost): Ditto.
12181 (rs6000_pmode): New variable to hold Pmode.
12182 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12183 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12184 calculated at compiler start.
12185 (rs6000_hard_regno_nregs): Change function to an array which holds
12186 HARD_REGNO_NREGS calculated at compiler start.
12187 (rs6000_explicit_options): Delete isel field.
12188 (rs6000_vector_unit): New array to hold which vector unit
12189 supports arithmetic options for a given type.
12190 (rs6000_vector_mem): New array to hold which vector unit supports
12191 memory reference operations for a given type.
12192 (rs6000_vector_align): New array to given the alignment of each
12194 (power7_cost): New basic costs for power7.
12195 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12196 (rs6000_hard_regno_nregs_internal): New function, moved from
12197 HARD_REGNO_NREGS, to calculate the number of registers each hard
12198 register takes for each type.
12199 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12200 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12201 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12202 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12203 unit information here so it is calculated once at compiler startup
12205 (rs6000_override_options): Make -misel a target mask. Add more
12206 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12207 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12209 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12210 (rs6000_handle_option): Move -misel from variable to target mask.
12211 (rs6000_builtin_mask_for_load): Add VSX support.
12212 (rs6000_conditional_register_usage): Ditto.
12213 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12214 (function_arg_boundary): Ditto.
12215 (rs6000_expand_builtin): Ditto.
12216 (def_builtin): Make abort message a little friendlier.
12217 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12219 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12220 assembler support the popcntd instruction instead of a vsx
12221 instruction to enable power7 support.
12222 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12223 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12224 option to the assembler if -mcpu=native.
12225 (ASM_CPU_NATIVE_SPEC): Ditto.
12226 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12228 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12229 the lwsync instruction.
12230 (enum processor_type): Add PROCESSOR_POWER7.
12231 (rs6000_debug_reg): New -mdebug= options.
12232 (rs6000_debug_addr): Ditto.
12233 (rs6000_debug_cost): Ditto.
12234 (rs6000_isel): Delete.
12235 (enum rs6000_vector): New enum to say what vector unit we have.
12236 (VECTOR_UNIT_*): New macros to say which vector unit has
12237 arithmetic operations for a given type.
12238 (VECTOR_MEM_*): New macros to say which vector unit has memory
12239 operations for a given type.
12240 (TARGET_LDBRX): Whether the machine supports the ldbrx
12242 (TARGET_ISEL): Delete, -misel moved to be a mask.
12243 (TARGET_ISEL64): New macro for 64-bit isel support.
12244 (UNITS_PER_VSX_WORD): New macro.
12245 (POINTER_SIZE): Move to be an external variable, rather than
12246 calculating whether we are generating 32 ot 64-bit code.
12248 (STACK_BOUNDARY): Add VSX support.
12249 (LOCAL_ALIGNMENT): Ditto.
12250 (SLOW_UNALIGNED_ACCESS): Ditto.
12251 (VSX_REGNO_P): New macro for VSX support.
12252 (VFLOAT_REGNO_P): Ditto.
12253 (VINT_REGNO_P): Ditto.
12254 (VLOGICAL_REGNO_P): Ditto.
12255 (VSX_VECTOR_MODE): Ditto.
12256 (VSX_SCALAR_MODE): Ditto.
12258 (VSX_MOVE_MODE): Ditto.
12259 (VSX_REG_CLASS_P): Ditto.
12260 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12262 (UNITS_PER_SIMD_WORD): Add VSX support.
12263 (MODES_TIEABLE_P): Ditto.
12264 (STARTING_FRAME_OFFSET): Ditto.
12265 (STACK_DYNAMIC_OFFSET): Ditto.
12266 (EPILOGUE_USES): Ditto.
12267 (REGNO_REG_CLASS): Move to array lookup.
12268 (CLASS_MAX_NREGS): Ditto.
12269 (rs6000_vector_reg_class): Add declaration.
12270 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12271 overlap with the floating point and Altivec registers.
12273 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12275 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12276 give the appropriate asm switches if -mcpu=native.
12277 (host_detect_local_cpu): Add support for "asm".
12278 (host_detect_local_cpu): Follow GNU code guidelines for name.
12280 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12281 -mbit-word to a variable instead of being a target mask.
12283 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12284 emit the lwsync instruction instead of emitting the instruction as
12285 an integer constant.
12287 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12288 fixuns_trundfsi2, move expander into rs6000.md.
12290 * config/rs6000/rs6000.md (cpu): Add power7.
12291 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12292 (logical predicate patterns): Change the single instruction
12293 primitives that set CR0 to be fast_compare instead of compare.
12295 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12296 (popcntddi2): Ditto.
12297 (popcount<mode>): Ditto.
12298 (floating multiply/add insns): Name the floating point
12299 multiply/add insns.
12300 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12301 (isel_unsigned_<mode>): Ditto.
12302 (fixuns_trundfsi2): Move expander here from spe.md.
12303 (smindi3): Define if we have -misel on 64-bit systems.
12308 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12310 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12312 * config/avr/avr.c (avr_current_device): New variable.
12313 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12314 (avr_arch, mcu_type_s): Move to avr.h.
12315 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12316 default_data_section_start fields.
12317 (avr_arch): Moved from avr.c.
12318 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12319 library_name fields.
12320 (avr_current_device, avr_mcu_types, avr_arch_types,
12321 avr_device_to_arch, avr_device_to_data_start,
12322 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12323 (EXTRA_SPEC_FUNCTIONS): Define.
12324 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12325 options mapping. Use device_to_arch and device_to_data_start insted.
12326 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12327 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12328 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12329 * config/avr/driver-avr.c: New file.
12330 * config/avr/avr-devices.c: New file.
12332 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12334 * var-tracking.c (unshare_variable): Force initialized to
12335 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12336 (set_variable_part): Likewise.
12337 (struct variable_union_info): Remove pos_src field.
12338 (vui_vec, vui_allocated): New variables.
12339 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12340 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12341 == 1 use a simpler sorting algorithm. Compute pos field right
12342 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12343 Avoid quadratic comparison if !flag_var_tracking_uninit.
12344 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12345 unshare_variable unconditionally.
12346 (dataflow_set_different_2): Removed.
12347 (dataflow_set_different): Don't traverse second hash table.
12348 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12349 unconditionally to var_reg_set or var_mem_set.
12350 (emit_notes_in_bb): Likewise.
12351 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12353 (emit_note_insn_var_location): Don't set initialized to
12354 VAR_INIT_STATUS_INITIALIZED early.
12355 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12357 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12359 * tree-object-size.c (addr_object_size): Instead of checking
12360 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12361 are no FIELD_DECLs following it.
12363 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12365 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12366 order to match bswaps with signed source operands.
12368 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12370 * sdbout.c (sdbout_one_type): Fix braces in switch.
12372 2009-06-23 Richard Guenther <rguenther@suse.de>
12374 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12376 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12377 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12378 var_callused, callused_tree, var_storedanything, storedanything_tree,
12379 var_integer, integer_tree): Remove global variables.
12380 (new_var_info): Do not pass new id, append the new var to the
12381 global variable vector.
12382 (do_ds_constraint): Use is_global_var member of the variable-info.
12383 (new_scalar_tmp_constraint_exp): Adjust.
12384 (create_function_info_for): Likewise.
12385 (create_variable_info_for): Likewise.
12386 (find_what_var_points_to): Remove dead code.
12387 (init_base_vars): Simplify.
12388 (compute_points_to_sets): Adjust.
12390 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12392 * combine.c (try_combine): Dump information about the insns we're
12395 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12397 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12398 check when calling force_to_mode on TRUNCATE's operand.
12400 2009-06-22 Ian Lance Taylor <iant@google.com>
12402 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12404 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12406 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12408 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12410 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12411 override library linkage flags such as -static-libgcc or
12414 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12416 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12418 2009-06-22 Ian Lance Taylor <iant@google.com>
12420 * config/linux.opt: Put mglibc ahead of muclibc.
12422 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12423 for duplicate decls.
12425 2009-06-22 Matthias Klose <doko@ubuntu.com>
12427 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12429 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12432 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12433 instead of NULL if a parser error occurs.
12435 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12437 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12438 non-DWARF2_DEBUGGING_INFO version.
12440 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12442 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12443 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12445 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12446 (LIBGCC2_TF_CEXT): Define.
12449 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12452 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12454 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12456 * config/arm/arm.c (arm_override_options): Disable
12457 -mcaller-super-interworking and -mcallee-super-interworking.
12458 * doc/invoke.texi (ARM Options): Document this.
12460 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12462 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12463 * config/arm/constraints.md (j): New constraint for movw operands.
12464 (N): Remove thumb2 meaning.
12465 * config/arm/arm.md (*arm_movw): Delete.
12466 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12467 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12468 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12470 2009-06-22 Martin Jambor <mjambor@suse.cz>
12472 PR tree-optimization/40492
12473 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12474 build_ref_for_offset.
12476 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12478 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12479 JUMP_TABLE_DATA_P predicates where applicable.
12480 * auto-inc-dec.c: Ditto.
12481 * builtins.c: Ditto.
12482 * caller-save.c: Ditto.
12484 * cfgcleanup.c: Ditto.
12485 * cfglayout.c: Ditto.
12487 * combine.c: Ditto.
12488 * combine-stack-adj.c: Ditto.
12492 * df-scan.c: Ditto.
12494 * dwarf2asm.c: Ditto.
12495 * dwarf2out.c: Ditto.
12496 * emit-rtl.c: Ditto.
12502 * function.c: Ditto.
12505 * genpreds.c: Ditto.
12506 * genrecog.c: Ditto.
12508 * ira-costs.c: Ditto.
12509 * ira-lives.c: Ditto.
12511 * loop-iv.c: Ditto.
12512 * lower-subreg.c: Ditto.
12513 * modulo-sched.c: Ditto.
12515 * postreload.c: Ditto.
12516 * print-rtl.c: Ditto.
12518 * reginfo.c: Ditto.
12519 * regmove.c: Ditto.
12520 * reload1.c: Ditto.
12523 * rtlanal.c: Ditto.
12525 * sched-vis.c: Ditto.
12527 * sel-sched-ir.c: Ditto.
12528 * simplify-rtx.c: Ditto.
12529 * targhooks.c: Ditto.
12530 * var-tracking.c: Ditto.
12531 * vmsdbgout.c: Ditto.
12533 2009-06-22 Matthias Klose <doko@ubuntu.com>
12535 * Makefile.in (install-plugin): Always use DESTDIR.
12537 2009-06-22 Olivier Hainque <hainque@adacore.com>
12539 * config/pa/pa.c (output_call): Don't optimize post call jumps
12540 into return address adjustments if the call may throw.
12542 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12544 * arm.c (thumb1_output_casesi): New function.
12545 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12546 optimizing for size or PIC.
12547 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12548 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12549 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12550 (thumb1_casesi_internal_pic): New expand rule.
12551 (thumb1_casesi_dispatch): New pattern.
12552 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12554 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12555 in the text seciton when PIC or optimizing for size.
12556 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12557 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12558 preservation properties of code.
12559 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12560 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12561 (__gnu_thumb1_case_si): New function.
12562 * t-arm (LIB1ASMSRC): Define here.
12563 (LIB1ASMFUNCS): Add some common functions.
12564 * t-arm-elf (LIB1ASMSRC): Delete.
12565 (LIB1ASMFUNCS): Append to existing set.
12566 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12567 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12568 * t-symbian (LIB1ASMFUNCS): Likewise.
12569 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12570 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12572 2009-06-21 Richard Guenther <rguenther@suse.de>
12574 PR tree-optimization/38729
12575 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12576 to loops with a single exit if -fno-expensive-optimizations.
12578 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12580 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12581 (dataflow_set): Change vars type from htab_t to shared_hash.
12582 (shared_hash_pool, empty_shared_hash): New variables.
12583 (vars_clear): Removed.
12584 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12585 shared_hash_find_slot_unshare, shared_hash_find_slot,
12586 shared_hash_find_slot_noinsert, shared_hash_find): New
12588 (shared_hash_unshare, shared_hash_destroy): New functions.
12589 (unshare_variable): Unshare set->vars if shared, use
12591 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12592 (get_init_value, find_src_set_src, dump_dataflow_set,
12593 clobber_variable_part, emit_notes_for_differences): Use
12595 (dataflow_set_init): Remove second argument, set vars to
12596 empty_shared_hash instead of creating a new htab.
12597 (dataflow_set_clear): Call shared_hash_destroy and set vars
12598 to empty_shared_hash instead of calling vars_clear.
12599 (dataflow_set_copy): Don't call vars_copy, instead just share
12600 the src htab with dst.
12601 (variable_union): Use shared_hash_*, use initially NO_INSERT
12602 lookup if set->vars is shared. Don't keep slot cleared before
12603 calling unshare_variable. Unshare set->vars if needed.
12604 Even ->refcount == 1 vars must be unshared if set->vars is shared
12605 and var needs to be modified.
12606 (variable_canonicalize): New function.
12607 (dataflow_set_union): If dst->vars is empty, just share src->vars
12608 with dst->vars and traverse with variable_canonicalize to canonicalize
12609 and unshare what is needed.
12610 (dataflow_set_different): If old_set and new_set use the same shared
12611 htab, they aren't different. If number of htab elements is different,
12612 htabs are different. Use shared_hash_*.
12613 (dataflow_set_destroy): Call shared_hash_destroy instead of
12615 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12616 second argument to dataflow_set_init.
12617 (vt_initialize): Likewise. Initialize shared_hash_pool and
12618 empty_shared_hash, move bb in/out initialization afterwards.
12619 Use variable_htab_free instead of NULL as changed_variables del hook.
12620 (variable_was_changed): Change type of second argument to pointer to
12621 dataflow_set. When inserting var into changed_variables, bump
12622 refcount. Unshare set->vars if set is shared htab and slot needs to
12624 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12625 lookup if set->vars is shared. Unshare set->vars if needed.
12626 Even ->refcount == 1 vars must be unshared if set->vars is shared
12627 and var needs to be modified. Adjust variable_was_changed caller.
12628 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12629 vars must be unshared if set->vars is shared and var needs to be
12630 modified. Adjust variable_was_changed caller.
12631 (emit_note_insn_var_location): Don't pool_free var.
12632 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12634 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12635 free_alloc_pool on shared_hash_pool.
12637 2009-06-20 Anthony Green <green@moxielogic.com>
12639 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12640 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12642 2009-06-20 Richard Guenther <rguenther@suse.de>
12644 * tree-ssa-structalias.c (find_func_aliases): For memset use
12645 a constraint from NULL if we memset to zero.
12646 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12647 we explicitly handle that do not read from memory.
12648 (call_may_clobber_ref_p_1): Properly handle builtins that may
12651 2009-06-20 Richard Guenther <rguenther@suse.de>
12653 PR tree-optimization/40495
12654 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12655 (new_scalar_tmp_constraint_exp): New function.
12656 (process_constraint): Do not create temporary decls.
12657 (process_all_all_constraints): Likewise.
12658 (handle_const_call): Likewise.
12659 (create_function_info_for): Do not set decl.
12661 2009-06-19 Ian Lance Taylor <iant@google.com>
12663 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12664 (rs6000_attribute_table): Make static; move before use.
12666 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12668 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12669 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12670 Propagate the TREE_READONLY flag without overwriting it.
12671 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12672 Propagate the TREE_READONLY flag onto the result.
12673 (process_call_operands): Move around. Use correct constant value.
12675 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12678 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12679 * config/arm/arm.md: Likewise.
12681 2009-06-19 Ian Lance Taylor <iant@google.com>
12683 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12684 to GIMPLE_ERROR_MARK.
12686 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12687 op2_original_type parameters. Warn about using different enum types.
12688 * c-parser.c (c_parser_conditional_expression): Pass original
12689 types to build_conditional_expr.
12690 * c-tree.h (build_conditional_expr): Update declaration.
12692 2009-06-19 Ian Lance Taylor <iant@google.com>
12694 * config/i386/i386.c (ix86_function_specific_save): Test that
12695 fields match values, rather than testing the values are in a
12698 2009-06-19 Richard Guenther <rguenther@suse.de>
12700 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12701 ADDR_EXPR pointers.
12702 (ptr_derefs_may_alias_p): Likewise.
12703 (ptr_deref_may_alias_ref_p_1): New function.
12704 (ptr_deref_may_alias_ref_p): Likewise.
12705 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12706 covered by looking at the ESCAPED solution.
12707 (call_may_clobber_ref_p_1): Likewise.
12708 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12709 Handle NULL_TREE offset. Do not produce redundant constraints.
12710 (process_all_all_constraints): New helper function.
12711 (do_structure_copy): Use it.
12712 (handle_lhs_call): Likewise.
12713 (find_func_aliases): Handle some builtins with pointer arguments
12714 and/or return values explicitly.
12716 2009-06-19 Ian Lance Taylor <iant@google.com>
12718 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
12720 2009-06-19 Ian Lance Taylor <iant@google.com>
12722 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
12724 2009-06-19 Ian Lance Taylor <iant@google.com>
12726 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
12727 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
12730 * c-decl.c (finish_decl): If -Wc++-compat, warn about
12731 uninitialized const.
12733 2009-06-19 Ian Lance Taylor <iant@google.com>
12735 * dse.c (struct store_info): Rename bitmap field to bmap. Change
12738 * c-decl.c (in_struct, struct_types): Remove.
12739 (struct c_binding): Add in_struct field.
12740 (c_binding_ptr): Define type, along with VEC.
12741 (struct c_struct_parse_info): Define.
12742 (struct_parse_info): New static variable.
12743 (bind): Initialize in_struct field.
12744 (start_struct): Remove enclosing_in_struct and
12745 enclosing_struct_types parameters. Add
12746 enclosing_struct_parse_info parameter. Change all callers. Set
12747 struct_parse_info rather than in_struct and struct_types.
12748 (grokfield): If -Wc++-compat and there is a symbol binding for the
12749 field name, set the in_struct flag and push it on the
12750 struct_parse_info->fields vector.
12751 (warn_cxx_compat_finish_struct): New static function.
12752 (finish_struct): Remove enclosing_in_struct and
12753 enclosing_struct_types parameters. Add
12754 enclosing_struct_parse_info parameter. Change all callers. Don't
12755 set C_TYPE_DEFINED_IN_STRUCT here. Call
12756 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
12757 parameter. Only push on struct_types if warn_cxx_compat.
12758 (finish_enum): Only push on struct_types if warn_cxx_compat.
12759 (declspecs_add_type): Add loc parameter. Change all callers.
12760 Change all error calls to error_at. Pass loc, not input_location,
12761 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
12762 defined in a struct. If -Wc++-compat and parsing a struct, record
12763 that a typedef name was used.
12764 * c-parser.c (c_parser_declspecs): Get location to pass to
12765 declspecs_add_type.
12766 (c_parser_struct_or_union_specifier): Update calls to start_struct
12768 * c-tree.h (struct c_struct_parse_info): Declare.
12769 (finish_struct, start_struct): Update declarations.
12770 (declspecs_add_type): Update declaration.
12772 2009-06-19 Ian Lance Taylor <iant@google.com>
12774 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
12775 variable with an anonymous type.
12777 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12779 * see.c: Remove for real.
12781 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
12783 * optabs.h (enum optab_index): Add new OTI_significand.
12784 (significand_optab): Define corresponding macro.
12785 * optabs.c (init_optabs): Initialize significand_optab.
12786 * genopinit.c (optabs): Implement significand_optab using
12787 significand?f2 patterns.
12788 * builtins.c (expand_builtin_mathfn): Handle
12789 BUILT_IN_SIGNIFICAND{,F,L}.
12790 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
12791 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
12793 * config/i386/i386.md (significandxf2, significand<mode>2): New
12794 expanders to implement significandf, significand and significandl
12795 built-ins as inline x87 intrinsics.
12797 2009-06-18 Anatoly Sokolov <aesok@post.ru>
12799 * config/avr/avr.c (avr_override_options): Remove setting value of
12800 PARAM_INLINE_CALL_COST.
12802 2009-06-18 Richard Henderson <rth@redhat.com>
12805 * tree-pass.h (TDF_ASMNAME): New.
12806 * tree-dump.c (dump_options): Add asmname.
12807 * doc/invoke.texi: Document it.
12809 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
12810 (dump_decl_name): ...here.
12811 (dump_function_name): New flags arg; mind TDF_ASMNAME.
12812 (dump_generic_node): Update dump_function_name calls.
12813 (print_call_name): New flags arg; update all dump calls.
12814 * diagnostic.h (print_call_name): Update.
12815 * gimple-pretty-print.c (dump_gimple_call): Update.
12817 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
12820 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
12822 2009-06-18 Diego Novillo <dnovillo@google.com>
12824 * doc/plugins.texi: Document plugin_is_GPL_compatible.
12825 * plugin.c (str_license): Declare.
12826 (try_init_one_plugin): Assert that the symbol
12827 'plugin_is_GPL_compatible' exists.
12829 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
12832 * Makefile.in (OBJS-common): Remove see.o.
12834 * common.opt (fsee): Mark as preserved for backward compatibility.
12835 * opts.c (common_handle_option): Add OPT_fsee to the backward
12836 compatibility section.
12837 * passes.c (init_optimization_passes, pass_see): Remove pass.
12838 * timevar.def (TV_SEE): Remove.
12839 * tree-pass.h (pass_see): Remove declaration.
12840 * doc/invoke.texi (-fsee): Remove documentation.
12842 2009-06-18 Martin Jambor <mjambor@suse.cz>
12844 * tree-sra.c: Include statistics.h
12845 (sra_stats): New variable.
12846 (sra_initialize): Clear sra_stats.
12847 (create_access_replacement): Increment sra_stats.replacements.
12848 (get_access_replacement): Do not return twice.
12849 (analyze_all_variable_accesses): Increment statistics counter by the
12850 number of scalarized aggregates.
12851 (generate_subtree_copies): Increment sra_stats.subtree_copies.
12852 (sra_modify_expr): Increment sra_stats.exprs.
12853 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
12854 (sra_modify_assign): Increment sra_stats.exprs,
12855 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
12856 (perform_intra_sra): Update statistics counters.
12857 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
12859 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12861 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
12862 (arm_scalar_mode_supported_p): New function.
12864 2009-06-18 Paul Brook <paul@codesourcery.com>
12865 Sandra Loosemore <sandra@codesourcery.com>
12867 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
12868 (__extendhfsf2, __truncsfhf2): Define.
12869 * config/arm/fp16.c: New file.
12870 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12871 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
12873 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
12875 * doc/extend.texi (Half-Precision): New section.
12876 * doc/invoke.texi (Option Summary): List -mfp16-format.
12877 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
12878 * config/arm/arm.opt (mfp16-format=): New.
12879 * config/arm/arm.c: Include intl.h.
12880 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
12881 (TARGET_INVALID_RETURN_TYPE): Redefine.
12882 (TARGET_PROMOTED_TYPE): Redefine.
12883 (TARGET_CONVERT_TO_TYPE): Redefine.
12884 (arm_fp16_format): Define.
12885 (all_fpus): Add entry for neon-fp16.
12886 (fp_model_for_fpu): Likewise.
12887 (struct fp16_format): Declare.
12888 (all_fp16_formats): Define.
12889 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
12891 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
12893 (arm_legitimate_index_p): Treat HFmode like HImode.
12894 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
12895 (coproc_secondary_reload_class): Special-case HFmode.
12896 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
12897 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
12898 (arm_init_fp16_builtins): New.
12899 (arm_init_builtins): Call it.
12900 (arm_invalid_parameter_type): New.
12901 (arm_invalid_return_type): New.
12902 (arm_promoted_type): New.
12903 (arm_convert_to_type).
12904 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
12906 (arm_emit_fp16_const): New function.
12907 (arm_mangle_type): Mangle __fp16 as "Dh".
12908 * config/arm/arm.h (TARGET_VFPD32): Make it know about
12910 (TARGET_NEON_FP16): New.
12911 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
12912 (enum fputype): Add FPUTYPE_NEON_FP16.
12913 (enum arm_fp16_format_type): Declare.
12914 (arm_fp16_format): Declare.
12915 (LARGEST_EXPONENT_IS_NORMAL): Define.
12916 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
12917 * config/arm/arm-modes.def (HFmode): Define.
12918 * config/arm/vfp.md: (*movhf_vfp): New.
12919 (extendhfsf2): New.
12921 * config/arm/arm.md: (fpu): Add neon_fp16.
12922 (floatsihf2, floatdihf2): New.
12923 (fix_trunchfsi2, fix_trunchfdi2): New.
12925 (extendhfdf2): New.
12927 (*arm32_movhf): New.
12928 (*thumb1_movhf): New.
12929 (consttable_2): Add check for HFmode constants.
12930 (consttable_4): Handle HFmode constants.
12932 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
12934 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
12936 2009-06-17 Olivier Hainque <hainque@adacore.com>
12938 * collect2.c (main): Use CONST_CAST2 to perform char ** to
12939 const char ** conversion in AIX specific section.
12941 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
12943 * config/i386/i386.c (ix86_special_builtin_type): Remove
12944 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
12945 (bdesc_special_args): Updated.
12946 (ix86_init_mmx_sse_builtins): Likewise.
12947 (ix86_expand_special_args_builtin): Likewise.
12949 2009-06-17 Richard Henderson <rth@redhat.com>
12951 * tree-pretty-print.c (maybe_dump_asm_name): New.
12952 (dump_decl_name): Use it.
12953 (PRINT_FUNCTION_NAME): Merge into...
12954 (dump_function_name): ... here. Use maybe_dump_asm_name.
12956 2009-06-17 Cary Coutant <ccoutant@google.com>
12958 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
12960 * debug.c (struct gcc_debug_hooks): Change placeholder for
12962 (debug_nothing_int_charstar_int): Replaced by...
12963 (debug_nothing_int_charstar_int_bool): ...this.
12964 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
12965 source_line prototype.
12966 (debug_nothing_int_charstar_int): Replaced by...
12967 (debug_nothing_int_charstar_int_bool): ...this.
12968 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
12969 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
12970 Output is_stmt operand when necessary.
12971 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
12972 (notice_source_line): Add is_stmt parameter.
12973 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
12974 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
12976 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
12977 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
12979 2009-06-17 Ian Lance Taylor <iant@google.com>
12981 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
12983 (struct store_by_pieces_d): Rename from store_by_pieces. Change
12986 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
12988 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
12989 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
12990 tree_strip_sign_nop_conversions and
12991 tree_ssa_strip_useless_type_conversions rather than stripping
12992 the operations here.
12993 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
12995 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
12996 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
12997 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
12998 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13001 2009-06-17 Michael Eager <eager@eagercon.com>
13003 * config/rs6000/constraints.md (register_constraint "d"): New.
13004 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13005 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13006 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13007 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13008 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13009 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13010 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13011 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13012 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13013 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13015 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13016 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13017 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13018 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13019 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13020 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13021 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13022 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13023 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13024 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13025 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13026 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13027 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13028 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13030 2009-06-16 Ian Lance Taylor <iant@google.com>
13032 * profile.c (total_num_never_executed): Don't define.
13033 (compute_branch_probabilities): Don't count or print
13034 num_never_executed.
13035 (init_branch_prob): Don't set total_num_never_executed.
13036 (end_branch_prob): Don't print total_num_never_executed.
13038 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13040 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13042 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13044 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13045 (nabstd2_fpr): Same.
13047 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13049 * expr.c (expand_assignment): Change complex type check.
13051 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13053 * doc/plugins.texi (Building GCC plugins): Added new section.
13055 2009-06-17 Ian Lance Taylor <iant@google.com>
13057 * c-pch.c (get_ident): Don't set size of templ array.
13058 (pch_init): Don't set size of partial_pch array.
13060 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13061 string constant to intialize an array whose size is the length of
13064 2009-06-17 Richard Guenther <rguenther@suse.de>
13066 PR tree-optimization/40389
13067 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13068 to addressable types.
13069 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13071 2009-06-17 Richard Guenther <rguenther@suse.de>
13073 PR middle-end/40460
13074 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13075 if there is no evolution of left in the loop bail out.
13076 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13077 chrec_fold_multiply.
13079 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13080 Janis Johnson <janis187@us.ibm.com>
13083 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13084 for the symbol ref of a constant that is the source of a move
13085 - nor for any other not-obvious-label-ref constants.
13087 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13089 * plugin.c (position_pass): Skip newly inserted pass during list
13090 traversal to avoid repeated insertion.
13092 2009-06-16 Ian Lance Taylor <iant@google.com>
13094 * vec.h (VEC_stack_alloc): Define different version if
13095 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13096 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13097 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13098 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13100 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13102 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13104 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13105 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13106 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13107 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13108 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13109 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13110 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13111 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13112 __builtin_ia32_rdtscp.
13113 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13114 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13115 and __builtin_ia32_rorhi.
13116 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13117 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13118 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13119 (ix86_expand_args_builtin): Likewise.
13120 (ix86_expand_special_args_builtin): Likewise.
13122 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13123 (UNSPECV_RDTSC): Likewise.
13124 (UNSPECV_RDPMC): Likewise.
13125 (*bsr): Renamed to ...
13127 (*bsr_rex64): Renamed to ...
13130 (*rdpmc): Likewise.
13131 (*rdpmc_rex64): Likewise.
13133 (*rdtsc): Likewise.
13134 (*rdtsc_rex64): Likewise.
13135 (rdtscp): Likewise.
13136 (*rdtscp): Likewise.
13137 (*rdtscp_rex64): Likewise.
13139 * config/i386/ia32intrin.h: New.
13141 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13143 2009-06-16 Ian Lance Taylor <iant@google.com>
13145 * ira-build.c (copy_info_to_removed_store_destinations):
13146 Initialize parent_a.
13148 2009-06-16 Ian Lance Taylor <iant@google.com>
13150 * c-decl.c (grokdeclarator): Change size_varies to bool.
13152 2009-06-16 Ian Lance Taylor <iant@google.com>
13154 * sel-sched.c: Make forward declarations of move_op_hooks and
13155 fur_hooks explicitly extern.
13157 2009-06-16 Ian Lance Taylor <iant@google.com>
13159 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13160 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13162 2009-06-16 Ian Lance Taylor <iant@google.com>
13164 * resource.c (mark_referenced_resources): Change
13165 include_delayed_effects parameter to bool. Change all callers.
13166 (mark_end_of_function_resources): Likewise.
13167 * reorg.c (insn_references_resource_p): Likewise.
13168 (insn_sets_resource_p): Likewise.
13169 * resource.h (mark_referenced_resources): Update declaration.
13170 (mark_end_of_function_resources): Update declaration.
13172 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13174 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13176 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13178 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13179 GCC can bootstrap on AIX with GNU Binutils 2.20.
13181 2009-06-16 Ian Lance Taylor <iant@google.com>
13183 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13185 2009-06-16 Ian Lance Taylor <iant@google.com>
13187 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13188 inline, not extern inline.
13189 (exact_log2): Likewise.
13190 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13192 (exact_log2): Likewise, but don't test CTZ_HWI.
13194 2009-06-16 Ian Lance Taylor <iant@google.com>
13196 * bitmap.c (bitmap_clear): Don't declare as inline.
13197 * gimple.c (gimplify_assign): Likewise.
13198 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13199 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13200 (sched_scan_info): Remove duplicate definition.
13202 2009-06-16 Ian Lance Taylor <iant@google.com>
13204 * c-common.c (skip_evaluation): Don't define.
13205 (c_inhibit_evaluation_warnings): Define global variable.
13206 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13207 than skip_evaluation.
13208 (convert_and_check, warn_for_div_by_zero): Likewise.
13209 * c-common.h (skip_evaluation): Don't declare.
13210 (c_inhibit_evaluation_warnings): Declare.
13211 * c-parser.c (c_parser_typeof_specifier): Set
13212 c_inhibit_evaluation_warnings rather than skip_evaluation.
13213 (c_parser_conditional_expression): Likewise.
13214 (c_parser_binary_expression): Likewise.
13215 (c_parser_sizeof_expression): Likewise.
13216 (c_parser_alignof_expression): Likewise.
13217 * c-typeck.c (build_indirect_ref): Check
13218 c_inhibit_evaluation_warnings rather than skip_evaluation.
13219 (build_conditional_expr, build_binary_op): Likewise.
13221 2009-06-16 Richard Guenther <rguenther@suse.de>
13223 * tree-ssa-alias.c (is_escape_site): Remove.
13224 * tree-ssa-alias.h (enum escape_type): Remove.
13225 (is_escape_site): Likewise.
13226 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13227 via casts and asms without deferring to is_escape_site.
13229 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13231 PR middle-end/40446
13232 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13233 use gen_lowpart if op0 has complex mode.
13235 2009-06-16 Richard Guenther <rguenther@suse.de>
13237 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13238 variables add them to ESCAPED.
13239 (find_func_aliases): Do not make all indirectly stored values escaped.
13241 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13243 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13244 make_decl_one_only.
13246 2009-06-16 Martin Jambor <mjambor@suse.cz>
13248 PR tree-optimization/40432
13249 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13250 check whether we need to force gimple register operand.
13252 2009-06-16 Martin Jambor <mjambor@suse.cz>
13254 PR tree-optimization/40413
13255 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13256 build_ref_for_offset.
13257 (propagate_subacesses_accross_link): Fix a typo in a comment.
13259 2009-06-16 Ira Rosen <irar@il.ibm.com>
13261 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13262 with additional parameter.
13263 * tree-vectorizer.h (enum vect_def_type): Add new value
13265 (enum vect_relevant): Add comments.
13266 (vect_is_simple_reduction): Add new argument.
13267 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13268 Detect nested cycles.
13269 (vect_is_simple_reduction): Update documentation, add an argument to
13270 distinguish inner-loop reduction from nested cycle, detect nested
13271 cycles, fix printings and indentation, don't swap operands in case
13273 (get_initial_def_for_reduction): Handle subtraction.
13274 (vect_create_epilog_for_reduction): Add new argument to specify
13275 reduction variable.
13276 (vect_finalize_reduction): Handle subtraction, fix comments.
13277 (vectorizable_reduction): Handle nested cycles. In case of nested
13278 cycle keep track of the reduction variable position. Call
13279 vect_is_simple_reduction with additional parameter. Use original
13280 statement code in reduction epilogue for nested cycle. Call
13281 vect_create_epilog_for_reduction with additional parameter.
13282 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13283 inner-loop vectorization.
13284 (vect_recog_widen_sum_pattern): Likewise.
13285 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13287 (vect_mark_stmts_to_be_vectorized): Likewise.
13288 (vect_get_vec_def_for_operand): Handle nested cycles.
13290 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13292 * doc/invoke.texi (Debugging Options): Fix option index entries
13293 for -fdump-statistics, -frandom-seed add entries for
13294 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13295 (FRV Options): Fix entries for -mTLS, -mtls.
13296 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13297 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13298 (M68hc1x Options): Fix @itemx for -mnominmax.
13299 (MCore Options): Fix entry for -mno-lsim.
13300 (MMIX Options): Fix entry for -mabi=mmixware.
13301 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13303 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13305 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13306 Mention the plugin mode of gengtype.
13307 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13308 * gengtype.c: Updated copyright.
13309 (plugin_files, nb_plugin_files) Added new static variables.
13310 (measure_input_list) Care about plugin_files.
13311 (write_rtx_next): Added early return in plugin mode.
13312 (create_file): Updated copyright year in generated file. Added
13314 (oprintf): Added early return if NULL outf.
13315 (get_output_file_with_visibility): Care of plugin_files.
13316 (get_output_file_name): May return null.
13317 (write_local): Added early return.
13318 (put_mangled_filename): Ditto.
13319 (finish_root_table): Added check for base_files.
13320 (write_roots): Care about null when plugins.
13321 (main): Added plugin mode.
13323 2009-06-15 Ian Lance Taylor <iant@google.com>
13325 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13326 * gcov.c (read_count_file): Add braces around variables declared
13329 * c.opt (Wjump-misses-init): New warning.
13330 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13331 -Wall and -Wc++-compat if not already set.
13332 (c_common_post_options): Clear warn_jump_misses_init if it was not
13334 * c-decl.c (struct c_binding): Change type field to a union with
13335 new label field. Make it the first field in the struct. Update
13336 references to type to use u.type instead.
13337 (struct c_spot_bindings): Define.
13338 (struct c_goto_bindings): Define.
13339 (c_goto_bindings_p): Define, along with VECs.
13340 (struct c_label_vars): Define.
13341 (struct c_scope): Add has_label_bindings field.
13342 (bind_label, set_spot_bindings): New static functions.
13343 (decl_jump_unsafe, update_spot_bindings): New static functions.
13344 (update_label_decls): New static function.
13345 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13346 Update binding u.label field to shadowed field.
13347 (c_binding_start_stmt_expr): New function.
13348 (c_binding_end_stmt_expr): New function.
13349 (pushdecl): Don't call c_begin_vm_scope.
13350 (make_label): Add defining and p_label_vars parameters. Change
13352 (lookup_label): Correct test for whether a label has not yet been
13353 defined. Call bind_label rather than bind.
13354 (warn_about_goto): New static function.
13355 (lookup_label_for_goto): New function.
13356 (declare_label): Call bind_label rather than bind.
13357 (check_earlier_gotos): New static function.
13358 (define_label): Don't give errors about jumping into statement
13359 expressions or scopes of variably modified types. Call
13360 set_spot_bindings and check_earlier_gotos. Call bind_label
13361 instead of bind. Don't set label_context_stack_se or
13362 label_context_stack_vm.
13363 (c_get_switch_bindings): New function.
13364 (c_release_switch_bindings): New function.
13365 (c_check_switch_jump_warnings): New function.
13366 (start_function): Don't set label_context_stack_se or
13367 label_context_stack_vm.
13368 (finish_function): Likewise.
13369 * c-typeck.c (label_context_stack_se): Don't define.
13370 (label_context_stack_vm): Don't define.
13371 (c_finish_goto_label): Call lookup_label_for_goto rather than
13372 lookup_label. Don't give errors about jumping into a statement
13373 expression or the scope of a variably modified type. Don't set
13374 label_context_stack_se or label_context_stack_vm.
13375 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13376 fields. Add bindings field.
13377 (c_start_case): Don't set deleted fields. Set bindings field.
13378 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13379 or blocked_vm. Call c_check_switch_jump_warnings.
13380 (c_finish_case): Don't test blocked_stmt_expr field. Call
13381 c_release_switch_bindings.
13382 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13383 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13384 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13385 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13386 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13387 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13388 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13389 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13390 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13391 (C_DECL_UNJUMPABLE_VM): Don't define.
13392 (C_DECL_UNDEFINABLE_VM): Don't define.
13393 (struct c_label_list): Don't define.
13394 (struct c_label_context_se): Don't define.
13395 (struct c_label_context_vm): Don't define.
13396 (struct c_spot_bindings): Declare.
13397 (c_bindings_start_stmt_expr): Declare.
13398 (c_bindings_end_stmt_expr): Declare.
13399 (lookup_label_for_goto): Declare.
13400 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13401 (c_check_switch_jump_warnings): Declare.
13402 (label_context_stack_se, label_context_stack_vm): Don't declare.
13403 (c_finish_goto_label): Update declaration.
13404 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13405 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13406 (Warning Options): Document -Wjump-misses-init.
13408 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13410 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13413 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13415 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13417 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13419 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13421 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13423 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13425 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13427 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13428 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13429 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13430 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13431 * dwarf2asm.c (dw2_force_const_mem): Update call to
13432 make_decl_one_only.
13433 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13434 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13435 * langhooks.c (lhd_comdat_group): Remove.
13436 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13437 * tree.h (DECL_COMDAT_GROUP): New.
13438 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13439 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13440 (make_decl_one_only): Change signature.
13441 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13442 make_decl_one_only.
13443 (make_decl_one_only): Change signature.
13444 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13446 2009-06-15 Richard Guenther <rguenther@suse.de>
13448 PR middle-end/40439
13449 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13451 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13453 * tree-ssa-math-opts.c: Remove extra divide.
13455 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13457 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13459 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13461 * passes.c: Add bswap pass.
13462 * tree-pass.h: Add pass_optimize_bswap declaration.
13463 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13464 Include rtl.h, expr.h and optabs.h for optab_handler check.
13465 (struct symbolic_number, pass_optimize_bswap): New definition.
13466 (do_shift_rotate, verify_symbolic_number_p): New functions.
13467 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13468 (gate_optimize_bswap): New function.
13469 * tree.c (widest_int_cst_value): New function.
13470 * tree.h (widest_int_cst_value): Prototype added.
13472 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13474 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13475 REG_EQUAL/REG_EQUIV notes.
13477 2009-06-14 Richard Guenther <rguenther@suse.de>
13479 PR middle-end/40389
13480 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13481 has its address taken if NRV was applied and it is addressable.
13482 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13483 function split out from ...
13484 (get_constraint_for_1): ... here.
13485 (handle_rhs_call): Use it to mark the return slot escaped if
13486 it is addressable and NRV was applied.
13488 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13490 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13491 Change first argument type to location_t.
13492 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13493 Do not set input_location.
13494 Use loc instead of input_location throughout.
13496 2009-06-13 Richard Guenther <rguenther@suse.de>
13498 PR tree-optimization/40421
13499 * tree-predcom.c (should_unroll_loop_p): Remove.
13500 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13502 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13504 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13505 Add location argument.
13507 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13509 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13511 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13512 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13513 * config/spu/spu-protos.h: Add location to
13514 spu_resolve_overloaded_builtin.
13515 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13516 spu_build_builtin_va_list.
13517 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13518 argument. Pass location to build_function_call_vec.
13519 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13521 (emit_fpu_switch): Same.
13522 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13523 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13524 to build_decl and create_artificial_label.
13525 (xtensa_gimplify_va_arg_expr): Same.
13526 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13527 (xstormy16_gimplify_va_arg_expr): Same.
13528 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13529 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13530 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13531 (mips16_build_function_stub): Same.
13532 (mips16_build_call_stub): Same.
13534 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13537 * arm/constraints.md (Pa, Pb): New constraints.
13538 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13539 split pattern to deal with them.
13541 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13543 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13544 fix index entry for -Xpreprocessor.
13546 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13548 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13549 Add location argument to build_decl call.
13550 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13551 (rs6000_init_builtins): Same.
13552 (spe_init_builtins): Same.
13553 (rs6000_gimplify_va_arg): Add location argument to
13554 create_artificial_label call.
13556 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13558 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13559 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13560 * Makefile.in: Fix GGC dependency for gcse.o.
13562 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13564 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13565 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13566 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13568 * c-parser.c (c_parser_binary_expression): Use current column while
13569 building binary operations.
13570 * common.opt (fshow-column): Enable by default.
13571 * tree-vrp.c (check_array_ref): Use warning_at.
13572 (check_array_bounds): Use location from call back if expr has no
13574 * tree.h: Add location argument to maybe_fold_*.
13575 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13576 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13577 (maybe_fold_offset_to_component_ref): Same.
13578 (maybe_fold_offset_to_reference): Same.
13579 (maybe_fold_offset_to_address): Same.
13580 (maybe_fold_stmt_indirect): Same.
13581 (maybe_fold_stmt_addition): Same.
13582 (fold_stmt_r): Pass location to maybe_fold_*.
13583 (fold_gimple_assign): Same.
13584 * c-tree.h: Add location argument to finish_decl,
13585 default_function_array_conversion, store_init_value.
13586 * c-decl.c (define_label): Use error_at.
13587 (c_make_fname_decl): Pass location to finish_decl.
13588 (finish_decl): New location argument.
13589 (build_compound_literal): Pass location to store_init_value.
13590 (grokdeclarator): Pass location to finish_decl.
13592 * c-typeck.c (array_to_pointer_conversion): New location argument.
13593 (function_to_pointer_conversion): Same.
13594 (default_function_array_conversion): Same.
13595 (parser_build_unary_op): Pass location to overflow_warning.
13596 (parser_build_binary_op): Same. Use warning_at.
13597 (build_unary_op): Pass location to array_to_pointer_conversion.
13598 (build_c_cast): Pass location to digest_init.
13599 (build_modify_expr): New location argument.
13600 (convert_for_assignment): Same.
13601 (store_init_value): Same.
13602 (digest_init): Same.
13603 (output_init_element): Pass location to digest_init and
13604 array_to_pointer_conversion.
13605 (c_finish_return): Pass location to convert_for_assignment.
13606 * gimplify.c (gimplify_conversion): Pass location to
13607 maybe_fold_offset_to_address.
13608 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13609 to maybe_fold_stmt_addition.
13610 * c-omp.c (c_finish_omp_atomic): Pass new location to
13612 (c_finish_omp_for): Same.
13613 * c-common.c (overflow_warning): New argument.
13614 * c-common.h: New argument to build_modify_expr, overflow_warning.
13615 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13617 (c_parser_initializer): Pass location to
13618 default_function_array_conversion.
13619 (c_parser_initelt): Same.
13620 (c_parser_initval): Same.
13621 (c_parser_asm_operands): Same.
13622 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13623 (c_parser_conditional_expression): Same.
13624 (c_parser_binary_expression): Add location info to stack. Use it.
13625 (c_parser_unary_expression): Pass location to
13626 default_function_array_conversion, parser_build_unary_op,
13627 build_indirect_ref, c_parser_postfix_expression_after_primary.
13628 (c_parser_postfix_expression_after_primary): New location argument.
13630 (c_parser_expression_conv): Pass location to
13631 default_function_array_conversion.
13632 (c_parser_expr_list): Same.
13633 (c_parser_omp_atomic): Same.
13634 (c_parser_omp_for_loop): Same.
13635 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13636 (build_array_declarator): New argument.
13637 * c-decl.c (build_array_declarator): Add location argument.
13638 (grokdeclarator): Set id_loc for cdk_array.
13639 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13640 build_array_declarator.
13641 * tree.c (build_omp_clause): Add location argument.
13642 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13643 (OMP_CLAUSE_LOCATION): New macro.
13644 (struct tree_omp_clause): Add location field.
13645 (build_omp_clause): Add argument.
13646 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13647 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13649 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13650 (cp_parser_omp_clause_collapse): Same.
13651 (cp_parser_omp_clause_default): Same.
13652 (cp_parser_omp_clause_if): Same.
13653 (cp_parser_omp_clause_nowait): Same.
13654 (cp_parser_omp_clause_num_threads): Same.
13655 (cp_parser_omp_clause_ordered): Same.
13656 (cp_parser_omp_clause_schedule): Same.
13657 (cp_parser_omp_clause_untied): Same.
13658 (cp_parser_omp_for_loop): Same.
13659 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13660 * c-tree.h (c_start_case): Add location argument.
13661 (c_process_expr_stmt): Same.
13662 (c_finish_goto_*): Same.
13663 * tree-parloops.c (initialize_reductions): Pass location to
13665 (create_parallel_loop): Same.
13666 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13667 (gfc_trans_omp_reduction_list): Same.
13668 (gfc_trans_omp_clauses): Same.
13669 (gfc_trans_omp_do): Same.
13670 * c-typeck.c (c_finish_goto_label): Same.
13671 (c_finish_goto_ptr): New location argument.
13672 (c_start_case): Same.
13673 (emit_side_effect_warnings): Same.
13674 (c_process_expr_stmt): Same.
13675 (c_finish_stmt_expr): Same.
13676 (c_finish_omp_clauses): Use error_at instead of error.
13677 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13679 * c-omp.c (c_split_parallel_clauses): New location argument.
13680 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13681 to build_omp_clause.
13682 (convert_local_reference_stmt): Same.
13683 (convert_gimple_call): Same.
13684 * c-common.h (c_split_parallel_clauses): New argument.
13685 * c-parser.c (c_parser_statement_after_labels): Pass location to
13686 c_finish_goto_label.
13687 (c_parser_switch_statement): Pass location to c_start_case.
13688 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13689 and c_process_expr_stmt.
13690 (c_parser_omp_variable_list): Add location argument.
13691 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13692 (c_parser_omp_clause_default): Same.
13693 (c_parser_omp_clause_if): Same.
13694 (c_parser_omp_clause_num_threads): Same.
13695 (-c_parser_omp_clause_ordered): Same.
13696 (c_parser_omp_clause_reduction): Pass location to
13697 c_parser_omp_variable_list.
13698 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13699 (c_parser_omp_clause_untied): Same.
13700 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13701 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13703 * c-tree.h (check_for_loop_decls, undeclared_variable,
13704 build_component_ref, build_array_ref, build_external_ref,
13705 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13706 build_conditional_expr, build_compound_expr, c_cast_expr,
13707 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13708 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13710 * c-semantics.c (build_stmt): Same.
13711 (build_case_label): Same.
13712 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13713 (undeclared_variable): New argument.
13714 (make_label): Same.
13715 (lookup_label): Pass location on down.
13716 (define_label): Same.
13717 (finish_decl): Same.
13718 (build_compound_literal): Same.
13719 (finish_struct): Same.
13720 (finish_function): Do not set location here.
13721 (check_for_loop_decls): New argument.
13722 * tree.c (save_expr): Set location.
13723 (build_empty_stmt): New argument.
13724 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
13725 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
13726 * builtins.c (gimplify_va_arg_expr): Use locations.
13727 (expand_builtin_sync_operation): Same.
13728 * c-typeck.c (build_component_ref): New argument.
13729 (build_array_ref): Same.
13730 (build_external_ref): Same.
13731 (c_expr_sizeof_expr): Same.
13732 (c_expr_sizeof_type): Same.
13733 (parser_build_unary_op): Same.
13734 (build_conditional_expr): Same.
13735 (build_compound_expr): Pass location on down.
13736 (build_compound_expr): New argument.
13737 (build_c_cast): Same.
13738 (c_cast_expr): Same.
13739 (build_asm_expr): Same.
13740 (c_finish_return): Same.
13741 (c_process_expr_stmt): Pass location on down.
13742 (c_finish_stmt_expr): New argument.
13743 (push_clenaup): Same.
13744 (c_finish_omp_parallel): Same.
13745 (c_finish_omp_task): Same.
13746 * gimplify.c (gimplify_call_expr): Pass location on down.
13747 * c-omp.c (c_finish_omp_master): New argument.
13748 (c_finish_omp_critical): Same.
13749 (c_finish_omp_ordered): Same.
13750 (c_finish_omp_barrier): Same.
13751 (-c_finish_omp_taskwait): Same.
13752 (c_finish_omp_atomic): Same.
13753 (c_finish_omp_flush): Same.
13754 * tree-inline.c (copy_tree_body_r): Pass location on down.
13755 (inline_forbidden_p): Remove use of input_location.
13756 * c-gimplify.c (c_build_bind_expr): New argument.
13757 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
13758 (c_sizeof_or_alignof_type): New argument.
13759 (c_alignof_expr): Same.
13760 (build_va_arg): Same.
13761 (c_add_case_label): Same.
13762 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
13763 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
13764 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
13765 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
13766 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
13767 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
13769 * stub-objc.c (objc_build_selector_expr): Same.
13770 (objc_build_throw_stmt): Same.
13771 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
13772 (c_parser_initelt): Same.
13773 (c_parser_compound_statement): Same.
13774 (c_parser_compound_statement_nostart): Same.
13775 (c_parser_label): Same.
13776 (c_parser_statement_after_labels): Same.
13777 (c_parser_if_body): Same.
13778 (c_parser_else_body): Same.
13779 (c_parser_if_statement): Same.
13780 (c_parser_switch_statement): Same.
13781 (c_parser_while_statement): Same.
13782 (c_parser_do_statement): Same.
13783 (c_parser_for_statement): Same.
13784 (c_parser_asm_statement): Same.
13785 (c_parser_conditional_expression): Same.
13786 (c_parser_binary_expression): Same.
13787 (c_parser_cast_expression): Same.
13788 (c_parser_unary_expression): Same.
13789 (c_parser_sizeof_expression): Same.
13790 (c_parser_alignof_expression): Same.
13791 (c_parser_postfix_expression): Same.
13792 (c_parser_expression): Same.
13793 (c_parser_objc_receiver): Same.
13794 (c_parser_omp_variable_list): Same.
13795 (c_parser_omp_structured_block): Same.
13796 (c_parser_omp_atomic): New argument.
13797 (c_parser_omp_barrier): Same.
13798 (c_parser_omp_critical): Same.
13799 (c_parser_omp_flush): Pass location on down.
13800 (c_parser_omp_for_loop): New argument.
13801 (c_parser_omp_for): Same.
13802 (c_parser_omp_master): Same.
13803 (c_parser_omp_ordered): Same.
13804 (c_parser_omp_sections_scope): Same.
13805 (c_parser_omp_sections): Same.
13806 (c_parser_omp_parallel): Same.
13807 (c_parser_omp_single): Same.
13808 (c_parser_omp_task): Same.
13809 (c_parser_omp_taskwait): Pass location on down.
13810 (c_parser_omp_construct): Same.
13811 (c_parser_omp_threadprivate): Same.
13812 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
13813 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
13814 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
13815 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
13816 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
13817 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
13818 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
13819 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
13820 config/i386/i386.c, stmt.c:
13821 Add location argument to the following function definitions and/or
13822 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
13823 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
13824 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
13825 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
13826 do_case, c_finish_bc_stmt, build_compound_literal,
13827 build_function_call.
13828 * c-decl.c (build_compound_literal): Add location argument.
13829 Make all diagnostic calls use location.
13830 (start_struct): Same.
13831 (finish_struct): Same.
13832 (start_enum): Same.
13833 (build_enumerator): Same.
13834 (start_function): Same.
13835 (grokdeclarator): Make all diagnostic calls use location.
13836 (store_parm_decls_oldstyle): Same.
13837 * c-typeck.c (build_function_call): Add location argument.
13838 Make all diagnostic calls use location.
13840 (c_finish_bc_stmt): Same.
13841 * tree-nested.c (get_trampoline_type): Add argument.
13842 Pass location to build_decl.
13843 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
13844 * rtl.h (RTL_LOCATION): New.
13845 * c-common.c (c_add_case_label): Add location argument.
13846 Make all diagnostic calls use location.
13847 * c-common.h: Add location argument to make_fname_decl, do_case,
13848 c_add_case_label, build_function_call, resolve_overloaded_builtin.
13849 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
13850 Set it appropriately for every case. Pass enum_loc to start_enum
13851 call. Pass value_loc first to build_enumerator. Pass enum_loc to
13853 (c_parser_struct_or_union_specifier): Save location. Use it for
13854 start_struct, finish_struct, and parser_xref_tag.
13856 2009-06-12 Ian Lance Taylor <iant@google.com>
13858 * fold-const.c (fold_unary): Rename local variable and to and_expr.
13860 * c-opts.c (c_common_handle_option): For -Wc++-compat set
13861 cpp_opts->warn_cxx_operator_names.
13863 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
13866 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
13867 is returns NULL and OP is a VCE, look through the VCE.
13869 2009-06-12 Ian Lance Taylor <iant@google.com>
13872 * collect2.c (main): Use CONST_CAST2 in code inside #if
13873 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
13875 2009-06-12 Joey Ye <joey.ye@intel.com>
13877 PR middle-end/39146
13878 * cfgexpand.c (get_decl_align_unit): Update
13879 max_used_stack_slot_alignment with align instead of
13880 stack_alignment_needed.
13882 * function.c (assign_stack_local_1): Update
13883 max_used_stack_slot_alignment with alignment_in_bits instead
13884 of stack_alignment_needed.
13885 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
13888 2009-06-12 Jakub Jelinek <jakub@redhat.com>
13890 * dwarf2out.c (last_var_location_insn): New variable.
13891 (dwarf2out_end_epilogue): Clear last_var_location_insn.
13892 (dwarf2out_var_location): Don't record anything after last real
13893 insn. Only change labels if there were any real instructions
13894 in between last note and this one, or if changed sections.
13896 2009-06-11 Richard Henderson <rth@redhat.com>
13898 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
13899 note when storing the frame pointer in a register.
13900 (FRP): Don't redefine to nothing for epilogue.
13901 (alpha_expand_epilogue): Mark register and sp restores.
13902 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
13904 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
13905 when gen_lowpart is needed.
13907 2009-06-11 Richard Henderson <rth@redhat.com>
13909 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
13911 * dwarf2out.c (need_data_align_sf_opcode): New.
13912 (div_data_align): Move earlier.
13913 (def_cfa_1, reg_save): Use it.
13915 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
13917 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
13918 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
13919 (ix86_handle_option): Handle OPT_mcrc32.
13920 (ix86_target_string): Add -mcrc32.
13921 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
13923 * config/i386/i386.h (TARGET_CRC32): New.
13925 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
13926 (sse4_2_crc32di): Likewise.
13928 * config/i386/i386.opt (mcrc32): New.
13930 * doc/invoke.texi: Document -mcrc32.
13932 2009-06-11 Richard Henderson <rth@redhat.com>
13934 * common.opt (gdwarf-): Accept a version number.
13935 * doc/invoke.texi (gdwarf-): Update docs.
13936 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
13937 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
13938 version level, and record it.
13940 * dwarf2.h (DW_CIE_VERSION): Remove.
13941 * dwarf2out.c (DWARF_VERSION): Remove.
13942 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
13943 (output_call_frame_info): Use CIE version 3 for dwarf3,
13944 or if the return register column is out of range for version 1.
13945 (dwarf_stack_op_name): Add all dwarf3 values.
13946 (DEBUG_PUBTYPES_SECTION): New.
13947 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
13948 encoding change for dwarf3.
13949 (output_die) [dw_val_class_die_ref]: Likewise.
13950 (output_compilation_unit_header): Emit correct version for dwarf3.
13951 (output_line_info): Likewise.
13952 (output_pubnames): Update for DWARF_VERSION removal.
13953 (output_aranges): Likewise.
13954 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
13955 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
13956 (dwarf2out_finish): Likewise.
13958 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13960 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
13963 2009-06-11 David Daney <ddaney@caviumnetworks.com>
13966 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
13967 * builtins.c (expand_builtin_unreachable): New function.
13968 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
13969 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
13970 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
13972 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
13973 searching for missing barriers.
13975 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13977 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
13978 when -fprofile-generate* was passed.
13979 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13981 2009-06-11 Anthony Green <green@moxielogic.com>
13983 * config/moxie/moxie.md: Define length attribute for all instructions.
13985 (*b<cond:code>): Support limited branch ranges for new PC-relative
13986 branch instructions.
13987 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
13989 2009-06-11 Jakub Jelinek <jakub@redhat.com>
13991 * config/i386/i386.c (min_insn_size): Use get_attr_length
13992 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
13993 For __asm return 0.
13995 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
13996 instead of emit_insn_before.
13998 2009-06-10 Ian Lance Taylor <iant@google.com>
14001 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14004 2009-06-10 Revital Eres <eres@il.ibm.com>
14006 * passes.c (init_optimization_passes): Reschedule
14007 predictive-commoning pass before complete unroll pass.
14009 2009-06-10 Martin Jambor <mjambor@suse.cz>
14011 * cgraph.c (cgraph_node_can_be_local_p): New function.
14012 (cgraph_make_node_local): New function.
14013 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14014 (cgraph_make_node_local): Declare.
14016 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14018 * tree.h (tree_base): Add packed_flag and user_align fields.
14019 Decrease size of spare field.
14020 (TYPE_USER_ALIGN): Use user_align from tree_base.
14021 (DECL_USER_ALIGN): Likewise.
14022 (TYPE_PACKED): Use packed_flag from tree_base.
14023 (DECL_PACKED): Likewise.
14024 (tree_type): Delete packed_flag and user_align fields. Widen
14025 precision field. Widen mode field and shuffle fields to align
14026 mode on an 8-bit boundary.
14027 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14028 Renumber decl_flag_* fields. Fix comments. Widen
14029 decl_common_unused field.
14030 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14031 (DECL_EXTERNAL): Likewise.
14032 (DECL_BIT_FIELD): Likewise.
14033 (DECL_NONADDRESSABLE_P): Likewise.
14034 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14035 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14037 2009-06-10 Ian Lance Taylor <iant@google.com>
14039 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14040 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14041 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14042 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14043 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14044 DEF_VEC_ALLOC_FUNC_P.
14045 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14046 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14047 DEF_VEC_ALLOC_FUNC_O.
14048 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14049 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14050 DEF_VEC_ALLOC_FUNC_I.
14051 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14052 (vec_stack_p_reserve_exact_1): Declare.
14053 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14054 (vec_stack_free): Declare.
14055 (VEC_stack_alloc): Define.
14056 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14057 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14058 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14059 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14061 (stack_vecs): New static variable.
14062 (vec_stack_p_reserve_exact_1): New function.
14063 (vec_stack_o_reserve_1): New static function.
14064 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14065 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14066 (vec_stack_free): New function.
14067 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14068 (VEC_df_ref_stack_alloc): Define.
14069 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14070 DEF_VEC_ALLOC_P_STACK.
14071 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14072 (struct df_collection_rec): Change _vec fields to VEC. Remove
14074 (df_free_collection_rec): Adjust for new fields.
14075 (df_insn_rescan): Use new df_collection_rec fields.
14076 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14077 (df_ref_create_structure, df_ref_record): Likewise.
14078 (df_get_conditional_uses, df_get_call_refs): Likewise.
14079 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14080 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14081 (df_record_exit_block_uses, df_bb_verify): Likewise.
14082 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14083 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14084 Remove count parameter. Change return type to void. Change all
14086 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14087 Remove count parameter. Change return type to void. Change all
14089 (df_install_refs): Change old_vec parameter to VEC. Remove count
14090 parameter. Change all callers.
14091 (df_install_mws): Change old_vec parameter to VEC. Remove count
14092 parameter. Change all callers.
14093 (df_refs_verify): Change new_rec parameter to VEC. Change call
14095 (df_mws_verify): Likewise.
14097 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14099 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14101 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14103 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14105 2009-06-10 Anthony Green <green@moxielogic.com>
14107 * config/moxie/crti.asm: New file.
14108 * config/moxie/crtn.asm: New file.
14109 * config/moxie/moxie.c: New file.
14110 * config/moxie/moxie.h: New file.
14111 * config/moxie/sfp-machine.h: New file.
14112 * config/moxie/moxie-protos.h: New file.
14113 * config/moxie/t-moxie: Created.
14114 * config/moxie/t-moxie-softfp: Created.
14115 * config/moxie/moxie.md: Created.
14116 * config/moxie/constraints.md: Created.
14117 * config.gcc: Add moxie support.
14118 * doc/md.texi (Machine Constraints): Add moxie constraints.
14119 * doc/contrib.texi (Contributors): Mention moxie port.
14120 * doc/install.texi (Specific): Mention the moxie port.
14122 2009-06-09 Ian Lance Taylor <iant@google.com>
14124 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14125 compiling with C++.
14126 * optabs.c (optab_table): Only use designated initializers if
14127 HAVE_DESIGNATED_INITIALIZERS is defined.
14128 (convert_optab_table): Likewise.
14129 (init_optabs): Always call init_insn_codes if
14130 HAVE_DESIGNATED_INITIALIZERS is not defined.
14132 2009-06-09 Ian Lance Taylor <iant@google.com>
14134 * targhooks.c (default_builtin_vectorized_function): Change fn
14135 parameter to unsigned int.
14136 (default_builtin_vectorized_conversion): Change code parameter to
14138 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14139 * targhooks.h: Update declarations.
14140 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14141 parameter to unsigned int.
14143 * c-typeck.c (comptypes_check_enum_int): New static function.
14144 (comptypes_internal): Add enum_and_int_p parameter. Change all
14146 (comp_target_types): Add location parameter. Change all callers.
14147 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14148 Change all callers.
14149 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14150 (build_conditional_expr): Add colon_loc parameter. Change all
14152 (convert_for_assignment): Add location parameter. Change all callers.
14153 * c-parser.c (c_parser_conditional_expression): Pass location of
14154 colon to build_conditional_expr.
14155 * c-tree.h (build_conditional_expr): Update declaration.
14157 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14159 * graphite.c: Revert previous patch.
14161 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14164 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14166 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14168 * tree-ssa-loop-prefetch.c
14169 (loop_prefetch_arrays): Fixed a portability problem in printf format
14172 2009-06-09 Martin Jambor <mjambor@suse.cz>
14174 PR tree-optimization/40351
14175 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14176 refrence to a potential artifical subaccess can be constructed.
14178 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14180 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14181 (sh_override_options): Likewise.
14182 * config/sh/sh.c: Include params.h.
14183 (sh_optimization_options): New.
14184 (sh_override_options): Likewise.
14185 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14186 (OVERRIDE_OPTIONS): Use sh_override_options.
14188 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14190 * dwarf2out.c (emit_cfa_remember): New variable.
14191 (add_fde_cfi): If emit_cfa_remember, recurse to add
14192 DW_CFA_remember_state first.
14193 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14194 instead just set emit_cfa_remember.
14196 2009-06-08 Jan Hubicka <jh@suse.cz>
14199 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14201 2009-06-08 Jan Hubicka <jh@suse.cz>
14203 PR middle-end/39834
14204 * cgraphunit.c (save_inline_function_body): Do not copy transform
14205 hooks for saved inline bodies.
14206 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14207 for given function.
14209 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14211 * jump.c (returnjump_p): Handle delayed branches. Add missing
14214 2009-06-08 Jan Hubicka <jh@suse.cz>
14216 PR middle-end/40102
14217 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14218 original node might've been modified.
14219 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14221 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14223 * tree-object-size.c (addr_object_size): Add OSI argument.
14224 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14225 (compute_builtin_object_size, expr_object_size): Adjust callers.
14226 (plus_stmt_object_size): Call addr_object_size instead of
14227 compute_builtin_object_size.
14229 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14230 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14232 * tree-ssa-loop-prefetch.c
14233 (gather_memory_references): Introduced a counter for the number of
14235 (anything_to_prefetch_p): Introduced a counter for the number of
14237 (is_loop_prefetching_profitable): New function with a cost model
14239 (loop_prefetch_arrays): Use the new cost model to determine if
14240 prefetching is profitable.
14241 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14242 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14243 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14244 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14245 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14246 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14248 2009-06-08 Michael Matz <matz@suse.de>
14251 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14252 partitions use the same.
14253 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14254 for basevars of SSA_NAMEs.
14255 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14256 to not expand them twice.
14257 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14260 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14262 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14263 (fdump-final-insns=, gtoggle): New.
14264 * doc/invoke.texi: Document them.
14265 * final.c (rest_of_clean_state): Dump final insn stream.
14266 * gcc.c (invoke_as): Hook in -fcompare-debug.
14267 (static_spec_functions): Add compare-debug-dump-opt,
14268 compare-debug-self-opt and compare-debug-auxbase-opt.
14269 (compare_debug, compare_debug_second, compare_debug_opt): New.
14270 (switches_debug_check, n_switches_debug_check): New.
14271 (debug_auxbase_opt, debug_check_temp_file): New.
14272 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14274 (do_self_spec): Handle arguments after switches.
14275 (do_spec_1): Add .gk extension to temp file basenames for compare.
14276 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14277 (cc1_options): Use it instead of normal auxbase computation for
14278 the second compare-debug compilation.
14279 (compare_files): New.
14280 (main): Set up and implement compare debug mode.
14281 (compare_debug_dump_opt_spec_function): New.
14282 (compare_debug_self_opt_spec_function): New.
14283 (compare_debug_auxbase_opt_spec_function): New.
14284 * toplev.c (process_options): Handle flag_gtoggle,
14285 flag_dump_final_insns.
14286 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14287 during -fcompare-debug-second compilation.
14289 2009-06-07 Ian Lance Taylor <iant@google.com>
14291 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14292 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14294 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14295 with no default node. Change warning with %H to warning_at.
14296 Don't clear warn_switch around case checking.
14297 * doc/invoke.texi (Warning Options): Clarify distinction between
14298 -Wswitch and -Wswitch-enum.
14300 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14302 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14304 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14306 * gbl-ctors.h: Add header guard.
14308 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14310 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14311 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14312 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14313 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14314 prototypes for removed functions.
14315 (expressions_equal_p): Move to ...
14316 * tree-ssa-sccvn.h: ... here and ...
14317 * matrix-reorg.c: ... adjust includes.
14319 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14321 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14323 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14325 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14326 (finish_function): Remove erroneous whitespace.
14328 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14330 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14331 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14333 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14335 * errors.c (internal_error): Commentary typo fix.
14336 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14337 * tree-ssa-pre.c: Ditto.
14339 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14341 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14342 them is supposed to hold actual statements.
14344 2009-06-06 Ian Lance Taylor <iant@google.com>
14346 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14347 empty statements can now have attributes.
14349 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14351 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14352 * config/mips/mips.md: Ditto.
14354 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14356 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14358 (__eabi_uconvert): Likewise.
14360 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14362 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14363 CFI_* definitions with IN_GCC.
14365 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14367 * xcoffout.h (xcoffout_source_line): Update prototype.
14369 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14371 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14372 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14374 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14376 PR middle-end/40340
14377 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14378 inlined_function_outer_scope_p blocks for artificial inlines
14380 * tree.c (tree_nonartificial_location): Rewrite using
14381 block_nonartificial_location.
14383 2009-06-05 Revital Eres <eres@il.ibm.com>
14384 Leehod Baruch <leehod@il.ibm.com>
14386 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14387 (expand_expr_real_1): Remove comment.
14388 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14389 Vectorize misaligned access when the target supports it.
14390 (vect_supportable_dr_alignment): Check for unaligned access support.
14391 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14394 2009-06-05 Julian Brown <julian@codesourcery.com>
14396 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14397 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14399 2009-06-05 Richard Guenther <rguenther@suse.de>
14402 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14403 as possibly unused.
14405 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14407 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14408 (save_gprs): Don't tell unwinder when a global register is saved.
14409 (s390_emit_epilogue): Emit needed epilogue unwind info.
14411 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14413 * dwarf2out.c (deferred_asm_name): New.
14414 (add_name_and_src_coords_attributes): Defer creation of
14415 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14417 (move_linkage_attr): New.
14418 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14421 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14423 * tree-nested.c (finalize_nesting_tree_1): Declare the
14424 frame_decl in the binding tree.
14426 2009-06-04 Cary Coutant <ccoutant@google.com>
14428 * basic-block.h (struct basic_block_def): Add discriminator field.
14429 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14431 * debug.c (do_nothing_debug_hooks): Add additional entry.
14432 (debug_nothing_int_charstar_int): New function.
14433 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14434 (debug_nothing_int_charstar_int): New declaration.
14435 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14436 discriminator value in .loc directive.
14437 * final.c (last_discriminator): New variable.
14438 (discriminator): New variable.
14439 (final_start_function): Initialize above variables, pass current
14440 discriminator to debug hook.
14441 (notice_source_line): Check for discriminator change.
14442 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14443 * sdbout.c (sdbout_source_line): New parameter.
14444 * tree-cfg.c (struct locus_discrim_map): New structure type.
14445 (discriminator_per_locus): New hash table.
14446 (build_gimple_cfg): Allocate and free discriminator hash table.
14447 (make_edges): Call assign_discriminator.
14448 (locus_map_hash): New function.
14449 (locus_map_eq): New function.
14450 (next_discriminator_for_locus): New function.
14451 (same_line_p): New function.
14452 (assign_discriminator): New function.
14453 (make_cond_expr_edges): Call assign_discriminator.
14454 (make_gimple_switch_edges): Likewise.
14455 (first_non_label_stmt): New function.
14456 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14458 * xcoffout.c (xcoffout_source_line): Add new parameter.
14460 * configure.ac (gcc_cv_as_discriminator): New configury check for
14461 gas support for discriminator.
14462 * configure: Regenerate.
14463 * config.in: Regenerate.
14465 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14467 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14468 val after checking for integers.
14470 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14472 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14474 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14475 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14476 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14477 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14478 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14479 X64_SSE_REGPARM_MAX.
14480 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14481 X64_SSE_REGPARM_MAX.
14483 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14485 * gcc.c (report_times_to_file): New.
14486 (execute): Implement it.
14487 (process_command): Support -time=.
14488 * doc/invoke.texi: Document it.
14490 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14492 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14493 that have value exprs.
14495 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14497 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14498 declarations for constants until...
14499 (dw2_output_indirect_constant_1): ... this point.
14501 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14504 * arm.md (arm_addsi3): Don't try to split an add with an
14505 eliminable register until after reload has completed.
14507 2009-06-03 Ian Lance Taylor <iant@google.com>
14509 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14510 * genattrtab.c (write_length_unit_log): Likewise.
14511 * genchecksum.c (dosum): Likewise.
14512 * gengtype.c (write_rtx_next): Likewise.
14513 (finish_root_table, write_roots): Likewise.
14514 * gimple.c (gimple_ops_offset_): Likewise.
14515 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14516 * config/arc/arc.c (arc_attribute_table): Likewise.
14517 * config/arm/arm.c (arm_attribute_table): Likewise.
14518 * config/avr/avr.c (avr_attribute_table): Likewise.
14519 * config/crx/crx.c (crx_attribute_table): Likewise.
14520 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14521 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14522 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14523 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14524 * config/sh/sh.c (sh_attribute_table): Likewise.
14525 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14526 * config/spu/spu.c (spu_attribute_table): Likewise.
14527 * config/v850/v850.c (v850_attribute_table): Likewise.
14529 * config/alpha/alpha.c (vms_attribute_table): Make static.
14530 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14531 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14532 * config/mips/mips.c (mips_attribute_table): Likewise.
14534 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14536 (cc1-checksum.o): Likewise.
14538 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14540 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14542 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14544 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14545 insn if it is changing sp. Use gen_add3_insn instead of
14546 conditionally gen_addsi3 and gen_adddi3.
14547 (offset_below_red_zone_p): New static inline function.
14548 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14549 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14550 * config/rs6000/ppc-asm.h: Include auto-host.h.
14551 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14552 CFI_RESTORE): Define.
14553 * config/rs6000/crtresxgpr.asm: Add unwind info.
14554 * config/rs6000/crtresxfpr.asm: Likewise.
14555 * config/rs6000/crtresgpr.asm: Likewise.
14556 * config/rs6000/crtresfpr.asm: Likewise.
14557 * config/rs6000/crtsavgpr.asm: Likewise.
14558 * config/rs6000/crtsavfpr.asm: Likewise.
14560 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14561 argument of DWARF2_FRAME_REG_OUT macros.
14563 2009-06-03 Julian Brown <julian@codesourcery.com>
14565 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14566 words or less (including TImode) in core registers.
14568 2009-06-03 Richard Guenther <rguenther@suse.de>
14570 PR middle-end/40328
14571 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14573 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14575 * statistics.c (statistics_counter_event): Do not record event
14576 in pass dump if its number == -1.
14577 (curr_statistics_hash): Add assert that we never get passes
14578 with static number == -1.
14580 2009-06-03 Richard Guenther <rguenther@suse.de>
14581 Andrey Belevantsev <abel@ispras.ru>
14583 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14584 non-BLKmode arrays addressable.
14586 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14588 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14589 * config/m68k/m68k.h: ... here.
14591 2009-06-03 Martin Jambor <mjambor@suse.cz>
14593 PR tree-optimization/40323
14594 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14597 2009-06-03 Richard Guenther <rguenther@suse.de>
14599 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14602 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14604 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14605 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14606 JUMP_TABLE_DATA_P where applicable.
14607 * config/sh/sh.c: Ditto.
14608 * config/sh/sh.h: Ditto.
14609 * config/sh/sh.md: Ditto.
14610 * config/sh/symbian.c: Ditto.
14612 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14614 * config/i386/driver-i386.c (describe_cache): Optimize
14615 concatenation of strings. Use snprintf instead of sprintf.
14616 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14617 target when not compiling with GCC.
14619 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14621 * config/sh/sh.c: Revert last change.
14622 (sh_expand_epilogue): Emit a blockage insn before the frame
14623 pointer adjustment unconditionally.
14625 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14627 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14628 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14629 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14630 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14631 to COLLECT_GCC_OPTIONS.
14633 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14635 * collect2.c (target_system_root): New variable.
14636 (main): Handle --sysroot=.
14637 (ignore_library): Strip the sysroot from the library path.
14639 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14641 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14642 (collect2.o): Depend on collect2-aix.h.
14643 (collect2-aix.o): New rule.
14644 * collect2-aix.h: New file.
14645 * collect2-aix.c: Likewise.
14646 * collect2.c: Include collect2-aix.h. Don't undefine
14647 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14648 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14649 Use TARGET_AIX_VERSION instead of _AIX51.
14650 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14651 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14652 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14653 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14654 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14656 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14658 * collect2.c (ignore_library): Avoid premature post-increment
14659 and null deference.
14661 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14663 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14664 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14665 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14666 CROSS_DIRECTORY_STRUCTURE too.
14667 (LINK_LIBG_SPEC): Likewise.
14668 (LIB_SPEC): Add %R to sysroot paths.
14669 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14670 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14671 * config/rs6000/aix51.h: As for aix43.h.
14672 * config/rs6000/aix52.h: Likewise.
14673 * config/rs6000/aix53.h: Likewise.
14674 * config/rs6000/aix61.h: Likewise.
14675 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14676 to the beginning of sysroot paths.
14678 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14680 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14681 INSN_LISTs that are out of the REG_NOTE range.
14683 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14685 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14686 (struct var_to_expand): Likewise.
14687 (struct opt_info): Add head and tail for linked lists of the above.
14688 (analyze_insn_to_expand_var): Initialize next.
14689 (analyze_iv_to_split_insn): Likewise.
14690 (analyze_insns_in_loop): Create linked lists.
14691 (allocate_basic_variable): Simplify for use without hash table.
14692 (insert_var_expansion_initialization): Likewise, make it type-safer.
14693 (combine_var_copies_in_loop_exit): Likewise.
14694 (apply_opt_in_copies): Walk lists rather than hash tables.
14695 (release_var_copies): Simplified and inlined by hand into...
14696 (free_opt_info): ... this function.
14698 2009-06-02 Richard Guenther <rguenther@suse.de>
14700 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14703 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14705 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14706 only for builtins that are not overridden.
14708 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14710 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14713 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14715 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14717 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14719 * combine.c (move_deaths): Compare LUIDs within the same BB only.
14721 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14723 * common.opt (fdump-unnumbered-links): New.
14724 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
14725 * print-rtl.c (flag_dump_unnumbered_links): New.
14726 (print_rtx): Test it.
14728 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
14730 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
14731 push/pop multiple to 8-byte alignment.
14733 2009-06-01 Jakub Jelinek <jakub@redhat.com>
14735 * config/i386/i386.c (queued_cfa_restores): New static variable.
14736 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
14738 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
14739 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
14740 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
14741 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
14742 note unconditionally.
14743 (ix86_emit_restore_regs_using_mov): Likewise.
14744 (ix86_emit_restore_sse_regs_using_mov): Likewise.
14745 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
14746 it through to ix86_emit_restore_reg_using_pop.
14747 (ix86_emit_leave): Add RED_OFFSET argument. Call
14748 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
14749 instead of adding REG_CFA_OFFSET note unconditionally.
14750 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
14751 the above functions. Call ix86_add_queued_cfa_restore_notes when
14754 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
14755 force output of the label even for dwarf2out_do_cfi_asm.
14756 (add_fde_cfi): If -g2 and above and cfi might change CFA,
14757 force creation of CFI label and chain DW_CFA_set_loc jumping to it
14758 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
14760 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
14761 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
14762 dwarf2out_cfi_label callers.
14763 * tree.h (dwarf2out_cfi_label): Adjust prototype.
14764 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
14765 Adjust dwarf2out_cfi_label callers.
14766 * config/vax/vax.c (vax_output_function_prologue): Likewise.
14768 * config/i386/i386.h (struct machine_cfa_state,
14769 struct machine_function): Guard with ifndef USED_FOR_TARGET
14770 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
14773 * emutls.c (__emutls_get_address): Change arr->size to mean number
14774 of allocated arr->data entries instead of # of slots + 1.
14776 PR middle-end/40316
14777 * recog.c (peep2_reinit_state): New function.
14778 (peephole2_init_state): Use it at the end of a basic block and also
14779 when seeing a RTX_FRAME_RELATED_P insn.
14781 2009-06-01 Steve Ellcey <sje@cup.hp.com>
14783 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
14784 fixuns_truncrfdi2): New.
14785 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
14786 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
14787 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
14788 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
14789 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
14790 *recip_approx): Remove.
14791 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
14792 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
14793 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
14795 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
14798 2009-06-01 Ian Lance Taylor <iant@google.com>
14800 * attribs.c (register_attribute): Use CONST_CAST.
14801 * collect2.c (main): Use CONST_CAST2.
14802 (scan_prog_file): Likewise.
14803 * gcc.c (process_command, main): Likewise.
14804 * toplev.c (toplev_main): Likewise.
14806 * c-typeck.c (handle_warn_cast_qual): New static function,
14807 partially broken out of build_c_cast.
14808 (build_c_cast): Call handle_warn_cast_qual.
14809 * doc/invoke.texi (Warning Options): Document new effect of
14812 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
14814 * diagnostic.c (diagnostic_build_prefix): Always print columns.
14815 (diagnostic_report_current_module): Print columns.
14816 * common.opt (flag_show_column): Enable by default.
14818 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
14820 * alias.c (find_base_term): Check for NULL term before returning.
14822 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14824 Revert due to PR40320:
14825 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14826 * calls.c (emit_library_call_value_1): Don't force_operand for move
14829 2009-06-01 Olivier Hainque <hainque@adacore.com>
14830 Eric Botcazou <ebotcazou@adacore.com>
14832 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
14833 to be processed as a bitfield for constructor output purposes.
14834 * output.h (initializer_constant_valid_for_bitfield_p): Declare
14836 * varasm.c (oc_local_state): New type, output_constructor
14837 local state to support communication with helpers.
14838 (oc_outer_state): New type, output_constructor outer state of
14839 relevance in recursive calls.
14840 (output_constructor_array_range): New output_constructor helper,
14841 extracted code for an array range element.
14842 (output_constructor_regular_field): New output_constructor helper,
14843 extracted code for an element that is not a bitfield.
14844 (output_constructor_bitfield): New output_constructor helper,
14845 extracted code for a bitfield element. Accept an OUTER state
14846 argument for recursive processing. Recurse on record or array
14847 CONSTRUCTOR values, possibly past noop conversions.
14848 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
14849 VALUE is a valid constant-valued expression for use in a static
14850 bit-field initializer.
14851 (output_constructor): Rework to use helpers. Accept and honor an
14852 OUTER state argument for recursive calls. Return total size. Be
14853 prepared for nested constructors initializing bitfields.
14854 (output_constant): Feed OUTER in calls to output_constructor.
14856 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
14858 * calls.c (emit_library_call_value_1): Don't force_operand for move
14861 2009-06-01 Nick Clifton <nickc@redhat.com>
14863 * doc/invoke.texi (IA-64 Options): Fix typo.
14865 2009-06-01 Ira Rosen <irar@il.ibm.com>
14867 PR tree-optimization/39129
14868 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
14870 (vect_do_peeling_for_loop_bound): Use
14871 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14872 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14873 (vect_loop_versioning): Likewise.
14874 (vect_create_cond_for_alias_checks): Fix indentation.
14875 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
14877 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
14878 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
14879 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
14880 "control flow in loop".
14881 (vect_estimate_min_profitable_iters): Use
14882 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
14883 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
14884 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
14885 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
14886 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
14887 statement belongs to a group of strided accesses with the exact code
14889 (vectorizable_load): Likewise.
14890 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
14891 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
14893 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
14895 * config/freebsd-stdint.h: New file.
14896 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
14897 Add freebsd-stdint.h to tm_file.
14899 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
14901 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
14902 (thumb2_extendhidi2): Likewise.
14904 2009-05-31 Ian Lance Taylor <iant@google.com>
14906 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
14908 2009-05-31 Ian Lance Taylor <iant@google.com>
14910 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
14911 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
14912 (ipa-reference.o): Depend upon gt-ipa-reference.h.
14914 2009-05-31 Jason Merrill <jason@redhat.com>
14916 * tree-pretty-print.c (print_call_name): Take the callee, not the
14917 call itself. Make non-static. Use dump_function_name for functions.
14918 (dump_generic_node): Adjust.
14919 * diagnostic.h: Declare print_call_name.
14920 * gimple-pretty-print.c (dump_gimple_call): Use it.
14922 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14924 * config/sh/sh.md (ashldi3_std): New define_expand.
14927 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
14930 * config/sh/sh.c: Include debug.h.
14931 (sh_expand_epilogue): Emit a blockage insn before the frame
14932 pointer adjustment also when dwarf2out_do_frame returns true.
14934 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
14936 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
14937 (thumb2_extendqidi2): New pattern.
14939 2009-05-31 Ira Rosen <irar@il.ibm.com>
14941 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
14942 mark phis for renaming.
14943 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
14944 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
14945 Call mark_sym_for_renaming.
14946 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
14947 * tree-vect-loop.c (vect_transform_loop): Remove
14948 vect_memsyms_to_rename initialization and a call to
14949 mark_set_for_renaming.
14951 2009-05-31 Jakub Jelinek <jakub@redhat.com>
14953 PR middle-end/40304
14954 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
14955 frame related even if !set_cfa && style < 0.
14957 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
14959 * config/i386/mingw-tls.c: New file.
14960 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
14961 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
14962 defining _WIN32 but not __CYGWIN__.
14964 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14966 * configure.ac: Add MPC support.
14968 * config.in, configure: Regenerate.
14970 2009-05-29 Richard Henderson <rth@redhat.com>
14972 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
14973 NOTE_INSN_BASIC_BLOCK.
14974 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
14975 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
14976 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
14978 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
14980 (add_cfi): Disable check redefining cfa away from drap.
14981 (lookup_cfa_1): Add remember argument; handle remember/restore.
14982 (lookup_cfa): Pass remember argument.
14983 (cfa_remember): New.
14984 (compute_barrier_args_size_1): Remove sibcall check.
14985 (dwarf2out_frame_debug_def_cfa): New.
14986 (dwarf2out_frame_debug_adjust_cfa): New.
14987 (dwarf2out_frame_debug_cfa_offset): New.
14988 (dwarf2out_frame_debug_cfa_register): New.
14989 (dwarf2out_frame_debug_cfa_restore): New.
14990 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
14991 (dwarf2out_begin_epilogue): New.
14992 (dwarf2out_frame_debug_restore_state): New.
14993 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
14994 DW_CFA_restore_state.
14995 (output_cfi_directive): Likewise.
14996 (convert_cfa_to_fb_loc_list): Likewise.
14997 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
14998 * dwarf2out.h: Update.
14999 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15000 (copy_insn_1): Early out for null.
15001 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15002 and dwarf2out_frame_debug_restore_state.
15003 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15004 (prologue_insn_hash, epilogue_insn_hash): New.
15005 (free_after_compilation): Adjust freeing accordingly.
15006 (record_insns): Create hash table if needed; push insns into
15007 hash instead of array.
15008 (maybe_copy_epilogue_insn): New.
15009 (contains): Search hash table instead of array.
15010 (sibcall_epilogue_contains): Remove.
15011 (thread_prologue_and_epilogue_insns): Split eh_return insns
15012 and mark them as epilogues.
15013 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15014 scanning in terms of basic blocks.
15015 * insn-notes.def (CFA_RESTORE_STATE): New.
15016 * jump.c (returnjump_p_1): Accept EH_RETURN.
15017 (eh_returnjump_p_1, eh_returnjump_p): New.
15018 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15019 CFA_REGISTER, CFA_RESTORE): New.
15020 * rtl.def (EH_RETURN): New.
15021 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15023 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15024 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15026 * config/i386/i386.c (gen_push): Update cfa state.
15027 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15028 add a CFA_ADJUST_CFA note.
15029 (ix86_dwarf_handle_frame_unspec): Remove.
15030 (ix86_expand_prologue): Update cfa state.
15031 (ix86_emit_restore_reg_using_pop): New.
15032 (ix86_emit_restore_regs_using_pop): New.
15033 (ix86_emit_leave): New.
15034 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15035 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15036 * config/i386/i386.h (struct machine_cfa_state): New.
15037 (ix86_cfa_state): New.
15038 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15039 (eh_return_internal): Merge from eh_return_<mode>,
15040 use eh_return rtx, split w/ epilogue.
15042 2009-05-29 Ian Lance Taylor <iant@google.com>
15044 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15046 * calls.c (emit_library_call_value_1): Likewise.
15048 * c-typeck.c (c_build_va_arg): New function.
15049 * c-tree.h (c_build_va_arg): Declare.
15050 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15051 instead of build_va_arg.
15053 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15055 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15056 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15057 (ptr_difference_cost): Use affine combinations to compute it.
15058 (difference_cost): Likewise.
15059 (get_computation_cost_at): Compute more accurate cost for addresses
15060 if the ratio is a multiplier allowed in addresses.
15061 For non-addresses, consider that an additional offset or symbol is
15064 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15066 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15067 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15069 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15070 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15071 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15073 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15074 to 1 for TYPE_SSE{IADD1,CVT1}.
15075 (prefix_vex_imm8): Removed.
15076 (length_vex): Only pass 1 as second argument to
15077 ix86_attr_length_vex_default if prefix_extra is 0.
15078 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15079 (length): For prefix vex computation use length_immediate
15080 attribute instead of prefix_vex_imm8.
15081 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15082 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15083 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15084 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15085 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15086 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15087 a space in between the operands.
15088 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15089 if one operand is 0xff and the other one si, di, bp or sp.
15090 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15091 other one si, di, bp or sp.
15092 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15093 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15094 type and mode attributes.
15095 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15096 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15097 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15098 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15099 prefix_data16 attribute iff MODE_DF.
15100 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15101 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15102 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15103 constm128_operand in length_immediate computation.
15104 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15105 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15106 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15107 length_immediate attribute to 1.
15108 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15109 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15110 for certain alternatives.
15111 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15112 prefix_data16 attribute if MODE_V1DF.
15113 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15114 length_immediate to 1.
15115 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15116 length_address to 4, set mode attribute to MODE_DI.
15117 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15118 (fxam<mode>2_i387): Set length attribute to 4.
15119 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15120 *prefetch_3dnow_rex): Override length_address attribute.
15121 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15123 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15124 (constm128_operand): Removed.
15125 * config/i386/i386.c (memory_address_length): For
15126 disp && !index && !base in 64-bit mode account for SIB byte if
15127 print_operand_address can't optimize disp32 into disp32(%rip)
15128 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15129 for fs: or gs: segment.
15130 (ix86_attr_length_immediate_default): When checking if shortform
15131 is possible, truncate immediate to the length of the non-shortened
15133 (ix86_attr_length_address_default): Ignore MEM_P operands
15135 (ix86_attr_length_vex_default): Only check for DImode on
15136 GENERAL_REG_P operands.
15137 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15138 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15139 (sse_cvttps2pi): Clear prefix_rep attribute.
15140 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15142 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15143 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15144 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15145 iff operand 2 is const_int_operand.
15146 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15147 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15148 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15150 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15152 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15153 prefix_data16 attribute for movlpd and movhpd instructions.
15154 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15155 length_immediate for shufpd instruction.
15156 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15157 (avx_cmpp<avxmodesuffixf2c><mode>3,
15158 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15159 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15160 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15161 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15162 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15163 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15164 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15165 prefix_data16 attribute for the first alternative to 1.
15166 (*avx_loadlps): Override length_immediate for the first alternative.
15167 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15168 attributes for second alternative.
15169 (*vec_concatv2sf_sse4_1): Override length_immediate and
15170 prefix_data16 attributes for second alternative.
15171 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15172 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15173 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15174 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15175 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15176 prefix_data16 and length_immediate to 1.
15177 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15179 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15180 prefix_extra attribute for variants that don't have 0f prefix alone.
15181 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15182 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15183 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15184 *sse4_1_pextrd): Set length_immediate to 1.
15185 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15186 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15188 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15189 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15190 length_immediate to 1 for second alternative.
15191 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15192 prefix_extra and length_immediate attributes for the first
15194 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15196 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15197 to 1 for the first and third alternative.
15198 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15200 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15202 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15204 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15205 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15206 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15207 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15208 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15209 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15210 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15211 ssse3_psign<mode>3): Override prefix_rex attribute.
15212 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15213 (ssse3_palignrti): Override length_immediate to 1.
15214 (ssse3_palignrdi): Override length_immediate to 1, override
15215 prefix_rex attribute.
15216 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15217 (sse4a_extrqi): Override length_immediate to 2.
15218 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15219 (sse4a_insertq): Override prefix_data16 to 0.
15220 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15221 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15222 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15223 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15224 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15225 and length_immediate to 1.
15226 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15227 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15228 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15229 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15230 and length_immediate to 1.
15231 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15232 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15233 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15234 avx_ptest256): Override prefix_extra to 1.
15235 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15236 Override prefix_data16 and length_immediate to 1.
15237 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15238 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15239 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15240 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15241 prefix_data16 to 0 and prefix_extra to 2.
15242 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15243 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15245 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15246 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15247 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15248 and prefix_extra to 2.
15249 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15250 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15251 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15252 avx_vpermilvar<mode>3,
15253 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15254 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15255 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15256 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15257 Override prefix_extra to 1.
15258 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15259 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15260 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15261 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15262 prefix_extra and length_immediate to 1.
15263 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15265 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15266 to 1 for the first alternative.
15267 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15268 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15270 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15271 *movv2sf_internal_avx, *movv2sf_internal): Override
15272 prefix_rep attribute for certain alternatives.
15273 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15274 attributes for certain alternatives.
15275 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15276 attributes for certain alternatives.
15277 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15278 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15279 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15280 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15281 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15282 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15283 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15284 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15285 length_immediate to 1 if operand 2 is const_int_operand.
15286 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15287 *vec_extractv2si_1): Set length_immediate attribute to 1.
15288 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15289 using old 3DNOW insn rather than SSE/3DNOW_A.
15290 (mmx_emms, mmx_femms): Clear modrm attribute.
15292 2009-05-29 Martin Jambor <mjambor@suse.cz>
15294 * tree-sra.c: New implementation of SRA.
15296 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15297 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15298 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15299 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15300 (SRA_MAX_STRUCTURE_COUNT): Removed.
15301 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15302 * doc/invoke.texi (sra-max-structure-size): Removed.
15303 (sra-field-structure-ratio): Removed.
15305 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15307 PR middle-end/40291
15308 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15311 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15313 PR rtl-optimization/40101
15314 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15315 seqno. Adjust comment.
15316 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15317 inserting bookkeeping before a jump, the jump is not scheduled.
15318 When no positive seqno found, provide a value. Add comment.
15320 2009-05-29 Richard Guenther <rguenther@suse.de>
15322 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15323 short-cutting on the first component.
15325 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15327 PR middle-end/39958
15328 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15329 for trees other than decls/types.
15331 2009-05-29 Richard Guenther <rguenther@suse.de>
15333 * tree-ssa-operands.c (get_expr_operands): Do not handle
15334 INDIRECT_REFs in the handled-component case. Remove
15335 unused get_ref_base_and_extent case.
15336 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15337 tree_low_cst and host_integerp where possible.
15338 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15339 codes for equivalence.
15340 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15342 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15344 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15345 to tmake_file for i[34567]86-*-cygwin*.
15347 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15350 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15351 (altivec_categorize_keyword, init_vector_keywords,
15352 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15355 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15357 * tree.c (handle_dll_attribute): Check if node is
15358 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15360 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15362 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15364 (thumb2_zero_extendqidi2): Likewise.
15366 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15368 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15369 instead of gen_movrt.
15370 * config/sh/sh.md (movrt): Remove.
15372 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15374 * doc/invoke.texi (IA-64 Options):
15375 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15376 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15377 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15378 -msched-prefer-non-control-spec-insns,
15379 -msched-stop-bits-after-every-cycle,
15380 -msched-count-spec-in-critical-path,
15381 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15382 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15383 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15384 and -msched-spec-verbose.
15386 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15388 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15389 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15391 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15393 2009-05-28 Richard Guenther <rguenther@suse.de>
15395 * tree-ssa-alias.c (ao_ref_init): New function.
15396 (ao_ref_base): Likewise.
15397 (ao_ref_base_alias_set): Likewise.
15398 (ao_ref_alias_set): Likewise.
15399 (refs_may_alias_p_1): Change signature.
15400 (refs_may_alias_p): Adjust.
15401 (refs_anti_dependent_p): Likewise.
15402 (refs_output_dependent_p): Likewise.
15403 (call_may_clobber_ref_p_1): Change signature.
15404 (call_may_clobber_ref_p): Adjust.
15405 (stmt_may_clobber_ref_p_1): New function split out from ...
15406 (stmt_may_clobber_ref_p): ... here.
15407 (maybe_skip_until): Adjust signature.
15408 (get_continuation_for_phi): Likewise.
15409 (walk_non_aliased_vuses): Likewise.
15410 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15411 (ao_ref_init): Declare.
15412 (ao_ref_base): Likewise.
15413 (ao_ref_alias_set): Likewise.
15414 (stmt_may_clobber_ref_p_1): Likewise.
15415 (walk_non_aliased_vuses): Adjust.
15416 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15417 (get_ref_from_reference_ops): remove.
15418 (vn_reference_lookup_2): Adjust signature.
15419 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15420 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15421 (vn_reference_lookup): Adjust.
15422 (vn_reference_insert): Likewise.
15423 (vn_reference_insert_pieces): Adjust signature.
15424 (visit_reference_op_call): Adjust.
15425 * tree-ssa-pre.c (get_expr_type): Simplify.
15426 (phi_translate_1): Adjust.
15427 (compute_avail): Likewise.
15428 (translate_vuse_through_block): Do not re-build trees.
15429 (value_dies_in_block_x): Likewise.
15430 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15432 (vn_reference_lookup_pieces): Adjust declaration.
15433 (vn_reference_insert_pieces): Likewise.
15435 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15437 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15438 with checking disabled.
15440 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15444 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15445 macro definition for support of three-operand format aligned
15446 .comm directive in assembler on cygwin/pe/mingw target OS.
15447 * configure: Regenerate.
15448 * config.h: Regenerate.
15450 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15451 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15452 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15454 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15455 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15457 2009-05-28 Ira Rosen <irar@il.ibm.com>
15459 PR tree-optimization/40254
15460 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15461 in analysis of basic blocks.
15463 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15465 PR middle-end/33699
15466 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15467 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15468 (TARGET_INITIALIZER): Use it.
15469 * cse.c (CHEAPER): Move it up to the other macros.
15470 (insert): Rename this ...
15471 (insert_with_costs): ... to this. Add cost parameters. Update
15473 (insert): New function. Call insert_with_costs.
15474 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15475 find_reg_offset_for_const, try_const_anchors): New functions.
15476 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15477 when using a const-anchor. Call insert_const_anchors.
15478 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15479 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15481 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15483 * tree-inline.c (remap_decls): Enable nonlocalized variables
15484 when not optimizing.
15486 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15488 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15489 Simplify other tests involving optimize.
15491 2009-05-27 Tom Tromey <tromey@redhat.com>
15493 * unwind-dw2.c (_Unwind_DebugHook): New function.
15494 (uw_install_context): Call _Unwind_DebugHook.
15496 2009-05-27 Tom Tromey <tromey@redhat.com>
15498 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15500 2009-05-27 Ian Lance Taylor <iant@google.com>
15502 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15503 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15504 (ALL_LINKERFLAGS): Define.
15505 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15506 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15507 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15508 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15509 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15510 $(LINKER_FOR_BUILD).
15511 (build/gcov-iov$(build_exeext)): Likewise.
15513 2009-05-27 Julian Brown <julian@codesourcery.com>
15515 * gcse.c (target.h): Include.
15516 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15517 copy of argument to a pseudo register.
15519 2009-05-27 Diego Novillo <dnovillo@google.com>
15521 * tree-ssa-live.c (dump_scope_block): Document arguments.
15522 (dump_scope_blocks): Document.
15523 (debug_scope_blocks): New.
15524 * tree-flow.h (debug_scope_blocks): Declare.
15526 2009-05-21 Denis Chertykov <denisc@overta.ru>
15528 * doc/contrib.texi (Contributors): Add myself to the list.
15530 2009-05-27 Olivier Hainque <hainque@adacore.com>
15532 * expr.c (target_align): New function. Alignment the TARGET of an
15533 assignment may be assume to have.
15534 (highest_pow2_factor_for_target): Use it instead of relying on
15535 immediate tree attributes of TARGET, not necessarily honored when
15536 intermediate bitfields are involved.
15538 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15541 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15542 AVX, SSE4, AES, PCLMUL and POPCNT.
15544 2009-05-27 Diego Novillo <dnovillo@google.com>
15546 * tree-pretty-print.c (dump_location): New.
15547 (dump_generic_node): Call it.
15548 Factor code to handle BLOCK nodes ...
15549 (dump_block_node): ... here.
15551 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15553 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15555 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15557 * gcc-plugin.h: Include config.h and system.h.
15558 (IN_GCC): Define if not defined.
15560 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15562 PR middle-end/40249
15563 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15566 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15568 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15570 * config/m32r/m32r.h: Ditto.
15571 * config/m32r/m32r.md: Ditto.
15572 * config/m32r/predicates.md: Ditto.
15574 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15576 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15578 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15581 (Loading plugins): typo.
15582 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15583 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15584 (Interacting with the GCC Garbage Collector): Added new section.
15585 (Giving information about a plugin): Added new section for
15587 * ggc.h (ggc_register_root_tab): Added declaration.
15588 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15589 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15590 (register_callback): Improved comment in declaration.
15591 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15592 (extra_root_vec) Added static variable for dynamic roots registration.
15593 (ggc_register_root_tab) Added new routine.
15594 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15595 PLUGIN_GGC_MARKING event.
15596 * ggc-zone.c: Include plugin.h.
15597 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15598 * ggc-page.c: Include plugin.h.
15599 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15600 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15601 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15602 (register_callback): check lack of callbacks for
15603 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15604 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15605 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15606 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15607 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15608 dependency on plugin.h.
15609 (plugin.o): Added dependency on ggc.h...
15611 2009-05-26 Richard Guenther <rguenther@suse.de>
15613 PR middle-end/40248
15615 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15616 with mismatched comparison modes.
15618 * expr.c (expand_expr_real_1): Expand the operand of a
15619 VIEW_CONVERT_EXPR in its natural mode.
15621 2009-05-26 Ian Lance Taylor <iant@google.com>
15623 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15624 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15625 (ALL_COMPILERFLAGS): Define.
15626 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15627 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15628 (collect2$(exeext), collect2.o): Likewise.
15629 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15630 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15631 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15632 (libbackend.o, intl.o, cppdefault.o): Likewise.
15633 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15634 (build/%.o): Use $(COMPILER_FOR_BUILD).
15635 (build/gen%$(build_exeext)): Likewise.
15636 (build/gcov-iov$(build_exeext)): LIkewise.
15637 * config/t-darwin (darwin.o): Use $(COMPILER).
15638 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15639 * config/t-sol2 (sol2-c.o): Likewise.
15640 (sol2.o): Likewise.
15641 * config/t-vxworks (vxworks.o): Likewise.
15642 * config/x-darwin (host-darwin.o): Likewise.
15643 * config/x-hpux (host-hpux.o): Likewise.
15644 * config/x-linux (host-linux.o): Likewise.
15645 * config/x-solaris (host-solaris.o): Likewise.
15646 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15647 * config/arm/t-arm (arm-c.o): Likewise.
15648 * config/arm/t-pe (pe.o): Likewise.
15649 * config/arm/t-wince-pe (pe.o): Likewise.
15650 * config/i386/t-cygming (winnt.o): Likewise.
15651 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15652 * config/i386/t-cygwin (cygwin1.o): Likewise.
15653 (cygwin2.o): Likewise.
15654 * config/i386/t-i386 (i386-c.o): Likewise.
15655 * config/i386/t-interix (winnt.o): Likewise.
15656 * config/i386/t-netware (netware.o): Likewise.
15657 * config/i386/t-nwld (nwld.o): Likewise.
15658 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15659 * config/i386/x-i386 (driver-i386.o): Likewise.
15660 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15661 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15662 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15663 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15664 * config/mips/x-native (driver-native.o): Likewise.
15665 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15666 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15667 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15668 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15669 * config/score/t-score-elf (score7.o): Likewise.
15670 (score3.o): Likewise.
15671 * config/sh/t-sh (sh-c.o): Likewise.
15672 * config/sh/t-symbian (sh-c.o): Likewise.
15673 (symbian.o): Likewise.
15674 * config/spu/t-spu-elf (spu-c.o): Likewise.
15675 * config/v850/t-v850 (v850-c.o): Likewise.
15676 * config/v850/t-v850e (v850-c.o): Likewise.
15678 2009-05-26 Richard Guenther <rguenther@suse.de>
15680 PR tree-optimization/40122
15681 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15682 VECTOR_CSTs if possible.
15683 (fold_gimple_assign): Likewise.
15685 2009-05-26 Richard Guenther <rguenther@suse.de>
15687 PR middle-end/40252
15688 * fold-const.c (fold_binary): Use the correct types for building
15691 2009-05-26 Richard Guenther <rguenther@suse.de>
15693 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15694 redundant calls to merge_alias_info.
15695 (bump_vector_ptr): Likewise.
15696 * tree-ssa-copy.c (merge_alias_info): Remove.
15697 (replace_exp_1): Remove call to merge_alias_info.
15698 (propagate_tree_value): Likewise.
15699 (fini_copy_prop): Propagate points-to info.
15700 * tree-flow.h (merge_alias_info): Remove.
15702 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15704 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15706 2009-05-25 Jan Hubicka <jh@suse.cz>
15708 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15709 * cgraph.h (struct inline_summary): New filed self_wize,
15710 size_inlining_benefit, self_time and time_inlining_benefit.
15711 (struct cgraph_global_info): Replace insns by time ans size fields.
15712 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15713 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15714 (ipcp_update_callgraph): Do not touch function bodies.
15715 * ipa-inline.c: Include except.h
15716 (MAX_TIME): New constant.
15717 (overall_insns): Remove.
15718 (leaf_node_p): New.
15719 (overall_size, max_benefit): New static variables.
15720 (cgraph_estimate_time_after_inlining): New function.
15721 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
15722 (cgraph_clone_inlined_nodes): Update size.
15723 (cgraph_mark_inline_edge): Update size.
15724 (cgraph_estimate_growth): Use size info.
15725 (cgraph_check_inline_limits): Check size.
15726 (cgraph_default_inline_p): Likewise.
15727 (cgraph_edge_badness): Compute badness based on benefit and size cost.
15728 (cgraph_decide_recursive_inlining): Check size.
15729 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
15731 (cgraph_decide_inlining): Likewise.
15732 (cgraph_decide_inlining_incrementally): Likewise; honor
15733 PARAM_EARLY_INLINING_INSNS.
15734 (likely_eliminated_by_inlining_p): New predicate.
15735 (estimate_function_body_sizes): New function.
15736 (compute_inline_parameters): Use it.
15737 * except.c (must_not_throw_labels): New function.
15738 * except.h (must_not_throw_labels): Declare.
15739 * tree-inline.c (init_inline_once): Kill inlining_weigths
15740 * tree-ssa-structalias.c: Avoid uninitialized warning.
15741 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
15742 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
15743 (PARAM_INLINE_CALL_COST): Remove.
15744 (PARAM_EARLY_INLINING_INSNS): New.
15746 2009-05-25 Richard Guenther <rguenther@suse.de>
15748 PR tree-optimization/36327
15749 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
15750 callback for reference translation or lookup at the point of may-defs.
15751 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
15752 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
15753 for union COMPONENT_REFs.
15754 (vn_reference_lookup_3): New callback. Lookup from memset
15755 and CONSTRUCTOR assignment, translate through struct copies.
15756 (vn_reference_lookup_pieces): Make sure to not free the
15757 passed operands array. Adjust walk_non_aliased_vuses call.
15758 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
15759 make sure we do not leak memory.
15761 2009-05-25 Richard Guenther <rguenther@suse.de>
15763 * tree-ssa-alias.h (dump_points_to_solution): Declare.
15764 * tree-inline.c (expand_call_inline): Reset the escaped and
15765 callused solutions.
15766 * tree-ssa-structalias.c (pass_build_ealias): New.
15767 * tree-pass.h (pass_build_ealias): Declare.
15768 * passes.c (init_optimization_passes): Add PTA during
15769 early optimizations.
15770 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
15771 and CALLUSED solutions.
15772 (dump_points_to_solution): New function, split out from ...
15773 (dump_points_to_info_for): ... here.
15774 * tree-parloops.c (parallelize_loops): Reset the escaped and
15775 callused solutions.
15777 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15780 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
15781 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
15783 2009-05-25 Ira Rosen <irar@il.ibm.com>
15785 PR tree-optimization/40238
15786 * tree-vect-stmts.c (vect_init_vector): Insert initialization
15787 statements after basic block's labels.
15788 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
15789 to free the allocated memory.
15791 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
15793 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
15794 return address with a USE.
15796 2009-05-24 Richard Guenther <rguenther@suse.de>
15798 PR middle-end/40233
15799 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
15800 array type from the main variant of the inner type.
15802 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
15804 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
15805 definition to bool (from int) to un-break build.
15806 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
15808 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
15810 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
15811 discard_stmt_changes): Delete.
15812 * tree-ssa-operands.c (scb_stack): Delete.
15813 (init_ssa_operands): Do not initialize it.
15814 (fini_ssa_operands): Do not free it.
15815 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
15817 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
15818 update_stmt, remove the others. Fix comments.
15819 * tree-dfa.c (optimize_stack_restore): Likewise.
15820 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
15821 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
15822 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15823 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
15825 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
15826 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
15827 (dom_opt_finalize_block): Likewise, adjusting access to
15829 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
15830 (stmts_to_rescan): Change item type to gimple.
15831 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
15833 2009-05-24 Ira Rosen <irar@il.ibm.com>
15835 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
15836 * tree-pass.h (pass_slp_vectorize): New pass.
15837 * params.h (SLP_MAX_INSNS_IN_BB): Define.
15838 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
15839 * tree-vectorizer.c (timevar.h): Include.
15840 (user_vect_verbosity_level): Declare.
15841 (vect_location): Fix comment.
15842 (vect_set_verbosity_level): Update user_vect_verbosity_level
15843 instead of vect_verbosity_level.
15844 (vect_set_dump_settings): Add an argument. Ignore user defined
15845 verbosity if dump flags require higher level of verbosity. Print to
15846 stderr only for loop vectorization.
15847 (vectorize_loops): Update call to vect_set_dump_settings.
15848 (execute_vect_slp): New function.
15849 (gate_vect_slp): Likewise.
15850 (struct gimple_opt_pass pass_slp_vectorize): New.
15851 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
15852 access its members.
15853 (vec_info_for_bb): New function.
15854 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
15855 (VECTORIZATION_ENABLED): New macro.
15856 (SLP_ENABLED, SLP_DISABLED): Likewise.
15857 (vect_is_simple_use): Add bb_vec_info argument.
15858 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
15859 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
15860 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
15861 vect_schedule_slp, vect_analyze_slp): Likewise.
15862 (vect_analyze_stmt): Add slp_tree argument.
15863 (find_bb_location): Declare.
15864 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15865 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
15866 (vect_analyze_loop_operations, vect_analyze_loop,
15867 get_initial_def_for_induction, vect_create_epilog_for_reduction,
15868 vect_finalize_reduction, vectorizable_reduction,
15869 vectorizable_live_operation, vect_transform_loop): Likewise.
15870 * tree-data-ref.c (dr_analyze_innermost): Update comment,
15871 skip evolution analysis if analyzing a basic block.
15872 (dr_analyze_indices): Likewise.
15873 (initialize_data_dependence_relation): Skip the test whether the
15874 object is invariant for basic blocks.
15875 (compute_all_dependences): Skip dependence analysis for data
15876 references in basic blocks.
15877 (find_data_references_in_stmt): Don't fail in case of invariant
15878 access in basic block.
15879 (find_data_references_in_bb): New function.
15880 (find_data_references_in_loop): Move code to
15881 find_data_references_in_bb and add a call to it.
15882 (compute_data_dependences_for_bb): New function.
15883 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
15884 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
15886 (vect_analyze_data_ref_dependence): Check for interleaving in case of
15887 unknown dependence in basic block and fail in case of dependence in
15889 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
15890 dependence instances from either loop or basic block vectorization
15892 (vect_compute_data_ref_alignment): Check if it is loop vectorization
15893 before calling nested_in_vect_loop_p.
15894 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
15895 dependence instances from either loop or basic block vectorization
15897 (vect_verify_datarefs_alignment): Likewise.
15898 (vect_enhance_data_refs_alignment): Adjust function calls.
15899 (vect_analyze_data_refs_alignment): Likewise.
15900 (vect_analyze_group_access): Fix printing. Skip different checks if
15901 DR_STEP is 0. Keep strided stores either in loop or basic block
15902 vectorization data structure. Fix indentation.
15903 (vect_analyze_data_ref_access): Fix comments, allow zero step in
15905 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
15906 dependence instances from either loop or basic block vectorization
15908 (vect_analyze_data_refs): Update comment. Call
15909 compute_data_dependences_for_bb to analyze basic blocks.
15910 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
15911 case of loop vectorization. In case of basic block vectorization use
15912 data-ref itself as a base.
15913 (vect_create_data_ref_ptr): In case of basic block vectorization:
15914 don't advance the pointer, add new statements before the current
15915 statement. Adjust function calls.
15916 (vect_supportable_dr_alignment): Support only aligned accesses in
15917 basic block vectorization.
15918 * common.opt (ftree-slp-vectorize): New flag.
15919 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
15920 (vect_pattern_recog_1): Likewise.
15921 * tree-vect-stmts.c (process_use): Likewise.
15922 (vect_init_vector): Add new statements in the beginning of the basic
15923 block in case of basic block SLP.
15924 (vect_get_vec_def_for_operand): Adjust function calls.
15925 (vect_finish_stmt_generation): Likewise.
15926 (vectorizable_call): Add assert that it is loop vectorization, adjust
15928 (vectorizable_conversion, vectorizable_assignment): Likewise.
15929 (vectorizable_operation): In case of basic block SLP, take
15930 vectorization factor from statement's type and skip the relevance
15931 check. Adjust function calls.
15932 (vectorizable_type_demotion): Add assert that it is loop
15933 vectorization, adjust function calls.
15934 (vectorizable_type_promotion): Likewise.
15935 (vectorizable_store): Check for outer loop only in case of loop
15936 vectorization. Adjust function calls. For basic blocks, skip the
15937 relevance check and don't advance pointers.
15938 (vectorizable_load): Likewise.
15939 (vectorizable_condition): Add assert that it is loop vectorization,
15940 adjust function calls.
15941 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
15942 that it is not reduction, get vector type, call only supported
15943 functions, skip loop specific parts.
15944 (vect_transform_stmt): Check for outer loop only in case of loop
15946 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
15947 (vect_is_simple_use): Fix comment, add new argument, fix conditions
15948 for external definition.
15949 * passes.c (pass_slp_vectorize): New pass.
15950 * tree-vect-slp.c (find_bb_location): New function.
15951 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
15952 check for patterns only in loops.
15953 (vect_build_slp_tree): Add argument, adjust function calls, fail in
15954 case of multiple types in basic block SLP.
15955 (vect_mark_slp_stmts_relevant): New function.
15956 (vect_supported_load_permutation_p): Fix comment.
15957 (vect_analyze_slp_instance): Add argument. In case of basic block
15958 SLP, take vectorization factor from statement's type, check that
15959 unrolling factor is 1. Adjust function call. Save SLP instance in
15960 either loop or basic block vectorization structure. Return FALSE,
15962 (vect_analyze_slp): Add argument. Get strided stores groups from
15963 either loop or basic block vectorization structure. Return FALSE
15964 if basic block SLP failed.
15965 (new_bb_vec_info): New function.
15966 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
15967 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
15968 (vect_schedule_slp): Add argument. Get SLP instances from either
15969 loop or basic block vectorization structure. Set vectorization factor
15970 to be 1 for basic block SLP.
15971 (vect_slp_transform_bb): New function.
15972 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
15974 2009-05-23 Mark Mitchell <mark@codesourcery.com>
15976 * final.c (shorten_branches): Do not align labels for jump tables.
15977 (final_scan_insn): Use JUMP_TABLE_DATA_P.
15979 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
15981 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
15982 Remove outdated reference to flow.c and fix nits.
15983 * doc/gccint.texi: Tweak RTL description.
15984 * doc/rtl.texi: Likewise.
15986 2009-05-23 Denis Chertykov <chertykov@gmail.com>
15988 * config/avr/avr.c: Change my email address.
15989 * config/avr/avr.h: Likewise.
15990 * config/avr/avr.md: Likewise.
15991 * config/avr/avr-protos.h: Likewise.
15992 * config/avr/libgcc.S: Likewise.
15994 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
15996 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
15997 (spu_split_load, spu_split_store): Change return type to int.
15998 (spu_split_convert): Declare.
15999 * config/spu/predicates.md (spu_mem_operand): Remove.
16000 (spu_mov_operand): Update.
16001 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16002 * config/spu/spu.c (regno_aligned_for_load): Remove.
16003 (reg_aligned_for_addr, spu_expand_load): Define.
16004 (spu_expand_extv): Reimplement and handle MEM.
16005 (spu_expand_insv): Handle MEM.
16006 (spu_sched_reorder): Handle insn's with length 0.
16007 (spu_legitimate_address_p): Reimplement.
16008 (store_with_one_insn_p): Return TRUE for any mode with size
16009 larger than 16 bytes.
16010 (address_needs_split): Define.
16011 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16013 (spu_convert_move): Define.
16014 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16015 (spu_split_store): Change all MEM's to TImode.
16016 (spu_init_expanders): Preallocate registers that correspond to
16017 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16019 (spu_split_convert): Define.
16020 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16021 (_move<mode>, _movdi, _movti): Update predicate and condition.
16022 (load, store): Change to define_split.
16023 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16025 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16026 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16027 define_insn_and_split of lshr<mode>3.
16028 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16029 (<v>ashr<mode>3_imm): Define.
16030 (extv, extzv, insv): Allow MEM operands.
16031 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16032 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16033 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16034 (_spu_convert2): Change to define_insn_and_split and remove the
16035 corresponding define_peephole2.
16036 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16037 Change predicates to memory_operand.
16039 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16041 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16043 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16045 PR tree-optimization/40219
16046 * tree.c (iterative_hash_expr): Make sure the builtin function is
16047 a normal builtin function and not a front end or back end builtin
16048 before indexing into the built_in_decls array.
16050 2009-05-22 Richard Guenther <rguenther@suse.de>
16052 PR middle-end/38964
16053 * alias.c (write_dependence_p): Do not use TBAA for answering
16054 anti-dependence or output-dependence.
16055 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16056 (emit_pointer_definition): Remove.
16057 (emit_alias_warning): Likewise.
16058 (find_what_var_points_to): Remove TBAA pruning code.
16059 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16061 (compute_points_to_sets): Remove code computing the set of
16062 dereferenced pointers.
16063 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16064 oracle for querying anti and output dependencies.
16065 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16066 if TBAA may be applied.
16067 (refs_anti_dependent_p): New function.
16068 (refs_output_dependent_p): Likewise.
16069 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16070 (refs_output_dependent_p): Likewise.
16071 * doc/tree-ssa.texi (Memory model): New section.
16072 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16073 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16074 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16075 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16076 * expr.c (expand_expr_real_1): Likewise.
16077 * gimple-low.c (lower_stmt): Likewise.
16078 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16079 (dump_gimple_cdt): Remove.
16080 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16081 (gimple_size): Likewise.
16082 (walk_gimple_op): Likewise.
16083 (is_gimple_stmt): Likewise.
16084 (walk_stmt_load_store_addr_ops): Likewise.
16085 (gimple_build_cdt): Remove.
16086 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16087 * gimple.h (gimple_cdt_new_type): Remove.
16088 (gimple_cdt_new_type_ptr): Likewise.
16089 (gimple_cdt_set_new_type): Likewise.
16090 (gimple_cdt_location): Likewise.
16091 (gimple_cdt_location_ptr): Likewise.
16092 (gimple_cdt_set_location): Likewise.
16093 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16094 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16095 GIMPLE_CHANGE_DYNAMIC_TYPE.
16096 (verify_types_in_gimple_stmt): Likewise.
16097 * tree-inline.c (estimate_num_insns): Likewise.
16098 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16099 (copy_decl_to_var): Likewise.
16100 (copy_result_decl_to_var): Likewise.
16101 * tree-pretty-print.c (dump_generic_node): Do not handle
16102 CHANGE_DYNAMIC_TYPE_EXPR.
16103 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16104 * tree-ssa-operands.c (get_expr_operands): Likewise.
16105 * tree-ssa-structalias.c (struct variable_info): Remove
16106 no_tbaa_pruning member.
16107 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16108 (unify_nodes): Do not copy it.
16109 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16110 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16111 (set_uids_in_ptset): Do not check it.
16112 (find_what_var_points_to): Likewise.
16113 (compute_tbaa_pruning): Remove.
16114 (compute_points_to_sets): Do not call it.
16115 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16116 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16117 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16118 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16119 (DECL_NO_TBAA_P): Likewise.
16120 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16121 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16122 (expand_omp_atomic_pipeline): Do not set it.
16123 * print-tree.c (print_node): Do not dump it.
16124 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16127 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16130 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16133 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16135 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16138 2009-05-22 Ben Elliston <bje@au.ibm.com>
16140 * Makefile.in (bversion.h, s-bversion): New targets.
16141 (TOPLEV_H): Add bversion.h.
16142 * toplev.h: Include "bversion.h".
16143 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16144 the __format__ attribute only if compiling with the same version
16145 of GCC as the sources (the "build version").
16147 2009-05-22 Ben Elliston <bje@au.ibm.com>
16149 * c-format.c (handle_format_attribute): Fix comment typo.
16151 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16154 * config/ia64/ia64.opt (mfused-madd): New.
16155 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16156 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16157 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16158 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16159 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16160 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16161 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16162 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16163 instruction if !TARGET_FUSED_MADD.
16164 (fpma, fpms): Remove colon from name.
16166 2009-05-22 Richard Guenther <rguenther@suse.de>
16168 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16169 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16170 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16172 (create_expression_by_pieces): Only convert if necessary.
16173 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16174 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16176 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16178 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16179 regular pattern from a template and rename it ...
16180 (*extzv_truncsi_exts): ... to this.
16182 2009-05-21 Richard Guenther <rguenther@suse.de>
16184 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16185 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16186 (cgraph_default_inline_p): Likewise.
16187 (cgraph_decide_inlining_incrementally): Likewise.
16189 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16190 Uros Bizjak <ubizjak@gmail.com>
16192 * config/i386/cpuid.h (bit_MOVBE): New.
16194 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16196 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16197 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16198 (ix86_handle_option): Handle OPT_mmovbe.
16199 (ix86_target_string): Add -mmovbe.
16200 (pta_flags): Add PTA_MOVBE.
16201 (processor_alias_table): Add PTA_MOVBE to "atom".
16202 (override_options): Handle PTA_MOVBE.
16204 * config/i386/i386.h (TARGET_MOVBE): New.
16206 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16207 (*bswapsi_movbe): New.
16208 (*bswapdi_movbe): Likewise.
16209 (bswapdi2): Renamed to ...
16210 (*bswapdi_1): This.
16211 (bswapdi2): New expander.
16213 * config/i386/i386.opt (mmovbe): New.
16215 * doc/invoke.texi: Document -mmovbe.
16217 2009-05-21 Taras Glek <tglek@mozilla.com>
16219 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16220 * gcc-plugin.h (plugin_init): Updated signature.
16221 * gcc-plugin.h (plugin_name_args): Moved to this header.
16222 * doc/plugins.texi (plugin_init): Updated documention to reflect
16224 * doc/plugins.texi (plugin_name_args): Added to documention.
16226 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16228 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16229 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16231 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16233 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16234 JUMP_TABLE_DATA_P predicates where applicable.
16235 * config/i386/predicates.md: Ditto.
16236 * config/i386/sse.md: Ditto.
16238 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16240 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16241 operand2 -128 override length_immediate attribute to 1.
16242 * config/i386/predicates.md (constm128_operand): New predicate.
16244 * config/i386/i386.c (memory_address_length): Handle %r12
16245 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16247 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16248 mode look through optional ZERO_EXTEND and SUBREG.
16249 * config/i386/i386.md (R12_REG): New define_constant.
16250 (prefix_data16): For sse unit set also for MODE_TI insns.
16251 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16252 insns set if operand 1 is ext_QIreg_operand.
16253 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16254 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16256 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16257 mode from MODE_DI to MODE_SI.
16258 (movdi_1_rex64): Override modrm and length_immediate attributes
16259 only for movabs (TYPE_IMOV, alternative 2).
16260 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16261 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16262 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16263 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16264 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16265 prefix_rex attribute if DImode.
16266 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16267 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16268 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16269 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16270 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16271 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16272 Likewise. For TYPE_IMOV clear length_immediate attribute.
16273 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16274 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16275 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16276 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16277 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16278 or one operand TYPE_ISHIFT.
16279 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16280 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16281 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16282 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16283 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16284 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16285 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16286 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16287 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16288 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16289 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16290 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16291 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16292 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16293 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16294 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16295 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16296 set mode attribute, don't override length attribute.
16297 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16299 (return_internal_long): Set length attribute to 2 instead of 1.
16300 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16301 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16302 prefix_rex attribute.
16303 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16305 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16307 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16309 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16311 2009-05-20 Ian Lance Taylor <iant@google.com>
16313 * tree.c (build_tree_list_vec_stat): New function.
16314 (ctor_to_vec): New function.
16315 (build_nt_call_vec): New function.
16316 (build_call_array): Change args to be a const pointer.
16317 (build_call_vec): New function.
16318 * tree.h (build_nt_call_vec): Declare.
16319 (build_tree_list_vec_stat): Declare.
16320 (build_tree_list_vec): Define.
16321 (build_call_array): Update declaration.
16322 (build_call_vec): Declare.
16323 (ctor_to_vec): Declare.
16324 * c-common.c (tree_vector_cache): New static variable.
16325 (make_tree_vector): New function.
16326 (release_tree_vector): New function.
16327 (make_tree_vector_single): New function.
16328 (make_tree_vector_copy): New function.
16329 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16330 (make_tree_vector_single, make_tree_vector_copy): Declare.
16331 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16332 (c_parser_expr_list): Don't manage cache here, instead call
16334 (c_parser_release_expr_list): Remove static function.
16335 (c_parser_vec_to_tree_list): Remove static function.
16336 (c_parser_attributes): Call build_tree_list_vec instead of
16337 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16338 c_parser_release_expr_list.
16339 (c_parser_postfix_expression_after_primary): Likewise.
16340 (c_parser_objc_keywordexpr): Likewise.
16342 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16344 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16345 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16346 TARGET_CONVERT_TO_TYPE.
16347 * hooks.c (hook_tree_const_tree_null): Define.
16348 * hooks.h (hook_tree_const_tree_null): Declare.
16349 * target.h (struct gcc_target): Add invalid_parameter_type,
16350 invalid_return_type, promoted_type, and convert_to_type fields.
16351 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16352 (TARGET_INVALID_RETURN_TYPE): Define.
16353 (TARGET_PROMOTED_TYPE): Define.
16354 (TARGET_CONVERT_TO_TYPE): Define.
16355 (TARGET_INITIALIZER): Update for new fields.
16356 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16357 (grokparms): Check targetm.invalid_parameter_type.
16358 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16359 * c-convert.c (convert): Check targetm.convert_to_type.
16361 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16363 * config/mips/mips.md (*extenddi_truncate<mode>,
16364 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16366 (*extendhi_truncateqi): New define_insn_and_sptit.
16368 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16370 PR middle-end/40204
16371 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16372 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16374 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16376 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16377 the operand of VIEW_CONVERT_EXPR.
16379 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16381 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16382 extended family and model for Intel processors. Support Intel Atom.
16384 2009-05-20 Olivier Hainque <hainque@adacore.com>
16386 * gstab.h (stab_code_type): Define, to be used instead of the
16387 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16389 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16390 occurrences by stab_code_type.
16391 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16393 2009-05-20 Martin Jambor <mjambor@suse.cz>
16395 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16396 (sra_insert_before): Likewise.
16397 (sra_insert_after): Likewise.
16398 (sra_init_cache): Likewise.
16399 (sra_type_can_be_decomposed_p): Likewise.
16400 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16401 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16402 (sra_insert_before): Likewise.
16403 (sra_insert_after): Likewise.
16404 (sra_init_cache): Likewise.
16405 (insert_edge_copies_seq): Made static and moved upwards.
16407 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16410 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16412 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16413 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16416 2009-05-20 Richard Guenther <rguenther@suse.de>
16418 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16419 with mismatched comparison modes.
16421 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16423 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16424 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16425 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16426 with shifts for Thumb2.
16427 (orsi_notsi): New for orn.
16428 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16429 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16430 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16431 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16432 Don't invert remainder for IOR.
16434 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16436 PR tree-optimization/40087
16437 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16438 number_of_iterations_ne): Rename never_infinite argument.
16439 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16440 number_of_iterations_le): Handle pointer-type ivs when
16441 exit_must_be_taken is false.
16442 (number_of_iterations_cond): Do not always assume that
16443 exit_must_be_taken if the control variable is a pointer.
16445 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16447 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16448 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16450 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16452 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16453 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16455 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16458 * c.opt (Wlogical-op): Disabled by default.
16459 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16461 * doc/invoke.texi (Wlogical-op): Likewise.
16463 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16465 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16467 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16468 Propagate the type of the first operand.
16469 <ASSERT_EXPR>: Simplify.
16470 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16471 Rewrite using the RHS code as discriminant.
16472 <NOP_EXPR>: Turn into CASE_CONVERT.
16473 <PLUS_EXPR>: Propagate the type of the first operand.
16475 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16477 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16478 (ia64_dconst_0_375): New.
16479 * config/ia64/ia64.c (ia64_override_options): Remove
16480 -minline-sqrt-min-latency warning.
16481 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16482 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16483 * config/ia64/ia64.md (*sqrt_approx): Remove.
16484 (sqrtsf2): Remove #if 0.
16485 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16486 (sqrtdf): Remove assert.
16487 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16488 (sqrtxf2): Remove #if 0.
16489 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16490 * div.md (sqrt_approx_rf): New.
16491 (sqrtsf2_internal_thr): New implementation.
16492 (sqrtsf2_internal_lat): New.
16493 (sqrtdf2_internal_thr: New implementation.
16494 (sqrtxf2_internal): New implementation.
16496 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16497 Hans-Peter Nilsson <hp@axis.com>
16499 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16500 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16501 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16502 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16503 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16504 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16505 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16506 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16507 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16508 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16509 * c-common.c: ...from here.
16511 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16513 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16515 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16517 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16519 2009-05-19 Ben Elliston <bje@au.ibm.com>
16521 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16522 assignments with memcpy calls.
16523 (add_fdes): Likewise.
16524 (binary_search_unencoded_fdes): Likewise.
16525 (linear_search_fdes): Eliminate type puns.
16527 2009-05-19 Richard Guenther <rguenther@suse.de>
16529 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16530 not falsely claim to have propagated into all uses.
16532 2009-05-19 Ben Elliston <bje@au.ibm.com>
16534 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16537 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16539 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16540 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16541 (TARGET_LEGITIMATE_ADDRESS_P): New.
16542 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16543 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16545 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16548 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16549 child of the containing namespace's DIE.
16551 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16553 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16554 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16555 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16558 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16561 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16562 gen_align with gen_pad.
16563 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16564 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16566 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16567 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16569 * config/i386/i386.md (align): Renamed to ...
16570 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16571 ASM_OUTPUT_MAX_SKIP_PAD.
16573 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16575 * config.gcc: Fix variable syntax.
16578 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16579 before calling exact_log2.
16580 (output_iorsi3): Likewise.
16581 (output_xorsi3): Likewise.
16583 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16585 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16586 for the none zero constant operand except for EQ and NE
16587 comprisons even when the first operand is R0.
16589 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16591 * config/s390/2064.md: Remove trailing whitespaces.
16592 * config/s390/2084.md: Likewise.
16593 * config/s390/constraints.md: Likewise.
16594 * config/s390/fixdfdi.h: Likewise.
16595 * config/s390/libgcc-glibc.ver: Likewise.
16596 * config/s390/s390-modes.def: Likewise.
16597 * config/s390/s390-protos.h: Likewise.
16598 * config/s390/s390.c: Likewise.
16599 * config/s390/s390.h: Likewise.
16600 * config/s390/s390.md: Likewise.
16601 * config/s390/tpf-unwind.h: Likewise.
16603 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16605 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16607 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16610 * configure.ac (m68k-*-*): Check if binutils support TLS.
16611 * configure: Regenerate.
16612 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16613 * config/m68k/constraints.md (Cu): New constraint.
16614 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16615 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16616 (movsi): Handle TLS symbols.
16617 (addsi3_5200): Handle XTLS symbols, indent.
16618 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16619 (m68k_tls_reference_p): Declare.
16620 (m68k_legitimize_address): Declare.
16621 (m68k_unwrap_symbol): Declare.
16622 * config/m68k/m68k.opt (mxtls): New option.
16623 * config/m68k/m68k.c (ggc.h): Include.
16624 (m68k_output_dwarf_dtprel): Implement hook.
16625 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16626 (m68k_expand_prologue): Load GOT pointer when function needs it.
16627 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16628 (m68k_legitimate_constant_address_p): Same.
16629 (m68k_decompose_address): Handle TLS references.
16630 (m68k_get_gp): New static function.
16631 (enum m68k_reloc): New contants.
16632 (TLS_RELOC_P): New macro.
16633 (m68k_wrap_symbol): New static function.
16634 (m68k_unwrap_symbol): New function.
16635 (m68k_final_prescan_insn_1): New static function.
16636 (m68k_final_prescan_insn): New function.
16637 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16639 (legitimize_pic_address): Handle TLS references..
16640 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16641 (m68k_libcall_value_in_a0_p)
16642 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16643 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16644 (m68k_legitimize_tls_address): Handle TLS references.
16645 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16647 (m68k_legitimize_address): Handle TLS symbols.
16648 (m68k_get_reloc_decoration): New static function.
16649 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16651 (m68k_output_dwarf_dtprel): Implement hook.
16652 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16653 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16654 m68k_call_* routines.
16655 (sched_attr_op_type): Handle TLS symbols.
16656 (gt-m68k.h): Include.
16657 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16658 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16660 2009-05-18 Martin Jambor <mjambor@suse.cz>
16662 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16663 (visit_store_addr_for_mod_analysis): New function.
16664 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16665 (determine_cst_member_ptr): Use gimple_assign_single_p.
16666 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16667 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16668 operands. Don't check number of operands of a NOP_EXPR.
16670 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16672 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16674 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16677 * c-common.c (warn_logical_operator): Don't warn if one of
16678 expression isn't always true or false.
16680 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16682 * config/i386/biarch32.h: New file.
16683 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16685 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16687 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16688 *zero_extend<mode>_truncqi): Merge these into ...
16689 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16690 Name the pattern following this as *zero_extendhi_truncqi.
16692 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16694 PR middle-end/39301
16695 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16696 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16697 (output_info): Make field HOST_WIDEST_INT.
16698 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16699 (dump_bitmat_statistics): Same.
16701 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16703 * config.gcc (use_gcc_stdint): Set to wrap.
16704 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16705 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16706 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16707 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16708 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16709 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16710 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16711 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16713 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16715 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16717 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16718 Move definitions earlier.
16719 (OPT_ARCH64, OPT_ARCH32): Define.
16720 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
16723 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16726 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
16729 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
16731 * arm.md (movdi2): Copy non-reg values to DImode registers.
16733 2009-05-16 Jakub Jelinek <jakub@redhat.com>
16736 * final.c (label_to_max_skip): New function.
16737 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
16738 CODE_LABEL_NUMBER <= max_labelno.
16739 * output.h (label_to_max_skip): New prototype.
16740 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
16741 (ix86_avoid_jump_mispredicts): ... this. Don't define if
16742 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
16743 Handle CODE_LABELs with >= 16 byte alignment or with
16744 max_skip == (1 << align) - 1.
16745 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
16746 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
16749 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
16750 .p2align 3 if MAX_SKIP is smaller than 7.
16751 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16753 2009-05-15 Ian Lance Taylor <iant@google.com>
16755 * alias.c (struct alias_set_entry_d): Rename from struct
16756 alias_set_entry. Change all uses.
16757 * except.c (struct call_site_record_d): Rename from struct
16758 call_site_record. Change all uses.
16759 * except.h (struct eh_region_d): Rename from struct eh_region.
16761 * gcse.c (struct hash_table_d): Rename from struct hash_table.
16763 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
16764 ivtype_map_elt. Change all uses.
16765 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
16767 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
16768 * graphite.h (struct name_tree_d): Rename from struct name_tree.
16770 (struct sese_d): Rename from struct sese. Change all uses.
16771 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
16772 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
16773 * optabs.h (struct optab_d): Rename from struct optab. Change all
16775 (struct convert_optab_d): Rename from struct convert_optab.
16777 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
16778 ipa_opt_pass. Change all uses.
16779 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
16782 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
16783 defined as a typedef.
16784 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
16787 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16790 * fold-const.c (make_range,build_range_check,merge_ranges): Move
16792 (merge_ranges): Returns bool.
16793 * tree.h (make_range): .. to here.
16794 (build_range_check): Likewise.
16795 (merge_ranges): Likewise. Renamed from merge_ranges.
16796 * c-typeck.c (parser_build_binary_op): Update calls to
16797 warn_logical_operator.
16798 * c-common.c (warn_logical_operator): Add new warning.
16799 * c-common.h (warn_logical_operator): Update declaration.
16801 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
16803 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
16805 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16807 * doc/install.texi: Document MPC requirements, flags etc.
16809 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
16810 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
16811 Evaluate constant arguments.
16812 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
16813 (fold_builtin_1): Likewise, also evaluate constant arguments.
16814 Remove superfluous break.
16815 (do_mpc_ckconv): New.
16816 * real.h: Include mpc.h.
16817 * toplev.c (print_version): Output MPC version info if available.
16819 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16821 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
16823 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
16825 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
16828 2009-05-15 Jan Hubicka <jh@suse.cz>
16830 * doc/invoke.texi (max-early-inliner-iterations): New flag.
16831 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
16832 (try_inline): Fix return value.
16833 (cgraph_decide_inlining_incrementally): Honor new value.
16834 (cgraph_early_inlining): Handle indirect inlining.
16835 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
16837 2009-05-15 Jan Hubicka <jh@suse.cz>
16839 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
16840 * cgraphunit.c (cgraph_finalize_function): Set it.
16841 (cgraph_expand_function): Use it.
16843 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16845 * real.c (encode_ieee_half): Define.
16846 (decode_ieee_half): Define.
16847 (ieee_half_format): Define.
16848 (arm_half_format): Define.
16849 * real.h (ieee_half_format): Declare.
16850 (arm_half_format): Declare.
16852 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
16854 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
16855 swapped, and reversed optabs exist before trying to use them.
16857 2009-05-15 Paul Brook <paul@codesourcery.com>
16858 Sandra Loosemore <sandra@codesourcery.com>
16860 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
16861 loads. Allow PRE_DEC.
16862 (output_move_neon): Handle PRE_DEC.
16863 (arm_print_operand): Add 'A' for neon structure loads.
16864 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
16865 * config/arm/neon.md (neon_mov): Update comment.
16866 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
16868 (Um): New constraint.
16870 2009-05-15 Jan Hubicka <jh@suse.cz>
16872 Revert the following patch until testsuite fallout is fixed:
16873 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16874 * cgraph.h (struct inline_summary): New filed self_wize,
16875 size_inlining_benefit, self_time and time_inlining_benefit.
16876 (struct cgraph_global_info): Replace insns by time ans size fields.
16877 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16878 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16879 (ipcp_update_callgraph): Do not touch function bodies.
16880 * ipa-inline.c: Include except.h
16881 (MAX_TIME): New constant.
16882 (overall_insns): Remove
16883 (overall_size, max_benefit): New static variables.
16884 (cgraph_estimate_time_after_inlining): New function.
16885 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16886 (cgraph_clone_inlined_nodes): Update size.
16887 (cgraph_mark_inline_edge): Update size.
16888 (cgraph_estimate_growth): Use size info.
16889 (cgraph_check_inline_limits): Check size.
16890 (cgraph_default_inline_p): Likewise.
16891 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16892 (cgraph_decide_recursive_inlining): Check size.
16893 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16895 (cgraph_decide_inlining): Likewise.
16896 (cgraph_decide_inlining_incrementally): Likewise; honor
16897 PARAM_EARLY_INLINING_INSNS.
16898 (likely_eliminated_by_inlining_p): New predicate.
16899 (estimate_function_body_sizes): New function.
16900 (compute_inline_parameters): Use it.
16901 * except.c (must_not_throw_labels): New function.
16902 * except.h (must_not_throw_labels): Declare.
16903 * tree-inline.c (init_inline_once): Kill inlining_weigths
16904 * tree-ssa-structalias.c: Avoid uninitialized warning.
16905 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16906 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16907 (PARAM_INLINE_CALL_COST): Remove.
16908 (PARAM_EARLY_INLINING_INSNS): New.
16910 2009-05-15 Richard Guenther <rguenther@suse.de>
16912 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
16913 not TODO_update_ssa.
16915 2009-05-15 Richard Guenther <rguenther@suse.de>
16917 PR tree-optimization/39999
16918 * gimple.h (gimple_expr_type): Use the expression type looking
16919 through useless conversions.
16920 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
16921 (vn_nary_op_insert_stmt): Likewise.
16922 (simplify_binary_expression): Likewise.
16924 2009-05-15 Richard Guenther <rguenther@suse.de>
16926 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16927 New options, enabled by default.
16928 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
16930 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
16931 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
16932 * tree-ssa-structalias.c (gate_tree_pta): New function.
16933 (pass_build_alias): Use it.
16935 2009-05-15 Joseph Myers <joseph@codesourcery.com>
16937 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
16938 recurse on an invariant address if a conversion from a pointer
16939 type to a wider integer type is involved.
16941 2009-05-15 Jan Hubicka <jh@suse.cz>
16943 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16944 * cgraph.h (struct inline_summary): New filed self_wize,
16945 size_inlining_benefit, self_time and time_inlining_benefit.
16946 (struct cgraph_global_info): Replace insns by time ans size fields.
16947 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16948 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16949 (ipcp_update_callgraph): Do not touch function bodies.
16950 * ipa-inline.c: Include except.h
16951 (MAX_TIME): New constant.
16952 (overall_insns): Remove
16953 (overall_size, max_benefit): New static variables.
16954 (cgraph_estimate_time_after_inlining): New function.
16955 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16956 (cgraph_clone_inlined_nodes): Update size.
16957 (cgraph_mark_inline_edge): Update size.
16958 (cgraph_estimate_growth): Use size info.
16959 (cgraph_check_inline_limits): Check size.
16960 (cgraph_default_inline_p): Likewise.
16961 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16962 (cgraph_decide_recursive_inlining): Check size.
16963 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16965 (cgraph_decide_inlining): Likewise.
16966 (cgraph_decide_inlining_incrementally): Likewise; honor
16967 PARAM_EARLY_INLINING_INSNS.
16968 (likely_eliminated_by_inlining_p): New predicate.
16969 (estimate_function_body_sizes): New function.
16970 (compute_inline_parameters): Use it.
16971 * except.c (must_not_throw_labels): New function.
16972 * except.h (must_not_throw_labels): Declare.
16973 * tree-inline.c (init_inline_once): Kill inlining_weigths
16974 * tree-ssa-structalias.c: Avoid uninitialized warning.
16975 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16976 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16977 (PARAM_INLINE_CALL_COST): Remove.
16978 (PARAM_EARLY_INLINING_INSNS): New.
16979 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
16980 (inline-call-cost): Remove.
16981 (early-inlining-insns): New.
16983 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
16985 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
16987 (print_int_cst_bounds_in_octal_p): Likewise.
16988 (dbxout_type): Adjust calls to above functions. Be prepared to deal
16990 * dwarf2out.c (base_type_die): Likewise.
16991 (is_subrange_type): Delete.
16992 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
16993 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
16994 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
16995 if the destination type is boolean.
16996 (build_range_check): Do not special-case subtypes.
16997 (fold_sign_changed_comparison): Likewise.
16998 (fold_unary): Likewise.
16999 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17000 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17001 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17002 * tree.c (subrange_type_for_debug_p): New predicate based on the
17003 former is_subrange_type.
17004 * tree.h (subrange_type_for_debug_p): Declare.
17005 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17006 (convert_affine_scev): Remove call to above function.
17007 (chrec_convert_aggressive): Likewise.
17008 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17009 false for conversions involving subtypes.
17010 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17011 (vrp_val_min): Likewise.
17012 (needs_overflow_infinity): Likewise.
17013 (extract_range_from_unary_expr): Likewise.
17015 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17017 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17018 * config/frv/frv.c: Likewise.
17019 * config/s390/s390.c: Likewise.
17020 * config/sparc/sparc.h: Likewise.
17021 * config/i386/i386.h: Likewise.
17022 * config/i386/i386.c: Likewise.
17023 * config/crx/crx.c: Likewise.
17024 * config/m68hc11/m68hc11.h: Likewise.
17025 * config/iq2000/iq2000.c: Likewise.
17026 * config/mn10300/mn10300.h: Likewise.
17027 * config/mn10300/mn10300.c: Likewise.
17028 * config/m68k/m68k.c: Likewise.
17029 * config/rs6000/rs6000.c: Likewise.
17030 * config/rs6000/xcoff.h: Likewise.
17031 * config/rs6000/linux64.h: Likewise.
17032 * config/rs6000/sysv4.h: Likewise.
17033 * config/score/score3.c: Likewise.
17034 * config/score/score7.c: Likewise.
17035 * config/score/score.c: Likewise.
17036 * config/arm/arm.md: Likewise.
17037 * config/mips/mips.c: Likewise.
17038 * config/mips/mips.md: Likewise.
17039 * config/bfin/bfin.h: Likewise.
17040 * config/pa/pa.c: Likewise.
17041 * config/pa/constraints.md: Likewise.
17043 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17044 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17045 * config/pdp11/pdp11.h: Use memory_address_p instead.
17047 2009-05-14 Ian Lance Taylor <iant@google.com>
17049 * passes.c (finish_optimization_passes): Change i to int.
17050 * plugin.c (plugins_active_p): Change event to int.
17051 (dump_active_plugins): Likewise.
17052 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17054 * tree.c (tree_range_check_failed): Change c to unsigned int.
17055 (omp_clause_range_check_failed): Likewise.
17056 (build_common_builtin_nodes): Change mode to int. Add cast.
17057 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17058 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17060 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17061 ++ or -- with a variable of enum type.
17063 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17066 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17068 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17070 * store-motion.c: Do not include params.h
17071 * Makefile.in: Fix dependencies for various files.
17073 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17075 * auto-inc-dec.c: Fix pass description, remove apparent
17076 accidental duplication.
17078 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17080 PR middle-end/40147
17081 * ipa-utils.h (memory_identifier_string): Moved to ...
17082 * tree.h (memory_identifier_string): Here. Add GTY(()).
17084 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17086 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17087 in the former documentation of...
17088 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17089 * ira-conflicts.c (get_dup_num): Use address_operand.
17090 * targhooks.c (default_legitimate_address_p): New.
17091 * targhooks.h (default_legitimate_address_p): New.
17092 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17094 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17095 * target.h (struct target): Add legitimate_address_p.
17096 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17097 (TARGET_INITIALIZER): Include it.
17099 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17100 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17101 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17102 (TARGET_LEGITIMATE_ADDRESS_P): New.
17104 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17105 (REG_OK_STRICT_P): Delete.
17106 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17107 (frv_legitimate_address_p_1): ... this.
17108 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17109 (frv_legitimate_address_p_1): ... the renamed old
17110 frv_legitimate_address_p.
17111 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17112 (TARGET_LEGITIMATE_ADDRESS_P): New.
17114 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17115 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17116 * config/s390/s390.c (legitimate_address_p): Rename to...
17117 (s390_legitimate_address_p): ... this, make static.
17118 (legitimize_address): Adjust call.
17119 (TARGET_LEGITIMATE_ADDRESS_P): New.
17120 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17122 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17123 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17124 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17125 (TARGET_LEGITIMATE_ADDRESS_P): New.
17127 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17128 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17129 * config/spu/spu.c (spu_legitimate_address): Rename to...
17130 (spu_legitimate_address_p): ... this, make static.
17131 (TARGET_LEGITIMATE_ADDRESS_P): New.
17133 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17134 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17135 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17136 (sparc_legitimate_address_p): ... this, make static and return bool.
17137 (legitimize_address): Adjust call.
17138 (TARGET_LEGITIMATE_ADDRESS_P): New.
17140 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17141 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17142 * config/i386/i386.c (legitimate_address_p): Rename to...
17143 (ix86_legitimate_address_p): ... this, make static.
17144 (constant_address_p): Move after it, adjust call.
17145 (TARGET_LEGITIMATE_ADDRESS_P): New.
17147 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17148 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17149 * config/avr/avr.c (legitimate_address_p): Rename to...
17150 (avr_legitimate_address_p): ... this, make static.
17151 (legitimize_address): Adjust call.
17152 (TARGET_LEGITIMATE_ADDRESS_P): New.
17154 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17155 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17156 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17157 (TARGET_LEGITIMATE_ADDRESS_P): New.
17159 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17160 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17161 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17162 (TARGET_LEGITIMATE_ADDRESS_P): New.
17164 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17165 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17167 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17169 (TARGET_LEGITIMATE_ADDRESS_P): New.
17171 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17172 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17174 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17176 (m68hc11_legitimate_address_p): ... this, make static.
17177 (go_if_legitimate_address_internal): Rename to...
17178 (m68hc11_legitimate_address_p_1): ... this.
17179 (legitimize_address): Adjust call.
17180 (TARGET_LEGITIMATE_ADDRESS_P): New.
17182 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17183 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17184 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17185 (TARGET_LEGITIMATE_ADDRESS_P): New.
17187 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17188 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17189 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17190 (mn10300_legitimate_address_p): ... this, make static.
17191 (TARGET_LEGITIMATE_ADDRESS_P): New.
17193 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17194 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17195 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17196 (TARGET_LEGITIMATE_ADDRESS_P): New.
17198 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17199 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17200 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17201 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17202 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17203 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17204 (rs6000_legitimate_address_p): ... this, make static.
17205 (TARGET_LEGITIMATE_ADDRESS_P): New.
17206 (REG_MODE_OK_FOR_BASE_P): Delete.
17207 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17209 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17210 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17212 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17213 static, adjust types.
17214 (TARGET_LEGITIMATE_ADDRESS_P): New.
17216 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17217 * config/score/score.c (score_address_p): Rename to...
17218 (score_legitimate_address_p): ... this.
17219 (TARGET_LEGITIMATE_ADDRESS_P): New.
17220 * config/score/score3.c (score3_address_p): Rename to...
17221 (score3_legitimate_address_p): ... this.
17222 * config/score/score7.c (score7_address_p): Rename to...
17223 (score7_legitimate_address_p): ... this.
17225 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17226 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17227 GO_IF_LEGITIMATE_ADDRESS): Delete.
17228 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17229 thumb2_legitimate_address_p): Delete.
17230 (arm_legitimate_address_p): Rename to...
17231 (arm_legitimate_address_outer_p): ... this.
17232 * config/arm/constraints.md ("Uq"): Adjust call.
17233 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17234 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17236 (arm_legitimate_address_outer_p): ... this.
17237 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17239 (TARGET_LEGITIMATE_ADDRESS_P): New.
17241 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17242 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17243 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17244 (TARGET_LEGITIMATE_ADDRESS_P): New.
17246 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17247 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17248 * config/vax/vax.c (legitimate_address_p): Rename to...
17249 (vax_legitimate_address_p): ... this, make static.
17250 (TARGET_LEGITIMATE_ADDRESS_P): New.
17252 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17253 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17254 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17255 (TARGET_LEGITIMATE_ADDRESS_P): New.
17257 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17258 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17259 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17260 (mmix_legitimate_address_p): ... this, make static.
17261 (TARGET_LEGITIMATE_ADDRESS_P): New.
17263 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17264 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17265 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17266 (TARGET_LEGITIMATE_ADDRESS_P): New.
17268 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17270 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17271 of MODE_COMPLEX_INT.
17273 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17275 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17276 LCT_NORMAL in function call.
17277 * mips-tdump.c (print_file_desc): Add cast to enum type.
17278 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17279 (mark_stabs): Add casts to enum types.
17280 (parse_stabs_common): Add casts to enum types.
17282 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17284 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17285 Check for invalid values of LETTER.
17287 2009-05-13 Taras Glek <tglek@mozilla.com>
17289 * attribs.c (register_attribute): moved out attribute registration
17290 into register_attribute.
17291 * doc/plugins.texi: Documented register_attribute and
17293 * gcc-plugin.h: Added forward decl for register_attribute.
17294 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17295 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17296 PLUGIN_ATTRIBUTES boilerplate.
17298 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17300 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17301 values even in sentinel and empty entries.
17302 (ms_printf_flag_specs): Likewise.
17303 (ms_scanf_flag_specs): Likewise.
17304 (ms_strftime_flag_specs): Likewise.
17305 (ms_print_char_table): Likewise.
17306 (ms_scan_char_table): Likewise.
17307 (ms_time_char_table): Likewise.
17309 2009-05-13 Doug Kwan <dougkwan@google.com>
17311 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17313 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17315 * config/mips/mips.md (store): Add attributes for QI and HI.
17317 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17318 (truncdi<mode>2): ... this new pattern.
17320 2009-05-13 Brad Hards <bradh@kde.org>
17322 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17324 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17325 Ben Elliston <bje@au.ibm.com>
17327 PR middle-end/40035
17328 * dse.c (check_mem_read_rtx): Guard against width == -1.
17330 2009-05-13 Michael Matz <matz@suse.de>
17332 PR middle-end/39976
17333 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17334 (trivially_conflicts_p): New function.
17335 (insert_backedge_copies): Use it.
17337 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17339 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17340 (handle_stdc_pragma): Use new enum constant names.
17341 (handle_pragma_float_const_decimal64): Ditto.
17343 2009-05-13 Ian Lance Taylor <iant@google.com>
17345 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17348 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17350 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17351 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17353 * config/m68k/m68k.h (FL_UCLINUX): Define.
17355 2009-05-13 Jan Hubicka <jh@suse.cz>
17357 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17359 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17361 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17362 unless -fschedule-insns is specified.
17364 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17367 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17368 TARGET_EXPAND_CBRANCHDI4.
17369 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17370 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17371 (cmpeqdi): Fix comment.
17373 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17375 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17376 (sh_legitimate_address_p): Likewise.
17377 * config/sh/sh.c (sh_legitimate_index_p): New.
17378 (sh_legitimate_address_p): Likewise.
17379 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17380 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17381 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17382 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17383 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17384 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17385 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17386 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17387 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17389 2009-05-12 Jan Hubicka <jh@suse.cz>
17391 * tree-inline.c (estimate_operator_cost): Add operands;
17392 when division happens by constant, it is cheap.
17393 (estimate_num_insns): Loads and stores are not having cost of 0;
17394 EH magic stuff is cheap; when computing runtime cost of switch,
17395 use log2 base of amount of its cases; builtin_expect has cost of 0;
17396 compute cost for moving return value of call.
17397 (init_inline_once): Initialize time_based flags.
17398 * tree-inline.h (eni_weights_d): Add time_based flag.
17400 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17402 * df-core.c: Update head documentation.
17404 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17407 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17408 shadowing exisiting variable op1.
17410 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17413 * config/i386/driver-i386.c (processor_signatures): New enum.
17414 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17415 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17416 processor signature to detect geode processor.
17418 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17422 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17424 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17425 causes spurious differences between trunk and cond-optab branch.
17427 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17429 * dojump.c (compare_from_rtx): Delete.
17430 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17431 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17432 if the comparison does not satisfy the predicate; test predicates for
17433 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17434 further if one existing pattern fails.
17435 * expr.h (compare_from_rtx): Delete.
17436 (prepare_operand): Declare it.
17437 * optabs.c: Change "lib call" to "libcall" throughout.
17438 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17439 HAVE_conditional_trap, emit_cmp_insn): Delete.
17440 (can_compare_p): Delete cmp_optab case.
17441 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17442 Accept other parameters by value.
17443 (prepare_operand): Make non-static.
17444 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17445 other parameters by value. Try to widen operands here based on
17446 an optab_methods argument and looking at cbranch_optab.
17447 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17448 loop. Use cbranch_optab directly.
17449 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17450 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17452 (emit_conditional_move, emit_conditional_add): Inline what's needed
17453 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17454 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17455 with COMPARE. Move cmov_optab and cstore_optab above
17456 with cbranch_optab, move cmp_optab down with ucmp_optab,
17457 remove tst_otpab. Do not initialize trap_rtx.
17458 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17459 for trap code. Do not check HAVE_conditional_trap. Use
17460 prepare_cmp_insn. Accept no predicate for operand 3.
17461 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17462 (OTI_ctrap, ctrap_optab): New.
17463 (tst_optab): Delete.
17464 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17465 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17466 with lookup of ctrap_optab.
17467 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17469 (ctrap_optab): New.
17471 * combine.c (combine_simplify_rtx, simplify_set): Do not
17472 special case comparing against zero for cc0 machines.
17473 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17474 COMPARE on cc0 machines.
17475 (simplify_relational_operation): Return a new expression when
17476 a COMPARE could be removed.
17477 * final.c (final_scan_insn): Compare cc_status values
17478 against LHS of a (compare FOO (const_int 0)) cc0 source.
17479 Also check if cc_status.value is the full compare.
17481 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17482 (cstoreMM4): Document.
17483 (conditional_trap): Document ctrapMM4 instead.
17484 (sync_compare_and_swapMM): Refer to cbranchcc4.
17485 (Dependent Patterns): Eliminate obsolete information referring to
17486 the old jump optimization phase.
17487 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17488 of compares with 0 on cc0 machines.
17489 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17490 avoiding references to cc0. Remove text about storing operands
17492 * doc/tm.texi (Condition Codes): Include blurb on different
17493 condition code representations, separate into subsections for
17494 CC0, MODE_CC and conditional execution.
17496 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17497 alpha_emit_setcc): Accept operands and a machine mode.
17498 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17499 Get code/op0/op1 from operands, use machine mode argument
17500 instead of alpha_compare.fp_p. Emit the branch here.
17501 (alpha_emit_setcc): Likewise, and return boolean.
17502 (alpha_emit_conditional_move): Likewise. Assert that
17503 cmp_op_mode == cmp_mode, and simplify accordingly.
17504 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17505 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17506 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17508 (stack probe test): Use cbranchdi4.
17509 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17511 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17512 * config/arc/arc.h (movsicc, movsfcc): Use it.
17513 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17514 (cbranchsi4, cstoresi4): New.
17515 (cmpsi, bCC and sCC expanders): Remove.
17517 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17518 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17519 * config/arm/predicates.md (arm_comparison_operator): Only include
17520 floating-point operators if there is a hardware floating-point unit.
17521 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17522 deferring to cbranch_cc and cstore_cc respectively.
17523 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17524 cbranch_cc, cstore_cc): New.
17525 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17527 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17529 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17530 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17532 (adjust_insn_length): Adjust calls.
17533 (avr_reorg): Handle (compare (foo) (const_int 0)).
17534 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17535 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17536 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17537 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17539 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17540 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17542 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17543 (cbranchsi4, cstorebi4, cstoresi4): New.
17544 (movbisi): This insn is duplicate, split it to zero_extend.
17545 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17546 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17547 (bfin_optimize_loop): Use cbranch expander.
17548 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17549 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17550 (bfin_bimode_comparison_operator): ... this.
17551 (bfin_direct_comparison_operator): New.
17553 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17554 inside (compare FOO (const_int 0)).
17555 (cris_rtx_costs): Handle ZERO_EXTRACT.
17556 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17557 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17558 (*tstdi_v32): Delete.
17559 (*cmpdi_non_v32): Add M alternative for operand 1.
17560 (cmpsi, cmp<mode>): Make private.
17561 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17563 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17565 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17566 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17567 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17568 (cc_reg_operand): New.
17569 (any_cond): Delete.
17570 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17571 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17572 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17573 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17574 crx_expand_scond): Delete.
17576 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17578 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17579 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17581 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17582 cstoresi4, cstoresf4, cstoredf4): New.
17583 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17584 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17585 Receive the entire operands array.
17586 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17587 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17588 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17589 Get test/op0/op1 from the operands array.
17590 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17592 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17593 (h8300_expand_store): New.
17594 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17596 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17597 (h8300_expand_store): New.
17598 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17599 or do not try to produce (set (cc0) REG).
17600 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17601 change a compare into a move to a scratch register. Disable some
17602 peepholes when comparing with zero.
17603 (tstsi, tsthi, tstsi, cmpqi): Make private.
17605 (bCC, sCC): Delete.
17606 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17609 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17610 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17611 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17612 (ix86_emit_i387_log1p): Use cbranchxf2.
17613 (ix86_expand_setcc): Return void.
17614 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17615 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17616 cmp<MODEF>, cmpcc): Remove.
17617 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17618 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17619 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17620 (sCC and bCC expanders): Remove.
17621 (stack_protect_test): Use cbranchcc4.
17623 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17625 (ia64_expand_compare): Accept three rtx by reference and return void.
17626 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17627 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17628 from *expr. Update *expr with the BImode comparison to do.
17629 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17630 cmptf, bCC, sCC, conditional_trap): Delete.
17631 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17632 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17633 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17634 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17635 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17637 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17638 type of last argument.
17639 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17640 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17641 use machine mode argument instead of branch_type. Remove dead
17642 code for floating-point comparisons.
17643 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17644 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17646 (cbranchsi4, cstoresi4): New.
17647 * config/iq2000/predicates.md (reg_or_const_operand): New.
17649 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17650 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17651 (b<code>_op): Rewrite to...
17652 (bcc_op): ... this, using match_operator.
17653 (s<code>_op): Rewrite to...
17654 (scc_op): ... this, using match_operator.
17655 (s<code>_24_op): Rewrite to...
17656 (scc_op_24): ... this, using match_operator.
17657 (s<code>_<mode>): Rewrite to...
17658 (cstore<mode>4): ... this, using match_operator.
17659 (s<code>_<mode>_24): Rewrite to...
17660 (cstore<mode>4_24): ... this, using match_operator.
17661 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17662 m32c_unpend_compare, m32c_expand_scc): Delete.
17663 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17664 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17665 (m32c_expand_movcc): Change NE to EQ if necessary.
17666 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17668 * config/m32r/m32r-protos.h (gen_cond_store): New.
17669 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17670 (gen_cond_store): New, from sCC patterns.
17671 (m32r_expand_block_move): Use cbranchsi4.
17672 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17673 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17674 (cbranchsi4, cstoresi4): New.
17676 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17678 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17679 (m68hc11_notice_update_cc): Look into a compare with 0.
17680 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17682 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17683 cmphi, cmpqi, bCC): Delete.
17684 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17685 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17686 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17689 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17690 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17691 * config/m68k/constraints.md (H): New.
17692 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17693 the define_insn below.
17694 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17695 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17696 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17697 patterns): Wrap RHS with COMPARE.
17698 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17699 (*cmpdi_internal): Name this pattern.
17700 (cmpdi): Change to define_insn.
17701 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17702 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17703 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17705 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17706 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17707 (conditional_trap): Change to...
17708 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17709 (*conditional_trap): Use the ordered_comparison_operator and
17710 const1_operand predicates.
17711 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17712 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17713 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17714 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17716 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17717 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17718 (mcore_gen_compare): New.
17719 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
17720 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
17721 (mcore_gen_compare): ... this.
17722 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
17723 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
17724 (stack probe pattern): Use cbranchsi4.
17726 * config/mips/predicates.md (mips_cstore_operator): New.
17727 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
17728 * config/mips/mips.md (any_cond): Delete.
17729 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
17731 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
17732 fixuns_truncsfdi2): Use cbranch patterns.
17733 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
17734 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
17735 Adjust call to mips_expand_conditional_branch.
17736 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
17738 * config/mips/mips-protos.h (mips_expand_conditional_branch,
17739 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
17740 * config/mips/mips.c (cmp_operands): Delete.
17741 (mips_emit_compare): Get comparison operands from *op0/*op1.
17742 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
17743 that it succeeds. Use op0/op1 instead of cmp_operands.
17744 (mips_expand_conditional_branch, mips_expand_conditional_move,
17745 mips_expand_conditional_trap): Likewise.
17746 (mips_block_move_loop): Use cbranch patterns.
17747 * config/mips/mips.h (cmp_operands): Delete.
17749 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
17750 (mmix_gen_compare_reg): Just return a register in the right CC mode.
17751 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
17752 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
17753 (*cmpcc_folded): Rename to...
17754 (*cmpdi_folded): this.
17755 (*cmpcc): Rename to...
17757 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
17760 (cbranchdf4): New. Handle invalid comparisons here.
17761 * config/mmix/predicates.md (float_comparison_operator): New.
17763 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
17764 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
17765 * config/mn10300/mn10300.md (tst): Delete.
17766 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
17767 Name these patterns and wrap RHS in a compare.
17768 (*cmpsi): Make this pattern private. Include tst.
17769 (*cmpsf): Make this pattern private.
17770 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
17771 (compare with zero peepholes): Likewise.
17773 (cbranchsi4, cbranchsf4): New.
17774 (casesi): Use cbranchsi4.
17776 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
17777 hppa_branch_type): Delete.
17778 (return_addr_rtx): Use cbranchsi4.
17779 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
17780 Emit CCFPmode comparison here.
17781 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
17782 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
17783 hppa_branch_type): Delete.
17784 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
17785 (movsicc, movdicc): Remove references to hppa_compare_op0,
17786 hppa_compare_op1 and compare_from_rtx.
17787 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
17788 (casesi): Use cbranchsi4.
17790 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
17791 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
17792 * config/pdp11/pdp11.md (register_or_const0_operand): New.
17793 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
17794 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
17796 (cbranchdf4, cbranchhi4, cbranchqi4): New.
17797 (*branch, *branch_inverted): New.
17799 * config/picochip/picochip.md (cbranchhi4): Use
17800 ordered_comparison_operator.
17801 (cmphi, bCC): Remove.
17803 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
17804 (trap_comparison_operator): Delete.
17805 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
17806 rs6000_emit_cbranch): Accept mode and operands.
17807 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
17808 rs6000_compare_fp_p): Delete.
17809 (rs6000_generate_compare): Accept mode and comparison. Extract code
17810 and op0/op1 from there. Replace references to rs6000_compare_op0
17811 and rs6000_compare_op1.
17812 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
17813 extract result from passed operands.
17814 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
17815 extract loc from passed operands.
17816 (rs6000_emit_cmove): Likewise.
17817 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
17818 rs6000_compare_fp_p): Delete.
17819 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
17820 (cbranch<GPR>4, cbranch<FP>4): New.
17821 (cstore<mode>4): New. Consolidate here all choices about when to use
17822 portable or specialized sCC sequences.
17823 (stack_protect_test): Use cbranchsi4.
17824 (conditional_trap): Replace with ctrap<GPR>4.
17825 (conditional trap insn): Replace trap_comparison_operator with
17826 ordered_comparison_operator.
17828 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
17829 (s390_emit_prologue): Use ctrap.
17830 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
17831 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
17832 New predicates replacing...
17833 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
17834 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
17835 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
17836 (add<mode>cc): Do not use s390_compare_op0/op1.
17837 (s<code>): Change to...
17838 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
17839 (seq): Change to...
17840 (cstorecc4): ... this. Handle EQ or NE equally.
17841 (*sne): Un-privatize for use in cstorecc4.
17842 (b<code>): Change to...
17843 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
17844 (conditional_trap): Replace with...
17845 (ctrap<GPR>4, ctrap<FP>4): ... these.
17846 (stack_protect): Use cbranchcc4.
17848 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
17849 * config/score/score-protos.h (score_gen_cmp): Delete.
17850 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
17851 (score_block_move-loop): Use cbranchsi4.
17852 * config/score/score.md (cbranchsi4): New.
17853 (cmpsi, bCC): Delete.
17854 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
17855 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17856 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
17857 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
17858 * config/score/score3.h (score3_gen_cmp): Delete.
17859 * config/score/score7.h (score7_gen_cmp): Delete.
17861 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
17862 (sh_emit_scc_to_t): ... this. Return void.
17863 (from_compare): Rename to...
17864 (sh_emit_compare_and_branch): ... this.
17865 (sh_emit_compare_and_set): New.
17866 (sh_expand_t_scc): Accept operands.
17867 * config/sh/predicates.md (sh_float_comparison_operator): New.
17868 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
17869 (prepare_scc_operands): Rename to...
17870 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
17872 (sh_emit_cheap_store_flag): New.
17873 (sh_emit_set_t_insn): New.
17874 (from_compare): Rename to...
17875 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
17876 handling of TARGET_SH2E floating point to avoid recursive call.
17877 Generate branch here.
17878 (sh_emit_compare_and_set): New.
17879 (sh_expand_t_scc): Get op0/op1 from arguments.
17880 (sh_emit_cheap_store_flag): New.
17881 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
17883 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
17884 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
17885 (movsicc, movdicc): Do nothing when it recreated operands from
17886 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
17887 prepare_scc_operands (now sh_emit_scc_to_t).
17888 (udivdi3): Use cstoresi4.
17889 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
17890 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
17891 (cbranchint4_media, cbranchfp4_media): New.
17892 (casesi): Use cbranchdi4.
17893 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
17895 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
17896 (movnegt): Remove second operand.
17897 (cbranchsf4, cbranchdf4): New.
17898 (stack_protect): Use cbranchdi4/cbranchsi4.
17900 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
17901 (gen_compare_reg): Accept comparison, extract part of it to...
17902 (gen_compare_reg_1): ... this.
17903 (gen_compare_operator): Delete.
17904 (gen_v9_scc): Accept separate destination, comparison code and arms.
17905 Do not use sparc_compare_op0/sparc_compare_op1.
17906 (emit_scc_insn, emit_conditional_branch_insn): New.
17907 (emit_v9_brxx): Make static. Remove useless assertion.
17908 (sparc_emit_float_lib_cmp): Return RTL instead of calling
17910 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
17911 * config/sparc/sparc-protos.h (gen_compare_reg,
17912 sparc_emit_float_lib_cmp): Adjust prototype.
17913 (emit_scc_insn, emit_conditional_branch_insn): New.
17914 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
17915 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
17916 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
17917 iterators to the top.
17918 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
17919 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
17920 snedi_special_trunc): Delete.
17921 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
17922 and snedi_special_trunc.
17923 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
17924 cbranchdi4, cbranch<F:mode>4): New.
17925 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
17926 here. Use gen_compare_reg instead of gen_compare_operator.
17927 (conditional_trap): Replace with...
17928 (ctrapsi4, ctrapdi4): ... this.
17929 (stack_protect_test): Use cbranchcc4.
17931 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
17933 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
17934 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
17935 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
17936 from operands[0] or operands[3] depending on is_set.
17937 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
17938 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
17939 cmpdf, bCC), sCC: Remove.
17940 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
17941 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
17943 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
17944 spu_emit_branch_or_set.
17946 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
17948 * config/stormy16/stormy16.h (xstormy16_compare_op0,
17949 xstormy16_compare_op1): Delete.
17950 * config/stormy16/stormy16.c (xstormy16_compare_op0,
17951 xstormy16_compare_op1): Delete.
17952 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
17954 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
17955 (cmphi, cmpsi, bCC): Remove.
17957 * config/v850/v850.md (tstsi, cmpsi): Fold into...
17958 (*cmpsi): ... this one.
17959 (cbranchsi4, cstoresi4): New.
17960 (bCC expanders): Delete.
17961 (sCC insns): Fold into...
17962 (*setcc): ... this one.
17963 (casesi): Do not use gen_cmpsi and gen_bgtu.
17964 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
17965 (movsicc): Simplify.
17966 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
17968 * config/vax/vax-protos.h (cond_name): New.
17969 (vax_output_conditional_branch): Remove.
17970 * config/vax/vax.c (cond_name): New.
17971 (vax_output_conditional_branch): Remove.
17972 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
17973 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
17974 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
17975 (bit<VAXint>): Wrap source with (compare).
17976 (b<code> and following unnamed pattern): Rename to *branch and
17977 *branch_reversed. Change macroization to match_operator.
17978 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
17980 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
17981 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
17982 Change last argument to machine_mode.
17983 (xtensa_expand_scc): Add machine_mode argument.
17984 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
17985 (gen_conditional_move, xtensa_expand_conditional_branch,
17986 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
17987 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
17988 Adjust operand numbers.
17989 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
17991 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
17992 (cmpsi, cmpsf, b<code>, s<code>): Delete.
17993 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
17995 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17997 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17998 causes spurious differences between trunk and cond-optab branch.
18000 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18003 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18005 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18007 * tree.c (iterative_hash_pointer): Delete.
18008 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18009 Hash UIDs and versions of SSA names. Don't special-case built-in
18010 function declarations.
18012 2009-05-11 Ian Lance Taylor <iant@google.com>
18015 * graphite.c: Force -Wc++-compat to only be a warning before
18016 #including "cloog/cloog.h".
18018 2009-05-11 Martin Jambor <mjambor@suse.cz>
18020 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18022 2009-05-11 Jan Hubicka <jh@suse.cz>
18024 * tree-ssa-loop-ivcanon.c: Include target.h
18025 (struct loop_size): new structure.
18026 (constant_after_peeling): New predicate.
18027 (tree_estimate_loop_size): New function.
18028 (estimated_unrolled_size): Rewrite for new estimates.
18029 (try_unroll_loop_completely): Use new estimates.
18030 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18032 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18034 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18035 libcpp interface change.
18036 (spu_macro_to_expand): Likewise.
18038 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18040 PR tree-optimization/40026
18041 * gimplify.c (gimplify_init_constructor): Change initial conditional
18042 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18043 optimize_compound_literals_in_ctor.
18045 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18047 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18049 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18051 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18053 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18054 HOST_WIDE_INT for gap.
18056 2009-05-11 Ira Rosen <irar@il.ibm.com>
18058 PR tree-optimization/40074
18059 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18060 account in group size and step comparison.
18062 2009-05-11 Richard Guenther <rguenther@suse.de>
18064 * passes.c (init_optimization_passes): Strip now incorrect comment.
18065 (execute_function_todo): Do not set PROP_alias.
18066 * tree-pass.h (PROP_alias): Remove.
18067 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18068 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18069 * tree-nrv.c (pass_return_slot): Likewise.
18070 * tree-object-size.c (pass_object_sizes): Likewise.
18071 * tree-ssa-dom.c (pass_dominator): Likewise.
18072 (pass_phi_only_cprop): Likewise.
18073 * tree-ssa-dse.c (pass_dse): Likewise.
18074 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18075 (pass_cselim): Likewise.
18076 * tree-ssa-pre.c (pass_pre): Likewise.
18077 (pass_fre): Likewise.
18078 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18079 * tree-ssa-sink.c (pass_sink_code): Likewise.
18080 * tree-stdarg.c (pass_stdarg): Likewise.
18081 * tree-tailcall.c (pass_tail_calls): Likewise.
18082 * tree-vrp.c (pass_vrp): Likewise.
18084 2009-05-10 Ian Lance Taylor <iant@google.com>
18086 * basic-block.h (enum profile_status): Break out of struct
18087 control_flow_graph.
18088 * cgraph.h (struct inline_summary): Break out of struct
18090 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18091 of struct cgraph_order_sort.
18092 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18093 * cse.c (struct branch_path): Break out of struct
18094 cse_basic_block_data.
18095 * except.h (enum eh_region_type): Break out of struct eh_region.
18096 * gcc.c (enum add_del): Break out of struct modify_target.
18097 * genrecog.c (enum decision_type): Break out of struct decision_test.
18098 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18100 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18101 * regmove.c (enum match_use): New enum, broken out of struct match.
18102 * sched-int.h (enum post_call_group): New enum, broken out of
18104 (struct deps_reg): Break out of struct deps.
18105 * target.h (struct asm_int_op): Break out of struct gcc_target.
18106 * tree-eh.c (struct goto_queue_node): Break out of struct
18108 * tree-inline.h (enum copy_body_cge_which): Break out of
18110 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18112 * c-decl.c (in_struct, struct_types): New static variables.
18113 (pushtag): Add loc parameter. Change all callers.
18114 (lookup_tag): Add ploc parameter. Change all callers.
18115 (check_compound_literal_type): New function.
18116 (parser_xref_tag): Add loc parameter. Change all callers. If
18117 -Wc++-compat, warn about struct/union/enum types defined within a
18119 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18120 and loc parameters. Change all callers. Change error calls to
18121 error_at, using loc. For a redefinition, if the location of the
18122 original definition is known, report it. Set in_struct and
18123 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18124 (finish_struct): Add new parameters enclosing_in_struct and
18125 enclosing_struct_types. Change all callers. Set
18126 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18127 in the struct. If in a struct, add this struct to struct_types.
18128 (start_enum): Add loc parameter. Change all callers. Use
18129 error_at for errors, using loc. For a redefinition, if the
18130 location of the original definition is known, report it. If in a
18131 struct, add this enum type to struct_types. If -Wc++-compat warn
18132 if in sizeof, typeof, or alignof.
18133 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18134 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18135 (c_parser_enum_specifier): Get enum location for start_enum.
18136 (c_parser_struct_or_union_specifier): Get struct location for
18137 start_struct. Save in_struct and struct_types status between
18138 start_struct and finish_struct.
18139 (c_parser_cast_expression): Get location of cast.
18140 (c_parser_alignof_expression): Get location of type.
18141 (c_parser_postfix_expression): Likewise.
18142 (c_parser_postfix_expression_after_paren_type): Add type_loc
18143 parameter. Change all callers. Call check_compound_literal_type.
18144 Use type_loc for error about variable size type.
18145 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18146 of an enum constant from an enum type defined in a struct or union.
18147 (c_cast_expr): Add loc parameter. Change all callers. If
18148 -Wc++-compat, warn about defining a type in a cast.
18149 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18150 (start_enum, start_struct, finish_struct): Update declarations.
18151 (parser_xref_tag, c_cast_expr): Update declarations.
18152 (check_compound_literal_type): Declare.
18154 2009-05-11 Ben Elliston <bje@au.ibm.com>
18156 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18157 for recent libcpp interface change.
18158 (rs6000_macro_to_expand): Likewise.
18160 2009-05-10 Michael Matz <matz@suse.de>
18163 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18164 not at entry of function.
18166 2009-05-10 Richard Guenther <rguenther@suse.de>
18168 PR tree-optimization/40081
18170 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18171 using the main variant of the element type. Do not fiddle with
18172 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18174 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18175 structs with volatile fields.
18177 2009-05-10 Jan Hubicka <jh@suse.cz>
18179 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18180 (estimate_move_cost): Assert that it does not get called for
18182 (estimate_num_insns): Skip VOID types in argument handling.
18183 (optimize_inline_calls): Delete unreachable blocks and verify that
18184 callgraph is valid.
18186 2009-05-10 Jan Hubicka <jh@suse.cz>
18188 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18189 * cgraph.c (cgraph_mark_address_taken_node): New function.
18190 (dump_cgraph_node): Dump new flag.
18191 * cgraph.h (struct cgraph_node): Add address_taken.
18192 (cgraph_mark_address_taken_node): New function.
18193 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18194 since new direct calls can be born.
18196 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18198 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18199 tok->val.node.node.
18201 2009-05-10 Jan Hubicka <jh@suse.cz>
18203 PR middle-end/40084
18204 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18206 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18207 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18208 * tree-inline.c (copy_bb): Set frequency correctly.
18209 (fold_marked_statements): Update call to
18210 cgraph_update_edges_for_call_stmt.
18212 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18214 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18215 identifiers in diagnostics.
18216 * config/arm/arm.c (arm_handle_fndecl_attribute,
18217 arm_handle_isr_attribute): Likewise.
18218 * config/avr/avr.c (avr_handle_progmem_attribute,
18219 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18220 * config/bfin/bfin.c (handle_int_attribute,
18221 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18222 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18223 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18225 * config/darwin.c (darwin_handle_kext_attribute,
18226 darwin_handle_weak_import_attribute): Likewise.
18227 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18228 h8300_handle_eightbit_data_attribute,
18229 h8300_handle_tiny_data_attribute): Likewise.
18230 * config/i386/i386.c (ix86_handle_cconv_attribute,
18231 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18232 * config/i386/winnt.c (ix86_handle_shared_attribute,
18233 ix86_handle_selectany_attribute): Likewise.
18234 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18235 * config/m32c/m32c.c (function_vector_handler): Likewise.
18236 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18237 m68hc11_handle_fntype_attribute): Likewise.
18238 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18239 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18240 * config/mips/mips.c (mips_insert_attributes,
18241 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18242 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18243 rs6000_handle_struct_attribute): Likewise.
18244 * config/sh/sh.c (sh_insert_attributes,
18245 sh_handle_resbank_handler_attribute,
18246 sh_handle_interrupt_handler_attribute,
18247 sh2a_handle_function_vector_handler_attribute,
18248 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18250 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18251 * config/spu/spu.c (spu_handle_fndecl_attribute,
18252 spu_handle_vector_attribute): Likewise.
18253 * config/stormy16/stormy16.c
18254 (xstormy16_handle_interrupt_attribute): Likewise.
18255 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18256 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18258 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18260 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18261 (pp_translate_identifiers): New.
18262 (pp_identifier): Only conditionally translate identifier to locale
18264 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18265 (pp_base_tree_identifier): Only conditionally translate identifier
18266 to locale character set.
18267 * c-pretty-print.c (M_): Define.
18268 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18269 fragments for conditional translation with M_.
18270 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18271 identifier translation.
18273 2009-05-10 Richard Guenther <rguenther@suse.de>
18275 PR tree-optimization/40081
18276 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18277 using the main variant of the element type. Do not fiddle with
18278 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18280 2009-05-09 Jan Hubicka <jh@suse.cz>
18282 PR middle-end/40080
18283 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18284 indirect calls; verify cgraph afterwards.
18286 2009-05-09 Jan Hubicka <jh@suse.cz>
18289 * ipa.c (update_inlined_to_pointer): New function.
18290 (cgraph_remove_unreachable_nodes): Use it.
18292 2009-05-09 Jan Hubicka <jh@suse.cz>
18294 * tree-eh.c (struct leh_state): Remove prev_try.
18295 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18296 not track prev_try.
18297 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18298 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18299 remove_eh_handler_and_replace, foreach_reachable_handler,
18300 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18301 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18302 (gen_eh_region_cleanup): Update prototype.
18304 2009-05-09 Jan Hubicka <jh@suse.cz>
18306 PR middle-end/40043
18307 * except.c (copy_eh_region): Always set prev_try.
18308 (redirect_eh_edge_to_label): Find outer try.
18309 (foreach_reachable_handler): When looking for prev try
18310 handle case where previous try is not going to be taken.
18312 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18314 PR tree-optimization/40049
18315 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18316 only vector/vector shifts, convert the type of the constant to the
18317 appropriate type to avoid building incorrect trees, which
18318 eventually have problems with garbage collection.
18320 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18322 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18323 -1 for complex floating-point types if honoring signed zeros.
18325 2009-05-08 Jan Hubicka <jh@suse.cz>
18327 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18328 argument; handle correctly when profile is absent.
18329 (build_cgraph_edges): Update.
18330 (rebuild_cgraph_edges): Update.
18331 * cgraph.c: Do not include varray.h.
18332 (cgraph_set_call_stmt_including_clones): New function.
18333 (cgraph_create_edge_including_clones): Likewise
18334 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18335 (cgraph_update_edges_for_call_stmt): Handle clones.
18336 (cgraph_remove_node): Handle clone tree.
18337 (cgraph_remove_node_and_inline_clones): New function.
18338 (dump_cgraph_node): Dump clone tree.
18339 (cgraph_clone_node): Handle clone tree.
18340 (clone_function_name): Bring here from tree-inline.c.
18341 (cgraph_create_virtual_clone): New function.
18342 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18343 (cgraph_clone_info): New function.
18344 (strut cgraph_node): Add clone_info and new clone tree pointers.
18345 (cgraph_remove_node_and_inline_clones,
18346 cgraph_set_call_stmt_including_clones,
18347 cgraph_create_edge_including_clones,
18348 cgraph_create_virtual_clone): Declare.
18349 (cgraph_function_versioning): Use VEC argument.
18350 (compute_call_stmt_bb_frequency): Update prototype.
18351 (cgraph_materialize_all_clones): New function.
18352 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18353 (ipcp_create_replace_map): Update to VECtors.
18354 (ipcp_update_callgraph): Use virtual clones.
18355 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18356 (ipcp_update_profiling): Do not update local profiling.
18357 (ipcp_insert_stage): Use VECtors and virtual clones.
18358 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18359 (clone_of_p): New function.
18360 (cgraph_preserve_function_body_p): Use clone tree.
18361 (cgraph_optimize): Materialize clones.
18362 (cgraph_function_versioning): Update for VECtors.
18363 (save_inline_function_body): Use clone tree.
18364 (cgraph_materialize_clone): New function.
18365 (cgraph_materialize_all_clones): Likewise.
18366 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18367 * ipa.c: Include gimple.h.
18368 (cgraph_remove_unreachable_nodes): Use clone tree.
18369 * ipa-prop.c (ipa_note_param_call): Update call to
18370 compute_call_stmt_bb_frequencycall.
18371 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18372 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18373 (copy_bb): Handle updating of clone tree; add new edge when new call
18375 (expand_call_inline): Be strict about every call having edge.
18376 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18377 (delete_unreachable_blocks_update_callgraph): New function.
18378 (tree_function_versioning): Use VECtors; always remove unreachable
18379 blocks and fold conditionals.
18380 * tree-inline.h: Do not include varray.h.
18381 (tree_function_versioning): Remove.
18382 * Makefile.in (GTFILES): Remove tree-inline.c
18383 * passes.c (do_per_function): Do only functions having body.
18384 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18387 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18388 Andrew Morrow <acm@google.com>
18391 * c-common.c (c_common_attribute_table): Permit deprecated
18392 attribute to take an optional argument.
18393 (handle_deprecated_attribute): If the optional argument to
18394 __attribute__((deprecated)) is not a string ignore the attribute
18395 and emit a warning.
18397 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18398 * c-typeck.c (build_component_ref): Likewise.
18399 (build_external_ref): Likewise.
18401 * toplev.c (warn_deprecated_use): Add an attribute argument.
18402 Emit the message associated with __attribute__((deprecated)).
18404 * toplev.h (warn_deprecated_use): Updated.
18406 * doc/extend.texi: Document new optional parameter to
18407 __attribute__((deprecated))
18409 2009-05-08 Michael Eager <eager@eagercon.com>
18411 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18412 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18414 2009-05-08 Richard Guenther <rguenther@suse.de>
18416 PR tree-optimization/40062
18417 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18418 Avoid exponential behavior.
18420 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18422 PR rtl-optimization/33928
18424 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18425 process_uses, build_single_def_use_links): New.
18426 (update_df): Update use_def_ref.
18427 (forward_propagate_into): Use get_def_for_use instead of use-def
18429 (fwprop_init): Call build_single_def_use_links and let it initialize
18431 (fwprop_done): Free use_def_ref.
18432 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18433 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18434 df_rd_simulate_one_insn): New.
18435 (df_rd_bb_local_compute_process_def): Update head comment.
18436 (df_chain_create_bb): Use the new RD simulation functions.
18437 * df.h (df_rd_simulate_artificial_defs_at_top,
18438 df_rd_simulate_one_insn): New.
18439 * opts.c (decode_options): Enable fwprop at -O1.
18440 * doc/invoke.texi (-fforward-propagate): Document this.
18442 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18445 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18446 and one complex operand specially.
18447 * tree-complex.c (some_nonzerop): Do not identify a real value as
18448 zero if flag_signed_zeros.
18450 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18452 PR rtl-optimization/33928
18453 * loop-invariant.c (record_use): Fix && vs. || mishap.
18455 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18457 PR rtl-optimization/33928
18458 * loop-invariant.c (struct use): Add addr_use_p.
18459 (struct def): Add n_addr_uses.
18460 (struct invariant): Add cheap_address.
18461 (create_new_invariant): Set cheap_address.
18462 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18463 (record_uses): Pass df_ref to record_use.
18464 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18467 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18469 * config/sh/sh.c: Do not include c-pragma.h.
18471 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18473 * config/spu/spu.c: Remove include of c-common.h.
18475 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18478 * c-common.h (mark_valid_location_for_stdc_pragma,
18479 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18480 clear_float_const_decimal64, float_const_decimal64_p): New.
18481 * c.opt (Wunsuffixed-float-constants): New.
18482 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18483 unsuffixed float constant, handle new warning.
18484 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18485 * c-decl.c (c_scope): New flag float_const_decimal64.
18486 (set_float_const_decimal64, clear_float_const_decimal64,
18487 float_const_decimal64_p): New.
18488 (push_scope): Set new flag.
18489 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18490 to use STDC pragmas.
18491 (c_parser_external_declaration): Ditto.
18492 (c_parser_compound_statement_nostart): Ditto.
18493 * c-pragma.c (valid_location_for_stdc_pragma,
18494 mark_valid_location_for_stdc_pragma,
18495 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18496 handle_pragma_float_const_decimal64): New.
18497 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18498 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18499 set_float_const_decimal64, clear_float_const_decimal64,
18500 float_const_decimal64_p): New dummy functions.
18501 * doc/extend.texi (Decimal Float): Remove statement that the
18502 pragma, and suffix for double constants, are not supported.
18503 * doc/invoke.texi (Warning Options): List new option.
18504 (-Wunsuffixed-float-constants): New.
18506 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18508 * config/i386/i386.c: Do not include c-common.h.
18510 2009-05-07 Mark Heffernan <meheff@google.com>
18512 * doc/invoke.texi (Debugging Options): Document change of debugging
18514 * opts.c (decode_options): Make dump_base_name relative to
18515 aux_base_name directory.
18517 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18519 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18520 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18522 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18524 * Makefile.in (install-plugin): Simplify a bit.
18526 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18528 * Makefile.in (OBJS-common): Add regcprop.o.
18530 * timevar.def (TV_CPROP_REGISTERS): New.
18531 * regrename.c (regrename_optimize): Return 0.
18532 (rest_of_handle_regrename): Delete.
18533 (pass_rename_registers): Point to regrename_optimize.
18534 (struct value_data_entry, struct value_data,
18535 kill_value_one_regno, kill_value_regno, kill_value,
18536 set_value_regno, init_value_data, kill_clobbered_value,
18537 kill_set_value, kill_autoinc_value, copy_value,
18538 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18539 replace_oldest_value_reg, replace_oldest_value_addr,
18540 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18541 debug_value_data, validate_value_data): Move...
18542 * regcprop.c: ... here.
18543 (rest_of_handle_cprop): Delete.
18544 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18546 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18548 PR middle-end/40057
18549 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18550 GEN_INT for 1 << bitnum.
18551 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18552 build_int_cst_type.
18554 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18556 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18557 Remove wrong description of "nand" operation.
18559 2009-05-06 Richard Guenther <rguenther@suse.de>
18560 Adam Nemet <anemet@caviumnetworks.com>
18562 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18563 comment. Add that if LHS is not a gimple register, then RHS1 has
18564 to be a single object (GIMPLE_SINGLE_RHS).
18566 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18568 * expr.c (get_def_for_expr): Move it up in the file.
18569 (store_field): When expanding a bit-field store, look at the
18570 defining gimple stmt for the masking conversion.
18572 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18574 PR middle-end/39986
18575 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18576 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18577 32-bit memcpy into long.
18579 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18581 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18582 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18584 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18585 instead of appending DW_OP_deref*.
18587 2009-05-06 Michael Matz <matz@suse.de>
18589 PR middle-end/40021
18590 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18591 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18593 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18595 * Makefile.in (install-plugin): Fix srcdir handling.
18597 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18599 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18600 when processing for not_regs_needed bitmap.
18601 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18602 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18603 handling it for rhs.
18605 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18607 * config/i386/i386.md (unnamed inc/dec peephole): Use
18608 optimize_insn_for_size_p instead of optimize_size.
18609 * config/i386/predicates.md (incdec_operand): Likewise.
18610 (aligned_operand): Likewise.
18611 * config/i386/sse.md (divv8sf3): Likewise.
18612 (sqrtv8sf2): Likewise.
18614 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18616 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18618 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18620 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18622 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18623 ssemodesuffixf2c with avxmodesuffixf2c.
18625 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18628 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18630 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18632 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18633 (struct tree_base): Adjust spacing for 8 bit boundaries.
18634 (struct tree_decl_common): Add decl_by_reference_flag bit.
18635 (DECL_BY_REFERENCE): Adjust.
18636 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18637 print DECL_BY_REFERENCE bit.
18638 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18639 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18640 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18641 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18644 PR middle-end/39666
18645 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18646 range of the type, but default label is missing, add it with one
18647 of the existing labels instead of adding a new label for it.
18649 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18653 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18655 * Makefile.in (enable_plugin, plugin_includedir): New.
18656 (install): Depend on install-plugin.
18657 (PLUGIN_HEADERS): New.
18658 (install-plugin): New.
18659 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18661 2009-05-05 Richard Guenther <rguenther@suse.de>
18663 PR tree-optimization/40022
18664 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18666 (phivn_valid_p): Fix tuplification error, simplify.
18667 (phiprop_insert_phi): Add dumps.
18668 (propagate_with_phi): Simplify.
18670 2009-05-05 Richard Guenther <rguenther@suse.de>
18672 PR middle-end/40023
18673 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18675 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18677 * tree.h (strip_float_extensions): Remove duplicate declaration.
18678 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18679 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18680 block_ultimate_origin): Rearrange the declarations line to match the
18681 comment that indicates the .c file which the functions are defined.
18682 (dwarf2out_*, set_decl_rtl): Add comment.
18683 (get_base_address): Adjust comment.
18684 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18685 declarations line and add comment.
18686 (is_builtin_name): Add blank after function name, for clarity.
18688 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18690 * attribs.c (decl_attributes): Use %qE for identifiers in
18692 * cgraphunit.c (verify_cgraph_node): Translate function names to
18693 locale character set in diagnostics.
18694 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18696 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18697 Document that functions are named in UTF-8.
18698 * expr.c (expand_expr_real_1): Translate function names to locale
18699 character set in diagnostics.
18700 * gimplify.c (omp_notice_variable, omp_is_private,
18701 gimplify_scan_omp_clauses): Use %qE for identifiers in
18703 * langhooks.c (lhd_print_error_function): Translate function names
18704 to locale character set.
18705 * langhooks.h (decl_printable_name): Document that return value is
18706 in internal character set.
18707 * stmt.c: Include pretty-print.h
18708 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18710 (resolve_operand_name_1): Translate named operand name to locale
18712 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18714 * toplev.c (announce_function): Translate function names to locale
18716 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18717 (default_tree_printer): Use pp_identifier or translate identifiers
18718 to locale character set. Mark "<anonymous>" for translation.
18719 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
18720 for identifiers in diagnostics.
18721 * tree.c (handle_dll_attribute): Use %qE for identifiers in
18723 * varasm.c (output_constructor): Use %qE for identifiers in
18726 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
18728 * configure.ac: use ` ` instead of $()
18729 * configure: Regenerate.
18731 2009-05-05 Ben Elliston <bje@au.ibm.com>
18733 * config/pa/linux-atomic.c: Eliminate conditional include of
18734 errno.h on non-LP64 systems to simplify build requirements.
18736 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18738 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
18740 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
18741 and pass value to identifier_to_locale.
18742 (warn_variable_length_array): Make name a tree.
18743 (grokdeclarator): Separate diagnostic texts for named and unnamed
18744 declarators. Use %qE for named declarators.
18745 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
18747 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
18748 identifiers in diagnostics.
18749 * c-typeck.c (push_member_name, start_init): Pass identifiers to
18750 identifier_to_locale. Mark "anonymous" strings for translation.
18752 2009-05-04 Michael Eager <eager@eagercon.com>
18754 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
18755 address for DImode/DFmode only if double-precision FP regs.
18757 2009-05-04 Michael Eager <eager@eagercon.com>
18759 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
18760 TARGET_SINGLE_FLOAT check.
18762 2009-05-04 Michael Eager <eager@eagercon.com>
18764 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
18766 2009-05-04 Michael Eager <eager@eagercon.com>
18768 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
18769 * config/rs6000/t-xilinx: New
18771 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
18773 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
18774 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
18775 * gcc/explow.c (memory_address): Use target hook.
18776 * gcc/targhooks.c (default_legitimize_address): New.
18777 * gcc/targhooks.h (default_legitimize_address): New.
18778 * gcc/target.h (legitimize_address): New.
18779 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
18780 (TARGET_INITIALIZER): Include it.
18781 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
18783 * config/bfin/bfin-protos.h (legitimize_address): Remove.
18784 * config/bfin/bfin.c (legitimize_address): Remove.
18785 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
18786 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
18788 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
18789 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
18791 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
18792 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
18793 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
18794 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
18795 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
18796 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
18797 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
18798 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
18799 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
18800 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
18801 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
18802 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
18803 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
18804 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
18805 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
18806 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
18807 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
18808 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
18809 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
18810 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
18811 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
18812 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
18813 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
18815 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
18816 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
18817 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
18818 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
18819 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
18820 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
18821 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
18822 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
18823 (thumb_legitimize_address): Delete.
18824 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
18825 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
18826 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
18827 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
18828 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
18829 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
18831 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
18834 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
18835 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
18836 * config/m32r/m32r.c (m32r_legitimize_address): New.
18837 * config/m68k/m68k.c (m68k_legitimize_address): New.
18838 * config/score/score.c (score_legitimize_address): Standardize.
18839 * config/score/score3.c (score3_legitimize_address): Standardize.
18840 * config/score/score3.h (score3_legitimize_address): Adjust.
18841 * config/score/score7.c (score7_legitimize_address): Standardize.
18842 * config/score/score7.h (score7_legitimize_address): Adjust.
18843 * config/sh/sh.c (sh_legitimize_address): New.
18844 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
18846 * gcc/config/s390/s390.c (legitimize_address): Rename to...
18847 (s390_legitimize_address): ... this.
18848 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
18849 (sparc_legitimize_address): ... this.
18850 * gcc/config/i386/i386.c (legitimize_address): Rename to...
18851 (ix86_legitimize_address): ... this.
18852 * gcc/config/avr/avr.c (legitimize_address): Rename to...
18853 (avr_legitimize_address): ... this.
18854 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
18855 (mn10300_legitimize_address): ... this.
18856 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
18857 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
18858 (alpha_expand_mov): Adjust call.
18860 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
18861 * config/spu/spu.c (spu_legitimize_address): Likewise.
18862 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
18863 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
18865 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18867 * intl.c (locale_encoding, locale_utf8): New.
18868 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
18869 * intl.h (locale_encoding, locale_utf8): Declare.
18870 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
18871 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
18873 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
18875 (pp_tree_identifier): Define to call pp_base_tree_identifier.
18876 (pp_base_tree_identifier): Declare as function.
18877 (identifier_to_locale): Declare.
18878 * Makefile.in (pretty-print.o): Update dependencies.
18879 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
18881 2009-05-04 Richard Guenther <rguenther@suse.de>
18883 PR middle-end/40015
18884 * builtins.c (fold_builtin_memory_op): Do not decay to element
18885 type if the size matches the whole array.
18887 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18889 * expmed.c (synth_mult): When trying out a shift, pass the result
18892 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
18894 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
18895 (shiftsub1_cost): New.
18896 (init_expmed): Compute shiftsub1_cost.
18897 (synth_mult): Optimize multiplications by constants of the form
18898 -(2^^m-1) for some constant positive integer m.
18900 2009-05-03 Richard Guenther <rguenther@suse.de>
18903 * c-typeck.c (array_to_pointer_conversion): Do not built
18904 ADDR_EXPRs of arrays of pointer-to-element type.
18905 * c-gimplify.c (c_gimplify_expr): Revert change fixing
18906 up wrong ADDR_EXPRs after-the-fact.
18907 * c-common.c (strict_aliasing_warning): Strip pointer
18908 conversions for obtaining the original type.
18909 * builtins.c (fold_builtin_memset): Handle array types.
18910 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
18913 2009-05-03 Richard Guenther <rguenther@suse.de>
18915 PR middle-end/23329
18916 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
18917 Do not lose casts from array types with unknown extent to array
18918 types with known extent.
18919 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
18920 alias set compatibility.
18922 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
18924 * flags.h (extra_warnings): Delete.
18925 * toplev.c (process_options): Handle Wuninitialized here.
18926 * opts.c (extra_warnings): Delete.
18927 (set_Wextra): Delete.
18928 (common_handle_option): -Wextra can be handled automatically.
18929 * c-opts.c (c_common_handle_option): Delete obsolete code.
18930 (c_common_post_options): Simplify comment.
18931 * common.opt (W): Add Var.
18933 (Wuninitialized): Initialize to -1.
18935 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
18936 Richard Guenther <rguenther@suse.de>
18938 * expr.c (get_def_for_expr): New function.
18939 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
18940 SSA rather than trees.
18941 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
18942 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
18944 2009-05-03 Joseph Myers <joseph@codesourcery.com>
18946 * c-common.c (reswords): Add _Imaginary.
18947 * c-common.c (enum rid): Add RID_IMAGINARY.
18949 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
18951 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
18952 Patch by Richard Guenther.
18954 2009-05-03 Anatoly Sokolov <aesok@post.ru>
18956 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
18957 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
18958 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
18959 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
18960 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
18961 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
18962 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
18963 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
18964 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
18965 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
18966 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
18967 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
18968 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
18969 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
18970 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
18971 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
18972 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
18973 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
18975 2009-05-02 Richard Guenther <rguenther@suse.de>
18977 PR tree-optimization/39940
18978 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
18981 2009-05-02 Richard Guenther <rguenther@suse.de>
18983 PR middle-end/40001
18984 * tree-ssa.c (execute_update_addresses_taken): Properly check
18985 if we can mark a variable DECL_GIMPLE_REG_P.
18986 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
18987 back to the end of the function.
18988 (is_gimple_reg_type): Remove complex type special casing.
18989 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
18992 2009-05-02 Ben Elliston <bje@au.ibm.com>
18994 * doc/collect2.texi (Collect2): Document search path behaviour
18995 when configured with --with-ld.
18997 2009-05-02 Jan Hubicka <jh@suse.cz>
18999 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19000 parameter; update callers.
19001 (coalesce_cost_edge): EH edges are costier because they needs
19002 splitting even if not critical and even more costier when there are
19003 multiple EH predecestors.
19005 2009-05-02 Jan Hubicka <jh@suse.cz>
19007 * except.c (remove_eh_handler_and_replace): Handle updating after
19008 removing TRY blocks.
19010 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19012 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19014 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19016 * varasm.c: Do not include c-pragma.h.
19017 * attribs.c: Do not incude c-common.h.
19019 2009-05-01 Michael Matz <matz@suse.de>
19021 * calls.c (initialize_argument_information): Handle SSA names like
19022 decls with a non MEM_P DECL_RTL.
19024 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19026 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19027 * ipa-utils.c: Likewise.
19028 * ipa-type-escape.c: Likewise.
19029 * cgraphunit.c Do not include c-common.h.
19030 * ipa-pure-const.c: Likewise.
19031 * tree-if-conv.c: Likewise.
19032 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19033 * ipa-struct-reorg.c: Likewise.
19034 * tree-nomudflap.c: Likewise.
19035 * tree-ssa-structalias.c: Likewise.
19037 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19039 * store-motion.c: Many cleanups to make this pass a first-class
19040 citizen instead of an appendix to gcse load motion. Add TODO list
19041 to make this pass faster/cleaner/better.
19043 (struct ls_expr): Post gcse.c-split cleanups.
19044 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19045 "stores" field to "avail_stores".
19046 (pre_ldst_mems): Rename to store_motion_mems.
19047 (pre_ldst_table): Rename to store_motion_mems_table.
19048 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19049 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19050 (ldst_entry): Rename to st_expr_entry, update users.
19051 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19052 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19053 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19055 (first_ls_expr): Rename to first_st_expr, update users.
19056 (next_ls_expr): Rename to next_st_expr, update users.
19057 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19058 fields properly for store motion instead of names inherited from load
19060 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19061 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19064 (ae_kill): Rename to st_kill, update users.
19065 (ae_gen): Rename to st_avloc, update users.
19066 (transp): Rename to st_transp, update users.
19067 (pre_insert_map): Rename to st_insert_map, update users.
19068 (pre_delete_map): Rename to st_delete_map, update users.
19069 (insert_store, build_store_vectors, free_store_memory,
19070 one_store_motion_pass): Update for abovementioned changes.
19072 (gcse_subst_count, gcse_create_count): Remove.
19073 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19074 and "n_stores_created", local variables.
19076 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19079 (regvec, compute_store_table_current_insn): Remove.
19080 (reg_set_info, reg_clear_last_set): Remove.
19081 (compute_store_table): Use DF caches instead of local dataflow
19084 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19086 * c-objc-common.c (c_tree_printer): Print identifiers with
19087 pp_identifier, not pp_string. Mark "({anonymous})" for
19089 * c-pretty-print.c (pp_c_ws_string): New.
19090 (pp_c_cv_qualifier, pp_c_type_specifier,
19091 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19092 pp_c_storage_class_specifier, pp_c_function_specifier,
19093 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19094 pp_c_primary_expression, pp_c_postfix_expression,
19095 pp_c_unary_expression, pp_c_shift_expression,
19096 pp_c_relational_expression, pp_c_equality_expression,
19097 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19098 use pp_string and pp_c_ws_string in place of pp_identifier and
19099 pp_c_identifier for non-identifiers. Mark English strings for
19101 * c-pretty-print.h (pp_c_ws_string): Declare.
19103 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19104 Roland McGrath <roland@redhat.com>
19106 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19107 (ENABLE_LD_BUILDID): New configuration option.
19108 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19109 (LINK_BUILDID_SPEC): New macro.
19110 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19112 * doc/install.texi: Document --enable-linker-build-id option.
19113 * configure: Rebuild.
19114 * config.in: Rebuild.
19116 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19118 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19119 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19120 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19121 MIPS_GP_SAVE_AREA_SIZE.
19122 * config/mips/mips.c (struct mips_frame_info): Update comment
19123 before arg_pointer_offset and hard_frame_pointer_offset.
19124 (mips_compute_frame_info): Update diagram before function: to
19125 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19126 indicate the position of frame_pointer_rtx with -fstack-protector and
19127 to show args_size. Don't allocate cprestore area for leaf functions
19128 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19130 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19132 2009-04-30 Michael Matz <matz@suse.de>
19134 PR tree-optimization/39955
19135 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19137 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19139 * ira.c (setup_cover_and_important_classes): Use safe macro
19140 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19142 * genpreds.c (write_tm_preds_h): Output suitable definition of
19143 REG_CLASS_FOR_CONSTRAINT.
19145 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19147 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19149 * bitmap.c (bitmap_descriptor): Likewise.
19150 * ggc-common.c (loc_descriptor): Likewise.
19151 * varray.c (varray_descriptor): Likewise.
19152 * vec.c (vec_descriptor): Likewise.
19154 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19156 * Makefile.in (dce.o): Add $(EXCEPT_H).
19157 * dce.c: Include except.h and delete redundant vector definitions.
19158 (deletable_insn_p): Return false for non-call insns that can throw
19161 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19163 * gcse.c (ae_gen): Remove.
19164 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19165 and make non-static function to make it available in store-motion.c.
19166 Update call sites with search-and-replace.
19167 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19168 extract_mentioned_regs, extract_mentioned_regs_helper,
19169 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19170 store_killed_in_insn, store_killed_after, store_killed_before,
19171 build_store_vectors, insert_insn_start_basic_block, insert-store,
19172 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19173 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19174 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19175 * store-motion.c: ...new file. Also copy data structures from gcse.c
19176 and clean up to remove parts not used by store motion.
19177 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19178 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19180 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19183 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19184 when optimizing for size.
19186 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19188 * gcse.c (gcse_constant_p): Fix typo in last change.
19190 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19192 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19194 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19196 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19198 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19200 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19201 CONST_HIGH_PART result.
19203 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19205 * config/avr/avr.c (initial_elimination_offset): Rename to
19206 avr_initial_elimination_offset.
19207 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19208 change return type to bool.
19209 (avr_can_eliminate): New function.
19210 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19211 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19212 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19213 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19214 avr_initial_elimination_offset.
19215 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19216 (avr_initial_elimination_offset): Define.
19218 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19219 Steven Bosscher <steven@gcc.gnu.org>
19221 PR rtl-optimization/39938
19222 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19223 * cfgrtl.c: Include insn-attr.h.
19224 (rest_of_pass_free_cfg): New function.
19225 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19226 * resource.c (init_resource_info): Remove call to df_analyze.
19228 2009-04-29 Richard Guenther <rguenther@suse.de>
19231 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19232 allow conversion to signed integers.
19234 2009-04-29 Richard Guenther <rguenther@suse.de>
19236 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19237 shifts of floating point vectors if the shift amount is
19238 a constant multiple of the element size.
19240 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19241 Michael Matz <matz@suse.de>
19243 PR middle-end/39927
19245 * tree-outof-ssa.c (emit_partition_copy): New function.
19246 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19247 insert_part_to_rtx_on_edge): Perform the partition base var
19248 copy using emit_partition_copy.
19249 (insert_value_copy_on_edge): Convert constants to the right mode.
19250 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19251 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19253 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19255 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19256 scan backwards to try to find a constant to initialize it.
19258 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19259 insn before the loop_end instruction, don't look past labels.
19261 2009-04-29 Richard Guenther <rguenther@suse.de>
19263 PR middle-end/39937
19264 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19265 loose type conversions.
19266 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19267 stmts only if there are no uses of its definition.
19269 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19271 * config/bfin/bfin.h (splitting_loops): Declare.
19272 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19273 Reorder bit definitions to be ascending.
19274 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19275 * config/bfin/bfin.c (splitting_loops): New variable.
19276 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19277 (struct loop_info): Remove members INIT and LOOP_INIT.
19278 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19279 the LSETUP sequence. Allow LC to be loaded from any register, but
19280 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19281 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19283 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19284 of reload_completed.
19287 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19289 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19291 * Makefile.in (PLUGIN_VERSION_H): New.
19292 (OBJS-common): Remove plugin-version.o.
19293 (plugin.o): Depend on (PLUGIN_VERSION_H).
19294 (plugin-version.o): Remove.
19295 * configure: Regenerate
19296 * configure.ac: Create plugin-version.h.
19297 * gcc-plugin.h (plugin_gcc_version): Remove.
19298 (plugin_default_version_check): Change signature.
19299 * plugin-version.c: Remove.
19300 * plugin.c: Include plugin-version.h.
19301 (str_plugin_gcc_version_name): Remove.
19302 (try_init_one_plugin): Pass gcc version to plugin_init.
19303 (plugin_default_version_check): Both gcc and plugin versions are now
19306 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19308 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19309 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19310 Remove special case testing for last insn of inner loops. Don't fail
19311 if the loop ends with a jump, emit an extra nop instead.
19313 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19314 DREGS rather than comparing directly. Remove code that tries to
19315 account for latencies.
19317 2009-04-29 Richard Guenther <rguenther@suse.de>
19319 PR tree-optimization/39941
19320 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19321 eliminating an indirect call.
19323 2009-04-29 Richard Guenther <rguenther@suse.de>
19325 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19326 parameter. Allow invariants as base if !require_lvalue.
19327 (verify_gimple_assign_single): Adjust.
19329 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19331 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19332 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19333 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19334 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19335 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19337 * config/bfin/bfin.c (bfin_expand_builtin,
19338 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19340 2009-04-28 Richard Guenther <rguenther@suse.de>
19342 * tree-vect-loop.c (get_initial_def_for_induction): Use
19343 correct types for pointer increment.
19345 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19347 * toplev.c (print_version): Update GMP version string calculation.
19349 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19351 PR rtl-optimization/39938
19352 * resource.c (init_resource_info): Add call to df_analyze.
19354 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19356 * config/alpha/alpha.md (usegp): Cast the result of
19357 alpha_find_lo_sum_using_gp to enum attr_usegp.
19358 * config/alpha/alpha.c (override_options): Remove end-of-structure
19359 marker element from cpu_table. Use array size of cpu_table to handle
19360 -mcpu and -mtune options.
19361 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19363 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19365 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19366 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19367 tune_32 and tune_64.
19368 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19369 support on PowerPC.
19370 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19371 * config/rs6000/option-defaults.h: ... here. New file.
19372 (OPT_64, OPT_32): Define.
19373 (MASK_64BIT): Define to 0 if not already defined.
19374 (OPT_ARCH64, OPT_ARCH32): Define.
19375 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19378 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19380 * config/arm/arm.c (arm_override_options): Emit error on using
19383 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19385 PR rtl-optimization/39914
19386 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19387 registers for allocnos created from user-defined variables only
19388 when not optimizing.
19390 2009-04-28 Richard Guenther <rguenther@suse.de>
19392 PR middle-end/39937
19393 * fold-const.c (fold_binary): Use distribute_real_division only
19396 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19398 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19399 add hpux-stdint.h to tm_file.
19400 (hppa[12]*-*-hpux11*): Ditto.
19401 (ia64*-*-hpux*): Ditto.
19402 * config/hpux-stdint.h: New.
19403 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19404 __STDC_EXT__ for all compiles.
19405 * config/pa/pa-hpux.h: Ditto.
19406 * config/pa/pa-hpux10.h: Ditto.
19407 * config/pa/pa-hpux11.h: Ditto.
19409 2009-04-28 Catherine Moore <clm@codesourcery.com>
19411 * debug.h (set_name): Add comment.
19413 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19416 * config/darwin.c (machopic_gen_offset): Check
19417 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19418 * config/arm/arm.c (require_pic_register): Likewise.
19420 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19422 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19423 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19424 m32c_promote_prototypes): Delete.
19426 2009-04-28 Michael Matz <matz@suse.de>
19428 PR middle-end/39922
19429 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19432 2009-04-28 Richard Guenther <rguenther@suse.de>
19434 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19436 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19438 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19439 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19440 * config/arm/arm-tune.md: Regenerate.
19442 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19444 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19445 block if there are complex incoming edges.
19446 (sel_merge_blocks): Remove useless assert.
19447 (sel_redirect_edge_and_branch): Check that edge was redirected.
19448 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19449 (sel_find_rgns): Delete declaration.
19450 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19451 the region when it is not a preheader.
19453 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19456 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19458 2009-04-28 Richard Guenther <rguenther@suse.de>
19460 * tree.h (SSA_NAME_VALUE): Remove.
19461 (struct tree_ssa_name): Remove value_handle member.
19462 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19463 array for jump threading.
19464 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19466 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19467 * tree-flow.h (threadedge_initialize_values): Declare.
19468 (threadedge_finalize_values): Likewise.
19469 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19470 (SSA_NAME_VALUE): Define.
19471 (threadedge_initialize_values): New function.
19472 (threadedge_finalize_values): Likewise.
19473 * tree-ssa-dom.c (ssa_name_values): New global variable.
19474 (SSA_NAME_VALUE): Define.
19475 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19477 2009-04-28 Ira Rosen <irar@il.ibm.com>
19479 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19480 Use REPORT_VECTORIZED_LOCATIONS instead
19481 REPORT_VECTORIZED_LOOPS.
19482 * tree-vectorizer.c (vect_verbosity_level): Make static.
19483 (vect_loop_location): Rename to vect_location.
19484 (vect_set_verbosity_level): Update comment.
19485 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19487 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19488 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19489 instead REPORT_UNVECTORIZED_LOOPS.
19490 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19491 and vect_loop_def to vect_external_def and vect_internal_def.
19492 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19493 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19494 REPORT_UNVECTORIZED_LOCATIONS.
19495 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19496 and vect_used_in_loop and to vect_unused_in_scope and
19497 vect_used_in_scope.
19498 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19499 (vect_verbosity_level): Remove declaration.
19500 (vect_analyze_operations): Likewise.
19501 (vect_analyze_stmt): Declare.
19502 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19503 REPORT_UNVECTORIZED_LOCATIONS.
19504 (vect_get_loop_niters): Fix indentation.
19505 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19506 (vect_analyze_loop_operations): New function.
19507 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19508 vect_analyze_operations.
19509 (vect_is_simple_reduction): Use new names.
19510 (vectorizable_live_operation, vect_transform_loop): Likewise.
19511 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19512 to specify whether the data references can be a part of interleaving
19514 (vect_analyze_data_ref_dependence): Use new names.
19515 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19516 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19517 * tree-vect-patterns.c (widened_name_p): Use new names.
19518 (vect_recog_dot_prod_pattern): Likewise.
19519 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19520 (process_use, vect_mark_stmts_to_be_vectorized,
19521 vect_model_simple_cost, vect_model_store_cost,
19522 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19523 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19524 vectorizable_operation, vectorizable_type_demotion,
19525 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19526 vectorizable_condition): Likewise.
19527 (vect_analyze_operations): Split into vect_analyze_loop_operations
19529 (vect_analyze_stmt): ... new function.
19530 (new_stmt_vec_info): Use new names.
19531 (vect_is_simple_use): Use new names and fix comment.
19532 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19533 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19535 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19538 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19539 and integer modes for x87 operands. Do not ICE for unsupported size,
19540 generate error instead. Generate error for unsupported operand types.
19541 ['z']: Do not handle HImode memory operands specially. Warning
19542 for floating-point operands. Fallthru to 'Z' for unsupported operand
19543 types. Do not ICE for unsupported size, generate error instead.
19544 (output_387_binary_op): Use %Z to output operands.
19545 (output_fp_compare): Ditto.
19546 (output_387_reg_move): Ditto.
19548 2009-04-28 Ben Elliston <bje@au.ibm.com>
19553 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19555 * builtins.c (c_strlen): Do not warn here.
19556 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19557 * c-common.c (pointer_int_sum): Take an explicit location.
19558 Warn about offsets out of bounds.
19559 * c-common.h (pointer_int_sum): Adjust declaration.
19561 2009-04-27 Ian Lance Taylor <iant@google.com>
19563 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19565 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19566 * df-core.c (df_set_flags): Change return type to int. Change
19567 type of old_flags to int.
19568 (df_clear_flags): Likewise.
19569 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19570 (df_get_conditional_uses): Likewise.
19571 * df.h (df_set_flags, df_clear_flags): Update declarations.
19572 * dwarf2out.c (struct indirect_string_node): Change type of form
19573 field to enum dwarf_form.
19574 (AT_string_form): Change return type to enum dwarf_form.
19575 * fixed-value.c (fixed_compare): Add cast to enum type.
19576 * fwprop.c (update_df): Change 0 to VOIDmode.
19577 * gensupport.c: Change 0 to UNKNOWN.
19578 * gimple.h (gimple_cond_code): Add cast to enum type.
19579 * haifa-sched.c (reemit_notes): Add cast to enum type.
19580 * hooks.c (hook_int_void_no_regs): Remove function.
19581 * hooks.h (hook_int_void_no_regs): Remove declaration.
19582 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19583 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19584 * real.c (real_arithmetic): Add cast to enum type.
19585 (real_compare): Likewise.
19586 * target.h (struct gcc_target): Change return type of
19587 branch_target_register_class to enum reg_class.
19588 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19589 default_branch_target_register_class.
19590 * targhooks.c (default_branch_target_register_class): New function.
19591 * targhooks.h (default_branch_target_register_class): Declare.
19592 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19593 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19595 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19597 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19598 vect_uninitialized_def. Change 0 to ERROR_MARK.
19599 * tree-vect-stmts.c (supportable_widening_operation): Don't
19600 initialize icode1 and icode2.
19601 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19602 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19604 (cmn_err_flag_specs): Change 0 to STD_C89.
19605 (cmn_err_char_table): Likewise.
19606 * config/arm/arm.c (get_arm_condition_code): Change type of code
19607 to enum arm_cond_code.
19608 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19609 (IWMMXT_BUILTIN2): Likewise.
19610 (neon_builtin_type_bits): Don't define typedef.
19611 (neon_builtin_datum): Change type of bits field to int.
19612 (arm_expand_neon_args): Add cast to enum type.
19613 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19615 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19616 casts to enum type.
19617 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19619 * config/mips/mips.md (jal_macro): Return enum constant.
19620 (single_insn): Likewise.
19621 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19623 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19624 casts to enum type.
19625 * config/s390/s390.c (s390_tune_flags): Change type to int.
19626 (s390_arch_flags): Likewise.
19627 (s390_handle_arch_option): Change flags field of struct pta to int.
19628 * config/s390/s390.h (s390_tune_flags): Update declaration.
19629 (s390_arch_flags): Likewise.
19630 * config/sh/sh.c (prepare_move_operands): Compare
19631 tls_symbolic_operand result with enum constant.
19632 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19633 (sh_expand_prologue): Add cast to enum type.
19634 (sh_expand_epilogue): Likewise.
19635 (tls_symbolic_operand): Change return type to enum tls_model.
19636 (fpscr_set_from_mem): Add cast to enum type.
19637 (legitimize_pic_address): Compare tls_symbolic_operand result with
19639 (sh_target_reg_class): Change return type to enum reg_class.
19640 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19642 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19643 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19644 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19645 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19646 (delayed_branch, tls_call_delay): Likewise.
19647 (eligible_for_sibcall_delay): Likewise.
19648 (eligible_for_return_delay): Likewise.
19649 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19650 (spu_expand_builtin_1): Likewise.
19652 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19653 for all types of conversions.
19654 (output_init_element): Issue -Wc++-compat warning if needed when
19655 initializing a bitfield with enum type.
19656 * c-parser.c (c_parser_expression): Set original_type to
19657 original_type of right hand operand of comma operator.
19659 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19661 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19663 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19664 * doc/cpp.texi (Standard Predefined Macros)
19665 (Implementation-defined behavior): Likewise.
19666 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19667 * doc/gimple.texi (GIMPLE Exception Handling)
19668 (@code{GIMPLE_ASSIGN}): Likewise.
19669 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19670 * doc/invoke.texi (Warning Options, Optimize Options)
19671 (AVR Options, Darwin Options): Likewise.
19672 (Optimize Options): Reformulate -fwhole-program description.
19673 * doc/loop.texi (Lambda): Likewise.
19674 * doc/md.texi (Output Template, Define Constraints)
19675 (Standard Names, Insn Splitting): Likewise.
19676 * doc/options.texi (Option properties): Likewise.
19677 * doc/passes.texi (Tree-SSA passes): Likewise.
19678 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19679 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19680 (File Names and DBX): Likewise.
19681 * doc/trouble.texi (Incompatibilities): Likewise.
19683 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19685 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19686 instruction is correct.
19688 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19690 Allow non-constant arguments to conversion intrinsics.
19691 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19692 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19693 * spu.c (print_operand): Handle 'v' and 'w'.
19694 (exp2_immediate_p, spu_gen_exp2): Define.
19695 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19696 spu_convtf_1): Update parameter descriptions.
19697 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19698 * constraints.md ('v', 'w'): New.
19699 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19701 (i2f, I2F): New define_mode_attr.
19702 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19703 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19704 fixuns_truncv4sfv4si2): Update to use mode attribute.
19705 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19706 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19707 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19708 patterns for combine.
19710 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19712 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19713 (cprop, hoist, pre, store_motion): New debug counters.
19714 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19715 is not an RTL pass anymore.
19716 (pass_profiling): Remove extern decl for pass removed in 2005.
19717 (pass_gcse, pass_jump_bypass): Remove.
19718 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19719 to 0 for clean state.
19720 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
19721 * cse.c (gate_handle_cse_after_global_opts,
19722 rest_of_handle_cse_after_global_opts): New functions.
19723 (pass_cse_after_global_opts): New pass, does local CSE.
19724 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
19725 (TV_CPROP): New timevar.
19726 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
19727 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
19728 (gcse_main, recompute_all_luids): Remove.
19729 (compute_hash_table_work): Call max_reg_num instead of reading
19731 (cprop_jump): Don't set run_jump_opt_after_gcse.
19732 (constprop_register): Always allow to alter jumps.
19733 (cprop_insn): Likewise.
19734 (do_local_cprop): Likewise.
19735 (local_cprop_pass): Likewise. Return non-zero if something changed.
19736 (cprop): Remove function, fold interesting bits into one_cprop_pass.
19737 (find_implicit_sets): Add note about missed optimization opportunity.
19738 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
19739 pass_rtl_cprop execute function.
19740 Don't bother tracking the pass number, each pass gets its own dumpfile
19742 Always allow to alter jumpsand bypass jumps.
19743 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
19744 will just find no suitable set.
19745 (pre_edge_insert): Fix dumping, this function is for PRE only.
19746 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
19747 pass_rtl_pre execute function.
19748 (hoist_code): Return non-zero if something changed. Keep track of
19749 substitutions and insertions for statistics gathering similar to PRE.
19750 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
19751 called from the pass_rtl_hoist execute function. Show pass statistics.
19752 (compute_store_table): Use max_reg_num directly instead of using the
19753 formerly global max_gcse_regno.
19754 (build_store_vectors): Likewise.
19755 (replace_store_insn): Fix dumping.
19756 (store_motion): Rename to ...
19757 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
19758 pass, called from the pass_rtl_store_motion execute function. Keep
19759 track of substitutions and insertions for statistics gathering similar
19761 (bypass_jumps): Remove, fold interesting bits into ...
19762 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
19763 from the pass_rtl_cprop execute function.
19764 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
19765 pass_jump_bypass): Remove.
19766 (gate_handle_gcse, rest_of_handle_gcse): Remove.
19767 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
19768 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
19769 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
19770 (gate_rtl_store_motion, execute_rtl_store_motion,
19771 pass_rtl_store_motion): New.
19772 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
19773 make it clear that -fcse-skip-blocks is a no-op for backward compat.
19774 * passes.c (init_optimization_passes): Remove pass_gcse and
19775 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
19776 and cse_after_global_opts in place of pass_gcse. Schedule cprop
19777 instead of pass_jump_bypass.
19779 2009-04-27 Richard Guenther <rguenther@suse.de>
19781 PR middle-end/39928
19782 * gimplify.c (gimplify_expr): If we are required to create
19783 a temporary make sure it ends up as register.
19785 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
19788 * config/i386/i386.c (construct_container): Don't call
19789 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
19790 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
19792 2009-04-27 Michael Matz <matz@suse.de>
19794 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
19795 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
19796 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
19797 (dump_replaceable_exprs): Take a bitmap.
19798 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
19800 (expand_gimple_basic_block): Likewise.
19801 * tree-ssa-ter.c (struct temp_expr_table_d): Make
19802 replaceable_expressions member a bitmap.
19803 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
19804 (mark_replaceable): Likewise.
19805 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
19806 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
19808 2009-04-27 Richard Guenther <rguenther@suse.de>
19810 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
19811 (verify_stmts): Dispatch to gimple/type verification code.
19812 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
19813 issue with call argument types.
19815 2009-04-27 Michael Matz <matz@suse.de>
19817 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
19818 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
19821 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
19822 Eric Botcazou <ebotcazou@adacore.com>
19824 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
19825 a label's basic block.
19826 (mark_target_live_regs): Tidy and rework obsolete comments.
19827 Change back DF problem to LIVE. If a label starts a basic block,
19828 assume that all registers that used to be live then still are.
19829 (init_resource_info): If a label starts a basic block, set its
19830 BLOCK_FOR_INSN accordingly.
19831 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
19833 2009-04-27 Richard Guenther <rguenther@suse.de>
19835 * tree-flow-inline.h (function_ann): Remove.
19836 (get_function_ann): Likewise.
19837 * tree-dfa.c (create_function_ann): Remove.
19838 * tree-flow.h (struct static_var_ann_d): Remove.
19839 (struct function_ann_d): Likewise.
19840 (union tree_ann_d): Remove fdecl member.
19841 (function_ann_t): Remove.
19842 (function_ann, get_function_ann, create_function_ann): Remove
19845 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
19847 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
19849 2009-04-27 Jan Hubicka <jh@suse.cz>
19851 * ipa-pure-const.c (struct funct_state_d): New fields
19852 state_previously_known, looping_previously_known; remove
19853 state_set_in_source.
19854 (analyze_function): Use new fields.
19855 (propagate): Avoid assumption that state_set_in_source imply
19858 * tree-ssa-loop-niter.c (finite_loop_p): New function.
19859 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
19860 * cfgloop.h (finite_loop_p): Declare.
19862 2009-04-26 Michael Matz <matz@suse.de>
19864 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
19866 2009-04-26 Michael Matz <matz@suse.de>
19868 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
19869 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
19870 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
19871 pass_mark_used_blocks): Remove.
19872 * tree-optimize.c (pass_free_datastructures,
19873 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
19874 * passes.c (init_optimization_passes): Don't call
19875 pass_mark_used_blocks, remove dead code.
19877 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
19879 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
19880 * tree-ssa-live.h (register_ssa_partition): Likewise.
19882 2009-04-26 Michael Matz <matz@suse.de>
19885 * builtins.c (fold_builtin_next_arg): Handle SSA names.
19886 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
19887 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
19889 (compare_pairs): Swap cost comparison.
19890 (coalesce_ssa_name): Don't use change_partition_var.
19891 * tree-nrv.c (struct nrv_data): Add modified member.
19892 (finalize_nrv_r): Set it.
19893 (tree_nrv): Use it to update statements.
19894 (pass_nrv): Require PROP_ssa.
19895 * tree-mudflap.c (mf_decl_cache_locals,
19896 mf_build_check_statement_for): Use make_rename_temp.
19897 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
19898 * alias.c (find_base_decl): Handle SSA names.
19899 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
19900 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
19901 * rtl.h (set_reg_attrs_for_parm): Declare.
19902 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
19903 to "optimized", remove unused locals at finish.
19904 (execute_free_datastructures): Make global, call
19905 delete_tree_cfg_annotations.
19906 (execute_free_cfg_annotations): Don't call
19907 delete_tree_cfg_annotations.
19909 * ssaexpand.h: New file.
19910 * expr.c (toplevel): Include ssaexpand.h.
19911 (expand_assignment): Handle SSA names the same as register variables.
19912 (expand_expr_real_1): Expand SSA names.
19913 * cfgexpand.c (toplevel): Include ssaexpand.h.
19914 (SA): New global variable.
19915 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
19916 (SSAVAR): New macro.
19917 (set_rtl): New helper function.
19918 (add_stack_var): Deal with SSA names, use set_rtl.
19919 (expand_one_stack_var_at): Likewise.
19920 (expand_one_stack_var): Deal with SSA names.
19921 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
19922 before unique numbers.
19923 (expand_stack_vars): Use set_rtl.
19924 (expand_one_var): Accept SSA names, add asserts for them, feed them
19925 to above subroutines.
19926 (expand_used_vars): Expand all partitions (without default defs),
19927 then only the local decls (ignoring those expanded already).
19928 (expand_gimple_cond): Remove edges when jumpif() expands an
19929 unconditional jump.
19930 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
19931 or remove abnormal edges. Ignore insns setting the LHS of a TERed
19933 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
19934 members of SA; deal with PARM_DECL partitions here; expand
19935 all PHI nodes, free tree datastructures and SA. Commit instructions
19936 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
19937 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
19938 info and statements at start, collect garbage at finish.
19939 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
19940 (VAR_ANN_PARTITION) Remove.
19941 (change_partition_var): Don't declare.
19942 (partition_to_var): Always return SSA names.
19943 (var_to_partition): Only accept SSA names.
19944 (register_ssa_partition): Only check argument.
19945 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
19947 (delete_var_map): Don't free it.
19948 (var_union): Only accept SSA names, simplify.
19949 (partition_view_init): Mark only useful SSA names as used.
19950 (partition_view_fini): Only deal with SSA names.
19951 (change_partition_var): Remove.
19952 (dump_var_map): Use ssa_name instead of partition_to_var member.
19953 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
19955 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
19956 (struct _elim_graph): New member const_dests; nodes member vector of
19958 (set_location_for_edge): New static helper.
19959 (create_temp): Remove.
19960 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
19961 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
19962 (new_elim_graph): Allocate const_dests member.
19963 (clean_elim_graph): Truncate const_dests member.
19964 (delete_elim_graph): Free const_dests member.
19965 (elim_graph_size): Adapt to new type of nodes member.
19966 (elim_graph_add_node): Likewise.
19967 (eliminate_name): Likewise.
19968 (eliminate_build): Don't take basic block argument, deal only with
19969 partition numbers, not variables.
19970 (get_temp_reg): New static helper.
19971 (elim_create): Use it, deal with RTL temporaries instead of trees.
19972 (eliminate_phi): Adjust all calls to new signature.
19973 (assign_vars, replace_use_variable, replace_def_variable): Remove.
19974 (rewrite_trees): Only do checking.
19975 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
19976 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
19977 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
19978 contains_tree_r, MAX_STMTS_IN_LATCH,
19979 process_single_block_loop_latch, analyze_edges_for_bb,
19980 perform_edge_inserts): Remove.
19981 (expand_phi_nodes): New global function.
19982 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
19983 functions, initialize new parameter, remember partitions having a
19985 (finish_out_of_ssa): New global function.
19986 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
19987 don't reset in_ssa_p here, don't disable TER when mudflap.
19988 (pass_del_ssa): Remove.
19989 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
19991 (execute_free_datastructures): Declare.
19992 * Makefile.in (SSAEXPAND_H): New variable.
19993 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
19994 * basic-block.h (commit_one_edge_insertion): Declare.
19995 * passes.c (init_optimization_passes): Move pass_nrv and
19996 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
19997 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
19998 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
19999 (redirect_branch_edge): Deal with super block when expanding, split
20000 out jump patching itself into ...
20001 (patch_jump_insn): ... here, new static helper.
20003 2009-04-26 Michael Matz <matz@suse.de>
20005 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20006 beyond num_ssa_names.
20007 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20008 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20010 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20012 PR inline-asm/39543
20013 * fwprop.c (forward_propagate_asm): New function.
20014 (forward_propagate_and_simplify): Propagate also into __asm, if it
20015 doesn't increase the number of referenced registers.
20018 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20020 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20022 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20023 note_nonlocal_vla_type for nonlocal VLAs.
20024 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20025 contains_remapped_vars, remap_vla_decls): New functions.
20026 (convert_nonlocal_reference_stmt): If not optimizing, call
20027 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20028 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20029 if it wasn't found in var_map.
20030 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20031 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20032 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20034 * gimplify.c (nonlocal_vlas): New variable.
20035 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20037 (gimplify_body): Create and destroy nonlocal_vlas.
20039 * dwarf2out.c (loc_descr_plus_const): New function.
20040 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20041 mem_loc_descriptor, loc_descriptor_from_tree_1,
20042 descr_info_loc, gen_variable_die): Use it.
20044 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20045 !TREE_STATIC VAR_DECLs.
20046 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20047 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20048 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20049 DECL_BY_REFERENCE is valid.
20050 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20051 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20052 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20053 Copy DECL_BY_REFERENCE.
20054 (struct nesting_copy_body_data): New type.
20055 (nesting_copy_decl): New function.
20056 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20057 if they have variable length.
20059 2009-04-26 Michael Matz <matz@suse.de>
20061 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20062 mark new temporaries for renaming.
20064 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20067 * c-decl.c (global_bindings_p): Return negative value.
20068 (c_variable_size): New. Based on variable_size from
20070 (grokdeclarator): Call c_variable_size not variable_size.
20072 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20074 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20076 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20078 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20079 Redefine it to just use mingw/include.
20080 (ASM_SPEC): Rules for -m32 and -m64.
20081 (LINK_SPEC): Use Likewise.
20082 (SPEC_32): New define.
20083 (SPEC_64): Likewise.
20084 (SUB_LINK_SPEC): Likewise.
20085 (MULTILIB_DEFAULTS): New define.
20086 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20087 Add multilib options.
20088 (MULTILIB_DIRNAMES): Likewise.
20089 (MULTILIB_OSDIRNAMES): Likewise.
20090 (LIBGCC): Likewise.
20091 (INSTALL_LIBGCC): Likewise.
20093 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20096 * c-tree.h (enum c_inline_static_type): New.
20097 (record_inline_static): Declare.
20098 * c-decl.c (struct c_inline_static, c_inline_statics,
20099 record_inline_static, check_inline_statics): New.
20100 (pop_file_scope): Call check_inline_statics.
20101 (start_decl): Call record_inline_static instead of pedwarning
20102 directly for static in inline function.
20103 * c-typeck.c (build_external_ref): Call record_inline_static
20104 instead of pedwarning directly for static referenced in inline
20107 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20109 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20110 not new but only being rescanned.
20111 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20112 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20113 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20114 record_set_info, compute_set, grealloc): Remove.
20115 (recompute_all_luids): New function.
20116 (gcse_main): Don't compute sets, and don't do related memory
20117 allocations/free-ing. If something changed before the end of the
20118 pass, update LUIDs using recompute_all_luids.
20119 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20120 (free_gcse_mem): Don't free it either.
20121 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20122 Use the df insn LUIDs.
20123 (load_killed_in_block): Likewise.
20124 (compute_hash_table_work): Don't compute reg_set_in_block.
20125 (compute_transp): Use DF_REG_DEF_CHAINs.
20126 (local_cprop_pass): Don't use compute_sets and related functions.
20127 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20128 Use get_max_uid() instead of max_cuid.
20129 (insert_insn_end_basic_block, pre_insert_copy_insn,
20130 update_ld_motion_stores): Don't try to
20131 keep reg_set tables up to date.
20132 (pre_insert_copies): Use df insn LUIDs.
20133 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20134 (reg_set_info): Don't use extra bitmap argument.
20135 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20136 information to compute regs_set_in_block.
20137 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20138 (bypass_jumps): Don't use compute_sets and friends.
20140 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20143 * opts.c (undocumented_msg): Do not leave blank even with
20146 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20148 * c-decl.c (build_enumerator): Allow values folding to integer
20149 constants but not integer constant expressions with a pedwarn if
20152 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20155 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20156 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20157 type is an integer constant.
20159 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20162 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20165 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20168 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20169 with variably modified return type and no storage class
20170 specifiers, except for the case of nested functions. Distinguish
20171 extern declarations of functions with variably modified return
20172 types from those of objects with variably modified types.
20174 2009-04-25 Jan Hubicka <jh@suse.cz>
20176 * tree.c (list_equal_p): New function.
20177 * tree.h (list_equal_p): Declare.
20178 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20179 basic_block_def, basic_block, const_basic_block): New.
20180 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20181 (redirect_eh_edge): New function.
20182 (make_eh_edge_update_phi): EH edges are not abnormal.
20183 * except.c: Include tree-flow.h.
20184 (list_match): New function.
20185 (eh_region_replaceable_by_p): New function.
20186 (replace_region): New function.
20187 (hash_type_list): New function.
20188 (hash_eh_region): New function.
20189 (eh_regions_equal_p): New function.
20190 (merge_peers): New function.
20191 (remove_unreachable_regions): Verify EH tree when checking;
20193 (copy_eh_region_1): New function.
20194 (copy_eh_region): New function.
20195 (push_reachable_handler): New function.
20196 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20197 regions without label but with live RESX.
20198 * except.h (redirect_eh_edge_to_label): New.
20199 * tree-flow.h (redirect_eh_edge): New.
20200 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20201 basic_block_def, basic_block, const_basic_block): Remove.
20202 * Makefile.in (except.o): Add dependency on tree-flow.h
20203 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20204 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20207 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20210 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20211 on the destination of memcpy.
20213 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20215 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20216 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20217 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20219 2009-04-25 Jan Hubicka <jh@suse.cz>
20221 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20222 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20223 to be reached by different label than left.
20224 (update_eh_edges): Update comment; remove edge_to_remove if possible
20225 and return true if suceeded.
20226 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20227 (cleanup_eh): Compute sharing map.
20228 * except.c (remove_eh_handler_and_replace): Add argument if we should
20230 (remove_unreachable_regions): Update for label sharing.
20231 (label_to_region_map): Likewise.
20232 (get_next_region_sharing_label): New function.
20233 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20235 (remove_eh_handler): Update.
20236 (remove_eh_region_and_replace_by_outer_of): New function.
20237 * except.h (struct eh_region): Add next_region_sharing_label.
20238 (remove_eh_region_and_replace_by_outer_of,
20239 get_next_region_sharing_label): Declare.
20240 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20242 2009-04-25 Jan Hubicka <jh@suse.cz>
20244 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20245 insert code even if they are not critical.
20247 2009-04-25 Jan Hubicka <jh@suse.cz>
20249 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20250 (gimple_can_remove_branch_p): EH edges won't remove branch by
20252 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20253 updating of non-abnormal EH edges.
20254 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20255 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20256 (split_critical_edges): Split also edges where emitting code on them
20257 will lead to splitting later.
20259 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20260 H.J. Lu <hongjiu.lu@intel.com>
20263 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20264 the configured assembler supports fildq and fistpq mnemonics.
20265 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20266 * configure: Regenerated.
20267 * config.in: Ditto.
20269 * config/i386/i386.c (print_operand): Handle 'Z'.
20270 ['z']: Remove handling of special fild/fist suffixes.
20271 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20272 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20273 suffix of fild insn.
20274 (*floatsi<mode>2_vector_mixed): Ditto.
20275 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20276 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20277 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20278 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20279 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20281 2009-04-25 Ben Elliston <bje@au.ibm.com>
20283 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20284 the source of a set operation.
20286 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20288 * target.h (struct gcc_target): Add case_values_threshold field.
20289 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20290 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20291 * targhooks.c (default_case_values_threshold): New function.
20292 * targhooks.h (default_case_values_threshold): Declare function.
20293 * stmt.c (expand_case): Use case_values_threshold target hook.
20294 * expr.h (case_values_threshold): Remove declartation.
20295 * expr.c (case_values_threshold): Remove function.
20296 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20298 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20299 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20300 (avr_case_values_threshold): Declare as static.
20301 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20303 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20304 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20305 (mn10300_case_values_threshold): New function.
20307 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20309 * ira.c (setup_cover_and_important_classes): Add enum cast.
20311 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20313 * genpreds.c (write_enum_constraint_num): Output definition of
20314 CONSTRAINT_NUM_DEFINED_P macro.
20315 * ira.c (setup_cover_and_important_classes): Use
20316 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20318 2009-04-24 DJ Delorie <dj@redhat.com>
20320 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20321 __SH2A_SINGLE_ONLY__ also.
20323 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20325 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20326 (movdf_internal): Ditto.
20327 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20328 SFmode and DFmode constants.
20329 (ia64_print_operand): Add 'G' format for printing
20330 floating point constants.
20332 2009-04-24 Richard Guenther <rguenther@suse.de>
20334 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20335 from unsigned additions.
20337 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20339 * c-typeck.c (set_init_index): Allow array designators that are
20340 not integer constant expressions with a pedwarn if pedantic.
20342 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20344 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20345 zero if no overlap in nonzero bits between the operands.
20347 2009-04-24 Ian Lance Taylor <iant@google.com>
20349 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20350 (record_dead_and_set_regs): Likewise.
20351 * df.h (struct df_mw_hardreg): Change flags field to int.
20352 (struct df_base_ref): Likewise.
20353 (struct df): Change changeable_flags field to int.
20354 * df-scan.c (df_defs_record): Change clobber_flags to int.
20355 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20356 constants rather than #define macros.
20357 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20358 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20359 (enum dwarf_calling_convention): Likewise.
20360 (enum dwarf_line_number_x_ops): Likewise.
20361 (enum dwarf_call_frame_info): Likewise.
20362 (enum dwarf_source_language): Likewise.
20363 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20364 (add_calling_convention_attribute): Likewise.
20365 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20366 (combine_comparisons): Change compcode to int. Add cast to enum type.
20367 * genrecog.c (maybe_both_true_2): Change c to int.
20368 (write_switch): Likewise. Add cast to enum type.
20369 * gimplify.c (gimplify_omp_for): Handle return values from
20370 gimplify_expr using MIN rather than bitwise or.
20371 (gimplify_expr): Add cast to enum type.
20372 * ipa-prop.c (update_jump_functions_after_inlining): Change
20373 IPA_BOTTOM to IPA_JF_UNKNOWN.
20374 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20375 Add casts to enum type.
20376 (setup_cover_and_important_classes): Change cl to int. Add casts
20378 (setup_class_translate): Change cl and mode to int.
20379 (ira_init_once): Change mode to int.
20380 (free_register_move_costs): Likewise.
20381 (setup_prohibited_mode_move_regs): Add casts to enum type.
20382 * langhooks.c (add_builtin_function_common): Rework assertion that
20383 value fits bitfield.
20384 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20385 * omega.c (omega_do_elimination): Avoid math on enum types.
20386 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20387 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20388 int local to handle integral_argment value.
20389 * regmove.c (try_auto_increment): Change PUT_MODE to
20391 * reload.c (push_secondary_reload): Add casts to enum type.
20392 (secondary_reload_class, find_valid_class): Likewise.
20393 * reload1.c (emit_input_reload_insns): Likewise.
20394 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20395 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20396 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20398 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20399 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20401 (expand_complex_libcall): Add casts to enum type.
20402 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20403 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20404 with ERROR_MARK, not NUM_TREE_CODES.
20405 (vect_create_epilog_for_reduction): Likewise.
20406 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20407 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20408 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20410 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20411 vect_unused_in_loop. Change 0 to loop_vect.
20412 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20413 * var-tracking.c (get_init_value): Change return type to enum
20415 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20416 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20418 (arm_override_options): Add casts to enum type.
20419 (arm_emit_tls_decoration): Likewise.
20420 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20422 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20423 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20424 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20426 * config/s390/s390.c (code_for_builtin_64): Change to array of
20428 (code_for_builtin_31): Likewise.
20429 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20431 * config/sparc/sparc.c (sparc_override_options): Change value
20432 field in struct code_model to enum cmodel. In initializer change
20433 0 to NULL and add cast to enum type.
20435 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20436 Change all callers. Issue a -Wc++-compat warning using
20437 lhs_origtype if necessary.
20438 (convert_for_assignment): Issue -Wc++-compat warnings about
20439 invalid conversions to enum type on assignment.
20440 * c-common.h (build_modify_expr): Update declaration.
20442 2009-04-24 Nick Clifton <nickc@redhat.com>
20444 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20445 (function_arg_advance): Likewise.
20446 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20449 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20451 * config/s390/constraints.md ('I', 'J'): Fix condition.
20453 2009-04-24 Diego Novillo <dnovillo@google.com>
20455 * gengtype-parse.c (parse_error): Add newline after message.
20457 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20459 * config/i386/sse.md (avxmodesuffixs): Removed.
20460 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20461 (*avx_pinsr<ssevecsize>): This.
20463 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20465 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20466 follow chains of regs with a single definition, and allow expressions
20467 that are function_invariant_p.
20468 (simple_rhs_p): Allow expressions that are function_invariant_p.
20470 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20472 PR middle-end/39867
20473 * fold-const.c (fold_cond_expr_with_comparison): When folding
20474 > and >= to MAX, make sure the MAX uses the same type as the
20475 comparison's operands.
20477 2009-04-24 Nick Clifton <nickc@redhat.com>
20479 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20480 addressing for DImode accesses.
20481 (frv_print_operand_address): Handle PLUS case.
20482 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20484 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20486 PR rtl-optimization/39794
20487 * alias.c (canon_true_dependence): Add x_addr argument.
20488 * rtl.h (canon_true_dependence): Adjust prototype.
20489 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20490 * cselib.c (cselib_invalidate_mem): Likewise.
20491 * gcse.c (compute_transp): Likewise.
20492 * dse.c (scan_reads_nospill): Likewise.
20493 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20494 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20495 canon_base_addr of the group, plus optional offset.
20496 (struct group_info): Rename canon_base_mem to
20498 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20499 canon_rtx of base_mem.
20501 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20503 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20504 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20506 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20508 * config/spu/spu-builtins.h: Delete file.
20510 * config/spu/spu.h (enum spu_builtin_type): Move here from
20512 (struct spu_builtin_description): Likewise. Add GTY marker.
20513 Do not use enum spu_function_code or enum insn_code.
20514 (spu_builtins): Add extern declaration.
20516 * config/spu/spu.c: Do not include "spu-builtins.h".
20517 (enum spu_function_code, enum spu_builtin_type_index,
20518 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20519 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20520 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20521 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20522 (spu_builtin_types): Make static. Add GTY marker.
20523 (spu_builtins): Add extern declaration with GTY marker.
20524 Include "gt-spu.h".
20526 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20527 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20528 Check programmatically whether all parameters are scalar.
20530 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20532 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20534 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20535 assignment from the constructor either if the target is volatile.
20537 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20539 * config/arm/arm.md (insv): Do not share operands[0].
20541 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20543 * config/vxlib-tls.c (active_tls_threads): Delete.
20544 (delete_hook_installed): New.
20545 (tls_delete_hook): Don't delete the delete hook.
20546 (tls_destructor): Delete it here.
20547 (__gthread_set_specific): Adjust installing the delete hook.
20548 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20549 __gthread_leave_tsd_dtor_context.
20551 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20553 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20555 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20557 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20559 (alpha_rtx_costs): Ditto.
20560 (emit_unlikely_jump): Use add_reg_note.
20561 (emit_frame_store_1): Ditto.
20562 (alpha_expand_prologue): Ditto.
20563 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20564 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20566 2009-04-23 Nick Clifton <nickc@redhat.com>
20568 * config/v850/v850.md (epilogue): Remove suppressed code.
20569 (return): Rename to return_simple and remove test of frame size.
20570 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20571 to gen_return_simple.
20573 2009-04-22 Jing Yu <jingyu@google.com>
20576 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20578 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20581 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20582 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20583 value is a VECTOR_CST, the element type is the element type of the
20586 2009-04-22 DJ Delorie <dj@redhat.com>
20588 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20590 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20592 * alias.c (find_base_term): Move around LO_SUM case, so that
20593 CONST falls through into PLUS/MINUS handling.
20596 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20597 into 0, use omit_one_operand.
20599 2009-04-23 Ben Elliston <bje@au.ibm.com>
20601 * config/rs6000/linux-unwind.h (get_regs): Remove type
20602 puns. Change the type of `pc' to an array of unsigned ints and
20603 update all users. Constify frame24.
20605 2009-04-22 DJ Delorie <dj@redhat.com>
20607 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20608 declarations before code.
20609 (current_function_special_page_vector): Likewise.
20610 (m32c_expand_insv): Silence a warning.
20612 2009-04-21 Taras Glek <tglek@mozilla.com>
20614 * alias.c: Update GTY annotations to new syntax.
20615 * basic-block.h: Likewise.
20616 * bitmap.h: Likewise.
20617 * c-common.h: Likewise.
20618 * c-decl.c: Likewise.
20619 * c-parser.c: Likewise.
20620 * c-pragma.c: Likewise.
20621 * c-tree.h: Likewise.
20622 * cfgloop.h: Likewise.
20623 * cgraph.h: Likewise.
20624 * config/alpha/alpha.c: Likewise.
20625 * config/arm/arm.h: Likewise.
20626 * config/avr/avr.h: Likewise.
20627 * config/bfin/bfin.c: Likewise.
20628 * config/cris/cris.c: Likewise.
20629 * config/darwin.c: Likewise.
20630 * config/frv/frv.c: Likewise.
20631 * config/i386/i386.c: Likewise.
20632 * config/i386/i386.h: Likewise.
20633 * config/i386/winnt.c: Likewise.
20634 * config/ia64/ia64.h: Likewise.
20635 * config/iq2000/iq2000.c: Likewise.
20636 * config/mips/mips.c: Likewise.
20637 * config/mmix/mmix.h: Likewise.
20638 * config/pa/pa.c: Likewise.
20639 * config/pa/pa.h: Likewise.
20640 * config/rs6000/rs6000.c: Likewise.
20641 * config/s390/s390.c: Likewise.
20642 * config/sparc/sparc.c: Likewise.
20643 * config/xtensa/xtensa.c: Likewise.
20644 * cselib.h: Likewise.
20645 * dbxout.c: Likewise.
20646 * dwarf2out.c: Likewise.
20647 * except.c: Likewise.
20648 * except.h: Likewise.
20649 * fixed-value.h: Likewise.
20650 * function.c: Likewise.
20651 * function.h: Likewise.
20652 * gimple.h: Likewise.
20653 * integrate.c: Likewise.
20654 * optabs.c: Likewise.
20655 * output.h: Likewise.
20656 * real.h: Likewise.
20658 * stringpool.c: Likewise.
20659 * tree-data-ref.c: Likewise.
20660 * tree-flow.h: Likewise.
20661 * tree-scalar-evolution.c: Likewise.
20662 * tree-ssa-address.c: Likewise.
20663 * tree-ssa-alias.h: Likewise.
20664 * tree-ssa-operands.h: Likewise.
20665 * tree.c: Likewise.
20666 * tree.h: Likewise.
20667 * varasm.c: Likewise.
20668 * varray.h: Likewise.
20670 * coretypes.h: Do not define GTY macro if it is already defined.
20671 * doc/gty.texi: Update GTY documentation to new syntax.
20672 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20673 annotations on structs.
20674 * gengtype-parse.c: Likewise.
20676 2009-04-22 Mark Heffernan <meheff@google.com>
20678 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20680 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20682 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20685 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20687 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20688 the same as a PLUS without a shift. Increase the cost of a
20691 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20693 * Makefile.in: Update dependencies.
20694 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20695 * errors.h: Remove bogus comment about compatibility.
20696 (warning): Update declaration.
20697 * genautomata.c: Update all calls to warning.
20698 * gimple.c: Do not include errors.h. Include toplev.h.
20699 * tree-ssa-structalias.c: Do not include errors.h.
20700 * omega.c: Likewise.
20701 * tree-ssa-reassoc.c: Likewise.
20702 * config/spu/spu-c.c: Likewise.
20703 * config/spu/t-spu-elf: Update dependencies.
20705 2009-04-22 Richard Guenther <rguenther@suse.de>
20707 PR tree-optimization/39824
20708 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20709 make sure the types are compatible.
20711 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20714 * c-common.c (c_parse_error): Take a token_flags parameter.
20715 Use token_type for the token type instead.
20716 Pass token_flags to cpp_type2name.
20717 * c-common.h (c_parse_error): Update declaration.
20718 * c-parser.c (c_parser_error): Pass 0 as token flags.
20720 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
20722 PR rtl-optimization/39580
20723 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
20725 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20727 * function.c (expand_function_end): Do not emit a jump to the "naked"
20728 return label for fall-through returns.
20729 * except.c (sjlj_emit_function_exit): Always place the call to the
20730 unregister function at the location installed by expand_function_end.
20732 2009-04-22 Richard Guenther <rguenther@suse.de>
20734 PR tree-optimization/39845
20735 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
20736 (gen_inbound_check): Likewise.
20738 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
20740 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
20742 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
20743 * config/vxlib.c (__gthread_once): Add race guard for PPC.
20745 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20747 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
20748 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
20749 shift counts to avoid out-of-bounds array accesses.
20751 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20753 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
20754 (Pmode): Move above.
20756 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
20758 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
20759 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
20760 GET_CODE macro. Use IN_RANGE macro where appropriate.
20761 * config/alpha/alpha.h: Ditto.
20762 * config/alpha/alpha.md: Ditto.
20763 * config/alpha/constraints.md: Ditto.
20764 * config/alpha/predicates.md: Ditto.
20766 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
20768 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
20769 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20770 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20771 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20772 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20773 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20774 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20775 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20776 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20777 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20778 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20779 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20780 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20781 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20782 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20783 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20784 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20785 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20786 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20787 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20788 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20789 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20790 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20791 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20792 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20793 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20794 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
20796 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
20798 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
20799 references from comments.
20800 * cfgbuild.c: (count_basic_blocks): Delete.
20801 (find_basic_blocks_1): Delete.
20802 (find_basic_blocks): Delete.
20803 * except.c (finish_eh_generation): Make static. Move comment from
20804 except.h here. Remove find_basic_blocks references from comments.
20805 * except.h (finish_eh_generation): Delete.
20806 * basic-block.h (find_basic_blocks): Delete.
20807 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
20809 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
20811 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
20812 (sdbout_parms): Likewise.
20814 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20816 * config/sh/sh.c (prepare_cbranch_operands): Use
20817 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
20818 (expand_cbranchdi4): Likewise.
20819 (from_compare): Add cast to enum type.
20820 (expand_cbranchsi4): Use add_reg_note.
20821 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
20822 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
20823 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
20824 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20825 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
20826 instead of CODE_FOR_nothing.
20827 (cbranchdi4): Likewise. Fix the order of arguments for
20829 (push_fpscr): Use add_reg_note.
20830 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
20831 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
20833 2009-04-21 Joseph Myers <joseph@codesourcery.com>
20835 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
20836 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20837 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20838 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
20839 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
20840 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
20841 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
20842 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
20843 config/alpha/x-vms, config/arc/t-arc,
20844 config/arm/README-interworking, config/arm/arm-c.c,
20845 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
20846 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
20847 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
20848 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
20849 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
20850 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
20851 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
20852 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
20853 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
20854 config/cris/t-elfmulti, config/crx/t-crx,
20855 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
20856 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
20857 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
20858 config/h8300/t-h8300, config/i386/athlon.md,
20859 config/i386/darwin-libgcc.10.4.ver,
20860 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
20861 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
20862 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
20863 config/i386/t-linux64, config/i386/t-nwld,
20864 config/i386/t-rtems-i386, config/i386/t-sol2-10,
20865 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
20866 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
20867 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
20868 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
20869 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
20870 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
20871 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
20872 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
20873 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
20874 config/m68k/t-uclinux, config/mcore/t-mcore,
20875 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
20876 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
20877 config/mips/crtn.asm, config/mips/irix-crti.asm,
20878 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
20879 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
20880 config/mips/mips-fixed.md, config/mips/sb1.md,
20881 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
20882 config/mips/t-iris6, config/mips/t-isa3264,
20883 config/mips/t-libgcc-mips16, config/mips/t-linux64,
20884 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
20885 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
20886 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
20887 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
20888 config/mn10300/t-linux, config/mn10300/t-mn10300,
20889 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
20890 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
20891 config/picochip/libgccExtras/clzsi2.asm,
20892 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
20893 config/rs6000/darwin-libgcc.10.4.ver,
20894 config/rs6000/darwin-libgcc.10.5.ver,
20895 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
20896 config/rs6000/t-aix43, config/rs6000/t-aix52,
20897 config/rs6000/t-darwin, config/rs6000/t-fprules,
20898 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
20899 config/rs6000/t-lynx, config/rs6000/t-netbsd,
20900 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
20901 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
20902 config/rs6000/t-rtems, config/rs6000/t-spe,
20903 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
20904 config/score/t-score-elf, config/sh/divcost-analysis,
20905 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
20906 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
20907 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
20908 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
20909 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
20910 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
20911 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
20912 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
20913 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
20914 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
20915 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
20916 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
20917 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
20918 limitx.h, version.c, xcoff.h: Add copyright and license notices.
20919 * config/h8300/genmova.sh: Include copyright and license notices
20920 in generated output.
20921 * config/h8300/mova.md: Regenerate.
20922 * doc/install.texi2html: Include word "Copyright" in copyright
20923 notice and use name "Free Software Foundation, Inc.".
20924 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
20925 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
20926 ChangeLog-2007, ChangeLog-2008: Correct dates.
20928 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
20930 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
20931 NE_EXPR operations as well.
20932 * c-parser.c (c_parser_condition): Do not set location information on
20934 (c_parser_conditional_expression): Likewise.
20935 (c_parser_binary_expression): Set location information on operators.
20936 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
20937 TRUTH_NOT_EXPR has been folded.
20938 * fold-const.c (fold_truth_not_expr): Copy location information from
20939 the incoming expression to the outgoing one.
20940 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
20941 recursive calls on the LHS of the operator but pass that of the
20942 operator to recursive calls on the RHS of the operator. Set it
20944 (shortcut_cond_expr): Set the locus of the operator on the second
20945 COND_EXPR and that of the expression on the first in degenerate cases.
20946 Pass the locus of the expression to calls to shortcut_cond_r.
20947 Set the locus of the 'then' block on the associated jump, if any.
20948 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
20949 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
20950 expression to call to gimplify_boolean_expr.
20952 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
20954 * config.gcc: Add additional configuration for
20955 i686-w64-mingw* and x86_64-w64-mingw* triplet.
20956 * config/i386/mingw-w64.h: New mingw-w64 specific header.
20957 (CPP_SPEC): Redefine for allowing -municode option.
20958 (STARTFILE_SPEC): Likewise.
20959 * config/i386/t-mingw-w64: New.
20960 * config/i386/mingw-w64.opt: New.
20961 (municode): Add new target option.
20962 * doc/invoke.texi (municode): Add documentation for new option.
20964 2009-04-21 Ian Lance Taylor <iant@google.com>
20966 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
20967 Correct test for number of arguments.
20968 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
20970 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
20972 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
20973 argument of emit_library_call.
20975 2009-04-21 Richard Guenther <rguenther@suse.de>
20977 PR middle-end/39829
20978 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
20979 inside VIEW_CONVERT_EXPRs.
20981 2009-04-21 Martin Jambor <mjambor@suse.cz>
20983 * tree-switch-conversion.c (build_constructors): Split a long line.
20984 (constructor_contains_same_values_p): New function.
20985 (build_one_array): Create assigns of constants if possible, do not
20986 call mark_sym_for_renaming, call update_stmt.
20987 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
20988 make_rename_temp. Do not call mark_symbols_for_renaming, call
20990 (gen_def_assigns): Do not call mark_symbols_for_renaming or
20991 find_new_referenced_vars, call update_stmt.
20992 (gen_inbound_check): Use create_tmp_var and create ssa names manually
20993 instead of calling make_rename_temp. Do not call
20994 find_new_referenced_vars or mark_symbols_for_renaming, call
20997 2009-04-21 Richard Guenther <rguenther@suse.de>
20999 PR tree-optimization/39827
21000 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21001 (tree_ssa_phiprop): Pass the correct array size.
21003 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21005 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21007 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21010 * c-typeck.c (lvalue_p): Move declaration ...
21011 * c-common.h (lvalue_p): ... to here.
21012 * c-common.c (candidate_equal_p): New.
21013 (add_tlist): Use it.
21014 (merge_tlist): Use it.
21015 (warn_for_collisions_1): Likewise.
21016 (warning_candidate_p): Accept more candidates.
21017 (verify_tree): A warning candidate can be an expression. Use
21020 2009-04-21 Ben Elliston <bje@au.ibm.com>
21023 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21024 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21025 options. Remove -mcall-solaris documentation.
21027 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21030 * doc/invoke.texi (-Wlong-long): Update description.
21031 * c-lex (interpret_integer): Only warn if there was no previous
21032 overflow and -Wlong-long is enabled.
21033 * c-decl.c (declspecs_add_type): Drop redundant flags.
21034 * c.opt (Wlong-long): Init to -1.
21035 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21036 and front-end warn_long_long. Wlong-long only depends on other
21037 flags if it is uninitialized.
21038 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21039 the same for CPP and FE.
21040 (restore_extension_diagnostics): Likewise.
21042 2009-04-20 Ian Lance Taylor <iant@google.com>
21044 Fix enum conversions which are invalid in C++:
21045 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21046 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21047 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21048 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21049 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21050 (dbxout_parms): Likewise.
21051 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21052 (df_clear_flags): Likewise.
21053 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21054 top_flag parameter to int.
21055 (df_chain_create_bb_process_use): Likewise.
21056 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21058 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21059 (df_ref_create_structure, df_def_record_1): Likewise.
21060 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21061 (df_notes_rescan): Change 0 to VOIDmode in function call.
21062 (df_get_call_refs, df_insn_refs_collect): Likewise.
21063 (df_bb_regs_collect): Likewise.
21064 (df_entry_block_defs_collect): Likewise.
21065 (df_exit_block_uses_collect): Likewise.
21066 * df.h: Update declarations.
21067 * double-int.c (double_int_divmod): Add cast to enum type.
21068 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21069 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21070 (based_loc_descr): Likewise.
21071 (loc_descriptor_from_tree_1): Change first_op and second_op to
21072 enum dwarf_location_atom. Add cast to enum type.
21073 * expmed.c (init_expmed): Change 0 to SET in function call.
21074 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21075 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21076 (do_store_flag): Likewise.
21077 * fixed-value.h (struct fixed_value): Change mode to enum
21079 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21080 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21082 (insert_insn_decl, insert_decl, insert_state): Likewise.
21083 (automata_list_finish): Likewise.
21084 * genrecog.c (process_define_predicate): Add cast to enum type.
21085 * gensupport.c (init_predicate_table): Add cast to enum type.
21086 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21088 (gimple_build_call_1, gimple_build_label): Likewise.
21089 (gimple_build_goto, gimple_build_asm_1): Likewise.
21090 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21091 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21092 (enum fallback): Rename from enum fallback_t.
21093 (fallback_t): Typedef as int.
21094 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21095 GSI_SAME_STMT in function call.
21096 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21098 (setup_reg_class_relations): Likewise.
21099 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21100 (setup_prohibited_class_mode_regs): Add cast to enum type.
21101 (setup_prohibited_mode_move_regs): Likewise.
21102 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21103 (record_address_regs): Change i to enum reg_class.
21104 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21105 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21106 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21107 (GET_MODE_2XWIDER_MODE): Likewise.
21108 (GET_CLASS_NARROWEST_MODE): Likewise.
21109 * omp-low.c (expand_omp_for): Add cast to enum type.
21110 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21111 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21112 * postreload.c (reload_cse_simplify_operands): Change rclass local
21114 * predict.c (combine_predictions_for_insn): Change best_predictor
21115 and predictor to enum br_predictor.
21116 (combine_predictions_for_bb): Likewise.
21117 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21118 use SET_PREDICT_EXPR_OUTCOME.
21119 * real.c (real_arithmetic): Change icode to code in function call.
21120 * reginfo.c (init_move_cost): Add casts to enum type.
21121 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21122 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21124 * reload.c (find_valid_class): Add casts to enum type.
21125 (push_reload): Change 0 to NO_REGS in function call.
21126 (find_reloads): Change this_alternative to array of enum
21127 reg_class. Remove some now-unnecessary casts.
21128 (make_memloc): Change 0 to VOIDmode in function call.
21129 * reload1.c (reload): Change 0 to VOIDmode in function call.
21130 (eliminate_regs_1, elimination_effects): Likewise.
21131 (eliminate_regs_in_insn): Likewise.
21132 (emit_input_reload_insns): Add cast to enum type.
21133 (delete_output_reload): Change 0 to VOIDmode in function call.
21134 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21135 to enum type in function call.
21136 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21137 (SET_PREDICT_EXPR_OUTCOME): Define.
21138 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21139 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21140 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21141 (dump_function): Likewise.
21142 * tree-dump.h: Update declarations.
21143 * tree-pass.h: Update declarations.
21144 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21145 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21147 (arm_rtx_costs_1): Correct parenthesization.
21148 (arm_rtx_costs): Add casts to enum type.
21149 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21150 (vfp_emit_fstmd): Use add_rg_note.
21151 (emit_multi_reg_push, emit_sfm): Likewise.
21152 (thumb_set_frame_pointer): Likewise.
21153 (arm_expand_prologue): Likewise.
21154 (arm_regno_class): Change return type to enum reg_class.
21155 (thumb1_expand_prologue): Use add_reg_note.
21156 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21157 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21159 * config/arm/gentune.sh: Add cast to enum type.
21160 * config/arm/arm-tune.md: Rebuild.
21161 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21162 (ix86_split_fp_branch, predict_jump): Likewise.
21163 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21164 insn_code to enum rtx_code.
21165 (ix86_builtin_vectorized_function): Add cast to enum type.
21166 * config/i386/i386.md (truncdfsf2): Change slot to enum
21168 (truncxf<mode>2, isinf<mode>2): Likewise.
21169 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21171 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21172 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21173 (insert_bundle_state): Change 1 to INSERT in function call.
21174 (ia64_add_bundle_selector_before): Likewise.
21175 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21176 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21177 (restore_stack_nonlocal): Likewise.
21178 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21180 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21182 (mips_rtx_costs): Likewise.
21183 (mips_override_options): Add casts to enum type.
21184 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21186 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21187 (store_reg, set_reg_plus_d): Likewise.
21188 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21189 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21191 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21193 (emit_unlikely_jump): Use add_reg_note.
21194 (rs6000_emit_allocate_stack): Likewise.
21195 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21196 (output_toc): Change 1 to INSERT in function call.
21197 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21198 (rs6000_initialize_trampoline): Likewise.
21199 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21201 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21202 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21203 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21204 (save_gprs): Use add_reg_note.
21205 (s390_emit_prologue): Likewise.
21206 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21207 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21208 (sparc_fold_builtin): Add cast to enum type.
21209 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21211 (spu_expand_prologue): Use add_reg_note.
21212 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21214 2009-04-20 Ian Lance Taylor <iant@google.com>
21216 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21217 (c_parser_postfix_expression_after_primary): Get VEC for list of
21218 arguments. Get original types of arguments. Call
21219 build_function_call_vec.
21220 (cached_expr_list_1, cached_expr_list_2): New static variables.
21221 (c_parser_expr_list): Change return type to VEC *. Add
21222 p_orig_types parameter. Change all callers.
21223 (c_parser_release_expr): New static function.
21224 (c_parser_vec_to_tree_list): New static function.
21225 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21226 call build_function_call_vec.
21227 (build_function_call_vec): New function, based on old
21228 build_function_call.
21229 (convert_arguments): Remove nargs and argarray parameters. Change
21230 values to a VEC. Add origtypes parameter.
21231 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21232 (convert_for_assignment): Add origtype parameter. Change all
21233 callers. If warn_cxx_compat, check for conversion to an enum
21234 type when calling a function.
21235 (store_init_value): Add origtype parameter. Change all callers.
21236 (digest_init): Likewise.
21237 (struct init_node): Add origtype field.
21238 (add_pending_init): Add origtype parameter. Change all callers.
21239 (output_init_element): Likewise.
21240 (output_pending_init_elements): Pass origtype from init_node to
21241 output_init_element.
21242 (process_init_element): Pass origtype from c_expr to
21243 output_init_element.
21244 (c_finish_return): Add origtype parameter. Change all callers.
21245 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21247 (sync_resolve_params): Likewise.
21248 (sync_resolve_return): Change params to first_param. Change caller.
21249 (resolve_overloaded_builtins): Change params to VEC *. Change
21250 callers. Save first parameter around call to build_function_call_vec.
21251 * c-decl.c (finish_decl): Add origtype parameter. Change all
21252 callers. Call build_function_call_vec rather than
21253 build_function_call for cleanup.
21254 * c-tree.h: Update declarations.
21255 * c-common.h: Update declarations.
21256 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21257 params to first_param.
21258 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21259 params parameter from tree to void *.
21260 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21261 Change arglist parameter to have type void *, and to be a pointer
21263 * config/rs6000/rs6000-protos.h
21264 (altivec_resolve_overloaded_builtin): Update declaration.
21265 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21266 fnargs parameter to have type void *, and to be a pointer to a
21267 VEC. Call build_function_call_vec instead of
21268 build_function_call.
21269 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21271 2009-04-20 Joey Ye <joey.ye@intel.com>
21272 Xuepeng Guo <xuepeng.guo@intel.com>
21273 H.J. Lu <hongjiu.lu@intel.com>
21275 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21277 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21278 (IX86_LEA_PRIORITY): Likewise.
21279 (distance_non_agu_define): New function.
21280 (distance_agu_use): Likewise.
21281 (ix86_lea_for_add_ok): Likewise.
21282 (ix86_dep_by_shift_count): Likewise.
21284 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21285 should split for LEA.
21287 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21289 (ix86_dep_by_shift_count): Likewise.
21291 2009-04-20 Richard Guenther <rguenther@suse.de>
21293 * expr.c (handled_component_p): Move ...
21294 * tree.h (handled_component_p): ... here.
21295 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21296 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21297 and REALPART_EXPR to be in one group.
21299 2009-04-20 Richard Guenther <rguenther@suse.de>
21301 * basic-block.h (get_all_dominated_blocks): Declare.
21302 * dominance.c (get_all_dominated_blocks): New function.
21303 * tree-cfg.c (get_all_dominated_blocks): Remove.
21304 (remove_edge_and_dominated_blocks): Adjust.
21305 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21306 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21307 instead of recursing.
21309 2009-04-20 Doug Kwan <dougkwan@google.com>
21311 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21312 (struct cgraph_node_set_def): New type.
21313 (cgraph_node_set) New type. Also declare vector functions.
21314 (struct cgraph_node_set_element_def): New type.
21315 (cgraph_node_set_element): Ditto.
21316 (cgraph_node_set_iterator): New iterator type.
21317 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21318 cgraph_node_set_remove, dump_cgraph_node_set,
21319 debug_cgraph_node_set): New prototypes.
21320 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21321 cgraph_node_set_size): New inlines.
21322 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21323 including cgraph.h.
21324 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21325 argument to function 'write_summary'.
21326 * ipa.c: Include ggc.h.
21327 (hash_cgraph_node_set_element,
21328 eq_cgraph_node_set_element, cgraph_node_set_new,
21329 cgraph_node_set_add, cgraph_node_set_remove,
21330 cgraph_node_set_find, dump_cgraph_node_set,
21331 debug_cgraph_node_set): New functions.
21332 * Makefile.in (ipa.o): Add dependency on GGC_H.
21334 2009-04-20 Ira Rosen <irar@il.ibm.com>
21336 PR tree-optimization/39675
21337 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21338 check of the return code of vect_schedule_slp. Check that
21339 stmt_vec_info still exists for the statement, before checking its
21340 vectorization type.
21342 2009-04-20 Michael Matz <matz@suse.de>
21344 * Makefile.in (generated_files): Take out $(simple_generated_c).
21346 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21348 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21349 (UINTPTR_TYPE): Likewise.
21351 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21354 * c-typeck.c (digest_init): Check for initializing an array with a
21357 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21360 * c-semantics.c (pop_stmt_list): Propagate
21361 STATEMENT_LIST_HAS_LABEL to parent statement list.
21363 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21365 * config/mips/mips.h (mips_tune_attr): New macro.
21366 * config/mips/mips.md (cpu): Use it.
21368 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21371 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21374 2009-04-19 Diego Novillo <dnovillo@google.com>
21376 * toplev.c (compile_file): Move call to coverage_finish ...
21377 * cgraphunit.c (ipa_passes): ... here.
21378 Call cgraph_process_new_functions.
21379 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21380 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21382 2009-04-19 Jan Hubicka <jh@suse.cz>
21384 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21386 (dump_cgraph_node): Dump can throw external flag.
21387 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21389 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21393 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21394 * common.opt (Wlogical-op): Move from here...
21395 * c.opt (Wlogical-op): ... to here.
21396 * c-typeck.c (parser_build_binary_op): Update call to
21397 warn_logical_operator.
21398 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21400 * c-common.c (warn_logical_op): Update.
21401 * c-common.h (warn_logical_op): Update declaration.
21403 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21405 * tree.c (protected_set_expr_location): Fix formatting.
21407 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21410 * c-typeck.c (readonly_warning): new.
21411 (build_unary_op, build_modify_expr): Use readonly_warning for
21412 storing into something readonly but not const-qualified.
21414 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21417 * c-typeck.c (build_unary_op): Check for taking address of
21418 expression of type void.
21420 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21423 * c-typeck.c (build_function_call): Check for calling a function
21424 with qualified void return types. Call require_complete_type when
21427 2009-04-18 Jan Hubicka <jh@suse.cz>
21429 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21431 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21432 can_throw_external flag.
21433 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21434 * ipa-pure-const.c (ignore_edge): New function.
21435 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21436 only over can_throw_external edges.
21437 (local_pure_const): Add nothrow flag.
21438 * ipa-utils.c (searchc): Add ignore_edge callback.
21439 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21440 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21441 (set_nothrow_function_flags): Update cgraph.
21442 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21444 2009-04-18 Richard Guenther <rguenther@suse.de>
21446 PR middle-end/39804
21447 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21448 (fold_stmt): ... this and ...
21449 (fold_stmt_inplace): ... this.
21450 (fold_stmt_1): Fold references in calls and asms.
21451 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21453 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21455 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21456 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21458 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21460 * tree.c (function_args_count): Remove.
21461 * tree.h: Remove the prototype for function_args_count.
21463 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21465 * tree-iterator.c (expr_only): Remove.
21466 * tree.h: Remove the prototype for expr_only.
21468 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21470 * reginfo.c (cannot_change_mode_set_regs): Remove.
21471 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21473 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21475 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21476 whether operands 0 and 1 overlaps.
21478 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21480 PR middle-end/36902
21481 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21482 pointer. Use warning_at instead of warning.
21483 (search_for_addr_array): Likewise.
21484 (check_array_bounds): Likewise.
21485 (check_all_array_refs): Check that the incoming edge is not in the
21486 list of edges to be removed.
21487 (check_all_array_refs): Avoid the temporal pointer.
21488 (vrp_visit_cond_stmt): Fix typo.
21489 (simplify_switch_using_ranges): Handle the case where the switch
21490 index is an integer constant.
21492 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21494 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21496 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21498 * doc/extend.texi, doc/invoke.texi: Fix typos.
21500 2009-04-17 Cary Coutant <ccoutant@google.com>
21502 * tree-flow-inline.h (get_lineno): Fix inverted test.
21504 2009-04-17 Diego Novillo <dnovillo@google.com>
21506 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21507 assertion for AVAIL_OUT.
21509 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21512 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21513 * config/sh/linux-atomic.asm: Likewise.
21515 2009-04-17 Diego Novillo <dnovillo@google.com>
21517 * except.c (debug_eh_tree): New.
21518 (struct eh_region, struct eh_status): Move ...
21519 * except.h: ... here.
21520 (add_type_for_runtime): Declare extern.
21521 (lookup_type_for_runtime): Likewise.
21522 (debug_eh_tree): Declare.
21523 * Makefile.in (GTFILES): List except.h before except.c
21525 2009-04-17 Diego Novillo <dnovillo@google.com>
21527 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21528 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21529 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21530 (find_vars_r): ... here.
21531 * tree-flow.h (find_referenced_vars_in): Declare.
21532 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21533 that AVAIL_OUT exists for BLOCK.
21534 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21535 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21536 (tree-parloops.o): Likewise.
21538 2009-04-17 Simon Baldwin <simonb@google.com>
21540 * toplev.c (default_tree_printer): Add handling for %E format.
21542 2009-04-17 Diego Novillo <dnovillo@google.com>
21544 * tree-pretty-print.c (dump_generic_node): Add break after
21545 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21546 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21547 FUNCTION_TYPE together. Call print_struct_decl when printing
21548 structures and TDF_SLIM is not given.
21549 (print_struct_decl): Fix logic for detecting recursion.
21551 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21554 * gcc.c (create_at_file): New.
21555 (compile_input_file_p): New.
21556 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21557 * main.c (main): Update call to toplev_main.
21558 * toplev.c (toplev_main): Change signature. Call expandargv.
21559 * toplev.h (toplev_main): Change signature.
21561 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21563 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21564 if the latter is not constant.
21566 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21568 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21570 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21572 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21573 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21575 2009-04-17 Richard Guenther <rguenther@suse.de>
21577 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21578 Handle component references view-converting an invariant address.
21580 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21582 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21583 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21584 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21585 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21586 Use @deftypevr rather than @deftypevar.
21588 2009-04-17 Richard Guenther <rguenther@suse.de>
21590 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21591 (get_prop_source_stmt): Likewise.
21592 (can_propagate_from): Likewise.
21594 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21596 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21597 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21598 (--with-multilib-list): Add default value.
21599 * configure: Regenerate.
21600 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21601 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21602 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21603 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21604 Don't add default cpu to multilib list unnecessarily, but do enable
21605 the relevant compiler option..
21606 Add support for --with-multilib-list=<blank> and
21607 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21608 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21609 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21610 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21611 TM_MULTILIB_CONFIG.
21612 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21613 (MULTILIB_OSDIRNAMES): New variable.
21614 * config/sh/t-1e: Delete file.
21615 * config/sh/t-mlib-sh1: Delete file.
21616 * config/sh/t-mlib-sh2: Delete file.
21617 * config/sh/t-mlib-sh2a: Delete file.
21618 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21619 * config/sh/t-mlib-sh2a-single: Delete file.
21620 * config/sh/t-mlib-sh2a-single-only: Delete file.
21621 * config/sh/t-mlib-sh2e: Delete file.
21622 * config/sh/t-mlib-sh3e: Delete file.
21623 * config/sh/t-mlib-sh4: Delete file.
21624 * config/sh/t-mlib-sh4-nofpu: Delete file.
21625 * config/sh/t-mlib-sh4-single: Delete file.
21626 * config/sh/t-mlib-sh4-single-only: Delete file.
21627 * config/sh/t-mlib-sh4a: Delete file.
21628 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21629 * config/sh/t-mlib-sh4a-single: Delete file.
21630 * config/sh/t-mlib-sh4a-single-only: Delete file.
21631 * config/sh/t-mlib-sh4al: Delete file.
21632 * config/sh/t-mlib-sh5-32media: Delete file.
21633 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21634 * config/sh/t-mlib-sh5-64media: Delete file.
21635 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21636 * config/sh/t-mlib-sh5-compact: Delete file.
21637 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21638 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21639 * doc/install.texi (Options specification): Add
21640 --with-multilib-list and --with-endian.
21642 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21644 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21646 (OBJS-common): Add plugin-version.o.
21647 (plugin-version.o): New.
21648 * gcc-plugin.h (plugin_gcc_version): New.
21649 (plugin_default_version_check): New.
21650 (plugin_init_func, plugin_init): Add version argument.
21651 * plugin-version.c: New.
21652 * plugin.c (str_plugin_gcc_version_name): New.
21653 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21654 pass it to the init function.
21655 (plugin_default_version_check): New.
21657 2009-04-17 Richard Guenther <rguenther@suse.de>
21659 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21660 for decl-vs-decl disambiguation.
21662 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21664 * config/s390/s390.h (s390_tune_attr): New macro definition.
21665 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21667 2009-04-17 Richard Guenther <rguenther@suse.de>
21669 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21670 (fold_stmt_r): Likewise.
21671 (maybe_fold_reference): New function.
21672 (fold_gimple_assign): Handle cases fold_stmt_r did.
21673 (fold_stmt): Do not use fold_stmt_r.
21674 (fold_stmt_inplace): Likewise.
21676 2009-04-17 Richard Guenther <rguenther@suse.de>
21678 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21679 (record_equivalences_from_stmt): Remove useless checks and
21681 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21682 the type is already suitable.
21684 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21686 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21688 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21690 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21691 (CMPtype): Define as __gcc_CMPtype.
21693 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21695 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21696 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21698 2009-04-17 Richard Guenther <rguenther@suse.de>
21700 PR tree-optimization/39746
21701 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21702 special-casing for builtins and static variable use/def.
21703 (call_may_clobber_ref_p_1): Likewise.
21705 2009-04-16 Ian Lance Taylor <iant@google.com>
21707 * df.h: Include "timevar.h".
21708 (struct df_problem): Change tv_id field to timevar_id_t.
21709 * tree-pass.h: Include "timevar.h".
21710 (struct opt_pass): Change tv_id field to timevar_id_t.
21711 * timevar.h (timevar_id_t): Define TV_NONE.
21712 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21713 TV_NONE rather than tv_id != 0.
21714 (execute_one_pass): Likewise.
21715 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21716 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21717 dependencies to $(TREE_PASS_H).
21718 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
21720 (pass_branch_target_load_optimize2): Likewise.
21721 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
21722 (pass_outof_cfg_layout_mode): Likewise.
21723 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
21724 (pass_rebuild_cgraph_edges): Likewise.
21725 (pass_remove_cgraph_callee_edges): Likewise.
21726 * df-core.c (pass_df_initialize_opt): Likewise.
21727 (pass_df_initialize_no_opt): Likewise.
21728 (pass_df_finish): Likewise.
21729 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
21730 * except.c (pass_set_nothrow_function_flags): Likewise.
21731 (pass_convert_to_eh_region_ranges): Likewise.
21732 * final.c (pass_compute_alignments): Likewise.
21733 * function.c (pass_instantiate_virtual_regs): Likewise.
21734 (pass_init_function): Likewise.
21735 (pass_leaf_regs): Likewise.
21736 (pass_match_asm_constraints): Likewise.
21737 * gimple-low.c (pass_lower_cf): Likewise.
21738 (pass_mark_used_blocks): Likewise.
21739 * init-regs.c (pass_initialize_regs): Likewise.
21740 * integrate.c (pass_initial_value_sets): Likewise.
21741 * ira.c (pass_ira): Likewise.
21742 * jump.c (pass_cleanup_barriers): Likewise.
21743 * omp-low.c (pass_expand_omp): Likewise.
21744 (pass_lower_omp): Likewise.
21745 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
21746 * recog.c (pass_split_all_insns): Likewise.
21747 (pass_split_after_reload): Likewise.
21748 (pass_split_before_regstack): Likewise.
21749 (pass_split_before_sched2): Likewise.
21750 (pass_split_for_shorten_branches): Likewise.
21751 * reginfo.c (pass_reginfo_init): Likewise.
21752 (pass_subregs_of_mode_init): Likewise.
21753 (pass_subregs_of_mode_finish): Likewise.
21754 * passes.c (pass_postreload): Likewise.
21755 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
21756 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
21757 (pass_warn_function_return): Likewise.
21758 (pass_warn_function_noreturn): Likewise.
21759 * tree-complex.c (pass_lower_complex): Likewise.
21760 (pass_lower_complex_O0): Likewise.
21761 * tree-if-conv.c (pass_if_conversion): Likewise.
21762 * tree-into-ssa.c (pass_build_ssa): Likewise.
21763 * tree-mudflap.c (pass_mudflap_1): Likewise.
21764 (pass_mudflap_2): Likewise.
21765 * tree-nomudflap.c (pass_mudflap_1): Likewise.
21766 (pass_mudflap_2): Likewise.
21767 * tree-nrv.c (pass_return_slot): Likewise.
21768 * tree-object-size.c (pass_object_sizes): Likewise.
21769 * tree-optimize.c (pass_all_optimizations): Likewise.
21770 (pass_early_local_passes): Likewise.
21771 (pass_all_early_optimizations): Likewise.
21772 (pass_cleanup_cfg): Likewise.
21773 (pass_cleanup_cfg_post_optimizing): Likewise.
21774 (pass_free_datastructures): Likewise.
21775 (pass_free_cfg_annotations): Likewise.
21776 (pass_fixup_cfg): Likewise.
21777 (pass_init_datastructures): Likewise.
21778 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
21779 (pass_late_warn_uninitialized): Likewise.
21780 (pass_update_address_taken): Likewise.
21781 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
21782 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
21783 (pass_cse_sincos): Likewise.
21784 (pass_convert_to_rsqrt): Likewise.
21785 * tree-ssa-structalias.c (pass_build_alias): Likewise.
21786 * tree-stdarg.c (pass_stdarg): Likewise.
21787 * tree-tailcall.c (pass_tail_recursion): Likewise.
21788 (pass_tail_calls): Likewise.
21789 * tree-vect-generic.c (pass_lower_vector): Likewise.
21790 (pass_lower_vector_ssa): Likewise.
21791 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
21793 2009-04-16 Joseph Myers <joseph@codesourcery.com>
21795 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
21797 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
21799 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
21800 logical and signext.
21802 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
21805 * config/sh/predicates.md (arith_operand): Check if the operand
21806 of TRUNCATE is a REG.
21808 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21810 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
21811 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
21813 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21815 * tree-iterator.c (tsi_split_statement_list_after,
21816 tsi_split_statement_list_before): Remove.
21817 * tree-iterator.h: Remove the prototypes for
21818 tsi_split_statement_list_after and tsi_split_statement_list_before.
21820 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21822 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
21823 * tree-ssa-propagate.h: Remove the prototype for
21824 stmt_makes_single_load.
21826 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21828 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
21829 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
21831 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21833 * tree-iterator.c (EXPR_LAST_BODY): Remove.
21835 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21837 * except.c (eh_region_outer_p): Remove.
21838 * except.h: Remove the prototype for eh_region_outer_p.
21840 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
21842 * function.c (current_function_assembler_name): Remove.
21843 * function.h: Remove the prototype for
21844 current_function_assembler_name.
21846 2009-04-16 Ian Lance Taylor <iant@google.com>
21848 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
21849 (add_reg_note): Call alloc_reg_note.
21850 * rtl.h (alloc_reg_note): Declare.
21851 * combine.c (try_combine): Use alloc_reg_note.
21852 (recog_for_combine, move_deaths): Likewise.
21853 (distribute_notes): Use alloc_reg_note and add_reg_note.
21854 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
21855 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
21856 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
21858 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
21860 PR rtl-optimization/39762
21861 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
21862 ira_may_move_out_cost): Add comments about way of their usage.
21863 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
21865 * ira-conflicts.c (process_regs_for_copy): Use function
21866 ira_get_register_move_cost instead of global
21867 ira_register_move_cost.
21869 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
21870 color_pass, move_spill_restore, update_curr_costs): Ditto.
21872 * ira-lives.c (process_single_reg_class_operands): Ditto.
21874 * ira-emit.c (emit_move_list): Ditto.
21876 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
21877 (record_reg_classes): Ditto. Use functions
21878 ira_get_register_move_cost and ira_get_may_move_cost instead of
21879 global vars ira_register_move_cost, ira_may_move_out_cost and
21880 ira_may_move_in_cost.
21881 (record_address_regs): Don't call ira_init_register_move_cost.
21882 Use function ira_get_may_move_cost instead of global
21883 ira_may_move_in_cost.
21884 (process_bb_node_for_hard_reg_moves): Use function
21885 ira_get_register_move_cost instead of global ira_register_move_cost.
21886 (ira_costs): Don't call ira_init_register_move_cost.
21888 2009-04-16 Richard Guenther <rguenther@suse.de>
21890 * tree-cfg.c (verify_gimple_assign_binary):
21891 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
21892 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
21893 (create_general_new_stmt): Note that this function is broken.
21895 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21897 * common.opt (fhelp): Add Var(help_flag).
21898 * gcc-plugin.h (plugin_info): Add help.
21899 * plugin.c (plugin_name_args): Add help.
21900 (register_plugin_info): Set plugin->help.
21901 (print_help_one_plugin): New.
21902 (print_plugins_help): New.
21903 * plugin.h (print_plugins_help): New.
21904 * toplev.c (toplev_main): Call print_plugins_help if needed.
21906 2009-04-16 Richard Guenther <rguenther@suse.de>
21908 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
21909 (gimple_ior_addresses_taken_1): New function.
21910 (gimple_ior_addresses_taken): Likewise.
21911 * gimple.h (struct gimple_statement_with_ops_base): Remove
21912 addresses_taken member.
21913 (gimple_ior_addresses_taken): Declare.
21914 (gimple_addresses_taken, gimple_addresses_taken_ptr,
21915 gimple_set_addresses_taken): Remove.
21916 * ipa-reference.c (mark_address): New function.
21917 (scan_stmt_for_static_refs): Use it for marking addresses taken.
21918 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
21919 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
21920 (gimple_add_to_addresses_taken): Remove.
21921 (get_tmr_operands): Call mark_address_taken.
21922 (get_asm_expr_operands): Likewise.
21923 (get_expr_operands): Likewise.
21924 (build_ssa_operands): Do not clear the addresses_taken bitmap.
21925 (free_stmt_operands): Do not free it.
21926 * tree-ssa.c (delete_tree_ssa): Likewise.
21927 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
21929 2009-04-16 Richard Guenther <rguenther@suse.de>
21931 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
21932 (walk_stmt_load_store_ops): Likewise.
21933 * gimple.c (get_base_loadstore): New function.
21934 (walk_stmt_load_store_addr_ops): Likewise.
21935 (walk_stmt_load_store_ops): Likewise.
21936 * ipa-pure-const.c (check_op): Simplify.
21937 (check_load, check_store): New functions.
21938 (check_stmt): Use walk_stmt_load_store_ops.
21939 * ipa-reference.c (mark_load): Adjust signature.
21940 (mark_store): Likewise.
21941 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
21943 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21945 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
21946 (plugin_info): New.
21947 * opts.c (common_handle_option): Don't call print_version.
21948 * plugin.c (plugin_name_args): Add version.
21949 (register_plugin_info): New.
21950 (register_callback): Handle PLUGIN_INFO.
21951 (try_init_one_plugin): New.
21952 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
21954 (finalize_one_plugin): New.
21955 (finalize_plugins): New.
21956 (print_one_plugin): New.
21957 (print_plugins_versions): New.
21958 * plugin.h (print_plugins_versions): New.
21959 (finalize_plugins): New.
21960 * toplev.c (compile_file): Don't call initialize_plugins.
21961 (print_version): Call print_plugins_versions.
21962 (toplev_main): Call initialize_plugins. Print version if needed.
21963 Call finalize_plugins.
21965 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
21967 * common.opt (fversion): New.
21968 * gcc.c (print_version): New.
21969 (process_command): Don't print the version. Just set print_version.
21970 (main): Print version. Call subprocesses if print_version and
21971 verbose_flag are set.
21972 * opts.c (common_handle_option): Handle OPT_fversion.
21974 2009-04-16 Richard Guenther <rguenther@suse.de>
21975 Ira Rosen <irar@il.ibm.com>
21977 PR tree-optimization/39698
21978 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
21979 type of the reduction variable. Only generate the def if
21982 * omp-low.c (expand_omp_for_generic): When converting to a pointer
21983 make sure to first convert to an integer of the same precision.
21984 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
21985 the type of the evolution correctly in computing the new
21986 induction variable base.
21988 2009-04-16 Richard Guenther <rguenther@suse.de>
21990 PR middle-end/39625
21991 * tree-cfg.c (make_blocks): Split statements with to-be
21992 abnormal SSA names on the lhs.
21994 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
21996 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
21997 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
21998 * c-typeck.c (really_start_incremental_init): Likewise.
21999 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22000 (TARGET_INITIALIZER): Remove it.
22001 * target.h (struct target): Remove vector_opaque_p.
22002 * tree.c (build_opaque_vector_type): New.
22003 * tree.h (TYPE_VECTOR_OPAQUE): New.
22004 (build_opaque_vector_type): Declare.
22005 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22006 * config/rs6000/rs6000.c (build_opaque_vector_type,
22007 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22008 (rs6000_init_builtins): Use build_opaque_vector_type for
22009 opaque_V4SI_type_node.
22011 2009-04-15 Catherine Moore <clm@codesourcery.com>
22013 * debug.h (set_name): Declare.
22014 * dwarf2out.c (dwarf2out_set_name): Declare.
22015 (dwarf2_debug_hooks): Add set_name.
22016 (find_AT_string): New.
22017 (add_AT_string): Call find_AT_string.
22018 (dwarf2out_set_name): New.
22019 * cp/decl.c (grokdeclarator): Call set_name.
22020 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22021 * debug.c (do_nothing_debug_hooks): Likewise.
22022 * dbxout.c (dbx_debug_hooks): Likewise.
22023 * sdbout.c (sdb_debug_hooks): Likewise.
22025 2009-04-15 Michael Eager <eager@eagercon.com>
22027 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22028 reg for single-precision FPU.
22029 * config/rs6000/rs6000.md (movsi_internal1): Only for
22030 !TARGET_SINGLE_FPU.
22031 (movsi_internal1_single): New. Add pattern to move SI values to/from
22032 single-precision FP regs.
22034 2009-04-15 Richard Guenther <rguenther@suse.de>
22036 * omp-low.c (lower_rec_input_clauses): Build correct address
22038 (expand_omp_for_generic): Fix multiplication type.
22039 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22040 (generate_memset_zero): Fix types.
22041 * tree-profile.c (prepare_instrumented_value): Correctly
22044 2009-04-15 Ian Lance Taylor <iant@google.com>
22046 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22047 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22048 for -Wall and for -Wc++-compat.
22049 (c_common_post_options): For C++, set warn_enum_compare if not
22051 * c-tree.h (struct c_expr): Add field original_type.
22052 (build_external_ref): Update declaration.
22053 * c-parser.c (c_parser_braced_init): Set original_type.
22054 (c_parser_initelt): Likewise.
22055 (c_parser_expr_no_commas): Likewise.
22056 (c_parser_conditional_expression): Likewise.
22057 (c_parser_cast_expression): Likewise.
22058 (c_parser_unary_expression): Likewise. Pull setting of
22059 original_code to top of function.
22060 (c_parser_sizeof_expression): Set original_type.
22061 (c_parser_alignof_expression): Likewise.
22062 (c_parser_postfix_expression): Likewise. Pull setting of
22063 original_code to top of function.
22064 (c_parser_postfix_expression_after_paren_type): Set original_type.
22065 (c_parser_postfix_expression_after_primary): Likewise.
22066 (c_parser_expression): Likewise.
22067 * c-typeck.c (build_external_ref): Add type parameter. Change all
22069 (c_expr_sizeof_expr): Set original_type field.
22070 (parser_build_unary_op): Likewise.
22071 (parser_build_binary_op): Likewise. Optionally warn about
22072 comparisons of enums of different types.
22073 (digest_init): Set original_type field.
22074 (really_start_incremental_init): Likewise.
22075 (push_init_level, pop_init_level): Likewise.
22076 * doc/invoke.texi (Warning Options): -Wenum-compare now
22079 2009-04-15 Richard Guenther <rguenther@suse.de>
22081 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22082 out a necessary conversion.
22083 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22084 names we didn't value number.
22085 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22087 2009-04-15 Richard Guenther <rguenther@suse.de>
22089 PR tree-optimization/39764
22090 * tree-ssa-ccp.c (get_value): Canonicalize value with
22091 canonicalize_float_value.
22093 2009-04-15 Jan Hubicka <jh@suse.cz>
22095 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22096 Wrong version of patch.
22098 2009-04-15 Jan Hubicka <jh@suse.cz>
22100 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22102 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22104 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22105 our distinct integral and vector types.
22107 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22109 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22110 * init.c (build_vtbl_address): Remove call to assemble_external.
22112 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22114 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22115 output for other floating point modes.
22117 2009-04-14 Diego Novillo <dnovillo@google.com>
22119 * diagnostic.c (diagnostic_report_diagnostic): Do not
22120 warn about loaded plugins for DK_ERROR and DK_WARNING.
22121 * c-decl.c (declspecs_add_type): Move call to
22122 invoke_plugin_callbacks ...
22123 * c-parser.c (c_parser_declspecs): ... here.
22124 * plugin.c (dump_active_plugins): Tidy output.
22126 2009-04-14 Diego Novillo <dnovillo@google.com>
22127 Le-Chun Wu <lcwu@google.com>
22129 * configure.ac: Add --enable-plugin support.
22130 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22131 * Makefile.in (PLUGIN_H): Define.
22132 Export ENABLE_PLUGIN and GMPINC to site.exp.
22133 Add PLUGINLIBS to link command.
22134 Add/modify dependencies for plugin.o and files including plugin.h.
22136 * config.in: Regenerate.
22138 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22141 2009-04-14 Le-Chun Wu <lcwu@google.com>
22143 * tree-pass.h (register_one_dump_file): Add a prototype for
22144 register_one_dump_file.
22145 * toplev.c (compile_file): Call initialize_plugins.
22146 (do_compile): Call invoke_plugin_callbacks.
22147 (toplev_main): Call invoke_plugin_callbacks.
22148 * common.opt: Add -fplugin= and -fplugin-arg-.
22149 * gcc-plugin.h: New public header file for plugins to include.
22150 * plugin.c: New source file.
22151 * plugin.h: New internal header file.
22152 * passes.c (register_one_dump_file): Make it external.
22154 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22156 2009-04-14 Diego Novillo <dnovillo@google.com>
22158 * doc/plugins.texi: New.
22159 * doc/gccint.texi: Add reference to Plugins chapter.
22160 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22161 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22162 loaded plugins, if any.
22163 * timevar.def (TV_PLUGIN_INIT): Define.
22164 (TV_PLUGIN_RUN): Define.
22165 * plugin.c: Include timevar.h
22166 (plugins_active_p): New.
22167 (dump_active_plugins): New.
22168 (debug_active_plugins): New.
22170 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22172 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22174 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22176 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22178 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22179 the same as a minus without a shift.
22181 2009-04-14 Nick Clifton <nickc@redhat.com>
22183 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22184 comparisons with small integers will always produce a short
22187 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22190 2008-12-19 Diego Novillo <dnovillo@google.com>
22192 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22194 2009-04-14 Richard Guenther <rguenther@suse.de>
22196 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22198 (verify_gimple_assign_binary): Likewise. Handle shifts and
22200 (verify_gimple_phi): Print the mismatched argument position.
22201 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22203 (vect_update_init_of_dr): Likewise.
22204 * matrix-reorg.c (transform_access_sites): Do what the
22206 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22208 2009-04-13 Michael Eager <eager@eagercon.com>
22210 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22211 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22212 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22213 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22214 remove duplicate config
22216 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22218 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22219 file_name:line_number type locator of the call site.
22221 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22223 * genautomata.c: Put blank after comma.
22224 (automaton_decls): New.
22225 (struct unit_usage): Add comments to member next.
22226 (store_alt_unit_usage): Keep the list ordered.
22227 (unit_present_on_list_p, equal_alternatives_p): New.
22228 (check_regexp_units_distribution): Check units distribution
22229 correctness correctly.
22230 (main): Don't write automata if error is found. Return correct
22233 * config/m68k/cf.md (cfv4_ds): Remove.
22234 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22235 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22237 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22238 power4-load-ext, power4-store, power4-store-update,
22239 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22240 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22241 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22242 power4-sqrt, power4-isync): Modify reservation to make correct
22243 unit distribution to automata.
22245 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22246 power5-store-update, power5-two, power5-three, power5-lmul,
22247 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22249 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22251 * except.c (pass_set_nothrow_function_flags): Set name and add
22253 (set_nothrow_function_flags): Mention in the dump file when
22254 changing a function to nothrow.
22256 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22259 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22260 instead of unsigned long.
22262 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22264 * config/arm/arm.c (return_used_this_function): Remove.
22265 (arm_output_function_prologue): Remove use of
22266 return_used_this_function.
22267 (output_return_instruction): Replace use of
22268 return_used_this_function
22269 by cfun->machine->return_used_this_function.
22270 (arm_output_epilogue): Likewise.
22271 (arm_output_function_epilogue): Likewise.
22272 (thumb_unexpanded_epilogue): Likewise.
22273 * config/arm/arm.h (struct machine_function):
22274 New member return_used_this_function.
22276 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22278 * doc/install.texi: Correct description of default directory for
22279 --with-gxx-include-dir.
22281 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22283 * fold-const.c (build_range_check): Properly deal with enumeral and
22284 boolean base types.
22286 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22288 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22289 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22290 * params.h (MAX_GCSE_PASSES): Remove.
22291 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22292 in sequence. Remove ability to run multiple passes.
22293 (bypass_jumps): Report run as third CPROP pass.
22295 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22297 PR middle-end/39651
22298 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22299 when deciding whether the whole SEQUENCE can throw.
22301 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22304 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22305 offseted label references.
22307 2009-04-11 Jan Hubicka <jh@suse.cz>
22309 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22311 2009-04-11 Richard Guenther <rguenther@suse.de>
22313 PR middle-end/39732
22314 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22315 return variables as TREE_ADDRESSABLE.
22317 2009-04-11 Richard Guenther <rguenther@suse.de>
22319 PR tree-optimization/39713
22320 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22321 reference trees have SSA_NAME operands.
22323 2009-04-11 Richard Guenther <rguenther@suse.de>
22326 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22327 address expressions.
22329 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22331 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22332 match changes in Cygwin 1.7
22333 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22334 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22336 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22338 PR tree-optimization/39701
22339 * doc/invoke.texi (Optimization Options): Document change in
22340 meaning and initialization of -fdelete-null-pointer-checks.
22342 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22344 PR middle-end/39701
22345 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22347 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22350 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22352 2009-04-10 Chao-ying Fu <fu@mips.com>
22354 * doc/tm.texi (Instruction Output): Document
22355 TARGET_ASM_FINAL_POSTSCAN_INSN.
22356 * target.h (final_postscan_insn): New field in asm_out.
22357 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22358 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22359 * final.c (final_scan_insn): Call
22360 targetm.asm_out.final_postscan_insn after outputting
22361 an asm macro and a normal instruction.
22363 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22364 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22365 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22366 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22367 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22369 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22371 PR middle-end/39701
22372 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22373 variables as non-NULL even with -fdelete-null-pointer-checks.
22375 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22377 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22379 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22382 * config/i386/i386.c (classify_argument): Handle SCmode with
22383 (bit_offset % 64) != 0.
22385 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22387 * doc/invoke.texi (Optimize Options): Add cross-reference to
22388 -Q --help=optimizers examples.
22390 2009-04-10 Ben Elliston <bje@au.ibm.com>
22393 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22394 regalign for the reg == fpr and TDmode case.
22396 2009-04-09 David Ayers <ayers@fsfe.org>
22399 * objc/objc-act.c (warn_with_method): Remove helper function.
22400 (check_duplicates): Call warning and inform directly.
22401 (really_start_method): Likewise.
22403 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22405 * expmed.c (expand_divmod): Always use a comparison for a division
22406 by a large unsigned integer.
22408 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22409 for things others than variables or functions as nonzero.
22411 2009-04-09 Nick Clifton <nickc@redhat.com>
22413 * unwind-compat.c: Change copyright header to refer to version
22414 3 of the GNU General Public License with version 3.1 of the
22415 GCC Runtime Library Exception and to point readers at the
22416 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22417 * config/alpha/crtfastmath.c: Likewise.
22418 * config/alpha/linux-unwind.h: Likewise.
22419 * config/alpha/qrnnd.asm: Likewise.
22420 * config/alpha/vms-crt0-64.c: Likewise.
22421 * config/alpha/vms-crt0.c: Likewise.
22422 * config/alpha/vms-dwarf2.asm: Likewise.
22423 * config/alpha/vms-dwarf2eh.asm: Likewise.
22424 * config/alpha/vms-psxcrt0-64.c: Likewise.
22425 * config/alpha/vms-psxcrt0.c: Likewise.
22426 * config/alpha/vms_tramp.asm: Likewise.
22427 * config/arc/initfini.c: Likewise.
22428 * config/arc/lib1funcs.asm: Likewise.
22429 * config/arm/bpabi-v6m.S: Likewise.
22430 * config/arm/bpabi.S: Likewise.
22431 * config/arm/bpabi.c: Likewise.
22432 * config/arm/crti.asm: Likewise.
22433 * config/arm/crtn.asm: Likewise.
22434 * config/arm/ieee754-df.S: Likewise.
22435 * config/arm/ieee754-sf.S: Likewise.
22436 * config/arm/lib1funcs.asm: Likewise.
22437 * config/arm/libunwind.S: Likewise.
22438 * config/arm/linux-atomic.c: Likewise.
22439 * config/arm/mmintrin.h: Likewise.
22440 * config/arm/pr-support.c: Likewise.
22441 * config/arm/unaligned-funcs.c: Likewise.
22442 * config/arm/unwind-arm.c: Likewise.
22443 * config/arm/unwind-arm.h: Likewise.
22444 * config/avr/libgcc.S: Likewise.
22445 * config/bfin/crti.s: Likewise.
22446 * config/bfin/crtlibid.s: Likewise.
22447 * config/bfin/crtn.s: Likewise.
22448 * config/bfin/lib1funcs.asm: Likewise.
22449 * config/bfin/linux-unwind.h: Likewise.
22450 * config/cris/arit.c: Likewise.
22451 * config/cris/cris_abi_symbol.c: Likewise.
22452 * config/darwin-64.c: Likewise.
22453 * config/darwin-crt2.c: Likewise.
22454 * config/darwin-crt3.c: Likewise.
22455 * config/darwin.h: Likewise.
22456 * config/dbxelf.h: Likewise.
22457 * config/dfp-bit.c: Likewise.
22458 * config/dfp-bit.h: Likewise.
22459 * config/elfos.h: Likewise.
22460 * config/fixed-bit.c: Likewise.
22461 * config/fixed-bit.h: Likewise.
22462 * config/fp-bit.c: Likewise.
22463 * config/fp-bit.h: Likewise.
22464 * config/fr30/crti.asm: Likewise.
22465 * config/fr30/crtn.asm: Likewise.
22466 * config/fr30/lib1funcs.asm: Likewise.
22467 * config/freebsd-spec.h: Likewise.
22468 * config/frv/cmovd.c: Likewise.
22469 * config/frv/cmovh.c: Likewise.
22470 * config/frv/cmovw.c: Likewise.
22471 * config/frv/frvbegin.c: Likewise.
22472 * config/frv/frvend.c: Likewise.
22473 * config/frv/lib1funcs.asm: Likewise.
22474 * config/glibc-stdint.h: Likewise.
22475 * config/h8300/clzhi2.c: Likewise.
22476 * config/h8300/crti.asm: Likewise.
22477 * config/h8300/crtn.asm: Likewise.
22478 * config/h8300/ctzhi2.c: Likewise.
22479 * config/h8300/fixunssfsi.c: Likewise.
22480 * config/h8300/lib1funcs.asm: Likewise.
22481 * config/h8300/parityhi2.c: Likewise.
22482 * config/h8300/popcounthi2.c: Likewise.
22483 * config/i386/ammintrin.h: Likewise.
22484 * config/i386/att.h: Likewise.
22485 * config/i386/avxintrin.h: Likewise.
22486 * config/i386/biarch64.h: Likewise.
22487 * config/i386/bmmintrin.h: Likewise.
22488 * config/i386/cpuid.h: Likewise.
22489 * config/i386/cross-stdarg.h: Likewise.
22490 * config/i386/crtfastmath.c: Likewise.
22491 * config/i386/crtprec.c: Likewise.
22492 * config/i386/cygming-crtbegin.c: Likewise.
22493 * config/i386/cygming-crtend.c: Likewise.
22494 * config/i386/cygwin.asm: Likewise.
22495 * config/i386/emmintrin.h: Likewise.
22496 * config/i386/gmm_malloc.h: Likewise.
22497 * config/i386/gthr-win32.c: Likewise.
22498 * config/i386/i386.h: Likewise.
22499 * config/i386/immintrin.h: Likewise.
22500 * config/i386/linux-unwind.h: Likewise.
22501 * config/i386/linux64.h: Likewise.
22502 * config/i386/mm3dnow.h: Likewise.
22503 * config/i386/mmintrin-common.h: Likewise.
22504 * config/i386/mmintrin.h: Likewise.
22505 * config/i386/nmmintrin.h: Likewise.
22506 * config/i386/pmm_malloc.h: Likewise.
22507 * config/i386/pmmintrin.h: Likewise.
22508 * config/i386/smmintrin.h: Likewise.
22509 * config/i386/sol2-c1.asm: Likewise.
22510 * config/i386/sol2-ci.asm: Likewise.
22511 * config/i386/sol2-cn.asm: Likewise.
22512 * config/i386/sol2-gc1.asm: Likewise.
22513 * config/i386/tmmintrin.h: Likewise.
22514 * config/i386/unix.h: Likewise.
22515 * config/i386/w32-unwind.h: Likewise.
22516 * config/i386/wmmintrin.h: Likewise.
22517 * config/i386/x86-64.h: Likewise.
22518 * config/i386/x86intrin.h: Likewise.
22519 * config/i386/xmmintrin.h: Likewise.
22520 * config/ia64/crtbegin.asm: Likewise.
22521 * config/ia64/crtend.asm: Likewise.
22522 * config/ia64/crtfastmath.c: Likewise.
22523 * config/ia64/crti.asm: Likewise.
22524 * config/ia64/crtn.asm: Likewise.
22525 * config/ia64/fde-glibc.c: Likewise.
22526 * config/ia64/lib1funcs.asm: Likewise.
22527 * config/ia64/linux-unwind.h: Likewise.
22528 * config/ia64/quadlib.c: Likewise.
22529 * config/ia64/unwind-ia64.c: Likewise.
22530 * config/linux.h: Likewise.
22531 * config/m32c/m32c-lib1.S: Likewise.
22532 * config/m32c/m32c-lib2-trapv.c: Likewise.
22533 * config/m32c/m32c-lib2.c: Likewise.
22534 * config/m32r/initfini.c: Likewise.
22535 * config/m68hc11/larith.asm: Likewise.
22536 * config/m68hc11/m68hc11-crt0.S: Likewise.
22537 * config/m68k/cf.md: Likewise.
22538 * config/m68k/crti.s: Likewise.
22539 * config/m68k/crtn.s: Likewise.
22540 * config/m68k/lb1sf68.asm: Likewise.
22541 * config/m68k/linux-unwind.h: Likewise.
22542 * config/mcore/crti.asm: Likewise.
22543 * config/mcore/crtn.asm: Likewise.
22544 * config/mcore/lib1.asm: Likewise.
22545 * config/mips/linux-unwind.h: Likewise.
22546 * config/mips/loongson.h: Likewise.
22547 * config/mips/mips16.S: Likewise.
22548 * config/mmix/crti.asm: Likewise.
22549 * config/mmix/crtn.asm: Likewise.
22550 * config/pa/fptr.c: Likewise.
22551 * config/pa/hpux-unwind.h: Likewise.
22552 * config/pa/lib2funcs.asm: Likewise.
22553 * config/pa/linux-atomic.c: Likewise.
22554 * config/pa/linux-unwind.h: Likewise.
22555 * config/pa/milli64.S: Likewise.
22556 * config/pa/quadlib.c: Likewise.
22557 * config/pa/stublib.c: Likewise.
22558 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22559 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22560 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22561 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22562 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22563 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22564 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22565 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22566 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22567 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22568 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22569 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22570 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22571 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22572 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22573 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22574 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22575 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22576 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22577 * config/rs6000/750cl.h: Likewise.
22578 * config/rs6000/altivec.h: Likewise.
22579 * config/rs6000/biarch64.h: Likewise.
22580 * config/rs6000/crtresfpr.asm: Likewise.
22581 * config/rs6000/crtresgpr.asm: Likewise.
22582 * config/rs6000/crtresxfpr.asm: Likewise.
22583 * config/rs6000/crtresxgpr.asm: Likewise.
22584 * config/rs6000/crtsavfpr.asm: Likewise.
22585 * config/rs6000/crtsavgpr.asm: Likewise.
22586 * config/rs6000/darwin-asm.h: Likewise.
22587 * config/rs6000/darwin-fallback.c: Likewise.
22588 * config/rs6000/darwin-fpsave.asm: Likewise.
22589 * config/rs6000/darwin-ldouble.c: Likewise.
22590 * config/rs6000/darwin-tramp.asm: Likewise.
22591 * config/rs6000/darwin-unwind.h: Likewise.
22592 * config/rs6000/darwin-vecsave.asm: Likewise.
22593 * config/rs6000/darwin-world.asm: Likewise.
22594 * config/rs6000/e500crtres32gpr.asm: Likewise.
22595 * config/rs6000/e500crtres64gpr.asm: Likewise.
22596 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22597 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22598 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22599 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22600 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22601 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22602 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22603 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22604 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22605 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22606 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22607 * config/rs6000/eabi-ci.asm: Likewise.
22608 * config/rs6000/eabi-cn.asm: Likewise.
22609 * config/rs6000/eabi.asm: Likewise.
22610 * config/rs6000/linux-unwind.h: Likewise.
22611 * config/rs6000/linux64.h: Likewise.
22612 * config/rs6000/paired.h: Likewise.
22613 * config/rs6000/paired.md: Likewise.
22614 * config/rs6000/ppc64-fp.c: Likewise.
22615 * config/rs6000/ppu_intrinsics.h: Likewise.
22616 * config/rs6000/rs6000.h: Likewise.
22617 * config/rs6000/si2vmx.h: Likewise.
22618 * config/rs6000/sol-ci.asm: Likewise.
22619 * config/rs6000/sol-cn.asm: Likewise.
22620 * config/rs6000/spe.h: Likewise.
22621 * config/rs6000/spu2vmx.h: Likewise.
22622 * config/rs6000/sysv4.h: Likewise.
22623 * config/rs6000/tramp.asm: Likewise.
22624 * config/rs6000/vec_types.h: Likewise.
22625 * config/s390/linux-unwind.h: Likewise.
22626 * config/s390/tpf-unwind.h: Likewise.
22627 * config/score/crti.asm: Likewise.
22628 * config/score/crtn.asm: Likewise.
22629 * config/sh/crt1.asm: Likewise.
22630 * config/sh/crti.asm: Likewise.
22631 * config/sh/crtn.asm: Likewise.
22632 * config/sh/divtab-sh4-300.c: Likewise.
22633 * config/sh/divtab-sh4.c: Likewise.
22634 * config/sh/divtab.c: Likewise.
22635 * config/sh/lib1funcs-4-300.asm: Likewise.
22636 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22637 * config/sh/lib1funcs.asm: Likewise.
22638 * config/sh/lib1funcs.h: Likewise.
22639 * config/sh/linux-atomic.asm: Likewise.
22640 * config/sh/linux-unwind.h: Likewise.
22641 * config/sh/shmedia.h: Likewise.
22642 * config/sh/sshmedia.h: Likewise.
22643 * config/sh/ushmedia.h: Likewise.
22644 * config/sparc/crtfastmath.c: Likewise.
22645 * config/sparc/linux-unwind.h: Likewise.
22646 * config/sparc/sol2-c1.asm: Likewise.
22647 * config/sparc/sol2-ci.asm: Likewise.
22648 * config/sparc/sol2-cn.asm: Likewise.
22649 * config/spu/divmodti4.c: Likewise.
22650 * config/spu/divv2df3.c: Likewise.
22651 * config/spu/float_disf.c: Likewise.
22652 * config/spu/float_unsdidf.c: Likewise.
22653 * config/spu/float_unsdisf.c: Likewise.
22654 * config/spu/float_unssidf.c: Likewise.
22655 * config/spu/mfc_multi_tag_release.c: Likewise.
22656 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22657 * config/spu/mfc_tag_release.c: Likewise.
22658 * config/spu/mfc_tag_reserve.c: Likewise.
22659 * config/spu/mfc_tag_table.c: Likewise.
22660 * config/spu/multi3.c: Likewise.
22661 * config/spu/spu_internals.h: Likewise.
22662 * config/spu/spu_intrinsics.h: Likewise.
22663 * config/spu/spu_mfcio.h: Likewise.
22664 * config/spu/vec_types.h: Likewise.
22665 * config/spu/vmx2spu.h: Likewise.
22666 * config/stormy16/stormy16-lib2.c: Likewise.
22667 * config/svr4.h: Likewise.
22668 * config/sync.c: Likewise.
22669 * config/v850/lib1funcs.asm: Likewise.
22670 * config/vxlib-tls.c: Likewise.
22671 * config/vxlib.c: Likewise.
22672 * config/vxworks-dummy.h: Likewise.
22673 * config/xtensa/crti.asm: Likewise.
22674 * config/xtensa/crtn.asm: Likewise.
22675 * config/xtensa/ieee754-df.S: Likewise.
22676 * config/xtensa/ieee754-sf.S: Likewise.
22677 * config/xtensa/lib1funcs.asm: Likewise.
22678 * config/xtensa/lib2funcs.S: Likewise.
22679 * config/xtensa/linux-unwind.h: Likewise.
22680 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22681 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22682 * coretypes.h: Likewise.
22683 * crtstuff.c: Likewise.
22684 * defaults.h: Likewise.
22685 * dwarf2.h: Likewise.
22686 * emutls.c: Likewise.
22687 * gbl-ctors.h: Likewise.
22688 * gcov-io.h: Likewise.
22689 * ginclude/float.h: Likewise.
22690 * ginclude/iso646.h: Likewise.
22691 * ginclude/stdarg.h: Likewise.
22692 * ginclude/stdbool.h: Likewise.
22693 * ginclude/stddef.h: Likewise.
22694 * ginclude/stdfix.h: Likewise.
22695 * ginclude/stdint-gcc.h: Likewise.
22696 * ginclude/tgmath.h: Likewise.
22697 * gthr-aix.h: Likewise.
22698 * gthr-dce.h: Likewise.
22699 * gthr-gnat.c: Likewise.
22700 * gthr-gnat.h: Likewise.
22701 * gthr-lynx.h: Likewise.
22702 * gthr-mipssde.h: Likewise.
22703 * gthr-nks.h: Likewise.
22704 * gthr-posix.c: Likewise.
22705 * gthr-posix.h: Likewise.
22706 * gthr-posix95.h: Likewise.
22707 * gthr-rtems.h: Likewise.
22708 * gthr-single.h: Likewise.
22709 * gthr-solaris.h: Likewise.
22710 * gthr-tpf.h: Likewise.
22711 * gthr-vxworks.h: Likewise.
22712 * gthr-win32.h: Likewise.
22713 * gthr.h: Likewise.
22714 * libgcc2.c: Likewise.
22715 * libgcc2.h: Likewise.
22716 * libgcov.c: Likewise.
22717 * tsystem.h: Likewise.
22718 * typeclass.h: Likewise.
22719 * unwind-c.c: Likewise.
22720 * unwind-compat.h: Likewise.
22721 * unwind-dw2-fde-compat.c: Likewise.
22722 * unwind-dw2-fde-darwin.c: Likewise.
22723 * unwind-dw2-fde-glibc.c: Likewise.
22724 * unwind-dw2-fde.c: Likewise.
22725 * unwind-dw2-fde.h: Likewise.
22726 * unwind-dw2.c: Likewise.
22727 * unwind-dw2.h: Likewise.
22728 * unwind-generic.h: Likewise.
22729 * unwind-pe.h: Likewise.
22730 * unwind-sjlj.c: Likewise.
22731 * unwind.inc: Likewise.
22732 * config/arm/neon-gen.ml: Change generated copyright header to
22733 refer to version 3 of the GNU General Public License with
22734 version 3.1 of the GCC Runtime Library Exception and to point
22735 readers at the COPYING3 and COPYING3.RUNTIME files and the
22736 FSF's license web page.
22737 * config/arm/arm_neon.h: Regenerate.
22739 2009-04-09 Jakub Jelinek <jakub@redhat.com>
22741 * config/cris/cris.md: Change copyright header to refer to version
22742 3 of the GNU General Public License.
22743 * doc/install.texi2html: Change copyright header to refer to version
22744 3 of the GNU General Public License and to point readers at the
22745 COPYING3 file and the FSF's license web page.
22746 * config/vax/linux.h: Likewise.
22748 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22750 * config/i386/i386.md (cmpcc): New.
22751 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
22752 (sync_compare_and_swap_cc*): Delete.
22754 * config/s390/s390.c (s390_compare_emitted): Remove.
22755 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
22756 s390_compare_emitted used to be handled. Assert that modes match.
22757 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
22758 refer to sync_compare_and_swap_ccsi.
22759 * config/s390/s390.h (s390_compare_emitted): Remove.
22760 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
22761 instead of s390_compare_emitted.
22762 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
22763 instead of s390_compare_emitted.
22764 * config/s390/s390.md (cmpcc): New.
22765 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
22766 CC_REGNUM, do not pretend it's set.
22767 (sync_compare_and_swap_cc*): Delete.
22768 * config/s390/predicates.md (cc_reg_operand): New.
22770 * expr.c (sync_compare_and_swap_cc): Delete.
22771 * optabs.h (sync_compare_and_swap_cc): Delete.
22772 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
22773 is being used with can_compare_p.
22774 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
22775 (find_cc_set): New.
22776 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
22777 look for a MODE_CC set instead. Use emit_store_flag.
22778 (expand_compare_and_swap_loop): Likewise, with some additional
22779 complication to avoid a force_reg when useless. Use
22780 emit_cmp_and_jump_insns.
22781 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
22782 * doc/md.texi (sync_compare_and_swap_cc): Merge with
22783 sync_compare_and_swap documentation.
22785 2009-04-09 Jan Hubicka <jh@suse.cz>
22787 * except.c (find_prev_try): Break out from ....
22788 (duplicate_eh_regions): ... here; properly update prev_try pointers
22789 when duplication part of tree.
22790 (dump_eh_tree): Improve dumping.
22791 (verify_eh_region): New.
22792 (verify_eh_tree): Use it.
22794 2009-04-06 Richard Guenther <rguenther@suse.de>
22796 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
22797 &ARRAY addresses by adjusting their types and prepending
22799 * tree-cfg.c (verify_gimple_assign_single): Verify that
22800 addresses are correct.
22802 2009-04-09 Richard Guenther <rguenther@suse.de>
22804 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
22805 indices into an array reference if possible.
22806 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22807 Fold POINTER_PLUS_EXPR statements with invariant address.
22809 2009-04-09 Alan Modra <amodra@bigpond.net.au>
22812 * config.gcc (powerpc64-*-linux*): Always build biarch.
22814 2009-04-09 Joseph Myers <joseph@codesourcery.com>
22817 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
22818 it and pedwarn if this results in an INTEGER_CST.
22820 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22822 * doc/install.texi: Update minimum GMP version. Remove obsolete
22823 text in MPFR section.
22825 2009-04-08 Jakub Jelinek <jakub@redhat.com>
22827 * dwarf2out.c (class_scope_p): New static inline.
22828 (class_or_namespace_scope_p): Use it.
22829 (gen_variable_die): Use DW_TAG_member tag for static data member
22830 declarations instead of DW_TAG_variable.
22832 PR middle-end/39573
22833 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
22836 2009-04-08 Richard Guenther <rguenther@suse.de>
22838 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
22839 valueize random data.
22841 2009-04-08 David Edelsohn <edelsohn@gnu.org>
22843 * config.gcc (aix tm_file): Add aix-stdint.h.
22844 (aix tm clause use_gcc_stdint): Set to wrap.
22845 * config/rs6000/aix-stdint.h: New file.
22847 2009-04-08 Richard Guenther <rguenther@suse.de>
22849 PR middle-end/36291
22850 * tree-dfa.c (add_referenced_var): Do not recurse into
22851 global initializers.
22852 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
22854 (fold_const_aggregate_ref): Likewise.
22856 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22858 * recog.c (ordered_comparison_operator): New.
22859 * gensupport.c (std_preds): Add it.
22860 * doc/md.texi (Machine-Independent Predicates): Document it.
22862 2009-04-08 Jan Hubicka <jh@suse.cz>
22864 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
22865 * function.h (rtl_eh): Remove exception_handler_label_map.
22866 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
22867 remove_exception_handler_label, for_each_eh_label_1): Remove.
22868 (rtl_remove_unreachable_regions): Remove.
22869 (convert_from_eh_region_ranges): Do not remove unreachable regions.
22870 (find_exception_handler_labels): Don't build the hashtable.
22871 (maybe_remove_eh_handler): Remove.
22872 (for_each_eh_label): Rewrite to walk the tree.
22873 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
22874 * except.h (maybe_remove_eh_handler): Remove.
22875 * passes.c (init_optimization_passes): Schedule second EH cleanup
22877 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
22878 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
22880 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
22882 * genoutput.c (validate_optab_operands): New.
22883 (gen_insn, gen_expand): Call it.
22885 * genflags.c (gen_insn): Detect misused iterators.
22886 (main): Pass line_no to gen_insn, exit with status 1 on error.
22888 * genextract.c (line_no): Make global.
22889 (VEC_safe_set_locstr): Change assertion to error message.
22890 (main): Exit with status 1 on error.
22892 2009-04-08 Joseph Myers <joseph@codesourcery.com>
22896 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22897 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22898 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
22899 * c-convert.c (convert): Do not call fold on results of conversion
22900 functions when the result is a C_MAYBE_CONST_EXPR.
22901 * c-parser.c (c_parser_postfix_expression): Do not fold condition
22902 of __builtin_choose_expr.
22903 * c-typeck.c (remove_c_maybe_const_expr): New.
22904 (build_unary_op, build_conditional_expr, build_compound_expr,
22905 build_binary_op, c_objc_common_truthvalue_conversion): Call
22906 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
22909 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
22911 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
22912 CODE to produce a new one. Add a prototype to use fold_convert_const
22914 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
22917 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
22918 mix declarations and code.
22920 2009-04-08 Ben Elliston <bje@au.ibm.com>
22922 * gcc.c: Replace `CC' with `GCC' throughout.
22924 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
22926 * doc/invoke.texi: Document Atom support.
22928 2009-04-07 Jason Merrill <jason@redhat.com>
22931 * c-common.h, c-common.c: Add flag_pretty_templates.
22932 * c-opts.c (c_common_handle_option): Set it.
22933 * c.opt: Add -fno-pretty-templates.
22934 * doc/invoke.texi (C++ Dialect Options): Likewise.
22936 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
22938 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
22939 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
22940 (ia64_expand_builtin): Likewise.
22942 2009-04-07 Martin Jambor <mjambor@suse.cz>
22944 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
22945 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
22946 ADDR_EXPRS are include too.
22948 2009-04-07 Richard Guenther <rguenther@suse.de>
22950 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
22951 decls are only used if passes as parameters or if they are
22952 local statics and the call is not to a builtin.
22953 (call_may_clobber_ref_p_1): Likewise.
22955 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22957 * expr.c (do_store_flag): Remove last argument. Simplify code
22958 to avoid duplication of tests already done by can_compare_p.
22959 (expand_expr_real_1): Adjust caller.
22961 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22963 * optabs.c (can_compare_p): Test the predicate of a
22964 cbranch and cstore pattern.
22966 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22968 * expr.c (convert_move): Use emit_store_flag instead of
22971 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
22973 * config/i386/i386.c (ix86_compare_emitted): Remove.
22974 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
22975 ix86_compare_op0 like ix86_compare_emitted used to be handled.
22976 * config/i386/i386.h (ix86_compare_emitted): Remove.
22977 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
22978 instead of ix86_compare_emitted.
22979 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
22981 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
22983 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
22984 Add t-sysroot-suffix to tmake_file.
22985 * config/print-sysroot-suffix.sh: New file.
22986 * config/t-sysroot-suffix: New file.
22988 2009-04-07 Ben Elliston <bje@au.ibm.com>
22990 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
22991 as the latter produces a warning when the target does not support
22994 2009-04-07 Ben Elliston <bje@au.ibm.com>
22996 * dfp.c: Replace type punning assignments with memcpy throughout.
22997 * Makefile.in (dfp.o-warn): Remove.
22999 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23002 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23003 Include soft-fp/t-softfp after rs6000/t-linux64.
23005 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23007 * stor-layout.c (set_sizetype): Use the full precision of their
23008 machine mode for bitsize types.
23010 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23012 * config/i386/i386.md: Revert 2 accidental checkins.
23014 2009-04-06 Joey Ye <joey.ye@intel.com>
23015 Xuepeng Guo <xuepeng.guo@intel.com>
23016 H.J. Lu <hongjiu.lu@intel.com>
23018 Atom pipeline model, tuning and insn selection.
23019 * config.gcc (atom): Add atom config options and target.
23021 * config/i386/atom.md: New.
23023 * config/i386/i386.c (atom_cost): New cost.
23024 (m_ATOM): New macro flag.
23025 (initial_ix86_tune_features): Set m_ATOM.
23026 (x86_accumulate_outgoing_args): Likewise.
23027 (x86_arch_always_fancy_math_387): Likewise.
23028 (processor_target): Add Atom cost.
23029 (cpu_names): Add Atom cpu name.
23030 (override_options): Set Atom ISA.
23031 (ix86_issue_rate): New case PROCESSOR_ATOM.
23032 (ix86_adjust_cost): Likewise.
23034 * config/i386/i386.h (TARGET_ATOM): New target macro.
23035 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23036 (TARGET_OPT_AGU): New target option.
23037 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23038 (processor_type): Add PROCESSOR_ATOM.
23040 * config/i386/i386.md (cpu): Add new value "atom".
23041 (use_carry, movu): New attr.
23042 (atom.md): Include atom.md.
23043 (adddi3_carry_rex64): Set attr "use_carry".
23044 (addqi3_carry): Likewise.
23045 (addhi3_carry): Likewise.
23046 (addsi3_carry): Likewise.
23047 (*addsi3_carry_zext): Likewise.
23048 (subdi3_carry_rex64): Likewise.
23049 (subqi3_carry): Likewise.
23050 (subhi3_carry): Likewise.
23051 (subsi3_carry): Likewise.
23052 (x86_movdicc_0_m1_rex64): Likewise.
23053 (*x86_movdicc_0_m1_se): Likewise.
23054 (x86_movsicc_0_m1): Likewise.
23055 (*x86_movsicc_0_m1_se): Likewise.
23056 (*adddi_1_rex64): Emit add insn as much as possible.
23057 (*addsi_1): Likewise.
23058 (return_internal): Set atom_unit.
23059 (return_internal_long): Likewise.
23060 (return_pop_internal): Likewise.
23061 (*rcpsf2_sse): Set atom_sse_attr attr.
23062 (*qrt<mode>2_sse): Likewise.
23063 (*prefetch_sse): Likewise.
23065 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23067 (ix86_target_macros_internal): Likewise.
23069 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23070 (*prefetch_sse_rex): Likewise.
23071 (sse_rcpv4sf2): Likewise.
23072 (sse_vmrcpv4sf2): Likewise.
23073 (sse_sqrtv4sf2): Likewise.
23074 (<sse>_vmsqrt<mode>2): Likewise.
23075 (sse_ldmxcsr): Likewise.
23076 (sse_stmxcsr): Likewise.
23077 (*sse_sfence): Likewise.
23078 (sse2_clflush): Likewise.
23079 (*sse2_mfence): Likewise.
23080 (*sse2_lfence): Likewise.
23081 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23082 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23083 (avx_movdqu<avxmodesuffix>): Likewise.
23084 (avx_lddqu<avxmodesuffix>): Likewise.
23085 (sse2_movntv2di): Change attr "type" to "ssemov".
23086 (sse2_movntsi): Likewise.
23087 (rsqrtv8sf2): Change attr "type" to "sseadd".
23088 (sse3_addsubv2df3): Set attr "atom_unit".
23089 (sse3_h<plusminus_insn>v4sf3): Likewise.
23090 (*sse2_pmaddwd): Likewise.
23091 (*vec_extractv2di_1_rex64): Likewise.
23092 (*vec_extractv2di_1_avx): Likewise.
23093 (sse2_psadbw): Likewise.
23094 (ssse3_phaddwv8hi3): Likewise.
23095 (ssse3_phaddwv4hi3): Likewise.
23096 (ssse3_phadddv4si3): Likewise.
23097 (ssse3_phadddv2si3): Likewise.
23098 (ssse3_phaddswv8hi3): Likewise.
23099 (ssse3_phaddswv4hi3): Likewise.
23100 (ssse3_phsubwv8hi3): Likewise.
23101 (ssse3_phsubwv4hi3): Likewise.
23102 (ssse3_phsubdv4si3): Likewise.
23103 (ssse3_phsubdv2si3): Likewise.
23104 (ssse3_phsubswv8hi3): Likewise.
23105 (ssse3_phsubswv4hi3): Likewise.
23106 (ssse3_pmaddubsw128): Likewise.
23107 (sse3_pmaddubsw: Likewise.
23108 (ssse3_palignrti): Likewise.
23109 (ssse3_palignrdi): Likewise.
23111 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23113 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23115 2009-04-06 Richard Guenther <rguenther@suse.de>
23117 PR tree-optimization/28868
23118 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23119 of which PHI results we inserted.
23120 (insert_into_preds_of_block): Record inserted PHIs.
23121 (eliminate): Eliminate redundant PHI nodes.
23122 (init_pre): Init inserted_phi_names.
23124 2009-04-06 Richard Guenther <rguenther@suse.de>
23126 PR tree-optimization/39643
23127 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23128 IMAGPART_EXPRs of complex constants.
23129 (execute_fold_all_builtins): If we folded a call queue
23130 TODO_update_address_taken.
23132 2009-04-06 Jan Hubicka <jh@suse.cz>
23134 PR middle-end/39659
23135 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23138 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23140 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23142 (ic_invalidate_array): Likewise.
23144 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23146 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23147 alignment for library calls.
23149 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23151 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23152 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23153 * config/i386/mingw-stdint.h: New file.
23155 2009-04-05 Richard Guenther <rguenther@suse.de>
23157 PR tree-optimization/39648
23158 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23159 our &A vs. &A[0] IL deficiencies.
23161 2009-04-04 Jan Hubicka <jh@suse.cz>
23163 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23164 removed toplevel regions.
23165 (sjlj_mark_call_sites): Likewise.
23167 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23169 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23170 (cygwin tm clause use_gcc_stdint): Set to wrap.
23171 * config/i386/cygwin-stdint.h: New file.
23173 2009-04-04 Richard Guenther <rguenther@suse.de>
23175 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23176 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23177 single-argument PHIs if we are in loop-closed SSA form.
23178 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23179 for the pre-condition.
23180 (slpeel_tree_peel_loop_to_edge): Likewise.
23181 (vect_build_loop_niters): Take an optional sequence to append stmts.
23182 (vect_generate_tmps_on_preheader): Likewise.
23183 (vect_do_peeling_for_loop_bound): Take extra guards for the
23185 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23186 the cost model check.
23187 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23188 guards if we are going to peel. Do not apply versioning in that case.
23189 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23190 (vect_do_peeling_for_loop_bound): Likewise.
23191 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23192 loop bound only record extra pre-conditions, do not apply loop
23195 2009-04-04 Richard Guenther <rguenther@suse.de>
23197 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23200 2009-04-04 Jan Hubicka <jh@suse.cz>
23202 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23203 last_basic_block for size of bb->index indexed array.
23204 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23205 compute_out, link_btr_uses, build_btr_def_use_webs,
23206 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23208 2009-04-04 Jan Hubicka <jh@suse.cz>
23210 * except.c (remove_eh_handler_and_replace): Break out from ...
23211 (remove_eh_handler): ... here.
23212 (bring_to_root): New function.
23213 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23214 handled ones, bring others to root of tree.
23216 2009-04-04 Jan Hubicka <jh@suse.cz>
23218 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23219 (all_phis_safe_to_merge): New function.
23220 (update_info): New structure.
23221 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23222 (cleanup_empty_eh): Update SSA if possible.
23224 2009-04-04 Richard Guenther <rguenther@suse.de>
23226 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23227 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23228 (append_vuse): Likewise.
23230 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23232 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23233 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23234 instead of REG_UNSAVED for DW_CFA_undefined.
23235 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23236 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23239 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23242 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23244 2009-04-04 Richard Guenther <rguenther@suse.de>
23246 PR tree-optimization/8781
23247 PR tree-optimization/37892
23248 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23249 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23250 (valueize_refs): Call it for *& valueizations.
23251 (shared_reference_ops_from_ref): Rename to ...
23252 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23253 (shared_reference_ops_from_call): Rename to ...
23254 (valueize_shared_reference_ops_from_call): ... this and valueize.
23255 (vn_reference_lookup): Update.
23256 (visit_reference_op_call): Likewise.
23257 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23258 (eliminate): Value-replace the call address in call statements.
23260 2009-04-04 Richard Guenther <rguenther@suse.de>
23262 PR tree-optimization/39636
23263 * tree-ssa-forwprop.c
23264 (forward_propagate_addr_into_variable_array_index): Check for
23265 GIMPLE_ASSIGN before accessing the rhs code.
23267 2009-04-03 Jason Merrill <jason@redhat.com>
23269 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23271 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23273 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23274 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23275 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23276 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23277 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23278 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23279 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23280 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23281 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23282 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23283 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23284 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23285 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23286 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23287 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23288 Use fr_reg_or_fp01_operand instead of fr_register_operand
23290 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23291 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23292 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23294 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23296 PR rtl-optimization/39607
23297 PR rtl-optimization/39631
23301 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23302 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23303 instead of DF_LR_OUT.
23304 * ira-lives.c (process_bb_node_lives): Ditto.
23305 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23306 instead of DF_LR_{OUT,IN}.
23307 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23308 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23310 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23312 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23313 (execute_lower_omp): Always run but take the short way out if -fopenmp
23315 (gate_lower_omp): Remove, forcing the pass manager to always run the
23316 pass and always set PROP_gimple_lomp.
23317 (pass_lower_omp): Remove gate function.
23318 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23319 PROP_trees. Instead, require it.
23320 * ipa-cp.c (pass_ipa_cp): Likewise.
23321 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23322 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23323 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23324 and PROP_gimple_leh.
23326 2009-04-03 Richard Guenther <rguenther@suse.de>
23328 PR middle-end/13146
23329 PR tree-optimization/23940
23330 PR tree-optimization/33237
23331 PR middle-end/33974
23332 PR middle-end/34093
23333 PR tree-optimization/36201
23334 PR tree-optimization/36230
23335 PR tree-optimization/38049
23336 PR tree-optimization/38207
23337 PR tree-optimization/38230
23338 PR tree-optimization/38301
23339 PR tree-optimization/38585
23340 PR middle-end/38895
23341 PR tree-optimization/38985
23342 PR tree-optimization/39299
23343 * tree-ssa-structalias.h: Remove.
23344 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23345 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23346 (struct vuse_element_d): Remove.
23347 (struct vuse_vec_d): Likewise.
23348 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23349 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23350 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23351 VUSE_ELEMENT_VAR): Likewise.
23352 (struct voptype_d): Likewise.
23353 (NUM_VOP_FREE_BUCKETS): Likewise.
23354 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23355 (struct stmt_operands_d): Remove.
23356 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23357 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23358 VDEF_NUM, VDEF_VECT): Likewise.
23359 (copy_virtual_operands): Remove.
23360 (operand_build_cmp): Likewise.
23361 (create_ssa_artificial_load_stmt): Likewise.
23362 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23363 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23364 vuse_index and mayuse_index members. Pack and move done and iter_type
23365 members to the front.
23366 (SSA_OP_VMAYUSE): Remove.
23367 (SSA_OP_VIRTUAL_USES): Adjust.
23368 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23369 (unlink_stmt_vdef): Declare.
23370 (add_to_addressable_set): Remove.
23371 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23372 (vrp_visit_stmt): Likewise.
23373 * doc/tree-ssa.texi (Alias analysis): Update.
23374 * doc/invoke.texi (max-aliased-vops): Remove docs.
23375 (avg-aliased-vops): Likewise.
23376 * tree-into-ssa.c (syms_to_rename): Remove.
23377 (need_to_update_vops_p): Likewise.
23378 (need_to_initialize_update_ssa_p): Rename to ...
23379 (update_ssa_initialized_fn): ... this. Track function we are
23381 (symbol_marked_for_renaming): Simplify.
23382 (add_new_name_mapping): Do not set need_to_update_vops_p.
23383 (dump_currdefs): Use SYMS_TO_RENAME.
23384 (rewrite_update_stmt): Always walk all uses/defs.
23385 (dump_update_ssa): Adjust.
23386 (init_update_ssa): Take function argument. Track what we are
23388 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23389 (create_new_def_for): Initialize for cfun, assert we are initialized
23391 (mark_sym_for_renaming): Simplify.
23392 (mark_set_for_renaming): Do not initialize update-ssa.
23393 (need_ssa_update_p): Simplify. Take function argument.
23394 (name_mappings_registered_p): Assert we ask for the correct function.
23395 (name_registered_for_update_p): Likewise.
23396 (ssa_names_to_replace): Likewise.
23397 (release_ssa_name_after_update_ssa): Likewise.
23398 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23399 (dump_decl_set): Do not print a newline.
23400 (debug_decl_set): Do it here.
23401 (dump_update_ssa): And here.
23402 * tree-ssa-loop-im.c (move_computations): Adjust.
23403 (movement_possibility): Likewise.
23404 (determine_max_movement): Likewise.
23405 (gather_mem_refs_stmt): Likewise.
23406 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23407 or NAME_MEMORY_TAG.
23408 * tree-complex.c (update_all_vops): Remove.
23409 (expand_complex_move): Adjust.
23410 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23411 Simplify test for memory referencing statement. Exclude
23412 non-invariant ADDR_EXPRs.
23413 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23414 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23415 (rdg_flag_uses): Likewise.
23416 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23418 (tree_optimize_tail_calls_1): Also split the
23419 edge from the entry block if we have degenerate PHI nodes in
23420 the first basic block.
23421 * tree.c (init_ttree): Remove memory-tag related code.
23422 (tree_code_size): Likewise.
23423 (tree_node_structure): Likewise.
23424 (build7_stat): Re-write to be build6_stat.
23425 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23426 (SSA_VAR_P): Adjust.
23427 (struct tree_memory_tag): Remove.
23428 (struct tree_memory_partition_tag): Likewise.
23429 (union tree_node): Adjust.
23430 (build7): Re-write to be build6.
23431 * tree-pass.h (pass_reset_cc_flags): Remove.
23432 (TODO_update_address_taken): New flag.
23433 (pass_simple_dse): Remove.
23434 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23435 * params.h (MAX_ALIASED_VOPS): Remove.
23436 (AVG_ALIASED_VOPS): Likewise.
23437 * omp-low.c (expand_omp_taskreg): Update SSA form.
23438 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23439 aliases the lhs in a copy stmt.
23440 * tree-ssa-dse.c (struct address_walk_data): Remove.
23441 (memory_ssa_name_same): Likewise.
23442 (memory_address_same): Likewise.
23443 (get_kill_of_stmt_lhs): Likewise.
23444 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23445 unused stores. Look through PHI nodes into post-dominated regions.
23446 (dse_optimize_stmt): Simplify. Properly remove stores.
23447 (tree_ssa_dse): Compute dominators.
23448 (execute_simple_dse): Remove.
23449 (pass_simple_dse): Likewise.
23450 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23451 gimple_loaded_syms and gimple_stored_syms computation.
23452 * toplev.c (dump_memory_report): Dump alias and pta stats.
23453 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23454 (vn_reference_eq): Likewise.
23455 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23456 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23457 valueize_vuses): Remove.
23458 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23459 (get_def_ref_stmt_vuse): ... this.
23460 (vn_reference_lookup_2): New function.
23461 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23462 walking equivalent vuses. Simplify.
23463 (vn_reference_lookup): Likewise.
23464 (vn_reference_insert): Likewise.
23465 (vn_reference_insert_pieces): Likewise.
23466 (visit_reference_op_call): Simplify.
23467 (visit_reference_op_load): Likewise.
23468 (visit_reference_op_store): Likewise.
23469 (init_scc_vn): Remove shared_lookup_vuses initialization.
23470 (free_scc_vn): Remove shared_lookup_vuses freeing.
23471 (sort_vuses, sort_vuses_heap): Remove.
23472 (get_ref_from_reference_ops): Export.
23473 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23474 vector with single vuse pointer.
23475 (vn_reference_lookup_pieces, vn_reference_lookup,
23476 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23477 (shared_vuses_from_stmt): Remove.
23478 (get_ref_from_reference_ops): Declare.
23479 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23480 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23481 memory-tag related code.
23482 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23483 (likely_value): Add comment, skip static-chain of call statements.
23484 (surely_varying_stmt_p): Adjust.
23485 (gimplify_and_update_call_from_tree): Likewise.
23486 (execute_fold_all_builtins): Do not rebuild alias info.
23487 (gimplify_and_update_call_from_tree): Properly update VOPs.
23488 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23489 (copy_ref_info): Remove memory-tag related code.
23490 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23491 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23492 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23494 * tree-ssa-dom.c (gimple_p): Remove typedef.
23495 (eliminate_redundant_computations): Adjust.
23496 (record_equivalences_from_stmt): Likewise.
23497 (avail_expr_hash): Likewise.
23498 (avail_expr_eq): Likewise.
23499 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23500 (stmt_makes_single_load): Likewise.
23501 (stmt_makes_single_store): Likewise.
23502 * tree-ssa-alias.c: Rewrite completely.
23503 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23504 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23505 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23506 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23507 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23508 Remove public functions.
23509 (pass_reset_cc_flags): Remove.
23510 (pass_build_alias): Move ...
23511 * tree-ssa-structalias.c (pass_build_alias): ... here.
23512 * tree-ssa-alias.c (may_be_aliased): Move ...
23513 * tree-flow-inline.h (may_be_aliased): ... here.
23514 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23515 count_uses_and_derefs): Move ...
23516 * gimple.c: ... here.
23517 * gimple.h (count_uses_and_derefs): Declare.
23518 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23519 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23520 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23521 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23522 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23523 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23524 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23526 * tree-dfa.c (refs_may_alias_p): Move ...
23527 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23528 * tree-ssa-alias.h: New file.
23529 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23530 (statement_sink_location): Likewise.
23531 * opts.c (decode_options): Do not adjust max-aliased-vops or
23532 avg-aliased-vops values.
23533 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23534 (TV_CALL_CLOBBER): Likewise.
23535 (TV_FLOW_SENSITIVE): Likewise.
23536 (TV_FLOW_INSENSITIVE): Likewise.
23537 (TV_MEMORY_PARTITIONING): Likewise.
23538 (TV_ALIAS_STMT_WALK): New timevar.
23539 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23540 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23541 (get_address_description): Remove memory-tag related code.
23542 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23543 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23544 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23545 and immediate uses in statements. Document.
23546 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23547 (dump_symbols): Remove.
23548 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23549 * alias.c (get_deref_alias_set): New function split out from ...
23550 (get_alias_set): ... here.
23551 * alias.h (get_deref_alias_set): Declare.
23552 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23553 type parameter. Remove restrict pointer handling. Create a
23554 ref-all pointer in case type-based alias sets do not conflict.
23555 (vect_analyze_data_refs): Remove SMT related code.
23556 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23557 (vectorizable_load): Likewise.
23558 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23559 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23560 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23561 Ignore vops and SMTs.
23562 (dr_analyze_alias): Likewise..
23563 (free_data_ref): Likewise.
23564 (create_data_ref): Likewise.
23565 (analyze_all_data_dependences): Likewise.
23566 (get_references_in_stmt): Adjust.
23567 * tree-flow-inline.h (gimple_aliases_computed_p,
23568 gimple_addressable_vars, gimple_call_clobbered_vars,
23569 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23570 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23571 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23572 gimple_mem_ref_stats): Remove.
23573 (gimple_vop): New function.
23574 (op_iter_next_use): Remove vuses and mayuses cases.
23575 (op_iter_next_def): Remove vdefs case.
23576 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23577 (clear_and_done_ssa_iter): Do not set removed fields.
23578 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23579 Assert we are not iterating over vuses or vdefs if not also
23580 iterating over uses or defs.
23581 (op_iter_init_use): Likewise.
23582 (op_iter_init_def): Likewise.
23583 (op_iter_next_vdef): Remove.
23584 (op_iter_next_mustdef): Likewise.
23585 (op_iter_init_vdef): Likewise.
23586 (compare_ssa_operands_equal): Likewise.
23587 (link_use_stmts_after): Handle vuse operand.
23588 (is_call_used): Use is_call_clobbered.
23589 (is_call_clobbered): Global variables are always call clobbered,
23590 query the call-clobbers bitmap.
23591 (mark_call_clobbered): Ignore global variables.
23592 (clear_call_clobbered): Likewise.
23593 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23594 virtual operands sanity check.
23595 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23597 (TARGET_MEM_REF): Remove TMR_TAG operand.
23598 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23599 Remove call-clobber related code.
23600 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23601 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23602 partitions or escape reason.
23603 (get_single_def_stmt, get_single_def_stmt_from_phi,
23604 get_single_def_stmt_with_phi): Remove.
23605 (dump_referenced_vars): Tidy.
23606 (get_ref_base_and_extent): Allow bare decls.
23607 (collect_dfa_stats): Adjust.
23608 * graphite.c (rename_variables_in_stmt): Adjust.
23609 (graphite_copy_stmts_from_block): Likewise.
23610 (translate_clast): Likewise.
23611 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23613 (translate_vuse_through_block): Use the oracle.
23614 (phi_translate_1): Adjust.
23615 (value_dies_in_block_x): Use the oracle. Cache the outcome
23617 (valid_in_sets): Check if the VUSE for
23618 a REFERENCE is available.
23619 (eliminate): Do not remove stmts during elimination,
23620 instead queue and remove them afterwards.
23621 (do_pre): Do not rebuild alias info.
23622 (pass_pre): Run TODO_rebuild_alias before PRE.
23623 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23624 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23625 (mark_all_v_defs_stmt): Remove.
23626 (mark_all_v_defs_seq): Adjust.
23627 (sra_replace): Likewise.
23628 (scalarize_use): Likewise.
23629 (scalarize_copy): Likewise.
23630 (scalarize_init): Likewise.
23631 (scalarize_ldst): Likewise.
23632 (todoflags): Remove.
23633 (tree_sra): Do not rebuild alias info.
23634 (tree_sra_early): Adjust.
23635 (pass_sra): Run TODO_update_address_taken before SRA.
23636 * tree-predcom.c (set_alias_info): Remove.
23637 (prepare_initializers_chain): Do not call it.
23638 (mark_virtual_ops_for_renaming): Adjust.
23639 (mark_virtual_ops_for_renaming_list): Remove.
23640 (initialize_root_vars): Adjust.
23641 (initialize_root_vars_lm): Likewise.
23642 (prepare_initializers_chain): Likewise.
23643 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23644 (may_propagate_copy_into_stmt): Likewise.
23645 (merge_alias_info): Do nothing for now.
23646 (propagate_tree_value_into_stmt): Adjust.
23647 (stmt_may_generate_copy): Likewise.
23648 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23649 not mark symbols for renaming.
23650 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23651 with the same statement, make sure to update the new pointed-to one.
23652 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23653 call statements, do not mark symbols for renaming.
23654 (mark_operand_necessary): Dump something.
23655 (ref_may_be_aliased): New function.
23656 (mark_aliased_reaching_defs_necessary_1): New helper function.
23657 (mark_aliased_reaching_defs_necessary): Likewise.
23658 (mark_all_reaching_defs_necessary_1): Likewise.
23659 (mark_all_reaching_defs_necessary): Likewise.
23660 (propagate_necessity): Do not process virtual PHIs. For
23661 non-aliased loads mark all reaching definitions as necessary.
23662 For aliased loads and stores mark the immediate dominating
23663 aliased clobbers as necessary.
23664 (visited): New global static.
23665 (perform_tree_ssa_dce): Free visited bitmap after propagating
23667 (remove_dead_phis): Perform simple dead virtual PHI removal.
23668 (remove_dead_stmt): Properly unlink virtual operands when
23670 (eliminate_unnecessary_stmts): Schedule PHI removal after
23672 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23673 (process_replaceable): Likewise.
23674 (find_replaceable_in_bb): Likewise.
23675 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23676 based on the single gimple vop.
23677 (verify_flow_insensitive_alias_info): Remove.
23678 (verify_flow_sensitive_alias_info): Likewise.
23679 (verify_call_clobbering): Likewise.
23680 (verify_memory_partitions): Likewise.
23681 (verify_alias_info): Likewise.
23682 (verify_ssa): Adjust..
23683 (execute_update_addresses_taken): Export. Update SSA
23684 manually. Optimize only when optimizing. Use a local bitmap.
23685 (pass_update_address_taken): Remove TODO_update_ssa, add
23687 (pass_update_address_taken): Just use TODO_update_address_taken.
23688 (init_tree_ssa): Do not initialize addressable_vars.
23689 (verify_ssa): Verify new VUSE / VDEF properties.
23690 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23691 Do not call verify_alias_info.
23692 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23693 Do not free the loaded and stored syms bitmaps. Reset the escaped
23694 and callused solutions. Do not free addressable_vars.
23695 Remove memory-tag related code.
23696 (warn_uninitialized_var): Aliases are always available.
23697 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23698 * lambda-code.c (can_put_in_inner_loop): Adjust.
23699 (can_put_after_inner_loop): Likewise.
23700 (perfect_nestify): Likewise.
23701 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23702 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23703 (vectorizable_conversion): Do not mark symbols for renaming.
23704 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23705 (expand_call_inline): Unlink the calls virtual operands before
23707 (tree_function_versioning): Do not call update_ssa if we are not
23708 updating clones. Simplify.
23709 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23710 (propagate_with_phi): Likewise..
23711 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23712 clobber code. Assert we are not aliased or global.
23713 * tree-flow.h: Include tree-ssa-alias.h
23714 (enum escape_type): Remove.
23715 (struct mem_sym_stats_d): Likewise.
23716 (struct mem_ref_stats_d): Likewise.
23717 (struct gimple_df): Add vop member. Remove global_var,
23718 call_clobbered_vars, call_used_vars, addressable_vars,
23719 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
23720 escaped and callused members.
23721 (struct ptr_info_def): Remove all members, add points-to solution
23723 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
23724 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
23725 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
23726 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
23727 (tree-ssa-alias.o): Likewise.
23728 (toplev.o): Add tree-ssa-alias.h
23729 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
23730 * gimple.c (gimple_set_bb): Fix off-by-one error.
23731 (is_gimple_reg): Do not handle memory tags.
23732 (gimple_copy): Also copy virtual operands.
23733 Delay updating the statement. Do not reset loaded and stored syms.
23734 (gimple_set_stored_syms): Remove.
23735 (gimple_set_loaded_syms): Likewise.
23736 (gimple_call_copy_skip_args): Copy the virtual operands
23737 and mark the new statement modified.
23738 * tree-ssa-structalias.c (may_alias_p): Remove.
23739 (set_uids_in_ptset): Take the alias set to prune with as
23740 parameter. Fold in the alias test of may_alias_p.
23741 (compute_points_to_sets): Compute whether a ptr is dereferenced
23742 in a local sbitmap.
23743 (process_constraint): Deal with &ANYTHING on the lhs, reject all
23744 other ADDRESSOF constraints on the lhs.
23745 (get_constraint_for_component_ref): Assert that we don't get
23746 ADDRESSOF constraints from the base of the reference.
23747 Properly generate UNKNOWN_OFFSET for DEREF if needed.
23748 (struct variable_info): Remove collapsed_to member.
23749 (get_varinfo_fc): Remove.
23750 (new_var_info): Do not set collapsed_to.
23751 (dump_constraint): Do not follow cycles.
23752 (dump_constraint_graph): Likewise.
23753 (build_pred_graph): Likewise.
23754 (build_succ_graph): Likewise.
23755 (rewrite_constraints): Likewise.
23756 (do_simple_structure_copy): Remove.
23757 (do_rhs_deref_structure_copy): Remove.
23758 (do_lhs_deref_structure_copy): Remove.
23759 (collapse_rest_of_var): Remove.
23760 (do_structure_copy): Re-implement.
23761 (pta_stats): New global variable.
23762 (dump_pta_stats): New function.
23763 (struct constraint_expr): Make offset signed.
23764 (UNKNOWN_OFFSET): Define special value.
23765 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
23766 (solution_set_expand): New helper function split out from ...
23767 (do_sd_constraint): ... here.
23768 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
23769 (do_ds_constraint): Likewise.
23770 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
23771 and CALLUSED = *CALLUSED.
23772 (set_union_with_increment): Make inc argument signed.
23773 (type_safe): Remove.
23774 (get_constraint_for_ptr_offset): Handle unknown and negative
23776 (first_vi_for_offset): Handle offsets before start. Bail
23777 out early for offsets beyond the variable extent.
23778 (first_or_preceding_vi_for_offset): New function.
23779 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
23780 Together with ESCAPED = *ESCAPED this properly computes reachability.
23781 (find_what_var_points_to): New function.
23782 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
23783 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
23784 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
23785 pt_solutions_intersect): New functions.
23786 (compute_call_used_vars): Remove.
23787 (compute_may_aliases): New main entry into PTA computation.
23788 * gimple.h (gimple_p): New typedef.
23789 (struct gimple_statement_base): Remove references_memory_p.
23790 (struct gimple_statement_with_memory_ops_base): Remove
23791 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
23793 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
23794 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
23795 gimple_set_references_memory): Remove.
23796 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
23797 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
23799 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
23800 (verify_expr): Allow RESULT_DECL.
23801 (gimple_duplicate_bb): Do not copy virtual operands.
23802 (gimple_duplicate_sese_region): Adjust.
23803 (gimple_duplicate_sese_tail): Likewise.
23804 (mark_virtual_ops_in_region): Remove.
23805 (move_sese_region_to_fn): Do not call it.
23806 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
23807 and pass_simple_dse.
23808 (execute_function_todo): Handle TODO_update_address_taken,
23809 call execute_update_addresses_taken for TODO_rebuild_alias.
23810 (execute_todo): Adjust.
23811 (execute_one_pass): Init dump files early.
23812 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
23814 (create_general_new_stmt): Clear vops.
23815 * tree-ssa-reassoc.c (get_rank): Adjust.
23816 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
23817 symbols for renaming.
23818 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
23819 (PARAM_AVG_ALIASED_VOPS): Likewise.
23820 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
23821 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
23822 * tree-ssa-operands.c: Simplify for new virtual operand representation.
23823 (operand_build_cmp, copy_virtual_operands,
23824 create_ssa_artificial_load_stmt, add_to_addressable_set,
23825 gimple_add_to_addresses_taken): Remove public functions.
23826 (unlink_stmt_vdef): New function.
23828 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23830 * config.gcc (powerpc-*-linux*): Merge variants.
23832 2009-04-02 Chao-ying Fu <fu@mips.com>
23833 James Grosbach <james.grosbach@microchip.com>
23835 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
23836 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
23838 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
23839 keep_interrupts_masked_p, use_debug_exception_return_p.
23840 (mips_attribute_table): Add interrupt, use_shadow_register_set,
23841 keep_interrupts_masked, use_debug_exception_return.
23842 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
23843 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
23845 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
23846 (mips_print_operand): Process COP0 registers to print $0 .. $31
23847 correctly for GAS to process.
23848 (mips_interrupt_extra_call_saved_reg_p): New function.
23849 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
23851 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
23852 (mips_compute_frame_info): Add supports for interrupt context that
23853 includes doubleword accumulators and COP0 registers.
23854 (mips_for_each_saved_acc): New function.
23855 (mips_for_each_saved_gpr_and_fpr): Change the function name from
23856 mips_for_each_saved_reg.
23857 (mips_save_reg): Save accumulators.
23858 (mips_kernel_reg_p): A new for_each_rtx callback.
23859 (mips_expand_prologue): Support interrupt handlers.
23860 (mips_restore_reg): Restore accumulators.
23861 (mips_expand_epilogue): Support interrupt handlers.
23862 (mips_can_use_return_insn): Return false for interrupt handlers.
23863 (mips_epilogue_uses): New function.
23864 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
23865 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
23866 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
23867 cop0_move): New instructions.
23868 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
23869 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
23871 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
23873 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
23874 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
23875 interrupt handlers, we use K0 as the temporary register.
23876 (EPILOGUE_USES): Change to a function call.
23877 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
23878 handlers, we use K0 as the temporary register.
23880 * doc/extend.texi (Function Attributes): Document interrupt,
23881 use_shadow_register_set, keep_interrupts_masked,
23882 use_debug_exception_return for MIPS attributes.
23884 2009-04-03 Alan Modra <amodra@bigpond.net.au>
23886 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
23887 Remove a number of t-files from tmake_file.
23888 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
23889 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
23890 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
23891 target_prototype, not TARGET_PROTOTYPE.
23892 (LINK_OS_GNU_SPEC): Define.
23893 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
23894 and darwin-ldoubdle.c.
23896 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
23899 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
23900 (cpp_options): Ditto.
23901 (default_compilers): Ditto.
23902 (display_help): Ditto.
23903 (process_command): Ditto.
23904 (do_spec_1): Ditto.
23905 (set_input): Use lbasename instead of duplicate code.
23906 (save_temps_prefix): New static for -save-temps=obj.
23907 (save_temps_length): Ditto.
23909 * doc/invoke.texi (-save-temps=obj): Document new variant to
23910 -save-temps switch.
23912 2009-04-02 Jeff Law <law@redhat.com>
23914 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
23917 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23919 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
23920 * configure: Regenerated.
23922 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23924 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
23925 share the argument list.
23927 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23931 2009-02-12 Diego Novillo <dnovillo@google.com>
23933 * varpool.c (debug_varpool): New.
23934 * cgraph.h (debug_varpool): Declare.
23936 2009-04-02 Jan Hubicka <jh@suse.cz>
23938 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
23941 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
23943 * config/i386/i386.c (ix86_abi): Move initialization to ...
23944 (override_options): Here.
23946 2009-04-02 Christian Bruel <christian.bruel@st.com>
23948 * config/sh/sh.c (sh_dwarf_register_span): New function.
23949 (TARGET_DWARF_REGISTER_SPAN): Define.
23950 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
23952 2009-04-02 Ira Rosen <irar@il.ibm.com>
23954 PR tree-optimization/39595
23955 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
23956 interleaved loads group is not greater than the SLP group size.
23958 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
23960 * builtins.c (is_builtin_name): New.
23961 (called_as_built_in): Use is_builtin_name.
23962 * tree.h (is_builtin_name): New.
23963 * varasm.c (incorporeal_function_p): Use is_builtin_name
23965 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
23967 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
23969 2009-04-02 Dodji Seketeli <dodji@redhat.com>
23972 * c-decl.c (clone_underlying_type): Move this ...
23973 * c-common.c (set_underlying_type): ... here.
23974 Also, make sure the function properly sets TYPE_STUB_DECL() on
23975 the newly created typedef variant type.
23976 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
23977 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
23980 2009-04-02 Richard Guenther <rguenther@suse.de>
23982 PR tree-optimization/37221
23983 * tree-flow.h (degenerate_phi_result): Declare.
23984 * tree-ssa-dom.c (degenerate_phi_result): Export.
23985 * tree-scalar-evolution.c (analyze_initial_condition): If
23986 the initial condition is defined by a degenerate PHI node
23987 use the degenerate value.
23989 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
23991 PR rtl-optimization/39588
23992 * combine.c (merge_outer_ops): Do not set the constant when this
23994 (simplify_shift_const_1): Do not modify it either in this case.
23996 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
23998 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
23999 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24001 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24004 * c-lex.c (interpret_float): Default (no suffix) is double.
24006 2009-04-1 Xinliang David Li <davidxl@google.com>
24008 * config/i386/i386.c (legitimate_constant_p): Recognize
24009 all one vector constant.
24011 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24013 * config/vax/vax.c: Add #includes to silence warnings.
24014 Change #include order to silence two warnings.
24016 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24018 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24019 (ASM_SPEC): Pass -k to the assembler for PIC code.
24021 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24023 * config.gcc: Add vax-*-linux* to the switch.
24024 * config/vax/linux.h: New file. (TARGET_VERSION,
24025 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24027 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24029 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24030 Use predicate macros instead of GET_CODE() == foo.
24031 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24032 ashlsi3, rotrsi3, <unnamed>): Likewise.
24034 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24036 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24037 jbbccihi, jbbccisi): Remova trailing whitespace.
24038 * config/vax/constraints.md: Likewise.
24039 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24040 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24041 * config/vax/predicates.md: Likewise.
24042 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24043 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24044 * config/vax/vax.h: Likewise.
24045 * config/vax/vax.md (nonlocal_goto): Likewise.
24047 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24049 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24050 (indirectable_address_p, adjacent_operands_p): Add spaces around
24052 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24054 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24056 * config/vax/vax.c (legitimate_constant_address_p,
24057 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24058 index_term_p, reg_plus_index_p, legitimate_address_p,
24059 vax_mode_dependent_address_p): Update comments to match functions
24060 modified by the recent int->bool conversion.
24062 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24064 * config/vax/builtins.md: Update copyright message.
24065 * config/vax/constraints.md: Likewise.
24066 * config/vax/netbsd-elf.h: Likewise.
24067 * config/vax/predicates.md: Likewise.
24068 * config/vax/vax-protos.h: Likewise.
24069 * config/vax/vax.c: Likewise.
24070 * config/vax/vax.h: Likewise.
24071 * config/vax/vax.md: Likewise.
24072 * config/vax/vax.opt: Likewise.
24074 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24076 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24077 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24078 * config/vax/constraints.md (B, R): Likewise.
24079 * config/vax/predicates.md (external_memory_operand,
24080 nonimmediate_addsub_di_operand): Likewise.
24081 * config/vax/vax.c (vax_output_int_add): Likewise.
24082 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24083 untyped_call): Likewise.
24085 2009-04-01 Matt Thomas <matt@3am-software.com>
24087 * config/vax/predicates.md: New file.
24088 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24089 external_const_operand, nonsymbolic_operand, external_memory_operand,
24090 indirect_memory_operand, indexed_memory_operand,
24091 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24092 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24094 * config/vax/constraints.md: New file.
24095 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24097 * config/vax/builtins.md: New file.
24098 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24099 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24101 * config/vax/vax.opt (mqmath): Add option.
24102 * config/vax/vax.md (isfx): Extend with DI.
24103 (VAXintQH, VAXintQHSD): Define.
24104 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24105 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24106 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24107 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24108 (movdi): Update constraints and use vax_output_int_move().
24109 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24110 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24111 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24112 nonlocal_goto): New.
24113 (mov<mode>): Extend accepted operand types.
24114 (subdi3_old): Rename from subdi3, change update constraints and use
24115 a new implementation.
24116 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24117 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24118 MOVE_RATIO, CLEAR_RATIO): Define.
24119 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24120 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24121 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24122 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24123 (split_quadword_operands): Make static and really allow variable
24125 (print_operand_address): Update for PIC generation.
24126 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24127 indexable_address_p, fixup_mathdi_operand,
24128 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24129 (vax_float_literal, legitimate_constant_p,
24130 indirectable_constant_address_p, index_term_p,
24131 reg_plus_index_p): Return bool instead of int.
24132 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24134 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24136 (vax_output_conditional_branch): Indent.
24137 (legitimate_constant_address_p, indirectable_constant_address_p,
24138 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24139 vax_mode_dependent_address_p): Return bool instead of int, update for
24141 * config/vax/vax-protos.h (legitimate_constant_address_p,
24142 legitimate_constant_p, legitimate_address_p,
24143 vax_mode_dependent_address_p): Change declaration to bool.
24144 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24145 vax_expand_addsub_di_operands, vax_output_int_subtract,
24146 vax_output_movmemsi): Declare.
24147 (split_quadword_operands, vax_float_literal): Delete declaration.
24148 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24149 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24150 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24151 ASM_OUTPUT_DWARF_PCREL): Define.
24152 (ASM_SPEC): Change definition to allow PIC generation.
24154 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24156 * doc/sourcebuild.texi: Update front-end requirements.
24158 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24161 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24162 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24163 (booldi3_internal3): Use boolean_or_operator instead of
24166 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24169 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24170 declarator whose size is not an integer constant expression but
24171 folds to an integer constant, then treat it as a constant
24174 2009-04-01 Richard Guenther <rguenther@suse.de>
24176 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24177 i * 4 + 2 to (i * 2 + 1) * 2.
24179 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24182 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24183 return if c_parser_asm_string_literal returned NULL.
24185 2009-04-01 Nick Clifton <nickc@redhat.com>
24187 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24189 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24190 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24191 other typedefs to avoid conflicts with libgcc2.c. Define labels
24192 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24194 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24195 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24198 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24200 * varasm.c (default_function_rodata_section): Declare DOT as
24203 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24204 Andrey Galkin <agalkin@hypercom.com>
24207 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24208 Make object_name unique for each process.
24210 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24213 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24214 addressable variables in the parallel that could go out of scope while
24215 running queued tasks.
24217 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24219 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24220 (CASE_VALUES_THRESHOLD): Redefine.
24221 * config/avr/avr.c (avr_override_options): Remove initialization of
24222 avr_case_values_threshold variable.
24223 (avr_case_values_threshold): Remove variable. Add new function.
24224 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24225 * config/avr/avr.opt (mno-tablejump): Remove option.
24226 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24228 2009-04-01 DJ Delorie <dj@redhat.com>
24230 * varasm.c (default_function_rodata_section): Don't assume
24231 anything about where the first '.' in the section name is.
24233 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24235 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24236 rs6000_emit_stack_tie.
24238 2009-03-31 Ian Lance Taylor <iant@google.com>
24240 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24241 gimple_code with GIMPLE_RESX, not RESX.
24243 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24245 * c-common.c (c_get_ident): New.
24246 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24248 2009-04-01 Ben Elliston <bje@au.ibm.com>
24250 * config/rs6000/sysv4.opt (msdata): Improve option description.
24252 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24254 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24255 (divdf3_internal_lat): Remove.
24256 (divxf3_internal_lat): Remove.
24257 (divxf3_internal_thr): Remove.
24258 (divxf): Use divxf3_internal.
24259 * config/ia64/div.md (divsf3_internal_lat): New.
24260 (divdf3_internal_lat): New.
24261 (divxf3_internal): New.
24263 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24266 * Makefile.in (USE_GCC_STDINT): Define.
24267 (stmp-int-hdrs): Install stdint.h if applicable.
24268 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24270 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24271 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24272 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24273 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24274 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24275 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24276 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24277 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24278 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24279 (c_common_nodes_and_builtins): Initialize
24280 underlying_wchar_type_node. Do not initialize
24281 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24282 nodes for new types.
24283 (c_stddef_cpp_builtins): Define macros for new types.
24284 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24286 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24287 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24288 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24289 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24290 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24291 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24292 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24293 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24294 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24295 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24296 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24297 int16_type_node, int32_type_node, int64_type_node,
24298 uint8_type_node, uint16_type_node, c_uint32_type_node,
24299 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24300 int_least32_type_node, int_least64_type_node,
24301 uint_least8_type_node, uint_least16_type_node,
24302 uint_least32_type_node, uint_least64_type_node,
24303 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24304 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24305 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24306 uintptr_type_node): Define.
24307 * c-cppbuiltin.c (builtin_define_constants,
24308 builtin_define_type_minmax): New.
24309 (builtin_define_stdint_macros): Define more macros.
24310 (c_cpp_builtins): Define more limit macros.
24311 (type_suffix): New.
24312 (builtin_define_type_max): Define in terms of
24313 builtin_define_type_minmax. Remove is_long parameter. All
24315 * config.gcc (use_gcc_stdint): Define.
24316 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24317 Add newlib-stdint.h for generic targets.
24318 * config/glibc-stdint.h, config/newlib-stdint.h,
24319 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24320 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24321 * config/score/score.h (UINTPTR_TYPE): Define.
24322 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24323 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24324 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24325 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24326 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24327 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24328 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24329 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24330 * config/spu/spu.h (STDINT_LONG32): Define.
24331 * configure.ac (use_gcc_stdint): Substitute.
24332 * configure: Regenerate.
24333 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24334 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24335 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24336 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24337 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24338 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24339 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24340 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24341 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24342 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24343 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24344 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24345 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24346 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24347 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24348 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24349 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24350 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24351 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24352 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24353 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24354 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24355 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24356 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24357 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24358 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24359 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24360 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24361 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24363 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24365 * loop-iv.c (suitable_set_for_replacement): Renamed from
24366 simplify_using_assignment; changed to return bool and to accept new
24367 args DEST and SRC. Return true iff we find a source/destination pair
24368 that can be used to make a replacement, and fill SRC and DEST if so.
24369 Remove arg ALTERED. Don't deal with altered regs here. All callers
24371 (simplify_using_initial_values): Deal with altered regs here and track
24372 more precisely the effect they have on the validity of our expression.
24374 * loop-iv.c (simplify_using_condition): A condition of the form
24375 (EQ REG CONST) can be used to simply make a substitution.
24376 (simplify_using_initial_values): Keep track of conditions we have seen
24377 and keep using them to simplify new expressions, while applying the
24378 same substitutions to them as to the expression.
24380 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24381 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24384 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24385 changed. Use this when trying to improve the upper bound.
24386 Generate the comparison by using simplify_gen_relational.
24388 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24390 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24392 (simplify_using_assignment, simplify_using_initial_values): Call
24393 replace_in_expr to make replacements. Call replace_single_def_regs
24394 once on the initial version of the expression.
24396 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24399 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24401 2009-03-31 Richard Guenther <rguenther@suse.de>
24403 PR middle-end/31029
24404 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24405 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24407 2009-03-31 Richard Guenther <rguenther@suse.de>
24409 * tree.h (div_if_zero_remainder): Declare.
24410 * fold-const.c (div_if_zero_remainder): Export.
24411 * tree-ssa-forwprop.c
24412 (forward_propagate_addr_into_variable_array_index): Handle
24413 constant array index addition outside of the variable index.
24415 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24418 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24419 define_splits, floatunssi<mode>2): Require x87 conversions from
24420 DImode to be permitted.
24422 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24424 PR preprocessor/15638
24425 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24427 2009-03-31 Richard Guenther <rguenther@suse.de>
24429 PR middle-end/23401
24430 PR middle-end/27810
24431 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24432 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24433 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24434 a separate statement.
24435 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24436 (lookup_tmp_var): Likewise.
24437 (is_gimple_formal_tmp_or_call_rhs): Remove.
24438 (is_gimple_reg_or_call_rhs): Rename to ...
24439 (is_gimple_reg_rhs_or_call): ... this.
24440 (is_gimple_mem_or_call_rhs): Rename to ...
24441 (is_gimple_mem_rhs_or_call): ... this.
24442 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24443 DECL_GIMPLE_REG_P only if is_formal is true.
24444 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24445 for non-proper post-modify expression gimplification.
24446 (gimplify_self_mod_expr): For post-modify expressions gimplify
24447 the lvalue to a minimal lvalue.
24448 (rhs_predicate_for): Remove formal temp case.
24449 (gimplify_modify_expr_rhs): Likewise.
24450 (gimplify_addr_expr): Use is_gimple_reg.
24451 (gimplify_expr): Remove formal temp cases.
24452 (gimple_regimplify_operands): Likewise.
24453 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24454 and FILTER_EXPR like constants.
24455 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24457 (is_gimple_formal_tmp_rhs): Remove.
24458 (is_gimple_reg_rhs): Remove special casing.
24459 (is_gimple_mem_rhs): Fix.
24460 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24461 (is_gimple_formal_tmp_var): Remove.
24462 (is_gimple_formal_tmp_reg): Likewise.
24463 (is_gimple_min_lval): Allow invariant component ref parts.
24464 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24465 is_gimple_formal_tmp_reg): Remove declarations.
24466 * tree-cfg.c (verify_expr): Verify that variables with address
24467 taken do not have DECL_GIMPLE_REG_P set.
24468 * tree-mudflap.c (mf_build_check_statement_for): Use
24469 force_gimple_operand instead of gimplify_expr.
24471 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24473 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24474 schedulable rows to compute_split_row.
24476 2009-03-31 Ben Elliston <bje@au.ibm.com>
24479 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24482 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24484 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24485 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24486 * configure: Regenerate.
24487 * config.in: Regenerate.
24488 * config/rs6000/rs6000.opt (mtls-markers): Add.
24489 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24490 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24491 (tls_ld_aix, tls_ld_sysv): Likewise.
24492 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24493 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24495 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24497 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24499 2009-03-30 Jan Hubicka <jh@suse.cz>
24501 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24503 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24504 detection and label handling.
24506 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24508 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24509 left_conflicts_size.
24510 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24511 ALLOCNO_LEFT_CONFLICTS_SIZE.
24513 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24514 remove_allocno_from_bucket_and_push,
24515 allocno_spill_priority_compare, push_allocnos_to_stack,
24516 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24517 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24518 (setup_allocno_left_conflicts_num): Ditto. Rename to
24519 setup_allocno_left_conflicts_size.
24520 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24521 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24522 setup_allocno_left_conflicts_size instead of
24523 setup_allocno_left_conflicts_num.
24525 * ira-build.c (ira_create_allocno): Use
24526 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24527 ALLOCNO_LEFT_CONFLICTS_NUM.
24529 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24531 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24532 instead of DF_LR_OUT.
24534 * ira-lives.c (process_bb_node_lives): Ditto.
24536 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24537 instead of DF_LR_{OUT,IN}.
24539 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24541 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24543 2009-03-30 Jan Hubicka <jh@suse.cz>
24545 * except.c (label_to_region_map): Fix thinko.
24547 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24549 PR middle-end/38237
24550 * tree.h (tree_find_value): New declaration.
24551 * tree.c (tree_find_value): New function.
24552 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24554 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24557 * c-decl.c (struct c_binding): Add locus field.
24558 (bind): Add locus argument, set locus field from it.
24559 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24560 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24561 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24562 implicitly_declare, undeclared_variable, lookup_label,
24563 declare_label, c_make_fname_decl, c_builtin_function,
24564 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24567 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24570 * config/i386/i386.c (classify_argument): Check total size of
24573 2009-03-30 Martin Jambor <mjambor@suse.cz>
24575 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24576 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24577 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24580 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24581 seen_variable_array_ref while also traversing a union.
24583 * tree-inline.c (optimize_inline_calls): Do not call
24584 cgraph_node_remove_callees.
24585 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24586 (pass_remove_cgraph_callee_edges): New variable.
24587 * passes.c (init_optimization_passes): Add
24588 pass_remove_cgraph_callee_edges after early inlining and before all
24589 late intraprocedural passes.
24591 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24593 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24595 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24596 Fix typos in names.
24598 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24600 * combine.c (simplify_comparison): Use have_insn_for.
24601 * dojump.c (do_jump): Likewise.
24603 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24605 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24606 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24607 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24608 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24609 instead of sparc_compare_emitted.
24610 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24611 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24612 instead of sparc_compare_emitted.
24614 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24616 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24617 enter/exit cfglayout mode.
24618 (pass_partition_block): Require it.
24619 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24620 (combine_instructions): Track basic blocks instead of labels.
24621 (update_cfg_for_uncondjump): New.
24622 (try_combine): Use it. Update jumps after rescanning.
24623 (pass_combine): Require PROP_cfglayout.
24624 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24626 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24628 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24629 Provide/destroy PROP_cfglayout respectively.
24630 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24631 * tree-pass.h (PROP_cfglayout): New.
24633 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24635 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24636 fold_convert_const_fixed_from_fixed,
24637 fold_convert_const_fixed_from_int,
24638 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24639 set TREE_CONSTANT_OVERFLOW.
24640 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24641 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24643 2009-03-30 Ira Rosen <irar@il.ibm.com>
24645 * tree-vect-loop-manip.c: New file.
24646 * tree-vectorizer.c: Update documentation and included files.
24647 (vect_loop_location): Make extern.
24648 (rename_use_op): Move to tree-vect-loop-manip.c
24649 (rename_variables_in_bb, rename_variables_in_loop,
24650 slpeel_update_phis_for_duplicate_loop,
24651 slpeel_update_phi_nodes_for_guard1,
24652 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24653 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24654 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24655 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24656 find_loop_location): Likewise.
24657 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24658 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24659 get_vectype_for_scalar_type, vect_is_simple_use,
24660 supportable_widening_operation, supportable_narrowing_operation):
24662 (bb_in_loop_p): Move to tree-vect-loop.c.
24663 (new_loop_vec_info, destroy_loop_vec_info,
24664 reduction_code_for_scalar_code, report_vect_op,
24665 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24666 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24667 (vect_supportable_dr_alignment): Likewise.
24668 * tree-vectorizer.h (tree-data-ref.h): Include.
24669 (vect_loop_location): Declare.
24670 Reorganize function declarations according to the new file structure.
24671 * tree-vect-loop.c: New file.
24672 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24673 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24674 * tree-vect-data-refs.c: New file.
24675 * tree-vect-patterns.c (timevar.h): Don't include.
24676 * tree-vect-stmts.c: New file.
24677 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24678 tree-vect-slp.c, tree-vect-loop.c.
24679 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24680 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24681 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24682 (tree-vect-analyze.o): Remove.
24683 (tree-vect-transform.o): Likewise.
24684 (tree-vect-data-refs.o): Add rule.
24685 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24686 tree-vect-slp.o): Likewise.
24687 (tree-vect-patterns.o): Remove redundant dependencies.
24688 (tree-vectorizer.o): Likewise.
24689 * tree-vect-slp.c: New file.
24691 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24693 * optc-gen.awk: Warn if an option flag has multiple different
24696 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24698 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24699 -floop-block): Document dependences on PPL, CLooG and Graphite.
24701 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24703 PR rtl-optimization/323
24704 * c-common.c (c_fully_fold, convert_and_check,
24705 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24706 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24707 * c-common.def (EXCESS_PRECISION_EXPR): New.
24708 * c-cppbuiltin.c (builtin_define_float_constants): Define
24709 constants with enough digits for long double.
24710 * c-lex.c (interpret_float): Interpret constant with excess
24711 precision where appropriate.
24712 * c-opts.c (c_common_post_options): Set
24713 flag_excess_precision_cmdline. Give an error for
24714 -fexcess-precision=standard for C++ for processors where the
24715 option is significant.
24716 * c-parser.c (c_parser_conditional_expression): Handle excess
24717 precision in condition.
24718 * c-typeck.c (convert_arguments): Handle arguments with excess
24720 (build_unary_op): Move excess precision outside operation.
24721 (build_conditional_expr): Likewise.
24722 (build_compound_expr): Likewise.
24723 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
24724 (build_modify_expr): Handle excess precision in RHS.
24725 (convert_for_assignment): Handle excess precision in converted
24727 (digest_init, output_init_element, process_init_element): Handle
24728 excess precision in initializer.
24729 (c_finish_return): Handle excess precision in return value.
24730 (build_binary_op): Handle excess precision in operands and add
24731 excess precision as needed for operation.
24732 * common.opt (-fexcess-precision=): New option.
24733 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
24734 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
24735 For standard excess precision, output explicit conversion to and
24736 truncation from XFmode.
24737 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
24738 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
24739 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
24740 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
24741 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
24742 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
24743 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
24744 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
24745 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
24746 define_splits, sqrt<mode>2): Disable where appropriate for
24747 standard excess precision.
24748 * convert.c (convert_to_real): Do not shorten arithmetic to type
24749 for which excess precision would be used.
24750 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
24751 * doc/invoke.texi (-fexcess-precision=): Document option.
24752 (-mfpmath=): Correct index entry.
24753 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
24754 flag_excess_precision): New.
24755 * langhooks.c (lhd_post_options): Set
24756 flag_excess_precision_cmdline.
24757 * opts.c (common_handle_option): Handle -fexcess-precision=.
24758 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
24759 init_excess_precision): New.
24760 (lang_dependent_init_target): Call init_excess_precision.
24761 * tree.c (excess_precision_type): New.
24762 * tree.h (excess_precision_type): Declare.
24764 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24767 * c-typeck.c (build_component_ref): Do not copy qualifiers from
24768 non-lvalue to component.
24770 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24772 PR preprocessor/34695
24773 * Makefile.in (c-opts.o): Depend on c-tree.h.
24774 * c-common.c: Move down include of diagnostic.h.
24775 (done_lexing, c_cpp_error): New.
24776 * c-common.h (done_lexing): Declare.
24777 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
24779 * c-opts.c: Include c-tree.h.
24780 (c_common_init_options): Set preprocessor error callback.
24781 (c_common_handle_option): Do not set preprocessor
24782 inhibit_warnings, warnings_are_errors, warn_system_headers,
24783 pedantic_errors or inhibit_warnings flags.
24784 (c_common_post_options): Do not check cpp_errors (parse_in).
24785 (c_common_finish): Do not output dependencies if there were
24786 errors. Do not check return value of cpp_finish.
24787 * c-ppoutput.c (pp_file_change): Set input_location.
24788 * c-tree.h (c_cpp_error): Declare.
24789 * diagnostic.c (diagnostic_set_info_translated): Also initialize
24791 (diagnostic_build_prefix): Check override_column.
24792 * diagnostic.h (diagnostic_info): Add override_column field.
24793 (diagnostic_override_column): Define.
24795 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
24797 * c-common.c (c_expand_expr, c_staticp): Remove.
24798 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
24799 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
24800 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
24801 * c-gimplify.c (gimplify_compound_literal_expr,
24802 optimize_compound_literals_in_ctor): Remove.
24803 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
24804 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
24805 * c-semantics.c (emit_local_var): Remove.
24807 * langhooks-def.h (lhd_expand_expr): Remove.
24808 * langhooks.c (lhd_expand_expr): Remove.
24809 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
24811 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
24812 handling from c-semantics.c; don't call into langhook.
24813 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
24814 * gimplify.c (gimplify_compound_literal_expr,
24815 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
24816 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
24817 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
24818 as was done in c-gimplify.c.
24819 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
24820 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
24821 Move from c-common.h.
24822 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
24824 * tree.c (staticp): Do not call langhook.
24825 * langhooks.c (lhd_staticp): Delete.
24826 * langhooks-def.h (lhd_staticp): Delete prototype.
24827 (LANG_HOOKS_STATICP): Delete.
24828 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
24830 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
24831 instead of DECL_STMTs.
24833 2009-03-29 Joseph Myers <joseph@codesourcery.com>
24841 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
24843 (fold_call_expr): Return a NOP_EXPR from folding rather than the
24844 contained expression.
24845 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
24846 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
24847 conditional expressions for C.
24848 (decl_constant_value_for_optimization): Move from
24849 decl_constant_value_for_broken_optimization in c-typeck.c. Check
24850 whether optimizing and that the expression is a VAR_DECL not of
24851 array type instead of doing such checks in the caller. Do not
24852 check pedantic. Call gcc_unreachable for C++.
24853 * c-common.def (C_MAYBE_CONST_EXPR): New.
24854 * c-common.h (c_fully_fold, c_save_expr,
24855 decl_constant_value_for_optimization): New prototypes.
24856 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
24857 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
24858 EXPR_INT_CONST_OPERANDS): Define.
24859 * c-convert.c (convert): Strip nops from expression.
24860 * c-decl.c (groktypename): Take extra parameters expr and
24861 expr_const_operands. Update call to grokdeclarator.
24862 (start_decl): Update call to grokdeclarator. Add statement for
24863 expressions used in type of decl.
24864 (grokparm): Update call to grokdeclarator.
24865 (push_parm_decl): Update call to grokdeclarator.
24866 (build_compound_literal): Add parameter non_const and build a
24867 C_MAYBE_COSNT_EXPR if applicable.
24868 (grokdeclarator): Take extra parameters expr and
24869 expr_const_operands. Track expressions used in declaration
24870 specifiers and declarators. Fold array sizes and track whether
24871 they are constant expressions and whether they are integer
24872 constant expressions.
24873 (parser_xref_tag): Set expr and expr_const_operands fields in
24875 (grokfield): Update call to grokdeclarator.
24876 (start_function): Update call to grokdeclarator.
24877 (build_null_declspecs): Set expr and expr_const_operands fields in
24879 (declspecs_add_type): Handle expressions in typeof specifiers.
24880 * c-parser.c (c_parser_declspecs): Set expr and
24881 expr_const_operands fields for declaration specifiers.
24882 (c_parser_enum_specifier): Likewise.
24883 (c_parser_struct_or_union_specifier): Likewise.
24884 (c_parser_typeof_specifier): Likewise. Update call to
24885 groktypename. Fold expression as needed. Return expressions with
24886 type instead of adding statements.
24887 (c_parser_attributes): Update calls to c_parser_expr_list.
24888 (c_parser_statement_after_labels): Fold expression before passing
24889 to objc_build_throw_stmt.
24890 (c_parser_condition): Fold expression.
24891 (c_parser_asm_operands): Fold expression.
24892 (c_parser_conditional_expression): Use c_save_expr. Update call
24893 to build_conditional_expr.
24894 (c_parser_alignof_expression): Update call to groktypename.
24895 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
24896 original_code. Fold expression argument of va_arg. Create
24897 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
24898 argument to va_arg. Update calls to groktypename. Fold array
24899 index for offsetof. Verify that first argument to
24900 __builtin_choose_expr has integer type.
24901 (c_parser_postfix_expression_after_paren_type): Update calls to
24902 groktypename and build_compound_literal. Handle expressions with
24903 side effects in type name.
24904 (c_parser_postfix_expression_after_primary): Update call to
24905 c_parser_expr_list. Set original_code for calls to
24906 __builtin_constant_p.
24907 (c_parser_expr_list): Take extra parameter fold_p. Fold
24908 expressions if requested.
24909 (c_parser_objc_type_name): Update call to groktypename.
24910 (c_parser_objc_synchronized_statement): Fold expression.
24911 (c_parser_objc_receiver): Fold expression.
24912 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
24913 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
24914 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
24915 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
24916 (struct c_typespec): Add elements expr and expr_const_operands.
24917 (struct c_declspecs): Add elements expr and expr_const_operands.
24918 (groktypename, build_conditional_expr, build_compound_literal):
24920 (in_late_binary_op): Declare.
24921 * c-typeck.c (note_integer_operands): New function.
24922 (in_late_binary_op): New variable.
24923 (decl_constant_value_for_broken_optimization): Move to c-common.c
24924 and rename to decl_constant_value_for_optimization.
24925 (default_function_array_conversion): Do not strip nops.
24926 (default_conversion): Do not call
24927 decl_constant_value_for_broken_optimization.
24928 (build_array_ref): Do not fold result.
24929 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
24930 result when operand is a VLA.
24931 (c_expr_sizeof_type): Update call to groktypename. Handle
24932 expressions included in type name. Use C_MAYBE_CONST_EXPR for
24933 result when operand names a VLA type.
24934 (build_function_call): Update call to build_compound_literal.
24935 Only fold result for calls to __builtin_* functions. Strip
24936 NOP_EXPR from INTEGER_CST returned from such functions. Fold
24937 the function designator.
24938 (convert_arguments): Fold arguments. Update call to
24939 convert_for_assignment.
24940 (build_unary_op): Handle increment and decrement of
24941 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
24942 decrement earlier. Fold operand of increment and decrement.
24943 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
24944 built for integer operand. Wrap returns that are INTEGER_CSTs
24945 without being integer constant expressions or that have integer
24946 constant operands without being INTEGER_CSTs.
24947 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
24948 (build_conditional_expr): Add operand ifexp_bcp. Track whether
24949 result is an integer constant expression or can be used in
24950 unevaluated parts of one and avoid folding and wrap as
24951 appropriate. Fold operands before possibly doing -Wsign-compare
24953 (build_compound_expr): Wrap result for C99 if operands can be used
24954 in integer constant expressions.
24955 (build_c_cast): Update call to digest_init. Do not ignore
24956 overflow from casting floating-point constants to integers. Wrap
24957 results that could be confused with integer constant expressions,
24958 null pointer constants or floating-point constants.
24959 (c_cast_expr): Update call to groktypename. Handle expressions
24960 included in type name.
24961 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
24962 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
24963 Update calls to convert_for_assignment.
24964 (convert_for_assignment): Take new parameter
24965 null_pointer_constant. Do not strip nops or call
24966 decl_constant_value_for_broken_optimization. Set
24967 in_late_binary_op for conversions to boolean.
24968 (store_init_value): Update call to digest_init.
24969 (digest_init): Take new parameter null_pointer_constant. Do not
24970 call decl_constant_value_for_broken_optimization. pedwarn for
24971 initializers not constant expressions. Update calls to
24972 convert_for_assignment.
24973 (constructor_nonconst): New.
24974 (struct constructor_stack): Add nonconst element.
24975 (really_start_incremental_init, push_init_level, pop_init_level):
24976 Handle constructor_nonconst and nonconst element.
24977 (set_init_index): Call constant_expression_warning for array
24979 (output_init_element): Fold value. Set constructor_nonconst as
24980 applicable. pedwarn for initializers not constant expressions.
24981 Update call to digest_init. Call constant_expression_warning
24982 where constant initializers are required.
24983 (process_init_element): Use c_save_expr.
24984 (c_finish_goto_ptr): Fold expression.
24985 (c_finish_return): Fold return value. Update call to
24986 convert_for_assignment.
24987 (c_start_case): Fold switch expression.
24988 (c_process_expr_stmt): Fold expression.
24989 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
24990 ensure statement expression is not evaluated in constant expression.
24991 (build_binary_op): Track whether results are integer constant
24992 expressions or may occur in such, disable folding and wrap results
24993 as applicable. Fold operands for -Wsign-compare warnings unless
24995 (c_objc_common_truthvalue_conversion): Handle results folded to
24996 integer constants that are not integer constant expressions.
24997 * doc/extend.texi: Document when typeof operands are evaluated,
24998 that condition of __builtin_choose_expr is an integer constant
24999 expression, and more about use of __builtin_constant_p in
25002 2009-03-29 Richard Guenther <rguenther@suse.de>
25004 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25005 propagate addresses of array references.
25007 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25009 * regmove.c (perhaps_ends_bb_p): Remove.
25010 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25011 from INSN and check that the main loop stays within that basic block.
25012 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25013 (regmove_forward_pass): Split out from regmove_optimize. Use
25014 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25015 (regmove_backward_pass): Split out from regmove_optimize. Use
25016 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25017 (regmove_optimize): Simplify.
25019 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25022 * config/i386/i386.c (classify_argument): Ignore flexible array
25023 member in struct and warn ABI change.
25025 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25027 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25029 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25030 (ix86_adjust_cost): Updated.
25032 2009-03-29 Jan Hubicka <jh@suse.cz>
25034 PR middle-end/28850
25035 * tree-pass.h (pass_cleanup_eh): New function.
25036 (remove_unreachable_regions): Break code handling RTL
25037 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25038 that can not be reached by runtime.
25039 (can_be_reached_by_runtime): New function.
25040 (label_to_region_map): New function.
25041 (num_eh_regions): New function.
25042 (rtl_remove_unreachable_regions): New function.
25043 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25044 (remove_eh_region): New function.
25045 * except.h: Include sbitmap and vecprim.
25046 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25047 num_eh_regions): Declare.
25048 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25049 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25050 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25051 (tree_empty_eh_handler_p): New function.
25052 (cleanup_empty_eh): New function.
25053 (cleanup_eh): New function.
25054 (pass_cleanup_eh): New function.
25056 2009-03-29 Jan Hubicka <jh@suse.cz>
25058 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25059 for removed regions.
25061 2009-03-29 Jan Hubicka <jh@suse.cz>
25063 * except.c (dump_eh_tree): Dump all datastructures.
25065 2009-03-29 Jan Hubicka <jh@suse.cz>
25067 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25068 (duplicate_eh_regions_1): Likewise.
25069 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25070 vector; call EH verification.
25071 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25072 Be ready for region being removed.
25074 2009-03-29 Jan Hubicka <jh@suse.cz>
25076 * bitmap.c (bitmap_last_set_bit): New function.
25077 * bitmap.h (bitmap_last_set_bit): Declare.
25079 2009-03-29 David Ayers <ayers@fsfe.org>
25082 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25083 by calling objc_compare_types and surpress warnings about
25084 incompatible C pointers that are compatible ObjC pointers.
25086 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25088 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25089 call initialize_inline_failed.
25090 (initialize_inline_failed): Move it from here ...
25091 * cgraph.c (initialize_inline_failed): ... to here.
25092 (cgraph_create_edge): Call initialize_inline_failed rather than
25093 setting inline_failed directly.
25095 2009-03-29 Ben Elliston <bje@au.ibm.com>
25098 * sysv4.opt (msdata): Improve comment.
25099 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25100 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25102 2009-03-29 Ben Elliston <bje@au.ibm.com>
25105 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25106 load and store attributes.
25108 2009-03-29 Ben Elliston <bje@au.ibm.com>
25110 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25111 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25112 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25113 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25114 __builtin_infq and __builtin_huge_valq.
25116 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25118 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25120 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25121 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25123 2009-03-28 Xinliang David Li <davidxl@google.com>
25125 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25126 (do_dbg_cnt): New function.
25128 2009-03-28 Jan Hubicka <jh@suse.cz>
25130 Merge from pretty-ipa:
25132 2009-03-27 Jan Hubicka <jh@suse.cz>
25134 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25135 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25136 * passes.c (function_called_by_processed_nodes_p): New.
25137 * ipa-pure-const.c (check_call): Fix handling of operands.
25138 (analyze_function): Dump debug output for skipped bodies.
25139 (local_pure_const): Use function_called_by_processed_nodes_p.
25140 * dwarf2out.c (reference_to_unused): Use output.
25141 * passes.c (do_per_function_toporder): Likewise.
25143 2008-11-12 Jan Hubicka <jh@suse.cz>
25145 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25146 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25147 state_set_in_source enum
25148 (check_decl): Ignore memory tags; do not set fake looping flags;
25150 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25151 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25152 (check_call, analyze_function): Rewrite.
25154 (add_new_function): Update call of analyze_function.
25155 (generate_summary): Add call of analyze_function.
25156 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25157 (local_pure_const): New function.
25158 (pass_local_pure_const): New pass.
25159 * ipa-inline.c (inline_transform): Set after_inlining.
25160 * tree-eh.c (stmt_can_throw_external): New.
25161 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25162 work with aliasing built.
25163 * tree-flow.h (stmt_can_throw_external): New.
25164 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25165 and local pure/const pass in early and late optimization queue.
25167 2009-03-28 Martin Jambor <mjambor@suse.cz>
25169 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25171 (fold_binary): Allow function decl aligment consideration is the
25172 second argument is integer constant one.
25173 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25174 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25175 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25177 2009-03-28 Jan Hubicka <jh@suse.cz>
25179 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25180 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25181 * function.h (rtl_data): Add nothrow flag.
25182 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25183 set DECL_NOTHROW for AVAILABLE functions.
25185 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25187 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25188 following vector keyword has expansion starting with pixel or bool
25189 keyword, expand vector to __vector and pixel or bool to __pixel or
25193 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25194 warn_if_disallowed_function_p): Removed.
25195 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25196 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25197 warning_if_disallowed_function_p.
25198 * flags.h (warn_if_disallowed_function_p,
25199 warn_disallowed_functions): Removed.
25200 * common.opt (Wdisallowed-function-list=): Removed.
25201 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25203 2009-03-28 Richard Guenther <rguenther@suse.de>
25205 PR tree-optimization/38723
25206 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25209 2009-03-28 Jan Hubicka <jh@suse.cz>
25211 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25212 test introduced by my previous patch.
25214 2009-03-28 Richard Guenther <rguenther@suse.de>
25216 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25217 the PHIs value undefined.
25219 2009-03-28 Jan Hubicka <jh@suse.cz>
25221 * tree-pass.h (pass_fixup_cfg): New pass.
25222 * ipa-inline.c (inline_transform): Set
25223 always_inline_functions_inlined/after_inlining.
25224 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25225 (pass_fixup_cfg): New pass.
25226 * passes.c (init_optimization_passes): Add fixup_cfg.
25228 2009-03-28 Richard Guenther <rguenther@suse.de>
25230 PR tree-optimization/38458
25231 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25232 argument use the arguments copy-of value.
25234 2009-03-28 Richard Guenther <rguenther@suse.de>
25236 PR tree-optimization/38180
25237 * tree-ssa-ccp.c (get_default_value): Simplify.
25238 (likely_value): Likewise.
25239 (surely_varying_stmt_p): Properly handle VOP case.
25240 (ccp_initialize): Likewise.
25241 (ccp_fold): Handle propagating through *&.
25242 (fold_const_aggregate_ref): Also handle decls.
25244 2009-03-28 Jan Hubicka <jh@suse.cz>
25246 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25247 * cgraph.h (cgraph_node): Likewise.
25248 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25249 (cgraph_reset_node): Use process flag.
25250 (cgraph_mark_functions_to_output): Likewise.
25251 (cgraph_expand_function): Likewise.
25252 (cgraph_expand_all_functions): Likewise.
25253 (cgraph_output_in_order): Likewise.
25254 * dwarf2out.c (reference_to_unused): Likewise.
25255 * passes.c do_per_function_toporder): Likewise.
25257 2009-03-28 Jan Hubicka <jh@suse.cz>
25259 Bring from lto-branch:
25261 2008-09-03 Doug Kwan <dougkwan@google.com>
25263 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25264 enums instead of reason strings.
25265 * cgraph.c (cgraph_create_edge): Same.
25266 (cgraph_inline_failed_string): New function.
25267 * cgraph.h (cgraph_inline_failed_t): New enum type.
25268 (cgraph_inline_failed_string): New prototype.
25269 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25270 char pointer to cgraph_inline_failed_t.
25271 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25272 (cgraph_default_inline_p): Ditto.
25273 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25274 to cgraph_inline_failed_t pointer.
25275 * cif-code.def: New file.
25276 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25278 (cgraph_check_inline_limits): Change type of REASON to pointer to
25279 cgraph_inline_failed_t. Replace reason strings with enums.
25280 (cgraph_default_inline_p): Ditto.
25281 (cgraph_recursive_inlining_p): Ditto.
25282 (update_caller_keys): Change type of FAILED_REASON to
25283 cgraph_inline_failed_t.
25284 (cgraph_set_inline_failed): Change type of REASON to pointer to
25285 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25286 convert enums to strings for text output.
25287 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25288 to be of type cgraph_inline_failed_t. Replace reason strings with
25289 enums. Call cgraph_inline_failed_string to covert enums
25290 to strings for text output.
25291 (cgraph_decide_inlining): Replace reason strings with enums.
25292 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25293 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25295 * tree-inline.c (expand_call_inline): Change type of REASON
25296 to cgraph_inline_failed_t. Replace reason strings with enums.
25297 Call cgraph_inline_failed_string for text output.
25298 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25301 2009-03-28 Jan Hubicka <jh@suse.cz>
25303 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25304 cgraph_clone_node): Remove master clone handling.
25305 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25306 * cgraph.h (master_clone): Remove.
25307 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25308 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25309 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25311 2009-03-28 Jan Hubicka <jh@suse.cz>
25313 * cgraph.c (cgraph_function_body_availability): Functions declared
25314 inline are always safe to assume that it is not going to be replaced.
25316 2009-03-28 Richard Guenther <rguenther@suse.de>
25318 PR tree-optimization/38513
25319 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25320 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25321 EXC_PTR_EXPR and FILTER_EXPR.
25322 (get_ref_from_reference_ops): Likewise.
25324 2009-03-28 Richard Guenther <rguenther@suse.de>
25326 PR tree-optimization/38968
25327 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25328 Use FLOOR_MOD_EXPR to compute misalignment.
25330 2009-03-28 Richard Guenther <rguenther@suse.de>
25332 PR tree-optimization/37795
25333 * tree.h (combine_comparisons): Declare.
25334 * fold-const.c (combine_comparisons): Export.
25335 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25337 (ifcombine_iforif): Use combine_comparisons.
25339 2009-03-28 Jan Hubicka <jh@suse.cz>
25341 * tree-eh.c (inlinable_call_p): New function.
25342 (make_eh_edges): Use it.
25343 (verify_eh_edges): Use it.
25344 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25345 * except.c (reachable_next_level): Add inlinable_function argument
25346 (sjlj_find_directly_reachable_regions): Update.
25347 (add_reachable_handler): Do not set saw_any_handlers.
25348 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25349 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25350 Add new inlinable call parameter.
25351 (can_throw_internal, can_throw_external): Update.
25352 * except.h (can_throw_internal_1, can_throw_external_1,
25353 foreach_reachable_handler): Update declaration.
25355 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25357 * config/arm/t-arm-coff, config/h8300/coff.h,
25358 config/i386/i386-aout.h, config/i386/i386-coff.h,
25359 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25360 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25361 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25362 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25363 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25364 sys-types.h: Remove.
25365 * Makefile.in: Remove protoize and fixproto support and references
25367 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25368 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25370 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25371 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25372 unprotoize$(exeext).
25373 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25374 (.PHONY): Don't depend on proto.
25375 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25376 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25377 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25378 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25379 build/gen-protos.o, build/scan.o, xsys-protos.h,
25380 build/fix-header$(build_exeext), build/fix-header.o,
25381 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25382 stmp-install-fixproto): Remove.
25383 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25384 SYSCALLS.c or fixproto files.
25385 (install-common): Don't install protoize.
25386 (install-headers-tar, install-headers-cpio, install-headers-cp):
25387 Don't depend on $(STMP_FIXPROTO).
25388 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25389 install fixproto files or write out fixproto settings.
25390 (uninstall): Don't uninstall protoize.
25391 * config.gcc (use_fixproto): Remove.
25392 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25393 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25394 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25395 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25396 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25397 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25398 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25399 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25400 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25401 * config/t-vxworks (STMP_FIXPROTO): Remove.
25402 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25403 STMP_FIXPROTO): Remove.
25404 * config.in, configure: Regenerate.
25405 * crtstuff.c (gid_t, uid_t): Don't undefine.
25406 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25407 (arm-*-coff, arm-*-aout: Remove target entries.
25408 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25409 Remove mention of AIX 4.1.
25410 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25411 * doc/invoke.texi (Running Protoize): Remove.
25412 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25413 (Protoize Caveats): Remove.
25414 * tsystem.h: Update comments on headers assumed to exist.
25416 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25418 * genautomata.c: Add a new year to the copyright. Add a new
25420 (struct insn_reserv_decl): Add comments for member bypass_list.
25421 (find_bypass): Remove.
25422 (insert_bypass): New.
25423 (process_decls): Use insert_bypass.
25424 (output_internal_insn_latency_func): Output all bypasses with the
25425 same input insn in one switch case.
25427 * rtl.def (define_bypass): Describe bypass choice.
25428 * doc/md.texi (define_bypass): Ditto.
25430 2009-03-27 Richard Guenther <rguenther@suse.de>
25432 * gimplify.c (mark_addressable): Export.
25433 * tree-flow.h (mark_addressable): Declare.
25434 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25435 * tree-ssa.c (verify_phi_args): Verify that address taken
25436 variables have TREE_ADDRESSABLE set.
25438 2009-03-27 Richard Guenther <rguenther@suse.de>
25440 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25441 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25442 Do not mark decls TREE_ADDRESSABLE.
25443 (build_fold_addr_expr): Adjust.
25444 (fold_addr_expr): Remove.
25445 (fold_unary): Use build_fold_addr_expr.
25446 (fold_comparison): Likewise.
25447 (split_address_to_core_and_offset): Likewise.
25448 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25450 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25451 (gimplify_modify_expr_to_memcpy): Mark source and destination
25453 * omp-low.c (create_omp_child_function): Mark the object decl
25455 (lower_rec_input_clauses): Mark the var we take the address of
25457 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25459 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25461 PR middle-end/39315
25462 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25463 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25465 2009-03-27 Richard Guenther <rguenther@suse.de>
25467 PR tree-optimization/39120
25468 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25470 (handle_lhs_call): Process return constraints. Add escape
25471 constraints if necessary.
25472 (handle_const_call): Fill out return constraints. Make nested
25473 case more precise. Avoid consttmp if possible.
25474 (handle_pure_call): Fill out return constraints. Avoid
25475 callused if possible.
25476 (find_func_aliases): Simplify call handling.
25478 2009-03-27 Richard Guenther <rguenther@suse.de>
25480 PR tree-optimization/39120
25481 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25482 as a representative.
25483 (solve_graph): Do propagate CALLUSED.
25484 (handle_pure_call): Use a scalar constraint from CALLUSED for
25486 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25489 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25492 * c-common.c (handle_aligned_attribute): Properly check alignment
25493 overflow. Use (1U << i) instead of (1 << i).
25495 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25497 * expr.h (get_mem_align_offset): Updated.
25499 * tree.h (tree_decl_common): Change align to "unsigned int" and
25500 move it before pointer_alias_set.
25502 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25503 Jakub Jelinek <jakub@redhat.com>
25506 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25507 gr_register_operand with gr_reg_or_0_operand.
25508 (cmpxchg_rel_di): Likewise.
25509 (sync_lock_test_and_set<mode>): Likewise.
25511 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25513 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25514 (true_regnum): Likewise.
25516 * rtlanal.c (subreg_info): Moved to ...
25517 * rtl.h (subreg_info): Here. New.
25518 (subreg_get_info): New.
25520 * rtlanal.c (subreg_get_info): Make it extern.
25522 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25525 * config/i386/i386.c (ix86_abi): New.
25526 (override_options): Handle -mabi=.
25527 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25528 (ix86_call_abi_override): Likewise.
25529 (init_cumulative_args): Likewise.
25530 (function_arg_advance): Likewise.
25531 (function_arg_64): Likewise.
25532 (function_arg): Likewise.
25533 (ix86_pass_by_reference): Likewise.
25534 (ix86_function_value_regno_p): Likewise.
25535 (ix86_build_builtin_va_list_abi): Likewise.
25536 (setup_incoming_varargs_64): Likewise.
25537 (is_va_list_char_pointer): Likewise.
25538 (ix86_init_machine_status): Likewise.
25539 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25540 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25541 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25542 (ix86_function_abi): Make it static and return enum calling_abi.
25543 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25545 (ix86_fn_abi_va_list): Updated.
25547 * config/i386/i386.h (ix86_abi): New.
25548 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25549 (CONDITIONAL_REGISTER_USAGE): Likewise.
25550 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25551 (machine_function): Likewise.
25553 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25555 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25556 (STACK_BOUNDARY): Likewise.
25557 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25559 * config/i386/i386.opt (mabi=): New.
25561 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25562 return enum calling_abi.
25563 (ix86_function_type_abi): Likewise.
25564 (ix86_function_abi): Removed.
25566 * doc/invoke.texi: Document -mabi= option for x86.
25568 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25570 * builtins.c (real_dconstp): Delete.
25571 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25573 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25574 Jakub Jelinek <jakub@redhat.com>
25577 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25578 (gen_subprogram_die): When a function is explicit, generate the
25579 DW_AT_explicit attribute.
25580 * langhooks.h (struct lang_hooks_for_decls): Add
25581 function_decl_explicit_p langhook.
25582 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25583 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25585 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25587 * builtins.c (fold_builtin_memory_op): Optimize memmove
25588 into memcpy if we can prove source and destination don't overlap.
25590 * tree-inline.c: Include gt-tree-inline.h.
25591 (clone_fn_id_num): New variable.
25592 (clone_function_name): New function.
25593 (tree_function_versioning): Use it.
25594 * Makefile.in (GTFILES): Add tree-inline.c.
25596 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25598 * BASE-VER: Change to 4.5.0.
25600 2009-03-27 Xinliang David Li <davidxl@google.com>
25602 PR tree-optimization/39557
25603 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25605 2009-03-27 Xinliang David Li <davidxl@google.com>
25607 PR tree-optimization/39548
25608 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25611 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25613 * c-common.c (pointer_int_sum): Use %wd on return from
25616 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25618 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25619 on return from tree_low_cst.
25621 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25624 * ginclude/stdarg.h (va_copy): Define also for
25625 __GXX_EXPERIMENTAL_CXX0X__.
25627 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25630 * builtins.h (c_strlen): Do not warn here.
25631 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25632 * c-common.c (pointer_int_sum): Take an explicit location.
25633 Warn about offsets out of bounds.
25634 * c-common.h (pointer_int_sum): Adjust declaration.
25636 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25638 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25641 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25644 * opts.c (warn_if_disallowed_function_p): Don't assume
25645 get_callee_fndecl must return non-NULL.
25647 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25649 PR rtl-optimization/39522
25650 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25651 when reg_reloaded_valid is set.
25653 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25655 * config/spu/divv2df3.c: New file.
25656 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25657 (DPBIT_FUNCS): Filter out _div_df.
25659 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25661 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25662 a jump insn, count that jump in the distance to the loop start.
25664 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25667 * config/sh/sh.c (calc_live_regs): Fix condition for global
25668 registers except PIC_OFFSET_TABLE_REGNUM.
25670 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25673 * doc/invoke.texi (-mconsole): New.
25675 (-mno-cygwin): New.
25677 (-mnop-fun-dllimport): New.
25681 (sub section "i386 and x86-64 Windows Options"): New.
25683 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25685 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25686 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25688 2009-03-25 Richard Guenther <rguenther@suse.de>
25690 PR middle-end/39497
25691 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25694 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25696 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25697 neither of haifa/selective schedulers are working.
25699 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25701 * doc/invoke.texi (Debugging Options): Fix description of
25702 -fno-merge-debug-strings.
25704 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25706 * config/cris/libgcc.ver: New version-script.
25707 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25709 * configure.ac <GAS features, nop mnemonic>: Add pattern
25710 crisv32-*-* for "nop".
25711 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25712 * configure: Regenerate.
25714 2009-03-24 Ira Rosen <irar@il.ibm.com>
25716 PR tree-optimization/39529
25717 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25718 mark_sym_for_renaming for the tag copied to the new vector
25721 2009-03-24 Arthur Loiret <aloiret@debian.org>
25723 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
25724 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
25725 EXTRA_SPEC_FUNCTIONS.
25726 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
25727 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
25728 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
25729 -march and -mtune options.
25731 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
25733 * config/m68k/t-rtems: Add m5329 multilib.
25735 2009-03-24 Dodji Seketeli <dodji@redhat.com>
25736 Jakub Jelinek <jakub@redhat.com>
25739 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
25742 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25745 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
25746 instead of c_parser_expression_conv, if original_code isn't one of the
25747 4 allowed comparison codes, fail.
25749 2009-03-23 Richard Guenther <rguenther@suse.de>
25751 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
25752 * tree.h (struct tree_type): Likewise.
25753 * reload.h (struct insn_chain): Likewise.
25754 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
25755 * function.h (struct function): Likewise.
25756 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
25758 2009-03-23 Jakub Jelinek <jakub@redhat.com>
25760 PR tree-optimization/39516
25761 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
25763 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
25765 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
25766 should be set true if BITS_PER_WORD of target is bigger than 32
25768 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
25770 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
25771 Translate -B-options to -rpath-link. Correct existing
25772 rpath-link and conditionalize on !nostdlib.
25774 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25776 * doc/extend.texi (Function Attributes, Variable Attributes):
25778 * doc/invoke.texi (Debugging Options, Optimize Options)
25779 (i386 and x86-64 Options, MCore Options): Likewise.
25781 2009-03-20 Jakub Jelinek <jakub@redhat.com>
25784 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
25785 it for block local namespace aliases.
25786 (gen_decl_die): Pass context_die to gen_namespace_die.
25788 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25791 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
25792 minimum or maximum value.
25794 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
25796 * reginfo.c (globalize_reg): Recompute derived reg sets.
25798 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
25801 * libgcc2.c (mprotect): Do not use signed arguments for
25802 VirtualProtect, use DWORD arguments. Also fix the 'may
25803 be used uninitialized' warning for the np variable.
25805 2009-03-19 Jakub Jelinek <jakub@redhat.com>
25808 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
25809 functions using regparm calling conventions when not optimizing.
25810 (ix86_function_sseregparm): Similarly for sseregparm calling
25813 2009-03-19 Li Feng <nemokingdom@gmail.com>
25815 PR middle-end/39500
25816 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
25817 dependence if the first conflict is after niter iterations.
25819 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
25821 PR middle-end/38609
25822 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
25823 functions with dynamic stack-pointer adjustments.
25825 2009-03-19 Ben Elliston <bje@au.ibm.com>
25827 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
25828 option; change to -msdata=data.
25830 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25832 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
25835 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
25838 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
25840 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
25842 * doc/invoke.texi (Code Gen Options): Expand discussion of
25845 2009-03-18 Jakub Jelinek <jakub@redhat.com>
25847 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
25848 * matrix-reorg.c (struct matrix_info): Likewise.
25849 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
25850 * rtl.h (struct mem_attrs): Likewise.
25851 * df.h (struct df): Likewise.
25852 * tree-data-ref.h (struct data_dependence_relation): Likewise.
25853 * ira-int.h (struct ira_allocno): Likewise.
25854 * df-scan.c (struct df_collection_rec): Likewise.
25855 * ira.c (struct equivalence): Likewise.
25856 * function.c (struct temp_slot): Likewise.
25857 * cfgloop.h (struct loop): Likewise.
25860 * function.c (use_register_for_decl): When not optimizing, disregard
25861 register keyword for variables with types containing methods.
25863 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
25865 PR middle-end/39447
25866 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
25867 (is_simple_operand): Call contains_component_ref_p before calling data
25868 reference analysis that would fail on COMPONENT_REFs.
25870 * tree-vrp.c (search_for_addr_array): Fix formatting.
25872 2009-03-18 Richard Guenther <rguenther@suse.de>
25874 * tree-vect-transform.c (vect_loop_versioning): Fold the
25875 generated comparisons.
25876 * tree-vectorizer.c (set_prologue_iterations): Likewise.
25877 (slpeel_tree_peel_loop_to_edge): Likewise.
25879 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25881 PR middle-end/37805
25882 * opts.c (print_specific_help): In addition to `undocumented',
25883 accept `separate' and `joined' flags if passed alone. Describe
25884 output by the first matched one of those.
25885 (common_handle_option): Skip over empty strings.
25886 * gcc.c (display_help): Fix help string for `--help='.
25887 * doc/invoke.texi (Option Summary, Overall Options): With
25888 `--help=', classes and qualifiers can both be repeated, but
25889 only the latter can be negated. One should not pass only
25890 negated qualifiers. Fix markup and examples.
25893 2008-10-14 Jakub Jelinek <jakub@redhat.com>
25894 PR middle-end/37805
25895 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
25896 and -fhelp=separate.
25898 2009-03-17 Jing Yu <jingyu@google.com>
25900 PR middle-end/39378
25901 * function.h (struct rtl_data): Move is_thunk from here...
25902 (struct function): ...to here.
25903 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
25904 * varasm.c (assemble_start_function): Change is_thunk from crtl to
25906 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
25908 (alpha_does_function_need_gp, alpha_start_function): Likewise.
25909 (alpha_output_function_end_prologue): Likewise.
25910 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
25911 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
25912 (rs6000_output_function_epilogue): Likewise.
25913 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
25915 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
25918 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
25919 from different units in a single alternative.
25920 (*truncdfsf_i387): Ditto.
25921 (*truncxfsf2_mixed): Ditto.
25922 (*truncxfdf2_mixed): Ditto.
25924 2009-03-17 Jakub Jelinek <jakub@redhat.com>
25926 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
25927 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
25930 * tree-ssa-live.c (remove_unused_locals): Don't remove local
25931 unused non-artificial variables when not optimizing.
25934 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
25935 DW_TAG_imported_module even if decl is IMPORTED_DECL with
25936 NAMESPACE_DECL in its DECL_INITIAL.
25938 PR middle-end/39443
25939 * optabs.c (set_user_assembler_libfunc): New function.
25940 * expr.h (set_user_assembler_libfunc): New prototype.
25941 * c-common.c: Include libfuncs.h.
25942 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
25943 for memcmp, memset, memcpy, memmove and abort.
25944 * Makefile.in (c-common.o): Depend on libfuncs.h.
25947 * dwarf2out.c (gen_inlined_enumeration_type_die,
25948 gen_inlined_structure_type_die, gen_inlined_union_type_die,
25949 gen_tagged_type_instantiation_die): Removed.
25950 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
25953 2009-03-17 Janis Johnson <janis187@us.ibm.com>
25956 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
25958 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
25959 (check-parallel-%): Ditto.
25960 (check-consistency): Ditto.
25962 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
25964 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
25965 local variable rhs by NULL_TREE.
25967 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25970 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
25972 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25975 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
25977 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
25980 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
25981 for ms->sysv ABI calls only in 64bit mode.
25983 * config/i386/i386.md (untyped_call): Support 32bit.
25985 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
25987 * doc/extend.texi: Replace x86_65 with x86_64.
25989 2009-03-16 Jakub Jelinek <jakub@redhat.com>
25991 PR tree-optimization/39455
25992 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
25993 mismatches for POINTER_TYPE_P (type).
25994 (number_of_iterations_le): Likewise.
25996 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25998 * config/picochip/picochip.c: Removed profiling support.
25999 * config/picochip/picochip.md: Removed profiling instruction.
26000 * config/picochip/picochip.h: Removed profiling builtin.
26002 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26004 * doc/install.texi (--with-host-libstdcxx): Document.
26006 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26009 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26010 generate a warning if the function name does not begin with
26011 "__vector" and the function has either the 'signal' or 'interrupt'
26012 attribute, from here to ...
26013 (avr_declare_function_name): ...here. New function.
26014 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26015 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26017 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26020 * cse.c (fold_rtx): Don't modify original const_arg1 when
26021 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26022 separate variable instead.
26023 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26024 from out of range shift counts.
26025 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26027 2009-03-13 Catherine Moore <clm@codesourcery.com>
26029 * config/i386/x-mingw32 (host-mingw32.o): Replace
26030 diagnostic.h with $(DIAGNOSTIC_H).
26032 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26035 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26037 * config/i386/sync.md (sync_compare_and_swap<mode>,
26038 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26039 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26041 (sync_double_compare_and_swapdi_pic,
26042 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26043 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26045 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26048 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26050 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26053 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26054 (avx_addsubv4df3): Likewise.
26055 (*avx_addsubv4sf3): Likewise.
26056 (sse3_addsubv4sf3): Likewise.
26058 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26061 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26063 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26066 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26067 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26068 registers for allocnos created from user-defined variables.
26070 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26073 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26074 of non-integer mode as well.
26076 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26078 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26079 for functions for which the parameter types are unknown.
26081 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26084 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26085 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26086 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26087 * config/i386/i386.c (ix86_local_alignment): For
26088 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26089 long long variables on the stack to avoid dynamic realignment.
26090 Allow the first argument to be a decl rather than type.
26091 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26093 2009-03-11 Nick Clifton <nickc@redhat.com>
26096 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26098 Add description to mno-lsim option.
26099 * config/mcore/mcore.h: Remove comment about deprecated m4align
26101 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26102 * doc/invoke.texi: Add description of mno-lsim and
26103 mstack-increment options.
26105 * config/fr30/fr30.opt: Document the -mno-lsim option.
26106 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26107 and -mno-lsim options.
26109 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26111 * fold-const.c (fold_comparison): Only call fold_inf_compare
26112 if the mode supports infinities.
26114 2009-03-11 Jason Merrill <jason@redhat.com>
26117 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26118 end already did. Notice GIMPLE_CALL modifications of the result.
26119 Don't copy debug information from an ignored decl or a decl from
26122 2009-03-10 Richard Guenther <rguenther@suse.de>
26123 Nathan Froyd <froydnj@codesourcery.com>
26125 PR middle-end/37850
26126 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26127 (__divMODE3): Likewise.
26129 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26131 PR tree-optimization/39394
26132 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26133 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26135 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26137 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26138 inline asms for register asm ("") declarations.
26140 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26142 * fold-const.c (fold_unary): Fix comment.
26144 2009-03-07 Jan Hubicka <jh@suse.cz>
26147 * tree-inline.c (setup_one_parameter): Do replacement of const
26148 argument by constant in SSA form.
26150 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26152 PR middle-end/38028
26153 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26154 determine alignment passed to assign_stack_local.
26155 (assign_parms_unsplit_complex): Likewise.
26156 * except.c (sjlj_build_landing_pads): Likewise.
26158 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26160 PR middle-end/39360
26161 * tree-flow.h (add_referenced_var): Return bool instead of void.
26162 * tree-dfa.c (add_referenced_var): Return result of
26163 referenced_var_check_and_insert call.
26164 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26165 of referenced_var_check_and_insert.
26168 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26169 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26170 DIE, don't emit it if abstract origin already has it.
26171 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26172 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26174 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26176 * genpreds.c (needs_variable): Fix parentheses at variable name
26178 (write_tm_constrs_h): Indent generated code.
26180 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26182 * doc/extend.texi (Function Attributes): Add documentation
26183 for isr attributes.
26185 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26188 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26189 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26191 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26193 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26196 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26199 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26200 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26202 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26204 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26205 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26206 constants instead of magic numbers.
26207 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26209 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26210 (x86_64_ms_abi_int_parameter_registers): Ditto.
26211 (x86_64_int_return_registers): Ditto.
26212 (ix86_maybe_switch_abi): Ditto.
26213 (ix86_expand_call): Ditto for clobbered_registers array.
26214 (ix86_hard_regno_mode_ok): Ditto.
26215 (x86_extended_QIreg_mentioned_p): Ditto.
26217 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26219 PR tree-optimization/39349
26220 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26222 * combine.c (gen_lowpart_for_combine): Use omode when generating
26225 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26227 PR rtl-optimization/39235
26228 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26230 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26232 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26234 2009-03-04 Richard Guenther <rguenther@suse.de>
26236 PR tree-optimization/39362
26237 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26238 that occur in abnormal PHIs should be varying.
26240 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26242 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26244 (simple_iv): Take loop as an argument instead of statement.
26245 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26246 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26248 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26250 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26251 * matrix-reorg.c (analyze_transpose): Ditto.
26252 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26253 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26254 * tree-predcom.c (ref_at_iteration): Ditto.
26255 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26257 2009-03-04 Richard Guenther <rguenther@suse.de>
26259 PR tree-optimization/39358
26260 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26261 escaped_id and callused_id.
26262 (solve_graph): Likewise.
26264 2009-03-04 Richard Guenther <rguenther@suse.de>
26266 PR tree-optimization/39339
26267 * tree-sra.c (try_instantiate_multiple_fields): Make it
26268 no longer ICE on the above.
26270 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26272 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26273 that fits within Pmode.
26275 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26277 PR middle-end/10109
26278 * tm.texi (LIBCALL_VALUE): Update description.
26280 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26282 PR middle-end/34443
26283 * doc/extend.texi (section): Update description.
26285 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26287 PR middle-end/39345
26288 * tree-inline.c (remapped_type): New.
26289 (can_be_nonlocal): Call remapped_type instead of remap_type.
26291 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26294 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26295 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26297 2009-03-03 Richard Guenther <rguenther@suse.de>
26299 PR middle-end/39272
26300 * tree.c (tree_nonartificial_location): New function.
26301 * tree.h (tree_nonartificial_location): Declare.
26302 * builtins.c (expand_builtin_memory_chk): Provide location
26303 of the call location for artificial function pieces.
26304 (maybe_emit_chk_warning): Likewise.
26305 (maybe_emit_sprintf_chk_warning): Likewise.
26306 (maybe_emit_free_warning): Likewise.
26307 * expr.c (expand_expr_real_1): Likewise.
26309 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26311 PR tree-optimization/39343
26312 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26313 COMPONENT_REF t has ARRAY_TYPE.
26315 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26317 PR middle-end/39335
26318 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26319 when the type precision of the induction variable should be
26320 larger than the type precision of nit.
26321 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26322 * graphite.c (graphite_loop_normal_form): Same.
26323 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26325 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26327 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26328 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26329 numbers to describe clobbered registers.
26330 (*call_value_0_rex64_ms_sysv): Ditto.
26331 * config/i386/mmx.md (mmx_emms): Ditto.
26332 (mmx_femms): Ditto.
26334 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26336 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26339 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26341 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26342 (spu_section_type_flags): New function.
26344 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26346 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26347 reg_class_contents of FLOAT_REGS into a temporary.
26349 2009-03-02 Richard Guenther <rguenther@suse.de>
26350 Ira Rosen <irar@il.ibm.com>
26352 PR tree-optimization/39318
26353 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26354 information to the vectorized statement.
26356 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26358 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26359 variable. Use defined names instead of magic constants for REX SSE
26362 2009-03-01 Richard Guenther <rguenther@suse.de>
26364 PR tree-optimization/39331
26365 * omp-low.c (lower_send_shared_vars): Do not receive new
26366 values for the reference of DECL_BY_REFERENCE parms or results.
26368 2009-03-01 Jan Hubicka <jh@suse.cz>
26371 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26372 BLOCK_NONLOCALIZED_VAR): New macros.
26373 (tree_block): Add nonlocalized_vars.
26374 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26375 gen_decl_die): Add origin argument. Allow generation of die with
26376 origin at hand only.
26377 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26378 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26380 (gen_block_die): Fix checking for unused blocks.
26381 (process_scope_var): Break out from .... ; work with origins only.
26382 (decls_for_scope) ... here; process nonlocalized list.
26383 (dwarf2out_ignore_block): Look for nonlocalized vars.
26384 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26386 (dump_scope_block): Dump them.
26387 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26388 (remap_block): Likewise.
26389 (can_be_nonlocal): New predicate.
26390 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26392 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26394 * configure: Regenerate.
26396 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26398 * optc-gen.awk: No need to duplicate option flags twice.
26399 Reuse help texts for duplicate options which do not have any.
26401 * gcc.c (display_help): Document --version.
26403 * gcc.c (main): If print_help_list and verbose_flag, ensure
26404 driver output comes before subprocess output.
26406 * optc-gen.awk: Assign all remaining fields to help string,
26407 space-separated, for multi-line help in *.opt.
26409 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26410 -Wno-pedantic-ms-format is for MinGW targets only.
26412 * doc/options.texi (Option file format): Fix bad indentation,
26413 restoring dropped sentence.
26415 2009-02-28 Jan Hubicka <jh@suse.cz>
26417 * tree-inline.c (tree_function_versioning): Output debug info.
26419 2009-02-28 Jan Hubicka <jh@suse.cz>
26422 * tree-inline.c (setup_one_parameter): Do not copy propagate
26423 arguments when not optimizing.
26425 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26428 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26429 (avx_addsubv4df3): Likewise.
26430 (*avx_addsubv4sf3): Likewise.
26431 (sse3_addsubv4sf3): Likewise.
26432 (*avx_addsubv2df3): Likewise.
26433 (sse3_addsubv2df3): Likewise.
26434 (avx_unpckhps256): Correct item selectors.
26435 (avx_unpcklps256): Likewise.
26436 (avx_unpckhpd256): Likewise.
26437 (avx_unpcklpd256): Likewise.
26439 2009-02-28 Jan Hubicka <jh@suse.cz>
26441 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26443 (copy_arguments_for_versioning): If var is declared don't declare it.
26444 (tree_function_versioning): First setup substitutions and then copy
26447 2009-02-27 Jan Hubicka <jh@suse.cz>
26450 * cgraph.h (varpool_output_debug_info): Remove.
26451 * cgraphunit.c (varpool_output_debug_info): Remove.
26452 * dwarf2out.c (deferred_locations_struct): New struct
26453 (deferred_locations): New type.
26454 (deferred_locations_list): New static var.
26455 (deffer_location): New function.
26456 (gen_variable_die): Use it.
26457 (decls_for_scope): Output info on local static vars.
26458 (dwarf2out_finish): Process deferred locations.
26459 * varpool.c (varpool_output_debug_info): Remove.
26461 2009-02-27 Jan Hubicka <jh@suse.cz>
26464 * tree.h (TREE_PROTECTED): Fix comment.
26465 (BLOCK_HANDLER_BLOCK): Remove.
26466 (struct tree_block): Remove handler_block add body_block.
26467 (inlined_function_outer_scope_p): New.
26468 (is_body_block): Remove.
26469 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26470 * dwarf2out.c (is_inlined_entry_point): Remove.
26471 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26472 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26474 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26475 * gimplify.c (gimplify_expr): Gimplify body blocks.
26476 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26477 block with multiple subblocks.
26478 (dump_scope_block): Prettier output; dump more flags and info.
26479 (dump_scope_blocks): New.
26480 (remove_unused_locals): Use dump_scope_blocks.
26481 * tree-flow.h (dump_scope_blocks): Declare.
26482 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26483 * stmt.c (is_body_block): Remove.
26484 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26485 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26487 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26489 PR middle-end/39308
26490 * graphite.c (graphite_loop_normal_form): Do not call
26491 number_of_iterations_exit from a gcc_assert.
26493 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26495 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26496 jumps if COND is NULL.
26497 (find_cond_jump): New function.
26498 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26499 * config/s390/s390.md: Remove z10_cobra attribute value.
26501 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26503 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26504 force_const_mem returns NULL_RTX.
26506 2009-02-26 Jan Hubicka <jh@suse.cz>
26509 * cgraph.h (varpool_output_debug_info): Remove.
26510 * cgraphunit.c (varpool_output_debug_info): Remove.
26511 * dwarf2out.c (deferred_locations_struct): New struct
26512 (deferred_locations): New type.
26513 (deferred_locations_list): New static var.
26514 (deffer_location): New function.
26515 (gen_variable_die): Use it.
26516 (decls_for_scope): Output info on local static vars.
26517 (dwarf2out_finish): Process deferred locations.
26518 * varpool.c (varpool_output_debug_info): Remove.
26520 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26522 PR rtl-optimization/39241
26523 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26524 to subreg_offset_representable_p.
26526 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26528 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26529 execute function prototype. Get f and nregs from max_reg_num
26530 and get_insns. Remove the first backward pass as it's dead,
26531 guard the forward pass by flag_expensive_optimizations.
26532 (rest_of_handle_regmove): Delete.
26533 (pass_regmove): Replace it with regmove_optimize.
26535 2009-02-25 Martin Jambor <mjambor@suse.cz>
26537 PR tree-optimization/39259
26538 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26539 calls_alloca function flags.
26540 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26541 calls are detected.
26543 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26545 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26546 flags_set_1_rtx, flags_set_1_set): Delete.
26547 (regmove_optimize): Do not call mark_flags_life_zones.
26549 2009-02-24 Julian Brown <julian@codesourcery.com>
26552 * config/arm/arm.c (require_pic_register): Only set
26553 cfun->machine->pic_reg once per function.
26555 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26557 * doc/invoke.texi (Link Options): Document an easier way to pass
26558 options that take arguments to the GNU linker using -Xlinker and -Wl.
26560 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26563 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26565 2009-02-24 Richard Guenther <rguenther@suse.de>
26568 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26570 2009-02-24 Richard Guenther <rguenther@suse.de>
26571 Zdenek Dvorak <ook@ucw.cz>
26573 PR tree-optimization/39233
26574 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26575 from converting them to a generic type.
26577 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26579 PR tree-optimization/39260
26580 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26581 contains a condition with a real type.
26582 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26584 2009-02-23 Jason Merrill <jason@redhat.com>
26587 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26588 narrowing_initializer_constant_valid_p.
26589 (narrowing_initializer_constant_valid_p): Don't return
26590 null_pointer_node for adding a pointer to itself.
26592 2009-02-23 Jan Hubicka <jh@suse.cz>
26595 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26598 2009-02-23 Jan Hubicka <jh@suse.cz>
26600 PR tree-optimization/37709
26601 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26602 * tree.h (block_ultimate_origin): Declare.
26603 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26604 * tree-ssa-live.c (remove_unused_scope_block_p):
26605 Eliminate blocks containig no instructions nor live variables nor
26607 (dump_scope_block): New function.
26608 (remove_unused_locals): Enable removal of dead blocks by default;
26609 enable dumping at TDF_DETAILS.
26611 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26613 * config/i386/i386.c (classify_argument): Don't allow COImode
26615 (function_arg_advance_32): Don't allow OImode.
26616 (function_arg_32): Likewise.
26617 (function_value_32): Likewise.
26618 (return_in_memory_32): Likewise.
26619 (function_arg_64): Remove OImode comment.
26621 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26624 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26625 ix86_expand_vector_set for V4DImode in 64bit mode only.
26626 (ix86_expand_vector_init_one_var): Likewise.
26628 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26630 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26632 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26635 * loop-iv.c: Revert last change.
26636 * emit-rtl.c: Likewise.
26638 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26641 * config/i386/i386.c (type_natural_mode): Remove an extra
26642 space in the warning message.
26643 (function_value_32): Handle 32-byte vector modes.
26644 (return_in_memory_32): Likewise.
26646 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26648 * loop-iv.c (truncate_value): New function.
26649 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26651 (lowpart_subreg): Move to...
26652 * emit-rtl.c: ...here.
26654 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26656 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26657 accidental and undocumented change at revision 140860.
26659 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26661 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26662 take gimple_seq * arguments.
26663 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26664 types_compatible_p langhook.
26666 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26667 Joseph Myers <joseph@codesourcery.com>
26669 * config/arm/arm.c (arm_builtin_va_list): New function.
26670 (arm_expand_builtin_va_start): Likewise.
26671 (arm_gimplify_va_arg_expr): Likewise.
26672 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26673 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26674 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26675 (va_list_type): New variable.
26676 (arm_mangle_type): Mangle va_list_type appropriately.
26678 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26680 PR middle-end/39157
26681 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26682 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26683 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26684 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26685 parameter to 1000 for -O1 by default.
26686 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26688 * loop-invariant.c: Include params.h.
26689 (move_loop_invariants): Don't call move_single_loop_invariants on
26692 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26694 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26695 offset when calculating bounds for indexing stack_usage_map. Fixes
26696 a buffer overflow with certain target setups.
26698 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26701 * calls.c (expand_call): Clear try_tail_call if caller and callee
26702 disagree in promotion of function return value.
26704 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26707 * c-common.c (c_determine_visibility): If visibility changed and
26708 DECL_RTL has been already set, call make_decl_rtl to update symbol
26711 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26714 * varasm.c (assemble_variable): Don't check DECL_NAME when
26715 globalizing a variable.
26717 2009-02-19 Joseph Myers <joseph@codesourcery.com>
26720 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
26721 expression before any __builtin_trap call.
26722 * c-typeck.c (build_function_call): Convert and check function
26723 arguments before generating a call to a trap. Evaluate the
26724 function arguments before the trap.
26726 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
26729 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
26730 (UNSPEC_FXAM_MEM): New unspec.
26731 (fxam<mode>2_i387_with_temp): New insn and split pattern.
26732 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
26733 memory using fxam<mode>2_i387_with_temp to remove excess precision.
26735 2009-02-19 Richard Guenther <rguenther@suse.de>
26737 PR tree-optimization/39207
26738 PR tree-optimization/39074
26739 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
26740 storedanything_tree): New.
26741 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
26742 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
26743 (build_succ_graph): Add edges from STOREDANYTHING to all
26745 (init_base_vars): Initialize STOREDANYTHING.
26746 (compute_points_to_sets): Free substitution info after
26747 building the succ graph.
26748 (ipa_pta_execute): Likewise.
26750 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
26752 (do_ds_constraint): Do not add to special var or non-pointer
26754 (type_could_have_pointers): Split out from ...
26755 (could_have_pointers): ... here. For arrays use the element type.
26756 (create_variable_info_for): Initialize may_have_pointers.
26757 (new_var_info): Likewise.
26758 (handle_lhs_call): Make the HEAP variable unknown-sized.
26759 (intra_create_variable_infos): Use a type with pointers for
26760 PARM_NOALIAS, make it unknown-sized.
26762 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
26765 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
26767 2009-02-18 Jason Merrill <jason@redhat.com>
26770 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
26771 value if DECL_EXTERNAL.
26772 * tree-sra.c (sra_walk_gimple_assign): Likewise.
26773 * target.h (gcc_target::binds_local_p): Clarify "module".
26774 * tree.h (TREE_PUBLIC): Clarify "module".
26776 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
26779 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
26780 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
26782 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
26785 * c.opt (Wabi): Support C and ObjC.
26788 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
26790 * config/i386/i386.c (classify_argument): Warn once about the ABI
26791 change when passing union with long double.
26793 * doc/invoke.texi: Update -Wabi for warning psABI changes.
26795 2009-02-18 Joseph Myers <joseph@codesourcery.com>
26798 * c-parser.c (c_parser_compound_statement): Always enter and leave
26801 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26804 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
26806 2009-02-18 Jakub Jelinek <jakub@redhat.com>
26808 PR tree-optimization/36922
26809 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
26810 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
26813 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26815 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
26818 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26820 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
26822 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
26824 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
26827 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
26828 Richard Sandiford <rdsandiford@googlemail.com>
26830 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
26831 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
26832 (loongson_biadd): ...this.
26834 2009-02-17 Richard Guenther <rguenther@suse.de>
26836 PR tree-optimization/39202
26837 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
26838 a var make sure to follow existing collapses.
26840 2009-02-17 Richard Guenther <rguenther@suse.de>
26842 PR middle-end/39214
26843 * langhooks.c (lhd_print_error_function): Check for NULL block.
26845 2009-02-17 Richard Guenther <rguenther@suse.de>
26847 PR tree-optimization/39204
26848 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
26851 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
26853 * config/soft-fp/double.h: Update from glibc CVS.
26855 2009-02-17 Richard Guenther <rguenther@suse.de>
26857 PR tree-optimization/39207
26858 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
26859 strict-aliasing warnings for pointers pointing to NULL.
26861 2009-02-16 Joseph Myers <joseph@codesourcery.com>
26864 * c-parser.c (c_parser_braced_init): Call pop_init_level when
26865 skipping until next close brace.
26867 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
26870 * config/i386/i386.c (ix86_expand_push): Set memory alignment
26871 to function argument boundary.
26873 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26875 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
26876 in the lea_add. Reload eventually constraints it properly.
26877 * config/picochip/constraints.md: Remove the target constraint
26878 "b", since it is not needed anymore.
26880 2009-02-16 Jakub Jelinek <jakub@redhat.com>
26882 * gthr-dce.h: Uglify function parameter and local variable names.
26883 * gthr-gnat.h: Likewise.
26884 * gthr-mipssde.h: Likewise.
26885 * gthr-nks.h: Likewise.
26886 * gthr-posix95.h: Likewise.
26887 * gthr-posix.h: Likewise.
26888 * gthr-rtems.h: Likewise.
26889 * gthr-single.h: Likewise.
26890 * gthr-solaris.h: Likewise.
26891 * gthr-tpf.h: Likewise.
26892 * gthr-vxworks.h: Likewise.
26893 * gthr-win32.h: Likewise.
26895 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
26898 * config/i386/i386.md: Restrict the new peephole2 to move
26899 between MMX/SSE registers.
26901 2009-02-15 Richard Guenther <rguenther@suse.de>
26904 2009-02-13 Richard Guenther <rguenther@suse.de>
26906 * configure.ac: Enable LFS.
26907 * configure: Re-generate.
26908 * config.in: Likewise.
26910 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26912 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
26913 spu_srqwbyte, spu_srqwbytebc): Define.
26914 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
26915 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
26916 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
26917 "shrqby_<mode>"): New insn-and-split patterns.
26918 * config/spu/spu.c (expand_builtin_args): Determine and return
26919 number of operands using spu_builtin_description data.
26920 (spu_expand_builtin_1): Use it.
26922 2009-02-13 Steve Ellcey <sje@cup.hp.com>
26925 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
26928 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26931 * config/i386/i386.c (override_options): Correct warning
26932 messages for -malign-loops, -malign-jumps and -malign-functions.
26934 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26937 * config/i386/i386.md: Restrict the new peephole2 to move
26938 between the general purpose registers.
26940 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
26943 * config/i386/i386.c (type_natural_mode): Add a new argument.
26944 Return the original mode and warn ABI change if vector size is 32byte.
26945 (function_arg_advance): Updated.
26946 (function_arg): Likewise.
26947 (ix86_function_value): Likewise.
26948 (ix86_return_in_memory): Likewise.
26949 (ix86_sol10_return_in_memory): Likewise.
26950 (ix86_gimplify_va_arg): Likewise.
26951 (function_arg_32): Don't warn ABX ABI change here.
26952 (function_arg_64): Likewise.
26954 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
26956 * loop-iv.c (implies_p): In the final case, test that operands 0
26957 of the two comparisons match.
26959 * config/bfin/bfin.c (find_prev_insn_start): New function.
26960 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
26961 (find_next_insn_start): Move.
26963 2009-02-13 Richard Guenther <rguenther@suse.de>
26965 * configure.ac: Enable LFS.
26966 * configure: Re-generate.
26967 * config.in: Likewise.
26969 2009-02-13 Joseph Myers <joseph@codesourcery.com>
26972 * c-parser.c (c_parser_parms_list_declarator): Discard pending
26973 sizes on syntax error after some arguments have been parsed.
26975 2009-02-12 Jakub Jelinek <jakub@redhat.com>
26977 * doc/invoke.texi (-fira): Remove.
26979 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26981 * caller-save.c: Replace regclass.c with reginfo.c in comments.
26982 * recog.c: Likewise.
26985 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
26987 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
26988 (umul_ppmm): Likewise.
26989 (count_leading_zeros): Likewise.
26990 (count_trailing_zeros): Likewise.
26991 (UMUL_TIME): Likewise.
26993 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
26995 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
26996 soft-fp/t-softfp to tmake_file.
26998 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
26999 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27000 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27001 IA64_BUILTIN_INFQ]: New.
27002 (ia64_init_builtins): Initialize __builtin_infq,
27003 __builtin_fabsq and __builtin_copysignq if not HPUX.
27004 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27005 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27007 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27009 (__fixtfti): Likewise.
27010 (__fixunstfti): Likewise.
27011 (__floattitf): Likewise.
27013 * config/ia64/libgcc-glibc.ver: New.
27014 * config/ia64/t-fprules-softfp: Likewise.
27015 * config/ia64/sfp-machine.h: Likewise.
27017 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27018 (LIBGCC2_TF_CEXT): Likewise.
27019 (TF_SIZE): Likewise.
27020 (TARGET_INIT_LIBFUNCS): Likewise.
27022 * config/ia64/t-glibc (SHLINB_MAPFILES):
27023 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27025 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27027 * config/i386/i386.c (construct_container): Rewrite processing
27028 BLKmode with X86_64_SSE_CLASS.
27030 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27033 * config/i386/i386.md: Replace simplify_replace_rtx with
27034 replace_rtx in the new peephole2.
27036 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27038 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27039 loop unrolling do not happen at -O2.
27041 2009-02-12 Michael Matz <matz@suse.de>
27043 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27045 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27047 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27050 2009-02-12 Ben Elliston <bje@au.ibm.com>
27052 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27053 patterns when updating the back chain. Missed in the 2009-02-10
27056 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27058 * doc/extend.texi (Decimal Floating Types): Update identifier of
27059 draft TR and list of missing support.
27061 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27063 PR middle-end/39154
27064 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27065 bit to variable length decl's flags, add it also to its
27066 pointer replacement variable.
27068 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27069 Jakub Jelinek <jakub@redhat.com>
27072 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27073 (memory_blockage): New expander.
27074 (*memory_blockage): New insn pattern.
27075 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27076 instead of general blockage at the end of function prologue when
27077 frame pointer is used to access red zone area. Do not emit blockage
27078 when profiling, it is emitted in generic code.
27079 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27080 function epilogue when frame pointer is used to access red zone area.
27082 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27085 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27086 by arithmetic with memory operands.
27087 * config/i386/predicates.md (commutative_operator): New.
27089 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27091 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27094 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27096 * alias.h (record_alias_subset): Declare.
27097 * alias.c (record_alias_subset): Make global.
27099 2009-02-10 Nick Clifton <nickc@redhat.com>
27101 * tree-parloops.c: Change license to GPLv3.
27102 * ipa-struct-reorg.c: Change license to GPLv3.
27103 * ipa-struct-reorg.h: Change license to GPLv3.
27105 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27108 * c-decl.c (start_struct): Return NULL on error.
27110 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27112 PR middle-end/39124
27113 * cfgloopmanip.c (remove_path): Call remove_bbs after
27114 cancel_loop_tree, not before it.
27117 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27118 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27119 VAR_DECLs were seen.
27120 * tree-ssa-live.c (remove_unused_locals): Recompute
27121 cfun->has_local_explicit_reg_vars.
27122 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27123 copies or clearings if cfun->has_local_explicit_reg_vars.
27125 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27128 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27129 of function prologue when frame pointer is used to access
27132 2009-02-10 Richard Guenther <rguenther@suse.de>
27134 PR middle-end/39127
27135 * gimplify.c (gimple_regimplify_operands): Always look if
27136 we need to create a temporary.
27138 2009-02-10 Richard Guenther <rguenther@suse.de>
27140 PR tree-optimization/39132
27141 * tree-loop-distribution.c (todo): New global var.
27142 (generate_memset_zero): Trigger TODO_rebuild_alias.
27143 (tree_loop_distribution): Return todo.
27145 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27148 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27149 (x86_64_reg_class_name): Removed.
27150 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27151 first one isn't X86_64_SSE_CLASS or any other ones aren't
27152 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27153 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27154 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27155 and 3 X86_64_SSEUP_CLASS.
27156 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27157 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27159 2009-02-10 Ben Elliston <bje@au.ibm.com>
27161 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27162 form instruction to update the stack back chain word, even if the
27163 user has disabled the generation of update instructions.
27164 (movdi_<mode>_update_stack): New.
27165 (movsi_update_stack): Likewise.
27166 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27167 always use an update form instruction to update the stack back
27170 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27172 PR middle-end/38953
27173 * graphite.c (if_region_set_false_region): After moving a region in
27174 the false branch of a condition, remove the empty dummy basic block.
27175 (gloog): Remove wrong fix for PR38953.
27177 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27179 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27180 generation due to implicit sign extension.
27182 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27184 PR middle-end/38981
27185 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27186 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27188 2009-02-09 Richard Guenther <rguenther@suse.de>
27190 PR middle-end/35202
27191 * convert.c (convert_to_real): Disable (float)fn((double)x)
27192 to fnf(x) conversion if errno differences may occur and
27193 -fmath-errno is set.
27195 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27197 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27198 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27199 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27201 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27204 * c-common.c (handle_alias_attribute): Disallow attribute for
27205 anything not a FUNCTION_DECL or VAR_DECL.
27207 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27210 * real.c (do_compare): Special-case compare of zero against
27211 decimal float value.
27213 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27216 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27217 as indicating flexible array members unless the field itself is
27218 being declarared as the incomplete array.
27220 2009-02-06 Jan Hubicka <jh@suse.cz>
27222 PR tree-optimization/38844
27223 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27224 is already inlined.
27226 2009-02-06 Richard Guenther <rguenther@suse.de>
27228 PR middle-end/38977
27229 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27230 fork because we may expand it as __gcov_fork.
27232 2009-02-06 Nick Clifton <nickc@redhat.com>
27234 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27236 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27238 PR tree-optimization/35659
27239 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27240 vn_phi_eq): Shortcut if hashcode does not match.
27241 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27243 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27244 and avoid iterative_hash_expr.
27245 (FOR_EACH_VALUE_ID_IN_SET): New.
27246 (value_id_compare): Remove.
27247 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27248 sort expressions by value id.
27250 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27253 * config/sh/predicates.md (general_movsrc_operand): Don't check
27254 the subreg of system registers here.
27256 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27259 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27260 on the copied decl.
27262 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27264 PR rtl-optimization/39110
27265 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27266 addresses, not aligned ones.
27268 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27269 Richard Guenther <rguenther@suse.de>
27271 PR tree-optimization/39100
27272 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27273 comment says and add edges.
27275 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27278 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27279 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27281 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27283 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27284 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27285 register_bb_in_sese, new_sese, free_sese): Moved.
27286 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27287 outermost_loop_in_scop, build_scop_iteration_domain,
27288 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27289 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27290 Use loop_in_sese_p instead of loop_in_scop_p.
27291 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27292 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27293 (scopdet_basic_block_info): Fix bug in scop detection.
27294 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27295 eq_loop_to_cloog_loop): Remove.
27296 (nb_loops_around_loop_in_scop, nb_loop
27297 ref_nb_loops): Moved here...
27298 * graphite.h (ref_nb_loops): ... from here.
27299 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27300 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27301 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27303 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27304 Hans-Peter Nilsson <hp@axis.com>
27306 PR rtl-optimization/37889
27307 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27308 Move offset handling from PLUS to before the switch. Use new
27309 arguments when considering SYMBOL_REFs too.
27310 (rtx_addr_can_trap_p): Pass dummy offset and size.
27311 (enum may_trap_p_flags): Remove.
27312 (may_trap_p_1): Pass size from MEM_SIZE.
27314 PR rtl-optimization/38921
27315 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27316 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27317 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27318 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27320 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27322 AVX Programming Reference (January, 2009)
27323 * config/i386/sse.md (*vpclmulqdq): New.
27325 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27327 PR tree-optimization/38977
27328 PR gcov-profile/38292
27329 * calls.c (special_function_p): Disregard __builtin_ prefix.
27331 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27333 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27334 non-indexable addresses even before reload.
27336 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27339 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27340 as having variable size. Do not give an error for unnamed
27341 parameters with [*] declarators. Give a warning for type names
27342 with [*] declarators and mark them as variable size.
27343 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27344 for sizeof applied to [*] type names.
27346 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27349 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27351 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27353 * gcc.c (process_command): Update copyright notice dates.
27354 * gcov.c (print_version): Likewise.
27355 * gcov-dump.c (print_version): Likewise.
27356 * mips-tfile.c (main): Likewise.
27357 * mips-tdump.c (main): Likewise.
27359 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27362 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27363 for composite type involving a zero-length array type.
27365 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27368 * function.c (match_asm_constraints_1): Skip over
27369 initial optional % in the constraint.
27371 PR inline-asm/39059
27372 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27373 supported, don't accept FIXED_CSTs.
27374 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27375 and _Sat is used without _Fract/_Accum. Set specs->type to
27376 integer_type_node for cts_fract/cts_accum if fixed point is not
27379 2009-02-02 Catherine Moore <clm@codesourcery.com>
27381 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27383 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27385 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27386 (ABI_HAS_64BIT_SYMBOLS): Use it.
27387 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27389 2009-02-02 Paul Brook <paul@codesourcery.com>
27391 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27393 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27395 PR inline-asm/39058
27396 * recog.h (asm_operand_ok): Add constraints argument.
27397 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27398 recurse on matching constraint.
27399 (check_asm_operands): Pass constraints as 3rd argument to
27400 asm_operand_ok. Don't look up matching constraint here.
27401 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27404 2009-02-02 Ben Elliston <bje@au.ibm.com>
27406 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27407 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27409 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27411 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27412 information. Remove some obsolete information. Reorganize.
27414 * config/pa/fptr.c: Revert license to GPL 2.
27415 * config/pa/milli64.S: Likewise.
27417 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27420 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27421 LIBRARY name in, instead of hard-coding it.
27422 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27423 extra target make frag to tmake_files according to EH model.
27424 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27425 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27426 frags that define makefile variable EH_MODEL appropriately.
27427 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27428 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27429 to "-sjlj" according to type of EH configured.
27430 (LIBGCC_SONAME): Concatenate it to shared library base name.
27431 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27432 to "_sjlj" according to type of EH configured.
27433 (LIBGCC_SONAME): Concatenate it to shared library base name.
27434 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27435 (SHLIB_LINK): Add missing semicolon to if-else construct.
27436 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27437 string value of "pe_dll" command-line option.
27438 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27439 (SHLIB_SONAME): Use it when overriding t-cygming default.
27440 (SHLIB_IMPLIB): Override t-cygming default.
27441 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27442 string value of "pe_dll" command-line option.
27444 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27447 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27448 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27450 2009-01-31 Richard Guenther <rguenther@suse.de>
27452 PR tree-optimization/38937
27453 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27454 computing the transitive closure.
27456 2009-01-30 Richard Guenther <rguenther@suse.de>
27458 PR tree-optimization/39041
27459 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27460 Propagate variable indices only if the types match for this stmt.
27462 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27465 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27466 inline but never defined.
27468 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27470 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27471 (*insv_h_di_reg_extimm): New insn.
27472 (*insv_l<mode>_reg_extimm): New insn.
27474 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27476 * config/picochip/picochip.c (flag_conserve_stack): set
27477 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27478 fconserve-stack. Reduce call-overhead used by inliner.
27480 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27483 * common.opt (flag_conserve_stack): Initialised to zero.
27485 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27488 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27489 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27492 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27494 * ira-color.c (allocno_reload_assign): Update comments.
27495 * regmove.c (regmove_optimize): Likewise.
27499 2009-01-29 Robert Millan <rmh@aybabtu.com>
27501 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27502 * config/i386/kopensolaris-gnu.h: New file. Undefine
27503 `MD_UNWIND_SUPPORT'.
27504 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27506 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27508 PR tree-optimization/39007
27509 * tree-loop-distribution.c (generate_builtin): Use
27510 recompute_dominator to compute the immediate dominator of the
27511 basic block just after the loop.
27513 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27515 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27516 (ASM_OUTPUT_DWARF_PCREL): Define.
27518 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27520 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27521 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27522 global. Modify entries about regmove and IRA.
27524 * ra-conflict.c: Remove the file.
27526 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27528 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27529 (pass_regclass_init): Rename to pass_reginfo_init.
27531 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27533 * toplev.h (flag_ira): Remove.
27535 * caller-save.c (setup_save_areas): Remove flag_ira.
27537 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27539 * global.c: Remove the file.
27541 * opts.c (decode_options): Remove flag_ira.
27543 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27545 * regmove.c: Modify file description.
27546 (find_use_as_address, try_auto_increment): Define them only if
27547 AUTO_INC_DEC is defined.
27548 (replacement_quality, replace_in_call_usage, fixup_match_1,
27549 stable_and_no_regs_but_for_p): Remove.
27550 (reg_set_in_bb): Make it static.
27551 (regmove_optimize): Remove flag_ira and code which worked for
27554 * local-alloc.c: Remove the file.
27556 * common.opt (fira): Remove.
27558 * ira.c: Include except.h.
27559 (eliminable_regset): Move from global.c.
27560 (mark_elimination): Ditto. Remove flag_ira.
27561 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27562 equiv_mem_modified, validate_equiv_mem_from_store,
27563 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27564 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27565 no_equiv, recorded_label_ref): Move from local-alloc.c.
27566 (update_equiv_regs): Ditto. Make it static.
27567 (print_insn_chain, print_insn_chains): Move it from global.c.
27568 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27569 (build_insn_chain): Ditto. Make it static.
27570 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27571 Rename to init_live_subregs.
27572 (gate_ira): Remove flag_ira.
27574 * regclass.c: Rename reginfo.c. Change file description.
27575 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27576 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27577 (init_reg_sets_1): Remove code for evaluation of
27578 reg_class_superclasses and losing_caller_save_reg_set.
27579 (init_regs): Remove init_reg_autoinc.
27580 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27581 ok_for_base_p_nonstrict): Remove.
27582 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27583 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27584 corresponding entries.
27585 (dump_regclass, record_operand_costs, scan_one_insn,
27586 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27587 record_address_regs, auto_inc_dec_reg_p): Remove.
27588 (gt-regclass.h): Rename to gt-reginfo.h.
27590 * rtl.h (dump_global_regs, retry_global_alloc,
27591 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27593 * Makefile.in (RA_H): Remove.
27594 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27595 Rename regclass.o to reginfo.o.
27596 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27598 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27599 (GTFILES): Rename regclass.c to reginfo.c.
27601 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27602 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27604 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27605 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27607 (finish_spills): Ditto. Remove code for !flag_ira.
27609 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27611 PR middle-end/35854
27612 * doc/invoke.texi (rtl debug options): Complete rewrite.
27613 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27615 * mode-switching.c (pass_mode_switching): Rename pass from
27616 "mode-sw" to "mode_sw".
27617 * except.c (pass_convert_to_eh_ranges): Rename pass from
27618 "eh-ranges" to "eh_ranges".
27619 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27623 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27624 Alexander Monakov <amonakov@ispras.ru>
27626 PR middle-end/38857
27627 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27629 (move_exprs_to_boundary): Change return type and pass through
27630 should_move from move_op. Relax assert. Update usage ...
27631 (schedule_expr_on_boundary): ... here. Use should_move instead of
27633 (move_op_orig_expr_found): Indicate that insn was disconnected from
27635 (code_motion_process_successors): Do not call after_merge_succs
27636 callback if original expression was not found when traversing any of
27638 (code_motion_path_driver): Change return type. Update prototype.
27639 (move_op): Update comment. Add a new parameter (should_move). Update
27640 prototype. Set *should_move based on indication provided by
27641 move_op_orig_expr_found.
27643 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27645 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27646 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27647 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27648 * config/rs6000/rs6000.c (rs6000_override_options): Default
27649 avoid-indexed-addresses on for Power6, off for everything else.
27650 (avoiding_indexed_address_p): New function.
27651 (rs6000_legitimize_address): Use it.
27652 (rs6000_legitimate_address): Likewise.
27653 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27655 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27657 PR tree-optimization/38997
27658 * tree-loop-distribution.c (generate_memset_zero): Use
27659 POINTER_PLUS_EXPR for a pointer addition.
27661 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27663 * config/s390/s390.md (bswap<mode>2): New pattern added.
27665 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27667 * config/s390/s390.md (*tls_load_31): Added type attribute.
27669 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27671 * config/s390/s390.md: Fix a few comments.
27673 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27675 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27676 (*tm<mode>_full): Fixed z10prop attribute.
27677 (*tst<mode>_extimm): Fixed z10prop attribute.
27678 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27679 (*tstqiCCT_cconly): Fixed z10prop attribute.
27680 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27681 (*movsi_larl): Fixed z10prop attribute.
27682 (*movsi_zarch): Fixed z10prop attribute.
27683 (*movsi_eas): Fixed z10prop attribute.
27684 (*movhi): Fixed z10prop attribute.
27685 (*movqi): Fixed z10prop attribute.
27686 (*movstrictqi): Fixed z10prop attribute.
27687 (*mov<mode>): Fixed z10prop attribute.
27688 (*movcc): Fixed z10prop attribute.
27689 (*sethighpartdi_64): Fixed z10prop attribute.
27690 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27691 (*negdi2_sign_cc): Fixed z10prop attribute.
27692 (*negdi2_sign): Fixed z10prop attribute.
27693 (*absdi2_sign_cc): Fixed z10prop attribute.
27694 (*absdi2_sign): Fixed z10prop attribute.
27695 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27696 (*negabsdi2_sign): Fixed z10prop attribute.
27697 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27698 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27699 (doloop_si64): Fixed z10prop attribute.
27700 (doloop_si31): Fixed z10prop attribute.
27701 (doloop_long): Fixed z10prop attribute.
27702 (indirect_jump): Fixed z10prop attribute.
27703 (nop): Fixed z10prop attribute.
27704 (main_base_64): Fixed z10prop attribute.
27705 (reload_base_64): Fixed z10prop attribute.
27707 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27709 PR rtl-optimization/38740
27710 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27712 * config/mips/mips.c (mips_reorg): Likewise.
27714 2009-01-28 Richard Guenther <rguenther@suse.de>
27716 PR tree-optimization/38926
27717 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27718 with the correct value id to a value.
27719 (do_regular_insertion): Use the value number of edoubleprime
27720 for the value number of the expr.
27723 2008-08-21 Richard Guenther <rguenther@suse.de>
27725 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
27726 a PHI ask VN if it is already available.
27727 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
27728 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
27730 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27732 PR middle-end/38934
27733 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
27734 set to varying whenever max has TREE_OVERFLOW set, similarly
27735 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
27737 2009-01-28 Richard Guenther <rguenther@suse.de>
27739 PR middle-end/38908
27740 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
27741 uninitialized aggregate uses in call arguments.
27743 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
27745 PR tree-optimization/38984
27746 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
27747 the nothing_id variable if -fno-delete-null-pointer-checks.
27749 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
27752 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
27753 (set_got_offset_rex64): Ditto.
27755 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
27758 * doc/extend.texi: Improve local variable with asm reg.
27760 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
27762 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
27763 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
27764 was not supplied then set warn_packed_bitfield_compat to the
27765 default value of 1.
27766 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
27769 2009-01-27 Richard Guenther <rguenther@suse.de>
27771 PR tree-optimization/38503
27772 * cfgexpand.c (expand_gimple_basic_block): Ignore
27773 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
27774 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
27775 variables that cannot have TBAA applied.
27776 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
27779 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
27781 PR middle-end/38969
27782 * calls.c (initialize_argument_information): Do not wrap complex
27783 arguments in SAVE_EXPR.
27785 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
27787 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
27788 (INSTALL_LIBGCC): Revert typo commit.
27790 2009-01-26 Richard Guenther <rguenther@suse.de>
27792 PR tree-optimization/38745
27793 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
27794 from special handling.
27796 2009-01-26 Richard Guenther <rguenther@suse.de>
27798 PR tree-optimization/38745
27799 * tree-ssa.c (execute_update_addresses_taken): Do not include
27800 variables that cannot possibly be a register in not_reg_needs.
27801 Do not clear TREE_ADDRESSABLE on vars that may not become
27803 * tree-ssa.c (update_alias_info_1): Include those in the set
27804 of addressable vars.
27806 2009-01-26 Richard Guenther <rguenther@suse.de>
27808 PR middle-end/38851
27809 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
27810 * tree-ssa-dse.c: Include langhooks.h
27811 (execute_simple_dse): Remove stores with zero size.
27813 2009-01-24 Jakub Jelinek <jakub@redhat.com>
27816 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
27819 2009-01-24 Julian Brown <julian@codesourcery.com>
27821 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
27822 config/arm/linux-atomic.c.
27823 * config/arm/linux-atomic.c: New.
27825 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
27827 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
27828 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
27829 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
27831 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
27834 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
27837 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
27839 PR tree-optimization/38953
27840 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
27841 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
27842 (gloog): Split the exit of the scop when the scop exit is a loop exit.
27843 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
27846 2009-01-24 Paul Brook <paul@codesourcery.com>
27848 * config/arm/neon.md (neon_type): Move to arm.md.
27849 (neon_mov<VSTRUCT>): Add neon_type attribute.
27850 * config/arm/arm.md (neon_type): Move to here.
27851 (conds): Add "unconditioal" and use as default for NEON insns.
27853 2009-01-24 Ben Elliston <bje@au.ibm.com>
27855 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
27856 void *' warning from -Wc++-compat.
27857 * Makefile.in (dominance.o-warn): Remove.
27859 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
27861 PR tree-optimization/38932
27862 * fold-const.c (fold_unary_ignore_overflow): New.
27863 * tree.h (fold_unary_ignore_overflow): Declare.
27864 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
27865 * tree-ssa-sccvn.c (visit_reference_op_load,
27866 simplify_unary_expression): Likewise.
27868 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
27870 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
27871 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
27872 regardless of their type.
27873 * c-common.c (handle_packed_attribute): Don't ignore packed on
27875 * c.opt (Wpacked-bitfield-compat): New warning option.
27876 * stor-layout.c (place_field): Warn if offset of a field changed.
27877 * doc/extend.texi (packed): Mention the ABI change.
27878 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
27879 (Warning Options): Add it to the list.
27881 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
27883 * c-opts.c (c_common_post_options): Fix a typo in comments.
27885 2009-01-22 Steve Ellcey <sje@cup.hp.com>
27887 PR middle-end/38615
27888 * gimplify.c (gimplify_init_constructor): Fix promotion of const
27889 variables to static.
27890 * doc/invoke.texi (-fmerge-all-constants): Update description.
27892 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
27895 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
27896 (*movdi_1_rex64): Use type "mmx" for alternative 5.
27898 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
27900 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
27902 (LOCAL_ALIGNMENT): Similarly.
27904 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27905 Joseph Myers <joseph@codesourcery.com>
27907 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
27908 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
27909 * config/arm/arm-tune.md: Regenerate.
27910 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
27913 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
27915 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
27916 version number to five.
27918 2009-01-22 Dodji Seketeli <dodji@redhat.com>
27921 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
27922 * c-common.c (set_underlying_type): Likewise.
27923 (is_typedef_decl ): Likewise
27925 (set_underlying_type): Likewise.
27926 (is_typedef_type): Likewise.
27928 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
27930 PR middle-end/38587
27931 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
27934 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
27937 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
27938 (LIBGCC_SPEC): Don't define.
27939 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
27941 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
27943 PR rtl-optimization/38879
27944 * alias.c (base_alias_check): Unaligned access via AND address can
27945 alias all surrounding object types except those with sizes equal
27946 or wider than the size of unaligned access.
27948 2009-01-21 Dodji Seketeli <dodji@redhat.com>
27951 * c-decl.c (clone_underlying_type): Move this ...
27952 * c-common.c (set_underlying_type): ... here.
27953 Also, make sure the function properly sets TYPE_STUB_DECL() on
27954 the newly created typedef variant type.
27955 (is_typedef_decl ): New entry point.
27956 * tree.h: Added a new member member_types_needing_access_check to
27957 struct tree_decl_non_common.
27958 (set_underlying_type): New entry point.
27959 (is_typedef_type): Likewise.
27961 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
27963 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
27964 Check whether two instructions have memory references that
27965 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
27966 are helper functions for traversing.
27967 * alias.h (insn_alias_sets_confilict_p): New prototypes.
27968 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
27969 not to draw dependency edge for instructions with non-conflicting
27972 2009-01-20 Joseph Myers <joseph@codesourcery.com>
27975 * longlong.h: Update copyright years. Use soft-fp license notice.
27976 Sync __clz_tab declaration with glibc.
27978 2009-01-20 Steve Ellcey <sje@cup.hp.com>
27981 * doc/extend.texi (syscall_linkage): New.
27982 (version_id): Modify.
27984 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
27985 Richard Guenther <rguenther@suse.de>
27987 PR tree-optimization/38747
27988 PR tree-optimization/38748
27989 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
27990 conversion if the base address is an indirect reference and the
27991 aliasing sets could cause issues.
27993 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
27995 * common.opt (fgraphite, fgraphite-identity): Add comment for
27996 explaining why these options are not documented.
27998 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28000 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28001 gimple_call_lhs is NULL.
28003 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28006 * emit-rtl.c (adjust_address_1): Make sure memref is never
28009 2009-01-20 Ben Elliston <bje@au.ibm.com>
28011 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28012 const qualifier from arg parameter. Remove unnecessary cast to char *.
28013 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28014 const qualifier from arg 2.
28016 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28018 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28020 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28023 * rtl.h (reinit_regs): New prototype.
28024 * regclass.c: Include ira.h.
28025 (reinit_regs): New.
28026 * Makefile.in (regclass.o): Add ira.h.
28027 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28029 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28032 * c-common.c (handle_aligned_attribute): Use
28033 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28034 default alignment value.
28036 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28038 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28039 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28041 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28042 __BIGGEST_ALIGNMENT__.
28044 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28046 2009-01-18 Richard Guenther <rguenther@suse.de>
28048 PR tree-optimization/38819
28049 * tree-flow.h (operation_could_trap_helper_p): Declare.
28050 * tree-eh.c (operation_could_trap_helper_p): Export.
28051 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28052 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28053 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28054 are about to insert a possibly trapping instruction and fail
28057 2009-01-18 Andreas Schwab <schwab@suse.de>
28059 * doc/install.texi (Configuration): Remove obsolete paragraph
28060 about use of --with-gnu-ld with --with-gnu-as.
28062 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28064 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28065 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28066 Follow spelling conventions.
28068 2009-01-18 Ben Elliston <bje@au.ibm.com>
28070 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28071 C++ warning about implicit conversion from void * to struct
28073 (bitmap_obstack_free): Likewise for bitmap_element *.
28074 * Makefile.in (bitmap.o-warn): Remove.
28076 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28078 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28080 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28081 Tobias Grosser <tobi.grosser@amd.com>
28083 * graphite.c (graphite_trans_scop_block): Do not block single
28086 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28088 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28089 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28090 test with assertion.
28092 2009-01-16 Richard Guenther <rguenther@suse.de>
28094 PR tree-optimization/38835
28095 PR middle-end/36227
28096 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28097 and INT + PTR -> (INT)(PTR p+ INT) folding.
28098 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28100 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28103 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28104 the subreg from a lowpart subreg if it is also casting the value.
28106 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28107 Tobias Grosser <tobi.grosser@amd.com>
28109 * graphite.c (compare_prefix_loops): New.
28110 (build_scop_canonical_schedules): Rewritten.
28111 (graphite_transform_loops): Move build_scop_canonical_schedules
28112 after build_scop_iteration_domain.
28114 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28115 Tobias Grosser <tobi.grosser@amd.com>
28117 * graphite.c (add_conditions_to_domain): Add the loops to
28118 the dimension of the iteration domain. Do copy the domain
28119 only when it exists.
28120 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28121 (add_conditions_to_constraints): New.
28122 (can_generate_code_stmt, can_generate_code): Removed.
28123 (gloog): Do not call can_generate_code.
28124 (graphite_transform_loops): Call add_conditions_to_constraints
28125 after building the iteration domain.
28127 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28129 PR tree-optimization/38789
28130 * tree-ssa-threadedge.c
28131 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28132 __builtin_constant_p.
28134 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28136 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28137 examined before deleting them.
28139 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28141 * function.c (aggregate_value_p): Correctly extract the function
28142 type from CALL_EXPR_FN lookup.
28144 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28146 * config/picochip/picochip.c (picochip_override_options): Revert
28147 CFI asm flag disable commited previously.
28149 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28150 Tobias Grosser <tobi.grosser@amd.com>
28151 Jan Sjodin <jan.sjodin@amd.com>
28153 * graphite.c (scan_tree_for_params): On substractions negate
28154 all the coefficients of the term.
28155 (clast_to_gcc_expression_red): New. Handle reduction expressions
28156 of more than two operands.
28157 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28158 (get_vdef_before_scop): Handle also the case of default definitions.
28160 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28162 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28163 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28164 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28166 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28167 Joey Ye <joey.ye@intel.com>
28169 PR middle-end/37843
28170 * cfgexpand.c (expand_stack_alignment): Don't update stack
28171 boundary nor check incoming stack boundary here.
28172 (gimple_expand_cfg): Update stack boundary and check incoming
28173 stack boundary here.
28175 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28177 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28179 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28181 PR rtl-optimization/38245
28182 * calls.c (expand_call): Add stack arguments to
28183 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28184 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28185 in regs and partially in memory or BLKmode arguments.
28186 (emit_library_call_value_1): Add stack arguments to
28187 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28188 ACCUMULATE_OUTGOING_ARGS).
28189 * dce.c: Include tm_p.h.
28190 (find_call_stack_args): New function.
28191 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28193 (mark_insn): Call find_call_stack_args for CALL_Ps.
28194 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28195 forwards. Allocate and free arg_stores bitmap if needed, pass it
28196 down to deletable_insn_p, don't mark stores set in arg_stores
28197 bitmap, clear the bitmap at the beginning of each bb.
28198 * Makefile.in (dce.o): Depend on $(TM_P_H).
28200 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28203 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28204 to make sure the insn is a conditional test (bug 22599). Reformat a
28207 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28209 PR middle-end/38431
28210 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28211 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28212 (gloog): Do not call cleanup_tree_cfg.
28213 (graphite_transform_loops): Call cleanup_tree_cfg after all
28214 scops have been code generated.
28216 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28217 * doc/gty.texi (Invoking the garbage collector): Added new node
28218 and section documenting ggc_collect.
28220 2009-01-14 Richard Guenther <rguenther@suse.de>
28222 PR tree-optimization/38826
28223 PR middle-end/38477
28224 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28225 initialization notes only if we actually emitted a warning.
28226 (intra_create_variable_infos): Add constraints for a result decl
28227 that is passed by hidden reference.
28228 (build_pred_graph): Mark all related variables non-direct on
28231 2009-01-14 Nick Clifton <nickc@redhat.com>
28233 * ira-conflicts.c: Include addresses.h for the definition of
28235 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28236 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28238 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28241 * Makefile.in (ira-lives.o): Add except.h.
28243 * ira-lives.c: Include except.h.
28244 (process_bb_node_lives): Process can_throw_internal.
28246 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28248 PR rtl-optimization/38774
28249 * combine.c (simplify_set): When undoing cc_use change, don't do
28250 PUT_CODE on the newly created comparison, but instead put back the
28253 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28255 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28256 values. Remove duplicate arm8 entry.
28258 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28260 PR tree-optimization/38786
28261 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28262 the SSA_NAME case of expand_scalar_variables_expr.
28263 Set the type of an expression to the type of its assign statement.
28264 (expand_scalar_variables_expr): Also gather the scalar computation
28265 used to index the memory access. Do not pass loop_p.
28266 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28267 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28268 the gimple_stmt_iterator where it inserts new code.
28269 Do not pass loop_p.
28270 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28271 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28273 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28275 * graphite.h (debug_value): Removed.
28276 * graphite.c (debug_value): Removed.
28278 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28280 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28281 ldrd/strd with two 32-bit instructions.
28283 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28285 * config/arm/arm.c (struct processors): Pass for speed down into
28286 cost helper functions.
28287 (const_ok_for_op): Handle COMPARE and inequality nodes.
28288 (arm_rtx_costs_1): Rewrite.
28289 (arm_size_rtx_costs): Update prototype.
28290 (arm_rtx_costs): Pass speed down to helper functions.
28291 (arm_slowmul_rtx_costs): Rework cost calculations.
28292 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28293 (arm_9e_rtx_costs): Likewise.
28295 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28297 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28298 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28299 (alpha_legitimize_address): Do not split local symbols wider than
28300 UNITS_PER_WORD into HIGH/LO_SUM parts.
28302 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28305 * gcc.c (process_command): Replace call to execvp with calls
28306 to pex_one and exit.
28308 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28311 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28312 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28313 variant for devices with 3-byte PC.
28314 (__tablejump_elpm__): New.
28316 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28319 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28320 offsetof member-designator, handle it as `[0].'.
28322 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28324 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28325 function when not using named sections on targets with named sections
28326 if branch distance is less than 262132.
28328 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28330 * combine.c (combine_instructions): Recompute
28331 optimize_this_for_speed_p for each BB in the main combine loop.
28333 2009-01-12 Tomas Bily <tbily@suse.cz>
28336 * tree-loop-distribution.c (prop_phis): New function.
28337 (generate_builtin): Call prop_phis.
28339 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28341 PR tree-optimization/38807
28342 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28343 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28345 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28347 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28348 subreg of op0 to the original op0.
28350 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28352 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28354 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28357 * mips-tfile.c (parse_def): Fix parsing of def strings
28358 starting with digits.
28360 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28363 * config/arm/arm.c (arm_is_long_call_p): Don't call
28364 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28366 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28368 * regrename.c (regrename_optimize): Fix dumping.
28369 (find_oldest_value_reg): Preserve REG_POINTER.
28370 (copy_hardreg_forward_1): Likewise.
28372 2009-01-09 Diego Novillo <dnovillo@google.com>
28374 * gimple.h (struct gimple_statement_base) <uid>: Document
28375 the restrictions on its use.
28376 (gimple_uid): Tidy.
28377 (gimple_set_uid): Tidy.
28379 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28381 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28382 zero guard even if align_bytes != 0 and count is smaller than
28385 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28387 PR rtl-optimization/38495
28388 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28389 (add_range_and_copies_from_move_list): Print all added ranges.
28390 Add ranges to memory optimized destination.
28392 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28396 * config/i386/i386.c (override_options): Reject
28397 -mstringop-strategy=rep_8byte with -m32.
28398 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28399 to 1. Do count comparison against epilogue_size_needed at compile
28400 time even when count_exp was constant forced into register. For
28401 size_needed don't jump to epilogue, instead just avoid aligning
28402 and invoke the body algorithm. If need_zero_guard, add zero guard
28403 even if count is non-zero, but smaller than size_needed + number of
28404 bytes that could be stored for alignment.
28405 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28406 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28407 but smaller than size_needed + number of bytes that could be stored
28408 for alignment. Compare size_needed with epilogue_size_needed instead
28409 of desired_align - align, don't adjust size_needed, pass
28410 epilogue_size_needed to the epilogue expanders.
28413 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28415 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28417 * pa.c (last_address): Change to unsigned.
28418 (update_total_code_bytes): Change argument to unsigned. Don't
28419 check if insn addresses are set.
28420 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28421 addresses are not set.
28422 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28424 2009-01-09 Nick Clifton <nickc@redhat.com>
28426 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28427 DECL_DECLARED_INLINE_P.
28429 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28431 PR middle-end/38347
28432 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28433 GET_MODE (op0) in operand_subword_force calls.
28435 PR middle-end/38771
28436 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28437 fold_convert arg0 operands to TREE_TYPE (op0) first.
28439 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28441 * params.def (ira-max-conflict-table-size): Decrease default value
28444 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28446 PR tree-optimization/37031
28447 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28449 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28450 allocate it using gc instead of heap, use VEC_quick_push instead of
28452 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28453 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28454 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28455 allocated vector from heap allocated.
28456 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28457 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28458 vector only after perfect_loop_nest_depth call.
28460 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28461 Jan Sjodin <jan.sjodin@amd.com>
28463 PR tree-optimization/38559
28464 * graphite.c (debug_value, copy_constraint,
28465 swap_constraint_variables, scale_constraint_variable, ): New.
28466 (get_lower_bound, get_upper_bound): Removed.
28467 (graphite_trans_bb_strip_mine): Clean up this code that works
28468 only for constant number of iterations. Fully copy upper and
28469 lower bound constraints, not only the constant part of them.
28470 * graphite.h (debug_value): Declared.
28472 2009-01-08 Ira Rosen <irar@il.ibm.com>
28474 PR tree-optimization/37194
28475 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28476 Don't add the cost of cost model guard in prologue to scalar
28477 outside cost in case of known number of iterations.
28479 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28480 Alan Modra <amodra@bigpond.net.au>
28482 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28483 non-word-aligned REG+CONST addressing.
28485 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28488 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28489 free_after_compilation when outputting a thunk.
28490 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28491 Do not call free_after_compilation here.
28493 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28495 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28496 (ix86_valid_target_attribute_inner_p): Ditto.
28498 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28500 PR tree-optimization/38492
28501 PR tree-optimization/38498
28502 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28503 * tree-chrec.h (scev_is_linear_expression): Declared.
28504 * graphite.c (graphite_cannot_represent_loop_niter): New.
28505 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28506 (graphite_loop_normal_form): Use gcc_assert.
28507 (scan_tree_for_params): Use CASE_CONVERT.
28508 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28509 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28510 Use gcc_assert. Discard scops that contain unhandled cases.
28511 (build_scop_conditions): Return a boolean status for unhandled cases.
28512 (strip_mine_profitable_p): Print the loop number, not its depth.
28513 (is_interchange_valid): Pass the depth of the loop nest, don't
28514 recompute it wrongly.
28515 (graphite_trans_bb_block): Same.
28516 (graphite_trans_bb_block): Print tentative of loop blocking.
28517 (graphite_trans_scop_block): Do not print that the loop has been
28519 (graphite_transform_loops): Do not handle scops that contain condition
28522 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28524 AVX Programming Reference (December, 2008)
28525 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28526 (_mm256_stream_pd): Likewise.
28527 (_mm256_stream_ps): Likewise.
28529 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28530 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28531 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28532 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28533 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28534 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28535 (ix86_expand_special_args_builtin): Likewise.
28537 * config/i386/sse.md (AVXMODEDI): New.
28538 (avx_movnt<mode>): Likewise.
28539 (avx_movnt<mode>): Likewise.
28540 (<sse>_movnt<mode>): Remove AVX support.
28541 (sse2_movntv2di): Likewise.
28543 2009-01-07 Richard Guenther <rguenther@suse.de>
28545 PR middle-end/38751
28546 * fold-const.c (extract_muldiv): Remove obsolete comment.
28547 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28548 to PLUS_EXPR canonicalization for the canonicalization.
28550 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28552 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28553 hosted cross-compilers generating less efficient code.
28555 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28557 * function.h (rtl_data): Add a dbr_scheduled_p field.
28558 * reorg.c (dbr_schedule): Set it.
28559 (gate_handle_delay_slots): Check it.
28560 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28561 (mips_reorg): Check flag_delayed_branch instead of
28562 mips_base_delayed_branch.
28563 (mips_override_options): Don't set mips_base_delayed_branch
28564 or flag_delayed_branch.
28566 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28568 PR rtl-optimization/38426.
28569 * ira.c (ira): Set current_function_is_leaf earlier.
28571 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28573 PR rtl-optimization/38722
28574 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28575 too early, only set a flag and modify after last possible
28578 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28581 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28582 * real.c (decimal_single_format): Correct values of emin and emax.
28583 (decimal_double_format): Ditto.
28584 (decimal_quad_format): Ditto.
28585 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28586 computation of DECnn_MIN and DECnn_MAX for corrected values of
28587 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28588 __DECnn_MIN__, and adjust its computation for the corrected value
28591 2009-01-06 Jan Hubicka <jh@suse.cz>
28594 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28596 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28598 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28599 Add Robert Clark to the list of testers.
28601 2009-01-06 Jan Hubicka <jh@suse.cz>
28602 Kai Tietz <kai.tietz@onevision.com>
28604 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28605 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28607 2009-01-06 Jan Hubicka <jh@suse.cz>
28608 Kai Tietz <kai.tietz@onevision.com>
28610 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28612 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28613 (ix86_nsaved_regs): Count only general purpose regs.
28614 (ix86_nsaved_sseregs): New.
28615 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28616 to 16 for w64; compute padding and size of sse reg save area.
28617 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28618 general purpose regs.
28619 (ix86_emit_save_sse_regs_using_mov): New.
28620 (ix86_expand_prologue): Save SSE regs if needed.
28621 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28622 (ix86_emit_restore_sse_regs_using_mov): New.
28623 (ix86_expand_epilogue): Save SSE regs if needed.
28625 2009-01-06 Jan Hubicka <jh@suse.cz>
28626 Kai Tietz <kai.tietz@onevision.com>
28628 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28629 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28630 functions when accumulate outgoing args is off.
28632 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28635 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28636 before using pseudos_have_intersected_live_ranges_p.
28638 * ira-int.h (ira_assert): Always define.
28640 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28642 AVX Programming Reference (December, 2008)
28643 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28644 (_mm256_permute2_pd): Likewise.
28645 (_mm_permute2_ps): Likewise.
28646 (_mm256_permute2_ps): Likewise.
28647 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28648 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28650 * config/i386/i386.c (ix86_builtins): Remove
28651 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28652 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28653 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28654 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28655 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28656 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28657 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28658 __builtin_ia32_vpermil2ps256.
28659 (ix86_init_mmx_sse_builtins): Updated.
28660 (ix86_expand_args_builtin): Likewise.
28662 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28664 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28665 long absolute calls when generating PA 2.0 code.
28667 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28669 PR rtl-optimization/38583
28670 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28672 * params.def (ira-max-conflict-table-size): New.
28674 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28676 * ira.h (ira_conflicts_p): New external definition.
28678 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28679 table. Report this. Return result of building.
28680 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28681 building conflict table.
28683 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28684 (ira_color): Use ira_conflicts_p.
28686 * global.c: Include ira.h.
28687 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28690 * Makefile.in (global.o): Add ira.h.
28692 * ira-build.c (mark_all_loops_for_removal,
28693 propagate_some_info_from_allocno): New.
28694 (remove_unnecessary_allocnos): Call
28695 propagate_some_info_from_allocno.
28696 (remove_low_level_allocnos): New.
28697 (remove_unnecessary_regions): Add parameter. Call
28698 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28699 parameter to remove_unnecessary_regions.
28700 (ira_build): Remove all regions but root if the conflict table was
28701 not built. Update conflict hard regs for allocnos crossing calls.
28703 * ira.c (ira_conflicts_p): New global.
28704 (ira): Define and use ira_conflicts_p.
28706 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28707 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28708 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28710 2009-01-06 Ben Elliston <bje@au.ibm.com>
28712 * gengtype-lex.l (YY_NO_INPUT): Define.
28714 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28717 * c-common.c (handle_vector_size_attribute): Also reject
28718 BOOLEAN_TYPE types.
28720 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
28722 PR tree-optimization/38492
28723 * graphite.c (rename_map_elt, debug_rename_elt,
28724 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
28725 rename_map_elt_info, eq_rename_map_elts,
28726 get_new_name_from_old_name, bb_in_sese_p): Moved around.
28727 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
28728 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
28729 (sese_build_livein_liveouts): New.
28730 (new_sese, free_sese): New.
28731 (new_scop): Call new_sese.
28732 (free_scop): Call free_sese.
28733 (rename_variables_from_edge, rename_phis_end_scop): Removed.
28734 (register_old_new_names): Renamed register_old_and_new_names.
28735 (register_scop_liveout_renames, add_loop_exit_phis,
28736 insert_loop_close_phis, struct igp,
28737 default_liveout_before_guard, add_guard_exit_phis,
28738 insert_guard_phis, copy_renames): New.
28739 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
28740 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
28741 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
28742 (scop_adjust_phis_for_liveouts): New.
28743 (gloog): Call scop_adjust_phis_for_liveouts.
28745 * graphite.h (struct sese): Documented. Added fields liveout,
28746 num_ver and livein.
28747 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
28748 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
28749 (struct scop): Added field liveout_renames.
28750 (SCOP_LIVEOUT_RENAMES): New.
28752 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28754 PR tree-optimization/38510
28755 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
28756 (translate_clast): Call recompute_all_dominators before
28758 (gloog): Call recompute_all_dominators before graphite_verify.
28760 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
28761 Jan Sjodin <jan.sjodin@amd.com>
28763 PR tree-optimization/38500
28764 * graphite.c (create_sese_edges): Call fix_loop_structure after
28767 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
28769 * config.gcc: Add m32r*-*-rtems*.
28770 * config/m32r/rtems.h: New file.
28772 2009-01-05 Ben Elliston <bje@au.ibm.com>
28774 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
28775 (.po.pox): Likewise.
28776 (po/gcc.pot): Likewise.
28778 2009-01-04 David S. Miller <davem@davemloft.net>
28780 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
28781 (STARTING_FRAME_OFFSET): Always set to zero.
28783 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28785 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
28786 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
28787 fixed-point types, and vectors of the same.
28789 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
28791 * config/mips/sync.md (*mb_barrier): Rename to...
28792 (*memory_barrier): ...this.
28794 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
28796 * doc/extend.texi (Function Attributes): Move @cindex after @item
28797 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
28798 and put in alphabetical order. Fix 'target' name and put in order.
28799 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
28802 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
28804 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
28805 (memory_barrier): Expand as unspec instead of unspec_volatile.
28806 Remove mem:BLK from insn operands. Use Pmode scratch register.
28807 (*memory_barrier): Define as unspec instead of unspec_volatile.
28808 Use (match_dup 0) as input operand.
28810 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
28811 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
28812 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
28813 scratch register. Remove operand 1.
28814 (*stbar): Define as unspec instead of unspec_volatile.
28815 Use (match_dup 0) as input operand, remove (const_int 8).
28816 (*membar): Define as unspec instead of unspec_volatile.
28817 Use (match_dup 0) as input operand, remove input operand 2.
28819 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
28820 (memory_barrier): Expand as unspec instead of unspec_volatile.
28821 Remove mem:BLK from insn operands. Use Pmode scratch register.
28822 (*memory_barrier): Define as unspec instead of unspec_volatile.
28823 Use (match_dup 0) as input operand.
28825 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
28826 Remove mem:BLK from insn operands. Use Pmode scratch register.
28827 Set volatile flag on operand 0.
28828 (*memory_barrier): New insn pattern.
28830 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
28832 (*memory_barrier): Use (match_dup 0) as input operand.
28834 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
28835 Remove mem:BLK from insn operands. Use Pmode scratch register.
28836 Set volatile flag on operand 0.
28837 (*mb_internal): New insn pattern.
28839 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
28841 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28843 PR middle-end/38586
28844 * function.c (struct temp_slot): Move to the section of the file
28845 that deals with temp slots. Remove field 'address'.
28846 (temp_slot_address_table): New hash table of address -> temp slot.
28847 (struct temp_slot_address_entry): New struct, items for the table.
28848 (temp_slot_address_compute_hash, temp_slot_address_hash,
28849 temp_slot_address_eq, insert_temp_slot_address): Support functions
28851 (find_temp_slot_from_address): Rewrite to use the new hash table.
28852 (remove_unused_temp_slot_addresses): Remove addresses of temp
28853 slots that have been made available.
28854 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
28855 worker function for remove_unused_temp_slot_addresses.
28856 (assign_stack_temp_for_type): Don't clear the temp slot address list.
28857 Add the temp slot address to the address -> temp slot map.
28858 (update_temp_slot_address): Update via insert_temp_slot_address.
28859 (free_temp_slots): Call remove_unused_temp_slot_addresses.
28860 (pop_temp_slots): Likewise.
28861 (init_temp_slots): Allocate the address -> temp slot map, or empty
28862 the map if it is already allocated.
28863 (prepare_function_start): Initialize temp slot processing.
28865 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
28867 PR middle-end/38584
28868 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
28869 Calculate the size of all stack vars assuming no packing of stack
28870 vars will happen, replacing a quadratic algorithm with a linear one.
28872 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28875 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
28878 2009-01-03 Diego Novillo <dnovillo@google.com>
28880 * doc/contrib.texi: Update contributions.
28882 2009-01-03 Jakub Jelinek <jakub@redhat.com>
28885 * builtins.c (fold_builtin_memory_op): Give up if either operand
28886 is volatile. Set srctype or desttype to non-qualified version
28890 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
28891 and FUNCTION_DECLs.
28893 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
28895 PR rtl-optimization/35805
28896 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
28897 problem if fast dce is able to remove any instructions.
28898 * dce.c (dce_process_block): Fix dump message.
28900 2009-01-02 Mark Mitchell <mark@codesourcery.com>
28903 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
28905 2009-01-02 Jakub Jelinek <jakub@redhat.com>
28907 PR middle-end/38690
28908 * tree-flow.h (op_code_prio, op_prio): New prototypes.
28909 * tree-pretty-print.c (op_code_prio): New function.
28910 (op_prio): No longer static. Use op_code_prio.
28911 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
28912 Use op_prio and op_code_prio to determine if () should be
28913 printed around operand(s) or not.
28915 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
28916 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
28917 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
28918 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
28919 pp_character instead of pp_string for single letter printing.
28921 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
28923 * doc/extend.texi: Fix '#pragma GCC option' typo.
28925 2009-01-02 Richard Guenther <rguenther@suse.de>
28927 * doc/install.texi (--enable-checking): Mention different
28928 default for stage1.
28929 (--enable-stage1-checking): Document.
28931 2009-01-01 Andrew Pinski <pinskia@gmail.com>
28933 PR middle-end/30142
28934 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
28935 case to be an error.
28937 2009-01-02 Ben Elliston <bje@au.ibm.com>
28939 * config/fp-bit.h (pack_d): Constify argument.
28940 * config/fp-bit.c (makenan): Constify return type. Remove casts.
28941 (isnan): Constify argument.
28943 (iszero): Likewise.
28944 (pack_d): Likewise.
28945 (_fpadd_parts): Constify return type.
28946 (_fpmul_parts): Likewise.
28947 (_fpdiv_parts): Likewise.
28949 2009-01-01 Jakub Jelinek <jakub@redhat.com>
28952 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
28953 warn about overwriting initializer with side-effects or
28954 -Woverride-init if !IMPLICIT.
28955 (output_init_element): Likewise. Pass IMPLICIT down to
28957 (process_init_element): Add IMPLICIT argument. Pass it down
28958 to output_init_element.
28959 (push_init_element, pop_init_level, set_designator): Adjust
28960 process_init_element callers.
28961 (set_nonincremental_init, set_nonincremental_init_from_string):
28962 Adjust add_pending_init callers.
28963 (output_pending_init_elements): Adjust output_init_element callers.
28964 * c-tree.h (process_init_element): Adjust prototype.
28965 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
28966 process_init_element callers.
28969 Copyright (C) 2009 Free Software Foundation, Inc.
28971 Copying and distribution of this file, with or without modification,
28972 are permitted in any medium without royalty provided the copyright
28973 notice and this notice are preserved.